[twitch:stream] Prefer the 'source' format (fixes #4972)

This commit is contained in:
Jaime Marquínez Ferrándiz 2015-02-17 18:55:53 +01:00
parent be24c8697f
commit 4cd95bcbc3
2 changed files with 17 additions and 0 deletions

View file

@ -839,6 +839,7 @@ def _extract_m3u8_formats(self, m3u8_url, video_id, ext=None,
note='Downloading m3u8 information',
errnote='Failed to download m3u8 information')
last_info = None
last_media= None
kv_rex = re.compile(
r'(?P<key>[a-zA-Z_-]+)=(?P<val>"[^"]+"|[^",]+)(?:,|$)')
for line in m3u8_doc.splitlines():
@ -849,6 +850,13 @@ def _extract_m3u8_formats(self, m3u8_url, video_id, ext=None,
if v.startswith('"'):
v = v[1:-1]
last_info[m.group('key')] = v
elif line.startswith('#EXT-X-MEDIA:'):
last_media = {}
for m in kv_rex.finditer(line):
v = m.group('val')
if v.startswith('"'):
v = v[1:-1]
last_media[m.group('key')] = v
elif line.startswith('#') or not line.strip():
continue
else:
@ -877,6 +885,9 @@ def _extract_m3u8_formats(self, m3u8_url, video_id, ext=None,
width_str, height_str = resolution.split('x')
f['width'] = int(width_str)
f['height'] = int(height_str)
if last_media is not None:
f['m3u8_media'] = last_media
last_media = None
formats.append(f)
last_info = {}
self._sort_formats(formats)

View file

@ -348,6 +348,12 @@ def _real_extract(self, url):
'%s/api/channel/hls/%s.m3u8?%s'
% (self._USHER_BASE, channel_id, compat_urllib_parse.urlencode(query).encode('utf-8')),
channel_id, 'mp4')
# prefer the 'source' stream, the others are limited to 30 fps
def _sort_source(f):
if f.get('m3u8_media') is not None and f['m3u8_media'].get('NAME') == 'Source':
return 1
return 0
formats = sorted(formats, key=_sort_source)
view_count = stream.get('viewers')
timestamp = parse_iso8601(stream.get('created_at'))