videolan/ffmpeg
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Code Releases Activity

Merge remote-tracking branch 'cus/stable'

Browse Source 
* cus/stable:
  ffplay: add support for libswresample options
  ffplay: use av_frame_get_pkt_pos instead directly accessing pkt pos
  ffplay: factor out picture freeing code
  ffplay: update and extend documentation for channel and stream switching

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-10-26 13:54:25 +02:00
commit 444ce03f0f
2 changed files with 28 additions and 16 deletions
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7
doc/ffplay.texi
View File

@ -174,13 +174,16 @@ Toggle full screen.
Pause.
@item a
Cycle audio channel.
Cycle audio channel in the curret program.
@item v
Cycle video channel.
@item t
Cycle subtitle channel.
Cycle subtitle channel in the current program.
@item c
Cycle program.
@item w
Show audio waves.

37
ffplay.c
View File

@ -785,6 +785,14 @@ 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);
@ -1013,7 +1021,6 @@ 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;
@ -1023,13 +1030,8 @@ 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);
@ -1505,8 +1507,7 @@ static void alloc_picture(VideoState *is)
vp = &is->pictq[is->pictq_windex];
if (vp->bmp)
SDL_FreeYUVOverlay(vp->bmp);
free_picture(vp);
video_open(is, 0, vp);
@ -1714,7 +1715,7 @@ static int get_video_frame(VideoState *is, AVFrame *frame, AVPacket *pkt, int *s
!isnan(ptsdiff) && ptsdiff > 0 && ptsdiff < AV_NOSYNC_THRESHOLD &&
clockdiff + ptsdiff - is->frame_last_filter_delay < 0 &&
is->videoq.nb_packets) {
is->frame_last_dropped_pos = pkt->pos;
is->frame_last_dropped_pos = av_frame_get_pkt_pos(frame);
is->frame_last_dropped_pts = dpts;
is->frame_last_dropped_serial = *serial;
is->frame_drops_early++;
@ -1832,6 +1833,8 @@ 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;
@ -1839,6 +1842,12 @@ 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),
@ -1982,7 +1991,7 @@ static int video_thread(void *arg)
}
#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);
ret = queue_picture(is, frame, pts, av_frame_get_pkt_pos(frame), serial);
av_frame_unref(frame);
#endif
@ -3500,9 +3509,9 @@ 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"