Added yt_dlp directly, added rename format options, added xclip clipboard subproc, added copy name context menu option
This commit is contained in:
358
plugins/youtube_download/yt_dlp/downloader/hls.py
Normal file
358
plugins/youtube_download/yt_dlp/downloader/hls.py
Normal file
@@ -0,0 +1,358 @@
|
||||
from __future__ import unicode_literals
|
||||
|
||||
import re
|
||||
import io
|
||||
import binascii
|
||||
|
||||
from ..downloader import get_suitable_downloader
|
||||
from .fragment import FragmentFD
|
||||
from .external import FFmpegFD
|
||||
|
||||
from ..compat import (
|
||||
compat_pycrypto_AES,
|
||||
compat_urlparse,
|
||||
)
|
||||
from ..utils import (
|
||||
parse_m3u8_attributes,
|
||||
update_url_query,
|
||||
bug_reports_message,
|
||||
)
|
||||
from .. import webvtt
|
||||
|
||||
|
||||
class HlsFD(FragmentFD):
|
||||
"""
|
||||
Download segments in a m3u8 manifest. External downloaders can take over
|
||||
the fragment downloads by supporting the 'm3u8_frag_urls' protocol and
|
||||
re-defining 'supports_manifest' function
|
||||
"""
|
||||
|
||||
FD_NAME = 'hlsnative'
|
||||
|
||||
@staticmethod
|
||||
def can_download(manifest, info_dict, allow_unplayable_formats=False):
|
||||
UNSUPPORTED_FEATURES = [
|
||||
# r'#EXT-X-BYTERANGE', # playlists composed of byte ranges of media files [2]
|
||||
|
||||
# Live streams heuristic does not always work (e.g. geo restricted to Germany
|
||||
# http://hls-geo.daserste.de/i/videoportal/Film/c_620000/622873/format,716451,716457,716450,716458,716459,.mp4.csmil/index_4_av.m3u8?null=0)
|
||||
# r'#EXT-X-MEDIA-SEQUENCE:(?!0$)', # live streams [3]
|
||||
|
||||
# This heuristic also is not correct since segments may not be appended as well.
|
||||
# Twitch vods of finished streams have EXT-X-PLAYLIST-TYPE:EVENT despite
|
||||
# no segments will definitely be appended to the end of the playlist.
|
||||
# r'#EXT-X-PLAYLIST-TYPE:EVENT', # media segments may be appended to the end of
|
||||
# # event media playlists [4]
|
||||
# r'#EXT-X-MAP:', # media initialization [5]
|
||||
# 1. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.2.4
|
||||
# 2. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.2.2
|
||||
# 3. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.3.2
|
||||
# 4. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.3.5
|
||||
# 5. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.2.5
|
||||
]
|
||||
if not allow_unplayable_formats:
|
||||
UNSUPPORTED_FEATURES += [
|
||||
r'#EXT-X-KEY:METHOD=(?!NONE|AES-128)', # encrypted streams [1]
|
||||
]
|
||||
|
||||
def check_results():
|
||||
yield not info_dict.get('is_live')
|
||||
for feature in UNSUPPORTED_FEATURES:
|
||||
yield not re.search(feature, manifest)
|
||||
return all(check_results())
|
||||
|
||||
def real_download(self, filename, info_dict):
|
||||
man_url = info_dict['url']
|
||||
self.to_screen('[%s] Downloading m3u8 manifest' % self.FD_NAME)
|
||||
|
||||
urlh = self.ydl.urlopen(self._prepare_url(info_dict, man_url))
|
||||
man_url = urlh.geturl()
|
||||
s = urlh.read().decode('utf-8', 'ignore')
|
||||
|
||||
can_download, message = self.can_download(s, info_dict, self.params.get('allow_unplayable_formats')), None
|
||||
if can_download and not compat_pycrypto_AES and '#EXT-X-KEY:METHOD=AES-128' in s:
|
||||
if FFmpegFD.available():
|
||||
can_download, message = False, 'The stream has AES-128 encryption and pycryptodomex is not available'
