[FFmpeg-trac] #171(undetermined:new): TIFF 1bpp decodes incorrectly
FFmpeg
trac at avcodec.org
Sun May 8 12:58:29 CEST 2011
#171: TIFF 1bpp decodes incorrectly
--------------------------+--------------------------
Reporter: ami_stuff | Type: defect
Status: new | Priority: normal
Component: undetermined | Version: unspecified
Keywords: | Blocked By:
Blocking: | Reproduced: 0
Analyzed: 0 |
--------------------------+--------------------------
Issue 1437
{{{
Author: ami_stuff Date: 2009-09-30.17:20:00
Attached TIFF 1bpp file without compression decodes incorrectly.
FFmpeg -i test_1bpp.tif out.bmp
--------
C:\>ffmpeg -i Test_1bpp.tif
FFmpeg version SVN-r20091, Copyright (c) 2000-2009 Fabrice Bellard, et al.
built on Sep 30 2009 04:04:31 with gcc 4.2.4
configuration: --enable-memalign-hack --prefix=/mingw --cross-
prefix=i686-ming
w32- --cc=ccache-i686-mingw32-gcc --target-os=mingw32 --arch=i686
--cpu=i686 --e
nable-avisynth --enable-gpl --enable-zlib --enable-bzlib --enable-libgsm
--enabl
e-libfaad --enable-pthreads --enable-libvorbis --enable-libtheora
--enable-libsp
eex --enable-libmp3lame --enable-libopenjpeg --enable-libxvid --enable-
libschroe
dinger --enable-libx264
libavutil 50. 3. 0 / 50. 3. 0
libavcodec 52.36. 0 / 52.36. 0
libavformat 52.39. 0 / 52.39. 0
libavdevice 52. 2. 0 / 52. 2. 0
libswscale 0. 7. 1 / 0. 7. 1
Input #0, image2, from 'Test_2bpp.tif':
Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
Stream #0.0: Video: tiff, monob, 818x305, 25 tbr, 25 tbn, 25 tbc
At least one output file must be specified
}}}
{{{
Author: cehoyos Date: 2009-09-30.17:32:43
Reproducible.
}}}
{{{
Author: kostya Date: 2009-10-01.05:57:42
obviously, TIFF decoder needs to extract each row from continuous
data in this case, will be done sometime
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/171>
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