diff options
Diffstat (limited to 'youtube_dl/YoutubeDL.py')
| -rwxr-xr-x | youtube_dl/YoutubeDL.py | 123 |
1 files changed, 77 insertions, 46 deletions
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py index 4f208f1..97bd9c5 100755 --- a/youtube_dl/YoutubeDL.py +++ b/youtube_dl/YoutubeDL.py @@ -65,6 +65,7 @@ from .utils import ( locked_file, make_HTTPS_handler, MaxDownloadsReached, + orderedSet, PagedList, parse_filesize, PerRequestProxyHandler, @@ -92,6 +93,7 @@ from .utils import ( ) from .cache import Cache from .extractor import get_info_extractor, gen_extractor_classes, _LAZY_LOADER +from .extractor.openload import PhantomJSwrapper from .downloader import get_suitable_downloader from .downloader.rtmp import rtmpdump_version from .postprocessor import ( @@ -303,6 +305,12 @@ class YoutubeDL(object): otherwise prefer avconv. postprocessor_args: A list of additional command-line arguments for the postprocessor. + + The following options are used by the Youtube extractor: + youtube_include_dash_manifest: If True (default), DASH manifests and related + data will be downloaded and processed by extractor. + You can reduce network I/O by disabling it if you don't + care about DASH. """ _NUMERIC_FIELDS = set(( @@ -901,15 +909,25 @@ class YoutubeDL(object): yield int(item) else: yield int(string_segment) - playlistitems = iter_playlistitems(playlistitems_str) + playlistitems = orderedSet(iter_playlistitems(playlistitems_str)) ie_entries = ie_result['entries'] + + def make_playlistitems_entries(list_ie_entries): + num_entries = len(list_ie_entries) + return [ + list_ie_entries[i - 1] for i in playlistitems + if -num_entries <= i - 1 < num_entries] + + def report_download(num_entries): + self.to_screen( + '[%s] playlist %s: Downloading %d videos' % + (ie_result['extractor'], playlist, num_entries)) + if isinstance(ie_entries, list): n_all_entries = len(ie_entries) if playlistitems: - entries = [ - ie_entries[i - 1] for i in playlistitems - if -n_all_entries <= i - 1 < n_all_entries] + entries = make_playlistitems_entries(ie_entries) else: entries = ie_entries[playliststart:playlistend] n_entries = len(entries) @@ -927,20 +945,16 @@ class YoutubeDL(object): entries = ie_entries.getslice( playliststart, playlistend) n_entries = len(entries) - self.to_screen( - '[%s] playlist %s: Downloading %d videos' % - (ie_result['extractor'], playlist, n_entries)) + report_download(n_entries) else: # iterable if playlistitems: - entry_list = list(ie_entries) - entries = [entry_list[i - 1] for i in playlistitems] + entries = make_playlistitems_entries(list(itertools.islice( + ie_entries, 0, max(playlistitems)))) else: entries = list(itertools.islice( ie_entries, playliststart, playlistend)) n_entries = len(entries) - self.to_screen( - '[%s] playlist %s: Downloading %d videos' % - (ie_result['extractor'], playlist, n_entries)) + report_download(n_entries) if self.params.get('playlistreverse', False): entries = entries[::-1] @@ -961,6 +975,8 @@ class YoutubeDL(object): 'playlist': playlist, 'playlist_id': ie_result.get('id'), 'playlist_title': ie_result.get('title'), + 'playlist_uploader': ie_result.get('uploader'), + 'playlist_uploader_id': ie_result.get('uploader_id'), 'playlist_index': i + playliststart, 'extractor': ie_result['extractor'], 'webpage_url': ie_result['webpage_url'], @@ -1065,22 +1081,27 @@ class YoutubeDL(object): return _filter def _default_format_spec(self, info_dict, download=True): - req_format_list = [] - def can_have_partial_formats(): + def can_merge(): + merger = FFmpegMergerPP(self) + return merger.available and merger.can_merge() + + def prefer_best(): if self.params.get('simulate', False): - return True + return False if not download: - return True - if self.params.get('outtmpl', DEFAULT_OUTTMPL) == '-': return