if isinstance(ie_entries, list):
n_all_entries = len(ie_entries)
if playlistitems:
- entries = [ie_entries[i - 1] for i in playlistitems]
+ entries = [
+ ie_entries[i - 1] for i in playlistitems
+ if -n_all_entries <= i - 1 < n_all_entries]
else:
entries = ie_entries[playliststart:playlistend]
n_entries = len(entries)
if req_format is None:
req_format_list = []
if (self.params.get('outtmpl', DEFAULT_OUTTMPL) != '-' and
- info_dict['extractor'] in ['youtube', 'ted'] and
- FFmpegMergerPP(self).available):
- req_format_list.append('bestvideo+bestaudio')
+ info_dict['extractor'] in ['youtube', 'ted']):
+ merger = FFmpegMergerPP(self)
+ if merger.available and merger.can_merge():
+ req_format_list.append('bestvideo+bestaudio')
req_format_list.append('best')
req_format = '/'.join(req_format_list)
formats_to_download = []