Rename ffplay to avplay.
authorAnton Khirnov <anton@khirnov.net>
Tue, 26 Jul 2011 15:51:34 +0000 (17:51 +0200)
committerAnton Khirnov <anton@khirnov.net>
Tue, 9 Aug 2011 17:56:21 +0000 (19:56 +0200)
17 files changed:
.gitignore
Changelog
Makefile
avplay.c [new file with mode: 0644]
configure
doc/avplay.texi [new file with mode: 0644]
doc/demuxers.texi
doc/developer.texi
doc/ffmpeg.texi
doc/ffplay.texi [deleted file]
doc/ffprobe.texi
doc/ffserver.texi
doc/general.texi
doc/indevs.texi
doc/libavfilter.texi
doc/protocols.texi
ffplay.c [deleted file]

index bfce23d..e867470 100644 (file)
@@ -12,7 +12,7 @@ doc/*.html
 doc/*.pod
 doxy
 ffmpeg
-ffplay
+avplay
 ffprobe
 ffserver
 libavcodec/*_tablegen
index 7b8be5b..ad3d867 100644 (file)
--- a/Changelog
+++ b/Changelog
@@ -5,6 +5,7 @@ releases are sorted from youngest to oldest.
 version <next>:
 - BWF muxer
 - Flash Screen Video 2 decoder
+- ffplay renamed to avplay
 
 
 version 0.7:
index 9d6ec3a..5214f5a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -53,7 +53,7 @@ COMPILE_S = $(call COMPILE,AS)
 %.c %.h: TAG = GEN
 
 PROGS-$(CONFIG_FFMPEG)   += ffmpeg
-PROGS-$(CONFIG_FFPLAY)   += ffplay
+PROGS-$(CONFIG_AVPLAY)   += avplay
 PROGS-$(CONFIG_FFPROBE)  += ffprobe
 PROGS-$(CONFIG_FFSERVER) += ffserver
 
@@ -64,7 +64,7 @@ HOSTPROGS  := $(TESTTOOLS:%=tests/%)
 TOOLS       = qt-faststart trasher
 TOOLS-$(CONFIG_ZLIB) += cws2fws
 
-BASENAMES   = ffmpeg ffplay ffprobe ffserver
+BASENAMES   = ffmpeg avplay ffprobe ffserver
 ALLPROGS    = $(BASENAMES:%=%$(EXESUF))
 ALLMANPAGES = $(BASENAMES:%=%.1)
 
@@ -116,8 +116,8 @@ endef
 
 $(foreach D,$(FFLIBS),$(eval $(call DOSUBDIR,lib$(D))))
 
-ffplay.o: CFLAGS += $(SDL_CFLAGS)
-ffplay$(EXESUF): FF_EXTRALIBS += $(SDL_LIBS)
+avplay.o: CFLAGS += $(SDL_CFLAGS)
+avplay$(EXESUF): FF_EXTRALIBS += $(SDL_LIBS)
 ffserver$(EXESUF): LDFLAGS += $(FFSERVERLDFLAGS)
 
