# Author: Vasyl' Vavrychuk
# Author: Witold Baryluk
# Author: Paweł Paprota
+# Author: Gergely Imreh
# License: Public domain code
import cookielib
import ctypes
from cgi import parse_qs
std_headers = {
- 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:2.0b10) Gecko/20100101 Firefox/4.0b10',
+ 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:5.0.1) Gecko/20100101 Firefox/5.0.1',
'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
'Accept-Encoding': 'gzip, deflate',
class YoutubeIE(InfoExtractor):
"""Information extractor for youtube.com."""
- _VALID_URL = r'^((?:https?://)?(?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/)(?:(?:(?:v|embed)/)|(?:(?:watch(?:_popup)?(?:\.php)?)?(?:\?|#!?)(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$'
+ _VALID_URL = r'^((?:https?://)?(?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/)(?:(?:(?:v|embed|e)/)|(?:(?:watch(?:_popup)?(?:\.php)?)?(?:\?|#!?)(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$'
_LANG_URL = r'http://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
_LOGIN_URL = 'https://www.youtube.com/signup?next=/&gl=US&hl=en'
_AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
_NETRC_MACHINE = 'youtube'
# Listed in order of quality
- _available_formats = ['38', '37', '22', '45', '35', '34', '43', '18', '6', '5', '17', '13']
+ _available_formats = ['38', '37', '45', '22', '43', '35', '34', '18', '6', '5', '17', '13']
_video_extensions = {
'13': '3gp',
'17': 'mp4',
# upload date
upload_date = u'NA'
- mobj = re.search(r'id="eow-date".*?>(.*?)</span>', video_webpage, re.DOTALL)
+ mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL)
if mobj is not None:
upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
- format_expressions = ['%d %B %Y', '%B %d %Y']
+ format_expressions = ['%d %B %Y', '%B %d %Y', '%b %d %Y']
for expression in format_expressions:
try:
upload_date = datetime.datetime.strptime(upload_date, expression).strftime('%Y%m%d')
# Decide which formats to download
req_format = self._downloader.params.get('format', None)
- if 'fmt_url_map' in video_info:
- url_map = dict(tuple(pair.split('|')) for pair in video_info['fmt_url_map'][0].split(','))
+ if 'url_encoded_fmt_stream_map' in video_info and len(video_info['url_encoded_fmt_stream_map']) >= 1:
+ url_data_strs = video_info['url_encoded_fmt_stream_map'][0].split(',')
+ url_data = [dict(pairStr.split('=') for pairStr in uds.split('&')) for uds in url_data_strs]
+ url_map = dict((ud['itag'], urllib.unquote(ud['url'])) for ud in url_data)
format_limit = self._downloader.params.get('format_limit', None)
if format_limit is not None and format_limit in self._available_formats:
format_list = self._available_formats[self._available_formats.index(format_limit):]
"""
return information # by default, do nothing
+class FFmpegExtractAudioPP(PostProcessor):
+
+ def __init__(self, downloader=None, preferredcodec=None):
+ PostProcessor.__init__(self, downloader)
+ if preferredcodec is None:
+ preferredcodec = 'best'
+ self._preferredcodec = preferredcodec
+
+ @staticmethod
+ def get_audio_codec(path):
+ try:
+ cmd = ['ffprobe', '-show_streams', '--', path]
+ handle = subprocess.Popen(cmd, stderr=file(os.path.devnull, 'w'), stdout=subprocess.PIPE)
+ output = handle.communicate()[0]
+ if handle.wait() != 0:
+ return None
+ except (IOError, OSError):
+ return None
+ audio_codec = None
+ for line in output.split('\n'):
+ if line.startswith('codec_name='):
+ audio_codec = line.split('=')[1].strip()
+ elif line.strip() == 'codec_type=audio' and audio_codec is not None:
+ return audio_codec
+ return None
+
+ @staticmethod
+ def run_ffmpeg(path, out_path, codec, more_opts):
+ try:
+ cmd = ['ffmpeg', '-y', '-i', path, '-vn', '-acodec', codec] + more_opts + ['--', out_path]
+ ret = subprocess.call(cmd, stdout=file(os.path.devnull, 'w'), stderr=subprocess.STDOUT)
+ return (ret == 0)
+ except (IOError, OSError):
+ return False
+
+ def run(self, information):
+ path = information['filepath']
+
+ filecodec = self.get_audio_codec(path)
+ if filecodec is None:
+ self._downloader.to_stderr(u'WARNING: unable to obtain file audio codec with ffprobe')
+ return None
+
+ more_opts = []
+ if self._preferredcodec == 'best' or self._preferredcodec == filecodec:
+ if filecodec == 'aac' or filecodec == 'mp3':
+ # Lossless if possible
+ acodec = 'copy'
+ extension = filecodec
+ if filecodec == 'aac':
+ more_opts = ['-f', 'adts']
+ else:
+ # MP3 otherwise.
+ acodec = 'libmp3lame'
+ extension = 'mp3'
+ more_opts = ['-ab', '128k']
+ else:
+ # We convert the audio (lossy)
+ acodec = {'mp3': 'libmp3lame', 'aac': 'aac'}[self._preferredcodec]
+ extension = self._preferredcodec
+ more_opts = ['-ab', '128k']
+ if self._preferredcodec == 'aac':
+ more_opts += ['-f', 'adts']
+
+ (prefix, ext) = os.path.splitext(path)
+ new_path = prefix + '.' + extension
+ self._downloader.to_screen(u'[ffmpeg] Destination: %s' % new_path)
+ status = self.run_ffmpeg(path, new_path, acodec, more_opts)
+
+ if not status:
+ self._downloader.to_stderr(u'WARNING: error running ffmpeg')
+ return None
+
+ try:
+ os.remove(path)
+ except (IOError, OSError):
+ self._downloader.to_stderr(u'WARNING: Unable to remove downloaded video file')
+ return None
+
+ information['filepath'] = new_path
+ return information
+
### MAIN PROGRAM ###
if __name__ == '__main__':
try:
# Parse command line
parser = optparse.OptionParser(
usage='Usage: %prog [options] url...',
- version='2011.01.30',
+ version='2011.08.04',
conflict_handler='resolve',
)
help='do not use the Last-modified header to set the file modification time', default=True)
parser.add_option_group(filesystem)
+ postproc = optparse.OptionGroup(parser, 'Post-processing Options')
+ postproc.add_option('--extract-audio', action='store_true', dest='extractaudio', default=False,
+ help='convert video files to audio-only files (requires ffmpeg and ffprobe)')
+ postproc.add_option('--audio-format', metavar='FORMAT', dest='audioformat', default='best',
+ help='"best", "aac" or "mp3"; best by default')
+ parser.add_option_group(postproc)
+
(opts, args) = parser.parse_args()
# Open appropriate CookieJar
raise ValueError
except (TypeError, ValueError), err:
parser.error(u'invalid playlist end number specified')
+ if opts.extractaudio:
+ if opts.audioformat not in ['best', 'aac', 'mp3']:
+ parser.error(u'invalid audio format specified')
# Information extractors
youtube_ie = YoutubeIE()
# fallback if none of the others work
fd.add_info_extractor(generic_ie)
+ # PostProcessors
+ if opts.extractaudio:
+ fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat))
+
# Update version
if opts.update_self:
update_self(fd, sys.argv[0])