Opened 7 years ago

Last modified 20 months ago

#742 open defect

zygo video codec decodes with visible graphic corruption

Reported by: ami_stuff Owned by:
Priority: normal Component: avcodec
Version: git-master Keywords: ZyGo qdm2 h263
Cc: Blocked By:
Blocking: Reproduced by developer: yes
Analyzed by developer: no

Description

C:\>ffmpeg -i M3_E3TrailerMC56k7fps.mov
ffmpeg version N-35709-g7d531e8, Copyright (c) 2000-2011 the FFmpeg developers
  built on Dec 12 2011 13:50:00 with gcc 4.6.2
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-ru
ntime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libope
ncore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --en
able-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedinger -
-enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwben
c --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-
libxvid --enable-zlib
  libavutil    51. 32. 0 / 51. 32. 0
  libavcodec   53. 43. 0 / 53. 43. 0
  libavformat  53. 24. 0 / 53. 24. 0
  libavdevice  53.  4. 0 / 53.  4. 0
  libavfilter   2. 53. 0 /  2. 53. 0
  libswscale    2.  1. 0 /  2.  1. 0
  libpostproc  51.  2. 0 / 51.  2. 0
[h263 @ 020C9E20] illegal ac vlc code at 3x0
[h263 @ 020C9E20] Error at MB: 3
[h263 @ 020C9E20] concealing 180 DC, 180 AC, 180 MV errors

Seems stream 1 codec frame rate differs from container frame rate: 29.97 (30000/
1001) -> 7.50 (15/2)
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'M3_E3TrailerMC56k7fps.mov':
  Metadata:
    creation_time   : 2004-07-06 16:29:59
  Duration: 00:02:35.73, start: 0.000000, bitrate: 55 kb/s
    Stream #0:0(eng): Audio: qdm2 (QDM2 / 0x324D4451), 44100 Hz, 1 channels, s16
, 10 kb/s
    Metadata:
      creation_time   : 2004-07-06 16:29:59
      handler_name    : ?Apple Alias Data Handler
    Stream #0:1(eng): Video: h263 (ZyGo / 0x6F47795A), yuv420p, 240x192 [SAR 12:
11 DAR 15:11], 45 kb/s, 7.50 fps, 7.50 tbr, 600 tbn, 29.97 tbc
    Metadata:
      creation_time   : 2004-07-06 16:29:59
      handler_name    : ?Apple Alias Data Handler
At least one output file must be specified

Attachments (8)

M3_E3TrailerMC56k7fps.mov (1.0 MB) - added by ami_stuff 7 years ago.
zygo_1frame.mov (12.9 KB) - added by ami_stuff 6 years ago.
1920.MOV (66.4 KB) - added by ami_stuff 20 months ago.
1440.MOV (50.6 KB) - added by ami_stuff 20 months ago.
1280.MOV (13.5 KB) - added by ami_stuff 20 months ago.
720.MOV (13.3 KB) - added by ami_stuff 20 months ago.
160.MOV (2.8 KB) - added by ami_stuff 20 months ago.
352.MOV (6.8 KB) - added by ami_stuff 20 months ago.

Download all attachments as: .zip

Change History (12)

Changed 7 years ago by ami_stuff

comment:1 Changed 7 years ago by cehoyos

  • Component changed from undetermined to avcodec
  • Keywords ZyGo qdm2 added
  • Reproduced by developer set
  • Status changed from new to open
  • Version changed from unspecified to git-master

comment:2 Changed 6 years ago by ami_stuff

attached have only one frame

Changed 6 years ago by ami_stuff

comment:3 Changed 6 years ago by cehoyos

  • Keywords h263 added

Changed 20 months ago by ami_stuff

Changed 20 months ago by ami_stuff

Changed 20 months ago by ami_stuff

Changed 20 months ago by ami_stuff

Changed 20 months ago by ami_stuff

Changed 20 months ago by ami_stuff

comment:4 Changed 20 months ago by ami_stuff

"1920.mov" and "1440.mov" seems to decode correctly

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