 $(PROGS): %$(EXESUF): %.o cmdutils.o $(FF_DEP_LIBS)
diff --git a/avplay.c b/avplay.c
new file mode 100644 (file)
index 0000000..f43cf6f
--- /dev/null
+++ b/avplay.c
@@ -0,0 +1,3071 @@
+/*
+ * avplay : Simple Media Player based on the Libav libraries
+ * Copyright (c) 2003 Fabrice Bellard
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+#include <inttypes.h>
+#include <math.h>
+#include <limits.h>
+#include "libavutil/avstring.h"
+#include "libavutil/colorspace.h"
+#include "libavutil/mathematics.h"
+#include "libavutil/pixdesc.h"
+#include "libavutil/imgutils.h"
+#include "libavutil/dict.h"
+#include "libavutil/parseutils.h"
+#include "libavutil/samplefmt.h"
+#include "libavformat/avformat.h"
+#include "libavdevice/avdevice.h"
+#include "libswscale/swscale.h"
+#include "libavcodec/audioconvert.h"
+#include "libavutil/opt.h"
+#include "libavcodec/avfft.h"
+
+#if CONFIG_AVFILTER
+# include "libavfilter/avfilter.h"
+# include "libavfilter/avfiltergraph.h"
+#endif
+
+#include "cmdutils.h"
+
+#include <SDL.h>
+#include <SDL_thread.h>
+
+#ifdef __MINGW32__
+#undef main /* We don't want SDL to override our main() */
+#endif
+
+#include <unistd.h>
+#include <assert.h>
+
+const char program_name[] = "avplay";
+const int program_birth_year = 2003;
+
+#define MAX_QUEUE_SIZE (15 * 1024 * 1024)
+#define MIN_AUDIOQ_SIZE (20 * 16 * 1024)
+#define MIN_FRAMES 5
+
+/* SDL audio buffer size, in samples. Should be small to have precise
+   A/V sync as SDL does not have hardware buffer fullness info. */
+#define SDL_AUDIO_BUFFER_SIZE 1024
+
+/* no AV sync correction is done if below the AV sync threshold */
+#define AV_SYNC_THRESHOLD 0.01
+/* no AV correction is done if too big error */
+#define AV_NOSYNC_THRESHOLD 10.0
+
+#define FRAME_SKIP_FACTOR 0.05
+
+/* maximum audio speed change to get correct sync */
+#define SAMPLE_CORRECTION_PERCENT_MAX 10
+
+/* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */
+#define AUDIO_DIFF_AVG_NB   20
+
+/* NOTE: the size must be big enough to compensate the hardware audio buffersize size */
+#define SAMPLE_ARRAY_SIZE (2*65536)
+
+static int sws_flags = SWS_BICUBIC;
+
+typedef struct PacketQueue {
+    AVPacketList *first_pkt, *last_pkt;
+    int nb_packets;
+    int size;
+    int abort_request;
+    SDL_mutex *mutex;
+    SDL_cond *cond;
+} PacketQueue;
+
+#define VIDEO_PICTURE_QUEUE_SIZE 2
+#define SUBPICTURE_QUEUE_SIZE 4
+
+typedef struct VideoPicture {
+    double pts;                                  ///<presentation time stamp for this picture
+    double target_clock;                         ///<av_gettime() time at which this should be displayed ideally
+    int64_t pos;                                 ///<byte position in file
+    SDL_Overlay *bmp;
+    int width, height; /* source height & width */
+    int allocated;
+    enum PixelFormat pix_fmt;
+
+#if CONFIG_AVFILTER
+    AVFilterBufferRef *picref;
+#endif
+} VideoPicture;
+
+typedef struct SubPicture {
+    double pts; /* presentation time stamp for this picture */
+    AVSubtitle sub;
+} SubPicture;
+
+enum {
+    AV_SYNC_AUDIO_MASTER, /* default choice */
+    AV_SYNC_VIDEO_MASTER,
+    AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */
+};
+
+typedef struct VideoState {
+    SDL_Thread *parse_tid;
+    SDL_Thread *video_tid;
+    SDL_Thread *refresh_tid;
+    AVInputFormat *iformat;
+    int no_background;
+    int abort_request;
+    int paused;
+    int last_paused;
+    int seek_req;
+    int seek_flags;
+    int64_t seek_pos;
+    int64_t seek_rel;
+    int read_pause_return;
+    AVFormatContext *ic;
+    int dtg_active_format;
+
+    int audio_stream;
+
+    int av_sync_type;
+    double external_clock; /* external clock base */
+    int64_t external_clock_time;
+
+    double audio_clock;
+    double audio_diff_cum; /* used for AV difference average computation */
+    double audio_diff_avg_coef;
+    double audio_diff_threshold;
+    int audio_diff_avg_count;
+    AVStream *audio_st;
+    PacketQueue audioq;
+    int audio_hw_buf_size;
+    /* samples output by the codec. we reserve more space for avsync
+       compensation */
+    DECLARE_ALIGNED(16,uint8_t,audio_buf1)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
+    DECLARE_ALIGNED(16,uint8_t,audio_buf2)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
+    uint8_t *audio_buf;
+    unsigned int audio_buf_size; /* in bytes */
+    int audio_buf_index; /* in bytes */
+    AVPacket audio_pkt_temp;
+    AVPacket audio_pkt;
+    enum AVSampleFormat audio_src_fmt;
+    AVAudioConvert *reformat_ctx;
+
+    int show_audio; /* if true, display audio samples */
+    int16_t sample_array[SAMPLE_ARRAY_SIZE];
+    int sample_array_index;
+    int last_i_start;
+    RDFTContext *rdft;
+    int rdft_bits;
+    FFTSample *rdft_data;
+    int xpos;
+
+    SDL_Thread *subtitle_tid;
+    int subtitle_stream;
+    int subtitle_stream_changed;
+    AVStream *subtitle_st;
+    PacketQueue subtitleq;
+    SubPicture subpq[SUBPICTURE_QUEUE_SIZE];
+    int subpq_size, subpq_rindex, subpq_windex;
+    SDL_mutex *subpq_mutex;
+    SDL_cond *subpq_cond;
+
+    double frame_timer;
+    double frame_last_pts;
+    double frame_last_delay;
+    double video_clock;                          ///<pts of last decoded frame / predicted pts of next decoded frame
+    int video_stream;
+    AVStream *video_st;
+    PacketQueue videoq;
+    double video_current_pts;                    ///<current displayed pts (different from video_clock if frame fifos are used)
+    double video_current_pts_drift;              ///<video_current_pts - time (av_gettime) at which we updated video_current_pts - used to have running video pts
+    int64_t video_current_pos;                   ///<current displayed file pos
+    VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE];
+    int pictq_size, pictq_rindex, pictq_windex;
+    SDL_mutex *pictq_mutex;
+    SDL_cond *pictq_cond;
+#if !CONFIG_AVFILTER
+    struct SwsContext *img_convert_ctx;
+#endif
+
+    //    QETimer *video_timer;
+    char filename[1024];
+    int width, height, xleft, ytop;
+
+    PtsCorrectionContext pts_ctx;
+
+#if CONFIG_AVFILTER
+    AVFilterContext *out_video_filter;          ///<the last filter in the video chain
+#endif
+
+    float skip_frames;
+    float skip_frames_index;
+    int refresh;
+} VideoState;
+
+static void show_help(void);
+
+/* options specified by the user */
+static AVInputFormat *file_iformat;
+static const char *input_filename;
+static const char *window_title;
+static int fs_screen_width;
+static int fs_screen_height;
+static int screen_width = 0;
+static int screen_height = 0;
+static int audio_disable;
+static int video_disable;
+static int wanted_stream[AVMEDIA_TYPE_NB]={
+    [AVMEDIA_TYPE_AUDIO]=-1,
+    [AVMEDIA_TYPE_VIDEO]=-1,
+    [AVMEDIA_TYPE_SUBTITLE]=-1,
+};
+static int seek_by_bytes=-1;
+static int display_disable;
+static int show_status = 1;
+static int av_sync_type = AV_SYNC_AUDIO_MASTER;
+static int64_t start_time = AV_NOPTS_VALUE;
+static int64_t duration = AV_NOPTS_VALUE;
+static int debug = 0;
+static int debug_mv = 0;
+static int step = 0;
+static int thread_count = 1;
+static int workaround_bugs = 1;
+static int fast = 0;
+static int genpts = 0;
+static int lowres = 0;
+static int idct = FF_IDCT_AUTO;
+static enum AVDiscard skip_frame= AVDISCARD_DEFAULT;
+static enum AVDiscard skip_idct= AVDISCARD_DEFAULT;
+static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT;
+static int error_recognition = FF_ER_CAREFUL;
+static int error_concealment = 3;
+static int decoder_reorder_pts= -1;
+static int autoexit;
+static int exit_on_keydown;
+static int exit_on_mousedown;
+static int loop=1;
+static int framedrop=1;
+
+static int rdftspeed=20;
+#if CONFIG_AVFILTER
+static char *vfilters = NULL;
+#endif
+
+/* current context */
+static int is_full_screen;
+static VideoState *cur_stream;
+static int64_t audio_callback_time;
+
+static AVPacket flush_pkt;
+
+#define FF_ALLOC_EVENT   (SDL_USEREVENT)
+#define FF_REFRESH_EVENT (SDL_USEREVENT + 1)
+#define FF_QUIT_EVENT    (SDL_USEREVENT + 2)
+
+static SDL_Surface *screen;
+
+static int packet_queue_put(PacketQueue *q, AVPacket *pkt);
+
+/* packet queue handling */
+static void packet_queue_init(PacketQueue *q)
+{
+    memset(q, 0, sizeof(PacketQueue));
+    q->mutex = SDL_CreateMutex();
+    q->cond = SDL_CreateCond();
+    packet_queue_put(q, &flush_pkt);
+}
+
+static void packet_queue_flush(PacketQueue *q)
+{
+    AVPacketList *pkt, *pkt1;
+
+    SDL_LockMutex(q->mutex);
+    for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) {
+        pkt1 = pkt->next;
+        av_free_packet(&pkt->pkt);
+        av_freep(&pkt);
+    }
+    q->last_pkt = NULL;
+    q->first_pkt = NULL;
+    q->nb_packets = 0;
+    q->size = 0;
+    SDL_UnlockMutex(q->mutex);
+}
+
+static void packet_queue_end(PacketQueue *q)
+{
+    packet_queue_flush(q);
+    SDL_DestroyMutex(q->mutex);
+    SDL_DestroyCond(q->cond);
+}
+
+static int packet_queue_put(PacketQueue *q, AVPacket *pkt)
+{
+    AVPacketList *pkt1;
+
+    /* duplicate the packet */
+    if (pkt!=&flush_pkt && av_dup_packet(pkt) < 0)
+        return -1;
+
+    pkt1 = av_malloc(sizeof(AVPacketList));
+    if (!pkt1)
+        return -1;
+    pkt1->pkt = *pkt;
+    pkt1->next = NULL;
+
+
+    SDL_LockMutex(q->mutex);
+
+    if (!q->last_pkt)
+
+        q->first_pkt = pkt1;
+    else
+        q->last_pkt->next = pkt1;
+    q->last_pkt = pkt1;
+    q->nb_packets++;
+    q->size += pkt1->pkt.size + sizeof(*pkt1);
+    /* XXX: should duplicate packet data in DV case */
+    SDL_CondSignal(q->cond);
+
+    SDL_UnlockMutex(q->mutex);
+    return 0;
+}
+
+static void packet_queue_abort(PacketQueue *q)
+{
+    SDL_LockMutex(q->mutex);
+
+    q->abort_request = 1;
+
+    SDL_CondSignal(q->cond);
+
+    SDL_UnlockMutex(q->mutex);
+}
+
+/* return < 0 if aborted, 0 if no packet and > 0 if packet.  */
+static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block)
+{
+    AVPacketList *pkt1;
+    int ret;
+
+    SDL_LockMutex(q->mutex);
+
+    for(;;) {
+        if (q->abort_request) {
+            ret = -1;
+            break;
+        }
+
+        pkt1 = q->first_pkt;
+        if (pkt1) {
+            q->first_pkt = pkt1->next;
+            if (!q->first_pkt)
+                q->last_pkt = NULL;
+            q->nb_packets--;
+            q->size -= pkt1->pkt.size + sizeof(*pkt1);
+            *pkt = pkt1->pkt;
+            av_free(pkt1);
+            ret = 1;
+            break;
+        } else if (!block) {
+            ret = 0;
+            break;
+        } else {
+            SDL_CondWait(q->cond, q->mutex);
+        }
+    }
+    SDL_UnlockMutex(q->mutex);
+    return ret;
+}
+
+static inline void fill_rectangle(SDL_Surface *screen,
+                                  int x, int y, int w, int h, int color)
+{
+    SDL_Rect rect;
+    rect.x = x;
+    rect.y = y;
+    rect.w = w;
+    rect.h = h;
+    SDL_FillRect(screen, &rect, color);
+}
+
+#define ALPHA_BLEND(a, oldp, newp, s)\
+((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s))
+
+#define RGBA_IN(r, g, b, a, s)\
+{\
+    unsigned int v = ((const uint32_t *)(s))[0];\
+    a = (v >> 24) & 0xff;\
+    r = (v >> 16) & 0xff;\
+    g = (v >> 8) & 0xff;\
+    b = v & 0xff;\
+}
+
+#define YUVA_IN(y, u, v, a, s, pal)\
+{\
+    unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\
+    a = (val >> 24) & 0xff;\
+    y = (val >> 16) & 0xff;\
+    u = (val >> 8) & 0xff;\
+    v = val & 0xff;\
+}
+
+#define YUVA_OUT(d, y, u, v, a)\
+{\
+    ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\
+}
+
+
+#define BPP 1
+
+static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh)
+{
+    int wrap, wrap3, width2, skip2;
+    int y, u, v, a, u1, v1, a1, w, h;
+    uint8_t *lum, *cb, *cr;
+    const uint8_t *p;
+    const uint32_t *pal;
+    int dstx, dsty, dstw, dsth;
+
+    dstw = av_clip(rect->w, 0, imgw);
+    dsth = av_clip(rect->h, 0, imgh);
+    dstx = av_clip(rect->x, 0, imgw - dstw);
+    dsty = av_clip(rect->y, 0, imgh - dsth);
+    lum = dst->data[0] + dsty * dst->linesize[0];
+    cb = dst->data[1] + (dsty >> 1) * dst->linesize[1];
+    cr = dst->data[2] + (dsty >> 1) * dst->linesize[2];
+
+    width2 = ((dstw + 1) >> 1) + (dstx & ~dstw & 1);
+    skip2 = dstx >> 1;
+    wrap = dst->linesize[0];
+    wrap3 = rect->pict.linesize[0];
+    p = rect->pict.data[0];
+    pal = (const uint32_t *)rect->pict.data[1];  /* Now in YCrCb! */
+
+    if (dsty & 1) {
+        lum += dstx;
+        cb += skip2;
+        cr += skip2;
+
+        if (dstx & 1) {
+            YUVA_IN(y, u, v, a, p, pal);
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+            cb++;
+            cr++;
+            lum++;
+            p += BPP;
+        }
+        for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 = u;
+            v1 = v;
+            a1 = a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+            YUVA_IN(y, u, v, a, p + BPP, pal);
+            u1 += u;
+            v1 += v;
+            a1 += a;
+            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
+            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
+            cb++;
+            cr++;
+            p += 2 * BPP;
+            lum += 2;
+        }
+        if (w) {
+            YUVA_IN(y, u, v, a, p, pal);
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+            p++;
+            lum++;
+        }
+        p += wrap3 - dstw * BPP;
+        lum += wrap - dstw - dstx;
+        cb += dst->linesize[1] - width2 - skip2;
+        cr += dst->linesize[2] - width2 - skip2;
+    }
+    for(h = dsth - (dsty & 1); h >= 2; h -= 2) {
+        lum += dstx;
+        cb += skip2;
+        cr += skip2;
+
+        if (dstx & 1) {
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 = u;
+            v1 = v;
+            a1 = a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            p += wrap3;
+            lum += wrap;
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 += u;
+            v1 += v;
+            a1 += a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
+            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
+            cb++;
+            cr++;
+            p += -wrap3 + BPP;
+            lum += -wrap + 1;
+        }
+        for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 = u;
+            v1 = v;
+            a1 = a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+            YUVA_IN(y, u, v, a, p + BPP, pal);
+            u1 += u;
+            v1 += v;
+            a1 += a;
+            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+            p += wrap3;
+            lum += wrap;
+
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 += u;
+            v1 += v;
+            a1 += a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+            YUVA_IN(y, u, v, a, p + BPP, pal);
+            u1 += u;
+            v1 += v;
+            a1 += a;
+            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+
+            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2);
+            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2);
+
+            cb++;
+            cr++;
+            p += -wrap3 + 2 * BPP;
+            lum += -wrap + 2;
+        }
+        if (w) {
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 = u;
+            v1 = v;
+            a1 = a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            p += wrap3;
+            lum += wrap;
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 += u;
+            v1 += v;
+            a1 += a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
+            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
+            cb++;
+            cr++;
+            p += -wrap3 + BPP;
+            lum += -wrap + 1;
+        }
+        p += wrap3 + (wrap3 - dstw * BPP);
+        lum += wrap + (wrap - dstw - dstx);
+        cb += dst->linesize[1] - width2 - skip2;
+        cr += dst->linesize[2] - width2 - skip2;
+    }
+    /* handle odd height */
+    if (h) {
+        lum += dstx;
+        cb += skip2;
+        cr += skip2;
+
+        if (dstx & 1) {
+            YUVA_IN(y, u, v, a, p, pal);
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+            cb++;
+            cr++;
+            lum++;
+            p += BPP;
+        }
+        for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
+            YUVA_IN(y, u, v, a, p, pal);
+            u1 = u;
+            v1 = v;
+            a1 = a;
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+
+            YUVA_IN(y, u, v, a, p + BPP, pal);
+            u1 += u;
+            v1 += v;
+            a1 += a;
+            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
+            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1);
+            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1);
+            cb++;
+            cr++;
+            p += 2 * BPP;
+            lum += 2;
+        }
+        if (w) {
+            YUVA_IN(y, u, v, a, p, pal);
+            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
+            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
+            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
+        }
+    }
+}
+
+static void free_subpicture(SubPicture *sp)
+{
+    avsubtitle_free(&sp->sub);
+}
+
+static void video_image_display(VideoState *is)
+{
+    VideoPicture *vp;
+    SubPicture *sp;
+    AVPicture pict;
+    float aspect_ratio;
+    int width, height, x, y;
+    SDL_Rect rect;
+    int i;
+
+    vp = &is->pictq[is->pictq_rindex];
+    if (vp->bmp) {
+#if CONFIG_AVFILTER
+         if (vp->picref->video->pixel_aspect.num == 0)
+             aspect_ratio = 0;
+         else
+             aspect_ratio = av_q2d(vp->picref->video->pixel_aspect);
+#else
+
+        /* XXX: use variable in the frame */
+        if (is->video_st->sample_aspect_ratio.num)
+            aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio);
+        else if (is->video_st->codec->sample_aspect_ratio.num)
+            aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio);
+        else
+            aspect_ratio = 0;
+#endif
+        if (aspect_ratio <= 0.0)
+            aspect_ratio = 1.0;
+        aspect_ratio *= (float)vp->width / (float)vp->height;
+
+        if (is->subtitle_st)
+        {
+            if (is->subpq_size > 0)
+            {
+                sp = &is->subpq[is->subpq_rindex];
+
+                if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000))
+                {
+                    SDL_LockYUVOverlay (vp->bmp);
+
+                    pict.data[0] = vp->bmp->pixels[0];
+                    pict.data[1] = vp->bmp->pixels[2];
+                    pict.data[2] = vp->bmp->pixels[1];
+
+                    pict.linesize[0] = vp->bmp->pitches[0];
+                    pict.linesize[1] = vp->bmp->pitches[2];
+                    pict.linesize[2] = vp->bmp->pitches[1];
+
+                    for (i = 0; i < sp->sub.num_rects; i++)
+                        blend_subrect(&pict, sp->sub.rects[i],
+                                      vp->bmp->w, vp->bmp->h);
+
+                    SDL_UnlockYUVOverlay (vp->bmp);
+                }
+            }
+        }
+
+
+        /* XXX: we suppose the screen has a 1.0 pixel ratio */
+        height = is->height;
+        width = ((int)rint(height * aspect_ratio)) & ~1;
+        if (width > is->width) {
+            width = is->width;
+            height = ((int)rint(width / aspect_ratio)) & ~1;
+        }
+        x = (is->width - width) / 2;
+        y = (is->height - height) / 2;
+        is->no_background = 0;
+        rect.x = is->xleft + x;
+        rect.y = is->ytop  + y;
+        rect.w = width;
+        rect.h = height;
+        SDL_DisplayYUVOverlay(vp->bmp, &rect);
+    }
+}
+
+/* get the current audio output buffer size, in samples. With SDL, we
+   cannot have a precise information */
+static int audio_write_get_buf_size(VideoState *is)
+{
+    return is->audio_buf_size - is->audio_buf_index;
+}
+
+static inline int compute_mod(int a, int b)
+{
+    a = a % b;
+    if (a >= 0)
+        return a;
+    else
+        return a + b;
+}
+
+static void video_audio_display(VideoState *s)
+{
+    int i, i_start, x, y1, y, ys, delay, n, nb_display_channels;
+    int ch, channels, h, h2, bgcolor, fgcolor;
+    int16_t time_diff;
+    int rdft_bits, nb_freq;
+
+    for(rdft_bits=1; (1<<rdft_bits)<2*s->height; rdft_bits++)
+        ;
+    nb_freq= 1<<(rdft_bits-1);
+
+    /* compute display index : center on currently output samples */
+    channels = s->audio_st->codec->channels;
+    nb_display_channels = channels;
+    if (!s->paused) {
+        int data_used= s->show_audio==1 ? s->width : (2*nb_freq);
+        n = 2 * channels;
+        delay = audio_write_get_buf_size(s);
+        delay /= n;
+
+        /* to be more precise, we take into account the time spent since
+           the last buffer computation */
+        if (audio_callback_time) {
+            time_diff = av_gettime() - audio_callback_time;
+            delay -= (time_diff * s->audio_st->codec->sample_rate) / 1000000;
+        }
+
+        delay += 2*data_used;
+        if (delay < data_used)
+            delay = data_used;
+
+        i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE);
+        if(s->show_audio==1){
+            h= INT_MIN;
+            for(i=0; i<1000; i+=channels){
+                int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE;
+                int a= s->sample_array[idx];
+                int b= s->sample_array[(idx + 4*channels)%SAMPLE_ARRAY_SIZE];
+                int c= s->sample_array[(idx + 5*channels)%SAMPLE_ARRAY_SIZE];
+                int d= s->sample_array[(idx + 9*channels)%SAMPLE_ARRAY_SIZE];
+                int score= a-d;
+                if(h<score && (b^c)<0){
+                    h= score;
+                    i_start= idx;
+                }
+            }
+        }
+
+        s->last_i_start = i_start;
+    } else {
+        i_start = s->last_i_start;
+    }
+
+    bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
+    if(s->show_audio==1){
+        fill_rectangle(screen,
+                       s->xleft, s->ytop, s->width, s->height,
+                       bgcolor);
+
+        fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff);
+
+        /* total height for one channel */
+        h = s->height / nb_display_channels;
+        /* graph height / 2 */
+        h2 = (h * 9) / 20;
+        for(ch = 0;ch < nb_display_channels; ch++) {
+            i = i_start + ch;
+            y1 = s->ytop + ch * h + (h / 2); /* position of center line */
+            for(x = 0; x < s->width; x++) {
+                y = (s->sample_array[i] * h2) >> 15;
+                if (y < 0) {
+                    y = -y;
+                    ys = y1 - y;
+                } else {
+                    ys = y1;
+                }
+                fill_rectangle(screen,
+                               s->xleft + x, ys, 1, y,
+                               fgcolor);
+                i += channels;
+                if (i >= SAMPLE_ARRAY_SIZE)
+                    i -= SAMPLE_ARRAY_SIZE;
+            }
+        }
+
+        fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff);
+
+        for(ch = 1;ch < nb_display_channels; ch++) {
+            y = s->ytop + ch * h;
+            fill_rectangle(screen,
+                           s->xleft, y, s->width, 1,
+                           fgcolor);
+        }
+        SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height);
+    }else{
+        nb_display_channels= FFMIN(nb_display_channels, 2);
+        if(rdft_bits != s->rdft_bits){
+            av_rdft_end(s->rdft);
+            av_free(s->rdft_data);
+            s->rdft = av_rdft_init(rdft_bits, DFT_R2C);
+            s->rdft_bits= rdft_bits;
+            s->rdft_data= av_malloc(4*nb_freq*sizeof(*s->rdft_data));
+        }
+        {
+            FFTSample *data[2];
+            for(ch = 0;ch < nb_display_channels; ch++) {
+                data[ch] = s->rdft_data + 2*nb_freq*ch;
+                i = i_start + ch;
+                for(x = 0; x < 2*nb_freq; x++) {
+                    double w= (x-nb_freq)*(1.0/nb_freq);
+                    data[ch][x]= s->sample_array[i]*(1.0-w*w);
+                    i += channels;
+                    if (i >= SAMPLE_ARRAY_SIZE)
+                        i -= SAMPLE_ARRAY_SIZE;
+                }
+                av_rdft_calc(s->rdft, data[ch]);
+            }
+            //least efficient way to do this, we should of course directly access it but its more than fast enough
+            for(y=0; y<s->height; y++){
+                double w= 1/sqrt(nb_freq);
+                int a= sqrt(w*sqrt(data[0][2*y+0]*data[0][2*y+0] + data[0][2*y+1]*data[0][2*y+1]));
+                int b= (nb_display_channels == 2 ) ? sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0]
+                       + data[1][2*y+1]*data[1][2*y+1])) : a;
+                a= FFMIN(a,255);
+                b= FFMIN(b,255);
+                fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2);
+
+                fill_rectangle(screen,
+                            s->xpos, s->height-y, 1, 1,
+                            fgcolor);
+            }
+        }
+        SDL_UpdateRect(screen, s->xpos, s->ytop, 1, s->height);
+        s->xpos++;
+        if(s->xpos >= s->width)
+            s->xpos= s->xleft;
+    }
+}
+
+static int video_open(VideoState *is){
+    int flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL;
+    int w,h;
+
+    if(is_full_screen) flags |= SDL_FULLSCREEN;
+    else               flags |= SDL_RESIZABLE;
+
+    if (is_full_screen && fs_screen_width) {
+        w = fs_screen_width;
+        h = fs_screen_height;
+    } else if(!is_full_screen && screen_width){
+        w = screen_width;
+        h = screen_height;
+#if CONFIG_AVFILTER
+    }else if (is->out_video_filter && is->out_video_filter->inputs[0]){
+        w = is->out_video_filter->inputs[0]->w;
+        h = is->out_video_filter->inputs[0]->h;
+#else
+    }else if (is->video_st && is->video_st->codec->width){
+        w = is->video_st->codec->width;
+        h = is->video_st->codec->height;
+#endif
+    } else {
+        w = 640;
+        h = 480;
+    }
+    if(screen && is->width == screen->w && screen->w == w
+       && is->height== screen->h && screen->h == h)
+        return 0;
+
+#ifndef __APPLE__
+    screen = SDL_SetVideoMode(w, h, 0, flags);
+#else
+    /* setting bits_per_pixel = 0 or 32 causes blank video on OS X */
+    screen = SDL_SetVideoMode(w, h, 24, flags);
+#endif
+    if (!screen) {
+        fprintf(stderr, "SDL: could not set video mode - exiting\n");
+        return -1;
+    }
+    if (!window_title)
+        window_title = input_filename;
+    SDL_WM_SetCaption(window_title, window_title);
+
+    is->width = screen->w;
+    is->height = screen->h;
+
+    return 0;
+}
+
+/* display the current picture, if any */
+static void video_display(VideoState *is)
+{
+    if(!screen)
+        video_open(cur_stream);
+    if (is->audio_st && is->show_audio)
+        video_audio_display(is);
+    else if (is->video_st)
+        video_image_display(is);
+}
+
+static int refresh_thread(void *opaque)
+{
+    VideoState *is= opaque;
+    while(!is->abort_request){
+        SDL_Event event;
+        event.type = FF_REFRESH_EVENT;
+        event.user.data1 = opaque;
+        if(!is->refresh){
+            is->refresh=1;
+            SDL_PushEvent(&event);
+        }
+        usleep(is->audio_st && is->show_audio ? rdftspeed*1000 : 5000); //FIXME ideally we should wait the correct time but SDLs event passing is so slow it would be silly
+    }
+    return 0;
+}
+
+/* get the current audio clock value */
+static double get_audio_clock(VideoState *is)
+{
+    double pts;
+    int hw_buf_size, bytes_per_sec;
+    pts = is->audio_clock;
+    hw_buf_size = audio_write_get_buf_size(is);
+    bytes_per_sec = 0;
+    if (is->audio_st) {
+        bytes_per_sec = is->audio_st->codec->sample_rate *
+            2 * is->audio_st->codec->channels;
+    }
+    if (bytes_per_sec)
+        pts -= (double)hw_buf_size / bytes_per_sec;
+    return pts;
+}
+
+/* get the current video clock value */
+static double get_video_clock(VideoState *is)
+{
+    if (is->paused) {
+        return is->video_current_pts;
+    } else {
+        return is->video_current_pts_drift + av_gettime() / 1000000.0;
+    }
+}
+
+/* get the current external clock value */
+static double get_external_clock(VideoState *is)
+{
+    int64_t ti;
+    ti = av_gettime();
+    return is->external_clock + ((ti - is->external_clock_time) * 1e-6);
+}
+
+/* get the current master clock value */
+static double get_master_clock(VideoState *is)
+{
+    double val;
+
+    if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) {
+        if (is->video_st)
+            val = get_video_clock(is);
+        else
+            val = get_audio_clock(is);
+    } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) {
+        if (is->audio_st)
+            val = get_audio_clock(is);
+        else
+            val = get_video_clock(is);
+    } else {
+        val = get_external_clock(is);
+    }
+    return val;
+}
+
+/* seek in the stream */
+static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes)
+{
+    if (!is->seek_req) {
+        is->seek_pos = pos;
+        is->seek_rel = rel;
+        is->seek_flags &= ~AVSEEK_FLAG_BYTE;
+        if (seek_by_bytes)
+            is->seek_flags |= AVSEEK_FLAG_BYTE;
+        is->seek_req = 1;
+    }
+}
+
+/* pause or resume the video */
+static void stream_pause(VideoState *is)
+{
+    if (is->paused) {
+        is->frame_timer += av_gettime() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts;
+        if(is->read_pause_return != AVERROR(ENOSYS)){
+            is->video_current_pts = is->video_current_pts_drift + av_gettime() / 1000000.0;
+        }
+        is->video_current_pts_drift = is->video_current_pts - av_gettime() / 1000000.0;
+    }
+    is->paused = !is->paused;
+}
+
+static double compute_target_time(double frame_current_pts, VideoState *is)
+{
+    double delay, sync_threshold, diff;
+
+    /* compute nominal delay */
+    delay = frame_current_pts - is->frame_last_pts;
+    if (delay <= 0 || delay >= 10.0) {
+        /* if incorrect delay, use previous one */
+        delay = is->frame_last_delay;
+    } else {
+        is->frame_last_delay = delay;
+    }
+    is->frame_last_pts = frame_current_pts;
+
+    /* update delay to follow master synchronisation source */
+    if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) ||
+         is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
+        /* if video is slave, we try to correct big delays by
+           duplicating or deleting a frame */
+        diff = get_video_clock(is) - get_master_clock(is);
+
+        /* skip or repeat frame. We take into account the
+           delay to compute the threshold. I still don't know
+           if it is the best guess */
+        sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay);
+        if (fabs(diff) < AV_NOSYNC_THRESHOLD) {
+            if (diff <= -sync_threshold)
+                delay = 0;
+            else if (diff >= sync_threshold)
+                delay = 2 * delay;
+        }
+    }
+    is->frame_timer += delay;
+
+    av_dlog(NULL, "video: delay=%0.3f pts=%0.3f A-V=%f\n",
+            delay, frame_current_pts, -diff);
+
+    return is->frame_timer;
+}
+
+/* called to display each frame */
+static void video_refresh_timer(void *opaque)
+{
+    VideoState *is = opaque;
+    VideoPicture *vp;
+
+    SubPicture *sp, *sp2;
+
+    if (is->video_st) {
+retry:
+        if (is->pictq_size == 0) {
+            //nothing to do, no picture to display in the que
+        } else {
+            double time= av_gettime()/1000000.0;
+            double next_target;
+            /* dequeue the picture */
+            vp = &is->pictq[is->pictq_rindex];
+
+            if(time < vp->target_clock)
+                return;
+            /* update current video pts */
+            is->video_current_pts = vp->pts;
+            is->video_current_pts_drift = is->video_current_pts - time;
+            is->video_current_pos = vp->pos;
+            if(is->pictq_size > 1){
+                VideoPicture *nextvp= &is->pictq[(is->pictq_rindex+1)%VIDEO_PICTURE_QUEUE_SIZE];
+                assert(nextvp->target_clock >= vp->target_clock);
+                next_target= nextvp->target_clock;
+            }else{
+                next_target= vp->target_clock + is->video_clock - vp->pts; //FIXME pass durations cleanly
+            }
+            if(framedrop && time > next_target){
+                is->skip_frames *= 1.0 + FRAME_SKIP_FACTOR;
+                if(is->pictq_size > 1 || time > next_target + 0.5){
+                    /* update queue size and signal for next picture */
+                    if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
+                        is->pictq_rindex = 0;
+
+                    SDL_LockMutex(is->pictq_mutex);
+                    is->pictq_size--;
+                    SDL_CondSignal(is->pictq_cond);
+                    SDL_UnlockMutex(is->pictq_mutex);
+                    goto retry;
+                }
+            }
+
+            if(is->subtitle_st) {
+                if (is->subtitle_stream_changed) {
+                    SDL_LockMutex(is->subpq_mutex);
+
+                    while (is->subpq_size) {
+                        free_subpicture(&is->subpq[is->subpq_rindex]);
+
+                        /* update queue size and signal for next picture */
+                        if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
+                            is->subpq_rindex = 0;
+
+                        is->subpq_size--;
+                    }
+                    is->subtitle_stream_changed = 0;
+
+                    SDL_CondSignal(is->subpq_cond);
+                    SDL_UnlockMutex(is->subpq_mutex);
+                } else {
+                    if (is->subpq_size > 0) {
+                        sp = &is->subpq[is->subpq_rindex];
+
+                        if (is->subpq_size > 1)
+                            sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE];
+                        else
+                            sp2 = NULL;
+
+                        if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000)))
+                                || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000))))
+                        {
+                            free_subpicture(sp);
+
+                            /* update queue size and signal for next picture */
+                            if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
+                                is->subpq_rindex = 0;
+
+                            SDL_LockMutex(is->subpq_mutex);
+                            is->subpq_size--;
+                            SDL_CondSignal(is->subpq_cond);
+                            SDL_UnlockMutex(is->subpq_mutex);
