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Code Issues Releases Activity

avformat/mov: Break out of inner loop early in mov_estimate_video_delay()

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0.266 <- 0.299 sec (this is time ffmpeg so containing alot other things)

Sample for benchmark was: ffmpeg -f rawvideo -pix_fmt yuv420p -s 32x32 -i /dev/zero -t 24:00:00.00 out.mp4

Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Reviewed-by: Sasi Inguva <isasi@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit aba13dc13e5233545bdd06f514e0addbb0155c69)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-07-11 02:17:58 +02:00
parent 052edeec55
commit 6b65f46673
1 changed files with 2 additions and 0 deletions
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2
libavformat/mov.c
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@ -3330,6 +3330,8 @@ static void mov_estimate_video_delay(MOVContext *c, AVStream* st) {
if (pts_buf[j] < pts_buf[r]) {
FFSWAP(int64_t, pts_buf[j], pts_buf[r]);
++num_swaps;
} else {
break;
}
j = r;
}