|
||||
else:
|
||||
message = ('The stream has AES-128 encryption and neither ffmpeg nor pycryptodomex are available; '
|
||||
'Decryption will be performed natively, but will be extremely slow')
|
||||
if not can_download:
|
||||
has_drm = re.search('|'.join([
|
||||
r'#EXT-X-FAXS-CM:', # Adobe Flash Access
|
||||
r'#EXT-X-(?:SESSION-)?KEY:.*?URI="skd://', # Apple FairPlay
|
||||
]), s)
|
||||
if has_drm and not self.params.get('allow_unplayable_formats'):
|
||||
self.report_error(
|
||||
'This video is DRM protected; Try selecting another format with --format or '
|
||||
'add --check-formats to automatically fallback to the next best format')
|
||||
return False
|
||||
message = message or 'Unsupported features have been detected'
|
||||
fd = FFmpegFD(self.ydl, self.params)
|
||||
self.report_warning(f'{message}; extraction will be delegated to {fd.get_basename()}')
|
||||
return fd.real_download(filename, info_dict)
|
||||
elif message:
|
||||
self.report_warning(message)
|
||||
|
||||
is_webvtt = info_dict['ext'] == 'vtt'
|
||||
if is_webvtt:
|
||||
real_downloader = None # Packing the fragments is not currently supported for external downloader
|
||||
else:
|
||||
real_downloader = get_suitable_downloader(
|
||||
info_dict, self.params, None, protocol='m3u8_frag_urls', to_stdout=(filename == '-'))
|
||||
if real_downloader and not real_downloader.supports_manifest(s):
|
||||
real_downloader = None
|
||||
if real_downloader:
|
||||
self.to_screen(
|
||||
'[%s] Fragment downloads will be delegated to %s' % (self.FD_NAME, real_downloader.get_basename()))
|
||||
|
||||
def is_ad_fragment_start(s):
|
||||
return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=ad' in s
|
||||
or s.startswith('#UPLYNK-SEGMENT') and s.endswith(',ad'))
|
||||
|
||||
def is_ad_fragment_end(s):
|
||||
return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=master' in s
|
||||
or s.startswith('#UPLYNK-SEGMENT') and s.endswith(',segment'))
|
||||
|
||||
fragments = []
|
||||
|
||||
media_frags = 0
|
||||
ad_frags = 0
|
||||
ad_frag_next = False
|
||||
for line in s.splitlines():
|
||||
line = line.strip()
|
||||
if not line:
|
||||
continue
|
||||
if line.startswith('#'):
|
||||
if is_ad_fragment_start(line):
|
||||
ad_frag_next = True
|
||||
elif is_ad_fragment_end(line):
|
||||
ad_frag_next = False
|
||||
continue
|
||||
if ad_frag_next:
|
||||
ad_frags += 1
|
||||
continue
|
||||
media_frags += 1
|
||||
|
||||
ctx = {
|
||||
'filename': filename,
|
||||
'total_frags': media_frags,
|
||||
'ad_frags': ad_frags,
|
||||
}
|
||||
|
||||
if real_downloader:
|
||||
self._prepare_external_frag_download(ctx)
|
||||
else:
|
||||
self._prepare_and_start_frag_download(ctx, info_dict)
|
||||
|
||||
extra_state = ctx.setdefault('extra_state', {})
|
||||
|
||||
format_index = info_dict.get('format_index')
|
||||
extra_query = None
|
||||
extra_param_to_segment_url = info_dict.get('extra_param_to_segment_url')
|
||||
if extra_param_to_segment_url:
|
||||
extra_query = compat_urlparse.parse_qs(extra_param_to_segment_url)
|
||||
i = 0
|
||||
media_sequence = 0
|
||||
decrypt_info = {'METHOD': 'NONE'}
|
||||
byte_range = {}
|
||||
discontinuity_count = 0
|
||||
frag_index = 0
|
||||
ad_frag_next = False
|
||||
for line in s.splitlines():
|
||||
line = line.strip()
|
||||
if line:
|
||||
if not line.startswith('#'):
|
||||
