From 7d05aa99c65352feae1cd9a3ff8784b64bfe382a Mon Sep 17 00:00:00 2001 From: doe1080 <98906116+doe1080@users.noreply.github.com> Date: Thu, 24 Apr 2025 15:15:07 -0500 Subject: [PATCH] [ie/niconico] Remove DMC formats support (#12916) Authored by: doe1080 --- README.md | 3 - yt_dlp/extractor/niconico.py | 187 +---------------------------------- 2 files changed, 2 insertions(+), 188 deletions(-) diff --git a/README.md b/README.md index 0cc2cd7b2c..d7d3ce3495 100644 --- a/README.md +++ b/README.md @@ -1799,9 +1799,6 @@ The following extractors use this feature: #### vikichannel * `video_types`: Types of videos to download - one or more of `episodes`, `movies`, `clips`, `trailers` -#### niconico -* `segment_duration`: Segment duration in milliseconds for HLS-DMC formats. Use it at your own risk since this feature **may result in your account termination.** - #### youtubewebarchive * `check_all`: Try to check more at the cost of more requests. One or more of `thumbnails`, `captures` diff --git a/yt_dlp/extractor/niconico.py b/yt_dlp/extractor/niconico.py index 5e66aebeba..2c41268354 100644 --- a/yt_dlp/extractor/niconico.py +++ b/yt_dlp/extractor/niconico.py @@ -16,7 +16,6 @@ from ..utils import ( determine_ext, float_or_none, int_or_none, - join_nonempty, parse_duration, parse_iso8601, parse_qs, @@ -181,13 +180,6 @@ class NiconicoIE(InfoExtractor): _VALID_URL = r'https?://(?:(?:www\.|secure\.|sp\.)?nicovideo\.jp/watch|nico\.ms)/(?P(?:[a-z]{2})?[0-9]+)' _NETRC_MACHINE = 'niconico' - _API_HEADERS = { - 'X-Frontend-ID': '6', - 'X-Frontend-Version': '0', - 'X-Niconico-Language': 'en-us', - 'Referer': 'https://www.nicovideo.jp/', - 'Origin': 'https://www.nicovideo.jp', - } def _perform_login(self, username, password): login_ok = True @@ -229,181 +221,6 @@ class NiconicoIE(InfoExtractor): self.report_warning('Unable to log in: bad username or password') return login_ok - def _get_heartbeat_info(self, info_dict): - video_id, video_src_id, audio_src_id = info_dict['url'].split(':')[1].split('/') - dmc_protocol = info_dict['expected_protocol'] - - api_data = ( - info_dict.get('_api_data') - or self._parse_json( - self._html_search_regex( - 'data-api-data="([^"]+)"', - self._download_webpage('https://www.nicovideo.jp/watch/' + video_id, video_id), - 'API data', default='{}'), - video_id)) - - session_api_data = try_get(api_data, lambda x: x['media']['delivery']['movie']['session']) - session_api_endpoint = try_get(session_api_data, lambda x: x['urls'][0]) - - def ping(): - tracking_id = traverse_obj(api_data, ('media', 'delivery', 'trackingId')) - if tracking_id: - tracking_url = update_url_query('https://nvapi.nicovideo.jp/v1/2ab0cbaa/watch', {'t': tracking_id}) - watch_request_response = self._download_json( - tracking_url, video_id, - note='Acquiring permission for downloading video', fatal=False, - headers=self._API_HEADERS) - if traverse_obj(watch_request_response, ('meta', 'status')) != 200: - self.report_warning('Failed to acquire permission for playing video. Video download may fail.') - - yesno = lambda x: 'yes' if x else 'no' - - if dmc_protocol == 'http': - protocol = 'http' - protocol_parameters = { - 'http_output_download_parameters': { - 'use_ssl': yesno(session_api_data['urls'][0]['isSsl']), - 'use_well_known_port': yesno(session_api_data['urls'][0]['isWellKnownPort']), - }, - } - elif dmc_protocol == 'hls': - protocol = 'm3u8' - segment_duration = try_get(self._configuration_arg('segment_duration'), lambda x: int(x[0])) or 6000 - parsed_token = self._parse_json(session_api_data['token'], video_id) - encryption = traverse_obj(api_data, ('media', 'delivery', 'encryption')) - protocol_parameters = { - 'hls_parameters': { - 'segment_duration': segment_duration, - 'transfer_preset': '', - 'use_ssl': yesno(session_api_data['urls'][0]['isSsl']), - 'use_well_known_port': yesno(session_api_data['urls'][0]['isWellKnownPort']), - }, - } - if 'hls_encryption' in parsed_token and encryption: - protocol_parameters['hls_parameters']['encryption'] = { - parsed_token['hls_encryption']: { - 'encrypted_key': encryption['encryptedKey'], - 'key_uri': encryption['keyUri'], - }, - } - else: - protocol = 'm3u8_native' - else: - raise ExtractorError(f'Unsupported DMC protocol: {dmc_protocol}') - - session_response = self._download_json( - session_api_endpoint['url'], video_id, - query={'_format': 'json'}, - headers={'Content-Type': 