[FFmpeg-trac] #1069(undetermined:open): Canon Powershot playback / conversion

FFmpeg trac at avcodec.org
Thu Mar 22 08:27:13 CET 2012

#1069: Canon Powershot playback / conversion
             Reporter:  lennie       |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  minor        |                Component:
              Version:  git-master   |  undetermined
             Keywords:  h264 mov     |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  1
Changes (by cehoyos):

 * keywords:  h264 => h264 mov
 * priority:  normal => minor
 * status:  new => open
 * reproduced:  0 => 1


 When decoding green-lines-blocks-from-canon-100-hs.MOV, FFmpeg shows
 artefacts for the first twelve frames (except frame one and two), no
 artefacts (and no decoding errors) are shown from frame 13 on. Both green-
 lines-blocks-from-canon-100-hs.avi  and green-lines-blocks-from-
 canon-100-hs-30.avi start with frame 13, so I am not convinced the
 artefacts can be avoided, but starting with frame 13 may be possible.

 (The original sample has ~24fps, the tool you used duplicates / drops
 frames similar to FFmpeg if another frame rate than the original is

Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1069#comment:11>
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