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ffplay: reset external clock to unknown on start 

Fixes a delay and initial frame drops on starting realtime streams with
external clock.

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2012-12-21 00:32:18 +01:00
parent 4e33d8ebb3
commit 0ca4e9f014
1 changed files with 2 additions and 1 deletions
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ffplay.c
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@ -2835,7 +2835,8 @@ static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
is->continue_read_thread = SDL_CreateCond();
update_external_clock_pts(is, 0.0);
//FIXME: use a cleaner way to signal obsolete external clock...
update_external_clock_pts(is, (double)AV_NOPTS_VALUE);
update_external_clock_speed(is, 1.0);
is->audio_current_pts_drift = -av_gettime() / 1000000.0;
is->video_current_pts_drift = is->audio_current_pts_drift;