compat_cookiejar,
compat_expanduser,
compat_http_client,
+ compat_kwargs,
compat_str,
compat_urllib_error,
compat_urllib_request,
from .extractor import get_info_extractor, gen_extractors
from .downloader import get_suitable_downloader
from .downloader.rtmp import rtmpdump_version
-from .postprocessor import FFmpegMergerPP, FFmpegPostProcessor
+from .postprocessor import (
+ FFmpegMergerPP,
+ FFmpegPostProcessor,
+ get_postprocessor,
+)
from .version import __version__
nooverwrites: Prevent overwriting files.
playliststart: Playlist item to start at.
playlistend: Playlist item to end at.
+ playlistreverse: Download playlist items in reverse order.
matchtitle: Download only matching titles.
rejecttitle: Reject downloads for matching titles.
logger: Log messages to a logging.Logger instance.
extract_flat: Do not resolve URLs, return the immediate result.
Pass in 'in_playlist' to only show this behavior for
playlist items.
+ postprocessors: A list of dictionaries, each with an entry
+ * key: The name of the postprocessor. See
+ youtube_dl/postprocessor/__init__.py for a list.
+ as well as any further keyword arguments for the
+ postprocessor.
+ progress_hooks: A list of functions that get called on download
+ progress, with a dictionary with the entries
+ * filename: The final filename
+ * status: One of "downloading" and "finished"
+
+ The dict may also have some of the following entries:
+
+ * downloaded_bytes: Bytes on disk
+ * total_bytes: Size of the whole file, None if unknown
+ * tmpfilename: The filename we're currently writing to
+ * eta: The estimated time in seconds, None if unknown
+ * speed: The download speed in bytes/second, None if
+ unknown
+
+ Progress hooks are guaranteed to be called at least once
+ (with status "finished") if the download is successful.
+
The following parameters are not used by YoutubeDL itself, they are used by
the FileDownloader:
self.print_debug_header()
self.add_default_info_extractors()
+ for pp_def_raw in self.params.get('postprocessors', []):
+ pp_class = get_postprocessor(pp_def_raw['key'])
+ pp_def = dict(pp_def_raw)
+ del pp_def['key']
+ pp = pp_class(self, **compat_kwargs(pp_def))
+ self.add_post_processor(pp)
+
+ for ph in self.params.get('progress_hooks', []):
+ self.add_progress_hook(ph)
+
def warn_if_short_id(self, argv):
# short YouTube ID starting with dash?
idxs = [
ie_result['url'], ie_key=ie_result.get('ie_key'),
extra_info=extra_info, download=False, process=False)
- new_result = ie_result.copy()
- for f in ('_type', 'id', 'url', 'ext', 'player_url', 'formats',
- 'entries', 'ie_key', 'duration',
- 'subtitles', 'annotations', 'format',
- 'thumbnail', 'thumbnails'):
- if f in new_result:
- del new_result[f]
- if f in info:
- new_result[f] = info[f]
+ force_properties = dict(
+ (k, v) for k, v in ie_result.items() if v is not None)
+ for f in ('_type', 'url'):
+ if f in force_properties:
+ del force_properties[f]
+ new_result = info.copy()
+ new_result.update(force_properties)
assert new_result.get('_type') != 'url_transparent'
"[%s] playlist %s: Downloading %d videos" %
(ie_result['extractor'], playlist, n_entries))
+ if self.params.get('playlistreverse', False):
+ entries = entries[::-1]
+
for i, entry in enumerate(entries, 1):
self.to_screen('[download] Downloading video #%s of %s' % (i, n_entries))
extra = {