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Let --parse/replace-in-metadata run at any post-processing stage

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Closes #5808, #456
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pukkandan 2022-12-30 11:01:14 +05:30
parent 119e40ef64
commit fe74d5b592
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3 changed files with 24 additions and 15 deletions
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13
README.md
View file

@ -952,13 +952,18 @@ You can also fork the project on GitHub and run your fork's [build workflow](.gi
mkv/mka video files
--no-embed-info-json Do not embed the infojson as an attachment
to the video file
--parse-metadata FROM:TO Parse additional metadata like title/artist
--parse-metadata [WHEN:]FROM:TO
Parse additional metadata like title/artist
from other fields; see "MODIFYING METADATA"
for details
--replace-in-metadata FIELDS REGEX REPLACE
for details. Supported values of "WHEN" are
the same as that of --use-postprocessor
(default: pre_process)
--replace-in-metadata [WHEN:]FIELDS REGEX REPLACE
Replace text in a metadata field using the
given regex. This option can be used
multiple times
multiple times. Supported values of "WHEN"
are the same as that of --use-postprocessor
(default: pre_process)
--xattrs Write metadata to the video file's xattrs
(using dublin core and xdg standards)
--concat-playlist POLICY Concatenate videos in a playlist. One of

14
yt_dlp/__init__.py
View file

@ -386,10 +386,12 @@ def validate_options(opts):
raise ValueError(f'{cmd} is invalid; {err}')
yield action
parse_metadata = opts.parse_metadata or []
if opts.metafromtitle is not None:
parse_metadata.append('title:%s' % opts.metafromtitle)
opts.parse_metadata = list(itertools.chain(*map(metadataparser_actions, parse_metadata)))
opts.parse_metadata.setdefault('pre_process', []).append('title:%s' % opts.metafromtitle)
opts.parse_metadata = {
k: list(itertools.chain(*map(metadataparser_actions, v)))
for k, v in opts.parse_metadata.items()
}
# Other options
if opts.playlist_items is not None:
@ -561,11 +563,11 @@ def validate_options(opts):
def get_postprocessors(opts):
yield from opts.add_postprocessors
if opts.parse_metadata:
for when, actions in opts.parse_metadata.items():
yield {
'key': 'MetadataParser',
'actions': opts.parse_metadata,
'when': 'pre_process'
'actions': actions,
'when': when
}
sponsorblock_query = opts.sponsorblock_mark | opts.sponsorblock_remove
if sponsorblock_query:

12
yt_dlp/options.py
View file

@ -1586,14 +1586,16 @@ def create_parser():
help=optparse.SUPPRESS_HELP)
postproc.add_option(
'--parse-metadata',
metavar='FROM:TO', dest='parse_metadata', action='append',
metavar='[WHEN:]FROM:TO', dest='parse_metadata', **when_prefix('pre_process'),
help=(
'Parse additional metadata like title/artist from other fields; '
'see "MODIFYING METADATA" for details'))
'Parse additional metadata like title/artist from other fields; see "MODIFYING METADATA" for details. '
'Supported values of "WHEN" are the same as that of --use-postprocessor (default: pre_process)'))
postproc.add_option(
'--replace-in-metadata',
dest='parse_metadata', metavar='FIELDS REGEX REPLACE', action='append', nargs=3,
help='Replace text in a metadata field using the given regex. This option can be used multiple times')
dest='parse_metadata', metavar='[WHEN:]FIELDS REGEX REPLACE', nargs=3, **when_prefix('pre_process'),
help=(
'Replace text in a metadata field using the given regex. This option can be used multiple times. '
'Supported values of "WHEN" are the same as that of --use-postprocessor (default: pre_process)'))
postproc.add_option(
'--xattrs', '--xattr',
action='store_true', dest='xattrs', default=False,