ffserver: move misplaced comment
[ffmpeg.git] / ffplay.c
index 6456f3e..b161e8c 100644 (file)
--- a/ffplay.c
+++ b/ffplay.c
@@ -28,6 +28,8 @@
 #include <math.h>
 #include <limits.h>
 #include <signal.h>
+#include <stdint.h>
+
 #include "libavutil/avstring.h"
 #include "libavutil/colorspace.h"
 #include "libavutil/mathematics.h"
@@ -121,6 +123,7 @@ typedef struct PacketQueue {
 
 typedef struct VideoPicture {
     double pts;             // presentation timestamp for this picture
+    double duration;        // estimated duration based on frame rate
     int64_t pos;            // byte position in file
     SDL_Overlay *bmp;
     int width, height; /* source height & width */
@@ -134,6 +137,7 @@ typedef struct VideoPicture {
 typedef struct SubPicture {
     double pts; /* presentation time stamp for this picture */
     AVSubtitle sub;
+    int serial;
 } SubPicture;
 
 typedef struct AudioParams {
@@ -141,6 +145,8 @@ typedef struct AudioParams {
     int channels;
     int64_t channel_layout;
     enum AVSampleFormat fmt;
+    int frame_size;
+    int bytes_per_sec;
 } AudioParams;
 
 typedef struct Clock {
@@ -176,6 +182,8 @@ typedef struct VideoState {
     int read_pause_return;
     AVFormatContext *ic;
     int realtime;
+    int audio_finished;
+    int video_finished;
 
     Clock audclk;
     Clock vidclk;
@@ -212,11 +220,10 @@ typedef struct VideoState {
 #endif
     struct AudioParams audio_tgt;
     struct SwrContext *swr_ctx;
-    double audio_current_pts;
-    double audio_current_pts_drift;
     int frame_drops_early;
     int frame_drops_late;
     AVFrame *frame;
+    int64_t audio_frame_next_pts;
 
     enum ShowMode {
         SHOW_MODE_NONE = -1, SHOW_MODE_VIDEO = 0, SHOW_MODE_WAVES, SHOW_MODE_RDFT, SHOW_MODE_NB
@@ -232,7 +239,6 @@ typedef struct VideoState {
 
     SDL_Thread *subtitle_tid;
     int subtitle_stream;
-    int subtitle_stream_changed;
     AVStream *subtitle_st;
     PacketQueue subtitleq;
     SubPicture subpq[SUBPICTURE_QUEUE_SIZE];
@@ -241,18 +247,11 @@ typedef struct VideoState {
     SDL_cond *subpq_cond;
 
     double frame_timer;
-    double frame_last_pts;
-    double frame_last_duration;
-    double frame_last_dropped_pts;
     double frame_last_returned_time;
     double frame_last_filter_delay;
-    int64_t frame_last_dropped_pos;
-    int frame_last_dropped_serial;
     int video_stream;
     AVStream *video_st;
     PacketQueue videoq;
-    double video_current_pts;       // current displayed pts
-    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
     double max_frame_duration;      // maximum duration of a frame - above this, we consider the jump a timestamp discontinuity
     VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE];
@@ -309,7 +308,6 @@ static int workaround_bugs = 1;
 static int fast = 0;
 static int genpts = 0;
 static int lowres = 0;
-static int idct = FF_IDCT_AUTO;
 static int error_concealment = 3;
 static int decoder_reorder_pts = -1;
 static int autoexit;
@@ -361,8 +359,6 @@ int64_t get_valid_channel_layout(int64_t channel_layout, int channels)
         return 0;
 }
 
-static int packet_queue_put(PacketQueue *q, AVPacket *pkt);
-
 static int packet_queue_put_private(PacketQueue *q, AVPacket *pkt)
 {
     MyAVPacketList *pkt1;
@@ -409,6 +405,16 @@ static int packet_queue_put(PacketQueue *q, AVPacket *pkt)
     return ret;
 }
 
+static int packet_queue_put_nullpacket(PacketQueue *q, int stream_index)
+{
+    AVPacket pkt1, *pkt = &pkt1;
+    av_init_packet(pkt);
+    pkt->data = NULL;
+    pkt->size = 0;
+    pkt->stream_index = stream_index;
+    return packet_queue_put(q, pkt);
+}
+
 /* packet queue handling */
 static void packet_queue_init(PacketQueue *q)
 {
@@ -777,6 +783,14 @@ static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw,
     }
 }
 
+static void free_picture(VideoPicture *vp)
+{
+     if (vp->bmp) {
+         SDL_FreeYUVOverlay(vp->bmp);
+         vp->bmp = NULL;
+     }
+}
+
 static void free_subpicture(SubPicture *sp)
 {
     avsubtitle_free(&sp->sub);
@@ -979,7 +993,8 @@ static void video_audio_display(VideoState *s)
                 }
                 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
+            /* Least efficient way to do this, we should of course
+             * directly access it but it is 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]));
@@ -1004,7 +1019,6 @@ static void video_audio_display(VideoState *s)
 
 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;
@@ -1014,13 +1028,10 @@ static void stream_close(VideoState *is)
     packet_queue_destroy(&is->subtitleq);
 
     /* free all pictures */
-    for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
-        vp = &is->pictq[i];
-        if (vp->bmp) {
-            SDL_FreeYUVOverlay(vp->bmp);
-            vp->bmp = NULL;
-        }
-    }
+    for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++)
+        free_picture(&is->pictq[i]);
+    for (i = 0; i < SUBPICTURE_QUEUE_SIZE; i++)
+        free_subpicture(&is->subpq[i]);
     SDL_DestroyMutex(is->pictq_mutex);
     SDL_DestroyCond(is->pictq_cond);
     SDL_DestroyMutex(is->subpq_mutex);
@@ -1055,20 +1066,24 @@ static void sigterm_handler(int sig)
     exit(123);
 }
 
+static void set_default_window_size(VideoPicture *vp)
+{
+    SDL_Rect rect;
+    calculate_display_rect(&rect, 0, 0, INT_MAX, vp->height, vp);
+    default_width  = rect.w;
+    default_height = rect.h;
+}
+
 static int video_open(VideoState *is, int force_set_video_mode, VideoPicture *vp)
 {
     int flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
     int w,h;
-    SDL_Rect rect;
 
     if (is_full_screen) flags |= SDL_FULLSCREEN;
     else                flags |= SDL_RESIZABLE;
 
-    if (vp && vp->width) {
-        calculate_display_rect(&rect, 0, 0, INT_MAX, vp->height, vp);
-        default_width  = rect.w;
-        default_height = rect.h;
-    }
+    if (vp && vp->width)
+        set_default_window_size(vp);
 
     if (is_full_screen && fs_screen_width) {
         w = fs_screen_width;
@@ -1080,12 +1095,13 @@ static int video_open(VideoState *is, int force_set_video_mode, VideoPicture *vp
         w = default_width;
         h = default_height;
     }
+    w = FFMIN(16383, w);
     if (screen && is->width == screen->w && screen->w == w
        && is->height== screen->h && screen->h == h && !force_set_video_mode)
         return 0;
     screen = SDL_SetVideoMode(w, h, 0, flags);
     if (!screen) {
-        fprintf(stderr, "SDL: could not set video mode - exiting\n");
+        av_log(NULL, AV_LOG_FATAL, "SDL: could not set video mode - exiting\n");
         do_exit(is);
     }
     if (!window_title)
@@ -1278,6 +1294,18 @@ static double compute_target_delay(double delay, VideoState *is)
     return delay;
 }
 
