Allow `--print` to be run at any post-processing stage

pull/2305/head
pukkandan 3 years ago
parent e88e1febd8
commit ed5835b451
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@ -667,11 +667,13 @@ You can also fork the project on github and run your fork's [build workflow](.gi
--skip-download Do not download the video but write all
related files (Alias: --no-download)
-O, --print [WHEN:]TEMPLATE Field name or output template to print to
screen per video. Prefix the template with
"playlist:" to print it once per playlist
instead. Implies --quiet and --simulate
(unless --no-simulate is used). This option
can be used multiple times
screen, optionally prefixed with when to
print it, separated by a ":". Supported
values of "WHEN" are the same as that of
--use-postprocessor, and "video" (default).
Implies --quiet and --simulate (unless
--no-simulate is used). This option can be
used multiple times
-j, --dump-json Quiet, but print JSON information for each
video. Simulate unless --no-simulate is
used. See "OUTPUT TEMPLATE" for a
@ -1221,6 +1223,11 @@ Available only when used in `--print`:
- `urls` (string): The URLs of all requested formats, one in each line
- `filename` (string): Name of the video file. Note that the actual filename may be different due to post-processing. Use `--exec echo` to get the name after all postprocessing is complete
- `formats_table` (table): The video format table as printed by `--list-formats`
- `thumbnails_table` (table): The thumbnail format table as printed by `--list-thumbnails`
- `subtitles_table` (table): The subtitle format table as printed by `--list-subs`
- `automatic_captions_table` (table): The automatic subtitle format table as printed by `--list-subs`
Available only in `--sponsorblock-chapter-title`:

@ -1772,13 +1772,8 @@ class YoutubeDL(object):
self.prepare_filename(ie_copy, 'pl_infojson'), overwrite=True) is None:
return
for tmpl in self.params['forceprint'].get('playlist', []):
self._forceprint(tmpl, ie_result)
for pp in self._pps['playlist']:
ie_result = self.run_pp(pp, ie_result)
self.to_screen('[download] Finished downloading playlist: %s' % playlist)
ie_result = self.run_all_pps('playlist', ie_result)
self.to_screen(f'[download] Finished downloading playlist: {playlist}')
return ie_result
@__handle_extraction_exceptions
@ -2600,8 +2595,7 @@ class YoutubeDL(object):
self.record_download_archive(info_dict)
info_dict['requested_downloads'] = formats_to_download
for pp in self._pps['after_video']:
info_dict = self.run_pp(pp, info_dict)
info_dict = self.run_all_pps('after_video', info_dict)
if max_downloads_reached:
raise MaxDownloadsReached()
@ -3228,6 +3222,26 @@ class YoutubeDL(object):
''' Alias of sanitize_info for backward compatibility '''
return YoutubeDL.sanitize_info(info_dict, actually_filter)
@staticmethod
def post_extract(info_dict):
def actual_post_extract(info_dict):
if info_dict.get('_type') in ('playlist', 'multi_video'):
for video_dict in info_dict.get('entries', {}):
actual_post_extract(video_dict or {})
return
post_extractor = info_dict.get('__post_extractor') or (lambda: {})
extra = post_extractor().items()
info_dict.update(extra)
info_dict.pop('__post_extractor', None)
original_infodict = info_dict.get('__original_infodict') or {}
original_infodict.update(extra)
original_infodict.pop('__post_extractor', None)
actual_post_extract(info_dict or {})
def run_pp(self, pp, infodict):
files_to_delete = []
if '__files_to_move' not in infodict:
@ -3257,44 +3271,27 @@ class YoutubeDL(object):
del infodict['__files_to_move'][old_filename]
return infodict
@staticmethod
def post_extract(info_dict):
def actual_post_extract(info_dict):
if info_dict.get('_type') in ('playlist', 'multi_video'):
for video_dict in info_dict.get('entries', {}):
actual_post_extract(video_dict or {})
return
post_extractor = info_dict.get('__post_extractor') or (lambda: {})
extra = post_extractor().items()
info_dict.update(extra)
info_dict.pop('__post_extractor', None)
original_infodict = info_dict.get('__original_infodict') or {}
original_infodict.update(extra)
original_infodict.pop('__post_extractor', None)
actual_post_extract(info_dict or {})
def run_all_pps(self, key, info, *, additional_pps=None):
for tmpl in self.params['forceprint'].get(key, []):
self._forceprint(tmpl, info)
for pp in (additional_pps or []) + self._pps[key]:
info = self.run_pp(info)
return info
def pre_process(self, ie_info, key='pre_process', files_to_move=None):
info = dict(ie_info)
info['__files_to_move'] = files_to_move or {}
for pp in self._pps[key]:
info = self.run_pp(pp, info)
info = self.run_all_pps(key, info)
return info, info.pop('__files_to_move', None)
def post_process(self, filename, info, files_to_move=None):
"""Run all the postprocessors on the given file."""
info['filepath'] = filename
info['__files_to_move'] = files_to_move or {}
for pp in info.get('__postprocessors', []) + self._pps['post_process']:
info = self.run_pp(pp, info)
info = self.run_all_pps('post_process', info, additional_pps=info.get('__postprocessors'))
info = self.run_pp(MoveFilesAfterDownloadPP(self), info)
del info['__files_to_move']
for pp in self._pps['after_move']:
info = self.run_pp(pp, info)
return info
return self.run_all_pps('after_move', info)
def _make_archive_id(self, info_dict):
video_id = info_dict.get('id')

@ -910,13 +910,13 @@ def create_parser():
metavar='[WHEN:]TEMPLATE', dest='forceprint', default={}, type='str',
action='callback', callback=_dict_from_options_callback,
callback_kwargs={
'allowed_keys': 'video|playlist',
'allowed_keys': 'video|' + '|'.join(map(re.escape, POSTPROCESS_WHEN)),
'default_key': 'video',
'multiple_keys': False,
'append': True,
}, help=(
'Field name or output template to print to screen per video. '
'Prefix the template with "playlist:" to print it once per playlist instead. '
'Field name or output template to print to screen, optionally prefixed with when to print it, separated by a ":". '
'Supported values of "WHEN" are the same as that of --use-postprocessor, and "video" (default). '
'Implies --quiet and --simulate (unless --no-simulate is used). This option can be used multiple times'))
verbosity.add_option(
'-g', '--get-url',

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