lopar/youtube-dl
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Release 2011.12.08

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This commit is contained in:
Philipp Hagemeister 2011-12-08 21:39:13 +01:00
parent 23e6b8adc8
commit 561504fffa
4 changed files with 165 additions and 15 deletions
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2
LATEST_VERSION
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@ -1 +1 @@
2011.11.23
2011.12.08

5
README.md
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@ -70,6 +70,8 @@ which means you can modify it, redistribute it or use it however you like.
### Video Format Options:
-f, --format FORMAT video format code
--all-formats download all available video formats
--prefer-free-formats prefer free video formats unless a specific one is
requested
--max-quality FORMAT highest quality format to download
-F, --list-formats list all available formats (currently youtube only)
@ -81,7 +83,8 @@ which means you can modify it, redistribute it or use it however you like.
### Post-processing Options:
--extract-audio convert video files to audio-only files (requires
ffmpeg and ffprobe)
--audio-format FORMAT "best", "aac", "vorbis" or "mp3"; best by default
--audio-format FORMAT "best", "aac", "vorbis", "mp3", or "m4a"; best by
default
--audio-quality QUALITY ffmpeg audio bitrate specification, 128k by default
-k, --keep-video keeps the video file on disk after the post-
processing; the video is erased by default

169
youtube-dl
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@ -18,7 +18,7 @@ __author__ = (
)
__license__ = 'Public Domain'
__version__ = '2011.11.23'
__version__ = '2011.12.08'
UPDATE_URL = 'https://raw.github.com/rg3/youtube-dl/master/youtube-dl'
@ -282,6 +282,14 @@ def _simplify_title(title):
expr = re.compile(ur'[^\w\d_\-]+', flags=re.UNICODE)
return expr.sub(u'_', title).strip(u'_')
def _orderedSet(iterable):
""" Remove all duplicates from the input iterable """
res = []
for el in iterable:
if el not in res:
res.append(el)
return res
class DownloadError(Exception):
"""Download Error exception.
@ -309,6 +317,10 @@ class PostProcessingError(Exception):
"""
pass
class MaxDownloadsReached(Exception):
""" --max-downloads limit has been reached. """
pass
class UnavailableVideoError(Exception):
"""Unavailable Format exception.
@ -722,8 +734,7 @@ class FileDownloader(object):
max_downloads = self.params.get('max_downloads')
if max_downloads is not None:
if self._num_downloads > int(max_downloads):
self.to_screen(u'[download] Maximum number of downloads reached. Skipping ' + info_dict['title'])
return
raise MaxDownloadsReached()
filename = self.prepare_filename(info_dict)
@ -1110,6 +1121,7 @@ class YoutubeIE(InfoExtractor):
_NETRC_MACHINE = 'youtube'
# Listed in order of quality
_available_formats = ['38', '37', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13']
_available_formats_prefer_free = ['38', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13']
_video_extensions = {
'13': '3gp',
'17': 'mp4',
@ -1359,10 +1371,11 @@ class YoutubeIE(InfoExtractor):
url_map = dict((ud['itag'][0], ud['url'][0]) 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):]
available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
if format_limit is not None and format_limit in available_formats:
format_list = available_formats[available_formats.index(format_limit):]
else:
format_list = self._available_formats
format_list = available_formats
existing_formats = [x for x in format_list if x in url_map]
if len(existing_formats) == 0:
self._downloader.trouble(u'ERROR: no known formats available for video')
@ -3744,6 +3757,124 @@ class MixcloudIE(InfoExtractor):
except UnavailableVideoError, err:
self._downloader.trouble(u'ERROR: unable to download file')
class StanfordOpenClassroomIE(InfoExtractor):
"""Information extractor for Stanford's Open ClassRoom"""
_VALID_URL = r'^(?:https?://)?openclassroom.stanford.edu(?P<path>/?|(/MainFolder/(?:HomePage|CoursePage|VideoPage)\.php([?]course=(?P<course>[^&]+)(&video=(?P<video>[^&]+))?(&.*)?)?))$'
IE_NAME = u'stanfordoc'
def report_download_webpage(self, objid):
"""Report information extraction."""
