57 lines
1.7 KiB
Plaintext
57 lines
1.7 KiB
Plaintext
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This directory contains Python and C code we wrote while we had a
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framegrabber board on loan from SGI.
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--Guido and Jack
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cam.py network real-time tv broadcast; see tv.py
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usage: cam [packfactor [host]]
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specifying 'all' for host broadcasts
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camcorder.py record video movies or make snapshots (in movie format)
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usage: camcorder [-c] [-a audiohost [-s]] [moviefile]
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-c color (default b/w, packfactor = 2)
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-a audiohost syncaudio is running on audiohost
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-s start syncaudio (on audiohost)
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moviefile (default film.video)
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keyboard commands:
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s stop grabbing (single step if already stopped)
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c continuous grabbing
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r start recording
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p pause recording (record single frame if paused)
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ESC quit
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statit.py various statistics operations on movie files
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syncaudio.py record audio synchronized with camcorder -a
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usage: syncaudio videohost soundfile
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soundfile format: 16 bits, 16khz, mono
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tv.py receiver for transmissions from cam.py
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video.py player for movies recorded by camcorder.py
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usage: video [moviefile [soundfile]]
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default moviefile is film.video
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default sound is no sound
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vinfo.py print a summary of a movie file
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vtime.py virtual time module imported by syncaudio.py and camcorder.py
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These are C programs, either for efficiency or because they need to
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link with a C library.
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squash.c make a movie smaller by averaging pixels
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usage: squash factor [bits] <moviefile >newmoviefile
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factor x and y compression factor
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bits #bits left per sample in result (default 8)
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squash2.c make a movie smaller by dropping pixels
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usage: squash2 factor <moviefile >newmoviefile
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factor x and y compression factor
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tomono.c like squash2 but outputs a monochrome movie
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v2i.c convert the first image of a movie file to SGI .rgb format
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link with -limage
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