doc/APIchanges: fix typo in date
[ffmpeg.git] / ffplay.c
index 104598b..fb07d41 100644 (file)
--- a/ffplay.c
+++ b/ffplay.c
@@ -72,7 +72,7 @@ const int program_birth_year = 2003;
 #define SDL_AUDIO_BUFFER_SIZE 1024
 
 /* no AV sync correction is done if below the minimum AV sync threshold */
-#define AV_SYNC_THRESHOLD_MIN 0.01
+#define AV_SYNC_THRESHOLD_MIN 0.04
 /* AV sync correction is done if above the maximum AV sync threshold */
 #define AV_SYNC_THRESHOLD_MAX 0.1
 /* If a frame duration is longer than this, it will not be duplicated to compensate AV sync */
@@ -145,6 +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 {
@@ -266,6 +268,7 @@ typedef struct VideoState {
     int step;
 
 #if CONFIG_AVFILTER
+    int vfilter_idx;
     AVFilterContext *in_video_filter;   // the first filter in the video chain
     AVFilterContext *out_video_filter;  // the last filter in the video chain
     AVFilterContext *in_audio_filter;   // the first filter in the audio chain
@@ -322,9 +325,11 @@ double rdftspeed = 0.02;
 static int64_t cursor_last_shown;
 static int cursor_hidden = 0;
 #if CONFIG_AVFILTER
-static char *vfilters = NULL;
+static const char **vfilters_list = NULL;
+static int nb_vfilters = 0;
 static char *afilters = NULL;
 #endif
+static int autorotate = 1;
 
 /* current context */
 static int is_full_screen;
@@ -337,6 +342,15 @@ static AVPacket flush_pkt;
 
 static SDL_Surface *screen;
 
+#if CONFIG_AVFILTER
+static int opt_add_vfilter(void *optctx, const char *opt, const char *arg)
+{
+    GROW_ARRAY(vfilters_list, nb_vfilters);
+    vfilters_list[nb_vfilters - 1] = arg;
+    return 0;
+}
+#endif
+
 static inline
 int cmp_audio_fmts(enum AVSampleFormat fmt1, int64_t channel_count1,
                    enum AVSampleFormat fmt2, int64_t channel_count2)
@@ -357,8 +371,6 @@ 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;
@@ -899,7 +911,7 @@ static void video_audio_display(VideoState *s)
         /* 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;
+            time_diff = av_gettime_relative() - audio_callback_time;
             delay -= (time_diff * s->audio_tgt.freq) / 1000000;
         }
 
@@ -1051,7 +1063,7 @@ static void do_exit(VideoState *is)
     av_lockmgr_register(NULL);
     uninit_opts();
 #if CONFIG_AVFILTER
-    av_freep(&vfilters);
+    av_freep(&vfilters_list);
 #endif
     avformat_network_deinit();
     if (show_status)
@@ -1066,20 +1078,24 @@ 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;
@@ -1128,7 +1144,7 @@ static double get_clock(Clock *c)
     if (c->paused) {
         return c->pts;
     } else {
-        double time = av_gettime() / 1000000.0;
+        double time = av_gettime_relative() / 1000000.0;
         return c->pts_drift + time - (time - c->last_updated) * (1.0 - c->speed);
     }
 }
@@ -1143,7 +1159,7 @@ static void set_clock_at(Clock *c, double pts, int serial, double time)
 
 static void set_clock(Clock *c, double pts, int serial)
 {
-    double time = av_gettime() / 1000000.0;
+    double time = av_gettime_relative() / 1000000.0;
     set_clock_at(c, pts, serial, time);
 }
 
@@ -1236,7 +1252,7 @@ static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_by
 static void stream_toggle_pause(VideoState *is)
 {
     if (is->paused) {
-        is->frame_timer += av_gettime() / 1000000.0 + is->vidclk.pts_drift - is->vidclk.pts;
+        is->frame_timer += av_gettime_relative() / 1000000.0 + is->vidclk.pts_drift - is->vidclk.pts;
         if (is->read_pause_return != AVERROR(ENOSYS)) {
             is->vidclk.paused = 0;
         }
@@ -1351,7 +1367,7 @@ static void video_refresh(void *opaque, double *remaining_time)
         check_external_clock_speed(is);
 
     if (!display_disable && is->show_mode != SHOW_MODE_VIDEO && is->audio_st) {
-        time = av_gettime() / 1000000.0;
+        time = av_gettime_relative() / 1000000.0;
         if (is->force_refresh || is->last_vis_time + rdftspeed < time) {
             video_display(is);
             is->last_vis_time = time;
@@ -1382,7 +1398,7 @@ retry:
             }
 
             if (lastvp->serial != vp->serial && !redisplay)
-                is->frame_timer = av_gettime() / 1000000.0;
+                is->frame_timer = av_gettime_relative() / 1000000.0;
 
             if (is->paused)
                 goto display;
@@ -1394,7 +1410,7 @@ retry:
             else
                 delay = compute_target_delay(last_duration, is);
 
