[vlive] Add support for live videos

This commit is contained in:
Kagami Hiiragi 2016-04-26 17:30:24 +03:00
parent f1f879098a
commit b24d6336a7
2 changed files with 83 additions and 23 deletions

View file

@ -1061,7 +1061,7 @@ def _parse_f4m_formats(self, manifest, manifest_url, video_id, preference=None,
def _extract_m3u8_formats(self, m3u8_url, video_id, ext=None,
entry_protocol='m3u8', preference=None,
m3u8_id=None, note=None, errnote=None,
fatal=True):
fatal=True, live=False):
formats = [{
'format_id': '-'.join(filter(None, [m3u8_id, 'meta'])),
@ -1139,7 +1139,11 @@ def _extract_m3u8_formats(self, m3u8_url, video_id, ext=None,
if m3u8_id:
format_id.append(m3u8_id)
last_media_name = last_media.get('NAME') if last_media and last_media.get('TYPE') != 'SUBTITLES' else None
format_id.append(last_media_name if last_media_name else '%d' % (tbr if tbr else len(formats)))
# Bandwidth of live streams may differ over time thus making
# format_id unpredictable. So it's better to keep provided
# format_id intact.
if last_media_name and not live:
format_id.append(last_media_name if last_media_name else '%d' % (tbr if tbr else len(formats)))
f = {
'format_id': '-'.join(format_id),
'url': format_url(line.strip()),

View file

@ -1,8 +1,11 @@
# coding: utf-8
from __future__ import unicode_literals
from __future__ import division, unicode_literals
import re
import time
from .common import InfoExtractor
from ..utils import (
ExtractorError,
dict_get,
float_or_none,
int_or_none,
@ -31,16 +34,77 @@ def _real_extract(self, url):
webpage = self._download_webpage(
'http://www.vlive.tv/video/%s' % video_id, video_id)
long_video_id = self._search_regex(
r'vlive\.tv\.video\.ajax\.request\.handler\.init\(\s*"[0-9]+"\s*,\s*"[^"]*"\s*,\s*"([^"]+)"',
webpage, 'long video id')
# UTC+x - UTC+9 (KST)
tz = time.altzone if time.localtime().tm_isdst == 1 else time.timezone
tz_offset = -tz // 60 - 9 * 60
self._set_cookie('vlive.tv', 'timezoneOffset', '%d' % tz_offset)
key = self._search_regex(
r'vlive\.tv\.video\.ajax\.request\.handler\.init\(\s*"[0-9]+"\s*,\s*"[^"]*"\s*,\s*"[^"]+"\s*,\s*"([^"]+)"',
webpage, 'key')
status_params = self._download_json(
'http://www.vlive.tv/video/status?videoSeq=%s' % video_id,
video_id, 'Downloading JSON status',
headers={'Referer': url})
status = status_params.get('status')
air_start = status_params.get('onAirStartAt', '')
is_live = status_params.get('isLive')
video_params = self._search_regex(
r'vlive\.tv\.video\.ajax\.request\.handler\.init\((.+)\)',
webpage, 'video params')
live_params, long_video_id, key = re.split(
r'"\s*,\s*"', video_params)[1:4]
if status == 'LIVE_ON_AIR' or status == 'BIG_EVENT_ON_AIR':
live_params = self._parse_json('"%s"' % live_params, video_id)
live_params = self._parse_json(live_params, video_id)
return self._live(video_id, webpage, live_params)
elif status == 'VOD_ON_AIR' or status == 'BIG_EVENT_INTRO':
if long_video_id and key:
return self._replay(video_id, webpage, long_video_id, key)
elif is_live:
status = 'LIVE_END'
else:
status = 'COMING_SOON'
if status == 'LIVE_END':
raise ExtractorError('Uploading for replay. Please wait...',
expected=True)
elif status == 'COMING_SOON':
raise ExtractorError('Coming soon! %s' % air_start, expected=True)
elif status == 'CANCELED':
raise ExtractorError('We are sorry, '
'but the live broadcast has been canceled.',
expected=True)
else:
raise ExtractorError('Unknown status %s' % status)
def _get_common_fields(self, webpage):
title = self._og_search_title(webpage)
creator = self._html_search_regex(
r'<div[^>]+class="info_area"[^>]*>\s*<a\s+[^>]*>([^<]+)',
webpage, 'creator', fatal=False)
thumbnail = self._og_search_thumbnail(webpage)
return {
'title': title,
'creator': creator,
'thumbnail': thumbnail,
}
def _live(self, video_id, webpage, live_params):
formats = []
for vid in live_params.get('resolutions', []):
formats.extend(self._extract_m3u8_formats(
vid['cdnUrl'], video_id, 'mp4',
m3u8_id=vid.get('name'),
fatal=False, live=True))
self._sort_formats(formats)
return dict(self._get_common_fields(webpage),
id=video_id,
formats=formats,
is_live=True,
)
def _replay(self, video_id, webpage, long_video_id, key):
playinfo = self._download_json(
'http://global.apis.naver.com/rmcnmv/rmcnmv/vod_play_videoInfo.json?%s'
% compat_urllib_parse_urlencode({
@ -62,11 +126,6 @@ def _real_extract(self, url):
} for vid in playinfo.get('videos', {}).get('list', []) if vid.get('source')]
self._sort_formats(formats)
thumbnail = self._og_search_thumbnail(webpage)
creator = self._html_search_regex(
r'<div[^>]+class="info_area"[^>]*>\s*<a\s+[^>]*>([^<]+)',
webpage, 'creator', fatal=False)
view_count = int_or_none(playinfo.get('meta', {}).get('count'))
subtitles = {}
@ -77,12 +136,9 @@ def _real_extract(self, url):
'ext': 'vtt',
'url': caption['source']}]
return {
'id': video_id,
'title': title,
'creator': creator,
'thumbnail': thumbnail,
'view_count': view_count,
'formats': formats,
'subtitles': subtitles,
}
return dict(self._get_common_fields(webpage),
id=video_id,
formats=formats,
view_count=view_count,
subtitles=subtitles,
)