[FFmpeg-trac] #1103(undetermined:new): pgmyuv: problem with odd height (wrong resolution reported by decoder)

[FFmpeg]

#1103: pgmyuv: problem with odd height (wrong resolution reported by decoder)
-------------------------------------+-------------------------------------
             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            |
-------------------------------------+-------------------------------------
 Is that a bug in pgmyuv decoder or maybe pgmyuv encoder should just reject
 input with odd height as it does with odd width?

 {{{
 C:\>ffmpeg -i 599.png -s 600x411 out.pgmyuv
 ffmpeg version N-38892-g6cabb67 Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Mar 19 2012 02:36:23 with gcc 4.5.0 20100414 (Fedora MinGW
 4.5.0-1.fc
 14)
   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-w32threads --enable-memalign-hack --enable-runtime-
 cpudetect
 --enable-cross-compile --enable-static --disable-shared --extra-
 libs='-lws2_32 -
 lwinmm' --extra-cflags='--static
 -I/var/www/users/research/ffmpeg/snapshots/buil
 d/include' --extra-ldflags='-static
 -L/var/www/users/research/ffmpeg/snapshots/b
 uild/lib' --enable-bzlib --enable-zlib --enable-gpl --enable-version3
 --enable-n
 onfree --enable-libx264 --enable-libspeex --enable-libtheora --enable-
 libvorbis
 --enable-libfaac --enable-libxvid --enable-libopencore-amrnb --enable-
 libopencor
 e-amrwb --enable-libmp3lame --enable-libvpx --disable-decoder=libvpx
   libavutil      51. 42.100 / 51. 42.100
   libavcodec     54. 11.100 / 54. 11.100
   libavformat    54.  2.100 / 54.  2.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 65.101 /  2. 65.101
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  7.100 /  0.  7.100
   libpostproc    52.  0.100 / 52.  0.100
 Input #0, image2, from '599.png':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: png, rgb24, 599x412, 25 tbr, 25 tbn, 25 tbc
 Incompatible pixel format 'rgb24' for codec 'pgmyuv', auto-selecting
 format 'yuv
 420p'
 [buffer @ 0x1d91560] w:599 h:412 pixfmt:rgb24 tb:1/1000000 sar:0/1
 sws_param:
 [scale @ 0x1d91a20] w:599 h:412 fmt:rgb24 sar:0/1 -> w:600 h:411
 fmt:yuv420p sar
 :0/1 flags:0x4
 Output #0, image2, to 'out.pgmyuv':
   Metadata:
     encoder         : Lavf54.2.100
     Stream #0:0: Video: pgmyuv, yuv420p, 600x411, q=2-31, 200 kb/s, 90k
 tbn, 25
 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (png -> pgmyuv)
 Press [q] to stop, [?] for help
 frame=    1 fps=0.0 q=0.0 Lsize=       0kB time=00:00:00.04 bitrate=
 0.0kbits/
 s
 video:361kB audio:0kB global headers:0kB muxing overhead -100.000000%
 }}}


 {{{
 C:\>ffmpeg -i out.pgmyuv out.bmp
 ffmpeg version N-38892-g6cabb67 Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Mar 19 2012 02:36:23 with gcc 4.5.0 20100414 (Fedora MinGW
 4.5.0-1.fc
 14)
   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-w32threads --enable-memalign-hack --enable-runtime-
 cpudetect
 --enable-cross-compile --enable-static --disable-shared --extra-
 libs='-lws2_32 -
 lwinmm' --extra-cflags='--static
 -I/var/www/users/research/ffmpeg/snapshots/buil
 d/include' --extra-ldflags='-static
 -L/var/www/users/research/ffmpeg/snapshots/b
 uild/lib' --enable-bzlib --enable-zlib --enable-gpl --enable-version3
 --enable-n
 onfree --enable-libx264 --enable-libspeex --enable-libtheora --enable-
 libvorbis
 --enable-libfaac --enable-libxvid --enable-libopencore-amrnb --enable-
 libopencor
 e-amrwb --enable-libmp3lame --enable-libvpx --disable-decoder=libvpx
   libavutil      51. 42.100 / 51. 42.100
   libavcodec     54. 11.100 / 54. 11.100
   libavformat    54.  2.100 / 54.  2.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 65.101 /  2. 65.101
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  7.100 /  0.  7.100
   libpostproc    52.  0.100 / 52.  0.100
 Input #0, image2, from 'out.pgmyuv':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: pgmyuv, yuv420p, 600x616, 25 tbr, 25 tbn, 25 tbc
 Incompatible pixel format 'yuv420p' for codec 'bmp', auto-selecting format
 'bgr2
 4'
 [buffer @ 0x1d91b40] w:600 h:616 pixfmt:yuv420p tb:1/1000000 sar:0/1
 sws_param:
 [buffersink @ 0x1d91dc0] auto-inserting filter 'auto-inserted scale 0'
 between t
 he filter 'src' and the filter 'out'
 [scale @ 0x1d91320] w:600 h:616 fmt:yuv420p sar:0/1 -> w:600 h:616
 fmt:bgr24 sar
 :0/1 flags:0x4
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf54.2.100
     Stream #0:0: Video: bmp, bgr24, 600x616, q=2-31, 200 kb/s, 90k tbn, 25
 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (pgmyuv -> bmp)
 Press [q] to stop, [?] for help
 Error while decoding stream #0:0
 frame=    0 fps=0.0 q=0.0 Lsize=       0kB time=00:00:00.00 bitrate=
 0.0kbits/
 s
 video:0kB audio:0kB global headers:0kB muxing overhead nan%
 Output file is empty, nothing was encoded (check -ss / -t / -frames
 parameters i
 f used)
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1103>
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