-            time= av_gettime()/1000000.0;
+            time= av_gettime_relative()/1000000.0;
             if (time < is->frame_timer + delay && !redisplay) {
                 *remaining_time = FFMIN(is->frame_timer + delay - time, *remaining_time);
                 return;
@@ -1468,7 +1484,7 @@ display:
         int aqsize, vqsize, sqsize;
         double av_diff;
 
-        cur_time = av_gettime();
+        cur_time = av_gettime_relative();
         if (!last_time || (cur_time - last_time) >= 30000) {
             aqsize = 0;
             vqsize = 0;
@@ -1604,7 +1620,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, double
         }
         /* 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);
             }
         }
@@ -1723,7 +1739,8 @@ 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) {
@@ -1751,6 +1768,10 @@ static int configure_filtergraph(AVFilterGraph *graph, const char *filtergraph,
             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);
@@ -1764,7 +1785,7 @@ static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const c
     char sws_flags_str[128];
     char buffersrc_args[256];
     int ret;
-    AVFilterContext *filt_src = NULL, *filt_out = NULL, *filt_crop;
+    AVFilterContext *filt_src = NULL, *filt_out = NULL, *last_filter = NULL;
     AVCodecContext *codec = is->video_st->codec;
     AVRational fr = av_guess_frame_rate(is->ic, is->video_st, NULL);
 
@@ -1795,16 +1816,49 @@ static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const c
     if ((ret = av_opt_set_int_list(filt_out, "pix_fmts", pix_fmts,  AV_PIX_FMT_NONE, AV_OPT_SEARCH_CHILDREN)) < 0)
         goto fail;
 
+    last_filter = filt_out;
+
+/* Note: this macro adds a filter before the lastly added filter, so the
+ * processing order of the filters is in reverse */
+#define INSERT_FILT(name, arg) do {                                         \
+    AVFilterContext *filt_ctx;                                              \
+                                                                            \
+    ret = avfilter_graph_create_filter(&filt_ctx,                           \
+                                       avfilter_get_by_name(name),          \
+                                       "ffplay_" name, arg, NULL, graph);   \
+    if (ret < 0)                                                            \
+        goto fail;                                                          \
+                                                                            \
+    ret = avfilter_link(filt_ctx, 0, last_filter, 0);                       \
+    if (ret < 0)                                                            \
+        goto fail;                                                          \
+                                                                            \
+    last_filter = filt_ctx;                                                 \
+} while (0)
+
     /* SDL YUV code is not handling odd width/height for some driver
      * combinations, therefore we crop the picture to an even width/height. */
-    if ((ret = avfilter_graph_create_filter(&filt_crop,
-                                            avfilter_get_by_name("crop"),
-                                            "ffplay_crop", "floor(in_w/2)*2:floor(in_h/2)*2", NULL, graph)) < 0)
-        goto fail;
-    if ((ret = avfilter_link(filt_crop, 0, filt_out, 0)) < 0)
-        goto fail;
+    INSERT_FILT("crop", "floor(in_w/2)*2:floor(in_h/2)*2");
+
+    if (autorotate) {
+        AVDictionaryEntry *rotate_tag = av_dict_get(is->video_st->metadata, "rotate", NULL, 0);
+        if (rotate_tag && *rotate_tag->value && strcmp(rotate_tag->value, "0")) {
+            if (!strcmp(rotate_tag->value, "90")) {
+                INSERT_FILT("transpose", "clock");
+            } else if (!strcmp(rotate_tag->value, "180")) {
+                INSERT_FILT("hflip", NULL);
+                INSERT_FILT("vflip", NULL);
+            } else if (!strcmp(rotate_tag->value, "270")) {
+                INSERT_FILT("transpose", "cclock");
+            } else {
+                char rotate_buf[64];
+                snprintf(rotate_buf, sizeof(rotate_buf), "%s*PI/180", rotate_tag->value);
+                INSERT_FILT("rotate", rotate_buf);
+            }
+        }
+    }
 
