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authorGuido van Rossum <guido@python.org>1992-08-20 11:49:58 (GMT)
committerGuido van Rossum <guido@python.org>1992-08-20 11:49:58 (GMT)
commitdfb61fa2cb0ba55133e9aecf3ad8008d9cf694a7 (patch)
tree77c5345271259f36ad27d535a757f86b387eb3f2 /Demo/sgi
parent180924d5753f29426ecd593004933278b19153b4 (diff)
downloadcpython-dfb61fa2cb0ba55133e9aecf3ad8008d9cf694a7.zip
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Minor improvements: exit status, data size stats.
Diffstat (limited to 'Demo/sgi')
-rwxr-xr-xDemo/sgi/video/Vinfo.py30
1 files changed, 23 insertions, 7 deletions
diff --git a/Demo/sgi/video/Vinfo.py b/Demo/sgi/video/Vinfo.py
index d20d93f..457aebc 100755
--- a/Demo/sgi/video/Vinfo.py
+++ b/Demo/sgi/video/Vinfo.py
@@ -43,8 +43,11 @@ def main():
short = 1
if not args:
args = ['film.video']
+ sts = 0
for filename in args:
- process(filename)
+ if process(filename):
+ sts = 1
+ sys.exit(sts)
# Process one file
@@ -54,13 +57,14 @@ def process(filename):
vin = VFile.VinFile().init(filename)
except IOError, msg:
sys.stderr.write(filename + ': I/O error: ' + `msg` + '\n')
- return
+ return 1
except VFile.Error, msg:
sys.stderr.write(msg + '\n')
- return
+ return 1
except EOFError:
sys.stderr.write(filename + ': EOF in video file\n')
- return
+ return 1
+
print 'File: ', filename
print 'Version: ', vin.version
print 'Size: ', vin.width, 'x', vin.height
@@ -68,24 +72,28 @@ def process(filename):
print 'Bits: ', vin.c0bits, vin.c1bits, vin.c2bits
print 'Format: ', vin.format
print 'Offset: ', vin.offset
+
if quick:
vin.close()
return
+
if not short:
if delta:
print 'Frame time deltas:',
else:
print 'Frame times:',
+
n = 0
t = 0
told = 0
+ datasize = 0
while 1:
try:
t, data, cdata = vin.getnextframe()
except EOFError:
- if not short:
- print
break
+ datasize = datasize + len(data)
+ if cdata: datasize = datasize + len(cdata)
if not short:
if n%8 == 0:
sys.stdout.write('\n')
@@ -95,10 +103,18 @@ def process(filename):
else:
sys.stdout.write('\t' + `t`)
n = n+1
+
+ if not short: print
+
print 'Total', n, 'frames in', t*0.001, 'sec.',
+ if t: print '-- average', int(n*10000.0/t)*0.1, 'frames/sec',
+ print
+ print 'Total data', 0.1 * int(datasize / 102.4), 'Kbytes',
if t:
- print '-- average', int(n*10000.0/t)*0.1, 'frames/sec',
+ print '-- average',
+ print 0.1 * int(datasize / 0.1024 / t), 'Kbytes/sec',
print
+
vin.close()