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

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

14
yt_dlp/__init__.py
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@ -386,10 +386,12 @@ def validate_options(opts):
raise ValueError(f'{cmd} is invalid; {err}') raise ValueError(f'{cmd} is invalid; {err}')
yield action yield action
parse_metadata = opts.parse_metadata or []
if opts.metafromtitle is not None: if opts.metafromtitle is not None:
parse_metadata.append('title:%s' % opts.metafromtitle) opts.parse_metadata.setdefault('pre_process', []).append('title:%s' % opts.metafromtitle)
opts.parse_metadata = list(itertools.chain(*map(metadataparser_actions, parse_metadata))) opts.parse_metadata = {
k: list(itertools.chain(*map(metadataparser_actions, v)))
for k, v in opts.parse_metadata.items()
}
# Other options # Other options
if opts.playlist_items is not None: if opts.playlist_items is not None:
@ -561,11 +563,11 @@ def validate_options(opts):
def get_postprocessors(opts): def get_postprocessors(opts):
yield from opts.add_postprocessors yield from opts.add_postprocessors
if opts.parse_metadata: for when, actions in opts.parse_metadata.items():
yield { yield {
'key': 'MetadataParser', 'key': 'MetadataParser',
'actions': opts.parse_metadata, 'actions': actions,
'when': 'pre_process' 'when': when
} }
sponsorblock_query = opts.sponsorblock_mark | opts.sponsorblock_remove sponsorblock_query = opts.sponsorblock_mark | opts.sponsorblock_remove
if sponsorblock_query: if sponsorblock_query:

12
yt_dlp/options.py
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@ -1586,14 +1586,16 @@ def create_parser():
help=optparse.SUPPRESS_HELP) help=optparse.SUPPRESS_HELP)
postproc.add_option( postproc.add_option(
'--parse-metadata', '--parse-metadata',
metavar='FROM:TO', dest='parse_metadata', action='append', metavar='[WHEN:]FROM:TO', dest='parse_metadata', **when_prefix('pre_process'),
help=( help=(
'Parse additional metadata like title/artist from other fields; ' 'Parse additional metadata like title/artist from other fields; see "MODIFYING METADATA" for details. '
'see "MODIFYING METADATA" for details')) 'Supported values of "WHEN" are the same as that of --use-postprocessor (default: pre_process)'))
postproc.add_option( postproc.add_option(
'--replace-in-metadata', '--replace-in-metadata',
dest='parse_metadata', metavar='FIELDS REGEX REPLACE', action='append', nargs=3, 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') 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( postproc.add_option(
'--xattrs', '--xattr', '--xattrs', '--xattr',
action='store_true', dest='xattrs', default=False, action='store_true', dest='xattrs', default=False,