diff options
Diffstat (limited to 'youtube_dl/YoutubeDL.py')
| -rwxr-xr-x | youtube_dl/YoutubeDL.py | 63 |
1 files changed, 40 insertions, 23 deletions
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py index 0a7f36c..342d6b4 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, @@ -304,6 +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(( @@ -902,15 +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) @@ -928,20 +945,15 @@ 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(ie_entries)) 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] @@ -1066,22 +1078,27 @@ 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): |