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samples(python): fix drive handling in source path

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This commit is contained in:
Alexander Alekhin 2018-11-16 00:23:26 +00:00
parent e5afa62c3d
commit 9ca82caeb7
1 changed files with 6 additions and 4 deletions
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10
samples/python/video.py
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@ -32,6 +32,8 @@ Keys:
# Python 2/3 compatibility
from __future__ import print_function
import re
import numpy as np
from numpy import pi, sin, cos
@ -169,11 +171,11 @@ def create_capture(source = 0, fallback = presets['chess']):
'''source: <int> or '<int>|<filename>|synth [:<param_name>=<value> [:...]]'
'''
source = str(source).strip()
# Win32: handle drive letter ('c:', ...)
source = re.sub(r'(^|=)([a-zA-Z]):([/\\a-zA-Z0-9])', r'\1?disk\2?\3', source)
chunks = source.split(':')
# handle drive letter ('c:', ...)
if len(chunks) > 1 and len(chunks[0]) == 1 and chunks[0].isalpha():
chunks[1] = chunks[0] + ':' + chunks[1]
del chunks[0]
chunks = [re.sub(r'\?disk([a-zA-Z])\?', r'\1:', s) for s in chunks]
source = chunks[0]
try: source = int(source)