mirror of https://github.com/yt-dlp/yt-dlp.git
1192 lines
48 KiB
Python
1192 lines
48 KiB
Python
import collections
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import contextvars
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import itertools
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import json
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import os
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import re
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import subprocess
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import time
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from .common import PostProcessor
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from ..compat import functools, imghdr
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from ..utils import (
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MEDIA_EXTENSIONS,
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ISO639Utils,
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Popen,
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PostProcessingError,
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_get_exe_version_output,
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deprecation_warning,
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detect_exe_version,
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determine_ext,
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dfxp2srt,
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encodeArgument,
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encodeFilename,
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filter_dict,
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float_or_none,
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is_outdated_version,
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orderedSet,
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prepend_extension,
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replace_extension,
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shell_quote,
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traverse_obj,
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variadic,
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write_json_file,
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)
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EXT_TO_OUT_FORMATS = {
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'aac': 'adts',
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'flac': 'flac',
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'm4a': 'ipod',
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'mka': 'matroska',
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'mkv': 'matroska',
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'mpg': 'mpeg',
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'ogv': 'ogg',
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'ts': 'mpegts',
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'wma': 'asf',
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'wmv': 'asf',
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'weba': 'webm',
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'vtt': 'webvtt',
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}
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ACODECS = {
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# name: (ext, encoder, opts)
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'mp3': ('mp3', 'libmp3lame', ()),
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'aac': ('m4a', 'aac', ('-f', 'adts')),
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'm4a': ('m4a', 'aac', ('-bsf:a', 'aac_adtstoasc')),
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'opus': ('opus', 'libopus', ()),
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'vorbis': ('ogg', 'libvorbis', ()),
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'flac': ('flac', 'flac', ()),
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'alac': ('m4a', None, ('-acodec', 'alac')),
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'wav': ('wav', None, ('-f', 'wav')),
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}
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def create_mapping_re(supported):
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return re.compile(r'{0}(?:/{0})*$'.format(r'(?:\s*\w+\s*>)?\s*(?:{})\s*'.format('|'.join(supported))))
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def resolve_mapping(source, mapping):
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"""
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Get corresponding item from a mapping string like 'A>B/C>D/E'
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@returns (target, error_message)
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"""
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for pair in mapping.lower().split('/'):
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kv = pair.split('>', 1)
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if len(kv) == 1 or kv[0].strip() == source:
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target = kv[-1].strip()
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if target == source:
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return target, f'already is in target format {source}'
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return target, None
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return None, f'could not find a mapping for {source}'
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class FFmpegPostProcessorError(PostProcessingError):
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pass
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class FFmpegPostProcessor(PostProcessor):
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_ffmpeg_location = contextvars.ContextVar('ffmpeg_location', default=None)
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def __init__(self, downloader=None):
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PostProcessor.__init__(self, downloader)
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self._prefer_ffmpeg = self.get_param('prefer_ffmpeg', True)
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self._paths = self._determine_executables()
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@staticmethod
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def get_versions_and_features(downloader=None):
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pp = FFmpegPostProcessor(downloader)
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return pp._versions, pp._features
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@staticmethod
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def get_versions(downloader=None):
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return FFmpegPostProcessor.get_versions_and_features(downloader)[0]
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_ffmpeg_to_avconv = {'ffmpeg': 'avconv', 'ffprobe': 'avprobe'}
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def _determine_executables(self):
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programs = [*self._ffmpeg_to_avconv.keys(), *self._ffmpeg_to_avconv.values()]
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location = self.get_param('ffmpeg_location', self._ffmpeg_location.get())
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if location is None:
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return {p: p for p in programs}
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if not os.path.exists(location):
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self.report_warning(
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f'ffmpeg-location {location} does not exist! Continuing without ffmpeg', only_once=True)
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return {}
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elif os.path.isdir(location):
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dirname, basename, filename = location, None, None
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else:
