[youtube:channel] Improve channel id extraction and detect unavailable channels ...

[youtube-dl] / youtube_dl / downloader / external.py

diff --git a/youtube_dl/downloader/external.py b/youtube_dl/downloader/external.py
index 8d642fc3e60594f10a057847cf5702f715941326..fae2450248494a70f237a65d07a4bedcfddaadeb 100644 (file)
--- a/youtube_dl/downloader/external.py
+++ b/youtube_dl/downloader/external.py
@@ -6,6 +6,7 @@ import sys
 import re
 
 from .common import FileDownloader
+from ..compat import compat_setenv
 from ..postprocessor.ffmpeg import FFmpegPostProcessor, EXT_TO_OUT_FORMATS
 from ..utils import (
     cli_option,
@@ -84,7 +85,7 @@ class ExternalFD(FileDownloader):
             cmd, stderr=subprocess.PIPE)
         _, stderr = p.communicate()
         if p.returncode != 0:
-            self.to_stderr(stderr)
+            self.to_stderr(stderr.decode('utf-8', 'replace'))
         return p.returncode
 
 
@@ -198,6 +199,19 @@ class FFmpegFD(ExternalFD):
                 '-headers',
                 ''.join('%s: %s\r\n' % (key, val) for key, val in headers.items())]
 
+        env = None
+        proxy = self.params.get('proxy')
+        if proxy:
+            if not re.match(r'^[\da-zA-Z]+://', proxy):
+                proxy = 'http://%s' % proxy
+            # 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)
+
         protocol = info_dict.get('protocol')
 
         if protocol == 'rtmp':
@@ -224,7 +238,7 @@ class FFmpegFD(ExternalFD):
                 args += ['-rtmp_live', 'live']
 
         args += ['-i', url, '-c', 'copy']
-        if protocol == 'm3u8':
+        if protocol in ('m3u8', 'm3u8_native'):
             if self.params.get('hls_use_mpegts', False) or tmpfilename == '-':
                 args += ['-f', 'mpegts']
             else:
@@ -239,7 +253,7 @@ class FFmpegFD(ExternalFD):
 
         self._debug_cmd(args)
 
-        proc = subprocess.Popen(args, stdin=subprocess.PIPE)
+        proc = subprocess.Popen(args, stdin=subprocess.PIPE, env=env)
         try:
             retval = proc.wait()
         except KeyboardInterrupt: