[FFmpeg-trac] #8157(avcodec:new): DNxHR 444 variants decoding bug

[FFmpeg]

#8157: DNxHR 444 variants decoding bug
------------------------------------+-----------------------------------
             Reporter:  pdr0        |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  dnxhd       |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+-----------------------------------
Changes (by cehoyos):

 * keywords:   => dnxhd
 * version:  unspecified => git-master
 * component:  undetermined => avcodec


Comment:

 {{{
 $ ffmpeg -i DNxHR_10bit444.mov -qscale 2 out.avi
 ffmpeg version N-94943-g1db6e47e85 Copyright (c) 2000-2019 the FFmpeg
 developers
   built with clang version 8.0.1 (tags/RELEASE_801/final 366581)
   configuration: --cc=clang --enable-gpl --enable-gnutls --enable-libxml2
 --enable-libx264 --enable-libx265 --enable-libvpx --enable-libaom
   libavutil      56. 35.100 / 56. 35.100
   libavcodec     58. 56.102 / 58. 56.102
   libavformat    58. 32.104 / 58. 32.104
   libavdevice    58.  9.100 / 58.  9.100
   libavfilter     7. 58.102 /  7. 58.102
   libswscale      5.  6.100 /  5.  6.100
   libswresample   3.  6.100 /  3.  6.100
   libpostproc    55.  6.100 / 55.  6.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'DNxHR_10bit444.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     encoder         : Lavf57.25.100
   Duration: 00:00:00.08, start: 0.000000, bitrate: 1492007 kb/s
     Stream #0:0(eng): Video: dnxhd (DNXHR 444) (AVdh / 0x68645641),
 yuv444p10le(pc, bt709), 4096x2160, 1491861 kb/s, SAR 1:1 DAR 256:135, 24
 fps, 24 tbr, 12288 tbn, 12288 tbc (default)
     Metadata:
       handler_name    : VideoHandler
       timecode        : 01:00:00:00
     Stream #0:1(eng): Data: none (tmcd / 0x64636D74), 0 kb/s
     Metadata:
       handler_name    : TimeCodeHandler
       timecode        : 01:00:00:00
 Please use -q:a or -q:v, -qscale is ambiguous
 Stream mapping:
   Stream #0:0 -> #0:0 (dnxhd (native) -> mpeg4 (native))
 Press [q] to stop, [?] for help
 Output #0, avi, to 'out.avi':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     ISFT            : Lavf58.32.104
     Stream #0:0(eng): Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 4096x2160
 [SAR 1:1 DAR 256:135], q=2-31, 200 kb/s, 24 fps, 24 tbn, 24 tbc (default)
     Metadata:
       handler_name    : VideoHandler
       timecode        : 01:00:00:00
       encoder         : Lavc58.56.102 mpeg4
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: N/A
 frame=    2 fps=0.0 q=2.0 Lsize=     182kB time=00:00:00.08
 bitrate=17864.3kbits/s speed=0.443x
 video:176kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 3.223409%
 }}}
 {{{
 $ ffmpeg -i DNxHR_12bit444.mov -qscale 2 out.avi
 ffmpeg version N-94943-g1db6e47e85 Copyright (c) 2000-2019 the FFmpeg
 developers
   built with clang version 8.0.1 (tags/RELEASE_801/final 366581)
   configuration: --cc=clang --enable-gpl --enable-gnutls --enable-libxml2
 --enable-libx264 --enable-libx265 --enable-libvpx --enable-libaom
   libavutil      56. 35.100 / 56. 35.100
   libavcodec     58. 56.102 / 58. 56.102
   libavformat    58. 32.104 / 58. 32.104
   libavdevice    58.  9.100 / 58.  9.100
   libavfilter     7. 58.102 /  7. 58.102
   libswscale      5.  6.100 /  5.  6.100
   libswresample   3.  6.100 /  3.  6.100
   libpostproc    55.  6.100 / 55.  6.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'DNxHR_12bit444.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     encoder         : Lavf57.25.100
   Duration: 00:00:00.08, start: 0.000000, bitrate: 1492007 kb/s
     Stream #0:0(eng): Video: dnxhd (DNXHR 444) (AVdh / 0x68645641),
 yuv444p12le(pc, bt709), 4096x2160, 1491861 kb/s, SAR 1:1 DAR 256:135, 24
 fps, 24 tbr, 12288 tbn, 12288 tbc (default)
     Metadata:
       handler_name    : VideoHandler
       timecode        : 01:00:00:00
     Stream #0:1(eng): Data: none (tmcd / 0x64636D74), 0 kb/s
     Metadata:
       handler_name    : TimeCodeHandler
       timecode        : 01:00:00:00
 Please use -q:a or -q:v, -qscale is ambiguous
 Stream mapping:
   Stream #0:0 -> #0:0 (dnxhd (native) -> mpeg4 (native))
 Press [q] to stop, [?] for help
 Output #0, avi, to 'out.avi':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     ISFT            : Lavf58.32.104
     Stream #0:0(eng): Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 4096x2160
 [SAR 1:1 DAR 256:135], q=2-31, 200 kb/s, 24 fps, 24 tbn, 24 tbc (default)
     Metadata:
       handler_name    : VideoHandler
       timecode        : 01:00:00:00
       encoder         : Lavc58.56.102 mpeg4
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: N/A
 frame=    2 fps=0.0 q=2.0 Lsize=     182kB time=00:00:00.08
 bitrate=17923.5kbits/s speed=0.454x
 video:177kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 3.211861%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/8157#comment:1>
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