+                        }
+                    }
+                }
+            }
+
+            /* display picture */
+            if (!display_disable)
+                video_display(is);
+
+            /* update queue size and signal for next picture */
+            if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
+                is->pictq_rindex = 0;
+
+            SDL_LockMutex(is->pictq_mutex);
+            is->pictq_size--;
+            SDL_CondSignal(is->pictq_cond);
+            SDL_UnlockMutex(is->pictq_mutex);
+        }
+    } else if (is->audio_st) {
+        /* draw the next audio frame */
+
+        /* if only audio stream, then display the audio bars (better
+           than nothing, just to test the implementation */
+
+        /* display picture */
+        if (!display_disable)
+            video_display(is);
+    }
+    if (show_status) {
+        static int64_t last_time;
+        int64_t cur_time;
+        int aqsize, vqsize, sqsize;
+        double av_diff;
+
+        cur_time = av_gettime();
+        if (!last_time || (cur_time - last_time) >= 30000) {
+            aqsize = 0;
+            vqsize = 0;
+            sqsize = 0;
+            if (is->audio_st)
+                aqsize = is->audioq.size;
+            if (is->video_st)
+                vqsize = is->videoq.size;
+            if (is->subtitle_st)
+                sqsize = is->subtitleq.size;
+            av_diff = 0;
+            if (is->audio_st && is->video_st)
+                av_diff = get_audio_clock(is) - get_video_clock(is);
+            printf("%7.2f A-V:%7.3f s:%3.1f aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64"   \r",
+                   get_master_clock(is), av_diff, FFMAX(is->skip_frames-1, 0), aqsize / 1024, vqsize / 1024, sqsize, is->pts_ctx.num_faulty_dts, is->pts_ctx.num_faulty_pts);
+            fflush(stdout);
+            last_time = cur_time;
+        }
+    }
+}
+
+static void stream_close(VideoState *is)
+{
+    VideoPicture *vp;
+    int i;
+    /* XXX: use a special url_shutdown call to abort parse cleanly */
+    is->abort_request = 1;
+    SDL_WaitThread(is->parse_tid, NULL);
+    SDL_WaitThread(is->refresh_tid, NULL);
+
+    /* free all pictures */
+    for(i=0;i<VIDEO_PICTURE_QUEUE_SIZE; i++) {
+        vp = &is->pictq[i];
+#if CONFIG_AVFILTER
+        if (vp->picref) {
+            avfilter_unref_buffer(vp->picref);
+            vp->picref = NULL;
+        }
+#endif
+        if (vp->bmp) {
+            SDL_FreeYUVOverlay(vp->bmp);
+            vp->bmp = NULL;
+        }
+    }
+    SDL_DestroyMutex(is->pictq_mutex);
+    SDL_DestroyCond(is->pictq_cond);
+    SDL_DestroyMutex(is->subpq_mutex);
+    SDL_DestroyCond(is->subpq_cond);
+#if !CONFIG_AVFILTER
+    if (is->img_convert_ctx)
+        sws_freeContext(is->img_convert_ctx);
+#endif
+    av_free(is);
+}
+
+static void do_exit(void)
+{
+    if (cur_stream) {
+        stream_close(cur_stream);
+        cur_stream = NULL;
+    }
+    uninit_opts();
+#if CONFIG_AVFILTER
+    avfilter_uninit();
+#endif
+    if (show_status)
+        printf("\n");
+    SDL_Quit();
+    av_log(NULL, AV_LOG_QUIET, "");
+    exit(0);
+}
+
+/* allocate a picture (needs to do that in main thread to avoid
+   potential locking problems */
+static void alloc_picture(void *opaque)
+{
+    VideoState *is = opaque;
+    VideoPicture *vp;
+
+    vp = &is->pictq[is->pictq_windex];
+
+    if (vp->bmp)
+        SDL_FreeYUVOverlay(vp->bmp);
+
+#if CONFIG_AVFILTER
+    if (vp->picref)
+        avfilter_unref_buffer(vp->picref);
+    vp->picref = NULL;
+
+    vp->width   = is->out_video_filter->inputs[0]->w;
+    vp->height  = is->out_video_filter->inputs[0]->h;
+    vp->pix_fmt = is->out_video_filter->inputs[0]->format;
+#else
+    vp->width   = is->video_st->codec->width;
+    vp->height  = is->video_st->codec->height;
+    vp->pix_fmt = is->video_st->codec->pix_fmt;
+#endif
+
+    vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height,
+                                   SDL_YV12_OVERLAY,
+                                   screen);
+    if (!vp->bmp || vp->bmp->pitches[0] < vp->width) {
+        /* SDL allocates a buffer smaller than requested if the video
+         * overlay hardware is unable to support the requested size. */
+        fprintf(stderr, "Error: the video system does not support an image\n"
+                        "size of %dx%d pixels. Try using -lowres or -vf \"scale=w:h\"\n"
+                        "to reduce the image size.\n", vp->width, vp->height );
+        do_exit();
+    }
+
+    SDL_LockMutex(is->pictq_mutex);
+    vp->allocated = 1;
+    SDL_CondSignal(is->pictq_cond);
+    SDL_UnlockMutex(is->pictq_mutex);
+}
+
+/**
+ *
+ * @param pts the dts of the pkt / pts of the frame and guessed if not known
+ */
+static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t pos)
+{
+    VideoPicture *vp;
+#if CONFIG_AVFILTER
+    AVPicture pict_src;
+#else
+    int dst_pix_fmt = PIX_FMT_YUV420P;
+#endif
+    /* wait until we have space to put a new picture */
+    SDL_LockMutex(is->pictq_mutex);
+
+    if(is->pictq_size>=VIDEO_PICTURE_QUEUE_SIZE && !is->refresh)
+        is->skip_frames= FFMAX(1.0 - FRAME_SKIP_FACTOR, is->skip_frames * (1.0-FRAME_SKIP_FACTOR));
+
+    while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE &&
+           !is->videoq.abort_request) {
+        SDL_CondWait(is->pictq_cond, is->pictq_mutex);
+    }
+    SDL_UnlockMutex(is->pictq_mutex);
+
+    if (is->videoq.abort_request)
+        return -1;
+
+    vp = &is->pictq[is->pictq_windex];
+
+    /* alloc or resize hardware picture buffer */
+    if (!vp->bmp ||
+#if CONFIG_AVFILTER
+        vp->width  != is->out_video_filter->inputs[0]->w ||
+        vp->height != is->out_video_filter->inputs[0]->h) {
+#else
+        vp->width != is->video_st->codec->width ||
+        vp->height != is->video_st->codec->height) {
+#endif
+        SDL_Event event;
+
+        vp->allocated = 0;
+
+        /* the allocation must be done in the main thread to avoid
+           locking problems */
+        event.type = FF_ALLOC_EVENT;
+        event.user.data1 = is;
+        SDL_PushEvent(&event);
+
+        /* wait until the picture is allocated */
+        SDL_LockMutex(is->pictq_mutex);
+        while (!vp->allocated && !is->videoq.abort_request) {
+            SDL_CondWait(is->pictq_cond, is->pictq_mutex);
+        }
+        SDL_UnlockMutex(is->pictq_mutex);
+
+        if (is->videoq.abort_request)
+            return -1;
+    }
+
+    /* if the frame is not skipped, then display it */
+    if (vp->bmp) {
+        AVPicture pict;
+#if CONFIG_AVFILTER
+        if(vp->picref)
+            avfilter_unref_buffer(vp->picref);
+        vp->picref = src_frame->opaque;
+#endif
+
+        /* get a pointer on the bitmap */
+        SDL_LockYUVOverlay (vp->bmp);
+
+        memset(&pict,0,sizeof(AVPicture));
+        pict.data[0] = vp->bmp->pixels[0];
+        pict.data[1] = vp->bmp->pixels[2];
+        pict.data[2] = vp->bmp->pixels[1];
+
+        pict.linesize[0] = vp->bmp->pitches[0];
+        pict.linesize[1] = vp->bmp->pitches[2];
+        pict.linesize[2] = vp->bmp->pitches[1];
+
+#if CONFIG_AVFILTER
+        pict_src.data[0] = src_frame->data[0];
+        pict_src.data[1] = src_frame->data[1];
+        pict_src.data[2] = src_frame->data[2];
+
+        pict_src.linesize[0] = src_frame->linesize[0];
+        pict_src.linesize[1] = src_frame->linesize[1];
+        pict_src.linesize[2] = src_frame->linesize[2];
+
+        //FIXME use direct rendering
+        av_picture_copy(&pict, &pict_src,
+                        vp->pix_fmt, vp->width, vp->height);
+#else
+        sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
+        is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx,
+            vp->width, vp->height, vp->pix_fmt, vp->width, vp->height,
+            dst_pix_fmt, sws_flags, NULL, NULL, NULL);
+        if (is->img_convert_ctx == NULL) {
+            fprintf(stderr, "Cannot initialize the conversion context\n");
+            exit(1);
+        }
+        sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize,
+                  0, vp->height, pict.data, pict.linesize);
+#endif
+        /* update the bitmap content */
+        SDL_UnlockYUVOverlay(vp->bmp);
+
+        vp->pts = pts;
+        vp->pos = pos;
+
+        /* now we can update the picture count */
+        if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE)
+            is->pictq_windex = 0;
+        SDL_LockMutex(is->pictq_mutex);
+        vp->target_clock= compute_target_time(vp->pts, is);
+
+        is->pictq_size++;
+        SDL_UnlockMutex(is->pictq_mutex);
+    }
+    return 0;
+}
+
+/**
+ * compute the exact PTS for the picture if it is omitted in the stream
+ * @param pts1 the dts of the pkt / pts of the frame
+ */
+static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos)
+{
+    double frame_delay, pts;
+
+    pts = pts1;
+
+    if (pts != 0) {
+        /* update video clock with pts, if present */
+        is->video_clock = pts;
+    } else {
+        pts = is->video_clock;
+    }
+    /* update video clock for next frame */
+    frame_delay = av_q2d(is->video_st->codec->time_base);
+    /* for MPEG2, the frame can be repeated, so we update the
+       clock accordingly */
+    frame_delay += src_frame->repeat_pict * (frame_delay * 0.5);
+    is->video_clock += frame_delay;
+
+    return queue_picture(is, src_frame, pts, pos);
+}
+
+static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt)
+{
+    int got_picture, i;
+
+    if (packet_queue_get(&is->videoq, pkt, 1) < 0)
+        return -1;
+
+    if (pkt->data == flush_pkt.data) {
+        avcodec_flush_buffers(is->video_st->codec);
+
+        SDL_LockMutex(is->pictq_mutex);
+        //Make sure there are no long delay timers (ideally we should just flush the que but thats harder)
+        for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
+            is->pictq[i].target_clock= 0;
+        }
+        while (is->pictq_size && !is->videoq.abort_request) {
+            SDL_CondWait(is->pictq_cond, is->pictq_mutex);
+        }
+        is->video_current_pos = -1;
+        SDL_UnlockMutex(is->pictq_mutex);
+
+        init_pts_correction(&is->pts_ctx);
+        is->frame_last_pts = AV_NOPTS_VALUE;
+        is->frame_last_delay = 0;
+        is->frame_timer = (double)av_gettime() / 1000000.0;
+        is->skip_frames = 1;
+        is->skip_frames_index = 0;
+        return 0;
+    }
+
+    avcodec_decode_video2(is->video_st->codec, frame, &got_picture, pkt);
+
+    if (got_picture) {
+        if (decoder_reorder_pts == -1) {
+            *pts = guess_correct_pts(&is->pts_ctx, frame->pkt_pts, frame->pkt_dts);
+        } else if (decoder_reorder_pts) {
+            *pts = frame->pkt_pts;
+        } else {
+            *pts = frame->pkt_dts;
+        }
+
+        if (*pts == AV_NOPTS_VALUE) {
+            *pts = 0;
+        }
+
+        is->skip_frames_index += 1;
+        if(is->skip_frames_index >= is->skip_frames){
+            is->skip_frames_index -= FFMAX(is->skip_frames, 1.0);
+            return 1;
+        }
+
+    }
+    return 0;
+}
+
+#if CONFIG_AVFILTER
+typedef struct {
+    VideoState *is;
+    AVFrame *frame;
+    int use_dr1;
+} FilterPriv;
+
+static int input_get_buffer(AVCodecContext *codec, AVFrame *pic)
+{
+    AVFilterContext *ctx = codec->opaque;
+    AVFilterBufferRef  *ref;
+    int perms = AV_PERM_WRITE;
+    int i, w, h, stride[4];
+    unsigned edge;
+    int pixel_size;
+
+    if (codec->codec->capabilities & CODEC_CAP_NEG_LINESIZES)
+        perms |= AV_PERM_NEG_LINESIZES;
+
+    if(pic->buffer_hints & FF_BUFFER_HINTS_VALID) {
+        if(pic->buffer_hints & FF_BUFFER_HINTS_READABLE) perms |= AV_PERM_READ;
+        if(pic->buffer_hints & FF_BUFFER_HINTS_PRESERVE) perms |= AV_PERM_PRESERVE;
+        if(pic->buffer_hints & FF_BUFFER_HINTS_REUSABLE) perms |= AV_PERM_REUSE2;
+    }
+    if(pic->reference) perms |= AV_PERM_READ | AV_PERM_PRESERVE;
+
+    w = codec->width;
+    h = codec->height;
+    avcodec_align_dimensions2(codec, &w, &h, stride);
+    edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width();
+    w += edge << 1;
+    h += edge << 1;
+
+    if(!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h)))
+        return -1;
+
+    pixel_size = av_pix_fmt_descriptors[ref->format].comp[0].step_minus1+1;
+    ref->video->w = codec->width;
+    ref->video->h = codec->height;
+    for(i = 0; i < 4; i ++) {
+        unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_w : 0;
+        unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_h : 0;
+
+        if (ref->data[i]) {
+            ref->data[i]    += ((edge * pixel_size) >> hshift) + ((edge * ref->linesize[i]) >> vshift);
+        }
+        pic->data[i]     = ref->data[i];
+        pic->linesize[i] = ref->linesize[i];
+    }
+    pic->opaque = ref;
+    pic->age    = INT_MAX;
+    pic->type   = FF_BUFFER_TYPE_USER;
+    pic->reordered_opaque = codec->reordered_opaque;
+    if(codec->pkt) pic->pkt_pts = codec->pkt->pts;
+    else           pic->pkt_pts = AV_NOPTS_VALUE;
+    return 0;
+}
+
+static void input_release_buffer(AVCodecContext *codec, AVFrame *pic)
+{
+    memset(pic->data, 0, sizeof(pic->data));
+    avfilter_unref_buffer(pic->opaque);
+}
+
+static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic)
+{
+    AVFilterBufferRef *ref = pic->opaque;
+
+    if (pic->data[0] == NULL) {
+        pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
+        return codec->get_buffer(codec, pic);
+    }
+
+    if ((codec->width != ref->video->w) || (codec->height != ref->video->h) ||
+        (codec->pix_fmt != ref->format)) {
+        av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n");
+        return -1;
+    }
+
+    pic->reordered_opaque = codec->reordered_opaque;
+    if(codec->pkt) pic->pkt_pts = codec->pkt->pts;
+    else           pic->pkt_pts = AV_NOPTS_VALUE;
+    return 0;
+}
+
+static int input_init(AVFilterContext *ctx, const char *args, void *opaque)
+{
+    FilterPriv *priv = ctx->priv;
+    AVCodecContext *codec;
+    if(!opaque) return -1;
+
+    priv->is = opaque;
+    codec    = priv->is->video_st->codec;
+    codec->opaque = ctx;
+    if(codec->codec->capabilities & CODEC_CAP_DR1) {
+        priv->use_dr1 = 1;
+        codec->get_buffer     = input_get_buffer;
+        codec->release_buffer = input_release_buffer;
+        codec->reget_buffer   = input_reget_buffer;
+        codec->thread_safe_callbacks = 1;
+    }
+
+    priv->frame = avcodec_alloc_frame();
+
+    return 0;
+}
+
+static void input_uninit(AVFilterContext *ctx)
+{
+    FilterPriv *priv = ctx->priv;
+    av_free(priv->frame);
+}
+
+static int input_request_frame(AVFilterLink *link)
+{
+    FilterPriv *priv = link->src->priv;
+    AVFilterBufferRef *picref;
+    int64_t pts = 0;
+    AVPacket pkt;
+    int ret;
+
+    while (!(ret = get_video_frame(priv->is, priv->frame, &pts, &pkt)))
+        av_free_packet(&pkt);
+    if (ret < 0)
+        return -1;
+
+    if(priv->use_dr1) {
+        picref = avfilter_ref_buffer(priv->frame->opaque, ~0);
+    } else {
+        picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h);
+        av_image_copy(picref->data, picref->linesize,
+                      priv->frame->data, priv->frame->linesize,
+                      picref->format, link->w, link->h);
+    }
+    av_free_packet(&pkt);
+
+    picref->pts = pts;
+    picref->pos = pkt.pos;
+    picref->video->pixel_aspect = priv->is->video_st->codec->sample_aspect_ratio;
+    avfilter_start_frame(link, picref);
+    avfilter_draw_slice(link, 0, link->h, 1);
+    avfilter_end_frame(link);
+
+    return 0;
+}
+
+static int input_query_formats(AVFilterContext *ctx)
+{
+    FilterPriv *priv = ctx->priv;
+    enum PixelFormat pix_fmts[] = {
+        priv->is->video_st->codec->pix_fmt, PIX_FMT_NONE
+    };
+
+    avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
+    return 0;
+}
+
+static int input_config_props(AVFilterLink *link)
+{
+    FilterPriv *priv  = link->src->priv;
+    AVCodecContext *c = priv->is->video_st->codec;
+
+    link->w = c->width;
+    link->h = c->height;
+    link->time_base = priv->is->video_st->time_base;
+
+    return 0;
+}
+
+static AVFilter input_filter =
+{
+    .name      = "avplay_input",
+
+    .priv_size = sizeof(FilterPriv),
+
+    .init      = input_init,
+    .uninit    = input_uninit,
+
+    .query_formats = input_query_formats,
+
+    .inputs    = (AVFilterPad[]) {{ .name = NULL }},
+    .outputs   = (AVFilterPad[]) {{ .name = "default",
+                                    .type = AVMEDIA_TYPE_VIDEO,
+                                    .request_frame = input_request_frame,
+                                    .config_props  = input_config_props, },
+                                  { .name = NULL }},
+};
+
+static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const char *vfilters)
+{
+    char sws_flags_str[128];
+    int ret;
+    FFSinkContext ffsink_ctx = { .pix_fmt = PIX_FMT_YUV420P };
+    AVFilterContext *filt_src = NULL, *filt_out = NULL;
+    snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
+    graph->scale_sws_opts = av_strdup(sws_flags_str);
+
+    if ((ret = avfilter_graph_create_filter(&filt_src, &input_filter, "src",
+                                            NULL, is, graph)) < 0)
+        return ret;
+    if ((ret = avfilter_graph_create_filter(&filt_out, &ffsink, "out",
+                                            NULL, &ffsink_ctx, graph)) < 0)
+        return ret;
+
+    if(vfilters) {
+        AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
+        AVFilterInOut *inputs  = av_malloc(sizeof(AVFilterInOut));
+
+        outputs->name    = av_strdup("in");
+        outputs->filter_ctx = filt_src;
+        outputs->pad_idx = 0;
+        outputs->next    = NULL;
+
+        inputs->name    = av_strdup("out");
+        inputs->filter_ctx = filt_out;
+        inputs->pad_idx = 0;
+        inputs->next    = NULL;
+
+        if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
+            return ret;
+        av_freep(&vfilters);
+    } else {
+        if ((ret = avfilter_link(filt_src, 0, filt_out, 0)) < 0)
+            return ret;
+    }
+
+    if ((ret = avfilter_graph_config(graph, NULL)) < 0)
+        return ret;
+
+    is->out_video_filter = filt_out;
+
+    return ret;
+}
+
+#endif  /* CONFIG_AVFILTER */
+
+static int video_thread(void *arg)
+{
+    VideoState *is = arg;
+    AVFrame *frame= avcodec_alloc_frame();
+    int64_t pts_int;
+    double pts;
+    int ret;
+
+#if CONFIG_AVFILTER
+    AVFilterGraph *graph = avfilter_graph_alloc();
+    AVFilterContext *filt_out = NULL;
+    int64_t pos;
+
+    if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
+        goto the_end;
+    filt_out = is->out_video_filter;
+#endif
+
+    for(;;) {
+#if !CONFIG_AVFILTER
+        AVPacket pkt;
+#else
+        AVFilterBufferRef *picref;
+        AVRational tb;
+#endif
+        while (is->paused && !is->videoq.abort_request)
+            SDL_Delay(10);
+#if CONFIG_AVFILTER
+        ret = get_filtered_video_frame(filt_out, frame, &picref, &tb);
+        if (picref) {
+            pts_int = picref->pts;
+            pos     = picref->pos;
+            frame->opaque = picref;
+        }
+
+        if (av_cmp_q(tb, is->video_st->time_base)) {
+            av_unused int64_t pts1 = pts_int;
+            pts_int = av_rescale_q(pts_int, tb, is->video_st->time_base);
+            av_dlog(NULL, "video_thread(): "
+                    "tb:%d/%d pts:%"PRId64" -> tb:%d/%d pts:%"PRId64"\n",
+                    tb.num, tb.den, pts1,
+                    is->video_st->time_base.num, is->video_st->time_base.den, pts_int);
+        }
+#else
+        ret = get_video_frame(is, frame, &pts_int, &pkt);
+#endif
+
+        if (ret < 0) goto the_end;
+
+        if (!ret)
+            continue;
+
+        pts = pts_int*av_q2d(is->video_st->time_base);
+
+#if CONFIG_AVFILTER
+        ret = output_picture2(is, frame, pts, pos);
+#else
+        ret = output_picture2(is, frame, pts,  pkt.pos);
+        av_free_packet(&pkt);
+#endif
+        if (ret < 0)
+            goto the_end;
+
+        if (step)
+            if (cur_stream)
+                stream_pause(cur_stream);
+    }
+ the_end:
+#if CONFIG_AVFILTER
+    avfilter_graph_free(&graph);
+#endif
+    av_free(frame);
+    return 0;
+}
+
+static int subtitle_thread(void *arg)
+{
+    VideoState *is = arg;
+    SubPicture *sp;
+    AVPacket pkt1, *pkt = &pkt1;
+    int got_subtitle;
+    double pts;
+    int i, j;
+    int r, g, b, y, u, v, a;
+
+    for(;;) {
+        while (is->paused && !is->subtitleq.abort_request) {
+            SDL_Delay(10);
+        }
+        if (packet_queue_get(&is->subtitleq, pkt, 1) < 0)
+            break;
+
+        if(pkt->data == flush_pkt.data){
+            avcodec_flush_buffers(is->subtitle_st->codec);
+            continue;
+        }
+        SDL_LockMutex(is->subpq_mutex);
+        while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE &&
+               !is->subtitleq.abort_request) {
+            SDL_CondWait(is->subpq_cond, is->subpq_mutex);
+        }
+        SDL_UnlockMutex(is->subpq_mutex);
+
+        if (is->subtitleq.abort_request)
+            return 0;
+
+        sp = &is->subpq[is->subpq_windex];
+
+       /* NOTE: ipts is the PTS of the _first_ picture beginning in
+           this packet, if any */
+        pts = 0;
+        if (pkt->pts != AV_NOPTS_VALUE)
+            pts = av_q2d(is->subtitle_st->time_base)*pkt->pts;
+
+        avcodec_decode_subtitle2(is->subtitle_st->codec, &sp->sub,
+                                 &got_subtitle, pkt);
+
+        if (got_subtitle && sp->sub.format == 0) {
+            sp->pts = pts;
+
+            for (i = 0; i < sp->sub.num_rects; i++)
+            {
+                for (j = 0; j < sp->sub.rects[i]->nb_colors; j++)
+                {
+                    RGBA_IN(r, g, b, a, (uint32_t*)sp->sub.rects[i]->pict.data[1] + j);
+                    y = RGB_TO_Y_CCIR(r, g, b);
+                    u = RGB_TO_U_CCIR(r, g, b, 0);
+                    v = RGB_TO_V_CCIR(r, g, b, 0);
+                    YUVA_OUT((uint32_t*)sp->sub.rects[i]->pict.data[1] + j, y, u, v, a);
+                }
+            }
+
+            /* now we can update the picture count */
+            if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE)
+                is->subpq_windex = 0;
+            SDL_LockMutex(is->subpq_mutex);
+            is->subpq_size++;
+            SDL_UnlockMutex(is->subpq_mutex);
+        }
+        av_free_packet(pkt);
+    }
+    return 0;
+}
+
+/* copy samples for viewing in editor window */
+static void update_sample_display(VideoState *is, short *samples, int samples_size)
+{
+    int size, len;
+
+    size = samples_size / sizeof(short);
+    while (size > 0) {
+        len = SAMPLE_ARRAY_SIZE - is->sample_array_index;
+        if (len > size)
+            len = size;
+        memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short));
+        samples += len;
+        is->sample_array_index += len;
+        if (is->sample_array_index >= SAMPLE_ARRAY_SIZE)
+            is->sample_array_index = 0;
+        size -= len;
+    }
+}
+
+/* return the new audio buffer size (samples can be added or deleted
+   to get better sync if video or external master clock) */
+static int synchronize_audio(VideoState *is, short *samples,
+                             int samples_size1, double pts)
+{
+    int n, samples_size;
+    double ref_clock;
+
+    n = 2 * is->audio_st->codec->channels;
+    samples_size = samples_size1;
+
+    /* if not master, then we try to remove or add samples to correct the clock */
+    if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) ||
+         is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
+        double diff, avg_diff;
+        int wanted_size, min_size, max_size, nb_samples;
+
+        ref_clock = get_master_clock(is);
+        diff = get_audio_clock(is) - ref_clock;
+
+        if (diff < AV_NOSYNC_THRESHOLD) {
+            is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum;
+            if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) {
+                /* not enough measures to have a correct estimate */
+                is->audio_diff_avg_count++;
+            } else {
+                /* estimate the A-V difference */
+                avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef);
+
+                if (fabs(avg_diff) >= is->audio_diff_threshold) {
+                    wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n);
+                    nb_samples = samples_size / n;
+
+                    min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
+                    max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
+                    if (wanted_size < min_size)
+                        wanted_size = min_size;
+                    else if (wanted_size > max_size)
+                        wanted_size = max_size;
+
+                    /* add or remove samples to correction the synchro */
+                    if (wanted_size < samples_size) {
+                        /* remove samples */
+                        samples_size = wanted_size;
+                    } else if (wanted_size > samples_size) {
+                        uint8_t *samples_end, *q;
+                        int nb;
+
+                        /* add samples */
+                        nb = (samples_size - wanted_size);
+                        samples_end = (uint8_t *)samples + samples_size - n;
+                        q = samples_end + n;
+                        while (nb > 0) {
+                            memcpy(q, samples_end, n);
+                            q += n;
+                            nb -= n;
+                        }
+                        samples_size = wanted_size;
+                    }
+                }
+                av_dlog(NULL, "diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n",
+                        diff, avg_diff, samples_size - samples_size1,
+                        is->audio_clock, is->video_clock, is->audio_diff_threshold);
+            }
+        } else {
+            /* too big difference : may be initial PTS errors, so
+               reset A-V filter */
+            is->audio_diff_avg_count = 0;
+            is->audio_diff_cum = 0;
+        }
+    }
+
+    return samples_size;
+}
+
+/* decode one audio frame and returns its uncompressed size */
+static int audio_decode_frame(VideoState *is, double *pts_ptr)
+{
+    AVPacket *pkt_temp = &is->audio_pkt_temp;
+    AVPacket *pkt = &is->audio_pkt;
+    AVCodecContext *dec= is->audio_st->codec;
+    int n, len1, data_size;
+    double pts;
+
+    for(;;) {
+        /* NOTE: the audio packet can contain several frames */
+        while (pkt_temp->size > 0) {
+            data_size = sizeof(is->audio_buf1);
+            len1 = avcodec_decode_audio3(dec,
+                                        (int16_t *)is->audio_buf1, &data_size,
+                                        pkt_temp);
+            if (len1 < 0) {
+                /* if error, we skip the frame */
+                pkt_temp->size = 0;
+                break;
+            }
+
+            pkt_temp->data += len1;
+            pkt_temp->size -= len1;
+            if (data_size <= 0)
+                continue;
+
+            if (dec->sample_fmt != is->audio_src_fmt) {
+                if (is->reformat_ctx)
+                    av_audio_convert_free(is->reformat_ctx);
+                is->reformat_ctx= av_audio_convert_alloc(AV_SAMPLE_FMT_S16, 1,
+                                                         dec->sample_fmt, 1, NULL, 0);
+                if (!is->reformat_ctx) {
+                    fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
+                        av_get_sample_fmt_name(dec->sample_fmt),
+                        av_get_sample_fmt_name(AV_SAMPLE_FMT_S16));
+                        break;
+                }
+                is->audio_src_fmt= dec->sample_fmt;
+            }
+
+            if (is->reformat_ctx) {
+                const void *ibuf[6]= {is->audio_buf1};
+                void *obuf[6]= {is->audio_buf2};
+                int istride[6]= {av_get_bytes_per_sample(dec->sample_fmt)};
+                int ostride[6]= {2};
+                int len= data_size/istride[0];
+                if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
+                    printf("av_audio_convert() failed\n");
+                    break;
+                }
+                is->audio_buf= is->audio_buf2;
+                /* FIXME: existing code assume that data_size equals framesize*channels*2
+                          remove this legacy cruft */
+                data_size= len*2;
+            }else{
+                is->audio_buf= is->audio_buf1;
+            }
+
+            /* if no pts, then compute it */
+            pts = is->audio_clock;
+            *pts_ptr = pts;
+            n = 2 * dec->channels;
+            is->audio_clock += (double)data_size /
+                (double)(n * dec->sample_rate);
+#ifdef DEBUG
+            {
+                static double last_clock;
+                printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n",
+                       is->audio_clock - last_clock,
+                       is->audio_clock, pts);
+                last_clock = is->audio_clock;
+            }
+#endif
+            return data_size;
+        }
+
+        /* free the current packet */
+        if (pkt->data)
+            av_free_packet(pkt);
+
+        if (is->paused || is->audioq.abort_request) {
+            return -1;
+        }
+
+        /* read next packet */
+        if (packet_queue_get(&is->audioq, pkt, 1) < 0)
+            return -1;
+        if(pkt->data == flush_pkt.data){
+            avcodec_flush_buffers(dec);
+            continue;
+        }
+
+        pkt_temp->data = pkt->data;
+        pkt_temp->size = pkt->size;
+
+        /* if update the audio clock with the pts */
+        if (pkt->pts != AV_NOPTS_VALUE) {
+            is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts;
+        }
+    }
+}
+
+/* prepare a new audio buffer */
+static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
+{
+    VideoState *is = opaque;
+    int audio_size, len1;
+    double pts;
+
+    audio_callback_time = av_gettime();
+
+    while (len > 0) {
+        if (is->audio_buf_index >= is->audio_buf_size) {
+           audio_size = audio_decode_frame(is, &pts);
+           if (audio_size < 0) {
+                /* if error, just output silence */
+               is->audio_buf = is->audio_buf1;
+               is->audio_buf_size = 1024;
+               memset(is->audio_buf, 0, is->audio_buf_size);
+           } else {
+               if (is->show_audio)
+                   update_sample_display(is, (int16_t *)is->audio_buf, audio_size);
+               audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size,
+                                              pts);
+               is->audio_buf_size = audio_size;
+           }
+           is->audio_buf_index = 0;
+        }
+        len1 = is->audio_buf_size - is->audio_buf_index;
+        if (len1 > len)
+            len1 = len;
+        memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1);
+        len -= len1;
+        stream += len1;
+        is->audio_buf_index += len1;
+    }
+}
+
+/* open a given stream. Return 0 if OK */
+static int stream_component_open(VideoState *is, int stream_index)
+{
+    AVFormatContext *ic = is->ic;
+    AVCodecContext *avctx;
+    AVCodec *codec;
+    SDL_AudioSpec wanted_spec, spec;
+    AVDictionary *opts;
+    AVDictionaryEntry *t = NULL;
+
+    if (stream_index < 0 || stream_index >= ic->nb_streams)
+        return -1;
+    avctx = ic->streams[stream_index]->codec;
+
+    opts = filter_codec_opts(codec_opts, avctx->codec_id, 0);
+
+    /* prepare audio output */
+    if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
+        if (avctx->channels > 0) {
+            avctx->request_channels = FFMIN(2, avctx->channels);
+        } else {
+            avctx->request_channels = 2;
+        }
+    }
+
+    codec = avcodec_find_decoder(avctx->codec_id);
+    avctx->debug_mv = debug_mv;
+    avctx->debug = debug;
+    avctx->workaround_bugs = workaround_bugs;
+    avctx->lowres = lowres;
+    if(lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
+    avctx->idct_algo= idct;
+    if(fast) avctx->flags2 |= CODEC_FLAG2_FAST;
+    avctx->skip_frame= skip_frame;
+    avctx->skip_idct= skip_idct;
+    avctx->skip_loop_filter= skip_loop_filter;
+    avctx->error_recognition= error_recognition;
+    avctx->error_concealment= error_concealment;
+    avctx->thread_count= thread_count;
+
+    if (!codec ||
+        avcodec_open2(avctx, codec, &opts) < 0)
+        return -1;
+    if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
+        av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
+        return AVERROR_OPTION_NOT_FOUND;
+    }
+
+    /* prepare audio output */
+    if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
+        wanted_spec.freq = avctx->sample_rate;
+        wanted_spec.format = AUDIO_S16SYS;
+        wanted_spec.channels = avctx->channels;
+        wanted_spec.silence = 0;
+        wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE;
+        wanted_spec.callback = sdl_audio_callback;
+        wanted_spec.userdata = is;
+        if (SDL_OpenAudio(&wanted_spec, &spec) < 0) {
+            fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError());
+            return -1;
+        }
+        is->audio_hw_buf_size = spec.size;
+        is->audio_src_fmt= AV_SAMPLE_FMT_S16;
+    }
+
+    ic->streams[stream_index]->discard = AVDISCARD_DEFAULT;
+    switch(avctx->codec_type) {
+    case AVMEDIA_TYPE_AUDIO:
+        is->audio_stream = stream_index;
+        is->audio_st = ic->streams[stream_index];
+        is->audio_buf_size = 0;
+        is->audio_buf_index = 0;
+
+        /* init averaging filter */
+        is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB);
+        is->audio_diff_avg_count = 0;
+        /* since we do not have a precise anough audio fifo fullness,
+           we correct audio sync only if larger than this threshold */
+        is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / avctx->sample_rate;
+
+        memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
+        packet_queue_init(&is->audioq);
+        SDL_PauseAudio(0);
+        break;
+    case AVMEDIA_TYPE_VIDEO:
+        is->video_stream = stream_index;
+        is->video_st = ic->streams[stream_index];
+
+        packet_queue_init(&is->videoq);
+        is->video_tid = SDL_CreateThread(video_thread, is);
+        break;
+    case AVMEDIA_TYPE_SUBTITLE:
+        is->subtitle_stream = stream_index;
+        is->subtitle_st = ic->streams[stream_index];
+        packet_queue_init(&is->subtitleq);
+
+        is->subtitle_tid = SDL_CreateThread(subtitle_thread, is);
+        break;
+    default:
+        break;
+    }