+static double vp_duration(VideoState *is, VideoPicture *vp, VideoPicture *nextvp) {
+    if (vp->serial == nextvp->serial) {
+        double duration = nextvp->pts - vp->pts;
+        if (isnan(duration) || duration <= 0 || duration > is->max_frame_duration)
+            return vp->duration;
+        else
+            return duration;
+    } else {
+        return 0.0;
+    }
+}
+
 static void pictq_next_picture(VideoState *is) {
     /* update queue size and signal for next picture */
     if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
@@ -1313,14 +1341,12 @@ static void update_video_pts(VideoState *is, double pts, int64_t pos, int serial
     set_clock(&is->vidclk, pts, serial);
     sync_clock_to_slave(&is->extclk, &is->vidclk);
     is->video_current_pos = pos;
-    is->frame_last_pts = pts;
 }
 
 /* called to display each frame */
 static void video_refresh(void *opaque, double *remaining_time)
 {
     VideoState *is = opaque;
-    VideoPicture *vp;
     double time;
 
     SubPicture *sp, *sp2;
@@ -1343,34 +1369,34 @@ static void video_refresh(void *opaque, double *remaining_time)
             redisplay = pictq_prev_picture(is);
 retry:
         if (is->pictq_size == 0) {
-            SDL_LockMutex(is->pictq_mutex);
-            if (is->frame_last_dropped_pts != AV_NOPTS_VALUE && is->frame_last_dropped_pts > is->frame_last_pts) {
-                update_video_pts(is, is->frame_last_dropped_pts, is->frame_last_dropped_pos, is->frame_last_dropped_serial);
-                is->frame_last_dropped_pts = AV_NOPTS_VALUE;
-            }
-            SDL_UnlockMutex(is->pictq_mutex);
             // nothing to do, no picture to display in the queue
         } else {
             double last_duration, duration, delay;
+            VideoPicture *vp, *lastvp;
+
             /* dequeue the picture */
             vp = &is->pictq[is->pictq_rindex];
+            lastvp = &is->pictq[(is->pictq_rindex + VIDEO_PICTURE_QUEUE_SIZE - 1) % VIDEO_PICTURE_QUEUE_SIZE];
 
             if (vp->serial != is->videoq.serial) {
                 pictq_next_picture(is);
+                is->video_current_pos = -1;
                 redisplay = 0;
                 goto retry;
             }
 
+            if (lastvp->serial != vp->serial && !redisplay)
+                is->frame_timer = av_gettime() / 1000000.0;
+
             if (is->paused)
                 goto display;
 
             /* compute nominal last_duration */
-            last_duration = vp->pts - is->frame_last_pts;
-            if (!isnan(last_duration) && last_duration > 0 && last_duration < is->max_frame_duration) {
-                /* if duration of the last frame was sane, update last_duration in video state */
-                is->frame_last_duration = last_duration;
-            }
-            delay = compute_target_delay(is->frame_last_duration, is);
+            last_duration = vp_duration(is, lastvp, vp);
+            if (redisplay)
+                delay = 0.0;
+            else
+                delay = compute_target_delay(last_duration, is);
 
             time= av_gettime()/1000000.0;
             if (time < is->frame_timer + delay && !redisplay) {
@@ -1378,17 +1404,18 @@ retry:
                 return;
             }
 
-            if (delay > 0)
-                is->frame_timer += delay * FFMAX(1, floor((time-is->frame_timer) / delay));
+            is->frame_timer += delay;
+            if (delay > 0 && time - is->frame_timer > AV_SYNC_THRESHOLD_MAX)
+                is->frame_timer = time;
 
             SDL_LockMutex(is->pictq_mutex);
-            if (!isnan(vp->pts))
+            if (!redisplay && !isnan(vp->pts))
                 update_video_pts(is, vp->pts, vp->pos, vp->serial);
             SDL_UnlockMutex(is->pictq_mutex);
 
             if (is->pictq_size > 1) {
                 VideoPicture *nextvp = &is->pictq[(is->pictq_rindex + 1) % VIDEO_PICTURE_QUEUE_SIZE];
-                duration = nextvp->pts - vp->pts;
+                duration = vp_duration(is, vp, nextvp);
                 if(!is->step && (redisplay || framedrop>0 || (framedrop && get_master_sync_type(is) != AV_SYNC_VIDEO_MASTER)) && time > is->frame_timer + duration){
                     if (!redisplay)
                         is->frame_drops_late++;
@@ -1399,24 +1426,7 @@ 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) {
+                    while (is->subpq_size > 0) {
                         sp = &is->subpq[is->subpq_rindex];
 
                         if (is->subpq_size > 1)
@@ -1424,8 +1434,9 @@ retry:
                         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))))
+                        if (sp->serial != is->subtitleq.serial
+                                || (is->vidclk.pts > (sp->pts + ((float) sp->sub.end_display_time / 1000)))
+                                || (sp2 && is->vidclk.pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000))))
                         {
                             free_subpicture(sp);
 
@@ -1437,9 +1448,10 @@ retry:
                             is->subpq_size--;
                             SDL_CondSignal(is->subpq_cond);
                             SDL_UnlockMutex(is->subpq_mutex);
+                        } else {
+                            break;
                         }
                     }
-                }
             }
 
 display:
@@ -1478,7 +1490,8 @@ display:
                 av_diff = get_master_clock(is) - get_clock(&is->vidclk);
             else if (is->audio_st)
                 av_diff = get_master_clock(is) - get_clock(&is->audclk);
-            printf("%7.2f %s:%7.3f fd=%4d aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64"   \r",
+            av_log(NULL, AV_LOG_INFO,
+                   "%7.2f %s:%7.3f fd=%4d aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64"   \r",
                    get_master_clock(is),
                    (is->audio_st && is->video_st) ? "A-V" : (is->video_st ? "M-V" : (is->audio_st ? "M-A" : "   ")),
                    av_diff,
@@ -1499,21 +1512,23 @@ display:
 static void alloc_picture(VideoState *is)
 {
     VideoPicture *vp;
+    int64_t bufferdiff;
 
     vp = &is->pictq[is->pictq_windex];
 
-    if (vp->bmp)
-        SDL_FreeYUVOverlay(vp->bmp);
+    free_picture(vp);
 
     video_open(is, 0, vp);
 
     vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height,
                                    SDL_YV12_OVERLAY,
                                    screen);
-    if (!vp->bmp || vp->bmp->pitches[0] < vp->width) {
+    bufferdiff = vp->bmp ? FFMAX(vp->bmp->pixels[0], vp->bmp->pixels[1]) - FFMIN(vp->bmp->pixels[0], vp->bmp->pixels[1]) : 0;
+    if (!vp->bmp || vp->bmp->pitches[0] < vp->width || bufferdiff < (int64_t)vp->height * vp->bmp->pitches[0]) {
         /* 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"
+        av_log(NULL, AV_LOG_FATAL,
+               "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(is);
@@ -1543,7 +1558,7 @@ static void duplicate_right_border_pixels(SDL_Overlay *bmp) {
     }
 }
 