False + if self.params.get('outtmpl', DEFAULT_OUTTMPL) == '-': + return True if info_dict.get('is_live'): - return False - merger = FFmpegMergerPP(self) - return merger.available and merger.can_merge() - if can_have_partial_formats(): - req_format_list.append('bestvideo+bestaudio') - req_format_list.append('best') + return True + if not can_merge(): + return True + return False + + req_format_list = ['bestvideo+bestaudio', 'best'] + if prefer_best(): + req_format_list.reverse() return '/'.join(req_format_list) def build_format_selector(self, format_spec): @@ -1763,29 +1784,30 @@ class YoutubeDL(object): ie = self.get_info_extractor(info_dict['extractor_key']) for sub_lang, sub_info in subtitles.items(): sub_format = sub_info['ext'] - if sub_info.get('data') is not None: - sub_data = sub_info['data'] + sub_filename = subtitles_filename(filename, sub_lang, sub_format) + if self.params.get('nooverwrites', False) and os.path.exists(encodeFilename(sub_filename)): + self.to_screen('[info] Video subtitle %s.%s is already present' % (sub_lang, sub_format)) else: - try: - sub_data = ie._download_webpage( - sub_info['url'], info_dict['id'], note=False) - except ExtractorError as err: - self.report_warning('Unable to download subtitle for "%s": %s' % - (sub_lang, error_to_compat_str(err.cause))) - continue - try: - sub_filename = subtitles_filename(filename, sub_lang, sub_format) - if self.params.get('nooverwrites', False) and os.path.exists(encodeFilename(sub_filename)): - self.to_screen('[info] Video subtitle %s.%s is already_present' % (sub_lang, sub_format)) + self.to_screen('[info] Writing video subtitles to: ' + sub_filename) + if sub_info.get('data') is not None: + try: + # Use newline='' to prevent conversion of newline characters + # See https://github.com/rg3/youtube-dl/issues/10268 + with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8', newline='') as subfile: + subfile.write(sub_info['data']) + except (OSError, IOError): + self.report_error('Cannot write subtitles file ' + sub_filename) + return else: - self.to_screen('[info] Writing video subtitles to: ' + sub_filename) - # Use newline='' to prevent conversion of newline characters - # See https://github.com/rg3/youtube-dl/issues/10268 - with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8', newline='') as subfile: - subfile.write(sub_data) - except (OSError, IOError): - self.report_error('Cannot write subtitles file ' + sub_filename) - return + try: + sub_data = ie._request_webpage( + sub_info['url'], info_dict['id'], note=False).read() + with io.open(encodeFilename(sub_filename), 'wb') as subfile: + subfile.write(sub_data) + except (ExtractorError, IOError, OSError, ValueError) as err: + self.report_warning('Unable to download subtitle for "%s": %s' % + (sub_lang, error_to_compat_str(err))) + continue if self.params.get('writeinfojson', False): infofn = replace_extension(filename, 'info.json', info_dict.get('ext')) @@ -2211,11 +2233,20 @@ class YoutubeDL(object): sys.exc_clear() except Exception: pass - self._write_string('[debug] Python version %s - %s\n' % ( - platform.python_version(), platform_name())) + + def python_implementation(): + impl_name = platform.python_implementation() + if impl_name == 'PyPy' and hasattr(sys, 'pypy_version_info'): + return impl_name + ' version %d.%d.%d' % sys.pypy_version_info[:3] + return impl_name + + self._write_string('[debug] Python version %s (%s) - %s\n' % ( + platform.python_version(), python_implementation(), + platform_name())) exe_versions = FFmpegPostProcessor.get_versions(self) exe_versions['rtmpdump'] = rtmpdump_version() + exe_versions['phantomjs'] = PhantomJSwrapper._version() exe_str = ', '.join( '%s %s' % (exe, v) for exe, v in sorted(exe_versions.items()) |