[FFmpeg-cvslog] movenc: Update a comment to reflect how the code actually behaves

Martin Storsjö git at videolan.org
Thu May 12 15:28:35 CEST 2016


ffmpeg | branch: master | Martin Storsjö <martin at martin.st> | Tue Apr 19 14:07:25 2016 +0300| [0abb07bad7026a945a31ba4047e6583c8b3fa3da] | committer: Martin Storsjö

movenc: Update a comment to reflect how the code actually behaves

This codepath isn't quite as bad as it used to sound, if fragments
are cut automatically at video packets.

Signed-off-by: Martin Storsjö <martin at martin.st>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0abb07bad7026a945a31ba4047e6583c8b3fa3da
---

 libavformat/movenc.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 446c1ad..78ff4ee 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -3495,7 +3495,8 @@ int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt)
             /* We also may have written the pts and the corresponding duration
              * in sidx/tfrf/tfxd tags; make sure the sidx pts and duration match up with
              * the next fragment. This means the cts of the first sample must
-             * be the same in all fragments. */
+             * be the same in all fragments, unless end_pts was updated by
+             * the packet causing the fragment to be written. */
             if ((mov->flags & FF_MOV_FLAG_DASH && !(mov->flags & FF_MOV_FLAG_GLOBAL_SIDX)) ||
                 mov->mode == MODE_ISM)
                 pkt->pts = pkt->dts + trk->end_pts - trk->cluster[trk->entry].dts;



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