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add support for "-f mp4" for YouTube

This commit is contained in:
Allan Zhou 2013-08-30 17:51:50 -07:00
parent 483e0ddd4d
commit bdc6b3fc64
2 changed files with 31 additions and 8 deletions
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2
youtube_dl/__init__.py
View File

@ -192,7 +192,7 @@ def parseOpts(overrideArguments=None):
video_format.add_option('-f', '--format',
action='store', dest='format', metavar='FORMAT',
help='video format code, specifiy the order of preference using slashes: "-f 22/17/18"')
help='video format code, specifiy the order of preference using slashes: "-f 22/17/18". "-f mp4" and "-f flv" are also supported')
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',

37
youtube_dl/extractor/youtube.py
View File

@ -153,8 +153,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
$"""
_NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
# Listed in order of quality
_available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13',
'95', '94', '93', '92', '132', '151',
_available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '36', '17', '13',
# AHLS
'96', '95', '94', '93', '92', '132', '151',
# 3D
'85', '84', '102', '83', '101', '82', '100',
# Dash video
@ -163,8 +164,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
# Dash audio
'141', '172', '140', '171', '139',
]
_available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13',
'95', '94', '93', '92', '132', '151',
_available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '36', '17', '13',
# AHLS
'96', '95', '94', '93', '92', '132', '151',
# 3D
'85', '102', '84', '101', '83', '100', '82',
# Dash video
'138', '248', '137', '247', '136', '246', '245',
@ -172,11 +175,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
# Dash audio
'172', '141', '171', '140', '139',
]
_video_formats_map = {
'flv': ['35', '34', '6', '5'],
'3gp': ['36', '17', '13'],
'mp4': ['38', '37', '22', '18'],
'webm': ['46', '45', '44', '43'],
}
_video_extensions = {
'13': '3gp',
'17': 'mp4',
'17': '3gp',
'18': 'mp4',
'22': 'mp4',
'36': '3gp',
'37': 'mp4',
'38': 'mp4',
'43': 'webm',
@ -193,7 +203,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
'101': 'webm',
'102': 'webm',
# videos that use m3u8
# AHLS
'92': 'mp4',
'93': 'mp4',
'94': 'mp4',
@ -234,6 +244,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
'22': '720x1280',
'34': '360x640',
'35': '480x854',
'36': '240x320',
'37': '1080x1920',
'38': '3072x4096',
'43': '360x640',
@ -597,13 +608,25 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
else:
# Specific formats. We pick the first in a slash-delimeted sequence.
# For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
# Format can be specified as itag or 'mp4' or 'flv' etc. We pick the highest quality
# available in the specified format. For example,
# if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
# if '1/mp4/3/4' is requested and '1' and '5' (is a mp4) are available, we pick '1'.
# if '1/mp4/3/4' is requested and '4' and '5' (is a mp4) are available, we pick '5'.
req_formats = req_format.split('/')
video_url_list = None
for rf in req_formats:
if rf in url_map:
video_url_list = [(rf, url_map[rf])]
break
if rf in self._video_formats_map:
for srf in self._video_formats_map[rf]:
if srf in url_map:
video_url_list = [(srf, url_map[srf])]
break
else:
continue
break
if video_url_list is None:
raise ExtractorError(u'requested format not available')
return video_url_list