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Merge remote-tracking branch 'cus/stable' 

* cus/stable:
  ffplay: increase maximum frame duration to 1 hour for streams without TS discontinuity
  ffplay: fix updating external clock after seeking
  ffplay: disallow seeking before the start of the file

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-11-29 03:18:27 +01:00
parent 1eb8809a41 f7eb50f3c0
commit 55a5ded67e
1 changed files with 12 additions and 2 deletions
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14
ffplay.c
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@ -234,6 +234,7 @@ typedef struct VideoState {
double video_current_pts; // current displayed pts (different from video_clock if frame fifos are used)
double video_current_pts_drift; // video_current_pts - time (av_gettime) at which we updated video_current_pts - used to have running video pts
int64_t video_current_pos; // current displayed file pos
double max_frame_duration; // maximum duration of a frame - above this, we consider the jump a timestamp discontinuity
VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE];
int pictq_size, pictq_rindex, pictq_windex;
SDL_mutex *pictq_mutex;
@ -1318,7 +1319,7 @@ retry:
/* compute nominal last_duration */
last_duration = vp->pts - is->frame_last_pts;
if (last_duration > 0 && last_duration < 10.0) {
if (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;
}
@ -2557,6 +2558,8 @@ static int read_thread(void *arg)
if (seek_by_bytes < 0)
seek_by_bytes = !!(ic->iformat->flags & AVFMT_TS_DISCONT);
is->max_frame_duration = (ic->iformat->flags & AVFMT_TS_DISCONT) ? 10.0 : 3600.0;
/* if seeking requested, we execute it */
if (start_time != AV_NOPTS_VALUE) {
int64_t timestamp;
@ -2669,8 +2672,13 @@ static int read_thread(void *arg)
packet_queue_flush(&is->videoq);
packet_queue_put(&is->videoq, &flush_pkt);
}
if (is->seek_flags & AVSEEK_FLAG_BYTE) {
//FIXME: use a cleaner way to signal obsolete external clock...
update_external_clock_pts(is, (double)AV_NOPTS_VALUE);
} else {
update_external_clock_pts(is, seek_target / (double)AV_TIME_BASE);
}
}
update_external_clock_pts(is, (seek_target + ic->start_time) / (double)AV_TIME_BASE);
is->seek_req = 0;
eof = 0;
}
@ -2984,6 +2992,8 @@ static void event_loop(VideoState *cur_stream)
} else {
pos = get_master_clock(cur_stream);
pos += incr;
if (cur_stream->ic->start_time != AV_NOPTS_VALUE && pos < cur_stream->ic->start_time / (double)AV_TIME_BASE)
pos = cur_stream->ic->start_time / (double)AV_TIME_BASE;
stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
}
break;