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Diffstat (limited to 'Demo/sgi/video/Vunjpeg.py')
-rwxr-xr-x | Demo/sgi/video/Vunjpeg.py | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/Demo/sgi/video/Vunjpeg.py b/Demo/sgi/video/Vunjpeg.py deleted file mode 100755 index 3321d23..0000000 --- a/Demo/sgi/video/Vunjpeg.py +++ /dev/null @@ -1,97 +0,0 @@ -#! /usr/bin/env python - -# Decompress a jpeg or jpeggrey video file to rgb format - - -# Usage: -# -# Vunjpeg [infile [outfile]] - - -# Options: -# -# infile : input file (default film.video) -# outfile : output file (default out.video) - - -import sys -import jpeg -sys.path.append('/ufs/guido/src/video') -import VFile - - -# Main program -- mostly command line parsing - -def main(): - args = sys.argv[1:] - if len(args) < 1: - args.append('film.video') - if len(args) < 2: - args.append('out.video') - if len(args) > 2: - sys.stderr.write('usage: Vunjpeg [infile [outfile]]\n') - sys.exit(2) - sts = process(args[0], args[1]) - sys.exit(sts) - - -# Copy one file to another - -def process(infilename, outfilename): - try: - vin = VFile.BasicVinFile(infilename) - except IOError, msg: - sys.stderr.write(infilename + ': I/O error: ' + `msg` + '\n') - return 1 - except VFile.Error, msg: - sys.stderr.write(msg + '\n') - return 1 - except EOFError: - sys.stderr.write(infilename + ': EOF in video file\n') - return 1 - - try: - vout = VFile.BasicVoutFile(outfilename) - except IOError, msg: - sys.stderr.write(outfilename + ': I/O error: ' + `msg` + '\n') - return 1 - - info = vin.getinfo() - if info[0] == 'jpeg': - format = 'rgb' - width, height = vin.getsize() - bytes = 4 - elif info[0] == 'jpeggrey': - format = 'grey' - width, height = vin.getsize() - pf = vin.packfactor - width, height = width/pf, height/pf - bytes = 1 - else: - sys.stderr.write('Vunjpeg: input not in jpeg[grey] format\n') - return 1 - info = (format,) + info[1:] - vout.setinfo(info) - vout.writeheader() - sts = 0 - n = 0 - try: - while 1: - t, data, cdata = vin.getnextframe() - n = n + 1 - sys.stderr.write('Frame ' + `n` + '...') - data, w, h, b = jpeg.decompress(data) - if (w, h, b) <> (width, height, bytes): - sys.stderr.write('jpeg data has wrong size\n') - sts = 1 - else: - vout.writeframe(t, data, None) - sys.stderr.write('\n') - except EOFError: - pass - return sts - - -# Don't forget to call the main program - -main() |