-    if ((ret = configure_filtergraph(graph, vfilters, filt_src, filt_crop)) < 0)
+    if ((ret = configure_filtergraph(graph, vfilters, filt_src, last_filter)) < 0)
         goto fail;
 
     is->in_video_filter  = filt_src;
@@ -1910,13 +1964,13 @@ static int video_thread(void *arg)
     int last_h = 0;
     enum AVPixelFormat last_format = -2;
     int last_serial = -1;
+    int last_vfilter_idx = 0;
 #endif
 
     for (;;) {
         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);
@@ -1929,7 +1983,8 @@ static int video_thread(void *arg)
         if (   last_w != frame->width
             || last_h != frame->height
             || last_format != frame->format
-            || last_serial != serial) {
+            || last_serial != serial
+            || last_vfilter_idx != is->vfilter_idx) {
             av_log(NULL, AV_LOG_DEBUG,
                    "Video frame changed from size:%dx%d format:%s serial:%d to size:%dx%d format:%s serial:%d\n",
                    last_w, last_h,
@@ -1938,12 +1993,11 @@ static int video_thread(void *arg)
                    (const char *)av_x_if_null(av_get_pix_fmt_name(frame->format), "none"), serial);
             avfilter_graph_free(&graph);
             graph = avfilter_graph_alloc();
-            if ((ret = configure_video_filters(graph, is, vfilters, frame)) < 0) {
+            if ((ret = configure_video_filters(graph, is, vfilters_list ? vfilters_list[is->vfilter_idx] : NULL, frame)) < 0) {
                 SDL_Event event;
                 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;
@@ -1952,18 +2006,16 @@ static int video_thread(void *arg)
             last_h = frame->height;
             last_format = frame->format;
             last_serial = serial;
+            last_vfilter_idx = is->vfilter_idx;
             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;
+            is->frame_last_returned_time = av_gettime_relative() / 1000000.0;
 
             ret = av_buffersink_get_frame_flags(filt_out, frame, 0);
             if (ret < 0) {
@@ -1973,7 +2025,7 @@ static int video_thread(void *arg)
                 break;
             }
 
-            is->frame_last_filter_delay = av_gettime() / 1000000.0 - is->frame_last_returned_time;
+            is->frame_last_filter_delay = av_gettime_relative() / 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;
             tb = filt_out->inputs[0]->time_base;
@@ -1990,7 +2042,6 @@ static int video_thread(void *arg)
             goto the_end;
     }
  the_end:
-    avcodec_flush_buffers(is->video_st->codec);
 #if CONFIG_AVFILTER
     avfilter_graph_free(&graph);
 #endif
@@ -2164,7 +2215,6 @@ static int audio_decode_frame(VideoState *is)
                     return AVERROR(ENOMEM);
             } else {
                 av_frame_unref(is->frame);
-                avcodec_get_frame_defaults(is->frame);
             }
 
             if (is->audioq.serial != is->audio_pkt_temp_serial)
@@ -2239,7 +2289,6 @@ 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
@@ -2376,10 +2425,8 @@ 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();
+    audio_callback_time = av_gettime_relative();
 
     while (len > 0) {
         if (is->audio_buf_index >= is->audio_buf_size) {
@@ -2387,7 +2434,7 @@ 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);
@@ -2403,11 +2450,10 @@ 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. */
     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) / bytes_per_sec, is->audio_clock_serial, audio_callback_time / 1000000.0);
+        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);
     }
 }
@@ -2417,6 +2463,8 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
     SDL_AudioSpec wanted_spec, spec;
     const char *env;
     static const int next_nb_channels[] = {0, 0, 1, 6, 2, 6, 4, 6};
+    static const int next_sample_rates[] = {0, 44100, 48000, 96000, 192000};
+    int next_sample_rate_idx = FF_ARRAY_ELEMS(next_sample_rates) - 1;
 
