Initial revision

diff --git a/Demo/sgi/video/Vinfo.py b/Demo/sgi/video/Vinfo.py
new file mode 100755 (executable)
index 0000000..3293e41
--- /dev/null
+++ b/Demo/sgi/video/Vinfo.py
@@ -0,0 +1,38 @@
+import sys
+import VFile
+
+def main():
+       if sys.argv[1:]:
+               for filename in sys.argv[1:]:
+                       process(filename)
+       else:
+               process('film.video')
+
+def process(filename):
+       vin = VFile.VinFile().init(filename)
+       print 'File:    ', filename
+       print 'Version: ', vin.version
+       print 'Size:    ', vin.width, 'x', vin.height
+       print 'Pack:    ', vin.packfactor, '; chrom:', vin.chrompack
+       print 'Bits:    ', vin.c0bits, vin.c1bits, vin.c2bits
+       print 'Format:  ', vin.format
+       print 'Offset:  ', vin.offset
+       print 'Frame times:',
+       n = 0
+       t = 0
+       while 1:
+               try:
+                       t, data, cdata = vin.getnextframe()
+               except EOFError:
+                       print
+                       break
+               if n%8 == 0:
+                       sys.stdout.write('\n')
+               sys.stdout.write('\t' + `t`)
+               n = n+1
+       print 'Total', n, 'frames in', t*0.001, 'sec.',
+       if t:
+               print '-- average', int(n*10000.0/t)*0.1, 'frames/sec',
+       print
+
+main()

diff --git a/Demo/sgi/video/Vplay.py b/Demo/sgi/video/Vplay.py
new file mode 100755 (executable)
index 0000000..70e9356
--- /dev/null
+++ b/Demo/sgi/video/Vplay.py
@@ -0,0 +1,57 @@
+import sys
+import VFile
+import time
+import gl, GL
+from DEVICE import *
+
+def main():
+       if sys.argv[1:]:
+               for filename in sys.argv[1:]:
+                       process(filename)
+       else:
+               process('film.video')
+
+def process(filename):
+       vin = VFile.VinFile().init(filename)
+       print 'File:    ', filename
+       print 'Version: ', vin.version
+       print 'Size:    ', vin.width, 'x', vin.height
+       print 'Pack:    ', vin.packfactor, '; chrom:', vin.chrompack
+       print 'Bits:    ', vin.c0bits, vin.c1bits, vin.c2bits
+       print 'Format:  ', vin.format
+       print 'Offset:  ', vin.offset
+       
+       gl.foreground()
+       gl.prefsize(vin.width, vin.height)
+       win = gl.winopen(filename)
+       vin.initcolormap()
+
+       gl.qdevice(ESCKEY)
+       gl.qdevice(WINSHUT)
+       gl.qdevice(WINQUIT)
+
+       t0 = time.millitimer()
+       running = 1
+       data = None
+       while 1:
+               if running:
+                       try:
+                               t, data, chromdata = vin.getnextframe()
+                       except EOFError:
+                               running = 0
+                               gl.wintitle('(done)')
+               if running:
+                       dt = t + t0 - time.millitimer()
+                       if dt > 0:
+                               time.millisleep(dt)
+                               vin.showframe(data, chromdata)
+               if not running or gl.qtest():
+                       dev, val = gl.qread()
+                       if dev in (ESCKEY, WINSHUT, WINQUIT):
+                               break
+                       if dev == REDRAW:
+                               gl.reshapeviewport()
+                               if data:
+                                       vin.showframe(data, chromdata)
+
+main()