+    return 0;
+}
+
+static void stream_component_close(VideoState *is, int stream_index)
+{
+    AVFormatContext *ic = is->ic;
+    AVCodecContext *avctx;
+
+    if (stream_index < 0 || stream_index >= ic->nb_streams)
+        return;
+    avctx = ic->streams[stream_index]->codec;
+
+    switch(avctx->codec_type) {
+    case AVMEDIA_TYPE_AUDIO:
+        packet_queue_abort(&is->audioq);
+
+        SDL_CloseAudio();
+
+        packet_queue_end(&is->audioq);
+        if (is->reformat_ctx)
+            av_audio_convert_free(is->reformat_ctx);
+        is->reformat_ctx = NULL;
+        break;
+    case AVMEDIA_TYPE_VIDEO:
+        packet_queue_abort(&is->videoq);
+
+        /* note: we also signal this mutex to make sure we deblock the
+           video thread in all cases */
+        SDL_LockMutex(is->pictq_mutex);
+        SDL_CondSignal(is->pictq_cond);
+        SDL_UnlockMutex(is->pictq_mutex);
+
+        SDL_WaitThread(is->video_tid, NULL);
+
+        packet_queue_end(&is->videoq);
+        break;
+    case AVMEDIA_TYPE_SUBTITLE:
+        packet_queue_abort(&is->subtitleq);
+
+        /* note: we also signal this mutex to make sure we deblock the
+           video thread in all cases */
+        SDL_LockMutex(is->subpq_mutex);
+        is->subtitle_stream_changed = 1;
+
+        SDL_CondSignal(is->subpq_cond);
+        SDL_UnlockMutex(is->subpq_mutex);
+
+        SDL_WaitThread(is->subtitle_tid, NULL);
+
+        packet_queue_end(&is->subtitleq);
+        break;
+    default:
+        break;
+    }
+
+    ic->streams[stream_index]->discard = AVDISCARD_ALL;
+    avcodec_close(avctx);
+    switch(avctx->codec_type) {
+    case AVMEDIA_TYPE_AUDIO:
+        is->audio_st = NULL;
+        is->audio_stream = -1;
+        break;
+    case AVMEDIA_TYPE_VIDEO:
+        is->video_st = NULL;
+        is->video_stream = -1;
+        break;
+    case AVMEDIA_TYPE_SUBTITLE:
+        is->subtitle_st = NULL;
+        is->subtitle_stream = -1;
+        break;
+    default:
+        break;
+    }
+}
+
+/* since we have only one decoding thread, we can use a global
+   variable instead of a thread local variable */
+static VideoState *global_video_state;
+
+static int decode_interrupt_cb(void)
+{
+    return (global_video_state && global_video_state->abort_request);
+}
+
+/* this thread gets the stream from the disk or the network */
+static int decode_thread(void *arg)
+{
+    VideoState *is = arg;
+    AVFormatContext *ic = NULL;
+    int err, i, ret;
+    int st_index[AVMEDIA_TYPE_NB];
+    AVPacket pkt1, *pkt = &pkt1;
+    int eof=0;
+    int pkt_in_play_range = 0;
+    AVDictionaryEntry *t;
+    AVDictionary **opts;
+    int orig_nb_streams;
+
+    memset(st_index, -1, sizeof(st_index));
+    is->video_stream = -1;
+    is->audio_stream = -1;
+    is->subtitle_stream = -1;
+
+    global_video_state = is;
+    avio_set_interrupt_cb(decode_interrupt_cb);
+
+    err = avformat_open_input(&ic, is->filename, is->iformat, &format_opts);
+    if (err < 0) {
+        print_error(is->filename, err);
+        ret = -1;
+        goto fail;
+    }
+    if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
+        av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
+        ret = AVERROR_OPTION_NOT_FOUND;
+        goto fail;
+    }
+    is->ic = ic;
+
+    if(genpts)
+        ic->flags |= AVFMT_FLAG_GENPTS;
+
+    opts = setup_find_stream_info_opts(ic, codec_opts);
+    orig_nb_streams = ic->nb_streams;
+
+    err = avformat_find_stream_info(ic, opts);
+    if (err < 0) {
+        fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
+        ret = -1;
+        goto fail;
+    }
+    for (i = 0; i < orig_nb_streams; i++)
+        av_dict_free(&opts[i]);
+    av_freep(&opts);
+
+    if(ic->pb)
+        ic->pb->eof_reached= 0; //FIXME hack, avplay maybe should not use url_feof() to test for the end
+
+    if(seek_by_bytes<0)
+        seek_by_bytes= !!(ic->iformat->flags & AVFMT_TS_DISCONT);
+
+    /* if seeking requested, we execute it */
+    if (start_time != AV_NOPTS_VALUE) {
+        int64_t timestamp;
+
+        timestamp = start_time;
+        /* add the stream start time */
+        if (ic->start_time != AV_NOPTS_VALUE)
+            timestamp += ic->start_time;
+        ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, INT64_MAX, 0);
+        if (ret < 0) {
+            fprintf(stderr, "%s: could not seek to position %0.3f\n",
+                    is->filename, (double)timestamp / AV_TIME_BASE);
+        }
+    }
+
+    for (i = 0; i < ic->nb_streams; i++)
+        ic->streams[i]->discard = AVDISCARD_ALL;
+    if (!video_disable)
+        st_index[AVMEDIA_TYPE_VIDEO] =
+            av_find_best_stream(ic, AVMEDIA_TYPE_VIDEO,
+                                wanted_stream[AVMEDIA_TYPE_VIDEO], -1, NULL, 0);
+    if (!audio_disable)
+        st_index[AVMEDIA_TYPE_AUDIO] =
+            av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO,
+                                wanted_stream[AVMEDIA_TYPE_AUDIO],
+                                st_index[AVMEDIA_TYPE_VIDEO],
+                                NULL, 0);
+    if (!video_disable)
+        st_index[AVMEDIA_TYPE_SUBTITLE] =
+            av_find_best_stream(ic, AVMEDIA_TYPE_SUBTITLE,
+                                wanted_stream[AVMEDIA_TYPE_SUBTITLE],
+                                (st_index[AVMEDIA_TYPE_AUDIO] >= 0 ?
+                                 st_index[AVMEDIA_TYPE_AUDIO] :
+                                 st_index[AVMEDIA_TYPE_VIDEO]),
+                                NULL, 0);
+    if (show_status) {
+        av_dump_format(ic, 0, is->filename, 0);
+    }
+
+    /* open the streams */
+    if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
+        stream_component_open(is, st_index[AVMEDIA_TYPE_AUDIO]);
+    }
+
+    ret=-1;
+    if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
+        ret= stream_component_open(is, st_index[AVMEDIA_TYPE_VIDEO]);
+    }
+    is->refresh_tid = SDL_CreateThread(refresh_thread, is);
+    if(ret<0) {
+        if (!display_disable)
+            is->show_audio = 2;
+    }
+
+    if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) {
+        stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]);
+    }
+
+    if (is->video_stream < 0 && is->audio_stream < 0) {
+        fprintf(stderr, "%s: could not open codecs\n", is->filename);
+        ret = -1;
+        goto fail;
+    }
+
+    for(;;) {
+        if (is->abort_request)
+            break;
+        if (is->paused != is->last_paused) {
+            is->last_paused = is->paused;
+            if (is->paused)
+                is->read_pause_return= av_read_pause(ic);
+            else
+                av_read_play(ic);
+        }
+#if CONFIG_RTSP_DEMUXER
+        if (is->paused && !strcmp(ic->iformat->name, "rtsp")) {
+            /* wait 10 ms to avoid trying to get another packet */
+            /* XXX: horrible */
+            SDL_Delay(10);
+            continue;
+        }
+#endif
+        if (is->seek_req) {
+            int64_t seek_target= is->seek_pos;
+            int64_t seek_min= is->seek_rel > 0 ? seek_target - is->seek_rel + 2: INT64_MIN;
+            int64_t seek_max= is->seek_rel < 0 ? seek_target - is->seek_rel - 2: INT64_MAX;
+//FIXME the +-2 is due to rounding being not done in the correct direction in generation
+//      of the seek_pos/seek_rel variables
+
+            ret = avformat_seek_file(is->ic, -1, seek_min, seek_target, seek_max, is->seek_flags);
+            if (ret < 0) {
+                fprintf(stderr, "%s: error while seeking\n", is->ic->filename);
+            }else{
+                if (is->audio_stream >= 0) {
+                    packet_queue_flush(&is->audioq);
+                    packet_queue_put(&is->audioq, &flush_pkt);
+                }
+                if (is->subtitle_stream >= 0) {
+                    packet_queue_flush(&is->subtitleq);
+                    packet_queue_put(&is->subtitleq, &flush_pkt);
+                }
+                if (is->video_stream >= 0) {
+                    packet_queue_flush(&is->videoq);
+                    packet_queue_put(&is->videoq, &flush_pkt);
+                }
+            }
+            is->seek_req = 0;
+            eof= 0;
+        }
+
+        /* if the queue are full, no need to read more */
+        if (   is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE
+            || (   (is->audioq   .size  > MIN_AUDIOQ_SIZE || is->audio_stream<0)
+                && (is->videoq   .nb_packets > MIN_FRAMES || is->video_stream<0)
+                && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream<0))) {
+            /* wait 10 ms */
+            SDL_Delay(10);
+            continue;
+        }
+        if(eof) {
+            if(is->video_stream >= 0){
+                av_init_packet(pkt);
+                pkt->data=NULL;
+                pkt->size=0;
+                pkt->stream_index= is->video_stream;
+                packet_queue_put(&is->videoq, pkt);
+            }
+            SDL_Delay(10);
+            if(is->audioq.size + is->videoq.size + is->subtitleq.size ==0){
+                if(loop!=1 && (!loop || --loop)){
+                    stream_seek(cur_stream, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
+                }else if(autoexit){
+                    ret=AVERROR_EOF;
+                    goto fail;
+                }
+            }
+            continue;
+        }
+        ret = av_read_frame(ic, pkt);
+        if (ret < 0) {
+            if (ret == AVERROR_EOF || (ic->pb && ic->pb->eof_reached))
+                eof=1;
+            if (ic->pb && ic->pb->error)
+                break;
+            SDL_Delay(100); /* wait for user event */
+            continue;
+        }
+        /* check if packet is in play range specified by user, then queue, otherwise discard */
+        pkt_in_play_range = duration == AV_NOPTS_VALUE ||
+                (pkt->pts - ic->streams[pkt->stream_index]->start_time) *
+                av_q2d(ic->streams[pkt->stream_index]->time_base) -
+                (double)(start_time != AV_NOPTS_VALUE ? start_time : 0)/1000000
+                <= ((double)duration/1000000);
+        if (pkt->stream_index == is->audio_stream && pkt_in_play_range) {
+            packet_queue_put(&is->audioq, pkt);
+        } else if (pkt->stream_index == is->video_stream && pkt_in_play_range) {
+            packet_queue_put(&is->videoq, pkt);
+        } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) {
+            packet_queue_put(&is->subtitleq, pkt);
+        } else {
+            av_free_packet(pkt);
+        }
+    }
+    /* wait until the end */
+    while (!is->abort_request) {
+        SDL_Delay(100);
+    }
+
+    ret = 0;
+ fail:
+    /* disable interrupting */
+    global_video_state = NULL;
+
+    /* close each stream */
+    if (is->audio_stream >= 0)
+        stream_component_close(is, is->audio_stream);
+    if (is->video_stream >= 0)
+        stream_component_close(is, is->video_stream);
+    if (is->subtitle_stream >= 0)
+        stream_component_close(is, is->subtitle_stream);
+    if (is->ic) {
+        av_close_input_file(is->ic);
+        is->ic = NULL; /* safety */
+    }
+    avio_set_interrupt_cb(NULL);
+
+    if (ret != 0) {
+        SDL_Event event;
+
+        event.type = FF_QUIT_EVENT;
+        event.user.data1 = is;
+        SDL_PushEvent(&event);
+    }
+    return 0;
+}
+
+static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
+{
+    VideoState *is;
+
+    is = av_mallocz(sizeof(VideoState));
+    if (!is)
+        return NULL;
+    av_strlcpy(is->filename, filename, sizeof(is->filename));
+    is->iformat = iformat;
+    is->ytop = 0;
+    is->xleft = 0;
+
+    /* start video display */
+    is->pictq_mutex = SDL_CreateMutex();
+    is->pictq_cond = SDL_CreateCond();
+
+    is->subpq_mutex = SDL_CreateMutex();
+    is->subpq_cond = SDL_CreateCond();
+
+    is->av_sync_type = av_sync_type;
+    is->parse_tid = SDL_CreateThread(decode_thread, is);
+    if (!is->parse_tid) {
+        av_free(is);
+        return NULL;
+    }
+    return is;
+}
+
+static void stream_cycle_channel(VideoState *is, int codec_type)
+{
+    AVFormatContext *ic = is->ic;
+    int start_index, stream_index;
+    AVStream *st;
+
+    if (codec_type == AVMEDIA_TYPE_VIDEO)
+        start_index = is->video_stream;
+    else if (codec_type == AVMEDIA_TYPE_AUDIO)
+        start_index = is->audio_stream;
+    else
+        start_index = is->subtitle_stream;
+    if (start_index < (codec_type == AVMEDIA_TYPE_SUBTITLE ? -1 : 0))
+        return;
+    stream_index = start_index;
+    for(;;) {
+        if (++stream_index >= is->ic->nb_streams)
+        {
+            if (codec_type == AVMEDIA_TYPE_SUBTITLE)
+            {
+                stream_index = -1;
+                goto the_end;
+            } else
+                stream_index = 0;
+        }
+        if (stream_index == start_index)
+            return;
+        st = ic->streams[stream_index];
+        if (st->codec->codec_type == codec_type) {
+            /* check that parameters are OK */
+            switch(codec_type) {
+            case AVMEDIA_TYPE_AUDIO:
+                if (st->codec->sample_rate != 0 &&
+                    st->codec->channels != 0)
+                    goto the_end;
+                break;
+            case AVMEDIA_TYPE_VIDEO:
+            case AVMEDIA_TYPE_SUBTITLE:
+                goto the_end;
+            default:
+                break;
+            }
+        }
+    }
+ the_end:
+    stream_component_close(is, start_index);
+    stream_component_open(is, stream_index);
+}
+
+
+static void toggle_full_screen(void)
+{
+    is_full_screen = !is_full_screen;
+    video_open(cur_stream);
+}
+
+static void toggle_pause(void)
+{
+    if (cur_stream)
+        stream_pause(cur_stream);
+    step = 0;
+}
+
+static void step_to_next_frame(void)
+{
+    if (cur_stream) {
+        /* if the stream is paused unpause it, then step */
+        if (cur_stream->paused)
+            stream_pause(cur_stream);
+    }
+    step = 1;
+}
+
+static void toggle_audio_display(void)
+{
+    if (cur_stream) {
+        int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
+        cur_stream->show_audio = (cur_stream->show_audio + 1) % 3;
+        fill_rectangle(screen,
+                    cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height,
+                    bgcolor);
+        SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height);
+    }
+}
+
+/* handle an event sent by the GUI */
+static void event_loop(void)
+{
+    SDL_Event event;
+    double incr, pos, frac;
+
+    for(;;) {
+        double x;
+        SDL_WaitEvent(&event);
+        switch(event.type) {
+        case SDL_KEYDOWN:
+            if (exit_on_keydown) {
+                do_exit();
+                break;
+            }
+            switch(event.key.keysym.sym) {
+            case SDLK_ESCAPE:
+            case SDLK_q:
+                do_exit();
+                break;
+            case SDLK_f:
+                toggle_full_screen();
+                break;
+            case SDLK_p:
+            case SDLK_SPACE:
+                toggle_pause();
+                break;
+            case SDLK_s: //S: Step to next frame
+                step_to_next_frame();
+                break;
+            case SDLK_a:
+                if (cur_stream)
+                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO);
+                break;
+            case SDLK_v:
+                if (cur_stream)
+                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
+                break;
+            case SDLK_t:
+                if (cur_stream)
+                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
+                break;
+            case SDLK_w:
+                toggle_audio_display();
+                break;
+            case SDLK_LEFT:
+                incr = -10.0;
+                goto do_seek;
+            case SDLK_RIGHT:
+                incr = 10.0;
+                goto do_seek;
+            case SDLK_UP:
+                incr = 60.0;
+                goto do_seek;
+            case SDLK_DOWN:
+                incr = -60.0;
+            do_seek:
+                if (cur_stream) {
+                    if (seek_by_bytes) {
+                        if (cur_stream->video_stream >= 0 && cur_stream->video_current_pos>=0){
+                            pos= cur_stream->video_current_pos;
+                        }else if(cur_stream->audio_stream >= 0 && cur_stream->audio_pkt.pos>=0){
+                            pos= cur_stream->audio_pkt.pos;
+                        }else
+                            pos = avio_tell(cur_stream->ic->pb);
+                        if (cur_stream->ic->bit_rate)
+                            incr *= cur_stream->ic->bit_rate / 8.0;
+                        else
+                            incr *= 180000.0;
+                        pos += incr;
+                        stream_seek(cur_stream, pos, incr, 1);
+                    } else {
+                        pos = get_master_clock(cur_stream);
+                        pos += incr;
+                        stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
+                    }
+                }
+                break;
+            default:
+                break;
+            }
+            break;
+        case SDL_MOUSEBUTTONDOWN:
+            if (exit_on_mousedown) {
+                do_exit();
+                break;
+            }
+        case SDL_MOUSEMOTION:
+            if(event.type ==SDL_MOUSEBUTTONDOWN){
+                x= event.button.x;
+            }else{
+                if(event.motion.state != SDL_PRESSED)
+                    break;
+                x= event.motion.x;
+            }
+            if (cur_stream) {
+                if(seek_by_bytes || cur_stream->ic->duration<=0){
+                    uint64_t size=  avio_size(cur_stream->ic->pb);
+                    stream_seek(cur_stream, size*x/cur_stream->width, 0, 1);
+                }else{
+                    int64_t ts;
+                    int ns, hh, mm, ss;
+                    int tns, thh, tmm, tss;
+                    tns = cur_stream->ic->duration/1000000LL;
+                    thh = tns/3600;
+                    tmm = (tns%3600)/60;
+                    tss = (tns%60);
+                    frac = x/cur_stream->width;
+                    ns = frac*tns;
+                    hh = ns/3600;
+                    mm = (ns%3600)/60;
+                    ss = (ns%60);
+                    fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d)       \n", frac*100,
+                            hh, mm, ss, thh, tmm, tss);
+                    ts = frac*cur_stream->ic->duration;
+                    if (cur_stream->ic->start_time != AV_NOPTS_VALUE)
+                        ts += cur_stream->ic->start_time;
+                    stream_seek(cur_stream, ts, 0, 0);
+                }
+            }
+            break;
+        case SDL_VIDEORESIZE:
+            if (cur_stream) {
+                screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
+                                          SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL);
+                screen_width = cur_stream->width = event.resize.w;
+                screen_height= cur_stream->height= event.resize.h;
+            }
+            break;
+        case SDL_QUIT:
+        case FF_QUIT_EVENT:
+            do_exit();
+            break;
+        case FF_ALLOC_EVENT:
+            video_open(event.user.data1);
+            alloc_picture(event.user.data1);
+            break;
+        case FF_REFRESH_EVENT:
+            video_refresh_timer(event.user.data1);
+            cur_stream->refresh=0;
+            break;
+        default:
+            break;
+        }
+    }
+}
+
+static int opt_frame_size(const char *opt, const char *arg)
+{
+    av_log(NULL, AV_LOG_ERROR,
+           "Option '%s' has been removed, use private format options instead\n", opt);
+    return AVERROR(EINVAL);
+}
+
+static int opt_width(const char *opt, const char *arg)
+{
+    screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
+    return 0;
+}
+
+static int opt_height(const char *opt, const char *arg)
+{
+    screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
+    return 0;
+}
+
+static int opt_format(const char *opt, const char *arg)
+{
+    file_iformat = av_find_input_format(arg);
+    if (!file_iformat) {
+        fprintf(stderr, "Unknown input format: %s\n", arg);
+        return AVERROR(EINVAL);
+    }
+    return 0;
+}
+
+static int opt_frame_pix_fmt(const char *opt, const char *arg)
+{
+    av_log(NULL, AV_LOG_ERROR,
+           "Option '%s' has been removed, use private format options instead\n", opt);
+    return AVERROR(EINVAL);
+}
+
+static int opt_sync(const char *opt, const char *arg)
+{
+    if (!strcmp(arg, "audio"))
+        av_sync_type = AV_SYNC_AUDIO_MASTER;
+    else if (!strcmp(arg, "video"))
+        av_sync_type = AV_SYNC_VIDEO_MASTER;
+    else if (!strcmp(arg, "ext"))
+        av_sync_type = AV_SYNC_EXTERNAL_CLOCK;
+    else {
+        fprintf(stderr, "Unknown value for %s: %s\n", opt, arg);
+        exit(1);
+    }
+    return 0;
+}
+
+static int opt_seek(const char *opt, const char *arg)
+{
+    start_time = parse_time_or_die(opt, arg, 1);
+    return 0;
+}
+
+static int opt_duration(const char *opt, const char *arg)
+{
+    duration = parse_time_or_die(opt, arg, 1);
+    return 0;
+}
+
+static int opt_debug(const char *opt, const char *arg)
+{
+    av_log_set_level(99);
+    debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
+    return 0;
+}
+
+static int opt_vismv(const char *opt, const char *arg)
+{
+    debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
+    return 0;
+}
+
+static int opt_thread_count(const char *opt, const char *arg)
+{
+    thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
+#if !HAVE_THREADS
+    fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
+#endif
+    return 0;
+}
+
+static const OptionDef options[] = {
+#include "cmdutils_common_opts.h"
+    { "x", HAS_ARG, {(void*)opt_width}, "force displayed width", "width" },
+    { "y", HAS_ARG, {(void*)opt_height}, "force displayed height", "height" },
+    { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
+    { "fs", OPT_BOOL, {(void*)&is_full_screen}, "force full screen" },
+    { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" },
+    { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" },
+    { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_AUDIO]}, "select desired audio stream", "stream_number" },
+    { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_VIDEO]}, "select desired video stream", "stream_number" },
+    { "sst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_SUBTITLE]}, "select desired subtitle stream", "stream_number" },
+    { "ss", HAS_ARG, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" },
+    { "t", HAS_ARG, {(void*)&opt_duration}, "play  \"duration\" seconds of audio/video", "duration" },
+    { "bytes", OPT_INT | HAS_ARG, {(void*)&seek_by_bytes}, "seek by bytes 0=off 1=on -1=auto", "val" },
+    { "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" },
+    { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
+    { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" },
+    { "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" },
+    { "debug", HAS_ARG | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" },
+    { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" },
+    { "vismv", HAS_ARG | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" },
+    { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" },
+    { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" },
+    { "drp", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&decoder_reorder_pts}, "let decoder reorder pts 0=off 1=on -1=auto", ""},
+    { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" },
+    { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" },
+    { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" },
+    { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" },
+    { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo",  "algo" },
+    { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_recognition}, "set error detection threshold (0-4)",  "threshold" },
+    { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options",  "bit_mask" },
+    { "sync", HAS_ARG | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
+    { "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
+    { "autoexit", OPT_BOOL | OPT_EXPERT, {(void*)&autoexit}, "exit at the end", "" },
+    { "exitonkeydown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_keydown}, "exit on key down", "" },
+    { "exitonmousedown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_mousedown}, "exit on mouse down", "" },
+    { "loop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&loop}, "set number of times the playback shall be looped", "loop count" },
+    { "framedrop", OPT_BOOL | OPT_EXPERT, {(void*)&framedrop}, "drop frames when cpu is too slow", "" },
+    { "window_title", OPT_STRING | HAS_ARG, {(void*)&window_title}, "set window title", "window title" },
+#if CONFIG_AVFILTER
+    { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
+#endif
+    { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, {(void*)&rdftspeed}, "rdft speed", "msecs" },
+    { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
+    { "i", 0, {NULL}, "ffmpeg compatibility dummy option", ""},
+    { NULL, },
+};
+
+static void show_usage(void)
+{
+    printf("Simple media player\n");
+    printf("usage: %s [options] input_file\n", program_name);
+    printf("\n");
+}
+
+static void show_help(void)
+{
+    av_log_set_callback(log_callback_help);
+    show_usage();
+    show_help_options(options, "Main options:\n",
+                      OPT_EXPERT, 0);
+    show_help_options(options, "\nAdvanced options:\n",
+                      OPT_EXPERT, OPT_EXPERT);
+    printf("\n");
+    av_opt_show2(avcodec_opts[0], NULL,
+                 AV_OPT_FLAG_DECODING_PARAM, 0);
+    printf("\n");
+    av_opt_show2(avformat_opts, NULL,
+                 AV_OPT_FLAG_DECODING_PARAM, 0);
+#if !CONFIG_AVFILTER
+    printf("\n");
+    av_opt_show2(sws_opts, NULL,
+                 AV_OPT_FLAG_ENCODING_PARAM, 0);
+#endif
+    printf("\nWhile playing:\n"
+           "q, ESC              quit\n"
+           "f                   toggle full screen\n"
+           "p, SPC              pause\n"
+           "a                   cycle audio channel\n"
+           "v                   cycle video channel\n"
+           "t                   cycle subtitle channel\n"
+           "w                   show audio waves\n"
+           "s                   activate frame-step mode\n"
+           "left/right          seek backward/forward 10 seconds\n"
+           "down/up             seek backward/forward 1 minute\n"
+           "mouse click         seek to percentage in file corresponding to fraction of width\n"
+           );
+}
+
+static void opt_input_file(const char *filename)
+{
+    if (input_filename) {
+        fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n",
+                filename, input_filename);
+        exit(1);
+    }
+    if (!strcmp(filename, "-"))
+        filename = "pipe:";
+    input_filename = filename;
+}
+
+/* Called from the main */
+int main(int argc, char **argv)
+{
+    int flags;
+
+    av_log_set_flags(AV_LOG_SKIP_REPEATED);
+
+    /* register all codecs, demux and protocols */
+    avcodec_register_all();
+#if CONFIG_AVDEVICE
+    avdevice_register_all();
+#endif
+#if CONFIG_AVFILTER
+    avfilter_register_all();
+#endif
+    av_register_all();
+
+    init_opts();
+
+    show_banner();
+
+    parse_options(argc, argv, options, opt_input_file);
+
+    if (!input_filename) {
+        show_usage();
+        fprintf(stderr, "An input file must be specified\n");
+        fprintf(stderr, "Use -h to get full help or, even better, run 'man %s'\n", program_name);
+        exit(1);
+    }
+
+    if (display_disable) {
+        video_disable = 1;
+    }
+    flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER;
+#if !defined(__MINGW32__) && !defined(__APPLE__)
+    flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */
+#endif
+    if (SDL_Init (flags)) {
+        fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError());
+        exit(1);
+    }
+
+    if (!display_disable) {
+#if HAVE_SDL_VIDEO_SIZE
+        const SDL_VideoInfo *vi = SDL_GetVideoInfo();
+        fs_screen_width = vi->current_w;
+        fs_screen_height = vi->current_h;
+#endif
+    }
+
+    SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE);
+    SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE);
+    SDL_EventState(SDL_USEREVENT, SDL_IGNORE);
+
+    av_init_packet(&flush_pkt);
+    flush_pkt.data= "FLUSH";
+
+    cur_stream = stream_open(input_filename, file_iformat);
+
+    event_loop();
+
+    /* never returns */
+
+    return 0;
+}
index ef2c566..7277409 100755 (executable)
--- a/configure
+++ b/configure
@@ -81,7 +81,7 @@ Configuration options:
                            and binaries will be unredistributable [no]
   --disable-doc            do not build documentation
   --disable-ffmpeg         disable ffmpeg build
-  --disable-ffplay         disable ffplay build
+  --disable-avplay         disable avplay build
   --disable-ffprobe        disable ffprobe build
   --disable-ffserver       disable ffserver build
   --disable-avdevice       disable libavdevice build
@@ -913,7 +913,7 @@ CONFIG_LIST="
     dxva2
     fastdiv
     ffmpeg
-    ffplay
+    avplay
     ffprobe
     ffserver
     fft
@@ -1489,8 +1489,8 @@ postproc_deps="gpl"
 # programs
 ffmpeg_deps="avcodec avformat swscale"
 ffmpeg_select="buffer_filter"
-ffplay_deps="avcodec avformat swscale sdl"
-ffplay_select="rdft"
+avplay_deps="avcodec avformat swscale sdl"
+avplay_select="rdft"
 ffprobe_deps="avcodec avformat"
 ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
 ffserver_extralibs='$ldl'
@@ -1635,7 +1635,7 @@ enable debug
 enable doc
 enable fastdiv
 enable ffmpeg
-enable ffplay
+enable avplay
 enable ffprobe
 enable ffserver
 enable network
diff --git a/doc/avplay.texi b/doc/avplay.texi
new file mode 100644 (file)
index 0000000..0c74c59
--- /dev/null
@@ -0,0 +1,182 @@
+\input texinfo @c -*- texinfo -*-
+
+@settitle avplay Documentation
+@titlepage
+@center @titlefont{avplay Documentation}
+@end titlepage
+
+@top
+
+@contents
+
+@chapter Synopsis
+
+@example
+@c man begin SYNOPSIS
+avplay [options] @file{input_file}
+@c man end
+@end example
+
+@chapter Description
+@c man begin DESCRIPTION
+
+AVplay is a very simple and portable media player using the Libav
+libraries and the SDL library. It is mostly used as a testbed for the
+various Libav APIs.
+@c man end
+
+@chapter Options
+@c man begin OPTIONS
+
+@include fftools-common-opts.texi
+
+@section Main options
+
+@table @option
+@item -x @var{width}
+Force displayed width.
+@item -y @var{height}
+Force displayed height.
+@item -s @var{size}
+This option has been removed. Use private format options for specifying the
+input video size.
+@item -an
+Disable audio.
+@item -vn
+Disable video.
+@item -ss @var{pos}
+Seek to a given position in seconds.
+@item -t @var{duration}
+play <duration> seconds of audio/video
+@item -bytes
+Seek by bytes.
+@item -nodisp
+Disable graphical display.
+@item -f @var{fmt}
+Force format.
+@item -window_title @var{title}
+Set window title (default is the input filename).
+@item -loop @var{number}
+Loops movie playback <number> times. 0 means forever.
+@item -vf @var{filter_graph}
+@var{filter_graph} is a description of the filter graph to apply to
+the input video.
+Use the option "-filters" to show all the available filters (including
+also sources and sinks).
+
+@end table
+
+@section Advanced options
+@table @option
+@item -pix_fmt @var{format}
+This option has been removed. Use private options for specifying the
+input pixel format.
+@item -stats
+Show the stream duration, the codec parameters, the current position in
+the stream and the audio/video synchronisation drift.
+@item -debug
+Print specific debug info.
+@item -bug
+Work around bugs.
+@item -vismv
+Visualize motion vectors.
+@item -fast
+Non-spec-compliant optimizations.
+@item -genpts
+Generate pts.
+@item -rtp_tcp
+Force RTP/TCP protocol usage instead of RTP/UDP. It is only meaningful
+if you are streaming with the RTSP protocol.
+@item -sync @var{type}
+Set the master clock to audio (@code{type=audio}), video
+(@code{type=video}) or external (@code{type=ext}). Default is audio. The
+master clock is used to control audio-video synchronization. Most media
+players use audio as master clock, but in some cases (streaming or high
+quality broadcast) it is necessary to change that. This option is mainly
+used for debugging purposes.
+@item -threads @var{count}
+Set the thread count.
+@item -ast @var{audio_stream_number}
+Select the desired audio stream number, counting from 0. The number
+refers to the list of all the input audio streams. If it is greater
+than the number of audio streams minus one, then the last one is
+selected, if it is negative the audio playback is disabled.
+@item -vst @var{video_stream_number}
+Select the desired video stream number, counting from 0. The number
+refers to the list of all the input video streams. If it is greater
+than the number of video streams minus one, then the last one is
+selected, if it is negative the video playback is disabled.
+@item -sst @var{subtitle_stream_number}
+Select the desired subtitle stream number, counting from 0. The number
+refers to the list of all the input subtitle streams. If it is greater
+than the number of subtitle streams minus one, then the last one is
+selected, if it is negative the subtitle rendering is disabled.
+@item -autoexit
+Exit when video is done playing.
+@item -exitonkeydown
+Exit if any key is pressed.
+@item -exitonmousedown
+Exit if any mouse button is pressed.
+@end table
+
+@section While playing
+
+@table @key
+@item q, ESC
+Quit.
+
+@item f
+Toggle full screen.
+
+@item p, SPC
+Pause.
+
+@item a
+Cycle audio channel.
+
+@item v
+Cycle video channel.
+
+@item t
+Cycle subtitle channel.
+
+@item w
+Show audio waves.
+
+@item left/right
+Seek backward/forward 10 seconds.
+
+@item down/up
+Seek backward/forward 1 minute.
+
+@item mouse click
+Seek to percentage in file corresponding to fraction of width.
+
+@end table
+
+@c man end
+
+@include eval.texi
+@include demuxers.texi
+@include muxers.texi
+@include indevs.texi
+@include outdevs.texi
+@include protocols.texi
+@include filters.texi
+
+@ignore
+
+@setfilename avplay
+@settitle AVplay media player
+
+@c man begin SEEALSO
+ffmpeg(1), ffprobe(1), ffserver(1) and the Libav HTML documentation
+@c man end
+
+@c man begin AUTHORS
+The Libav developers
+@c man end
+
+@end ignore
+
+@bye
index 98f9fde..fc03459 100644 (file)
@@ -70,7 +70,7 @@ Apple HTTP Live Streaming demuxer.
 