-static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t pos, int serial)
+static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, double duration, int64_t pos, int serial)
 {
     VideoPicture *vp;
 
@@ -1593,7 +1608,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
         }
         /* if the queue is aborted, we have to pop the pending ALLOC event or wait for the allocation to complete */
         if (is->videoq.abort_request && SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_EVENTMASK(FF_ALLOC_EVENT)) != 1) {
-            while (!vp->allocated) {
+            while (!vp->allocated && !is->abort_request) {
                 SDL_CondWait(is->pictq_cond, is->pictq_mutex);
             }
         }
@@ -1628,7 +1643,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
             vp->width, vp->height, src_frame->format, vp->width, vp->height,
             AV_PIX_FMT_YUV420P, sws_flags, NULL, NULL, NULL);
         if (is->img_convert_ctx == NULL) {
-            fprintf(stderr, "Cannot initialize the conversion context\n");
+            av_log(NULL, AV_LOG_FATAL, "Cannot initialize the conversion context\n");
             exit(1);
         }
         sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize,
@@ -1640,6 +1655,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
         SDL_UnlockYUVOverlay(vp->bmp);
 
         vp->pts = pts;
+        vp->duration = duration;
         vp->pos = pos;
         vp->serial = serial;
 
@@ -1662,24 +1678,15 @@ static int get_video_frame(VideoState *is, AVFrame *frame, AVPacket *pkt, int *s
 
     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 queue but that's harder)
-        while (is->pictq_size && !is->videoq.abort_request) {
-            SDL_CondWait(is->pictq_cond, is->pictq_mutex);
-        }
-        is->video_current_pos = -1;
-        is->frame_last_pts = AV_NOPTS_VALUE;
-        is->frame_last_duration = 0;
-        is->frame_timer = (double)av_gettime() / 1000000.0;
-        is->frame_last_dropped_pts = AV_NOPTS_VALUE;
-        SDL_UnlockMutex(is->pictq_mutex);
         return 0;
     }
 
     if(avcodec_decode_video2(is->video_st->codec, frame, &got_picture, pkt) < 0)
         return 0;
 
+    if (!got_picture && !pkt->data)
+        is->video_finished = *serial;
+
     if (got_picture) {
         int ret = 1;
         double dpts = NAN;
@@ -1698,23 +1705,17 @@ static int get_video_frame(VideoState *is, AVFrame *frame, AVPacket *pkt, int *s
         frame->sample_aspect_ratio = av_guess_sample_aspect_ratio(is->ic, is->video_st, frame);
 
         if (framedrop>0 || (framedrop && get_master_sync_type(is) != AV_SYNC_VIDEO_MASTER)) {
-            SDL_LockMutex(is->pictq_mutex);
-            if (is->frame_last_pts != AV_NOPTS_VALUE && frame->pts != AV_NOPTS_VALUE) {
-                double clockdiff = get_clock(&is->vidclk) - get_master_clock(is);
-                double ptsdiff = dpts - is->frame_last_pts;
-                if (!isnan(clockdiff) && fabs(clockdiff) < AV_NOSYNC_THRESHOLD &&
-                    !isnan(ptsdiff) && ptsdiff > 0 && ptsdiff < AV_NOSYNC_THRESHOLD &&
-                    clockdiff + ptsdiff - is->frame_last_filter_delay < 0 &&
+            if (frame->pts != AV_NOPTS_VALUE) {
+                double diff = dpts - get_master_clock(is);
+                if (!isnan(diff) && fabs(diff) < AV_NOSYNC_THRESHOLD &&
+                    diff - is->frame_last_filter_delay < 0 &&
+                    *serial == is->vidclk.serial &&
                     is->videoq.nb_packets) {
-                    is->frame_last_dropped_pos = pkt->pos;
-                    is->frame_last_dropped_pts = dpts;
-                    is->frame_last_dropped_serial = *serial;
                     is->frame_drops_early++;
                     av_frame_unref(frame);
                     ret = 0;
                 }
             }
-            SDL_UnlockMutex(is->pictq_mutex);
         }
 
         return ret;
@@ -1726,7 +1727,8 @@ static int get_video_frame(VideoState *is, AVFrame *frame, AVPacket *pkt, int *s
 static int configure_filtergraph(AVFilterGraph *graph, const char *filtergraph,
                                  AVFilterContext *source_ctx, AVFilterContext *sink_ctx)
 {
-    int ret;
+    int ret, i;
+    int nb_filters = graph->nb_filters;
     AVFilterInOut *outputs = NULL, *inputs = NULL;
 
     if (filtergraph) {
@@ -1747,13 +1749,17 @@ static int configure_filtergraph(AVFilterGraph *graph, const char *filtergraph,
         inputs->pad_idx     = 0;
         inputs->next        = NULL;
 
-        if ((ret = avfilter_graph_parse(graph, filtergraph, &inputs, &outputs, NULL)) < 0)
+        if ((ret = avfilter_graph_parse_ptr(graph, filtergraph, &inputs, &outputs, NULL)) < 0)
             goto fail;
     } else {
         if ((ret = avfilter_link(source_ctx, 0, sink_ctx, 0)) < 0)
             goto fail;
     }
 
+    /* Reorder the filters to ensure that inputs of the custom filters are merged first */
+    for (i = 0; i < graph->nb_filters - nb_filters; i++)
+        FFSWAP(AVFilterContext*, graph->filters[i], graph->filters[i + nb_filters]);
+
     ret = avfilter_graph_config(graph, NULL);
 fail:
     avfilter_inout_free(&outputs);
@@ -1824,6 +1830,8 @@ static int configure_audio_filters(VideoState *is, const char *afilters, int for
     int64_t channel_layouts[2] = { 0, -1 };
     int channels[2] = { 0, -1 };
     AVFilterContext *filt_asrc = NULL, *filt_asink = NULL;
+    char aresample_swr_opts[512] = "";
+    AVDictionaryEntry *e = NULL;
     char asrc_args[256];
     int ret;
 
@@ -1831,6 +1839,12 @@ static int configure_audio_filters(VideoState *is, const char *afilters, int for
     if (!(is->agraph = avfilter_graph_alloc()))
         return AVERROR(ENOMEM);
 
+    while ((e = av_dict_get(swr_opts, "", e, AV_DICT_IGNORE_SUFFIX)))
+        av_strlcatf(aresample_swr_opts, sizeof(aresample_swr_opts), "%s=%s:", e->key, e->value);
+    if (strlen(aresample_swr_opts))
+        aresample_swr_opts[strlen(aresample_swr_opts)-1] = '\0';
+    av_opt_set(is->agraph, "aresample_swr_opts", aresample_swr_opts, 0);
+
     ret = snprintf(asrc_args, sizeof(asrc_args),
                    "sample_rate=%d:sample_fmt=%s:channels=%d:time_base=%d/%d",
                    is->audio_filter_src.freq, av_get_sample_fmt_name(is->audio_filter_src.fmt),
@@ -1892,8 +1906,11 @@ static int video_thread(void *arg)
     VideoState *is = arg;
     AVFrame *frame = av_frame_alloc();
     double pts;
+    double duration;
     int ret;
     int serial = 0;
+    AVRational tb = is->video_st->time_base;
+    AVRational frame_rate = av_guess_frame_rate(is->ic, is->video_st, NULL);
 
