[FFmpeg-trac] #10584(undetermined:new): vc2 enc: gray output

[FFmpeg]

#10584: vc2 enc: gray output
-------------------------------------+-------------------------------------
             Reporter:  ami_stuff    |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 the same problem happens with 5000x5000 resolution

 {{{
 ./ffmpeg -i test2.jpg -y -vcodec vc2 out.mkv
 ffmpeg version N-112164-gcb26b85953 Copyright (c) 2000-2023 the FFmpeg
 developers
   built with gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04)
   configuration:
   libavutil      58. 25.100 / 58. 25.100
   libavcodec     60. 27.100 / 60. 27.100
   libavformat    60. 13.100 / 60. 13.100
   libavdevice    60.  2.101 / 60.  2.101
   libavfilter     9. 11.100 /  9. 11.100
   libswscale      7.  3.100 /  7.  3.100
   libswresample   4. 11.100 /  4. 11.100
 Input #0, image2, from 'test2.jpg':
   Duration: 00:00:00.04, start: 0.000000, bitrate: 108862 kb/s
   Stream #0:0: Video: mjpeg (Baseline), yuvj420p(pc,
 bt470bg/unknown/unknown), 7680x4320 [SAR 1:1 DAR 16:9], 25 fps, 25 tbr, 25
 tbn
 Stream mapping:
   Stream #0:0 -> #0:0 (mjpeg (native) -> dirac (vc2))
 Press [q] to stop, [?] for help
 [swscaler @ 0x557b04c34500] deprecated pixel format used, make sure you
 did set range correctly
     Last message repeated 3 times
 [vc2 @ 0x557b04bd35c0] Format does not strictly comply with VC2 specs
 Output #0, matroska, to 'out.mkv':
   Metadata:
     encoder         : Lavf60.13.100
   Stream #0:0: Video: dirac (drac / 0x63617264), yuv420p(tv,
 bt470bg/unknown/unknown, progressive), 7680x4320 [SAR 1:1 DAR 16:9],
 q=2-31, 600000 kb/s, 25 fps, 1k tbn
     Metadata:
       encoder         : Lavc60.27.100 vc2
 frame=    0 fps=0.0 q=-0.0 size=       0kB time=00:00:00.00 bitrate=N/A
 speed=N/frame=    1 fps=0.3 q=-0.0 size=       1kB time=00:00:00.00
 bitrate=N/A speed=  [out#0/matroska @ 0x557b04bd0640] video:6834kB
 audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing
 overhead: 0.008087%
 frame=    1 fps=0.2 q=-0.0 Lsize=    6835kB time=00:00:00.00 bitrate=N/A
 speed=   0x
 [vc2 @ 0x557b04bd35c0] Qavg: 114
 }}}

 {{{
 ./ffmpeg -i out.mkv -y out.jpg
 ffmpeg version N-112164-gcb26b85953 Copyright (c) 2000-2023 the FFmpeg
 developers
   built with gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04)
   configuration:
   libavutil      58. 25.100 / 58. 25.100
   libavcodec     60. 27.100 / 60. 27.100
   libavformat    60. 13.100 / 60. 13.100
   libavdevice    60.  2.101 / 60.  2.101
   libavfilter     9. 11.100 /  9. 11.100
   libswscale      7.  3.100 /  7.  3.100
   libswresample   4. 11.100 /  4. 11.100
 Input #0, matroska,webm, from 'out.mkv':
   Metadata:
     ENCODER         : Lavf60.13.100
   Duration: 00:00:00.04, start: 0.000000, bitrate: 1399811 kb/s
   Stream #0:0: Video: dirac, yuv420p(tv, bt470bg/bt709/bt709,
 progressive), 7680x4320 [SAR 1:1 DAR 16:9], 25 fps, 25 tbr, 1k tbn
     Metadata:
       ENCODER         : Lavc60.27.100 vc2
       DURATION        : 00:00:00.040000000
 Stream mapping:
   Stream #0:0 -> #0:0 (dirac (native) -> mjpeg (native))
 Press [q] to stop, [?] for help
 [swscaler @ 0x5566938801c0] deprecated pixel format used, make sure you
 did set range correctly
     Last message repeated 3 times
 Output #0, image2, to 'out.jpg':
   Metadata:
     encoder         : Lavf60.13.100
   Stream #0:0: Video: mjpeg, yuvj420p(pc, bt470bg/bt709/bt709,
 progressive), 7680x4320 [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s, 25 fps, 25
 tbn
     Metadata:
       DURATION        : 00:00:00.040000000
       encoder         : Lavc60.27.100 mjpeg
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: N/A
 frame=    0 fps=0.0 q=4.4 size=       0kB time=00:00:00.00 bitrate=N/A
 speed=N/A[image2 @ 0x55669385d980] The specified filename 'out.jpg' does
 not contain an image sequence pattern or a pattern is invalid.
 [image2 @ 0x55669385d980] Use a pattern such as %03d for an image sequence
 or use the -update option (with -frames:v 1 if needed) to write a single
 image.
 [out#0/image2 @ 0x556693852d40] video:190kB audio:0kB subtitle:0kB other
 streams:0kB global headers:0kB muxing overhead: unknown
 frame=    1 fps=0.0 q=4.4 Lsize=N/A time=00:00:00.00 bitrate=N/A speed=
 0x
 }}}
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10584>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker