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Separate --check-all-formats from --check-formats

Previously, `--check-formats` tested only the selected video formats, but ALL thumbnails
This commit is contained in:
pukkandan 2021-10-24 14:46:07 +05:30
parent 96565c7e55
commit 9f1a1c36e6
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GPG key ID: 0F00D95A001F4698
3 changed files with 68 additions and 53 deletions

View file

@ -224,7 +224,8 @@ class YoutubeDL(object):
allow_multiple_audio_streams: Allow multiple audio streams to be merged
into a single file
check_formats Whether to test if the formats are downloadable.
Can be True (check all), False (check none)
Can be True (check all), False (check none),
'selected' (check selected formats),
or None (check only if requested by extractor)
paths: Dictionary of output paths. The allowed keys are 'home'
'temp' and the keys of OUTTMPL_TYPES (in utils.py)
@ -1720,6 +1721,28 @@ def _filter(f):
return op(actual_value, comparison_value)
return _filter
def _check_formats(self, formats):
for f in formats:
self.to_screen('[info] Testing format %s' % f['format_id'])
temp_file = tempfile.NamedTemporaryFile(
suffix='.tmp', delete=False,
dir=self.get_output_path('temp') or None)
temp_file.close()
try:
success, _ = self.dl(temp_file.name, f, test=True)
except (DownloadError, IOError, OSError, ValueError) + network_exceptions:
success = False
finally:
if os.path.exists(temp_file.name):
try:
os.remove(temp_file.name)
except OSError:
self.report_warning('Unable to delete temporary file "%s"' % temp_file.name)
if success:
yield f
else:
self.to_screen('[info] Unable to download format %s. Skipping...' % f['format_id'])
def _default_format_spec(self, info_dict, download=True):
def can_merge():
@ -1759,7 +1782,7 @@ def syntax_error(note, start):
allow_multiple_streams = {'audio': self.params.get('allow_multiple_audio_streams', False),
'video': self.params.get('allow_multiple_video_streams', False)}
check_formats = self.params.get('check_formats')
check_formats = self.params.get('check_formats') == 'selected'
def _parse_filter(tokens):
filter_parts = []
@ -1935,26 +1958,7 @@ def _check_formats(formats):
if not check_formats:
yield from formats
return
for f in formats:
self.to_screen('[info] Testing format %s' % f['format_id'])
temp_file = tempfile.NamedTemporaryFile(
suffix='.tmp', delete=False,
dir=self.get_output_path('temp') or None)
temp_file.close()
try:
success, _ = self.dl(temp_file.name, f, test=True)
except (DownloadError, IOError, OSError, ValueError) + network_exceptions:
success = False
finally:
if os.path.exists(temp_file.name):
try:
os.remove(temp_file.name)
except OSError:
self.report_warning('Unable to delete temporary file "%s"' % temp_file.name)
if success:
yield f
else:
self.to_screen('[info] Unable to download format %s. Skipping...' % f['format_id'])
yield from self._check_formats(formats)
def _build_selector_function(selector):
if isinstance(selector, list): # ,
@ -2111,42 +2115,45 @@ def _calc_cookies(self, info_dict):
self.cookiejar.add_cookie_header(pr)
return pr.get_header('Cookie')
def _sort_thumbnails(self, thumbnails):
thumbnails.sort(key=lambda t: (
t.get('preference') if t.get('preference') is not None else -1,
t.get('width') if t.get('width') is not None else -1,
t.get('height') if t.get('height') is not None else -1,
t.get('id') if t.get('id') is not None else '',
t.get('url')))
def _sanitize_thumbnails(self, info_dict):
thumbnails = info_dict.get('thumbnails')
if thumbnails is None:
thumbnail = info_dict.get('thumbnail')
if thumbnail:
info_dict['thumbnails'] = thumbnails = [{'url': thumbnail}]
if thumbnails:
thumbnails.sort(key=lambda t: (
t.get('preference') if t.get('preference') is not None else -1,
t.get('width') if t.get('width') is not None else -1,
t.get('height') if t.get('height') is not None else -1,
t.get('id') if t.get('id') is not None else '',
t.get('url')))
if not thumbnails:
return
def thumbnail_tester():
def test_thumbnail(t):
self.to_screen(f'[info] Testing thumbnail {t["id"]}')
try:
self.urlopen(HEADRequest(t['url']))
except network_exceptions as err:
self.to_screen(f'[info] Unable to connect to thumbnail {t["id"]} URL {t["url"]!r} - {err}. Skipping...')
return False
return True
return test_thumbnail
def check_thumbnails(thumbnails):
for t in thumbnails:
self.to_screen(f'[info] Testing thumbnail {t["id"]}')
try:
self.urlopen(HEADRequest(t['url']))
except network_exceptions as err:
self.to_screen(f'[info] Unable to connect to thumbnail {t["id"]} URL {t["url"]!r} - {err}. Skipping...')
continue
yield t
for i, t in enumerate(thumbnails):
if t.get('id') is None:
t['id'] = '%d' % i
if t.get('width') and t.get('height'):
t['resolution'] = '%dx%d' % (t['width'], t['height'])
t['url'] = sanitize_url(t['url'])
self._sort_thumbnails(thumbnails)
for i, t in enumerate(thumbnails):
if t.get('id') is None:
t['id'] = '%d' % i
if t.get('width') and t.get('height'):
t['resolution'] = '%dx%d' % (t['width'], t['height'])
t['url'] = sanitize_url(t['url'])
if self.params.get('check_formats'):
info_dict['thumbnails'] = LazyList(filter(thumbnail_tester(), thumbnails[::-1])).reverse()
else:
info_dict['thumbnails'] = thumbnails
if self.params.get('check_formats') is True:
info_dict['thumbnails'] = LazyList(check_thumbnails(thumbnails[::-1])).reverse()
else:
info_dict['thumbnails'] = thumbnails
def process_video_result(self, info_dict, download=True):
assert info_dict.get('_type', 'video') == 'video'
@ -2252,7 +2259,6 @@ def sanitize_numeric_fields(info):
info_dict['requested_subtitles'] = self.process_subtitles(
info_dict['id'], subtitles, automatic_captions)
# We now pick which formats have to be downloaded
if info_dict.get('formats') is None:
# There's only one format available
formats = [info_dict]
@ -2335,6 +2341,9 @@ def is_wellformed(f):
# TODO Central sorting goes here
if self.params.get('check_formats') is True:
formats = LazyList(self._check_formats(formats[::-1])).reverse()
if not formats or formats[0] is not info_dict:
# only set the 'formats' fields if the original info_dict list them
# otherwise we end up with a circular reference, the first (and unique)

View file

@ -562,12 +562,16 @@ def _dict_from_options_callback(
help="Don't give any special preference to free containers (default)")
video_format.add_option(
'--check-formats',
action='store_true', dest='check_formats', default=None,
help='Check that the formats selected are actually downloadable')
action='store_const', const='selected', dest='check_formats', default=None,
help='Check that the selected formats are actually downloadable')
video_format.add_option(
'--check-all-formats',
action='store_true', dest='check_formats',
help='Check all formats for whether they are actually downloadable')
video_format.add_option(
'--no-check-formats',
action='store_false', dest='check_formats',
help='Do not check that the formats selected are actually downloadable')
help='Do not check that the formats are actually downloadable')
video_format.add_option(
'-F', '--list-formats',
action='store_true', dest='listformats',

View file

@ -4050,6 +4050,8 @@ def __iter__(self):
def __exhaust(self):
self.__cache.extend(self.__iterable)
# Discard the emptied iterable to make it pickle-able
self.__iterable = []
return self.__cache
def exhaust(self):