 This demuxer presents all AVStreams from all variant streams.
 The id field is set to the bitrate variant index number. By setting
-the discard flags on AVStreams (by pressing 'a' or 'v' in ffplay),
+the discard flags on AVStreams (by pressing 'a' or 'v' in avplay),
 the caller can decide which variant streams to actually receive.
 The total bitrate of the variant that the stream belongs to is
 available in a metadata key named "variant_bitrate".
index 208c119..d75471c 100644 (file)
@@ -17,7 +17,7 @@
 decoding). Look at @file{libavcodec/apiexample.c} to see how to use it.
 
 @item libavformat is the library containing the file format handling (mux and
-demux code for several formats). Look at @file{ffplay.c} to use it in a
+demux code for several formats). Look at @file{avplay.c} to use it in a
 player. See @file{libavformat/output-example.c} to use it to generate
 audio or video streams.
 
index ca801d3..6393516 100644 (file)
@@ -1079,7 +1079,7 @@ file to which you want to add them.
 @settitle ffmpeg video converter
 
 @c man begin SEEALSO
-ffplay(1), ffprobe(1), ffserver(1) and the Libav HTML documentation
+avplay(1), ffprobe(1), ffserver(1) and the Libav HTML documentation
 @c man end
 
 @c man begin AUTHORS
diff --git a/doc/ffplay.texi b/doc/ffplay.texi
deleted file mode 100644 (file)
index d608526..0000000
+++ /dev/null
@@ -1,182 +0,0 @@
-\input texinfo @c -*- texinfo -*-
-
-@settitle ffplay Documentation
-@titlepage
-@center @titlefont{ffplay Documentation}
-@end titlepage
-
-@top
-
-@contents
-
-@chapter Synopsis
-
-@example
-@c man begin SYNOPSIS
-ffplay [options] @file{input_file}
-@c man end
-@end example
-
-@chapter Description
-@c man begin DESCRIPTION
-
-FFplay is a very simple and portable media player using the Libav
-libraries and the SDL library. It is mostly used as a testbed for the
-various Libav APIs.
-@c man end
-
-@chapter Options
-@c man begin OPTIONS
-
-@include fftools-common-opts.texi
-
-@section Main options
-
-@table @option
-@item -x @var{width}
-Force displayed width.
-@item -y @var{height}
-Force displayed height.
-@item -s @var{size}
-This option has been removed. Use private format options for specifying the
-input video size.
-@item -an
-Disable audio.
-@item -vn
-Disable video.
-@item -ss @var{pos}
-Seek to a given position in seconds.
-@item -t @var{duration}
-play <duration> seconds of audio/video
-@item -bytes
-Seek by bytes.
-@item -nodisp
-Disable graphical display.
-@item -f @var{fmt}
-Force format.
-@item -window_title @var{title}
-Set window title (default is the input filename).
-@item -loop @var{number}
-Loops movie playback <number> times. 0 means forever.
-@item -vf @var{filter_graph}
-@var{filter_graph} is a description of the filter graph to apply to
-the input video.
-Use the option "-filters" to show all the available filters (including
-also sources and sinks).
-
-@end table
-
-@section Advanced options
-@table @option
-@item -pix_fmt @var{format}
-This option has been removed. Use private options for specifying the
-input pixel format.
-@item -stats
-Show the stream duration, the codec parameters, the current position in
-the stream and the audio/video synchronisation drift.
-@item -debug
-Print specific debug info.
-@item -bug
-Work around bugs.
-@item -vismv
-Visualize motion vectors.
-@item -fast
-Non-spec-compliant optimizations.
-@item -genpts
-Generate pts.
-@item -rtp_tcp
-Force RTP/TCP protocol usage instead of RTP/UDP. It is only meaningful
-if you are streaming with the RTSP protocol.
-@item -sync @var{type}
-Set the master clock to audio (@code{type=audio}), video
-(@code{type=video}) or external (@code{type=ext}). Default is audio. The
-master clock is used to control audio-video synchronization. Most media
-players use audio as master clock, but in some cases (streaming or high
-quality broadcast) it is necessary to change that. This option is mainly
-used for debugging purposes.
-@item -threads @var{count}
-Set the thread count.
-@item -ast @var{audio_stream_number}
-Select the desired audio stream number, counting from 0. The number
-refers to the list of all the input audio streams. If it is greater
-than the number of audio streams minus one, then the last one is
-selected, if it is negative the audio playback is disabled.
-@item -vst @var{video_stream_number}
-Select the desired video stream number, counting from 0. The number
-refers to the list of all the input video streams. If it is greater
-than the number of video streams minus one, then the last one is
-selected, if it is negative the video playback is disabled.
-@item -sst @var{subtitle_stream_number}
-Select the desired subtitle stream number, counting from 0. The number
-refers to the list of all the input subtitle streams. If it is greater
-than the number of subtitle streams minus one, then the last one is
-selected, if it is negative the subtitle rendering is disabled.
-@item -autoexit
-Exit when video is done playing.
-@item -exitonkeydown
-Exit if any key is pressed.
-@item -exitonmousedown
-Exit if any mouse button is pressed.
-@end table
-
-@section While playing
-
-@table @key
-@item q, ESC
-Quit.
-
-@item f
-Toggle full screen.
-
-@item p, SPC
-Pause.
-
-@item a
-Cycle audio channel.
-
-@item v
-Cycle video channel.
-
-@item t
-Cycle subtitle channel.
-
-@item w
-Show audio waves.
-
-@item left/right
-Seek backward/forward 10 seconds.
-
-@item down/up
-Seek backward/forward 1 minute.
-
-@item mouse click
-Seek to percentage in file corresponding to fraction of width.
-
-@end table
-
-@c man end
-
-@include eval.texi
-@include demuxers.texi
-@include muxers.texi
-@include indevs.texi
-@include outdevs.texi
-@include protocols.texi
-@include filters.texi
-
-@ignore
-
-@setfilename ffplay
-@settitle FFplay media player
-
-@c man begin SEEALSO
-ffmpeg(1), ffprobe(1), ffserver(1) and the Libav HTML documentation
-@c man end
-
-@c man begin AUTHORS
-The Libav developers
-@c man end
-
-@end ignore
-
-@bye
index 5e856e6..079cf65 100644 (file)
@@ -122,7 +122,7 @@ with name "STREAM".
 @settitle ffprobe media prober
 
 @c man begin SEEALSO
-ffmpeg(1), ffplay(1), ffserver(1) and the Libav HTML documentation
+ffmpeg(1), avplay(1), ffserver(1) and the Libav HTML documentation
 @c man end
 
 @c man begin AUTHORS
index d247016..3d64b79 100644 (file)
@@ -265,7 +265,7 @@ rather than as a daemon.
 
 @c man begin SEEALSO
 
-ffmpeg(1), ffplay(1), ffprobe(1), the @file{ffmpeg/doc/ffserver.conf}
+ffmpeg(1), avplay(1), ffprobe(1), the @file{ffmpeg/doc/ffserver.conf}
 example and the Libav HTML documentation
 @c man end
 
index c991939..9806509 100644 (file)
@@ -837,7 +837,7 @@ speed up is close to non-existent for normal one-off builds and is only
 noticeable when running make for a second time (for example in
 @code{make install}).
 
-@item In order to compile FFplay, you must have the MinGW development library
+@item In order to compile AVplay, you must have the MinGW development library
 of @uref{http://www.libsdl.org/, SDL}.
 Edit the @file{bin/sdl-config} script so that it points to the correct prefix
 where SDL was installed. Verify that @file{sdl-config} can be launched from
index fa21c09..e1c058b 100644 (file)
@@ -199,10 +199,10 @@ tools.
 @example
 # Grab and show the input of a video4linux device, frame rate is set
 # to the default of 25/1.
-ffplay -s 320x240 -f video4linux /dev/video0
+avplay -s 320x240 -f video4linux /dev/video0
 
 # Grab and show the input of a video4linux2 device, autoadjust size.
-ffplay -f video4linux2 /dev/video0
+avplay -f video4linux2 /dev/video0
 
 # Grab and record the input of a video4linux2 device, autoadjust size,
 # frame rate value defaults to 0/0 so it is read from the video4linux2
index 1c12205..172b7fc 100644 (file)
@@ -24,7 +24,7 @@ some directory of your choice by:
 @end example
 
 And then read the README file in the top directory to learn how to
-integrate it into ffmpeg and ffplay.
+integrate it into ffmpeg and avplay.
 
 But note that there may still be serious bugs in the code and its API
 and ABI should not be considered stable yet!
@@ -56,7 +56,7 @@ result will be that in output the top half of the video is mirrored
 onto the bottom half.
 
 Video filters are loaded using the @var{-vf} option passed to
-ffmpeg or to ffplay. Filters in the same linear chain are separated by
+ffmpeg or to avplay. Filters in the same linear chain are separated by
 commas. In our example, @var{split, fifo, overlay} are in one linear
 chain, and @var{fifo, crop, vflip} are in another. The points where
 the linear chains join are labeled by names enclosed in square
index 5990631..cc35982 100644 (file)
@@ -52,10 +52,10 @@ resource to be concatenated, each one possibly specifying a distinct
 protocol.
 
 For example to read a sequence of files @file{split1.mpeg},
-@file{split2.mpeg}, @file{split3.mpeg} with @file{ffplay} use the
+@file{split2.mpeg}, @file{split3.mpeg} with @file{avplay} use the
 command:
 @example
-ffplay concat:split1.mpeg\|split2.mpeg\|split3.mpeg
+avplay concat:split1.mpeg\|split2.mpeg\|split3.mpeg
 @end example
 
 Note that you may need to escape the character "|" which is special for
@@ -183,10 +183,10 @@ application specified in @var{app}, may be prefixed by "mp4:".
 
 @end table
 
-For example to read with @file{ffplay} a multimedia resource named
+For example to read with @file{avplay} a multimedia resource named
 "sample" from the application "vod" from an RTMP server "myserver":
 @example
-ffplay rtmp://myserver/vod/sample
+avplay rtmp://myserver/vod/sample
 @end example
 
 @section rtmp, rtmpe, rtmps, rtmpt, rtmpte
@@ -224,9 +224,9 @@ For example, to stream a file in real-time to an RTMP server using
 ffmpeg -re -i myfile -f flv rtmp://myserver/live/mystream
 @end example
 
-To play the same stream using @file{ffplay}:
+To play the same stream using @file{avplay}:
 @example
-ffplay "rtmp://myserver/live/mystream live=1"
+avplay "rtmp://myserver/live/mystream live=1"
 @end example
 
 @section rtp
@@ -281,7 +281,7 @@ When receiving data over UDP, the demuxer tries to reorder received packets
 order for this to be enabled, a maximum delay must be specified in the
 @code{max_delay} field of AVFormatContext.
 
-When watching multi-bitrate Real-RTSP streams with @file{ffplay}, the
+When watching multi-bitrate Real-RTSP streams with @file{avplay}, the
 streams to display can be chosen with @code{-vst} @var{n} and
 @code{-ast} @var{n} for video and audio respectively, and can be switched
 on the fly by pressing @code{v} and @code{a}.
@@ -291,13 +291,13 @@ Example command lines:
 To watch a stream over UDP, with a max reordering delay of 0.5 seconds:
 
 @example
-ffplay -max_delay 500000 rtsp://server/video.mp4?udp
+avplay -max_delay 500000 rtsp://server/video.mp4?udp
 @end example
 
 To watch a stream tunneled over HTTP:
 
 @example
-ffplay rtsp://server/video.mp4?http
+avplay rtsp://server/video.mp4?http
 @end example
 
 To send a stream in realtime to a RTSP server, for others to watch:
@@ -358,13 +358,13 @@ To broadcast a stream on the local subnet, for watching in VLC:
 ffmpeg -re -i @var{input} -f sap sap://224.0.0.255?same_port=1
 @end example
 
-Similarly, for watching in ffplay:
+Similarly, for watching in avplay:
 
 @example
 ffmpeg -re -i @var{input} -f sap sap://224.0.0.255
 @end example
 
-And for watching in ffplay, over IPv6:
+And for watching in avplay, over IPv6:
 
 @example
 ffmpeg -re -i @var{input} -f sap sap://[ff0e::1:2:3:4]
@@ -389,13 +389,13 @@ Example command lines follow.
 To play back the first stream announced on the normal SAP multicast address:
 
 @example
-ffplay sap://
+avplay sap://
 @end example
 
 To play back the first stream announced on one the default IPv6 SAP multicast address:
 
 @example
-ffplay sap://[ff0e::2:7ffe]
+avplay sap://[ff0e::2:7ffe]
 @end example
 
 @section tcp
@@ -414,7 +414,7 @@ Listen for an incoming connection
 
 @example
 ffmpeg -i @var{input} -f @var{format} tcp://@var{hostname}:@var{port}?listen
-ffplay tcp://@var{hostname}:@var{port}
+avplay tcp://@var{hostname}:@var{port}
 @end example
 