if format_index and discontinuity_count != format_index:
|
||||
continue
|
||||
if ad_frag_next:
|
||||
continue
|
||||
frag_index += 1
|
||||
if frag_index <= ctx['fragment_index']:
|
||||
continue
|
||||
frag_url = (
|
||||
line
|
||||
if re.match(r'^https?://', line)
|
||||
else compat_urlparse.urljoin(man_url, line))
|
||||
if extra_query:
|
||||
frag_url = update_url_query(frag_url, extra_query)
|
||||
|
||||
fragments.append({
|
||||
'frag_index': frag_index,
|
||||
'url': frag_url,
|
||||
'decrypt_info': decrypt_info,
|
||||
'byte_range': byte_range,
|
||||
'media_sequence': media_sequence,
|
||||
})
|
||||
media_sequence += 1
|
||||
|
||||
elif line.startswith('#EXT-X-MAP'):
|
||||
if format_index and discontinuity_count != format_index:
|
||||
continue
|
||||
if frag_index > 0:
|
||||
self.report_error(
|
||||
'Initialization fragment found after media fragments, unable to download')
|
||||
return False
|
||||
frag_index += 1
|
||||
map_info = parse_m3u8_attributes(line[11:])
|
||||
frag_url = (
|
||||
map_info.get('URI')
|
||||
if re.match(r'^https?://', map_info.get('URI'))
|
||||
else compat_urlparse.urljoin(man_url, map_info.get('URI')))
|
||||
if extra_query:
|
||||
frag_url = update_url_query(frag_url, extra_query)
|
||||
|
||||
fragments.append({
|
||||
'frag_index': frag_index,
|
||||
'url': frag_url,
|
||||
'decrypt_info': decrypt_info,
|
||||
'byte_range': byte_range,
|
||||
'media_sequence': media_sequence
|
||||
})
|
||||
media_sequence += 1
|
||||
|
||||
if map_info.get('BYTERANGE'):
|
||||
splitted_byte_range = map_info.get('BYTERANGE').split('@')
|
||||
sub_range_start = int(splitted_byte_range[1]) if len(splitted_byte_range) == 2 else byte_range['end']
|
||||
byte_range = {
|
||||
'start': sub_range_start,
|
||||
'end': sub_range_start + int(splitted_byte_range[0]),
|
||||
}
|
||||
|
||||
elif line.startswith('#EXT-X-KEY'):
|
||||
decrypt_url = decrypt_info.get('URI')
|
||||
decrypt_info = parse_m3u8_attributes(line[11:])
|
||||
if decrypt_info['METHOD'] == 'AES-128':
|
||||
if 'IV' in decrypt_info:
|
||||
decrypt_info['IV'] = binascii.unhexlify(decrypt_info['IV'][2:].zfill(32))
|
||||
if not re.match(r'^https?://', decrypt_info['URI']):
|
||||
decrypt_info['URI'] = compat_urlparse.urljoin(
|
||||
man_url, decrypt_info['URI'])
|
||||
if extra_query:
|
||||
decrypt_info['URI'] = update_url_query(decrypt_info['URI'], extra_query)
|
||||
if decrypt_url != decrypt_info['URI']:
|
||||
decrypt_info['KEY'] = None
|
||||
|
||||
elif line.startswith('#EXT-X-MEDIA-SEQUENCE'):
|
||||
media_sequence = int(line[22:])
|
||||
elif line.startswith('#EXT-X-BYTERANGE'):
|
||||
splitted_byte_range = line[17:].split('@')
|
||||
sub_range_start = int(splitted_byte_range[1]) if len(splitted_byte_range) == 2 else byte_range['end']
|
||||
byte_range = {
|
||||
'start': sub_range_start,
|
||||
'end': sub_range_start + int(splitted_byte_range[0]),
|
||||
}
|
||||
elif is_ad_fragment_start(line):
|
||||
ad_frag_next = True
|
||||
elif is_ad_fragment_end(line):
|
||||
ad_frag_next = False
|
||||
elif line.startswith('#EXT-X-DISCONTINUITY'):
|
||||
discontinuity_count += 1
|
||||
i += 1
|
||||
|
||||
# We only download the first fragment during the test
|
||||
if self.params.get('test', False):
|
||||
fragments = [fragments[0] if fragments else None]
|
||||
|
||||
if real_downloader:
|
||||
info_dict['fragments'] = fragments
|
||||
fd = real_downloader(self.ydl, self.params)
