[FFmpeg-cvslog] avformat/mov: Break out of inner loop early in mov_estimate_video_delay()
Michael Niedermayer
git at videolan.org
Mon Jul 16 20:04:08 EEST 2018
ffmpeg | branch: release/4.0 | Michael Niedermayer <michael at niedermayer.cc> | Wed Jul 11 02:17:58 2018 +0200| [6b65f46673d8efa3d9323307f000ba32c95f94d8] | committer: Michael Niedermayer
avformat/mov: Break out of inner loop early in mov_estimate_video_delay()
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 at gmail.com>
Reviewed-by: Sasi Inguva <isasi at google.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit aba13dc13e5233545bdd06f514e0addbb0155c69)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6b65f46673d8efa3d9323307f000ba32c95f94d8
---
libavformat/mov.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavformat/mov.c b/libavformat/mov.c
index b01d533eb4..b0a50fbc54 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -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;
}
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