     env = SDL_getenv("SDL_AUDIO_CHANNELS");
     if (env) {
@@ -2427,24 +2475,32 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
         wanted_channel_layout = av_get_default_channel_layout(wanted_nb_channels);
         wanted_channel_layout &= ~AV_CH_LAYOUT_STEREO_DOWNMIX;
     }
-    wanted_spec.channels = av_get_channel_layout_nb_channels(wanted_channel_layout);
+    wanted_nb_channels = av_get_channel_layout_nb_channels(wanted_channel_layout);
+    wanted_spec.channels = wanted_nb_channels;
     wanted_spec.freq = wanted_sample_rate;
     if (wanted_spec.freq <= 0 || wanted_spec.channels <= 0) {
         av_log(NULL, AV_LOG_ERROR, "Invalid sample rate or channel count!\n");
         return -1;
     }
+    while (next_sample_rate_idx && next_sample_rates[next_sample_rate_idx] >= wanted_spec.freq)
+        next_sample_rate_idx--;
     wanted_spec.format = AUDIO_S16SYS;
     wanted_spec.silence = 0;
     wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE;
     wanted_spec.callback = sdl_audio_callback;
     wanted_spec.userdata = opaque;
     while (SDL_OpenAudio(&wanted_spec, &spec) < 0) {
-        av_log(NULL, AV_LOG_WARNING, "SDL_OpenAudio (%d channels): %s\n", wanted_spec.channels, SDL_GetError());
+        av_log(NULL, AV_LOG_WARNING, "SDL_OpenAudio (%d channels, %d Hz): %s\n",
+               wanted_spec.channels, wanted_spec.freq, SDL_GetError());
         wanted_spec.channels = next_nb_channels[FFMIN(7, wanted_spec.channels)];
         if (!wanted_spec.channels) {
-            av_log(NULL, AV_LOG_ERROR,
-                   "No more channel combinations to try, audio open failed\n");
-            return -1;
+            wanted_spec.freq = next_sample_rates[next_sample_rate_idx--];
+            wanted_spec.channels = wanted_nb_channels;
+            if (!wanted_spec.freq) {
+                av_log(NULL, AV_LOG_ERROR,
+                       "No more combinations to try, audio open failed\n");
+                return -1;
+            }
         }
         wanted_channel_layout = av_get_default_channel_layout(wanted_spec.channels);
     }
@@ -2466,6 +2522,12 @@ 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;
 }
 
@@ -2570,7 +2632,7 @@ 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));
@@ -2748,6 +2810,8 @@ static int read_thread(void *arg)
     if (genpts)
         ic->flags |= AVFMT_FLAG_GENPTS;
 
+    av_format_inject_global_side_data(ic);
+
     opts = setup_find_stream_info_opts(ic, codec_opts);
     orig_nb_streams = ic->nb_streams;
 
@@ -2815,6 +2879,16 @@ 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 = {0};
+        vp.width = avctx->width;
+        vp.height = avctx->height;
+        vp.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) {
@@ -2937,6 +3011,8 @@ static int read_thread(void *arg)
                 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);
             eof=0;
             continue;
@@ -3107,6 +3183,11 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
  the_end:
     if (p && stream_index != -1)
         stream_index = p->stream_index[stream_index];
+    av_log(NULL, AV_LOG_INFO, "Switch %s stream from #%d to #%d\n",
+           av_get_media_type_string(codec_type),
+           old_index,
+           stream_index);
+
     stream_component_close(is, old_index);
     stream_component_open(is, stream_index);
 }
@@ -3144,7 +3225,7 @@ static void refresh_loop_wait_event(VideoState *is, SDL_Event *event) {
     double remaining_time = 0.0;
     SDL_PumpEvents();
     while (!SDL_PeepEvents(event, 1, SDL_GETEVENT, SDL_ALLEVENTS)) {
-        if (!cursor_hidden && av_gettime() - cursor_last_shown > CURSOR_HIDE_DELAY) {
+        if (!cursor_hidden && av_gettime_relative() - cursor_last_shown > CURSOR_HIDE_DELAY) {
             SDL_ShowCursor(0);
             cursor_hidden = 1;
         }
@@ -3157,6 +3238,33 @@ static void refresh_loop_wait_event(VideoState *is, SDL_Event *event) {
     }
 }
 