 #if CONFIG_AVFILTER
     AVFilterGraph *graph = avfilter_graph_alloc();
@@ -1908,7 +1925,6 @@ static int video_thread(void *arg)
         while (is->paused && !is->videoq.abort_request)
             SDL_Delay(10);
 
-        avcodec_get_frame_defaults(frame);
         av_free_packet(&pkt);
 
         ret = get_video_frame(is, frame, &pkt, &serial);
@@ -1935,7 +1951,6 @@ static int video_thread(void *arg)
                 event.type = FF_QUIT_EVENT;
                 event.user.data1 = is;
                 SDL_PushEvent(&event);
-                av_free_packet(&pkt);
                 goto the_end;
             }
             filt_in  = is->in_video_filter;
@@ -1944,20 +1959,20 @@ static int video_thread(void *arg)
             last_h = frame->height;
             last_format = frame->format;
             last_serial = serial;
+            frame_rate = filt_out->inputs[0]->frame_rate;
         }
 
         ret = av_buffersrc_add_frame(filt_in, frame);
         if (ret < 0)
             goto the_end;
-        av_frame_unref(frame);
-        avcodec_get_frame_defaults(frame);
-        av_free_packet(&pkt);
 
         while (ret >= 0) {
             is->frame_last_returned_time = av_gettime() / 1000000.0;
 
             ret = av_buffersink_get_frame_flags(filt_out, frame, 0);
             if (ret < 0) {
+                if (ret == AVERROR_EOF)
+                    is->video_finished = serial;
                 ret = 0;
                 break;
             }
@@ -1965,22 +1980,20 @@ static int video_thread(void *arg)
             is->frame_last_filter_delay = av_gettime() / 1000000.0 - is->frame_last_returned_time;
             if (fabs(is->frame_last_filter_delay) > AV_NOSYNC_THRESHOLD / 10.0)
                 is->frame_last_filter_delay = 0;
-
-            pts = (frame->pts == AV_NOPTS_VALUE) ? NAN : frame->pts * av_q2d(filt_out->inputs[0]->time_base);
-            ret = queue_picture(is, frame, pts, av_frame_get_pkt_pos(frame), serial);
+            tb = filt_out->inputs[0]->time_base;
+#endif
+            duration = (frame_rate.num && frame_rate.den ? av_q2d((AVRational){frame_rate.den, frame_rate.num}) : 0);
+            pts = (frame->pts == AV_NOPTS_VALUE) ? NAN : frame->pts * av_q2d(tb);
+            ret = queue_picture(is, frame, pts, duration, av_frame_get_pkt_pos(frame), serial);
             av_frame_unref(frame);
+#if CONFIG_AVFILTER
         }
-#else
-        pts = (frame->pts == AV_NOPTS_VALUE) ? NAN : frame->pts * av_q2d(is->video_st->time_base);
-        ret = queue_picture(is, frame, pts, pkt.pos, serial);
-        av_frame_unref(frame);
 #endif
 
         if (ret < 0)
             goto the_end;
     }
  the_end:
-    avcodec_flush_buffers(is->video_st->codec);
 #if CONFIG_AVFILTER
     avfilter_graph_free(&graph);
 #endif
@@ -1995,6 +2008,7 @@ static int subtitle_thread(void *arg)
     SubPicture *sp;
     AVPacket pkt1, *pkt = &pkt1;
     int got_subtitle;
+    int serial;
     double pts;
     int i, j;
     int r, g, b, y, u, v, a;
@@ -2003,7 +2017,7 @@ static int subtitle_thread(void *arg)
         while (is->paused && !is->subtitleq.abort_request) {
             SDL_Delay(10);
         }
-        if (packet_queue_get(&is->subtitleq, pkt, 1, NULL) < 0)
+        if (packet_queue_get(&is->subtitleq, pkt, 1, &serial) < 0)
             break;
 
         if (pkt->data == flush_pkt.data) {
@@ -2034,6 +2048,7 @@ static int subtitle_thread(void *arg)
             if (sp->sub.pts != AV_NOPTS_VALUE)
                 pts = sp->sub.pts / (double)AV_TIME_BASE;
             sp->pts = pts;
+            sp->serial = serial;
 
             for (i = 0; i < sp->sub.num_rects; i++)
             {
@@ -2053,6 +2068,8 @@ static int subtitle_thread(void *arg)
             SDL_LockMutex(is->subpq_mutex);
             is->subpq_size++;
             SDL_UnlockMutex(is->subpq_mutex);
+        } else if (got_subtitle) {
+            avsubtitle_free(&sp->sub);
         }
         av_free_packet(pkt);
     }
@@ -2137,8 +2154,6 @@ static int audio_decode_frame(VideoState *is)
     int64_t dec_channel_layout;
     int got_frame;
     av_unused double audio_clock0;
-    int new_packet = 0;
-    int flush_complete = 0;
     int wanted_nb_samples;
     AVRational tb;
     int ret;
@@ -2146,13 +2161,12 @@ static int audio_decode_frame(VideoState *is)
 
     for (;;) {
         /* NOTE: the audio packet can contain several frames */
-        while (pkt_temp->size > 0 || (!pkt_temp->data && new_packet) || is->audio_buf_frames_pending) {
+        while (pkt_temp->stream_index != -1 || is->audio_buf_frames_pending) {
             if (!is->frame) {
-                if (!(is->frame = avcodec_alloc_frame()))
+                if (!(is->frame = av_frame_alloc()))
                     return AVERROR(ENOMEM);
             } else {
                 av_frame_unref(is->frame);
-                avcodec_get_frame_defaults(is->frame);
             }
 
             if (is->audioq.serial != is->audio_pkt_temp_serial)
@@ -2162,9 +2176,6 @@ static int audio_decode_frame(VideoState *is)
                 return -1;
 
             if (!is->audio_buf_frames_pending) {
-                if (flush_complete)
-                    break;
-                new_packet = 0;
                 len1 = avcodec_decode_audio4(dec, is->frame, &got_frame, pkt_temp);
                 if (len1 < 0) {
                     /* if error, we skip the frame */
@@ -2172,23 +2183,32 @@ static int audio_decode_frame(VideoState *is)
                     break;
                 }
 
+                pkt_temp->dts =
+                pkt_temp->pts = AV_NOPTS_VALUE;
                 pkt_temp->data += len1;
                 pkt_temp->size -= len1;
+                if (pkt_temp->data && pkt_temp->size <= 0 || !pkt_temp->data && !got_frame)
+                    pkt_temp->stream_index = -1;
+                if (!pkt_temp->data && !got_frame)
+                    is->audio_finished = is->audio_pkt_temp_serial;
 
