[FFmpeg-trac] #2799(avcodec:open): No support for cmyk jpeg
FFmpeg
trac at avcodec.org
Thu Jul 25 09:23:03 CEST 2013
#2799: No support for cmyk jpeg
------------------------------------+-----------------------------------
Reporter: cyril | Owner:
Type: defect | Status: open
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: mjpeg | Blocked By:
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
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Changes (by cehoyos):
* keywords: => mjpeg
* status: new => open
* component: FFplay => avcodec
* reproduced: 0 => 1
Comment:
FFmpeg originally correctly reported that it cannot decode the image, now
an image with incorrect colours and a completely transparent alpha layer
is decoded without any warning.
{{{
$ ffmpeg -i SLW_LOGO_CMYK.jpg
ffmpeg version N-54924-g5156d48 Copyright (c) 2000-2013 the FFmpeg
developers
built on Jul 25 2013 09:01:09 with gcc 4.7 (SUSE Linux)
configuration: --enable-gpl --disable-indev=jack
libavutil 52. 40.100 / 52. 40.100
libavcodec 55. 19.100 / 55. 19.100
libavformat 55. 12.102 / 55. 12.102
libavdevice 55. 3.100 / 55. 3.100
libavfilter 3. 81.103 / 3. 81.103
libswscale 2. 4.100 / 2. 4.100
libswresample 0. 17.103 / 0. 17.103
libpostproc 52. 3.100 / 52. 3.100
Input #0, image2, from 'SLW_LOGO_CMYK.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
Stream #0:0: Video: mjpeg, yuva444p, 4776x2033, 25 tbr, 25 tbn, 25 tbc
At least one output file must be specified
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2799#comment:1>
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