 @end table
diff --git a/ffplay.c b/ffplay.c
deleted file mode 100644 (file)
index bef75fe..0000000
--- a/ffplay.c
+++ /dev/null
@@ -1,3071 +0,0 @@
-/*
- * ffplay : Simple Media Player based on the Libav libraries
- * Copyright (c) 2003 Fabrice Bellard
- *
- * This file is part of Libav.
- *
- * Libav is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * Libav is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include "config.h"
-#include <inttypes.h>
-#include <math.h>
-#include <limits.h>
-#include "libavutil/avstring.h"
-#include "libavutil/colorspace.h"
-#include "libavutil/mathematics.h"
-#include "libavutil/pixdesc.h"
-#include "libavutil/imgutils.h"
-#include "libavutil/dict.h"
-#include "libavutil/parseutils.h"
-#include "libavutil/samplefmt.h"
-#include "libavformat/avformat.h"
-#include "libavdevice/avdevice.h"
-#include "libswscale/swscale.h"
-#include "libavcodec/audioconvert.h"
-#include "libavutil/opt.h"
-#include "libavcodec/avfft.h"
-
-#if CONFIG_AVFILTER
-# include "libavfilter/avfilter.h"
-# include "libavfilter/avfiltergraph.h"
-#endif
-
-#include "cmdutils.h"
-
-#include <SDL.h>
-#include <SDL_thread.h>
-
-#ifdef __MINGW32__
-#undef main /* We don't want SDL to override our main() */
-#endif
-
-#include <unistd.h>
-#include <assert.h>
-
-const char program_name[] = "ffplay";
-const int program_birth_year = 2003;
-
-#define MAX_QUEUE_SIZE (15 * 1024 * 1024)
-#define MIN_AUDIOQ_SIZE (20 * 16 * 1024)
-#define MIN_FRAMES 5
-
-/* SDL audio buffer size, in samples. Should be small to have precise
-   A/V sync as SDL does not have hardware buffer fullness info. */
-#define SDL_AUDIO_BUFFER_SIZE 1024
-
-/* no AV sync correction is done if below the AV sync threshold */
-#define AV_SYNC_THRESHOLD 0.01
-/* no AV correction is done if too big error */
-#define AV_NOSYNC_THRESHOLD 10.0
-
-#define FRAME_SKIP_FACTOR 0.05
-
-/* maximum audio speed change to get correct sync */
-#define SAMPLE_CORRECTION_PERCENT_MAX 10
-
-/* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */
-#define AUDIO_DIFF_AVG_NB   20
-
-/* NOTE: the size must be big enough to compensate the hardware audio buffersize size */
-#define SAMPLE_ARRAY_SIZE (2*65536)
-
-static int sws_flags = SWS_BICUBIC;
-
-typedef struct PacketQueue {
-    AVPacketList *first_pkt, *last_pkt;
-    int nb_packets;
-    int size;
-    int abort_request;
-    SDL_mutex *mutex;
-    SDL_cond *cond;
-} PacketQueue;
-
-#define VIDEO_PICTURE_QUEUE_SIZE 2
-#define SUBPICTURE_QUEUE_SIZE 4
-
-typedef struct VideoPicture {
-    double pts;                                  ///<presentation time stamp for this picture
-    double target_clock;                         ///<av_gettime() time at which this should be displayed ideally
-    int64_t pos;                                 ///<byte position in file
-    SDL_Overlay *bmp;
-    int width, height; /* source height & width */
-    int allocated;
-    enum PixelFormat pix_fmt;
-
-#if CONFIG_AVFILTER
-    AVFilterBufferRef *picref;
-#endif
-} VideoPicture;
-
-typedef struct SubPicture {
-    double pts; /* presentation time stamp for this picture */
-    AVSubtitle sub;
-} SubPicture;
-
-enum {
-    AV_SYNC_AUDIO_MASTER, /* default choice */
-    AV_SYNC_VIDEO_MASTER,
-    AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */
-};
-
-typedef struct VideoState {
-    SDL_Thread *parse_tid;
-    SDL_Thread *video_tid;
-    SDL_Thread *refresh_tid;
-    AVInputFormat *iformat;
-    int no_background;
-    int abort_request;
-    int paused;
-    int last_paused;
-    int seek_req;
-    int seek_flags;
-    int64_t seek_pos;
-    int64_t seek_rel;
-    int read_pause_return;
-    AVFormatContext *ic;
-    int dtg_active_format;
-
-    int audio_stream;
-
-    int av_sync_type;
-    double external_clock; /* external clock base */
-    int64_t external_clock_time;
-
-    double audio_clock;
-    double audio_diff_cum; /* used for AV difference average computation */
-    double audio_diff_avg_coef;
-    double audio_diff_threshold;
-    int audio_diff_avg_count;
-    AVStream *audio_st;
-    PacketQueue audioq;
-    int audio_hw_buf_size;
-    /* samples output by the codec. we reserve more space for avsync
-       compensation */
-    DECLARE_ALIGNED(16,uint8_t,audio_buf1)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
-    DECLARE_ALIGNED(16,uint8_t,audio_buf2)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
-    uint8_t *audio_buf;
-    unsigned int audio_buf_size; /* in bytes */
-    int audio_buf_index; /* in bytes */
-    AVPacket audio_pkt_temp;
-    AVPacket audio_pkt;
-    enum AVSampleFormat audio_src_fmt;
-    AVAudioConvert *reformat_ctx;
-
-    int show_audio; /* if true, display audio samples */
-    int16_t sample_array[SAMPLE_ARRAY_SIZE];
-    int sample_array_index;
-    int last_i_start;
-    RDFTContext *rdft;
-    int rdft_bits;
-    FFTSample *rdft_data;
-    int xpos;
-
-    SDL_Thread *subtitle_tid;
-    int subtitle_stream;
-    int subtitle_stream_changed;
-    AVStream *subtitle_st;
-    PacketQueue subtitleq;
-    SubPicture subpq[SUBPICTURE_QUEUE_SIZE];
-    int subpq_size, subpq_rindex, subpq_windex;
-    SDL_mutex *subpq_mutex;
-    SDL_cond *subpq_cond;
-
-    double frame_timer;
-    double frame_last_pts;
-    double frame_last_delay;
-    double video_clock;                          ///<pts of last decoded frame / predicted pts of next decoded frame
-    int video_stream;
-    AVStream *video_st;
-    PacketQueue videoq;
-    double video_current_pts;                    ///<current displayed pts (different from video_clock if frame fifos are used)
-    double video_current_pts_drift;              ///<video_current_pts - time (av_gettime) at which we updated video_current_pts - used to have running video pts
-    int64_t video_current_pos;                   ///<current displayed file pos
-    VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE];
-    int pictq_size, pictq_rindex, pictq_windex;
-    SDL_mutex *pictq_mutex;
-    SDL_cond *pictq_cond;
-#if !CONFIG_AVFILTER
-    struct SwsContext *img_convert_ctx;
-#endif
-
-    //    QETimer *video_timer;
-    char filename[1024];
-    int width, height, xleft, ytop;
-
-    PtsCorrectionContext pts_ctx;
-
-#if CONFIG_AVFILTER
-    AVFilterContext *out_video_filter;          ///<the last filter in the video chain
-#endif
-
-    float skip_frames;
-    float skip_frames_index;
-    int refresh;
-} VideoState;
-
-static void show_help(void);
-
-/* options specified by the user */
-static AVInputFormat *file_iformat;
-static const char *input_filename;
-static const char *window_title;
-static int fs_screen_width;
-static int fs_screen_height;
-static int screen_width = 0;
-static int screen_height = 0;
-static int audio_disable;
-static int video_disable;
-static int wanted_stream[AVMEDIA_TYPE_NB]={
-    [AVMEDIA_TYPE_AUDIO]=-1,
-    [AVMEDIA_TYPE_VIDEO]=-1,
-    [AVMEDIA_TYPE_SUBTITLE]=-1,
-};
-static int seek_by_bytes=-1;
-static int display_disable;
-static int show_status = 1;
-static int av_sync_type = AV_SYNC_AUDIO_MASTER;
-static int64_t start_time = AV_NOPTS_VALUE;
-static int64_t duration = AV_NOPTS_VALUE;
-static int debug = 0;
-static int debug_mv = 0;
-static int step = 0;
-static int thread_count = 1;
-static int workaround_bugs = 1;
-static int fast = 0;
-static int genpts = 0;
-static int lowres = 0;
-static int idct = FF_IDCT_AUTO;
-static enum AVDiscard skip_frame= AVDISCARD_DEFAULT;
-static enum AVDiscard skip_idct= AVDISCARD_DEFAULT;
-static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT;
-static int error_recognition = FF_ER_CAREFUL;
-static int error_concealment = 3;
-static int decoder_reorder_pts= -1;
-static int autoexit;
-static int exit_on_keydown;
-static int exit_on_mousedown;
-static int loop=1;
-static int framedrop=1;
-
-static int rdftspeed=20;
-#if CONFIG_AVFILTER
-static char *vfilters = NULL;
-#endif
-
-/* current context */
-static int is_full_screen;
-static VideoState *cur_stream;
-static int64_t audio_callback_time;
-
-static AVPacket flush_pkt;
-
-#define FF_ALLOC_EVENT   (SDL_USEREVENT)
-#define FF_REFRESH_EVENT (SDL_USEREVENT + 1)
-#define FF_QUIT_EVENT    (SDL_USEREVENT + 2)
-
-static SDL_Surface *screen;
-
-static int packet_queue_put(PacketQueue *q, AVPacket *pkt);
-
-/* packet queue handling */
-static void packet_queue_init(PacketQueue *q)
-{
-    memset(q, 0, sizeof(PacketQueue));
-    q->mutex = SDL_CreateMutex();
-    q->cond = SDL_CreateCond();
-    packet_queue_put(q, &flush_pkt);
-}
-
-static void packet_queue_flush(PacketQueue *q)
-{
-    AVPacketList *pkt, *pkt1;
-
-    SDL_LockMutex(q->mutex);
-    for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) {
-        pkt1 = pkt->next;
-        av_free_packet(&pkt->pkt);
-        av_freep(&pkt);
-    }
-    q->last_pkt = NULL;
-    q->first_pkt = NULL;
-    q->nb_packets = 0;
-    q->size = 0;
-    SDL_UnlockMutex(q->mutex);
-}
-
-static void packet_queue_end(PacketQueue *q)
-{
-    packet_queue_flush(q);
-    SDL_DestroyMutex(q->mutex);
-    SDL_DestroyCond(q->cond);
-}
-
-static int packet_queue_put(PacketQueue *q, AVPacket *pkt)
-{
-    AVPacketList *pkt1;
-
-    /* duplicate the packet */
-    if (pkt!=&flush_pkt && av_dup_packet(pkt) < 0)
-        return -1;
-
-    pkt1 = av_malloc(sizeof(AVPacketList));
-    if (!pkt1)
-        return -1;
-    pkt1->pkt = *pkt;
-    pkt1->next = NULL;
-
-
-    SDL_LockMutex(q->mutex);
-
-    if (!q->last_pkt)
-
-        q->first_pkt = pkt1;
-    else
-        q->last_pkt->next = pkt1;
-    q->last_pkt = pkt1;
-    q->nb_packets++;
-    q->size += pkt1->pkt.size + sizeof(*pkt1);
-    /* XXX: should duplicate packet data in DV case */
-    SDL_CondSignal(q->cond);
-
-    SDL_UnlockMutex(q->mutex);
-    return 0;
-}
-
-static void packet_queue_abort(PacketQueue *q)
-{
-    SDL_LockMutex(q->mutex);
-
-    q->abort_request = 1;
-
-    SDL_CondSignal(q->cond);
-
-    SDL_UnlockMutex(q->mutex);
-}
-
-/* return < 0 if aborted, 0 if no packet and > 0 if packet.  */
-static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block)
-{
-    AVPacketList *pkt1;
-    int ret;
-
-    SDL_LockMutex(q->mutex);
-
-    for(;;) {
-        if (q->abort_request) {
-            ret = -1;
-            break;
-        }
-
-        pkt1 = q->first_pkt;
-        if (pkt1) {
-            q->first_pkt = pkt1->next;
-            if (!q->first_pkt)
-                q->last_pkt = NULL;
-            q->nb_packets--;
-            q->size -= pkt1->pkt.size + sizeof(*pkt1);
-            *pkt = pkt1->pkt;
-            av_free(pkt1);
-            ret = 1;
-            break;
-        } else if (!block) {
-            ret = 0;
-            break;
-        } else {
-            SDL_CondWait(q->cond, q->mutex);
-        }
-    }
-    SDL_UnlockMutex(q->mutex);
-    return ret;
-}
-
-static inline void fill_rectangle(SDL_Surface *screen,
-                                  int x, int y, int w, int h, int color)
-{
-    SDL_Rect rect;
-    rect.x = x;
-    rect.y = y;
-    rect.w = w;
-    rect.h = h;
-    SDL_FillRect(screen, &rect, color);
-}
-
-#define ALPHA_BLEND(a, oldp, newp, s)\
-((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s))
-
-#define RGBA_IN(r, g, b, a, s)\
-{\
-    unsigned int v = ((const uint32_t *)(s))[0];\
-    a = (v >> 24) & 0xff;\
-    r = (v >> 16) & 0xff;\
-    g = (v >> 8) & 0xff;\
-    b = v & 0xff;\
-}
-
-#define YUVA_IN(y, u, v, a, s, pal)\
-{\
-    unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\
-    a = (val >> 24) & 0xff;\
-    y = (val >> 16) & 0xff;\
-    u = (val >> 8) & 0xff;\
-    v = val & 0xff;\
-}
-
-#define YUVA_OUT(d, y, u, v, a)\
-{\
-    ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\
-}
-
-
-#define BPP 1
-
-static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh)
-{
-    int wrap, wrap3, width2, skip2;
-    int y, u, v, a, u1, v1, a1, w, h;
-    uint8_t *lum, *cb, *cr;
-    const uint8_t *p;
-    const uint32_t *pal;
-    int dstx, dsty, dstw, dsth;
-
-    dstw = av_clip(rect->w, 0, imgw);
-    dsth = av_clip(rect->h, 0, imgh);
-    dstx = av_clip(rect->x, 0, imgw - dstw);
-    dsty = av_clip(rect->y, 0, imgh - dsth);
-    lum = dst->data[0] + dsty * dst->linesize[0];
-    cb = dst->data[1] + (dsty >> 1) * dst->linesize[1];
-    cr = dst->data[2] + (dsty >> 1) * dst->linesize[2];
-
-    width2 = ((dstw + 1) >> 1) + (dstx & ~dstw & 1);
-    skip2 = dstx >> 1;
-    wrap = dst->linesize[0];
-    wrap3 = rect->pict.linesize[0];
-    p = rect->pict.data[0];
-    pal = (const uint32_t *)rect->pict.data[1];  /* Now in YCrCb! */
-
-    if (dsty & 1) {
-        lum += dstx;
-        cb += skip2;
-        cr += skip2;
-
-        if (dstx & 1) {
-            YUVA_IN(y, u, v, a, p, pal);
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
-            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
-            cb++;
-            cr++;
-            lum++;
-            p += BPP;
-        }
-        for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 = u;
-            v1 = v;
-            a1 = a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-
-            YUVA_IN(y, u, v, a, p + BPP, pal);
-            u1 += u;
-            v1 += v;
-            a1 += a;
-            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
-            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
-            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
-            cb++;
-            cr++;
-            p += 2 * BPP;
-            lum += 2;
-        }
-        if (w) {
-            YUVA_IN(y, u, v, a, p, pal);
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
-            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
-            p++;
-            lum++;
-        }
-        p += wrap3 - dstw * BPP;
-        lum += wrap - dstw - dstx;
-        cb += dst->linesize[1] - width2 - skip2;
-        cr += dst->linesize[2] - width2 - skip2;
-    }
-    for(h = dsth - (dsty & 1); h >= 2; h -= 2) {
-        lum += dstx;
-        cb += skip2;
-        cr += skip2;
-
-        if (dstx & 1) {
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 = u;
-            v1 = v;
-            a1 = a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            p += wrap3;
-            lum += wrap;
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 += u;
-            v1 += v;
-            a1 += a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
-            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
-            cb++;
-            cr++;
-            p += -wrap3 + BPP;
-            lum += -wrap + 1;
-        }
-        for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 = u;
-            v1 = v;
-            a1 = a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-
-            YUVA_IN(y, u, v, a, p + BPP, pal);
-            u1 += u;
-            v1 += v;
-            a1 += a;
-            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
-            p += wrap3;
-            lum += wrap;
-
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 += u;
-            v1 += v;
-            a1 += a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-
-            YUVA_IN(y, u, v, a, p + BPP, pal);
-            u1 += u;
-            v1 += v;
-            a1 += a;
-            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
-
-            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2);
-            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2);
-
-            cb++;
-            cr++;
-            p += -wrap3 + 2 * BPP;
-            lum += -wrap + 2;
-        }
-        if (w) {
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 = u;
-            v1 = v;
-            a1 = a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            p += wrap3;
-            lum += wrap;
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 += u;
-            v1 += v;
-            a1 += a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
-            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
-            cb++;
-            cr++;
-            p += -wrap3 + BPP;
-            lum += -wrap + 1;
-        }
-        p += wrap3 + (wrap3 - dstw * BPP);
-        lum += wrap + (wrap - dstw - dstx);
-        cb += dst->linesize[1] - width2 - skip2;
-        cr += dst->linesize[2] - width2 - skip2;
-    }
-    /* handle odd height */
-    if (h) {
-        lum += dstx;
-        cb += skip2;
-        cr += skip2;
-
-        if (dstx & 1) {
-            YUVA_IN(y, u, v, a, p, pal);
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
-            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
-            cb++;
-            cr++;
-            lum++;
-            p += BPP;
-        }
-        for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
-            YUVA_IN(y, u, v, a, p, pal);
-            u1 = u;
-            v1 = v;
-            a1 = a;
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-
-            YUVA_IN(y, u, v, a, p + BPP, pal);
-            u1 += u;
-            v1 += v;
-            a1 += a;
-            lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
-            cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1);
-            cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1);
-            cb++;
-            cr++;
-            p += 2 * BPP;
-            lum += 2;
-        }
-        if (w) {
-            YUVA_IN(y, u, v, a, p, pal);
-            lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
-            cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
-            cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
-        }
-    }
-}
-
-static void free_subpicture(SubPicture *sp)
-{
-    avsubtitle_free(&sp->sub);
-}
-
-static void video_image_display(VideoState *is)
-{
-    VideoPicture *vp;
-    SubPicture *sp;
-    AVPicture pict;
-    float aspect_ratio;
-    int width, height, x, y;
-    SDL_Rect rect;
-    int i;
-
-    vp = &is->pictq[is->pictq_rindex];
-    if (vp->bmp) {
-#if CONFIG_AVFILTER
-         if (vp->picref->video->pixel_aspect.num == 0)
-             aspect_ratio = 0;
-         else
-             aspect_ratio = av_q2d(vp->picref->video->pixel_aspect);
-#else
-
-        /* XXX: use variable in the frame */
-        if (is->video_st->sample_aspect_ratio.num)
-            aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio);
-        else if (is->video_st->codec->sample_aspect_ratio.num)
-            aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio);
-        else
-            aspect_ratio = 0;
-#endif
-        if (aspect_ratio <= 0.0)
-            aspect_ratio = 1.0;
-        aspect_ratio *= (float)vp->width / (float)vp->height;
-
-        if (is->subtitle_st)
-        {
-            if (is->subpq_size > 0)
-            {
-                sp = &is->subpq[is->subpq_rindex];
-
-                if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000))
-                {
-                    SDL_LockYUVOverlay (vp->bmp);
-
-                    pict.data[0] = vp->bmp->pixels[0];
-                    pict.data[1] = vp->bmp->pixels[2];
-                    pict.data[2] = vp->bmp->pixels[1];
-
-                    pict.linesize[0] = vp->bmp->pitches[0];
-                    pict.linesize[1] = vp->bmp->pitches[2];
-                    pict.linesize[2] = vp->bmp->pitches[1];
-
-                    for (i = 0; i < sp->sub.num_rects; i++)
-                        blend_subrect(&pict, sp->sub.rects[i],
-                                      vp->bmp->w, vp->bmp->h);
-
-                    SDL_UnlockYUVOverlay (vp->bmp);
-                }
-            }
-        }
-
-
-        /* XXX: we suppose the screen has a 1.0 pixel ratio */
-        height = is->height;
-        width = ((int)rint(height * aspect_ratio)) & ~1;
-        if (width > is->width) {
-            width = is->width;
-            height = ((int)rint(width / aspect_ratio)) & ~1;
-        }
-        x = (is->width - width) / 2;
-        y = (is->height - height) / 2;
-        is->no_background = 0;
-        rect.x = is->xleft + x;
-        rect.y = is->ytop  + y;
-        rect.w = width;
-        rect.h = height;
-        SDL_DisplayYUVOverlay(vp->bmp, &rect);
-    }
-}
-
-/* get the current audio output buffer size, in samples. With SDL, we
-   cannot have a precise information */
-static int audio_write_get_buf_size(VideoState *is)
-{
-    return is->audio_buf_size - is->audio_buf_index;
-}
-
-static inline int compute_mod(int a, int b)
-{
-    a = a % b;
-    if (a >= 0)
-        return a;
-    else
-        return a + b;
-}
-
-static void video_audio_display(VideoState *s)
-{
-    int i, i_start, x, y1, y, ys, delay, n, nb_display_channels;
-    int ch, channels, h, h2, bgcolor, fgcolor;
-    int16_t time_diff;
-    int rdft_bits, nb_freq;
-
-    for(rdft_bits=1; (1<<rdft_bits)<2*s->height; rdft_bits++)
-        ;
-    nb_freq= 1<<(rdft_bits-1);
-
-    /* compute display index : center on currently output samples */
-    channels = s->audio_st->codec->channels;
-    nb_display_channels = channels;
-    if (!s->paused) {
-        int data_used= s->show_audio==1 ? s->width : (2*nb_freq);
-        n = 2 * channels;
-        delay = audio_write_get_buf_size(s);
-        delay /= n;
-
-        /* to be more precise, we take into account the time spent since
-           the last buffer computation */
-        if (audio_callback_time) {
-            time_diff = av_gettime() - audio_callback_time;
-            delay -= (time_diff * s->audio_st->codec->sample_rate) / 1000000;
-        }
-
-        delay += 2*data_used;
-        if (delay < data_used)
-            delay = data_used;
-
-        i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE);
-        if(s->show_audio==1){
-            h= INT_MIN;
-            for(i=0; i<1000; i+=channels){
-                int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE;
-                int a= s->sample_array[idx];
-                int b= s->sample_array[(idx + 4*channels)%SAMPLE_ARRAY_SIZE];
-                int c= s->sample_array[(idx + 5*channels)%SAMPLE_ARRAY_SIZE];
-                int d= s->sample_array[(idx + 9*channels)%SAMPLE_ARRAY_SIZE];
-                int score= a-d;
-                if(h<score && (b^c)<0){
-                    h= score;
-                    i_start= idx;
-                }
-            }
-        }
-
-        s->last_i_start = i_start;
-    } else {
-        i_start = s->last_i_start;
-    }
-
-    bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
-    if(s->show_audio==1){
-        fill_rectangle(screen,
-                       s->xleft, s->ytop, s->width, s->height,
-                       bgcolor);
-
-        fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff);
-
-        /* total height for one channel */
-        h = s->height / nb_display_channels;
-        /* graph height / 2 */
-        h2 = (h * 9) / 20;
-        for(ch = 0;ch < nb_display_channels; ch++) {
-            i = i_start + ch;
-            y1 = s->ytop + ch * h + (h / 2); /* position of center line */
-            for(x = 0; x < s->width; x++) {
-                y = (s->sample_array[i] * h2) >> 15;
-                if (y < 0) {
-                    y = -y;
-                    ys = y1 - y;
-                } else {
-                    ys = y1;
-                }
-                fill_rectangle(screen,
-                               s->xleft + x, ys, 1, y,
-                               fgcolor);
-                i += channels;
-                if (i >= SAMPLE_ARRAY_SIZE)
-                    i -= SAMPLE_ARRAY_SIZE;
-            }
-        }
-
-        fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff);
-
-        for(ch = 1;ch < nb_display_channels; ch++) {
-            y = s->ytop + ch * h;
-            fill_rectangle(screen,
-                           s->xleft, y, s->width, 1,
-                           fgcolor);
-        }
-        SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height);
-    }else{
-        nb_display_channels= FFMIN(nb_display_channels, 2);
-        if(rdft_bits != s->rdft_bits){
-            av_rdft_end(s->rdft);
-            av_free(s->rdft_data);
-            s->rdft = av_rdft_init(rdft_bits, DFT_R2C);
-            s->rdft_bits= rdft_bits;
-            s->rdft_data= av_malloc(4*nb_freq*sizeof(*s->rdft_data));
-        }
-        {
-            FFTSample *data[2];
-            for(ch = 0;ch < nb_display_channels; ch++) {
-                data[ch] = s->rdft_data + 2*nb_freq*ch;
-                i = i_start + ch;
-                for(x = 0; x < 2*nb_freq; x++) {
-                    double w= (x-nb_freq)*(1.0/nb_freq);
-                    data[ch][x]= s->sample_array[i]*(1.0-w*w);
-                    i += channels;
-                    if (i >= SAMPLE_ARRAY_SIZE)
-                        i -= SAMPLE_ARRAY_SIZE;
-                }
-                av_rdft_calc(s->rdft, data[ch]);
-            }
-            //least efficient way to do this, we should of course directly access it but its more than fast enough
-            for(y=0; y<s->height; y++){
-                double w= 1/sqrt(nb_freq);
-                int a= sqrt(w*sqrt(data[0][2*y+0]*data[0][2*y+0] + data[0][2*y+1]*data[0][2*y+1]));
-                int b= (nb_display_channels == 2 ) ? sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0]
-                       + data[1][2*y+1]*data[1][2*y+1])) : a;
-                a= FFMIN(a,255);
-                b= FFMIN(b,255);
-                fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2);
-
-                fill_rectangle(screen,
-                            s->xpos, s->height-y, 1, 1,
-                            fgcolor);
-            }
-        }
-        SDL_UpdateRect(screen, s->xpos, s->ytop, 1, s->height);
-        s->xpos++;
-        if(s->xpos >= s->width)
-            s->xpos= s->xleft;
-    }
-}
-
-static int video_open(VideoState *is){
-    int flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL;
-    int w,h;
-
-    if(is_full_screen) flags |= SDL_FULLSCREEN;
-    else               flags |= SDL_RESIZABLE;
-
-    if (is_full_screen && fs_screen_width) {
-        w = fs_screen_width;
-        h = fs_screen_height;
-    } else if(!is_full_screen && screen_width){
-        w = screen_width;
-        h = screen_height;
-#if CONFIG_AVFILTER
-    }else if (is->out_video_filter && is->out_video_filter->inputs[0]){
-        w = is->out_video_filter->inputs[0]->w;
-        h = is->out_video_filter->inputs[0]->h;
-#else
-    }else if (is->video_st && is->video_st->codec->width){
-        w = is->video_st->codec->width;
-        h = is->video_st->codec->height;
-#endif
-    } else {
-        w = 640;
-        h = 480;
-    }
-    if(screen && is->width == screen->w && screen->w == w
-       && is->height== screen->h && screen->h == h)
-        return 0;
-
-#ifndef __APPLE__
-    screen = SDL_SetVideoMode(w, h, 0, flags);
-#else
-    /* setting bits_per_pixel = 0 or 32 causes blank video on OS X */
-    screen = SDL_SetVideoMode(w, h, 24, flags);
-#endif
-    if (!screen) {
-        fprintf(stderr, "SDL: could not set video mode - exiting\n");
-        return -1;
-    }
-    if (!window_title)
-        window_title = input_filename;
-    SDL_WM_SetCaption(window_title, window_title);
-
-    is->width = screen->w;
-    is->height = screen->h;
-
-    return 0;
-}
-
-/* display the current picture, if any */
-static void video_display(VideoState *is)
-{
-    if(!screen)
-        video_open(cur_stream);
-    if (is->audio_st && is->show_audio)
-        video_audio_display(is);
-    else if (is->video_st)
-        video_image_display(is);
-}
-
-static int refresh_thread(void *opaque)
-{
-    VideoState *is= opaque;
-    while(!is->abort_request){
-        SDL_Event event;
-        event.type = FF_REFRESH_EVENT;
-        event.user.data1 = opaque;
-        if(!is->refresh){
-            is->refresh=1;
-            SDL_PushEvent(&event);
-        }
-        usleep(is->audio_st && is->show_audio ? rdftspeed*1000 : 5000); //FIXME ideally we should wait the correct time but SDLs event passing is so slow it would be silly
-    }
-    return 0;
-}
-
-/* get the current audio clock value */
-static double get_audio_clock(VideoState *is)
-{
-    double pts;
-    int hw_buf_size, bytes_per_sec;
-    pts = is->audio_clock;
-    hw_buf_size = audio_write_get_buf_size(is);
-    bytes_per_sec = 0;
-    if (is->audio_st) {
-        bytes_per_sec = is->audio_st->codec->sample_rate *
-            2 * is->audio_st->codec->channels;
-    }
-    if (bytes_per_sec)
-        pts -= (double)hw_buf_size / bytes_per_sec;
-    return pts;
-}
-
-/* get the current video clock value */
-static double get_video_clock(VideoState *is)
-{
-    if (is->paused) {
-        return is->video_current_pts;
-    } else {
-        return is->video_current_pts_drift + av_gettime() / 1000000.0;
-    }
-}
-
-/* get the current external clock value */
-static double get_external_clock(VideoState *is)
-{
-    int64_t ti;
-    ti = av_gettime();
-    return is->external_clock + ((ti - is->external_clock_time) * 1e-6);
-}
-
-/* get the current master clock value */
-static double get_master_clock(VideoState *is)
-{
-    double val;
-
-    if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) {
-        if (is->video_st)
-            val = get_video_clock(is);
-        else
-            val = get_audio_clock(is);
-    } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) {
-        if (is->audio_st)
-            val = get_audio_clock(is);
-        else
-            val = get_video_clock(is);
-    } else {
-        val = get_external_clock(is);
-    }
-    return val;
-}
-
-/* seek in the stream */
-static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes)
-{
-    if (!is->seek_req) {
-        is->seek_pos = pos;
-        is->seek_rel = rel;
-        is->seek_flags &= ~AVSEEK_FLAG_BYTE;
-        if (seek_by_bytes)
-            is->seek_flags |= AVSEEK_FLAG_BYTE;
-        is->seek_req = 1;
-    }
-}
-
-/* pause or resume the video */
-static void stream_pause(VideoState *is)
-{
-    if (is->paused) {
-        is->frame_timer += av_gettime() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts;
-        if(is->read_pause_return != AVERROR(ENOSYS)){
-            is->video_current_pts = is->video_current_pts_drift + av_gettime() / 1000000.0;
-        }
-        is->video_current_pts_drift = is->video_current_pts - av_gettime() / 1000000.0;
-    }
-    is->paused = !is->paused;
-}
-
-static double compute_target_time(double frame_current_pts, VideoState *is)
-{
-    double delay, sync_threshold, diff;
-
-    /* compute nominal delay */
-    delay = frame_current_pts - is->frame_last_pts;
-    if (delay <= 0 || delay >= 10.0) {
-        /* if incorrect delay, use previous one */
-        delay = is->frame_last_delay;
-    } else {
-        is->frame_last_delay = delay;
-    }
-    is->frame_last_pts = frame_current_pts;
-
-    /* update delay to follow master synchronisation source */
-    if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) ||
-         is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
-        /* if video is slave, we try to correct big delays by
-           duplicating or deleting a frame */
-        diff = get_video_clock(is) - get_master_clock(is);
-
-        /* skip or repeat frame. We take into account the
-           delay to compute the threshold. I still don't know
-           if it is the best guess */
-        sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay);
-        if (fabs(diff) < AV_NOSYNC_THRESHOLD) {
-            if (diff <= -sync_threshold)
-                delay = 0;
-            else if (diff >= sync_threshold)
-                delay = 2 * delay;
-        }
-    }
-    is->frame_timer += delay;
-
-    av_dlog(NULL, "video: delay=%0.3f pts=%0.3f A-V=%f\n",
-            delay, frame_current_pts, -diff);
-
-    return is->frame_timer;
-}
-
-/* called to display each frame */
-static void video_refresh_timer(void *opaque)
-{
-    VideoState *is = opaque;
-    VideoPicture *vp;
-
-    SubPicture *sp, *sp2;
-
-    if (is->video_st) {
-retry:
-        if (is->pictq_size == 0) {
-            //nothing to do, no picture to display in the que
-        } else {
-            double time= av_gettime()/1000000.0;
-            double next_target;
-            /* dequeue the picture */
-            vp = &is->pictq[is->pictq_rindex];
-
-            if(time < vp->target_clock)
-                return;
-            /* update current video pts */
-            is->video_current_pts = vp->pts;
-            is->video_current_pts_drift = is->video_current_pts - time;
-            is->video_current_pos = vp->pos;
-            if(is->pictq_size > 1){
-                VideoPicture *nextvp= &is->pictq[(is->pictq_rindex+1)%VIDEO_PICTURE_QUEUE_SIZE];
-                assert(nextvp->target_clock >= vp->target_clock);
-                next_target= nextvp->target_clock;
-            }else{
-                next_target= vp->target_clock + is->video_clock - vp->pts; //FIXME pass durations cleanly
-            }
-            if(framedrop && time > next_target){
-                is->skip_frames *= 1.0 + FRAME_SKIP_FACTOR;
-                if(is->pictq_size > 1 || time > next_target + 0.5){