|
||||
# TODO: Make progress updates work without hooking twice
|
||||
# for ph in self._progress_hooks:
|
||||
# fd.add_progress_hook(ph)
|
||||
return fd.real_download(filename, info_dict)
|
||||
|
||||
if is_webvtt:
|
||||
def pack_fragment(frag_content, frag_index):
|
||||
output = io.StringIO()
|
||||
adjust = 0
|
||||
overflow = False
|
||||
mpegts_last = None
|
||||
for block in webvtt.parse_fragment(frag_content):
|
||||
if isinstance(block, webvtt.CueBlock):
|
||||
extra_state['webvtt_mpegts_last'] = mpegts_last
|
||||
if overflow:
|
||||
extra_state['webvtt_mpegts_adjust'] += 1
|
||||
overflow = False
|
||||
block.start += adjust
|
||||
block.end += adjust
|
||||
|
||||
dedup_window = extra_state.setdefault('webvtt_dedup_window', [])
|
||||
|
||||
ready = []
|
||||
|
||||
i = 0
|
||||
is_new = True
|
||||
while i < len(dedup_window):
|
||||
wcue = dedup_window[i]
|
||||
wblock = webvtt.CueBlock.from_json(wcue)
|
||||
i += 1
|
||||
if wblock.hinges(block):
|
||||
wcue['end'] = block.end
|
||||
is_new = False
|
||||
continue
|
||||
if wblock == block:
|
||||
is_new = False
|
||||
continue
|
||||
if wblock.end > block.start:
|
||||
continue
|
||||
ready.append(wblock)
|
||||
i -= 1
|
||||
del dedup_window[i]
|
||||
|
||||
if is_new:
|
||||
dedup_window.append(block.as_json)
|
||||
for block in ready:
|
||||
block.write_into(output)
|
||||
|
||||
# we only emit cues once they fall out of the duplicate window
|
||||
continue
|
||||
elif isinstance(block, webvtt.Magic):
|
||||
# take care of MPEG PES timestamp overflow
|
||||
if block.mpegts is None:
|
||||
block.mpegts = 0
|
||||
extra_state.setdefault('webvtt_mpegts_adjust', 0)
|
||||
block.mpegts += extra_state['webvtt_mpegts_adjust'] << 33
|
||||
if block.mpegts < extra_state.get('webvtt_mpegts_last', 0):
|
||||
overflow = True
|
||||
block.mpegts += 1 << 33
|
||||
mpegts_last = block.mpegts
|
||||
|
||||
if frag_index == 1:
|
||||
extra_state['webvtt_mpegts'] = block.mpegts or 0
|
||||
extra_state['webvtt_local'] = block.local or 0
|
||||
# XXX: block.local = block.mpegts = None ?
|
||||
else:
|
||||
if block.mpegts is not None and block.local is not None:
|
||||
adjust = (
|
||||
(block.mpegts - extra_state.get('webvtt_mpegts', 0))
|
||||
- (block.local - extra_state.get('webvtt_local', 0))
|
||||
)
|
||||
continue
|
||||
elif isinstance(block, webvtt.HeaderBlock):
|
||||
if frag_index != 1:
|
||||
# XXX: this should probably be silent as well
|
||||
# or verify that all segments contain the same data
|
||||
self.report_warning(bug_reports_message(
|
||||
'Discarding a %s block found in the middle of the stream; '
|
||||
'if the subtitles display incorrectly,'
|
||||
% (type(block).__name__)))
|
||||
continue
|
||||
block.write_into(output)
|
||||
|
||||
return output.getvalue().encode('utf-8')
|
||||
|
||||
def fin_fragments():
|
||||
dedup_window = extra_state.get('webvtt_dedup_window')
|
||||
if not dedup_window:
|
||||
return b''
|
||||
|
||||
output = io.StringIO()
|
||||
for cue in dedup_window:
|
||||
webvtt.CueBlock.from_json(cue).write_into(output)
|
||||
|
||||
return output.getvalue().encode('utf-8')
|
||||
|
||||
self.download_and_append_fragments(
|
||||
ctx, fragments, info_dict, pack_func=pack_fragment, finish_func=fin_fragments)
|
||||
else:
|
||||
return self.download_and_append_fragments(ctx, fragments, info_dict)
|
||||
Reference in New Issue
Block a user