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#79 Fix HLS AES-128 with multiple keys in external downloaders 

Authored-by: shirtjs <2660574+shirtjs@users.noreply.github.com>
This commit is contained in:
shirt-dev 2021-02-13 11:15:41 -05:00 committed by GitHub
parent 068693675e
commit 7620cd46c3
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 5 deletions
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10
youtube_dlc/downloader/external.py
View File

@ -126,11 +126,13 @@ class ExternalFD(FileDownloader):
for [i, url] in enumerate(info_dict['url_list']):
tmpsegmentname = '%s_%s.frag' % (tmpfilename, i)
file_list.append(tmpsegmentname)
key_list = info_dict.get('key_list')
decrypt_info = None
dest, _ = sanitize_open(tmpfilename, 'wb')
for i in file_list:
src, _ = sanitize_open(i, 'rb')
if 'decrypt_info' in info_dict:
decrypt_info = info_dict['decrypt_info']
for i, file in enumerate(file_list):
src, _ = sanitize_open(file, 'rb')
if key_list:
decrypt_info = next((x for x in key_list if x['INDEX'] == i), decrypt_info)
if decrypt_info['METHOD'] == 'AES-128':
iv = decrypt_info.get('IV')
decrypt_info['KEY'] = decrypt_info.get('KEY') or self.ydl.urlopen(

7
youtube_dlc/downloader/hls.py
View File

@ -134,6 +134,7 @@ class HlsFD(FragmentFD):
i = 0
media_sequence = 0
decrypt_info = {'METHOD': 'NONE'}
key_list = []
byte_range = {}
frag_index = 0
ad_frag_next = False
@ -215,6 +216,10 @@ class HlsFD(FragmentFD):
decrypt_info['URI'] = update_url_query(decrypt_info['URI'], extra_query)
if decrypt_url != decrypt_info['URI']:
decrypt_info['KEY'] = None
key_data = decrypt_info.copy()
key_data['INDEX'] = frag_index
key_list.append(key_data)
elif line.startswith('#EXT-X-MEDIA-SEQUENCE'):
media_sequence = int(line[22:])
elif line.startswith('#EXT-X-BYTERANGE'):
@ -232,7 +237,7 @@ class HlsFD(FragmentFD):
if real_downloader:
info_copy = info_dict.copy()
info_copy['url_list'] = fragment_urls
info_copy['decrypt_info'] = decrypt_info
info_copy['key_list'] = key_list
fd = real_downloader(self.ydl, self.params)
# TODO: Make progress updates work without hooking twice
# for ph in self._progress_hooks: