diff options
Diffstat (limited to 'Demo/sgi')
| -rwxr-xr-x | Demo/sgi/video/vinfo.py | 76 |
1 files changed, 41 insertions, 35 deletions
diff --git a/Demo/sgi/video/vinfo.py b/Demo/sgi/video/vinfo.py index 6f8b543..f34f574 100755 --- a/Demo/sgi/video/vinfo.py +++ b/Demo/sgi/video/vinfo.py @@ -11,43 +11,43 @@ EndOfFile = 'End of file' bye = 'bye' def openvideo(filename): - f = open(filename, 'r') - line = f.readline() - if not line: raise EndOfFile - if line[:4] == 'CMIF': line = f.readline() - x = eval(line[:-1]) - if len(x) == 3: w, h, pf = x - else: w, h = x; pf = 2 - return f, w, h, pf + f = open(filename, 'r') + line = f.readline() + if not line: raise EndOfFile + if line[:4] == 'CMIF': line = f.readline() + x = eval(line[:-1]) + if len(x) == 3: w, h, pf = x + else: w, h = x; pf = 2 + return f, w, h, pf def loadframe(f, w, h, pf): - line = f.readline() - if line == '': - raise EndOfFile - x = eval(line[:-1]) - if type(x) == type(0) or type(x) == type(0.0): - tijd = x - if pf == 0: - size = w*h*4 - else: - size = (w/pf) * (h/pf) - else: - tijd, size = x - f.seek(size, 1) - return tijd - -def saveframe(name, w, h, tijd, data): - f = open(name, 'w') - f.write(`w,h` + '\n') - f.write(`tijd` + '\n') - f.write(data) - f.close() + line = f.readline() + if line == '': + raise EndOfFile + x = eval(line[:-1]) + if type(x) == type(0) or type(x) == type(0.0): + tijd = x + if pf == 0: + size = w*h*4 + else: + size = (w/pf) * (h/pf) + else: + tijd, size = x + f.seek(size, 1) + return tijd def main(): delta = 0 - opts, names = getopt.getopt(sys.argv[1:], 'd') + short = 0 + try: + opts, names = getopt.getopt(sys.argv[1:], 'ds') + except getopt.error, msg: + sys.stderr.write(msg + '\n') + sys.stderr.write('usage: vinfo [-d] [-s] [file] ...\n') + sys.exit(2) for opt, arg in opts: - if opt == '-d': delta = 1 + if opt == '-d': delta = 1 # print delta between frames + elif opt == '-s': short = 1 # short: don't print times if names == []: names = ['film.video'] for name in names: @@ -56,15 +56,21 @@ def main(): except: sys.stderr.write(name + ': cannot open\n') continue - print name, ':', w, 'x', h, '; pf =', pf + if pf == 0: + size = w*h*4 + else: + size = (w/pf) * (h/pf) + print name, ':', w, 'x', h, '; pf =', pf, ', size =', size, + if pf == 0: print '(color)', + print num = 0 try: otijd = 0 - while 1: + while not short: try: tijd = loadframe(f, w, h, pf) - if delta: print '\t', tijd-otijd, - else: print '\t', tijd, + if delta: print '\t' + `tijd-otijd`, + else: print '\t' + `tijd`, otijd = tijd num = num + 1 if num % 8 == 0: |