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Ability to set a specific field in the file's metadata

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Eg: `--parse-metadata "description:(?s)(?P<meta_comment>.+)"`
sets the "comment" field using `description`
This commit is contained in:
pukkandan
2021-04-03 13:59:55 +05:30
parent 54df8fc5b2
commit 84601bb72b
3 changed files with 12 additions and 6 deletions
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12
yt_dlp/postprocessor/ffmpeg.py
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@ -10,7 +10,7 @@ import json
from .common import AudioConversionError, PostProcessor
from ..compat import compat_str
from ..compat import compat_str, compat_numeric_types
from ..utils import (
encodeArgument,
encodeFilename,
@ -530,6 +530,8 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
metadata = {}
def add(meta_list, info_list=None):
if not meta_list:
return
if not info_list:
info_list = meta_list
if not isinstance(meta_list, (list, tuple)):
@ -537,7 +539,7 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
if not isinstance(info_list, (list, tuple)):
info_list = (info_list,)
for info_f in info_list:
if info.get(info_f) is not None:
if isinstance(info.get(info_f), (compat_str, compat_numeric_types)):
for meta_f in meta_list:
metadata[meta_f] = info[info_f]
break
@ -563,6 +565,10 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
add('episode_id', ('episode', 'episode_id'))
add('episode_sort', 'episode_number')
prefix = 'meta_'
for key in filter(lambda k: k.startswith(prefix), info.keys()):
add(key[len(prefix):], key)
if not metadata:
self.to_screen('There isn\'t any metadata to add')
return [], info
@ -577,7 +583,7 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
else:
options.extend(['-c', 'copy'])
for (name, value) in metadata.items():
for name, value in metadata.items():
options.extend(['-metadata', '%s=%s' % (name, value)])
chapters = info.get('chapters', [])