[FFmpeg-trac] #5544(avcodec:new): hevc gray decoding mostly black for >8 bit

FFmpeg trac at avcodec.org
Thu May 12 12:26:09 CEST 2016


#5544: hevc gray decoding mostly black for >8 bit
--------------------------------------+---------------------------------
               Reporter:  cehoyos     |                  Owner:
                   Type:  defect      |                 Status:  new
               Priority:  normal      |              Component:  avcodec
                Version:  git-master  |               Keywords:  hevc
             Blocked By:              |               Blocking:
Reproduced by developer:  0           |  Analyzed by developer:  0
--------------------------------------+---------------------------------
 {{{
 $ ffmpeg -i gray10.hevc out.tif
 ffmpeg version N-79948-gd1cacbb Copyright (c) 2000-2016 the FFmpeg
 developers
   built with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl --enable-libx265
   libavutil      55. 24.100 / 55. 24.100
   libavcodec     57. 41.102 / 57. 41.102
   libavformat    57. 36.100 / 57. 36.100
   libavdevice    57.  0.101 / 57.  0.101
   libavfilter     6. 45.100 /  6. 45.100
   libswscale      4.  1.100 /  4.  1.100
   libswresample   2.  0.101 /  2.  0.101
   libpostproc    54.  0.100 / 54.  0.100
 Input #0, hevc, from 'gray10.hevc':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: hevc (Rext), gray16le(tv), 256x256, 25 fps, 25
 tbr, 1200k tbn
 [image2 @ 0x3358320] Using AVStream.codec to pass codec parameters to
 muxers is deprecated, use AVStream.codecpar instead.
 Output #0, image2, to 'out.tif':
   Metadata:
     encoder         : Lavf57.36.100
     Stream #0:0: Video: tiff, gray16le, 256x256, q=2-31, 200 kb/s, 25 fps,
 25 tbn
     Metadata:
       encoder         : Lavc57.41.102 tiff
 Stream mapping:
   Stream #0:0 -> #0:0 (hevc (native) -> tiff (native))
 Press [q] to stop, [?] for help
 frame=    1 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
 speed=9.66x
 video:129kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}

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Ticket URL: <https://trac.ffmpeg.org/ticket/5544>
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