-                if (!got_frame) {
-                    /* stop sending empty packets if the decoder is finished */
-                    if (!pkt_temp->data && dec->codec->capabilities & CODEC_CAP_DELAY)
-                        flush_complete = 1;
+                if (!got_frame)
                     continue;
-                }
 
                 tb = (AVRational){1, is->frame->sample_rate};
                 if (is->frame->pts != AV_NOPTS_VALUE)
                     is->frame->pts = av_rescale_q(is->frame->pts, dec->time_base, tb);
-                if (is->frame->pts == AV_NOPTS_VALUE && pkt_temp->pts != AV_NOPTS_VALUE)
-                    is->frame->pts = av_rescale_q(pkt_temp->pts, is->audio_st->time_base, tb);
-                if (pkt_temp->pts != AV_NOPTS_VALUE)
-                    pkt_temp->pts += (double) is->frame->nb_samples / is->frame->sample_rate / av_q2d(is->audio_st->time_base);
+                else if (is->frame->pkt_pts != AV_NOPTS_VALUE)
+                    is->frame->pts = av_rescale_q(is->frame->pkt_pts, is->audio_st->time_base, tb);
+                else if (is->audio_frame_next_pts != AV_NOPTS_VALUE)
+#if CONFIG_AVFILTER
+                    is->frame->pts = av_rescale_q(is->audio_frame_next_pts, (AVRational){1, is->audio_filter_src.freq}, tb);
+#else
+                    is->frame->pts = av_rescale_q(is->audio_frame_next_pts, (AVRational){1, is->audio_src.freq}, tb);
+#endif
+
+                if (is->frame->pts != AV_NOPTS_VALUE)
+                    is->audio_frame_next_pts = is->frame->pts + is->frame->nb_samples;
 
 #if CONFIG_AVFILTER
                 dec_channel_layout = get_valid_channel_layout(is->frame->channel_layout, av_frame_get_channels(is->frame));
@@ -2221,7 +2241,6 @@ static int audio_decode_frame(VideoState *is)
 
                 if ((ret = av_buffersrc_add_frame(is->in_audio_filter, is->frame)) < 0)
                     return ret;
-                av_frame_unref(is->frame);
 #endif
             }
 #if CONFIG_AVFILTER
@@ -2230,6 +2249,8 @@ static int audio_decode_frame(VideoState *is)
                     is->audio_buf_frames_pending = 0;
                     continue;
                 }
+                if (ret == AVERROR_EOF)
+                    is->audio_finished = is->audio_pkt_temp_serial;
                 return ret;
             }
             is->audio_buf_frames_pending = 1;
@@ -2255,7 +2276,8 @@ static int audio_decode_frame(VideoState *is)
                                                  dec_channel_layout,           is->frame->format, is->frame->sample_rate,
                                                  0, NULL);
                 if (!is->swr_ctx || swr_init(is->swr_ctx) < 0) {
-                    fprintf(stderr, "Cannot create sample rate converter for conversion of %d Hz %s %d channels to %d Hz %s %d channels!\n",
+                    av_log(NULL, AV_LOG_ERROR,
+                           "Cannot create sample rate converter for conversion of %d Hz %s %d channels to %d Hz %s %d channels!\n",
                             is->frame->sample_rate, av_get_sample_fmt_name(is->frame->format), av_frame_get_channels(is->frame),
                             is->audio_tgt.freq, av_get_sample_fmt_name(is->audio_tgt.fmt), is->audio_tgt.channels);
                     break;
@@ -2273,13 +2295,13 @@ static int audio_decode_frame(VideoState *is)
                 int out_size  = av_samples_get_buffer_size(NULL, is->audio_tgt.channels, out_count, is->audio_tgt.fmt, 0);
                 int len2;
                 if (out_size < 0) {
-                    fprintf(stderr, "av_samples_get_buffer_size() failed\n");
+                    av_log(NULL, AV_LOG_ERROR, "av_samples_get_buffer_size() failed\n");
                     break;
                 }
                 if (wanted_nb_samples != is->frame->nb_samples) {
                     if (swr_set_compensation(is->swr_ctx, (wanted_nb_samples - is->frame->nb_samples) * is->audio_tgt.freq / is->frame->sample_rate,
                                                 wanted_nb_samples * is->audio_tgt.freq / is->frame->sample_rate) < 0) {
-                        fprintf(stderr, "swr_set_compensation() failed\n");
+                        av_log(NULL, AV_LOG_ERROR, "swr_set_compensation() failed\n");
                         break;
                     }
                 }
@@ -2288,11 +2310,11 @@ static int audio_decode_frame(VideoState *is)
                     return AVERROR(ENOMEM);
                 len2 = swr_convert(is->swr_ctx, out, out_count, in, is->frame->nb_samples);
                 if (len2 < 0) {
-                    fprintf(stderr, "swr_convert() failed\n");
+                    av_log(NULL, AV_LOG_ERROR, "swr_convert() failed\n");
                     break;
                 }
                 if (len2 == out_count) {
-                    fprintf(stderr, "warning: audio buffer is probably too small\n");
+                    av_log(NULL, AV_LOG_WARNING, "audio buffer is probably too small\n");
                     swr_init(is->swr_ctx);
                 }
                 is->audio_buf = is->audio_buf1;
@@ -2304,10 +2326,11 @@ static int audio_decode_frame(VideoState *is)
 
             audio_clock0 = is->audio_clock;
             /* update the audio clock with the pts */
-            if (is->frame->pts != AV_NOPTS_VALUE) {
+            if (is->frame->pts != AV_NOPTS_VALUE)
                 is->audio_clock = is->frame->pts * av_q2d(tb) + (double) is->frame->nb_samples / is->frame->sample_rate;
-                is->audio_clock_serial = is->audio_pkt_temp_serial;
-            }
+            else
+                is->audio_clock = NAN;
+            is->audio_clock_serial = is->audio_pkt_temp_serial;
 #ifdef DEBUG
             {
                 static double last_clock;
@@ -2324,6 +2347,7 @@ static int audio_decode_frame(VideoState *is)
         if (pkt->data)
             av_free_packet(pkt);
         memset(pkt_temp, 0, sizeof(*pkt_temp));
+        pkt_temp->stream_index = -1;
 
         if (is->audioq.abort_request) {
             return -1;
@@ -2333,13 +2357,15 @@ static int audio_decode_frame(VideoState *is)
             SDL_CondSignal(is->continue_read_thread);
 
         /* read next packet */
-        if ((new_packet = packet_queue_get(&is->audioq, pkt, 1, &is->audio_pkt_temp_serial)) < 0)
+        if ((packet_queue_get(&is->audioq, pkt, 1, &is->audio_pkt_temp_serial)) < 0)
             return -1;
 
         if (pkt->data == flush_pkt.data) {
             avcodec_flush_buffers(dec);
-            flush_complete = 0;
             is->audio_buf_frames_pending = 0;
+            is->audio_frame_next_pts = AV_NOPTS_VALUE;
+            if ((is->ic->iformat->flags & (AVFMT_NOBINSEARCH | AVFMT_NOGENSEARCH | AVFMT_NO_BYTE_SEEK)) && !is->ic->iformat->read_seek)
+                is->audio_frame_next_pts = is->audio_st->start_time;
         }
 
         *pkt_temp = *pkt;
@@ -2351,8 +2377,6 @@ static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
 {
     VideoState *is = opaque;
     int audio_size, len1;
-    int bytes_per_sec;
-    int frame_size = av_samples_get_buffer_size(NULL, is->audio_tgt.channels, 1, is->audio_tgt.fmt, 1);
 
     audio_callback_time = av_gettime();
 
@@ -2362,7 +2386,7 @@ static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
            if (audio_size < 0) {
                 /* if error, just output silence */
                is->audio_buf      = is->silence_buf;
-               is->audio_buf_size = sizeof(is->silence_buf) / frame_size * frame_size;
+               is->audio_buf_size = sizeof(is->silence_buf) / is->audio_tgt.frame_size * is->audio_tgt.frame_size;
            } else {
                if (is->show_mode != SHOW_MODE_VIDEO)
                    update_sample_display(is, (int16_t *)is->audio_buf, audio_size);
@@ -2378,18 +2402,19 @@ static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
         stream += len1;
         is->audio_buf_index += len1;
     }
-    bytes_per_sec = is->audio_tgt.freq * is->audio_tgt.channels * av_get_bytes_per_sample(is->audio_tgt.fmt);
     is->audio_write_buf_size = is->audio_buf_size - is->audio_buf_index;
     /* Let's assume the audio driver that is used by SDL has two periods. */
-    set_clock_at(&is->audclk, is->audio_clock - (double)(2 * is->audio_hw_buf_size + is->audio_write_buf_size) / bytes_per_sec, is->audio_clock_serial, audio_callback_time / 1000000.0);
-    sync_clock_to_slave(&is->extclk, &is->audclk);
+    if (!isnan(is->audio_clock)) {
+        set_clock_at(&is->audclk, is->audio_clock - (double)(2 * is->audio_hw_buf_size + is->audio_write_buf_size) / is->audio_tgt.bytes_per_sec, is->audio_clock_serial, audio_callback_time / 1000000.0);
+        sync_clock_to_slave(&is->extclk, &is->audclk);
+    }
 }
 
 static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb_channels, int wanted_sample_rate, struct AudioParams *audio_hw_params)
 {
     SDL_AudioSpec wanted_spec, spec;
     const char *env;
-    const int next_nb_channels[] = {0, 0, 1, 6, 2, 6, 4, 6};
+    static const int next_nb_channels[] = {0, 0, 1, 6, 2, 6, 4, 6};
 
     env = SDL_getenv("SDL_AUDIO_CHANNELS");
     if (env) {
@@ -2403,7 +2428,7 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
     wanted_spec.channels = av_get_channel_layout_nb_channels(wanted_channel_layout);
     wanted_spec.freq = wanted_sample_rate;
     if (wanted_spec.freq <= 0 || wanted_spec.channels <= 0) {
-        fprintf(stderr, "Invalid sample rate or channel count!\n");
+        av_log(NULL, AV_LOG_ERROR, "Invalid sample rate or channel count!\n");
         return -1;
     }
     wanted_spec.format = AUDIO_S16SYS;
@@ -2412,22 +2437,25 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
     wanted_spec.callback = sdl_audio_callback;
     wanted_spec.userdata = opaque;
     while (SDL_OpenAudio(&wanted_spec, &spec) < 0) {
-        fprintf(stderr, "SDL_OpenAudio (%d channels): %s\n", wanted_spec.channels, SDL_GetError());
+        av_log(NULL, AV_LOG_WARNING, "SDL_OpenAudio (%d channels): %s\n", wanted_spec.channels, SDL_GetError());
         wanted_spec.channels = next_nb_channels[FFMIN(7, wanted_spec.channels)];
         if (!wanted_spec.channels) {
-            fprintf(stderr, "No more channel combinations to try, audio open failed\n");
+            av_log(NULL, AV_LOG_ERROR,
+                   "No more channel combinations to try, audio open failed\n");
             return -1;
         }
         wanted_channel_layout = av_get_default_channel_layout(wanted_spec.channels);
     }
     if (spec.format != AUDIO_S16SYS) {
-        fprintf(stderr, "SDL advised audio format %d is not supported!\n", spec.format);
+        av_log(NULL, AV_LOG_ERROR,
+               "SDL advised audio format %d is not supported!\n", spec.format);
         return -1;
     }
     if (spec.channels != wanted_spec.channels) {
         wanted_channel_layout = av_get_default_channel_layout(spec.channels);
         if (!wanted_channel_layout) {
-            fprintf(stderr, "SDL advised channel count %d is not supported!\n", spec.channels);
+            av_log(NULL, AV_LOG_ERROR,
+                   "SDL advised channel count %d is not supported!\n", spec.channels);
             return -1;
         }
     }
@@ -2436,6 +2464,12 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
     audio_hw_params->freq = spec.freq;
     audio_hw_params->channel_layout = wanted_channel_layout;
     audio_hw_params->channels =  spec.channels;
+    audio_hw_params->frame_size = av_samples_get_buffer_size(NULL, audio_hw_params->channels, 1, audio_hw_params->fmt, 1);
+    audio_hw_params->bytes_per_sec = av_samples_get_buffer_size(NULL, audio_hw_params->channels, audio_hw_params->freq, audio_hw_params->fmt, 1);
+    if (audio_hw_params->bytes_per_sec <= 0 || audio_hw_params->frame_size <= 0) {
+        av_log(NULL, AV_LOG_ERROR, "av_samples_get_buffer_size failed\n");
+        return -1;
+    }
     return spec.size;
 }
 
@@ -2451,6 +2485,7 @@ static int stream_component_open(VideoState *is, int stream_index)
     int sample_rate, nb_channels;
     int64_t channel_layout;
     int ret;
+    int stream_lowres = lowres;
 
     if (stream_index < 0 || stream_index >= ic->nb_streams)
         return -1;
@@ -2466,23 +2501,24 @@ static int stream_component_open(VideoState *is, int stream_index)
     if (forced_codec_name)
         codec = avcodec_find_decoder_by_name(forced_codec_name);
     if (!codec) {
-        if (forced_codec_name) fprintf(stderr, "No codec could be found with name '%s'\n", forced_codec_name);
-        else                   fprintf(stderr, "No codec could be found with id %d\n", avctx->codec_id);
+        if (forced_codec_name) av_log(NULL, AV_LOG_WARNING,
+                                      "No codec could be found with name '%s'\n", forced_codec_name);
+        else                   av_log(NULL, AV_LOG_WARNING,
+                                      "No codec could be found with id %d\n", avctx->codec_id);
         return -1;
     }
 
     avctx->codec_id = codec->id;
     avctx->workaround_bugs   = workaround_bugs;
-    avctx->lowres            = lowres;
-    if(avctx->lowres > codec->max_lowres){
+    if(stream_lowres > av_codec_get_max_lowres(codec)){
         av_log(avctx, AV_LOG_WARNING, "The maximum value for lowres supported by the decoder is %d\n",
-                codec->max_lowres);
-        avctx->lowres= codec->max_lowres;
+                av_codec_get_max_lowres(codec));
+        stream_lowres = av_codec_get_max_lowres(codec);
     }
-    avctx->idct_algo         = idct;
+    av_codec_set_lowres(avctx, stream_lowres);
     avctx->error_concealment = error_concealment;
 