self._downloader.to_screen(u'[%s] %s: Downloading webpage' % (self.IE_NAME, objid))
def report_extraction(self, video_id):
"""Report information extraction."""
self._downloader.to_screen(u'[%s] %s: Extracting information' % (self.IE_NAME, video_id))
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
if mobj is None:
self._downloader.trouble(u'ERROR: invalid URL: %s' % url)
return
if mobj.group('course') and mobj.group('video'): # A specific video
course = mobj.group('course')
video = mobj.group('video')
info = {
'id': _simplify_title(course + '_' + video),
}
self.report_extraction(info['id'])
baseUrl = 'http://openclassroom.stanford.edu/MainFolder/courses/' + course + '/videos/'
xmlUrl = baseUrl + video + '.xml'
try:
metaXml = urllib2.urlopen(xmlUrl).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self._downloader.trouble(u'ERROR: unable to download video info XML: %s' % unicode(err))
return
mdoc = xml.etree.ElementTree.fromstring(metaXml)
try:
info['title'] = mdoc.findall('./title')[0].text
info['url'] = baseUrl + mdoc.findall('./videoFile')[0].text
except IndexError:
self._downloader.trouble(u'\nERROR: Invalid metadata XML file')
return
info['stitle'] = _simplify_title(info['title'])
info['ext'] = info['url'].rpartition('.')[2]
info['format'] = info['ext']
self._downloader.increment_downloads()
try:
self._downloader.process_info(info)
except UnavailableVideoError, err:
self._downloader.trouble(u'\nERROR: unable to download video')
elif mobj.group('course'): # A course page
unescapeHTML = HTMLParser.HTMLParser().unescape
course = mobj.group('course')
info = {
'id': _simplify_title(course),
'type': 'playlist',
}
self.report_download_webpage(info['id'])
try:
coursepage = urllib2.urlopen(url).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self._downloader.trouble(u'ERROR: unable to download course info page: ' + unicode(err))
return
m = re.search('<h1>([^<]+)</h1>', coursepage)
if m:
info['title'] = unescapeHTML(m.group(1))
else:
info['title'] = info['id']
info['stitle'] = _simplify_title(info['title'])
m = re.search('<description>([^<]+)</description>', coursepage)
if m:
info['description'] = unescapeHTML(m.group(1))
links = _orderedSet(re.findall('<a href="(VideoPage.php\?[^"]+)">', coursepage))
info['list'] = [
{
'type': 'reference',
'url': 'http://openclassroom.stanford.edu/MainFolder/' + unescapeHTML(vpage),
}
for vpage in links]
for entry in info['list']:
assert entry['type'] == 'reference'
self.extract(entry['url'])
else: # Root page
unescapeHTML = HTMLParser.HTMLParser().unescape
info = {
'id': 'Stanford OpenClassroom',
'type': 'playlist',
}
self.report_download_webpage(info['id'])
rootURL = 'http://openclassroom.stanford.edu/MainFolder/HomePage.php'
try:
rootpage = urllib2.urlopen(rootURL).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self._downloader.trouble(u'ERROR: unable to download course info page: ' + unicode(err))
return
info['title'] = info['id']
info['stitle'] = _simplify_title(info['title'])
links = _orderedSet(re.findall('<a href="(CoursePage.php\?[^"]+)">', rootpage))
info['list'] = [
{
'type': 'reference',
'url': 'http://openclassroom.stanford.edu/MainFolder/' + unescapeHTML(cpage),
}
for cpage in links]
for entry in info['list']:
assert entry['type'] == 'reference'
self.extract(entry['url'])
class PostProcessor(object):
@ -3839,8 +3970,13 @@ class FFmpegExtractAudioPP(PostProcessor):
return None
more_opts = []
if self._preferredcodec == 'best' or self._preferredcodec == filecodec:
