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youtube-dl
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[jwplatform] add support for playlist extraction and relative urls and improve audio detection

master
Remita Amine 8 years ago
parent
5ca968d0a6
commit
0ca057b965
1 changed files with 73 additions and 61 deletions
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  1. 134
      youtube_dl/extractor/jwplatform.py

134
youtube_dl/extractor/jwplatform.py
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@ -4,10 +4,12 @@ from __future__ import unicode_literals
import re
from .common import InfoExtractor
from ..compat import compat_urlparse
from ..utils import (
determine_ext,
float_or_none,
int_or_none,
mimetype2ext,
)
@ -28,74 +30,84 @@ class JWPlatformBaseIE(InfoExtractor):
return self._parse_jwplayer_data(
jwplayer_data, video_id, *args, **kwargs)
def _parse_jwplayer_data(self, jwplayer_data, video_id, require_title=True, m3u8_id=None, rtmp_params=None):
def _parse_jwplayer_data(self, jwplayer_data, video_id, require_title=True, m3u8_id=None, rtmp_params=None, base_url=None):
# JWPlayer backward compatibility: flattened playlists
# https://github.com/jwplayer/jwplayer/blob/v7.4.3/src/js/api/config.js#L81-L96
if 'playlist' not in jwplayer_data:
jwplayer_data = {'playlist': [jwplayer_data]}
video_data = jwplayer_data['playlist'][0]
# JWPlayer backward compatibility: flattened sources
# https://github.com/jwplayer/jwplayer/blob/v7.4.3/src/js/playlist/item.js#L29-L35
if 'sources' not in video_data:
video_data['sources'] = [video_data]
formats = []
for source in video_data['sources']:
source_url = self._proto_relative_url(source['file'])
source_type = source.get('type') or ''
if source_type in ('application/vnd.apple.mpegurl', 'hls') or determine_ext(source_url) == 'm3u8':
formats.extend(self._extract_m3u8_formats(
source_url, video_id, 'mp4', 'm3u8_native', m3u8_id=m3u8_id, fatal=False))
elif source_type.startswith('audio'):
formats.append({
'url': source_url,
'vcodec': 'none',
})
else:
a_format = {
'url': source_url,
'width': int_or_none(source.get('width')),
'height': int_or_none(source.get('height')),
}
if source_url.startswith('rtmp'):
a_format['ext'] = 'flv',
# See com/longtailvideo/jwplayer/media/RTMPMediaProvider.as
# of jwplayer.flash.swf
rtmp_url_parts = re.split(
r'((?:mp4|mp3|flv):)', source_url, 1)
if len(rtmp_url_parts) == 3:
rtmp_url, prefix, play_path = rtmp_url_parts
a_format.update({
'url': rtmp_url,
'play_path': prefix + play_path,
})
if rtmp_params:
a_format.update(rtmp_params)
formats.append(a_format)
self._sort_formats(formats)
subtitles = {}
tracks = video_data.get('tracks')
if tracks and isinstance(tracks, list):
for track in tracks:
if track.get('file') and track.get('kind') == 'captions':
subtitles.setdefault(track.get('label') or 'en', []).append({
'url': self._proto_relative_url(track['file'])
entries = []
for video_data in jwplayer_data['playlist']:
# JWPlayer backward compatibility: flattened sources
# https://github.com/jwplayer/jwplayer/blob/v7.4.3/src/js/playlist/item.js#L29-L35
if 'sources' not in video_data:
video_data['sources'] = [video_data]
formats = []
for source in video_data['sources']:
source_url = self._proto_relative_url(source['file'])
if base_url:
source_url = compat_urlparse.urljoin(base_url, source_url)
source_type = source.get('type') or ''
ext = mimetype2ext(source_type) or determine_ext(source_url)
if source_type == 'hls' or ext == 'm3u8':
formats.extend(self._extract_m3u8_formats(
source_url, video_id, 'mp4', 'm3u8_native', m3u8_id=m3u8_id, fatal=False))
# https://github.com/jwplayer/jwplayer/blob/master/src/js/providers/default.js#L67
elif source_type.startswith('audio') or ext in ('oga', 'aac', 'mp3', 'mpeg', 'vorbis'):
formats.append({
'url': source_url,
'vcodec': 'none',
'ext': ext,
})
else:
a_format = {
'url': source_url,
'width': int_or_none(source.get('width')),
'height': int_or_none(source.get('height')),
'ext': ext,
}
if source_url.startswith('rtmp'):
a_format['ext'] = 'flv',
# See com/longtailvideo/jwplayer/media/RTMPMediaProvider.as
# of jwplayer.flash.swf
rtmp_url_parts = re.split(
r'((?:mp4|mp3|flv):)', source_url, 1)
if len(rtmp_url_parts) == 3:
rtmp_url, prefix, play_path = rtmp_url_parts
a_format.update({
'url': rtmp_url,
'play_path': prefix + play_path,
})
if rtmp_params:
a_format.update(rtmp_params)
formats.append(a_format)
self._sort_formats(formats)
subtitles = {}
tracks = video_data.get('tracks')
if tracks and isinstance(tracks, list):
for track in tracks:
if track.get('file') and track.get('kind') == 'captions':
subtitles.setdefault(track.get('label') or 'en', []).append({
'url': self._proto_relative_url(track['file'])
})
return {
'id': video_id,
'title': video_data['title'] if require_title else video_data.get('title'),
'description': video_data.get('description'),
'thumbnail': self._proto_relative_url(video_data.get('image')),
'timestamp': int_or_none(video_data.get('pubdate')),
'duration': float_or_none(jwplayer_data.get('duration')),
'subtitles': subtitles,
'formats': formats,
}
entries.append({
'id': video_id,
'title': video_data['title'] if require_title else video_data.get('title'),
'description': video_data.get('description'),
'thumbnail': self._proto_relative_url(video_data.get('image')),
'timestamp': int_or_none(video_data.get('pubdate')),
'duration': float_or_none(jwplayer_data.get('duration')),
'subtitles': subtitles,
'formats': formats,
})
if len(entries) == 1:
return entries[0]
else:
return self.playlist_result(entries)
class JWPlatformIE(JWPlatformBaseIE):

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