-                    /* update queue size and signal for next picture */
-                    if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
-                        is->pictq_rindex = 0;
-
-                    SDL_LockMutex(is->pictq_mutex);
-                    is->pictq_size--;
-                    SDL_CondSignal(is->pictq_cond);
-                    SDL_UnlockMutex(is->pictq_mutex);
-                    goto retry;
-                }
-            }
-
-            if(is->subtitle_st) {
-                if (is->subtitle_stream_changed) {
-                    SDL_LockMutex(is->subpq_mutex);
-
-                    while (is->subpq_size) {
-                        free_subpicture(&is->subpq[is->subpq_rindex]);
-
-                        /* update queue size and signal for next picture */
-                        if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
-                            is->subpq_rindex = 0;
-
-                        is->subpq_size--;
-                    }
-                    is->subtitle_stream_changed = 0;
-
-                    SDL_CondSignal(is->subpq_cond);
-                    SDL_UnlockMutex(is->subpq_mutex);
-                } else {
-                    if (is->subpq_size > 0) {
-                        sp = &is->subpq[is->subpq_rindex];
-
-                        if (is->subpq_size > 1)
-                            sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE];
-                        else
-                            sp2 = NULL;
-
-                        if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000)))
-                                || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000))))
-                        {
-                            free_subpicture(sp);
-
-                            /* update queue size and signal for next picture */
-                            if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
-                                is->subpq_rindex = 0;
-
-                            SDL_LockMutex(is->subpq_mutex);
-                            is->subpq_size--;
-                            SDL_CondSignal(is->subpq_cond);
-                            SDL_UnlockMutex(is->subpq_mutex);
-                        }
-                    }
-                }
-            }
-
-            /* display picture */
-            if (!display_disable)
-                video_display(is);
-
-            /* update queue size and signal for next picture */
-            if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
-                is->pictq_rindex = 0;
-
-            SDL_LockMutex(is->pictq_mutex);
-            is->pictq_size--;
-            SDL_CondSignal(is->pictq_cond);
-            SDL_UnlockMutex(is->pictq_mutex);
-        }
-    } else if (is->audio_st) {
-        /* draw the next audio frame */
-
-        /* if only audio stream, then display the audio bars (better
-           than nothing, just to test the implementation */
-
-        /* display picture */
-        if (!display_disable)
-            video_display(is);
-    }
-    if (show_status) {
-        static int64_t last_time;
-        int64_t cur_time;
-        int aqsize, vqsize, sqsize;
-        double av_diff;
-
-        cur_time = av_gettime();
-        if (!last_time || (cur_time - last_time) >= 30000) {
-            aqsize = 0;
-            vqsize = 0;
-            sqsize = 0;
-            if (is->audio_st)
-                aqsize = is->audioq.size;
-            if (is->video_st)
-                vqsize = is->videoq.size;
-            if (is->subtitle_st)
-                sqsize = is->subtitleq.size;
-            av_diff = 0;
-            if (is->audio_st && is->video_st)
-                av_diff = get_audio_clock(is) - get_video_clock(is);
-            printf("%7.2f A-V:%7.3f s:%3.1f aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64"   \r",
-                   get_master_clock(is), av_diff, FFMAX(is->skip_frames-1, 0), aqsize / 1024, vqsize / 1024, sqsize, is->pts_ctx.num_faulty_dts, is->pts_ctx.num_faulty_pts);
-            fflush(stdout);
-            last_time = cur_time;
-        }
-    }
-}
-
-static void stream_close(VideoState *is)
-{
-    VideoPicture *vp;
-    int i;
-    /* XXX: use a special url_shutdown call to abort parse cleanly */
-    is->abort_request = 1;
-    SDL_WaitThread(is->parse_tid, NULL);
-    SDL_WaitThread(is->refresh_tid, NULL);
-
-    /* free all pictures */
-    for(i=0;i<VIDEO_PICTURE_QUEUE_SIZE; i++) {
-        vp = &is->pictq[i];
-#if CONFIG_AVFILTER
-        if (vp->picref) {
-            avfilter_unref_buffer(vp->picref);
-            vp->picref = NULL;
-        }
-#endif
-        if (vp->bmp) {
-            SDL_FreeYUVOverlay(vp->bmp);
-            vp->bmp = NULL;
-        }
-    }
-    SDL_DestroyMutex(is->pictq_mutex);
-    SDL_DestroyCond(is->pictq_cond);
-    SDL_DestroyMutex(is->subpq_mutex);
-    SDL_DestroyCond(is->subpq_cond);
-#if !CONFIG_AVFILTER
-    if (is->img_convert_ctx)
-        sws_freeContext(is->img_convert_ctx);
-#endif
-    av_free(is);
-}
-
-static void do_exit(void)
-{
-    if (cur_stream) {
-        stream_close(cur_stream);
-        cur_stream = NULL;
-    }
-    uninit_opts();
-#if CONFIG_AVFILTER
-    avfilter_uninit();
-#endif
-    if (show_status)
-        printf("\n");
-    SDL_Quit();
-    av_log(NULL, AV_LOG_QUIET, "");
-    exit(0);
-}
-
-/* allocate a picture (needs to do that in main thread to avoid
-   potential locking problems */
-static void alloc_picture(void *opaque)
-{
-    VideoState *is = opaque;
-    VideoPicture *vp;
-
-    vp = &is->pictq[is->pictq_windex];
-
-    if (vp->bmp)
-        SDL_FreeYUVOverlay(vp->bmp);
-
-#if CONFIG_AVFILTER
-    if (vp->picref)
-        avfilter_unref_buffer(vp->picref);
-    vp->picref = NULL;
-
-    vp->width   = is->out_video_filter->inputs[0]->w;
-    vp->height  = is->out_video_filter->inputs[0]->h;
-    vp->pix_fmt = is->out_video_filter->inputs[0]->format;
-#else
-    vp->width   = is->video_st->codec->width;
-    vp->height  = is->video_st->codec->height;
-    vp->pix_fmt = is->video_st->codec->pix_fmt;
-#endif
-
-    vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height,
-                                   SDL_YV12_OVERLAY,
-                                   screen);
-    if (!vp->bmp || vp->bmp->pitches[0] < vp->width) {
-        /* SDL allocates a buffer smaller than requested if the video
-         * overlay hardware is unable to support the requested size. */
-        fprintf(stderr, "Error: the video system does not support an image\n"
-                        "size of %dx%d pixels. Try using -lowres or -vf \"scale=w:h\"\n"
-                        "to reduce the image size.\n", vp->width, vp->height );
-        do_exit();
-    }
-
-    SDL_LockMutex(is->pictq_mutex);
-    vp->allocated = 1;
-    SDL_CondSignal(is->pictq_cond);
-    SDL_UnlockMutex(is->pictq_mutex);
-}
-
-/**
- *
- * @param pts the dts of the pkt / pts of the frame and guessed if not known
- */
-static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t pos)
-{
-    VideoPicture *vp;
-#if CONFIG_AVFILTER
-    AVPicture pict_src;
-#else
-    int dst_pix_fmt = PIX_FMT_YUV420P;
-#endif
-    /* wait until we have space to put a new picture */
-    SDL_LockMutex(is->pictq_mutex);
-
-    if(is->pictq_size>=VIDEO_PICTURE_QUEUE_SIZE && !is->refresh)
-        is->skip_frames= FFMAX(1.0 - FRAME_SKIP_FACTOR, is->skip_frames * (1.0-FRAME_SKIP_FACTOR));
-
-    while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE &&
-           !is->videoq.abort_request) {
-        SDL_CondWait(is->pictq_cond, is->pictq_mutex);
-    }
-    SDL_UnlockMutex(is->pictq_mutex);
-
-    if (is->videoq.abort_request)
-        return -1;
-
-    vp = &is->pictq[is->pictq_windex];
-
-    /* alloc or resize hardware picture buffer */
-    if (!vp->bmp ||
-#if CONFIG_AVFILTER
-        vp->width  != is->out_video_filter->inputs[0]->w ||
-        vp->height != is->out_video_filter->inputs[0]->h) {
-#else
-        vp->width != is->video_st->codec->width ||
-        vp->height != is->video_st->codec->height) {
-#endif
-        SDL_Event event;
-
-        vp->allocated = 0;
-
-        /* the allocation must be done in the main thread to avoid
-           locking problems */
-        event.type = FF_ALLOC_EVENT;
-        event.user.data1 = is;
-        SDL_PushEvent(&event);
-
-        /* wait until the picture is allocated */
-        SDL_LockMutex(is->pictq_mutex);
-        while (!vp->allocated && !is->videoq.abort_request) {
-            SDL_CondWait(is->pictq_cond, is->pictq_mutex);
-        }
-        SDL_UnlockMutex(is->pictq_mutex);
-
-        if (is->videoq.abort_request)
-            return -1;
-    }
-
-    /* if the frame is not skipped, then display it */
-    if (vp->bmp) {
-        AVPicture pict;
-#if CONFIG_AVFILTER
-        if(vp->picref)
-            avfilter_unref_buffer(vp->picref);
-        vp->picref = src_frame->opaque;
-#endif
-
-        /* get a pointer on the bitmap */
-        SDL_LockYUVOverlay (vp->bmp);
-
-        memset(&pict,0,sizeof(AVPicture));
-        pict.data[0] = vp->bmp->pixels[0];
-        pict.data[1] = vp->bmp->pixels[2];
-        pict.data[2] = vp->bmp->pixels[1];
-
-        pict.linesize[0] = vp->bmp->pitches[0];
-        pict.linesize[1] = vp->bmp->pitches[2];
-        pict.linesize[2] = vp->bmp->pitches[1];
-
-#if CONFIG_AVFILTER
-        pict_src.data[0] = src_frame->data[0];
-        pict_src.data[1] = src_frame->data[1];
-        pict_src.data[2] = src_frame->data[2];
-
-        pict_src.linesize[0] = src_frame->linesize[0];
-        pict_src.linesize[1] = src_frame->linesize[1];
-        pict_src.linesize[2] = src_frame->linesize[2];
-
-        //FIXME use direct rendering
-        av_picture_copy(&pict, &pict_src,
-                        vp->pix_fmt, vp->width, vp->height);
-#else
-        sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
-        is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx,
-            vp->width, vp->height, vp->pix_fmt, vp->width, vp->height,
-            dst_pix_fmt, sws_flags, NULL, NULL, NULL);
-        if (is->img_convert_ctx == NULL) {
-            fprintf(stderr, "Cannot initialize the conversion context\n");
-            exit(1);
-        }
-        sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize,
-                  0, vp->height, pict.data, pict.linesize);
-#endif
-        /* update the bitmap content */
-        SDL_UnlockYUVOverlay(vp->bmp);
-
-        vp->pts = pts;
-        vp->pos = pos;
-
-        /* now we can update the picture count */
-        if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE)
-            is->pictq_windex = 0;
-        SDL_LockMutex(is->pictq_mutex);
-        vp->target_clock= compute_target_time(vp->pts, is);
-
-        is->pictq_size++;
-        SDL_UnlockMutex(is->pictq_mutex);
-    }
-    return 0;
-}
-
-/**
- * compute the exact PTS for the picture if it is omitted in the stream
- * @param pts1 the dts of the pkt / pts of the frame
- */
-static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos)
-{
-    double frame_delay, pts;
-
-    pts = pts1;
-
-    if (pts != 0) {
-        /* update video clock with pts, if present */
-        is->video_clock = pts;
-    } else {
-        pts = is->video_clock;
-    }
-    /* update video clock for next frame */
-    frame_delay = av_q2d(is->video_st->codec->time_base);
-    /* for MPEG2, the frame can be repeated, so we update the
-       clock accordingly */
-    frame_delay += src_frame->repeat_pict * (frame_delay * 0.5);
-    is->video_clock += frame_delay;
-
-    return queue_picture(is, src_frame, pts, pos);
-}
-
-static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt)
-{
-    int got_picture, i;
-
-    if (packet_queue_get(&is->videoq, pkt, 1) < 0)
-        return -1;
-
-    if (pkt->data == flush_pkt.data) {
-        avcodec_flush_buffers(is->video_st->codec);
-
-        SDL_LockMutex(is->pictq_mutex);
-        //Make sure there are no long delay timers (ideally we should just flush the que but thats harder)
-        for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
-            is->pictq[i].target_clock= 0;
-        }
-        while (is->pictq_size && !is->videoq.abort_request) {
-            SDL_CondWait(is->pictq_cond, is->pictq_mutex);
-        }
-        is->video_current_pos = -1;
-        SDL_UnlockMutex(is->pictq_mutex);
-
-        init_pts_correction(&is->pts_ctx);
-        is->frame_last_pts = AV_NOPTS_VALUE;
-        is->frame_last_delay = 0;
-        is->frame_timer = (double)av_gettime() / 1000000.0;
-        is->skip_frames = 1;
-        is->skip_frames_index = 0;
-        return 0;
-    }
-
-    avcodec_decode_video2(is->video_st->codec, frame, &got_picture, pkt);
-
-    if (got_picture) {
-        if (decoder_reorder_pts == -1) {
-            *pts = guess_correct_pts(&is->pts_ctx, frame->pkt_pts, frame->pkt_dts);
-        } else if (decoder_reorder_pts) {
-            *pts = frame->pkt_pts;
-        } else {
-            *pts = frame->pkt_dts;
-        }
-
-        if (*pts == AV_NOPTS_VALUE) {
-            *pts = 0;
-        }
-
-        is->skip_frames_index += 1;
-        if(is->skip_frames_index >= is->skip_frames){
-            is->skip_frames_index -= FFMAX(is->skip_frames, 1.0);
-            return 1;
-        }
-
-    }
-    return 0;
-}
-
-#if CONFIG_AVFILTER
-typedef struct {
-    VideoState *is;
-    AVFrame *frame;
-    int use_dr1;
-} FilterPriv;
-
-static int input_get_buffer(AVCodecContext *codec, AVFrame *pic)
-{
-    AVFilterContext *ctx = codec->opaque;
-    AVFilterBufferRef  *ref;
-    int perms = AV_PERM_WRITE;
-    int i, w, h, stride[4];
-    unsigned edge;
-    int pixel_size;
-
-    if (codec->codec->capabilities & CODEC_CAP_NEG_LINESIZES)
-        perms |= AV_PERM_NEG_LINESIZES;
-
-    if(pic->buffer_hints & FF_BUFFER_HINTS_VALID) {
-        if(pic->buffer_hints & FF_BUFFER_HINTS_READABLE) perms |= AV_PERM_READ;
-        if(pic->buffer_hints & FF_BUFFER_HINTS_PRESERVE) perms |= AV_PERM_PRESERVE;
-        if(pic->buffer_hints & FF_BUFFER_HINTS_REUSABLE) perms |= AV_PERM_REUSE2;
-    }
-    if(pic->reference) perms |= AV_PERM_READ | AV_PERM_PRESERVE;
-
-    w = codec->width;
-    h = codec->height;
-    avcodec_align_dimensions2(codec, &w, &h, stride);
-    edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width();
-    w += edge << 1;
-    h += edge << 1;
-
-    if(!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h)))
-        return -1;
-
-    pixel_size = av_pix_fmt_descriptors[ref->format].comp[0].step_minus1+1;
-    ref->video->w = codec->width;
-    ref->video->h = codec->height;
-    for(i = 0; i < 4; i ++) {
-        unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_w : 0;
-        unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_h : 0;
-
-        if (ref->data[i]) {
-            ref->data[i]    += ((edge * pixel_size) >> hshift) + ((edge * ref->linesize[i]) >> vshift);
-        }
-        pic->data[i]     = ref->data[i];
-        pic->linesize[i] = ref->linesize[i];
-    }
-    pic->opaque = ref;
-    pic->age    = INT_MAX;
-    pic->type   = FF_BUFFER_TYPE_USER;
-    pic->reordered_opaque = codec->reordered_opaque;
-    if(codec->pkt) pic->pkt_pts = codec->pkt->pts;
-    else           pic->pkt_pts = AV_NOPTS_VALUE;
-    return 0;
-}
-
-static void input_release_buffer(AVCodecContext *codec, AVFrame *pic)
-{
-    memset(pic->data, 0, sizeof(pic->data));
-    avfilter_unref_buffer(pic->opaque);
-}
-
-static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic)
-{
-    AVFilterBufferRef *ref = pic->opaque;
-
-    if (pic->data[0] == NULL) {
-        pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
-        return codec->get_buffer(codec, pic);
-    }
-
-    if ((codec->width != ref->video->w) || (codec->height != ref->video->h) ||
-        (codec->pix_fmt != ref->format)) {
-        av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n");
-        return -1;
-    }
-
-    pic->reordered_opaque = codec->reordered_opaque;
-    if(codec->pkt) pic->pkt_pts = codec->pkt->pts;
-    else           pic->pkt_pts = AV_NOPTS_VALUE;
-    return 0;
-}
-
-static int input_init(AVFilterContext *ctx, const char *args, void *opaque)
-{
-    FilterPriv *priv = ctx->priv;
-    AVCodecContext *codec;
-    if(!opaque) return -1;
-
-    priv->is = opaque;
-    codec    = priv->is->video_st->codec;
-    codec->opaque = ctx;
-    if(codec->codec->capabilities & CODEC_CAP_DR1) {
-        priv->use_dr1 = 1;
-        codec->get_buffer     = input_get_buffer;
-        codec->release_buffer = input_release_buffer;
-        codec->reget_buffer   = input_reget_buffer;
-        codec->thread_safe_callbacks = 1;
-    }
-
-    priv->frame = avcodec_alloc_frame();
-
-    return 0;
-}
-
-static void input_uninit(AVFilterContext *ctx)
-{
-    FilterPriv *priv = ctx->priv;
-    av_free(priv->frame);
-}
-
-static int input_request_frame(AVFilterLink *link)
-{
-    FilterPriv *priv = link->src->priv;
-    AVFilterBufferRef *picref;
-    int64_t pts = 0;
-    AVPacket pkt;
-    int ret;
-
-    while (!(ret = get_video_frame(priv->is, priv->frame, &pts, &pkt)))
-        av_free_packet(&pkt);
-    if (ret < 0)
-        return -1;
-
-    if(priv->use_dr1) {
-        picref = avfilter_ref_buffer(priv->frame->opaque, ~0);
-    } else {
-        picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h);
-        av_image_copy(picref->data, picref->linesize,
-                      priv->frame->data, priv->frame->linesize,
-                      picref->format, link->w, link->h);
-    }
-    av_free_packet(&pkt);
-
-    picref->pts = pts;
-    picref->pos = pkt.pos;
-    picref->video->pixel_aspect = priv->is->video_st->codec->sample_aspect_ratio;
-    avfilter_start_frame(link, picref);
-    avfilter_draw_slice(link, 0, link->h, 1);
-    avfilter_end_frame(link);
-
-    return 0;
-}
-
-static int input_query_formats(AVFilterContext *ctx)
-{
-    FilterPriv *priv = ctx->priv;
-    enum PixelFormat pix_fmts[] = {
-        priv->is->video_st->codec->pix_fmt, PIX_FMT_NONE
-    };
-
-    avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
-    return 0;
-}
-
-static int input_config_props(AVFilterLink *link)
-{
-    FilterPriv *priv  = link->src->priv;
-    AVCodecContext *c = priv->is->video_st->codec;
-
-    link->w = c->width;
-    link->h = c->height;
-    link->time_base = priv->is->video_st->time_base;
-
-    return 0;
-}
-
-static AVFilter input_filter =
-{
-    .name      = "ffplay_input",
-
-    .priv_size = sizeof(FilterPriv),
-
-    .init      = input_init,
-    .uninit    = input_uninit,
-
-    .query_formats = input_query_formats,
-
-    .inputs    = (AVFilterPad[]) {{ .name = NULL }},
-    .outputs   = (AVFilterPad[]) {{ .name = "default",
-                                    .type = AVMEDIA_TYPE_VIDEO,
-                                    .request_frame = input_request_frame,
-                                    .config_props  = input_config_props, },
-                                  { .name = NULL }},
-};
-
-static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const char *vfilters)
-{
-    char sws_flags_str[128];
-    int ret;
-    FFSinkContext ffsink_ctx = { .pix_fmt = PIX_FMT_YUV420P };
-    AVFilterContext *filt_src = NULL, *filt_out = NULL;
-    snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
-    graph->scale_sws_opts = av_strdup(sws_flags_str);
-
-    if ((ret = avfilter_graph_create_filter(&filt_src, &input_filter, "src",
-                                            NULL, is, graph)) < 0)
-        return ret;
-    if ((ret = avfilter_graph_create_filter(&filt_out, &ffsink, "out",
-                                            NULL, &ffsink_ctx, graph)) < 0)
-        return ret;
-
-    if(vfilters) {
-        AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
-        AVFilterInOut *inputs  = av_malloc(sizeof(AVFilterInOut));
-
-        outputs->name    = av_strdup("in");
-        outputs->filter_ctx = filt_src;
-        outputs->pad_idx = 0;
-        outputs->next    = NULL;
-
-        inputs->name    = av_strdup("out");
-        inputs->filter_ctx = filt_out;
-        inputs->pad_idx = 0;
-        inputs->next    = NULL;
-
-        if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
-            return ret;
-        av_freep(&vfilters);
-    } else {
-        if ((ret = avfilter_link(filt_src, 0, filt_out, 0)) < 0)
-            return ret;
-    }
-
-    if ((ret = avfilter_graph_config(graph, NULL)) < 0)
-        return ret;
-
-    is->out_video_filter = filt_out;
-
-    return ret;
-}
-
-#endif  /* CONFIG_AVFILTER */
-
-static int video_thread(void *arg)
-{
-    VideoState *is = arg;
-    AVFrame *frame= avcodec_alloc_frame();
-    int64_t pts_int;
-    double pts;
-    int ret;
-
-#if CONFIG_AVFILTER
-    AVFilterGraph *graph = avfilter_graph_alloc();
-    AVFilterContext *filt_out = NULL;
-    int64_t pos;
-
-    if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
-        goto the_end;
-    filt_out = is->out_video_filter;
-#endif
-
-    for(;;) {
-#if !CONFIG_AVFILTER
-        AVPacket pkt;
-#else
-        AVFilterBufferRef *picref;
-        AVRational tb;
-#endif
-        while (is->paused && !is->videoq.abort_request)
-            SDL_Delay(10);
-#if CONFIG_AVFILTER
-        ret = get_filtered_video_frame(filt_out, frame, &picref, &tb);
-        if (picref) {
-            pts_int = picref->pts;
-            pos     = picref->pos;
-            frame->opaque = picref;
-        }
-
-        if (av_cmp_q(tb, is->video_st->time_base)) {
-            av_unused int64_t pts1 = pts_int;
-            pts_int = av_rescale_q(pts_int, tb, is->video_st->time_base);
-            av_dlog(NULL, "video_thread(): "
-                    "tb:%d/%d pts:%"PRId64" -> tb:%d/%d pts:%"PRId64"\n",
-                    tb.num, tb.den, pts1,
-                    is->video_st->time_base.num, is->video_st->time_base.den, pts_int);
-        }
-#else
-        ret = get_video_frame(is, frame, &pts_int, &pkt);
-#endif
-
-        if (ret < 0) goto the_end;
-
-        if (!ret)
-            continue;
-
-        pts = pts_int*av_q2d(is->video_st->time_base);
-
-#if CONFIG_AVFILTER
-        ret = output_picture2(is, frame, pts, pos);
-#else
-        ret = output_picture2(is, frame, pts,  pkt.pos);
-        av_free_packet(&pkt);
-#endif
-        if (ret < 0)
-            goto the_end;
-
-        if (step)
-            if (cur_stream)
-                stream_pause(cur_stream);
-    }
- the_end:
-#if CONFIG_AVFILTER
-    avfilter_graph_free(&graph);
-#endif
-    av_free(frame);
-    return 0;
-}
-
-static int subtitle_thread(void *arg)
-{
-    VideoState *is = arg;
-    SubPicture *sp;
-    AVPacket pkt1, *pkt = &pkt1;
-    int got_subtitle;
-    double pts;
-    int i, j;
-    int r, g, b, y, u, v, a;
-
-    for(;;) {
-        while (is->paused && !is->subtitleq.abort_request) {
-            SDL_Delay(10);
-        }
-        if (packet_queue_get(&is->subtitleq, pkt, 1) < 0)
-            break;
-
-        if(pkt->data == flush_pkt.data){
-            avcodec_flush_buffers(is->subtitle_st->codec);
-            continue;
-        }
-        SDL_LockMutex(is->subpq_mutex);
-        while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE &&
-               !is->subtitleq.abort_request) {
-            SDL_CondWait(is->subpq_cond, is->subpq_mutex);
-        }
-        SDL_UnlockMutex(is->subpq_mutex);
-
-        if (is->subtitleq.abort_request)
-            return 0;
-
-        sp = &is->subpq[is->subpq_windex];
-
-       /* NOTE: ipts is the PTS of the _first_ picture beginning in
-           this packet, if any */
-        pts = 0;
-        if (pkt->pts != AV_NOPTS_VALUE)
-            pts = av_q2d(is->subtitle_st->time_base)*pkt->pts;
-
-        avcodec_decode_subtitle2(is->subtitle_st->codec, &sp->sub,
-                                 &got_subtitle, pkt);
-
-        if (got_subtitle && sp->sub.format == 0) {
-            sp->pts = pts;
-
-            for (i = 0; i < sp->sub.num_rects; i++)
-            {
-                for (j = 0; j < sp->sub.rects[i]->nb_colors; j++)
-                {
-                    RGBA_IN(r, g, b, a, (uint32_t*)sp->sub.rects[i]->pict.data[1] + j);
-                    y = RGB_TO_Y_CCIR(r, g, b);
-                    u = RGB_TO_U_CCIR(r, g, b, 0);
-                    v = RGB_TO_V_CCIR(r, g, b, 0);
-                    YUVA_OUT((uint32_t*)sp->sub.rects[i]->pict.data[1] + j, y, u, v, a);
-                }
-            }
-
-            /* now we can update the picture count */
-            if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE)
-                is->subpq_windex = 0;
-            SDL_LockMutex(is->subpq_mutex);
-            is->subpq_size++;
-            SDL_UnlockMutex(is->subpq_mutex);
-        }
-        av_free_packet(pkt);
-    }
-    return 0;
-}
-
-/* copy samples for viewing in editor window */
-static void update_sample_display(VideoState *is, short *samples, int samples_size)
-{
-    int size, len;
-
-    size = samples_size / sizeof(short);
-    while (size > 0) {
-        len = SAMPLE_ARRAY_SIZE - is->sample_array_index;
-        if (len > size)
-            len = size;
-        memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short));
-        samples += len;
-        is->sample_array_index += len;
-        if (is->sample_array_index >= SAMPLE_ARRAY_SIZE)
-            is->sample_array_index = 0;
-        size -= len;
-    }
-}
-
-/* return the new audio buffer size (samples can be added or deleted
-   to get better sync if video or external master clock) */
-static int synchronize_audio(VideoState *is, short *samples,
-                             int samples_size1, double pts)
-{
-    int n, samples_size;
-    double ref_clock;
-
-    n = 2 * is->audio_st->codec->channels;
-    samples_size = samples_size1;
-
-    /* if not master, then we try to remove or add samples to correct the clock */
-    if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) ||
-         is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
-        double diff, avg_diff;
-        int wanted_size, min_size, max_size, nb_samples;
-
-        ref_clock = get_master_clock(is);
-        diff = get_audio_clock(is) - ref_clock;
-
-        if (diff < AV_NOSYNC_THRESHOLD) {
-            is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum;
-            if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) {
-                /* not enough measures to have a correct estimate */
-                is->audio_diff_avg_count++;
-            } else {
-                /* estimate the A-V difference */
-                avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef);
-
-                if (fabs(avg_diff) >= is->audio_diff_threshold) {
-                    wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n);
-                    nb_samples = samples_size / n;
-
-                    min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
-                    max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
-                    if (wanted_size < min_size)
-                        wanted_size = min_size;
-                    else if (wanted_size > max_size)
-                        wanted_size = max_size;
-
-                    /* add or remove samples to correction the synchro */
-                    if (wanted_size < samples_size) {
-                        /* remove samples */
-                        samples_size = wanted_size;
-                    } else if (wanted_size > samples_size) {
-                        uint8_t *samples_end, *q;
-                        int nb;
-
-                        /* add samples */
-                        nb = (samples_size - wanted_size);
-                        samples_end = (uint8_t *)samples + samples_size - n;
-                        q = samples_end + n;
-                        while (nb > 0) {
-                            memcpy(q, samples_end, n);
-                            q += n;
-                            nb -= n;
-                        }
-                        samples_size = wanted_size;
-                    }
-                }
-                av_dlog(NULL, "diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n",
-                        diff, avg_diff, samples_size - samples_size1,
-                        is->audio_clock, is->video_clock, is->audio_diff_threshold);
-            }
-        } else {
-            /* too big difference : may be initial PTS errors, so
-               reset A-V filter */
-            is->audio_diff_avg_count = 0;
-            is->audio_diff_cum = 0;
-        }
-    }
-
-    return samples_size;
-}
-
-/* decode one audio frame and returns its uncompressed size */
-static int audio_decode_frame(VideoState *is, double *pts_ptr)
-{
-    AVPacket *pkt_temp = &is->audio_pkt_temp;
-    AVPacket *pkt = &is->audio_pkt;
-    AVCodecContext *dec= is->audio_st->codec;
-    int n, len1, data_size;
-    double pts;
-
-    for(;;) {
-        /* NOTE: the audio packet can contain several frames */
-        while (pkt_temp->size > 0) {
-            data_size = sizeof(is->audio_buf1);
-            len1 = avcodec_decode_audio3(dec,
-                                        (int16_t *)is->audio_buf1, &data_size,
-                                        pkt_temp);
-            if (len1 < 0) {
-                /* if error, we skip the frame */
-                pkt_temp->size = 0;
-                break;
-            }
-
-            pkt_temp->data += len1;
-            pkt_temp->size -= len1;
-            if (data_size <= 0)
-                continue;
-
-            if (dec->sample_fmt != is->audio_src_fmt) {
-                if (is->reformat_ctx)
-                    av_audio_convert_free(is->reformat_ctx);
-                is->reformat_ctx= av_audio_convert_alloc(AV_SAMPLE_FMT_S16, 1,
-                                                         dec->sample_fmt, 1, NULL, 0);
-                if (!is->reformat_ctx) {
-                    fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
-                        av_get_sample_fmt_name(dec->sample_fmt),
-                        av_get_sample_fmt_name(AV_SAMPLE_FMT_S16));
-                        break;
-                }
-                is->audio_src_fmt= dec->sample_fmt;
-            }
-
-            if (is->reformat_ctx) {
-                const void *ibuf[6]= {is->audio_buf1};
-                void *obuf[6]= {is->audio_buf2};
-                int istride[6]= {av_get_bytes_per_sample(dec->sample_fmt)};
-                int ostride[6]= {2};
-                int len= data_size/istride[0];
-                if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
-                    printf("av_audio_convert() failed\n");
-                    break;
-                }
-                is->audio_buf= is->audio_buf2;
-                /* FIXME: existing code assume that data_size equals framesize*channels*2
-                          remove this legacy cruft */
-                data_size= len*2;
-            }else{
-                is->audio_buf= is->audio_buf1;
-            }
-
-            /* if no pts, then compute it */
-            pts = is->audio_clock;
-            *pts_ptr = pts;
-            n = 2 * dec->channels;
-            is->audio_clock += (double)data_size /
-                (double)(n * dec->sample_rate);
-#ifdef DEBUG
-            {
-                static double last_clock;
-                printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n",
-                       is->audio_clock - last_clock,
-                       is->audio_clock, pts);
-                last_clock = is->audio_clock;
-            }
-#endif
-            return data_size;
-        }
-
-        /* free the current packet */
-        if (pkt->data)
-            av_free_packet(pkt);
-
-        if (is->paused || is->audioq.abort_request) {
-            return -1;
-        }
-
-        /* read next packet */
-        if (packet_queue_get(&is->audioq, pkt, 1) < 0)
-            return -1;
-        if(pkt->data == flush_pkt.data){
-            avcodec_flush_buffers(dec);
-            continue;
-        }
-
-        pkt_temp->data = pkt->data;
-        pkt_temp->size = pkt->size;
-
-        /* if update the audio clock with the pts */
-        if (pkt->pts != AV_NOPTS_VALUE) {
-            is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts;
-        }
-    }
-}
-
-/* prepare a new audio buffer */
-static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
-{
-    VideoState *is = opaque;
-    int audio_size, len1;
-    double pts;
-
-    audio_callback_time = av_gettime();
-
-    while (len > 0) {
-        if (is->audio_buf_index >= is->audio_buf_size) {
-           audio_size = audio_decode_frame(is, &pts);
-           if (audio_size < 0) {
-                /* if error, just output silence */
-               is->audio_buf = is->audio_buf1;
-               is->audio_buf_size = 1024;
-               memset(is->audio_buf, 0, is->audio_buf_size);
-           } else {
-               if (is->show_audio)
-                   update_sample_display(is, (int16_t *)is->audio_buf, audio_size);
-               audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size,
-                                              pts);
-               is->audio_buf_size = audio_size;
-           }
-           is->audio_buf_index = 0;
-        }
-        len1 = is->audio_buf_size - is->audio_buf_index;
-        if (len1 > len)
-            len1 = len;
-        memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1);
-        len -= len1;
-        stream += len1;
-        is->audio_buf_index += len1;
-    }
-}
-
-/* open a given stream. Return 0 if OK */
-static int stream_component_open(VideoState *is, int stream_index)
-{
-    AVFormatContext *ic = is->ic;
-    AVCodecContext *avctx;
-    AVCodec *codec;
-    SDL_AudioSpec wanted_spec, spec;
-    AVDictionary *opts;
-    AVDictionaryEntry *t = NULL;
-
-    if (stream_index < 0 || stream_index >= ic->nb_streams)
-        return -1;
-    avctx = ic->streams[stream_index]->codec;
-
-    opts = filter_codec_opts(codec_opts, avctx->codec_id, 0);
-
-    /* prepare audio output */
-    if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
-        if (avctx->channels > 0) {
-            avctx->request_channels = FFMIN(2, avctx->channels);
-        } else {
-            avctx->request_channels = 2;
-        }
-    }
-
-    codec = avcodec_find_decoder(avctx->codec_id);
-    avctx->debug_mv = debug_mv;
-    avctx->debug = debug;
-    avctx->workaround_bugs = workaround_bugs;
-    avctx->lowres = lowres;
-    if(lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
-    avctx->idct_algo= idct;
-    if(fast) avctx->flags2 |= CODEC_FLAG2_FAST;
-    avctx->skip_frame= skip_frame;
-    avctx->skip_idct= skip_idct;
-    avctx->skip_loop_filter= skip_loop_filter;
-    avctx->error_recognition= error_recognition;
-    avctx->error_concealment= error_concealment;
-    avctx->thread_count= thread_count;
-
-    if (!codec ||
-        avcodec_open2(avctx, codec, &opts) < 0)
-        return -1;
-    if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
-        av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
-        return AVERROR_OPTION_NOT_FOUND;
-    }
-
-    /* prepare audio output */
-    if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
-        wanted_spec.freq = avctx->sample_rate;
-        wanted_spec.format = AUDIO_S16SYS;
-        wanted_spec.channels = avctx->channels;
-        wanted_spec.silence = 0;
-        wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE;
-        wanted_spec.callback = sdl_audio_callback;
-        wanted_spec.userdata = is;
-        if (SDL_OpenAudio(&wanted_spec, &spec) < 0) {
-            fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError());
-            return -1;
-        }
-        is->audio_hw_buf_size = spec.size;
-        is->audio_src_fmt= AV_SAMPLE_FMT_S16;
-    }
-
-    ic->streams[stream_index]->discard = AVDISCARD_DEFAULT;
-    switch(avctx->codec_type) {
-    case AVMEDIA_TYPE_AUDIO:
-        is->audio_stream = stream_index;
-        is->audio_st = ic->streams[stream_index];
-        is->audio_buf_size = 0;
-        is->audio_buf_index = 0;
-
-        /* init averaging filter */
-        is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB);
-        is->audio_diff_avg_count = 0;
-        /* since we do not have a precise anough audio fifo fullness,
-           we correct audio sync only if larger than this threshold */
-        is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / avctx->sample_rate;
-
-        memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
-        packet_queue_init(&is->audioq);
-        SDL_PauseAudio(0);
-        break;
-    case AVMEDIA_TYPE_VIDEO:
-        is->video_stream = stream_index;
-        is->video_st = ic->streams[stream_index];
-
-        packet_queue_init(&is->videoq);
-        is->video_tid = SDL_CreateThread(video_thread, is);
-        break;
-    case AVMEDIA_TYPE_SUBTITLE:
-        is->subtitle_stream = stream_index;
-        is->subtitle_st = ic->streams[stream_index];
-        packet_queue_init(&is->subtitleq);
-
-        is->subtitle_tid = SDL_CreateThread(subtitle_thread, is);
-        break;
-    default:
-        break;
-    }
-    return 0;
-}
-
-static void stream_component_close(VideoState *is, int stream_index)
-{
-    AVFormatContext *ic = is->ic;
-    AVCodecContext *avctx;
-
-    if (stream_index < 0 || stream_index >= ic->nb_streams)
-        return;
-    avctx = ic->streams[stream_index]->codec;
-
-    switch(avctx->codec_type) {
-    case AVMEDIA_TYPE_AUDIO:
-        packet_queue_abort(&is->audioq);
-
-        SDL_CloseAudio();
-
-        packet_queue_end(&is->audioq);
-        if (is->reformat_ctx)
-            av_audio_convert_free(is->reformat_ctx);
-        is->reformat_ctx = NULL;
-        break;
-    case AVMEDIA_TYPE_VIDEO:
-        packet_queue_abort(&is->videoq);
-
-        /* note: we also signal this mutex to make sure we deblock the
-           video thread in all cases */
-        SDL_LockMutex(is->pictq_mutex);
-        SDL_CondSignal(is->pictq_cond);
-        SDL_UnlockMutex(is->pictq_mutex);
-
-        SDL_WaitThread(is->video_tid, NULL);
-
-        packet_queue_end(&is->videoq);
-        break;
-    case AVMEDIA_TYPE_SUBTITLE:
-        packet_queue_abort(&is->subtitleq);
-
-        /* note: we also signal this mutex to make sure we deblock the
-           video thread in all cases */
-        SDL_LockMutex(is->subpq_mutex);
-        is->subtitle_stream_changed = 1;
-
-        SDL_CondSignal(is->subpq_cond);
-        SDL_UnlockMutex(is->subpq_mutex);
-
-        SDL_WaitThread(is->subtitle_tid, NULL);
-
-        packet_queue_end(&is->subtitleq);
-        break;
-    default:
-        break;
-    }
-
-    ic->streams[stream_index]->discard = AVDISCARD_ALL;
-    avcodec_close(avctx);
-    switch(avctx->codec_type) {
-    case AVMEDIA_TYPE_AUDIO:
-        is->audio_st = NULL;
-        is->audio_stream = -1;
-        break;
-    case AVMEDIA_TYPE_VIDEO:
-        is->video_st = NULL;
-        is->video_stream = -1;
-        break;
-    case AVMEDIA_TYPE_SUBTITLE:
-        is->subtitle_st = NULL;
-        is->subtitle_stream = -1;
-        break;
-    default:
-        break;
-    }
-}
-
-/* since we have only one decoding thread, we can use a global
-   variable instead of a thread local variable */
-static VideoState *global_video_state;
-
-static int decode_interrupt_cb(void)
-{
-    return (global_video_state && global_video_state->abort_request);
-}
-
-/* this thread gets the stream from the disk or the network */
-static int decode_thread(void *arg)
-{
-    VideoState *is = arg;
-    AVFormatContext *ic = NULL;
-    int err, i, ret;
-    int st_index[AVMEDIA_TYPE_NB];
-    AVPacket pkt1, *pkt = &pkt1;
-    int eof=0;
-    int pkt_in_play_range = 0;
-    AVDictionaryEntry *t;
-    AVDictionary **opts;
-    int orig_nb_streams;
-
-    memset(st_index, -1, sizeof(st_index));
-    is->video_stream = -1;
-    is->audio_stream = -1;
-    is->subtitle_stream = -1;
-
-    global_video_state = is;
-    avio_set_interrupt_cb(decode_interrupt_cb);
-
-    err = avformat_open_input(&ic, is->filename, is->iformat, &format_opts);
-    if (err < 0) {
-        print_error(is->filename, err);
-        ret = -1;
-        goto fail;
-    }
-    if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
-        av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
-        ret = AVERROR_OPTION_NOT_FOUND;
-        goto fail;
-    }
-    is->ic = ic;
-
-    if(genpts)
-        ic->flags |= AVFMT_FLAG_GENPTS;
-
-    opts = setup_find_stream_info_opts(ic, codec_opts);
-    orig_nb_streams = ic->nb_streams;
-
-    err = avformat_find_stream_info(ic, opts);
-    if (err < 0) {
-        fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
-        ret = -1;
-        goto fail;
-    }
-    for (i = 0; i < orig_nb_streams; i++)
-        av_dict_free(&opts[i]);
-    av_freep(&opts);
-
-    if(ic->pb)
-        ic->pb->eof_reached= 0; //FIXME hack, ffplay maybe should not use url_feof() to test for the end
-
-    if(seek_by_bytes<0)
-        seek_by_bytes= !!(ic->iformat->flags & AVFMT_TS_DISCONT);
-
-    /* if seeking requested, we execute it */
-    if (start_time != AV_NOPTS_VALUE) {
-        int64_t timestamp;
-
-        timestamp = start_time;
-        /* add the stream start time */
-        if (ic->start_time != AV_NOPTS_VALUE)
-            timestamp += ic->start_time;
-        ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, INT64_MAX, 0);
-        if (ret < 0) {
-            fprintf(stderr, "%s: could not seek to position %0.3f\n",
-                    is->filename, (double)timestamp / AV_TIME_BASE);
-        }
-    }
-
-    for (i = 0; i < ic->nb_streams; i++)
-        ic->streams[i]->discard = AVDISCARD_ALL;
-    if (!video_disable)
-        st_index[AVMEDIA_TYPE_VIDEO] =
-            av_find_best_stream(ic, AVMEDIA_TYPE_VIDEO,
-                                wanted_stream[AVMEDIA_TYPE_VIDEO], -1, NULL, 0);
-    if (!audio_disable)
-        st_index[AVMEDIA_TYPE_AUDIO] =
-            av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO,
-                                wanted_stream[AVMEDIA_TYPE_AUDIO],
-                                st_index[AVMEDIA_TYPE_VIDEO],
-                                NULL, 0);
-    if (!video_disable)
-        st_index[AVMEDIA_TYPE_SUBTITLE] =
-            av_find_best_stream(ic, AVMEDIA_TYPE_SUBTITLE,
-                                wanted_stream[AVMEDIA_TYPE_SUBTITLE],
-                                (st_index[AVMEDIA_TYPE_AUDIO] >= 0 ?
-                                 st_index[AVMEDIA_TYPE_AUDIO] :
-                                 st_index[AVMEDIA_TYPE_VIDEO]),
-                                NULL, 0);
-    if (show_status) {
-        av_dump_format(ic, 0, is->filename, 0);
-    }
-
-    /* open the streams */
-    if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
-        stream_component_open(is, st_index[AVMEDIA_TYPE_AUDIO]);
-    }
-
-    ret=-1;
-    if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
-        ret= stream_component_open(is, st_index[AVMEDIA_TYPE_VIDEO]);
-    }
-    is->refresh_tid = SDL_CreateThread(refresh_thread, is);
-    if(ret<0) {
-        if (!display_disable)
-            is->show_audio = 2;
-    }
-
-    if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) {
-        stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]);
-    }
-
-    if (is->video_stream < 0 && is->audio_stream < 0) {
-        fprintf(stderr, "%s: could not open codecs\n", is->filename);
-        ret = -1;
-        goto fail;
-    }
-
-    for(;;) {
-        if (is->abort_request)
-            break;
-        if (is->paused != is->last_paused) {
-            is->last_paused = is->paused;
-            if (is->paused)
-                is->read_pause_return= av_read_pause(ic);
-            else
-                av_read_play(ic);
-        }
-#if CONFIG_RTSP_DEMUXER
-        if (is->paused && !strcmp(ic->iformat->name, "rtsp")) {
-            /* wait 10 ms to avoid trying to get another packet */
-            /* XXX: horrible */
-            SDL_Delay(10);
-            continue;
-        }
-#endif
-        if (is->seek_req) {
-            int64_t seek_target= is->seek_pos;
-            int64_t seek_min= is->seek_rel > 0 ? seek_target - is->seek_rel + 2: INT64_MIN;
-            int64_t seek_max= is->seek_rel < 0 ? seek_target - is->seek_rel - 2: INT64_MAX;
-//FIXME the +-2 is due to rounding being not done in the correct direction in generation
-//      of the seek_pos/seek_rel variables
-
-            ret = avformat_seek_file(is->ic, -1, seek_min, seek_target, seek_max, is->seek_flags);
-            if (ret < 0) {
-                fprintf(stderr, "%s: error while seeking\n", is->ic->filename);
-            }else{
-                if (is->audio_stream >= 0) {
-                    packet_queue_flush(&is->audioq);
-                    packet_queue_put(&is->audioq, &flush_pkt);
-                }
-                if (is->subtitle_stream >= 0) {
-                    packet_queue_flush(&is->subtitleq);
-                    packet_queue_put(&is->subtitleq, &flush_pkt);
-                }
-                if (is->video_stream >= 0) {
-                    packet_queue_flush(&is->videoq);
-                    packet_queue_put(&is->videoq, &flush_pkt);
-                }
-            }
-            is->seek_req = 0;
-            eof= 0;
-        }
-
-        /* if the queue are full, no need to read more */
-        if (   is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE
-            || (   (is->audioq   .size  > MIN_AUDIOQ_SIZE || is->audio_stream<0)
-                && (is->videoq   .nb_packets > MIN_FRAMES || is->video_stream<0)
-                && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream<0))) {
-            /* wait 10 ms */
-            SDL_Delay(10);
-            continue;
-        }
-        if(eof) {
-            if(is->video_stream >= 0){
-                av_init_packet(pkt);
-                pkt->data=NULL;
-                pkt->size=0;
-                pkt->stream_index= is->video_stream;
-                packet_queue_put(&is->videoq, pkt);
-            }
-            SDL_Delay(10);
-            if(is->audioq.size + is->videoq.size + is->subtitleq.size ==0){
-                if(loop!=1 && (!loop || --loop)){
-                    stream_seek(cur_stream, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
-                }else if(autoexit){
-                    ret=AVERROR_EOF;
-                    goto fail;
-                }
-            }
-            continue;
-        }
-        ret = av_read_frame(ic, pkt);
-        if (ret < 0) {
-            if (ret == AVERROR_EOF || (ic->pb && ic->pb->eof_reached))
-                eof=1;
-            if (ic->pb && ic->pb->error)
-                break;
-            SDL_Delay(100); /* wait for user event */
-            continue;
-        }
-        /* check if packet is in play range specified by user, then queue, otherwise discard */
-        pkt_in_play_range = duration == AV_NOPTS_VALUE ||
-                (pkt->pts - ic->streams[pkt->stream_index]->start_time) *
-                av_q2d(ic->streams[pkt->stream_index]->time_base) -
-                (double)(start_time != AV_NOPTS_VALUE ? start_time : 0)/1000000
-                <= ((double)duration/1000000);
-        if (pkt->stream_index == is->audio_stream && pkt_in_play_range) {
-            packet_queue_put(&is->audioq, pkt);
-        } else if (pkt->stream_index == is->video_stream && pkt_in_play_range) {
-            packet_queue_put(&is->videoq, pkt);
-        } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) {
-            packet_queue_put(&is->subtitleq, pkt);
-        } else {
-            av_free_packet(pkt);
-        }
-    }
-    /* wait until the end */
-    while (!is->abort_request) {
-        SDL_Delay(100);
-    }
-
-    ret = 0;
- fail:
-    /* disable interrupting */
-    global_video_state = NULL;
-
-    /* close each stream */
-    if (is->audio_stream >= 0)
-        stream_component_close(is, is->audio_stream);
-    if (is->video_stream >= 0)
-        stream_component_close(is, is->video_stream);
-    if (is->subtitle_stream >= 0)
-        stream_component_close(is, is->subtitle_stream);
-    if (is->ic) {
-        av_close_input_file(is->ic);
-        is->ic = NULL; /* safety */
-    }
-    avio_set_interrupt_cb(NULL);
-
-    if (ret != 0) {
-        SDL_Event event;
-
-        event.type = FF_QUIT_EVENT;
-        event.user.data1 = is;
-        SDL_PushEvent(&event);
-    }
-    return 0;
-}
-
-static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
-{
-    VideoState *is;
-
-    is = av_mallocz(sizeof(VideoState));
-    if (!is)
-        return NULL;
-    av_strlcpy(is->filename, filename, sizeof(is->filename));
-    is->iformat = iformat;
-    is->ytop = 0;
-    is->xleft = 0;
-
-    /* start video display */
-    is->pictq_mutex = SDL_CreateMutex();
-    is->pictq_cond = SDL_CreateCond();
-
-    is->subpq_mutex = SDL_CreateMutex();
-    is->subpq_cond = SDL_CreateCond();
-
-    is->av_sync_type = av_sync_type;
-    is->parse_tid = SDL_CreateThread(decode_thread, is);
-    if (!is->parse_tid) {
-        av_free(is);
-        return NULL;
-    }
-    return is;
-}
-
-static void stream_cycle_channel(VideoState *is, int codec_type)
-{
-    AVFormatContext *ic = is->ic;
-    int start_index, stream_index;
-    AVStream *st;
-
-    if (codec_type == AVMEDIA_TYPE_VIDEO)
-        start_index = is->video_stream;
-    else if (codec_type == AVMEDIA_TYPE_AUDIO)
-        start_index = is->audio_stream;
-    else
-        start_index = is->subtitle_stream;
-    if (start_index < (codec_type == AVMEDIA_TYPE_SUBTITLE ? -1 : 0))
-        return;
-    stream_index = start_index;
-    for(;;) {
-        if (++stream_index >= is->ic->nb_streams)
-        {
-            if (codec_type == AVMEDIA_TYPE_SUBTITLE)
-            {
-                stream_index = -1;
-                goto the_end;
-            } else
-                stream_index = 0;
-        }
-        if (stream_index == start_index)
-            return;
-        st = ic->streams[stream_index];
-        if (st->codec->codec_type == codec_type) {
-            /* check that parameters are OK */
-            switch(codec_type) {
-            case AVMEDIA_TYPE_AUDIO:
-                if (st->codec->sample_rate != 0 &&
-                    st->codec->channels != 0)
-                    goto the_end;
-                break;
-            case AVMEDIA_TYPE_VIDEO:
-            case AVMEDIA_TYPE_SUBTITLE:
-                goto the_end;
-            default:
-                break;
-            }
-        }
-    }
- the_end:
-    stream_component_close(is, start_index);
-    stream_component_open(is, stream_index);
-}
-
-
-static void toggle_full_screen(void)
-{
-    is_full_screen = !is_full_screen;
-    video_open(cur_stream);
-}
-
-static void toggle_pause(void)
-{
-    if (cur_stream)
-        stream_pause(cur_stream);
-    step = 0;
-}
-
-static void step_to_next_frame(void)
-{
-    if (cur_stream) {
-        /* if the stream is paused unpause it, then step */
-        if (cur_stream->paused)
-            stream_pause(cur_stream);
-    }
-    step = 1;
-}
-
-static void toggle_audio_display(void)
-{
-    if (cur_stream) {
-        int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
-        cur_stream->show_audio = (cur_stream->show_audio + 1) % 3;
-        fill_rectangle(screen,
-                    cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height,
-                    bgcolor);
-        SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height);
-    }
-}
-
-/* handle an event sent by the GUI */
-static void event_loop(void)
-{
-    SDL_Event event;
-    double incr, pos, frac;
-
-    for(;;) {
-        double x;
-        SDL_WaitEvent(&event);
-        switch(event.type) {
-        case SDL_KEYDOWN:
-            if (exit_on_keydown) {
-                do_exit();
-                break;
-            }
-            switch(event.key.keysym.sym) {
-            case SDLK_ESCAPE:
-            case SDLK_q:
-                do_exit();
-                break;
-            case SDLK_f:
-                toggle_full_screen();
-                break;
-            case SDLK_p:
-            case SDLK_SPACE:
-                toggle_pause();
-                break;
-            case SDLK_s: //S: Step to next frame
-                step_to_next_frame();
-                break;
-            case SDLK_a:
-                if (cur_stream)
-                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO);
-                break;
-            case SDLK_v:
-                if (cur_stream)
-                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
-                break;
-            case SDLK_t:
-                if (cur_stream)
-                    stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
-                break;
-            case SDLK_w:
-                toggle_audio_display();
-                break;
-            case SDLK_LEFT:
-                incr = -10.0;
-                goto do_seek;
-            case SDLK_RIGHT:
-                incr = 10.0;
-                goto do_seek;
-            case SDLK_UP:
-                incr = 60.0;
-                goto do_seek;
-            case SDLK_DOWN:
-                incr = -60.0;
-            do_seek:
-                if (cur_stream) {
-                    if (seek_by_bytes) {
-                        if (cur_stream->video_stream >= 0 && cur_stream->video_current_pos>=0){
-                            pos= cur_stream->video_current_pos;
-                        }else if(cur_stream->audio_stream >= 0 && cur_stream->audio_pkt.pos>=0){
-                            pos= cur_stream->audio_pkt.pos;
-                        }else
-                            pos = avio_tell(cur_stream->ic->pb);
-                        if (cur_stream->ic->bit_rate)
-                            incr *= cur_stream->ic->bit_rate / 8.0;
-                        else
-                            incr *= 180000.0;
-                        pos += incr;
-                        stream_seek(cur_stream, pos, incr, 1);
-                    } else {
-                        pos = get_master_clock(cur_stream);
-                        pos += incr;
-                        stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
-                    }
-                }
-                break;
-            default:
-                break;
-            }
-            break;
-        case SDL_MOUSEBUTTONDOWN:
-            if (exit_on_mousedown) {
-                do_exit();
-                break;
-            }
-        case SDL_MOUSEMOTION:
-            if(event.type ==SDL_MOUSEBUTTONDOWN){
-                x= event.button.x;
-            }else{
-                if(event.motion.state != SDL_PRESSED)
-                    break;
-                x= event.motion.x;
-            }
-            if (cur_stream) {
-                if(seek_by_bytes || cur_stream->ic->duration<=0){
-                    uint64_t size=  avio_size(cur_stream->ic->pb);
-                    stream_seek(cur_stream, size*x/cur_stream->width, 0, 1);
-                }else{
-                    int64_t ts;
-                    int ns, hh, mm, ss;
-                    int tns, thh, tmm, tss;
-                    tns = cur_stream->ic->duration/1000000LL;
-                    thh = tns/3600;
-                    tmm = (tns%3600)/60;
-                    tss = (tns%60);
-                    frac = x/cur_stream->width;
-                    ns = frac*tns;
-                    hh = ns/3600;
-                    mm = (ns%3600)/60;
-                    ss = (ns%60);
-                    fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d)       \n", frac*100,
-                            hh, mm, ss, thh, tmm, tss);
-                    ts = frac*cur_stream->ic->duration;
-                    if (cur_stream->ic->start_time != AV_NOPTS_VALUE)
-                        ts += cur_stream->ic->start_time;
-                    stream_seek(cur_stream, ts, 0, 0);
-                }
-            }
-            break;
-        case SDL_VIDEORESIZE:
-            if (cur_stream) {
-                screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
-                                          SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL);
-                screen_width = cur_stream->width = event.resize.w;
-                screen_height= cur_stream->height= event.resize.h;
-            }
-            break;
-        case SDL_QUIT:
-        case FF_QUIT_EVENT:
-            do_exit();
-            break;
-        case FF_ALLOC_EVENT:
-            video_open(event.user.data1);
-            alloc_picture(event.user.data1);
-            break;
-        case FF_REFRESH_EVENT:
-            video_refresh_timer(event.user.data1);
-            cur_stream->refresh=0;
-            break;
-        default:
-            break;
-        }
-    }
-}
-
-static int opt_frame_size(const char *opt, const char *arg)
-{
-    av_log(NULL, AV_LOG_ERROR,
-           "Option '%s' has been removed, use private format options instead\n", opt);
-    return AVERROR(EINVAL);
-}
-
-static int opt_width(const char *opt, const char *arg)
-{
-    screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
-    return 0;
-}
-
-static int opt_height(const char *opt, const char *arg)
-{
-    screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
-    return 0;
-}
-
-static int opt_format(const char *opt, const char *arg)
-{
-    file_iformat = av_find_input_format(arg);
-    if (!file_iformat) {
-        fprintf(stderr, "Unknown input format: %s\n", arg);
-        return AVERROR(EINVAL);
-    }
-    return 0;
-}
-
-static int opt_frame_pix_fmt(const char *opt, const char *arg)
-{
-    av_log(NULL, AV_LOG_ERROR,
-           "Option '%s' has been removed, use private format options instead\n", opt);
-    return AVERROR(EINVAL);
-}
-
-static int opt_sync(const char *opt, const char *arg)
-{
-    if (!strcmp(arg, "audio"))
-        av_sync_type = AV_SYNC_AUDIO_MASTER;
-    else if (!strcmp(arg, "video"))
-        av_sync_type = AV_SYNC_VIDEO_MASTER;
-    else if (!strcmp(arg, "ext"))
-        av_sync_type = AV_SYNC_EXTERNAL_CLOCK;
-    else {
-        fprintf(stderr, "Unknown value for %s: %s\n", opt, arg);
-        exit(1);
-    }
-    return 0;
-}
-
-static int opt_seek(const char *opt, const char *arg)
-{
-    start_time = parse_time_or_die(opt, arg, 1);
-    return 0;
-}
-
-static int opt_duration(const char *opt, const char *arg)
-{
-    duration = parse_time_or_die(opt, arg, 1);
-    return 0;
-}
-
-static int opt_debug(const char *opt, const char *arg)
-{
-    av_log_set_level(99);
-    debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
-    return 0;
-}
-
-static int opt_vismv(const char *opt, const char *arg)
-{
-    debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
-    return 0;
-}
-
-static int opt_thread_count(const char *opt, const char *arg)
-{
-    thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
-#if !HAVE_THREADS
-    fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
-#endif
-    return 0;
-}
-
-static const OptionDef options[] = {
-#include "cmdutils_common_opts.h"
-    { "x", HAS_ARG, {(void*)opt_width}, "force displayed width", "width" },
-    { "y", HAS_ARG, {(void*)opt_height}, "force displayed height", "height" },
-    { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
-    { "fs", OPT_BOOL, {(void*)&is_full_screen}, "force full screen" },
-    { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" },
-    { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" },
-    { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_AUDIO]}, "select desired audio stream", "stream_number" },
-    { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_VIDEO]}, "select desired video stream", "stream_number" },
-    { "sst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_SUBTITLE]}, "select desired subtitle stream", "stream_number" },
-    { "ss", HAS_ARG, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" },
-    { "t", HAS_ARG, {(void*)&opt_duration}, "play  \"duration\" seconds of audio/video", "duration" },
-    { "bytes", OPT_INT | HAS_ARG, {(void*)&seek_by_bytes}, "seek by bytes 0=off 1=on -1=auto", "val" },
-    { "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" },
-    { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
-    { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" },
-    { "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" },
-    { "debug", HAS_ARG | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" },
-    { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" },
-    { "vismv", HAS_ARG | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" },
-    { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" },
-    { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" },
-    { "drp", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&decoder_reorder_pts}, "let decoder reorder pts 0=off 1=on -1=auto", ""},
-    { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" },
-    { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" },
-    { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" },
-    { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" },
-    { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo",  "algo" },
-    { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_recognition}, "set error detection threshold (0-4)",  "threshold" },
-    { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options",  "bit_mask" },
-    { "sync", HAS_ARG | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
-    { "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
-    { "autoexit", OPT_BOOL | OPT_EXPERT, {(void*)&autoexit}, "exit at the end", "" },
-    { "exitonkeydown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_keydown}, "exit on key down", "" },
-    { "exitonmousedown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_mousedown}, "exit on mouse down", "" },
-    { "loop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&loop}, "set number of times the playback shall be looped", "loop count" },
-    { "framedrop", OPT_BOOL | OPT_EXPERT, {(void*)&framedrop}, "drop frames when cpu is too slow", "" },
-    { "window_title", OPT_STRING | HAS_ARG, {(void*)&window_title}, "set window title", "window title" },
-#if CONFIG_AVFILTER
-    { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
-#endif
-    { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, {(void*)&rdftspeed}, "rdft speed", "msecs" },
-    { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
-    { "i", 0, {NULL}, "ffmpeg compatibility dummy option", ""},
-    { NULL, },
-};
-
-static void show_usage(void)
-{
-    printf("Simple media player\n");
-    printf("usage: ffplay [options] input_file\n");
-    printf("\n");
-}
-
-static void show_help(void)
-{
-    av_log_set_callback(log_callback_help);
-    show_usage();
-    show_help_options(options, "Main options:\n",
-                      OPT_EXPERT, 0);
-    show_help_options(options, "\nAdvanced options:\n",
-                      OPT_EXPERT, OPT_EXPERT);
-    printf("\n");
-    av_opt_show2(avcodec_opts[0], NULL,
-                 AV_OPT_FLAG_DECODING_PARAM, 0);
-    printf("\n");
-    av_opt_show2(avformat_opts, NULL,
-                 AV_OPT_FLAG_DECODING_PARAM, 0);
-#if !CONFIG_AVFILTER
-    printf("\n");
-    av_opt_show2(sws_opts, NULL,
-                 AV_OPT_FLAG_ENCODING_PARAM, 0);
-#endif
-    printf("\nWhile playing:\n"
-           "q, ESC              quit\n"
-           "f                   toggle full screen\n"
-           "p, SPC              pause\n"
-           "a                   cycle audio channel\n"
-           "v                   cycle video channel\n"
-           "t                   cycle subtitle channel\n"
-           "w                   show audio waves\n"
-           "s                   activate frame-step mode\n"
-           "left/right          seek backward/forward 10 seconds\n"
-           "down/up             seek backward/forward 1 minute\n"
-           "mouse click         seek to percentage in file corresponding to fraction of width\n"
-           );
-}
-
-static void opt_input_file(const char *filename)
-{
-    if (input_filename) {
-        fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n",
-                filename, input_filename);
-        exit(1);
-    }
-    if (!strcmp(filename, "-"))
-        filename = "pipe:";
-    input_filename = filename;
-}
-
-/* Called from the main */
-int main(int argc, char **argv)
-{
-    int flags;
-
-    av_log_set_flags(AV_LOG_SKIP_REPEATED);
-
-    /* register all codecs, demux and protocols */
-    avcodec_register_all();
-#if CONFIG_AVDEVICE
-    avdevice_register_all();
-#endif
-#if CONFIG_AVFILTER
-    avfilter_register_all();
-#endif
-    av_register_all();
-
-    init_opts();
-
-    show_banner();
-
-    parse_options(argc, argv, options, opt_input_file);
-
-    if (!input_filename) {
-        show_usage();
-        fprintf(stderr, "An input file must be specified\n");
-        fprintf(stderr, "Use -h to get full help or, even better, run 'man ffplay'\n");
-        exit(1);
-    }
-
-    if (display_disable) {
-        video_disable = 1;
-    }
-    flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER;
-#if !defined(__MINGW32__) && !defined(__APPLE__)
-    flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */
-#endif
-    if (SDL_Init (flags)) {
-        fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError());
-        exit(1);
-    }
-
-    if (!display_disable) {
-#if HAVE_SDL_VIDEO_SIZE
-        const SDL_VideoInfo *vi = SDL_GetVideoInfo();
-        fs_screen_width = vi->current_w;
-        fs_screen_height = vi->current_h;
-#endif
-    }
-
-    SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE);
-    SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE);
-    SDL_EventState(SDL_USEREVENT, SDL_IGNORE);
-
-    av_init_packet(&flush_pkt);
-    flush_pkt.data= "FLUSH";
-
-    cur_stream = stream_open(input_filename, file_iformat);
-
-    event_loop();
-
-    /* never returns */
-
-    return 0;
-}