+ env = None
+ proxy = self.params.get('proxy')
+ if proxy:
+ if not re.match(r'^[\da-zA-Z]+://', proxy):
+ proxy = 'http://%s' % proxy
+
+ if proxy.startswith('socks'):
+ self.report_warning(
+ '%s does not support SOCKS proxies. Downloading is likely to fail. '
+ 'Consider adding --hls-prefer-native to your command.' % self.get_basename())
+
+ # Since December 2015 ffmpeg supports -http_proxy option (see
+ # http://git.videolan.org/?p=ffmpeg.git;a=commit;h=b4eb1f29ebddd60c41a2eb39f5af701e38e0d3fd)
+ # We could switch to the following code if we are able to detect version properly
+ # args += ['-http_proxy', proxy]
+ env = os.environ.copy()
+ compat_setenv('HTTP_PROXY', proxy, env=env)
+ compat_setenv('http_proxy', proxy, env=env)
+