[FFmpeg-trac] #10227(undetermined:new): cscd: video with width not multiple of 4 fails to decode

FFmpeg trac at avcodec.org
Thu Mar 2 00:53:10 EET 2023


#10227: cscd: video with width not multiple of 4 fails to decode
-------------------------------------+-------------------------------------
             Reporter:  ami_stuff    |                    Owner:  (none)
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  unspecified  |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Comment (by ami_stuff):

 This is another regression somewhere between 20180614-29cddc9 and
 20181029-32d021c:

 {{{
 C:\ffmpeg.exe -i cscd_1_0_306_306_lzo.avi -y out.avi
 ffmpeg version N-91288-g29cddc99cd Copyright (c) 2000-2018 the FFmpeg
 developers

   built with gcc 7.3.0 (GCC)
   configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
 bzlib --e
 nable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-
 libblur
 ay --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb
 --enable-
 libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine
 --enab
 le-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame
 --enable-li
 bvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-
 libx265 --en
 able-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp
 --enable-
 libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa
 --enabl
 e-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-amf
 --enabl
 e-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec
 --enab
 le-dxva2 --enable-avisynth
   libavutil      56. 18.102 / 56. 18.102
   libavcodec     58. 20.102 / 58. 20.102
   libavformat    58. 17.100 / 58. 17.100
   libavdevice    58.  4.101 / 58.  4.101
   libavfilter     7. 25.100 /  7. 25.100
   libswscale      5.  2.100 /  5.  2.100
   libswresample   3.  2.100 /  3.  2.100
   libpostproc    55.  2.100 / 55.  2.100
 Input #0, avi, from 'cscd_1_0_306_306_lzo.avi':
   Metadata:
     encoder         : Lavf60.2.100
   Duration: 00:00:00.21, start: 0.000000, bitrate: 43011 kb/s
     Stream #0:0: Video: cscd (CSCD / 0x44435343), bgr24, 306x306, 23.97
 fps, 23.
 97 tbr, 23.97 tbn, 23.97 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (cscd (camstudio) -> mpeg4 (native))
 Press [q] to stop, [?] for help
 Output #0, avi, to 'out.avi':
   Metadata:
     ISFT            : Lavf58.17.100
     Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 306x306,
 q=2-31, 200
  kb/s, 23.97 fps, 23.97 tbn, 23.97 tbc
     Metadata:
       encoder         : Lavc58.20.102 mpeg4
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
 frame=    5 fps=0.0 q=2.7 Lsize=      48kB time=00:00:00.20
 bitrate=1896.5kbits/
 s speed=3.34x
 video:43kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing ov
 erhead: 13.313474%
 }}}

 {{{
 C:\ffmpeg.exe -i cscd_1_0_306_306_lzo.avi -y out.avi
 ffmpeg version N-92308-g32d021cfa6 Copyright (c) 2000-2018 the FFmpeg
 developers

   built with gcc 8.2.1 (GCC) 20181017
   configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
 fontconfi
 g --enable-gnutls --enable-iconv --enable-libass --enable-libbluray
 --enable-lib
 freetype --enable-libmp3lame --enable-libopencore-amrnb --enable-
 libopencore-amr
 wb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-
 libsnappy --
 enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx
 --enable-l
 ibwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-
 libxml2 --
 enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-
 libvidstab --en
 able-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-
 libspeex --en
 able-libxvid --enable-libaom --enable-libmfx --enable-amf --enable-
 ffnvcodec --e
 nable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2
 --enab
 le-avisynth
   libavutil      56. 21.100 / 56. 21.100
   libavcodec     58. 34.100 / 58. 34.100
   libavformat    58. 19.102 / 58. 19.102
   libavdevice    58.  4.106 / 58.  4.106
   libavfilter     7. 38.100 /  7. 38.100
   libswscale      5.  2.100 /  5.  2.100
   libswresample   3.  2.100 /  3.  2.100
   libpostproc    55.  2.100 / 55.  2.100
 Input #0, avi, from 'cscd_1_0_306_306_lzo.avi':
   Metadata:
     encoder         : Lavf60.2.100
   Duration: 00:00:00.21, start: 0.000000, bitrate: 43011 kb/s
     Stream #0:0: Video: cscd (CSCD / 0x44435343), bgr24, 306x306, 23.97
 fps, 23.
 97 tbr, 23.97 tbn, 23.97 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (cscd (camstudio) -> mpeg4 (native))
 Press [q] to stop, [?] for help
 [camstudio @ 03ec5700] error during lzo decompression
 Error while decoding stream #0:0: Invalid data found when processing input
 [camstudio @ 03ec5700] error during lzo decompression
 Error while decoding stream #0:0: Invalid data found when processing input
 [camstudio @ 03ec5700] error during lzo decompression
 Error while decoding stream #0:0: Invalid data found when processing input
 [camstudio @ 03ec5700] error during lzo decompression
 Error while decoding stream #0:0: Invalid data found when processing input
 [camstudio @ 03ec5700] error during lzo decompression
 Error while decoding stream #0:0: Invalid data found when processing input
 Output #0, avi, to 'out.avi':
   Metadata:
     ISFT            : Lavf58.19.102
     Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 306x306,
 q=2-31, 200
  kb/s, 23.97 fps, 23.97 tbn, 23.97 tbc
     Metadata:
       encoder         : Lavc58.34.100 mpeg4
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
 frame=    0 fps=0.0 q=0.0 Lsize=       6kB time=00:00:00.00 bitrate=N/A
 speed=
  0x
 video:0kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing ove
 rhead: unknown
 Output file is empty, nothing was encoded (check -ss / -t / -frames
 parameters i
 f used)
 Conversion failed!
 }}}
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10227#comment:1>
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