'application/json'}, - note='Downloading JSON metadata for {}'.format(info_dict['format_id']), - data=json.dumps({ - 'session': { - 'client_info': { - 'player_id': session_api_data.get('playerId'), - }, - 'content_auth': { - 'auth_type': try_get(session_api_data, lambda x: x['authTypes'][session_api_data['protocols'][0]]), - 'content_key_timeout': session_api_data.get('contentKeyTimeout'), - 'service_id': 'nicovideo', - 'service_user_id': session_api_data.get('serviceUserId'), - }, - 'content_id': session_api_data.get('contentId'), - 'content_src_id_sets': [{ - 'content_src_ids': [{ - 'src_id_to_mux': { - 'audio_src_ids': [audio_src_id], - 'video_src_ids': [video_src_id], - }, - }], - }], - 'content_type': 'movie', - 'content_uri': '', - 'keep_method': { - 'heartbeat': { - 'lifetime': session_api_data.get('heartbeatLifetime'), - }, - }, - 'priority': session_api_data['priority'], - 'protocol': { - 'name': 'http', - 'parameters': { - 'http_parameters': { - 'parameters': protocol_parameters, - }, - }, - }, - 'recipe_id': session_api_data.get('recipeId'), - 'session_operation_auth': { - 'session_operation_auth_by_signature': { - 'signature': session_api_data.get('signature'), - 'token': session_api_data.get('token'), - }, - }, - 'timing_constraint': 'unlimited', - }, - }).encode()) - - info_dict['url'] = session_response['data']['session']['content_uri'] - info_dict['protocol'] = protocol - - # get heartbeat info - heartbeat_info_dict = { - 'url': session_api_endpoint['url'] + '/' + session_response['data']['session']['id'] + '?_format=json&_method=PUT', - 'data': json.dumps(session_response['data']), - # interval, convert milliseconds to seconds, then halve to make a buffer. - 'interval': float_or_none(session_api_data.get('heartbeatLifetime'), scale=3000), - 'ping': ping, - } - - return info_dict, heartbeat_info_dict - - def _extract_format_for_quality(self, video_id, audio_quality, video_quality, dmc_protocol): - - if not audio_quality.get('isAvailable') or not video_quality.get('isAvailable'): - return None - - format_id = '-'.join( - [remove_start(s['id'], 'archive_') for s in (video_quality, audio_quality)] + [dmc_protocol]) - - vid_qual_label = traverse_obj(video_quality, ('metadata', 'label')) - - return { - 'url': 'niconico_dmc:{}/{}/{}'.format(video_id, video_quality['id'], audio_quality['id']), - 'format_id': format_id, - 'format_note': join_nonempty('DMC', vid_qual_label, dmc_protocol.upper(), delim=' '), - 'ext': 'mp4', # Session API are used in HTML5, which always serves mp4 - 'acodec': 'aac', - 'vcodec': 'h264', - **traverse_obj(audio_quality, ('metadata', { - 'abr': ('bitrate', {float_or_none(scale=1000)}), - 'asr': ('samplingRate', {int_or_none}), - })), - **traverse_obj(video_quality, ('metadata', { - 'vbr': ('bitrate', {float_or_none(scale=1000)}), - 'height': ('resolution', 'height', {int_or_none}), - 'width': ('resolution', 'width', {int_or_none}), - })), - 'quality': -2 if 'low' in video_quality['id'] else None, - 'protocol': 'niconico_dmc', - 'expected_protocol': dmc_protocol, # XXX: This is not a documented field - 'http_headers': { - 'Origin': 'https://www.nicovideo.jp', - 'Referer': 'https://www.nicovideo.jp/watch/' + video_id, - }, - } - - def _yield_dmc_formats(self, api_data, video_id): - dmc_data = traverse_obj(api_data, ('media', 'delivery', 'movie')) - audios = traverse_obj(dmc_data, ('audios', ..., {dict})) - videos = traverse_obj(dmc_data, ('videos', ..., {dict})) - protocols = traverse_obj(dmc_data, ('session', 'protocols', ..., {str})) - if not all((audios, videos, protocols)): - return - - for audio_quality, video_quality, protocol in itertools.product(audios, videos, protocols): - if fmt := self._extract_format_for_quality(video_id, audio_quality, video_quality, protocol): - yield fmt - def _yield_dms_formats(self, api_data, video_id): fmt_filter = lambda _, v: v['isAvailable'] and v['id'] videos = traverse_obj(api_data, ('media', 'domand', 'videos', fmt_filter)) @@ -485,8 +302,8 @@ class NiconicoIE(InfoExtractor): 'needs_premium': ('isPremium', {bool}), 'needs_subscription': ('isAdmission', {bool}), })) or {'needs_auth': True})) - formats = [*self._yield_dmc_formats(api_data, video_id), - *self._yield_dms_formats(api_data, video_id)] + + formats = list(self._yield_dms_formats(api_data, video_id)) if not formats: fail_msg = clean_html(self._html_search_regex( r']+\bclass="fail-message"[^>]*>(?P.+?)

',