Opened 8 years ago
#6197 new defect
qdrw: fix decoding of 4bpp (lead)
Reported by: | ami_stuff | Owned by: | |
---|---|---|---|
Priority: | normal | Component: | undetermined |
Version: | unspecified | Keywords: | |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | no | |
Analyzed by developer: | no |
Description
this is what lead software creates, decodes ok with quicktime/imagemagick
quicktime says quickdraw, 256colors
https://www.leadtools.com/help/leadtools/v19/vector/api/pctfmt.html
C:\>ffmpeg -i C:\lead_4bit.pct out.bmp ffmpeg version 3.2.git Copyright (c) 2000-2017 the FFmpeg developers built with gcc 4.6.2 (GCC) configuration: --disable-pthreads --disable-ffprobe --enable-gpl libavutil 55. 47.100 / 55. 47.100 libavcodec 57. 81.100 / 57. 81.100 libavformat 57. 66.102 / 57. 66.102 libavdevice 57. 2.100 / 57. 2.100 libavfilter 6. 74.100 / 6. 74.100 libswscale 4. 3.101 / 4. 3.101 libswresample 2. 4.100 / 2. 4.100 libpostproc 54. 2.100 / 54. 2.100 [qdraw @ 0237d8e0] Warning: not compiled with thread support, using thread emula tion Input #0, qdraw_pipe, from 'C:\lead_4bit.pct': Duration: N/A, bitrate: N/A Stream #0:0: Video: qdraw, pal8, 1024x768, 25 tbr, 25 tbn, 25 tbc [qdraw @ 02763740] Warning: not compiled with thread support, using thread emula tion [bmp @ 02377d00] Warning: not compiled with thread support, using thread emulati on Output #0, image2, to 'out.bmp': Metadata: encoder : Lavf57.66.102 Stream #0:0: Video: bmp, pal8, 1024x768, q=2-31, 200 kb/s, 25 fps, 25 tbn, 2 5 tbc Metadata: encoder : Lavc57.81.100 bmp Stream mapping: Stream #0:0 -> #0:0 (qdraw (native) -> bmp (native)) Press [q] to stop, [?] for help frame= 1 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A speed=N/A video:769kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing o verhead: unknown
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