+static void seek_chapter(VideoState *is, int incr)
+{
+    int64_t pos = get_master_clock(is) * AV_TIME_BASE;
+    int i;
+
+    if (!is->ic->nb_chapters)
+        return;
+
+    /* find the current chapter */
+    for (i = 0; i < is->ic->nb_chapters; i++) {
+        AVChapter *ch = is->ic->chapters[i];
+        if (av_compare_ts(pos, AV_TIME_BASE_Q, ch->start, ch->time_base) < 0) {
+            i--;
+            break;
+        }
+    }
+
+    i += incr;
+    i = FFMAX(i, 0);
+    if (i >= is->ic->nb_chapters)
+        return;
+
+    av_log(NULL, AV_LOG_VERBOSE, "Seeking to chapter %d.\n", i);
+    stream_seek(is, av_rescale_q(is->ic->chapters[i]->start, is->ic->chapters[i]->time_base,
+                                 AV_TIME_BASE_Q), 0, 0);
+}
+
 /* handle an event sent by the GUI */
 static void event_loop(VideoState *cur_stream)
 {
@@ -3203,14 +3311,32 @@ static void event_loop(VideoState *cur_stream)
                 stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
                 break;
             case SDLK_w:
+#if CONFIG_AVFILTER
+                if (cur_stream->show_mode == SHOW_MODE_VIDEO && cur_stream->vfilter_idx < nb_vfilters - 1) {
+                    if (++cur_stream->vfilter_idx >= nb_vfilters)
+                        cur_stream->vfilter_idx = 0;
+                } else {
+                    cur_stream->vfilter_idx = 0;
+                    toggle_audio_display(cur_stream);
+                }
+#else
                 toggle_audio_display(cur_stream);
+#endif
                 break;
             case SDLK_PAGEUP:
-                incr = 600.0;
-                goto do_seek;
+                if (cur_stream->ic->nb_chapters <= 1) {
+                    incr = 600.0;
+                    goto do_seek;
+                }
+                seek_chapter(cur_stream, 1);
+                break;
             case SDLK_PAGEDOWN:
-                incr = -600.0;
-                goto do_seek;
+                if (cur_stream->ic->nb_chapters <= 1) {
+                    incr = -600.0;
+                    goto do_seek;
+                }
+                seek_chapter(cur_stream, -1);
+                break;
             case SDLK_LEFT:
                 incr = -10.0;
                 goto do_seek;
@@ -3263,7 +3389,7 @@ static void event_loop(VideoState *cur_stream)
                 SDL_ShowCursor(1);
                 cursor_hidden = 0;
             }
-            cursor_last_shown = av_gettime();
+            cursor_last_shown = av_gettime_relative();
             if (event.type == SDL_MOUSEBUTTONDOWN) {
                 x = event.button.x;
             } else {
@@ -3461,7 +3587,7 @@ static const OptionDef options[] = {
     { "infbuf", OPT_BOOL | OPT_EXPERT, { &infinite_buffer }, "don't limit the input buffer size (useful with realtime streams)", "" },
     { "window_title", OPT_STRING | HAS_ARG, { &window_title }, "set window title", "window title" },
 #if CONFIG_AVFILTER
-    { "vf", OPT_STRING | HAS_ARG, { &vfilters }, "set video filters", "filter_graph" },
+    { "vf", OPT_EXPERT | HAS_ARG, { .func_arg = opt_add_vfilter }, "set video filters", "filter_graph" },
     { "af", OPT_STRING | HAS_ARG, { &afilters }, "set audio filters", "filter_graph" },
 #endif
     { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, { &rdftspeed }, "rdft speed", "msecs" },
@@ -3472,6 +3598,7 @@ static const OptionDef options[] = {
     { "acodec", HAS_ARG | OPT_STRING | OPT_EXPERT, {    &audio_codec_name }, "force audio decoder",    "decoder_name" },
     { "scodec", HAS_ARG | OPT_STRING | OPT_EXPERT, { &subtitle_codec_name }, "force subtitle decoder", "decoder_name" },
     { "vcodec", HAS_ARG | OPT_STRING | OPT_EXPERT, {    &video_codec_name }, "force video decoder",    "decoder_name" },
+    { "autorotate", OPT_BOOL, { &autorotate }, "automatically rotate video", "" },
     { NULL, },
 };
 
@@ -3504,7 +3631,7 @@ void show_help_default(const char *opt, const char *arg)
            "v                   cycle video channel\n"
            "t                   cycle subtitle channel in the current program\n"
            "c                   cycle program\n"
-           "w                   show audio waves\n"
+           "w                   cycle video filters or show modes\n"
            "s                   activate frame-step mode\n"
            "left/right          seek backward/forward 10 seconds\n"
            "down/up             seek backward/forward 1 minute\n"
@@ -3577,7 +3704,7 @@ int main(int argc, char **argv)
         flags &= ~SDL_INIT_AUDIO;
     if (display_disable)
         SDL_putenv(dummy_videodriver); /* For the event queue, we always need a video driver. */
-#if !defined(__MINGW32__) && !defined(__APPLE__)
+#if !defined(_WIN32) && !defined(__APPLE__)
     flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */
 #endif
     if (SDL_Init (flags)) {