[FFmpeg-trac] #2263(avformat:open): Read second SeekHead in Matroska files (was: MKV: keyframe not used when using -ss on input?)

FFmpeg trac at avcodec.org
Sun Feb 17 18:26:31 CET 2013


#2263: Read second SeekHead in Matroska files
-------------------------------------+------------------------------------
             Reporter:  eelco        |                    Owner:
                 Type:  enhancement  |                   Status:  open
             Priority:  wish         |                Component:  avformat
              Version:  git-master   |               Resolution:
             Keywords:  mkv h264     |               Blocked By:
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  0            |
-------------------------------------+------------------------------------
Changes (by cehoyos):

 * priority:  normal => wish
 * type:  defect => enhancement
 * reproduced:  0 => 1


Comment:

 The file has one SeekHead at the beginning and a second one at the end,
 FFmpeg only reads the first one (that apparently contains no reference to
 the second one). It is unknown how such a sample can be produced.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2263#comment:8>
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