doc/APIchanges: fix typo in date
[ffmpeg.git] / ffplay.c
index fbf7d56..fb07d41 100644 (file)
--- a/ffplay.c
+++ b/ffplay.c
@@ -268,6 +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
@@ -324,9 +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;
@@ -339,6 +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)
@@ -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)
@@ -1132,7 +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);
     }
 }
@@ -1147,7 +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);
 }
 
@@ -1240,7 +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;
         }
@@ -1355,7 +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;
@@ -1386,7 +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;
@@ -1398,7 +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;
@@ -1472,7 +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;
@@ -1773,7 +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);
 
@@ -1804,16 +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;
@@ -1919,6 +1964,7 @@ 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 (;;) {
@@ -1937,7 +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,
@@ -1946,7 +1993,7 @@ 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;
@@ -1959,6 +2006,7 @@ 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;
         }
 
@@ -1967,7 +2015,7 @@ static int video_thread(void *arg)
             goto the_end;
 
         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) {
@@ -1977,7 +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;
@@ -2378,7 +2426,7 @@ static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
     VideoState *is = opaque;
     int audio_size, len1;
 
-    audio_callback_time = av_gettime();
+    audio_callback_time = av_gettime_relative();
 
     while (len > 0) {
         if (is->audio_buf_index >= is->audio_buf_size) {
@@ -3177,7 +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;
         }
@@ -3263,7 +3311,17 @@ 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:
                 if (cur_stream->ic->nb_chapters <= 1) {
@@ -3331,7 +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 {
@@ -3529,7 +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" },
@@ -3540,6 +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, },
 };
 
@@ -3572,7 +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"