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Accept requested formats to be in the format 35/best (closes #1552)

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The format selection code is now an independent function.
This commit is contained in:
Jaime Marquínez Ferrándiz 2013-10-21 13:19:58 +02:00
parent f8b45beacc
commit a9c58ad945
2 changed files with 41 additions and 9 deletions
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23
test/test_YoutubeDL.py
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@ -94,6 +94,29 @@ class TestFormatSelection(unittest.TestCase):
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded[u'format_id'], u'excellent')
def test_format_selection(self):
formats = [
{u'format_id': u'35'},
{u'format_id': u'47'},
{u'format_id': u'2'},
]
info_dict = {u'formats': formats, u'extractor': u'test'}
ydl = YDL({'format': u'20/47'})
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'47')
ydl = YDL({'format': u'20/71/worst'})
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'35')
ydl = YDL()
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'2')
if __name__ == '__main__':
unittest.main()

27
youtube_dl/YoutubeDL.py
View File

@ -448,6 +448,17 @@ class YoutubeDL(object):
else:
raise Exception('Invalid result type: %s' % result_type)
def select_format(self, format_spec, available_formats):
if format_spec == 'best' or format_spec is None:
return available_formats[-1]
elif format_spec == 'worst':
return available_formats[0]
else:
matches = list(filter(lambda f:f['format_id'] == format_spec ,available_formats))
if matches:
return matches[-1]
return None
def process_video_result(self, info_dict, download=True):
assert info_dict.get('_type', 'video') == 'video'
@ -502,22 +513,20 @@ class YoutubeDL(object):
formats = sorted(formats, key=_free_formats_key)
req_format = self.params.get('format', 'best')
if req_format is None:
req_format = 'best'
formats_to_download = []
if req_format == 'best' or req_format is None:
formats_to_download = [formats[-1]]
elif req_format == 'worst':
formats_to_download = [formats[0]]
# The -1 is for supporting YoutubeIE
elif req_format in ('-1', 'all'):
if req_format in ('-1', 'all'):
formats_to_download = formats
else:
# We can accept formats requestd in the format: 34/10/5, we pick
# We can accept formats requestd in the format: 34/5/best, we pick
# the first that is available, starting from left
req_formats = req_format.split('/')
for rf in req_formats:
matches = filter(lambda f:f['format_id'] == rf ,formats)
if matches:
formats_to_download = [matches[0]]
selected_format = self.select_format(rf, formats)
if selected_format is not None:
formats_to_download = [selected_format]
break
if not formats_to_download:
raise ExtractorError(u'requested format not available')