-    if(avctx->lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
+    if(stream_lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
     if (fast)   avctx->flags2 |= CODEC_FLAG2_FAST;
     if(codec->capabilities & CODEC_CAP_DR1)
         avctx->flags |= CODEC_FLAG_EMU_EDGE;
@@ -2490,8 +2526,8 @@ static int stream_component_open(VideoState *is, int stream_index)
     opts = filter_codec_opts(codec_opts, avctx->codec_id, ic, ic->streams[stream_index], codec);
     if (!av_dict_get(opts, "threads", NULL, 0))
         av_dict_set(&opts, "threads", "auto", 0);
-    if (avctx->lowres)
-        av_dict_set(&opts, "lowres", av_asprintf("%d", avctx->lowres), AV_DICT_DONT_STRDUP_VAL);
+    if (stream_lowres)
+        av_dict_set(&opts, "lowres", av_asprintf("%d", stream_lowres), AV_DICT_DONT_STRDUP_VAL);
     if (avctx->codec_type == AVMEDIA_TYPE_VIDEO || avctx->codec_type == AVMEDIA_TYPE_AUDIO)
         av_dict_set(&opts, "refcounted_frames", "1", 0);
     if (avcodec_open2(avctx, codec, &opts) < 0)
@@ -2538,10 +2574,11 @@ static int stream_component_open(VideoState *is, int stream_index)
         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 * is->audio_hw_buf_size / av_samples_get_buffer_size(NULL, is->audio_tgt.channels, is->audio_tgt.freq, is->audio_tgt.fmt, 1);
+        is->audio_diff_threshold = 2.0 * is->audio_hw_buf_size / is->audio_tgt.bytes_per_sec;
 
         memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
         memset(&is->audio_pkt_temp, 0, sizeof(is->audio_pkt_temp));
+        is->audio_pkt_temp.stream_index = -1;
 
         is->audio_stream = stream_index;
         is->audio_st = ic->streams[stream_index];
@@ -2622,8 +2659,6 @@ static void stream_component_close(VideoState *is, int stream_index)
         /* 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);
 
@@ -2686,6 +2721,7 @@ static int read_thread(void *arg)
     int st_index[AVMEDIA_TYPE_NB];
     AVPacket pkt1, *pkt = &pkt1;
     int eof = 0;
+    int64_t stream_start_time;
     int pkt_in_play_range = 0;
     AVDictionaryEntry *t;
     AVDictionary **opts;
@@ -2721,7 +2757,8 @@ static int read_thread(void *arg)
 
     err = avformat_find_stream_info(ic, opts);
     if (err < 0) {
-        fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
+        av_log(NULL, AV_LOG_WARNING,
+               "%s: could not find codec parameters\n", is->filename);
         ret = -1;
         goto fail;
     }
@@ -2750,7 +2787,7 @@ static int read_thread(void *arg)
             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",
+            av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
                     is->filename, (double)timestamp / AV_TIME_BASE);
         }
     }
@@ -2782,6 +2819,13 @@ static int read_thread(void *arg)
     }
 
     is->show_mode = show_mode;
+    if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
+        AVStream *st = ic->streams[st_index[AVMEDIA_TYPE_VIDEO]];
+        AVCodecContext *avctx = st->codec;
+        VideoPicture vp = {.width = avctx->width, .height = avctx->height, .sar = av_guess_sample_aspect_ratio(ic, st, NULL)};
+        if (vp.width)
+            set_default_window_size(&vp);
+    }
 
     /* open the streams */
     if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
@@ -2800,7 +2844,8 @@ static int read_thread(void *arg)
     }
 
     if (is->video_stream < 0 && is->audio_stream < 0) {
-        fprintf(stderr, "%s: could not open codecs\n", is->filename);
+        av_log(NULL, AV_LOG_FATAL, "Failed to open file '%s' or configure filtergraph\n",
+               is->filename);
         ret = -1;
         goto fail;
     }
@@ -2837,7 +2882,8 @@ static int read_thread(void *arg)
 
             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);
+                av_log(NULL, AV_LOG_ERROR,
+                       "%s: error while seeking\n", is->ic->filename);
             } else {
                 if (is->audio_stream >= 0) {
                     packet_queue_flush(&is->audioq);
@@ -2869,6 +2915,7 @@ static int read_thread(void *arg)
                 if ((ret = av_copy_packet(&copy, &is->video_st->attached_pic)) < 0)
                     goto fail;
                 packet_queue_put(&is->videoq, &copy);
+                packet_queue_put_nullpacket(&is->videoq, is->video_stream);
             }
             is->queue_attachments_req = 0;
         }
@@ -2886,31 +2933,24 @@ static int read_thread(void *arg)
             SDL_UnlockMutex(wait_mutex);
             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);
-            }
-            if (is->audio_stream >= 0 &&
-                is->audio_st->codec->codec->capabilities & CODEC_CAP_DELAY) {
-                av_init_packet(pkt);
-                pkt->data = NULL;
-                pkt->size = 0;
-                pkt->stream_index = is->audio_stream;
-                packet_queue_put(&is->audioq, pkt);
+        if (!is->paused &&
+            (!is->audio_st || is->audio_finished == is->audioq.serial) &&
+            (!is->video_st || (is->video_finished == is->videoq.serial && is->pictq_size == 0))) {
+            if (loop != 1 && (!loop || --loop)) {
+                stream_seek(is, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
+            } else if (autoexit) {
+                ret = AVERROR_EOF;
+                goto fail;
             }
+        }
+        if (eof) {
+            if (is->video_stream >= 0)
+                packet_queue_put_nullpacket(&is->videoq, is->video_stream);
+            if (is->audio_stream >= 0)
+                packet_queue_put_nullpacket(&is->audioq, is->audio_stream);
+            if (is->subtitle_stream >= 0)
+                packet_queue_put_nullpacket(&is->subtitleq, is->subtitle_stream);
             SDL_Delay(10);
-            if (is->audioq.size + is->videoq.size + is->subtitleq.size == 0) {
-                if (loop != 1 && (!loop || --loop)) {
-                    stream_seek(is, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
-                } else if (autoexit) {
-                    ret = AVERROR_EOF;
-                    goto fail;
-                }
-            }
             eof=0;
             continue;
         }
@@ -2926,8 +2966,9 @@ static int read_thread(void *arg)
             continue;
         }
         /* check if packet is in play range specified by user, then queue, otherwise discard */
+        stream_start_time = ic->streams[pkt->stream_index]->start_time;
         pkt_in_play_range = duration == AV_NOPTS_VALUE ||
-                (pkt->pts - ic->streams[pkt->stream_index]->start_time) *
+                (pkt->pts - (stream_start_time != AV_NOPTS_VALUE ? stream_start_time : 0)) *
                 av_q2d(ic->streams[pkt->stream_index]->time_base) -
                 (double)(start_time != AV_NOPTS_VALUE ? start_time : 0) / 1000000
                 <= ((double)duration / 1000000);
@@ -3016,6 +3057,8 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
     int start_index, stream_index;
     int old_index;
     AVStream *st;
+    AVProgram *p = NULL;
+    int nb_streams = is->ic->nb_streams;
 
