[FFmpeg-trac] #967(undetermined:new): iff ilbm ham8 with transparency decodes incorrectly
FFmpeg
trac at avcodec.org
Wed Feb 1 22:02:21 CET 2012
#967: iff ilbm ham8 with transparency decodes incorrectly
-------------------------------------+-------------------------------------
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 |
-------------------------------------+-------------------------------------
decodes ok with amiga programs and pmview
http://www.pmview.com/
{{{
C:\>ffmpeg -i ham8_transparent.iff out.bmp
ffmpeg version N-37208-g01fcbdf Copyright (c) 2000-2012 the FFmpeg
developers
built on Jan 27 2012 18:34:52 with gcc 4.6.2
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-ru
ntime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-
libope
ncore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-
libgsm --en
able-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-
libschroedinger -
-enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-
amrwben
c --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs
--enable-
libxvid --enable-zlib
libavutil 51. 34.101 / 51. 34.101
libavcodec 53. 60.100 / 53. 60.100
libavformat 53. 31.100 / 53. 31.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 60.100 / 2. 60.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
libpostproc 52. 0.100 / 52. 0.100
[IFF @ 02142320] Estimating duration from bitrate, this may be inaccurate
Input #0, IFF, from 'ham8_transparent.iff':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: iff_byterun1 (ILBM / 0x4D424C49), bgra, 170x129,
SAR 44:
44 DAR 170:129, 90k tbr, 90k tbn, 90k tbc
[image2 @ 02143760] Frame rate very high for a muxer not effciciently
supporting
it.
Please consider specifiying a lower framerate, a different muxer or -vsync
2
[buffer @ 021519A0] w:170 h:129 pixfmt:bgra tb:1/1000000 sar:44/44
sws_param:
Output #0, image2, to 'out.bmp':
Metadata:
encoder : Lavf53.31.100
Stream #0:0: Video: bmp, bgra, 170x129 [SAR 44:44 DAR 170:129],
q=2-31, 200
kb/s, 90k tbn, 90k tbc
Stream mapping:
Stream #0:0 -> #0:0 (iff_byterun1 -> bmp)
Press [q] to stop, [?] for help
frame= 1 fps= 0 q=0.0 Lsize= 0kB time=00:00:00.00 bitrate=
0.0kbits/
s
video:86kB audio:0kB global headers:0kB muxing overhead -100.000000%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/967>
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