if filecodec in ['aac', 'mp3', 'vorbis']:
if self._preferredcodec == 'best' or self._preferredcodec == filecodec or (self._preferredcodec == 'm4a' and filecodec == 'aac'):
if self._preferredcodec == 'm4a' and filecodec == 'aac':
# Lossless, but in another container
acodec = 'copy'
extension = self._preferredcodec
more_opts = ['-absf', 'aac_adtstoasc']
elif filecodec in ['aac', 'mp3', 'vorbis']:
# Lossless if possible
acodec = 'copy'
extension = filecodec
@ -3857,13 +3993,15 @@ class FFmpegExtractAudioPP(PostProcessor):
more_opts += ['-ab', self._preferredquality]
else:
# We convert the audio (lossy)
acodec = {'mp3': 'libmp3lame', 'aac': 'aac', 'vorbis': 'libvorbis'}[self._preferredcodec]
acodec = {'mp3': 'libmp3lame', 'aac': 'aac', 'm4a': 'aac', 'vorbis': 'libvorbis'}[self._preferredcodec]
extension = self._preferredcodec
more_opts = []
if self._preferredquality is not None:
more_opts += ['-ab', self._preferredquality]
if self._preferredcodec == 'aac':
more_opts += ['-f', 'adts']
if self._preferredcodec == 'm4a':
more_opts += ['-absf', 'aac_adtstoasc']
if self._preferredcodec == 'vorbis':
extension = 'ogg'
@ -4039,6 +4177,8 @@ def parseOpts():
action='store', dest='format', metavar='FORMAT', help='video format code')
video_format.add_option('--all-formats',
action='store_const', dest='format', help='download all available video formats', const='all')
video_format.add_option('--prefer-free-formats',
action='store_true', dest='prefer_free_formats', default=False, help='prefer free video formats unless a specific one is requested')
video_format.add_option('--max-quality',
action='store', dest='format_limit', metavar='FORMAT', help='highest quality format to download')
video_format.add_option('-F', '--list-formats',
@ -4110,7 +4250,7 @@ def parseOpts():
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", "vorbis" or "mp3"; best by default')
help='"best", "aac", "vorbis", "mp3", or "m4a"; best by default')
postproc.add_option('--audio-quality', metavar='QUALITY', dest='audioquality', default='128K',
help='ffmpeg audio bitrate specification, 128k by default')
postproc.add_option('-k', '--keep-video', action='store_true', dest='keepvideo', default=False,
@ -4166,6 +4306,7 @@ def gen_extractors():
SoundcloudIE(),
InfoQIE(),
MixcloudIE(),
StanfordOpenClassroomIE(),
GenericIE()
]
@ -4255,7 +4396,7 @@ def _real_main():
except (TypeError, ValueError), err:
parser.error(u'invalid playlist end number specified')
if opts.extractaudio:
if opts.audioformat not in ['best', 'aac', 'mp3', 'vorbis']:
if opts.audioformat not in ['best', 'aac', 'mp3', 'vorbis', 'm4a']:
parser.error(u'invalid audio format specified')
# File downloader
@ -4302,6 +4443,7 @@ def _real_main():
'matchtitle': opts.matchtitle,
'rejecttitle': opts.rejecttitle,
'max_downloads': opts.max_downloads,
'prefer_free_formats': opts.prefer_free_formats,
})
for extractor in extractors:
fd.add_info_extractor(extractor)
@ -4320,7 +4462,12 @@ def _real_main():
parser.error(u'you must provide at least one URL')
else:
sys.exit()
try:
retcode = fd.download(all_urls)
except MaxDownloadsReached:
fd.to_screen(u'--max-download limit reached, aborting.')
retcode = 101
# Dump cookie jar if requested
if opts.cookiefile is not None:

2
youtube_dl/__init__.py
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@ -18,7 +18,7 @@ __author__ = (
)
__license__ = 'Public Domain'
__version__ = '2011.11.23'
__version__ = '2011.12.08'
UPDATE_URL = 'https://raw.github.com/rg3/youtube-dl/master/youtube-dl'