     if (codec_type == AVMEDIA_TYPE_VIDEO) {
         start_index = is->last_video_stream;
@@ -3028,8 +3071,22 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
         old_index = is->subtitle_stream;
     }
     stream_index = start_index;
+
+    if (codec_type != AVMEDIA_TYPE_VIDEO && is->video_stream != -1) {
+        p = av_find_program_from_stream(ic, NULL, is->video_stream);
+        if (p) {
+            nb_streams = p->nb_stream_indexes;
+            for (start_index = 0; start_index < nb_streams; start_index++)
+                if (p->stream_index[start_index] == stream_index)
+                    break;
+            if (start_index == nb_streams)
+                start_index = -1;
+            stream_index = start_index;
+        }
+    }
+
     for (;;) {
-        if (++stream_index >= is->ic->nb_streams)
+        if (++stream_index >= nb_streams)
         {
             if (codec_type == AVMEDIA_TYPE_SUBTITLE)
             {
@@ -3043,7 +3100,7 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
         }
         if (stream_index == start_index)
             return;
-        st = ic->streams[stream_index];
+        st = is->ic->streams[p ? p->stream_index[stream_index] : stream_index];
         if (st->codec->codec_type == codec_type) {
             /* check that parameters are OK */
             switch (codec_type) {
@@ -3061,6 +3118,8 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
         }
     }
  the_end:
+    if (p && stream_index != -1)
+        stream_index = p->stream_index[stream_index];
     stream_component_close(is, old_index);
     stream_component_open(is, stream_index);
 }
@@ -3148,6 +3207,11 @@ static void event_loop(VideoState *cur_stream)
             case SDLK_v:
                 stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
                 break;
+            case SDLK_c:
+                stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
+                stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO);
+                stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
+                break;
             case SDLK_t:
                 stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
                 break;
@@ -3236,7 +3300,8 @@ static void event_loop(VideoState *cur_stream)
                     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,
+                    av_log(NULL, AV_LOG_INFO,
+                           "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)
@@ -3245,10 +3310,14 @@ static void event_loop(VideoState *cur_stream)
                 }
             break;
         case SDL_VIDEORESIZE:
-                screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
+                screen = SDL_SetVideoMode(FFMIN(16383, 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;
+                if (!screen) {
+                    av_log(NULL, AV_LOG_FATAL, "Failed to set video mode\n");
+                    do_exit(cur_stream);
+                }
+                screen_width  = cur_stream->width  = screen->w;
+                screen_height = cur_stream->height = screen->h;
                 cur_stream->force_refresh = 1;
             break;
         case SDL_QUIT:
@@ -3286,7 +3355,7 @@ static int opt_format(void *optctx, const char *opt, const char *arg)
 {
     file_iformat = av_find_input_format(arg);
     if (!file_iformat) {
-        fprintf(stderr, "Unknown input format: %s\n", arg);
+        av_log(NULL, AV_LOG_FATAL, "Unknown input format: %s\n", arg);
         return AVERROR(EINVAL);
     }
     return 0;
@@ -3307,7 +3376,7 @@ static int opt_sync(void *optctx, const char *opt, const char *arg)
     else if (!strcmp(arg, "ext"))
         av_sync_type = AV_SYNC_EXTERNAL_CLOCK;
     else {
-        fprintf(stderr, "Unknown value for %s: %s\n", opt, arg);
+        av_log(NULL, AV_LOG_ERROR, "Unknown value for %s: %s\n", opt, arg);
         exit(1);
     }
     return 0;
@@ -3337,7 +3406,8 @@ static int opt_show_mode(void *optctx, const char *opt, const char *arg)
 static void opt_input_file(void *optctx, const char *filename)
 {
     if (input_filename) {
-        fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n",
+        av_log(NULL, AV_LOG_FATAL,
+               "Argument '%s' provided as input filename, but '%s' was already specified.\n",
                 filename, input_filename);
         exit(1);
     }
@@ -3350,7 +3420,8 @@ static int opt_codec(void *optctx, const char *opt, const char *arg)
 {
    const char *spec = strchr(opt, ':');
    if (!spec) {
-       fprintf(stderr, "No media specifier was specified in '%s' in option '%s'\n",
+       av_log(NULL, AV_LOG_ERROR,
+              "No media specifier was specified in '%s' in option '%s'\n",
                arg, opt);
        return AVERROR(EINVAL);
    }
@@ -3360,7 +3431,8 @@ static int opt_codec(void *optctx, const char *opt, const char *arg)
    case 's' : subtitle_codec_name = arg; break;
    case 'v' :    video_codec_name = arg; break;
    default:
-       fprintf(stderr, "Invalid media specifier '%s' in option '%s'\n", spec, opt);
+       av_log(NULL, AV_LOG_ERROR,
+              "Invalid media specifier '%s' in option '%s'\n", spec, opt);
        return AVERROR(EINVAL);
    }
    return 0;
@@ -3392,7 +3464,6 @@ static const OptionDef options[] = {
     { "genpts", OPT_BOOL | OPT_EXPERT, { &genpts }, "generate pts", "" },
     { "drp", OPT_INT | HAS_ARG | OPT_EXPERT, { &decoder_reorder_pts }, "let decoder reorder pts 0=off 1=on -1=auto", ""},
     { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, { &lowres }, "", "" },
-    { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, { &idct }, "set idct algo",  "algo" },
     { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, { &error_concealment }, "set error concealment options",  "bit_mask" },
     { "sync", HAS_ARG | OPT_EXPERT, { .func_arg = opt_sync }, "set audio-video sync. type (type=audio/video/ext)", "type" },
     { "autoexit", OPT_BOOL | OPT_EXPERT, { &autoexit }, "exit at the end", "" },
@@ -3442,9 +3513,10 @@ void show_help_default(const char *opt, const char *arg)
            "q, ESC              quit\n"
            "f                   toggle full screen\n"
            "p, SPC              pause\n"
-           "a                   cycle audio channel\n"
+           "a                   cycle audio channel in the current program\n"
            "v                   cycle video channel\n"
-           "t                   cycle subtitle channel\n"
+           "t                   cycle subtitle channel in the current program\n"
+           "c                   cycle program\n"
            "w                   show audio waves\n"
            "s                   activate frame-step mode\n"
            "left/right          seek backward/forward 10 seconds\n"
@@ -3484,7 +3556,6 @@ int main(int argc, char **argv)
     parse_loglevel(argc, argv, options);
 
     /* register all codecs, demux and protocols */
-    avcodec_register_all();
 #if CONFIG_AVDEVICE
     avdevice_register_all();
 #endif
@@ -3505,8 +3576,9 @@ int main(int argc, char **argv)
 
     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);
+        av_log(NULL, AV_LOG_FATAL, "An input file must be specified\n");
+        av_log(NULL, AV_LOG_FATAL,
+               "Use -h to get full help or, even better, run 'man %s'\n", program_name);
         exit(1);
     }
 
@@ -3522,8 +3594,8 @@ int main(int argc, char **argv)
     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());
-        fprintf(stderr, "(Did you set the DISPLAY variable?)\n");
+        av_log(NULL, AV_LOG_FATAL, "Could not initialize SDL - %s\n", SDL_GetError());
+        av_log(NULL, AV_LOG_FATAL, "(Did you set the DISPLAY variable?)\n");
         exit(1);
     }
 
@@ -3538,7 +3610,7 @@ int main(int argc, char **argv)
     SDL_EventState(SDL_USEREVENT, SDL_IGNORE);
 
     if (av_lockmgr_register(lockmgr)) {
-        fprintf(stderr, "Could not initialize lock manager!\n");
+        av_log(NULL, AV_LOG_FATAL, "Could not initialize lock manager!\n");
         do_exit(NULL);
     }
 
@@ -3547,7 +3619,7 @@ int main(int argc, char **argv)
 
     is = stream_open(input_filename, file_iformat);
     if (!is) {
-        fprintf(stderr, "Failed to initialize VideoState!\n");
+        av_log(NULL, AV_LOG_FATAL, "Failed to initialize VideoState!\n");
         do_exit(NULL);
     }