kopia lustrzana https://github.com/yt-dlp/yt-dlp
Merge branch 'master' into prefer-webm
commit
854cad639e
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@ -1 +1 @@
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2011.01.30
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2011.02.25b
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102
youtube-dl
102
youtube-dl
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@ -38,7 +38,7 @@ except ImportError:
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from cgi import parse_qs
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std_headers = {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:2.0b10) Gecko/20100101 Firefox/4.0b10',
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:2.0b11) Gecko/20100101 Firefox/4.0b11',
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'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
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'Accept-Encoding': 'gzip, deflate',
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@ -1059,7 +1059,7 @@ class YoutubeIE(InfoExtractor):
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mobj = re.search(r'id="eow-date".*?>(.*?)</span>', video_webpage, re.DOTALL)
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if mobj is not None:
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upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
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format_expressions = ['%d %B %Y', '%B %d %Y']
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format_expressions = ['%d %B %Y', '%B %d %Y', '%b %d %Y']
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for expression in format_expressions:
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try:
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upload_date = datetime.datetime.strptime(upload_date, expression).strftime('%Y%m%d')
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@ -2609,6 +2609,88 @@ class PostProcessor(object):
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"""
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return information # by default, do nothing
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class FFmpegExtractAudioPP(PostProcessor):
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def __init__(self, downloader=None, preferredcodec=None):
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PostProcessor.__init__(self, downloader)
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if preferredcodec is None:
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preferredcodec = 'best'
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self._preferredcodec = preferredcodec
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@staticmethod
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def get_audio_codec(path):
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try:
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handle = subprocess.Popen(['ffprobe', '-show_streams', path],
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stderr=file(os.path.devnull, 'w'), stdout=subprocess.PIPE)
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output = handle.communicate()[0]
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if handle.wait() != 0:
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return None
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except (IOError, OSError):
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return None
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audio_codec = None
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for line in output.split('\n'):
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if line.startswith('codec_name='):
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audio_codec = line.split('=')[1].strip()
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elif line.strip() == 'codec_type=audio' and audio_codec is not None:
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return audio_codec
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return None
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@staticmethod
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def run_ffmpeg(path, out_path, codec, more_opts):
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try:
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ret = subprocess.call(['ffmpeg', '-y', '-i', path, '-vn', '-acodec', codec] + more_opts + [out_path],
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stdout=file(os.path.devnull, 'w'), stderr=subprocess.STDOUT)
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return (ret == 0)
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except (IOError, OSError):
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return False
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def run(self, information):
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path = information['filepath']
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filecodec = self.get_audio_codec(path)
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if filecodec is None:
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self._downloader.to_stderr(u'WARNING: unable to obtain file audio codec with ffprobe')
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return None
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more_opts = []
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if self._preferredcodec == 'best' or self._preferredcodec == filecodec:
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if filecodec == 'aac' or filecodec == 'mp3':
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# Lossless if possible
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acodec = 'copy'
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extension = filecodec
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if filecodec == 'aac':
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more_opts = ['-f', 'adts']
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else:
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# MP3 otherwise.
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acodec = 'libmp3lame'
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extension = 'mp3'
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more_opts = ['-ab', '128k']
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else:
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# We convert the audio (lossy)
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acodec = {'mp3': 'libmp3lame', 'aac': 'aac'}[self._preferredcodec]
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extension = self._preferredcodec
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more_opts = ['-ab', '128k']
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if self._preferredcodec == 'aac':
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more_opts += ['-f', 'adts']
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(prefix, ext) = os.path.splitext(path)
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new_path = prefix + '.' + extension
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self._downloader.to_screen(u'[ffmpeg] Destination: %s' % new_path)
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status = self.run_ffmpeg(path, new_path, acodec, more_opts)
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if not status:
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self._downloader.to_stderr(u'WARNING: error running ffmpeg')
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return None
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try:
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os.remove(path)
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except (IOError, OSError):
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self._downloader.to_stderr(u'WARNING: Unable to remove downloaded video file')
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return None
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information['filepath'] = new_path
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return information
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### MAIN PROGRAM ###
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if __name__ == '__main__':
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try:
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@ -2641,7 +2723,7 @@ if __name__ == '__main__':
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# Parse command line
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parser = optparse.OptionParser(
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usage='Usage: %prog [options] url...',
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version='2011.01.30',
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version='2011.02.25b',
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conflict_handler='resolve',
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)
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@ -2733,6 +2815,13 @@ if __name__ == '__main__':
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help='do not use the Last-modified header to set the file modification time', default=True)
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parser.add_option_group(filesystem)
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postproc = optparse.OptionGroup(parser, 'Post-processing Options')
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postproc.add_option('--extract-audio', action='store_true', dest='extractaudio', default=False,
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help='convert video files to audio-only files (requires ffmpeg and ffprobe)')
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postproc.add_option('--audio-format', metavar='FORMAT', dest='audioformat', default='best',
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help='"best", "aac" or "mp3"; best by default')
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parser.add_option_group(postproc)
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(opts, args) = parser.parse_args()
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# Open appropriate CookieJar
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@ -2804,6 +2893,9 @@ if __name__ == '__main__':
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raise ValueError
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except (TypeError, ValueError), err:
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parser.error(u'invalid playlist end number specified')
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if opts.extractaudio:
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if opts.audioformat not in ['best', 'aac', 'mp3']:
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parser.error(u'invalid audio format specified')
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# Information extractors
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youtube_ie = YoutubeIE()
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@ -2876,6 +2968,10 @@ if __name__ == '__main__':
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# fallback if none of the others work
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fd.add_info_extractor(generic_ie)
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# PostProcessors
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if opts.extractaudio:
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fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat))
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# Update version
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if opts.update_self:
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update_self(fd, sys.argv[0])
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