mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-27 10:31:29 +00:00
Added '--xattrs' option which writes metadata to the file's extended attributes using a youtube-dl postprocessor.
Works on Linux, OSX, and Windows.
This commit is contained in:
epitron
parent
1b969041d7
commit
e63fc1bed4
|
|
@ -189,7 +189,9 @@ ## Post-processing Options:
|
|||
processed files are overwritten by default
|
||||
--embed-subs embed subtitles in the video (only for mp4
|
||||
videos)
|
||||
--add-metadata add metadata to the files
|
||||
--add-metadata write metadata to the video file
|
||||
--xattrs write metadata to the video file's xattrs (using
|
||||
dublin core and xdg standards)
|
||||
|
||||
# CONFIGURATION
|
||||
|
||||
|
|
|
|||
|
|
@ -62,6 +62,7 @@ class FFmpegPostProcessorError(PostProcessingError):
|
|||
class AudioConversionError(PostProcessingError):
|
||||
pass
|
||||
|
||||
|
||||
class FFmpegPostProcessor(PostProcessor):
|
||||
def __init__(self,downloader=None):
|
||||
PostProcessor.__init__(self, downloader)
|
||||
|
|
@ -107,6 +108,7 @@ def _ffmpeg_filename_argument(self, fn):
|
|||
return u'./' + fn
|
||||
return fn
|
||||
|
||||
|
||||
class FFmpegExtractAudioPP(FFmpegPostProcessor):
|
||||
def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, nopostoverwrites=False):
|
||||
FFmpegPostProcessor.__init__(self, downloader)
|
||||
|
|
@ -232,6 +234,7 @@ def run(self, information):
|
|||
information['filepath'] = new_path
|
||||
return self._nopostoverwrites,information
|
||||
|
||||
|
||||
class FFmpegVideoConvertor(FFmpegPostProcessor):
|
||||
def __init__(self, downloader=None,preferedformat=None):
|
||||
super(FFmpegVideoConvertor, self).__init__(downloader)
|
||||
|
|
@ -509,3 +512,120 @@ def run(self, info):
|
|||
os.remove(encodeFilename(filename))
|
||||
os.rename(encodeFilename(temp_filename), encodeFilename(filename))
|
||||
return True, info
|
||||
|
||||
|
||||
class XAttrMetadataPP(PostProcessor):
|
||||
|
||||
#
|
||||
# More info about extended attributes for media:
|
||||
# http://freedesktop.org/wiki/CommonExtendedAttributes/
|
||||
# http://www.freedesktop.org/wiki/PhreedomDraft/
|
||||
# http://dublincore.org/documents/usageguide/elements.shtml
|
||||
#
|
||||
# TODO:
|
||||
# * capture youtube keywords and put them in 'user.dublincore.subject' (comma-separated)
|
||||
# * figure out which xattrs can be used for 'duration', 'thumbnail', 'resolution'
|
||||
#
|
||||
|
||||
def run(self, info):
|
||||
""" Set extended attributes on downloaded file (if xattr support is found). """
|
||||
|
||||
from .utils import hyphenate_date
|
||||
|
||||
# This mess below finds the best xattr tool for the job and creates a
|
||||
# "write_xattr" function.
|
||||
try:
|
||||
# try the pyxattr module...
|
||||
import xattr
|
||||
def write_xattr(path, key, value):
|
||||
return xattr.setxattr(path, key, value)
|
||||
|
||||
except ImportError:
|
||||
|
||||
if os.name == 'posix':
|
||||
def which(bin):
|
||||
for dir in os.environ["PATH"].split(":"):
|
||||
path = os.path.join(dir, bin)
|
||||
if os.path.exists(path):
|
||||
return path
|
||||
|
||||
user_has_setfattr = which("setfattr")
|
||||
user_has_xattr = which("xattr")
|
||||
|
||||
if user_has_setfattr or user_has_xattr:
|
||||
|
||||
def write_xattr(path, key, value):
|
||||
import errno
|
||||
potential_errors = {
|
||||
# setfattr: /tmp/blah: Operation not supported
|
||||
"Operation not supported": errno.EOPNOTSUPP,
|
||||
# setfattr: ~/blah: No such file or directory
|
||||
# xattr: No such file: ~/blah
|
||||
"No such file": errno.ENOENT,
|
||||
}
|
||||
|
||||
if user_has_setfattr:
|
||||
cmd = ['setfattr', '-n', key, '-v', value, path]
|
||||
elif user_has_xattr:
|
||||
cmd = ['xattr', '-w', key, value, path]
|
||||
|
||||
try:
|
||||
output = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
|
||||
except subprocess.CalledProcessError as e:
|
||||
errorstr = e.output.strip().decode()
|
||||
for potential_errorstr, potential_errno in potential_errors.items():
|
||||
if errorstr.find(potential_errorstr) > -1:
|
||||
e = OSError(potential_errno, potential_errorstr)
|
||||
e.__cause__ = None
|
||||
raise e
|
||||
raise # Reraise unhandled error
|
||||
|
||||
else:
|
||||
# On Unix, and can't find pyxattr, setfattr, or xattr.
|
||||
if sys.platform.startswith('linux'):
|
||||
self._downloader.report_error("Couldn't find a tool to set the xattrs. Install either the python 'pyxattr' or 'xattr' modules, or the GNU 'attr' package (which contains the 'setfattr' tool).")
|
||||
elif sys.platform == 'darwin':
|
||||
self._downloader.report_error("Couldn't find a tool to set the xattrs. Install either the python 'xattr' module, or the 'xattr' binary.")
|
||||
else:
|
||||
# Write xattrs to NTFS Alternate Data Streams: http://en.wikipedia.org/wiki/NTFS#Alternate_data_streams_.28ADS.29
|
||||
def write_xattr(path, key, value):
|
||||
assert(key.find(":") < 0)
|
||||
assert(path.find(":") < 0)
|
||||
assert(os.path.exists(path))
|
||||
|
||||
f = open(path+":"+key, "w")
|
||||
f.write(value)
|
||||
f.close()
|
||||
|
||||
# Write the metadata to the file's xattrs
|
||||
self._downloader.to_screen('[metadata] Writing metadata to file\'s xattrs...')
|
||||
|
||||
filename = info['filepath']
|
||||
|
||||
try:
|
||||
xattr_mapping = {
|
||||
'user.xdg.referrer.url': 'webpage_url',
|
||||
# 'user.xdg.comment': 'description',
|
||||
'user.dublincore.title': 'title',
|
||||
'user.dublincore.date': 'upload_date',
|
||||
'user.dublincore.description': 'description',
|
||||
'user.dublincore.contributor': 'uploader',
|
||||
'user.dublincore.format': 'format',
|
||||
}
|
||||
|
||||
for xattrname, infoname in xattr_mapping.items():
|
||||
|
||||
value = info.get(infoname)
|
||||
|
||||
if value:
|
||||
if infoname == "upload_date":
|
||||
value = hyphenate_date(value)
|
||||
|
||||
write_xattr(filename, xattrname, value)
|
||||
|
||||
return True, info
|
||||
|
||||
except OSError:
|
||||
self._downloader.report_error("This filesystem doesn't support extended attributes. (You may have to enable them in your /etc/fstab)")
|
||||
return False, info
|
||||
|
||||
|
|
|
|||
|
|
@ -38,6 +38,7 @@
|
|||
'Takuya Tsuchida',
|
||||
'Sergey M.',
|
||||
'Michael Orlitzky',
|
||||
'Chris Gahan',
|
||||
)
|
||||
|
||||
__license__ = 'Public Domain'
|
||||
|
|
@ -78,6 +79,7 @@
|
|||
FFmpegVideoConvertor,
|
||||
FFmpegExtractAudioPP,
|
||||
FFmpegEmbedSubtitlePP,
|
||||
XAttrMetadataPP,
|
||||
)
|
||||
|
||||
|
||||
|
|
@ -412,7 +414,9 @@ def _hide_login_info(opts):
|
|||
postproc.add_option('--embed-subs', action='store_true', dest='embedsubtitles', default=False,
|
||||
help='embed subtitles in the video (only for mp4 videos)')
|
||||
postproc.add_option('--add-metadata', action='store_true', dest='addmetadata', default=False,
|
||||
help='add metadata to the files')
|
||||
help='write metadata to the video file')
|
||||
postproc.add_option('--xattrs', action='store_true', dest='xattrs', default=False,
|
||||
help='write metadata to the video file\'s xattrs (using dublin core and xdg standards)')
|
||||
|
||||
|
||||
parser.add_option_group(general)
|
||||
|
|
@ -709,6 +713,8 @@ def _real_main(argv=None):
|
|||
ydl.add_post_processor(FFmpegVideoConvertor(preferedformat=opts.recodevideo))
|
||||
if opts.embedsubtitles:
|
||||
ydl.add_post_processor(FFmpegEmbedSubtitlePP(subtitlesformat=opts.subtitlesformat))
|
||||
if opts.xattrs:
|
||||
ydl.add_post_processor(XAttrMetadataPP())
|
||||
|
||||
# Update version
|
||||
if opts.update_self:
|
||||
|
|
|
|||
|
|
@ -809,6 +809,15 @@ def date_from_str(date_str):
|
|||
return today + delta
|
||||
return datetime.datetime.strptime(date_str, "%Y%m%d").date()
|
||||
|
||||
def hyphenate_date(date_str):
|
||||
"""
|
||||
Convert a date in 'YYYYMMDD' format to 'YYYY-MM-DD' format"""
|
||||
match = re.match(r'^(\d\d\d\d)(\d\d)(\d\d)$', date_str)
|
||||
if match is not None:
|
||||
return '-'.join(match.groups())
|
||||
else:
|
||||
return date_str
|
||||
|
||||
class DateRange(object):
|
||||
"""Represents a time interval between two dates"""
|
||||
def __init__(self, start=None, end=None):
|
||||
|
|
|
|||
Loading…
Reference in a new issue