[FFmpeg-trac] #5626(undetermined:new): sheervideo: progressive 8bv 4:2:2:4 decodes incorrectly

FFmpeg trac at avcodec.org
Thu Jun 9 18:38:49 CEST 2016


#5626: sheervideo: progressive 8bv 4:2:2:4 decodes incorrectly
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 interlaced sample seems to decode ok

 https://www.datafilehost.com/d/aa35887a

 {{{
 sheervideo: progressive 8bv 4:2:2:4 decodes incorrectly

 interlaced sample seems to decode ok

 {{{
 C:\>ffmpeg -i C:\8bv_4_2_2_4p.mov out.avi
 ffmpeg version N-80244-g172af20 Copyright (c) 2000-2016 the FFmpeg
 developers
   built with gcc 4.5.0 (GCC) 20100414 (Fedora MinGW 4.5.0-1.fc14)
   configuration: --prefix=/var/www/users/research/ffmpeg/snapshots/build
 --arch=
 x86 --target-os=mingw32 --cross-prefix=i686-pc-mingw32- --cc='ccache i686
 -pc-min
 gw32-gcc' --enable-pthreads --enable-memalign-hack --enable-runtime-
 cpudetect --
 enable-cross-compile --enable-static --disable-shared --extra-
 libs='-lws2_32 -lw
 inmm -lpthread' --extra-cflags='--static
 -I/var/www/users/research/ffmpeg/snapsh
 ots/build/include' --extra-ldflags='-static
 -L/var/www/users/research/ffmpeg/sna
 pshots/build/lib' --enable-bzlib --enable-zlib --enable-gpl --enable-
 version3 --
 enable-nonfree --enable-libx264 --enable-libspeex --enable-libtheora
 --enable-li
 bvorbis --enable-libfaac --enable-libxvid --enable-libopencore-amrnb
 --enable-li
 bopencore-amrwb --enable-libmp3lame --enable-libfreetype --enable-libvpx
 --disab
 le-decoder=libvpx
   libavutil      55. 24.100 / 55. 24.100
   libavcodec     57. 45.100 / 57. 45.100
   libavformat    57. 37.101 / 57. 37.101
   libavdevice    57.  0.101 / 57.  0.101
   libavfilter     6. 46.101 /  6. 46.101
   libswscale      4.  1.100 /  4.  1.100
   libswresample   2.  0.101 /  2.  0.101
   libpostproc    54.  0.100 / 54.  0.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'C:\8bv_4_2_2_4p.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 537199360
     compatible_brands: qt
     creation_time   : 2016-06-09 17:21:36
   Duration: 00:00:00.30, start: 0.000000, bitrate: 189283 kb/s
     Stream #0:0(eng): Video: sheervideo (Shr3 / 0x33726853),
 yuva422p(smpte240m)
 , 1920x1080, 189259 kb/s, 10 fps, 10 tbr, 600 tbn, 600 tbc (default)
     Metadata:
       creation_time   : 2016-06-09 17:21:36
       handler_name    : Procedura obs│ugi skrˇtˇw danych Apple
       encoder         : Sheer Y'CbCrA 8bv 4:2:2:4p
 File 'out.avi' already exists. Overwrite ? [y/N] y
 [avi @ 0x28d4f80] Using AVStream.codec to pass codec parameters to muxers
 is dep
 recated, use AVStream.codecpar instead.
 Output #0, avi, to 'out.avi':
   Metadata:
     major_brand     : qt
     minor_version   : 537199360
     compatible_brands: qt
     ISFT            : Lavf57.37.101
     Stream #0:0(eng): Video: mpeg4 (FMP4 / 0x34504D46), yuv420p,
 1920x1080, q=2-
 31, 200 kb/s, 10 fps, 10 tbn, 10 tbc (default)
     Metadata:
       creation_time   : 2016-06-09 17:21:36
       handler_name    : Procedura obs│ugi skrˇtˇw danych Apple
       encoder         : Lavc57.45.100 mpeg4
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
 Stream mapping:
   Stream #0:0 -> #0:0 (sheervideo (native) -> mpeg4 (native))
 Press [q] to stop, [?] for help
 frame=    3 fps=0.0 q=1.6 Lsize=    1937kB time=00:00:00.30
 bitrate=52890.2kbits
 /s speed= 3.2x
 video:1931kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing
 overhead: 0.291208%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5626>
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