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filename = os.path.basename(location)
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basename = next((p for p in programs if p in filename), 'ffmpeg')
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dirname = os.path.dirname(os.path.abspath(location))
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if basename in self._ffmpeg_to_avconv:
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self._prefer_ffmpeg = True
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paths = {p: os.path.join(dirname, p) for p in programs}
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if basename and basename in filename:
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for p in programs:
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path = os.path.join(dirname, filename.replace(basename, p))
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if os.path.exists(path):
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paths[p] = path
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if basename:
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paths[basename] = location
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return paths
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_version_cache, _features_cache = {None: None}, {}
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def _get_ffmpeg_version(self, prog):
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path = self._paths.get(prog)
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if path in self._version_cache:
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return self._version_cache[path], self._features_cache.get(path, {})
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out = _get_exe_version_output(path, ['-bsfs'])
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ver = detect_exe_version(out) if out else False
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if ver:
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regexs = [
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r'(?:\d+:)?([0-9.]+)-[0-9]+ubuntu[0-9.]+$', # Ubuntu, see [1]
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r'n([0-9.]+)$', # Arch Linux
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# 1. http://www.ducea.com/2006/06/17/ubuntu-package-version-naming-explanation/
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]
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for regex in regexs:
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mobj = re.match(regex, ver)
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if mobj:
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ver = mobj.group(1)
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self._version_cache[path] = ver
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if prog != 'ffmpeg' or not out:
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return ver, {}
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mobj = re.search(r'(?m)^\s+libavformat\s+(?:[0-9. ]+)\s+/\s+(?P<runtime>[0-9. ]+)', out)
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lavf_runtime_version = mobj.group('runtime').replace(' ', '') if mobj else None
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self._features_cache[path] = features = {
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'fdk': '--enable-libfdk-aac' in out,
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'setts': 'setts' in out.splitlines(),
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'needs_adtstoasc': is_outdated_version(lavf_runtime_version, '57.56.100', False),
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}
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return ver, features
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@property
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def _versions(self):
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return filter_dict({self.basename: self._version, self.probe_basename: self._probe_version})
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@functools.cached_property
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def basename(self):
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_ = self._version # run property
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return self.basename
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@functools.cached_property
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def probe_basename(self):
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_ = self._probe_version # run property
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return self.probe_basename
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def _get_version(self, kind):
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executables = (kind, )
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if not self._prefer_ffmpeg:
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executables = (kind, self._ffmpeg_to_avconv[kind])
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basename, version, features = next(filter(
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lambda x: x[1], ((p, *self._get_ffmpeg_version(p)) for p in executables)), (None, None, {}))
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if kind == 'ffmpeg':
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self.basename, self._features = basename, features
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else:
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self.probe_basename = basename
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if basename == self._ffmpeg_to_avconv[kind]:
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self.deprecated_feature(f'Support for {self._ffmpeg_to_avconv[kind]} is deprecated and '
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f'may be removed in a future version. Use {kind} instead')
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return version
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@functools.cached_property
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def _version(self):
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return self._get_version('ffmpeg')
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@functools.cached_property
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def _probe_version(self):
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return self._get_version('ffprobe')
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@property
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def available(self):
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return self.basename is not None
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@property
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def executable(self):
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return self._paths.get(self.basename)
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@property
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def probe_available(self):
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return self.probe_basename is not None
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@property
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def probe_executable(self):
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return self._paths.get(self.probe_basename)
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@staticmethod
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def stream_copy_opts(copy=True, *, ext=None):
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yield from ('-map', '0')
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# Don't copy Apple TV chapters track, bin_data
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# See https://github.com/yt-dlp/yt-dlp/issues/2, #19042, #19024, https://trac.ffmpeg.org/ticket/6016
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yield from ('-dn', '-ignore_unknown')
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if copy:
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yield from ('-c', 'copy')
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if ext in ('mp4', 'mov', 'm4a'):
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yield from ('-c:s', 'mov_text')
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def check_version(self):
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if not self.available:
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raise FFmpegPostProcessorError('ffmpeg not found. Please install or provide the path using --ffmpeg-location')
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required_version = '10-0' if self.basename == 'avconv' else '1.0'
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if is_outdated_version(self._version, required_version):
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self.report_warning(f'Your copy of {self.basename} is outdated, update {self.basename} '
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f'to version {required_version} or newer if you encounter any errors')
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def get_audio_codec(self, path):
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if not self.probe_available and not self.available:
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raise PostProcessingError('ffprobe and ffmpeg not found. Please install or provide the path using --ffmpeg-location')
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try:
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if self.probe_available:
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cmd = [
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encodeFilename(self.probe_executable, True),
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encodeArgument('-show_streams')]
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else:
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cmd = [
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encodeFilename(self.executable, True),
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encodeArgument('-i')]
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cmd.append(encodeFilename(self._ffmpeg_filename_argument(path), True))
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self.write_debug(f'{self.basename} command line: {shell_quote(cmd)}')
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stdout, stderr, returncode = Popen.run(
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cmd, text=True, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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if returncode != (0 if self.probe_available else 1):
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return None
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except OSError:
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return None
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output = stdout if self.probe_available else stderr
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if self.probe_available:
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audio_codec = None
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for line in output.split('\n'):
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if line.startswith('codec_name='):
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audio_codec = line.split('=')[1].strip()
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elif line.strip() == 'codec_type=audio' and audio_codec is not None:
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return audio_codec
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else:
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# Stream #FILE_INDEX:STREAM_INDEX[STREAM_ID](LANGUAGE): CODEC_TYPE: CODEC_NAME
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mobj = re.search(
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r'Stream\s*#\d+:\d+(?:\[0x[0-9a-f]+\])?(?:\([a-z]{3}\))?:\s*Audio:\s*([0-9a-z]+)',
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output)
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if mobj:
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return mobj.group(1)
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return None
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def get_metadata_object(self, path, opts=[]):
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if self.probe_basename != 'ffprobe':
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if self.probe_available:
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self.report_warning('Only ffprobe is supported for metadata extraction')
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raise PostProcessingError('ffprobe not found. Please install or provide the path using --ffmpeg-location')
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self.check_version()
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cmd = [
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encodeFilename(self.probe_executable, True),
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encodeArgument('-hide_banner'),
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encodeArgument('-show_format'),
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encodeArgument('-show_streams'),
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encodeArgument('-print_format'),
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encodeArgument('json'),
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]
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cmd += opts
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cmd.append(self._ffmpeg_filename_argument(path))
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self.write_debug(f'ffprobe command line: {shell_quote(cmd)}')
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stdout, _, _ = Popen.run(cmd, text=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE)
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return json.loads(stdout)
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def get_stream_number(self, path, keys, value):
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streams = self.get_metadata_object(path)['streams']
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num = next(
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(i for i, stream in enumerate(streams) if traverse_obj(stream, keys, casesense=False) == value),
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None)
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return num, len(streams)
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def _fixup_chapters(self, info):
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last_chapter = traverse_obj(info, ('chapters', -1))
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if last_chapter and not last_chapter.get('end_time'):
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last_chapter['end_time'] = self._get_real_video_duration(info['filepath'])
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def _get_real_video_duration(self, filepath, fatal=True):
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try:
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duration = float_or_none(
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traverse_obj(self.get_metadata_object(filepath), ('format', 'duration')))
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if not duration:
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raise PostProcessingError('ffprobe returned empty duration')
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return duration
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except PostProcessingError as e:
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if fatal:
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raise PostProcessingError(f'Unable to determine video duration: {e.msg}')
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def _duration_mismatch(self, d1, d2, tolerance=2):
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if not d1 or not d2:
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return None
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# The duration is often only known to nearest second. So there can be <1sec disparity natually.
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# Further excuse an additional <1sec difference.
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return abs(d1 - d2) > tolerance
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def run_ffmpeg_multiple_files(self, input_paths, out_path, opts, **kwargs):
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return self.real_run_ffmpeg(
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[(path, []) for path in input_paths],
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[(out_path, opts)], **kwargs)
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def real_run_ffmpeg(self, input_path_opts, output_path_opts, *, expected_retcodes=(0,)):
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self.check_version()
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oldest_mtime = min(
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os.stat(encodeFilename(path)).st_mtime for path, _ in input_path_opts if path)
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cmd = [encodeFilename(self.executable, True), encodeArgument('-y')]
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# avconv does not have repeat option
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if self.basename == 'ffmpeg':
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cmd += [encodeArgument('-loglevel'), encodeArgument('repeat+info')]
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def make_args(file, args, name, number):
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keys = [f'_{name}{number}', f'_{name}']
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if name == 'o':
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args += ['-movflags', '+faststart']
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if number == 1:
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keys.append('')
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args += self._configuration_args(self.basename, keys)
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if name == 'i':
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args.append('-i')
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return (
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[encodeArgument(arg) for arg in args]
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+ [encodeFilename(self._ffmpeg_filename_argument(file), True)])
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for arg_type, path_opts in (('i', input_path_opts), ('o', output_path_opts)):
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cmd += itertools.chain.from_iterable(
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make_args(path, list(opts), arg_type, i + 1)
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for i, (path, opts) in enumerate(path_opts) if path)
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self.write_debug(f'ffmpeg command line: {shell_quote(cmd)}')
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_, stderr, returncode = Popen.run(
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cmd, text=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE)
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if returncode not in variadic(expected_retcodes):
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self.write_debug(stderr)
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raise FFmpegPostProcessorError(stderr.strip().splitlines()[-1])
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for out_path, _ in output_path_opts:
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if out_path:
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self.try_utime(out_path, oldest_mtime, oldest_mtime)
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return stderr
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def run_ffmpeg(self, path, out_path, opts, **kwargs):
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return self.run_ffmpeg_multiple_files([path], out_path, opts, **kwargs)
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@staticmethod
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def _ffmpeg_filename_argument(fn):
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# Always use 'file:' because the filename may contain ':' (ffmpeg
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# interprets that as a protocol) or can start with '-' (-- is broken in
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# ffmpeg, see https://ffmpeg.org/trac/ffmpeg/ticket/2127 for details)
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# Also leave '-' intact in order not to break streaming to stdout.
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if fn.startswith(('http://', 'https://')):
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return fn
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return 'file:' + fn if fn != '-' else fn
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@staticmethod
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def _quote_for_ffmpeg(string):
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# See https://ffmpeg.org/ffmpeg-utils.html#toc-Quoting-and-escaping
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# A sequence of '' produces '\'''\'';
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# final replace removes the empty '' between \' \'.
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string = string.replace("'", r"'\''").replace("'''", "'")
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# Handle potential ' at string boundaries.
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string = string[1:] if string[0] == "'" else "'" + string
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return string[:-1] if string[-1] == "'" else string + "'"
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def force_keyframes(self, filename, timestamps):
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timestamps = orderedSet(timestamps)
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if timestamps[0] == 0:
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timestamps = timestamps[1:]
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keyframe_file = prepend_extension(filename, 'keyframes.temp')
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self.to_screen(f'Re-encoding "{filename}" with appropriate keyframes')
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self.run_ffmpeg(filename, keyframe_file, [
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*self.stream_copy_opts(False, ext=determine_ext(filename)),
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'-force_key_frames', ','.join(f'{t:.6f}' for t in timestamps)])
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return keyframe_file
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def concat_files(self, in_files, out_file, concat_opts=None):
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"""
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Use concat demuxer to concatenate multiple files having identical streams.
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Only inpoint, outpoint, and duration concat options are supported.
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See https://ffmpeg.org/ffmpeg-formats.html#concat-1 for details
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"""
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concat_file = f'{out_file}.concat'
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self.write_debug(f'Writing concat spec to {concat_file}')
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with open(concat_file, 'w', encoding='utf-8') as f:
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f.writelines(self._concat_spec(in_files, concat_opts))
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out_flags = list(self.stream_copy_opts(ext=determine_ext(out_file)))
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self.real_run_ffmpeg(
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[(concat_file, ['-hide_banner', '-nostdin', '-f', 'concat', '-safe', '0'])],
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[(out_file, out_flags)])
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self._delete_downloaded_files(concat_file)
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|
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@classmethod
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def _concat_spec(cls, in_files, concat_opts=None):
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if concat_opts is None:
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concat_opts = [{}] * len(in_files)
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yield 'ffconcat version 1.0\n'
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for file, opts in zip(in_files, concat_opts):
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yield f'file {cls._quote_for_ffmpeg(cls._ffmpeg_filename_argument(file))}\n'
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# Iterate explicitly to yield the following directives in order, ignoring the rest.
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for directive in 'inpoint', 'outpoint', 'duration':
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if directive in opts:
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yield f'{directive} {opts[directive]}\n'
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|
|
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class FFmpegExtractAudioPP(FFmpegPostProcessor):
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COMMON_AUDIO_EXTS = (*MEDIA_EXTENSIONS.common_audio, 'wma')
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SUPPORTED_EXTS = tuple(ACODECS.keys())
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FORMAT_RE = create_mapping_re(('best', *SUPPORTED_EXTS))
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|
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def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, nopostoverwrites=False):
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FFmpegPostProcessor.__init__(self, downloader)
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self.mapping = preferredcodec or 'best'
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self._preferredquality = float_or_none(preferredquality)
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self._nopostoverwrites = nopostoverwrites
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def _quality_args(self, codec):
|
|
if self._preferredquality is None:
|
|
return []
|
|
elif self._preferredquality > 10:
|
|
return ['-b:a', f'{self._preferredquality}k']
|
|
|
|
limits = {
|
|
'libmp3lame': (10, 0),
|
|
'libvorbis': (0, 10),
|
|
# FFmpeg's AAC encoder does not have an upper limit for the value of -q:a.
|
|
# Experimentally, with values over 4, bitrate changes were minimal or non-existent
|
|
'aac': (0.1, 4),
|
|
'libfdk_aac': (1, 5),
|
|
}.get(codec)
|
|
if not limits:
|
|
return []
|
|
|
|
q = limits[1] + (limits[0] - limits[1]) * (self._preferredquality / 10)
|
|
if codec == 'libfdk_aac':
|
|
return ['-vbr', f'{int(q)}']
|
|
return ['-q:a', f'{q}']
|
|
|
|
def run_ffmpeg(self, path, out_path, codec, more_opts):
|
|
if codec is None:
|
|
acodec_opts = []
|
|
else:
|
|
acodec_opts = ['-acodec', codec]
|
|
opts = ['-vn', *acodec_opts, *more_opts]
|
|
try:
|
|
FFmpegPostProcessor.run_ffmpeg(self, path, out_path, opts)
|
|
except FFmpegPostProcessorError as err:
|
|
raise PostProcessingError(f'audio conversion failed: {err.msg}')
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, information):
|
|
orig_path = path = information['filepath']
|
|
target_format, _skip_msg = resolve_mapping(information['ext'], self.mapping)
|
|
if target_format == 'best' and information['ext'] in self.COMMON_AUDIO_EXTS:
|
|
target_format, _skip_msg = None, 'the file is already in a common audio format'
|
|
if not target_format:
|
|
self.to_screen(f'Not converting audio {orig_path}; {_skip_msg}')
|
|
return [], information
|
|
|
|
filecodec = self.get_audio_codec(path)
|
|
if filecodec is None:
|
|
raise PostProcessingError('WARNING: unable to obtain file audio codec with ffprobe')
|
|
|
|
if filecodec == 'aac' and target_format in ('m4a', 'best'):
|
|
# Lossless, but in another container
|
|
extension, _, more_opts, acodec = *ACODECS['m4a'], 'copy'
|
|
elif target_format == 'best' or target_format == filecodec:
|
|
# Lossless if possible
|
|
try:
|
|
extension, _, more_opts, acodec = *ACODECS[filecodec], 'copy'
|
|
except KeyError:
|
|
extension, acodec, more_opts = ACODECS['mp3']
|
|
else:
|
|
# We convert the audio (lossy if codec is lossy)
|
|
extension, acodec, more_opts = ACODECS[target_format]
|
|
if acodec == 'aac' and self._features.get('fdk'):
|
|
acodec, more_opts = 'libfdk_aac', []
|
|
|
|
more_opts = list(more_opts)
|
|
if acodec != 'copy':
|
|
more_opts = self._quality_args(acodec)
|
|
|
|
temp_path = new_path = replace_extension(path, extension, information['ext'])
|
|
|
|
if new_path == path:
|
|
if acodec == 'copy':
|
|
self.to_screen(f'Not converting audio {orig_path}; file is already in target format {target_format}')
|
|
return [], information
|
|
orig_path = prepend_extension(path, 'orig')
|
|
temp_path = prepend_extension(path, 'temp')
|
|
if (self._nopostoverwrites and os.path.exists(encodeFilename(new_path))
|
|
and os.path.exists(encodeFilename(orig_path))):
|
|
self.to_screen(f'Post-process file {new_path} exists, skipping')
|
|
return [], information
|
|
|
|
self.to_screen(f'Destination: {new_path}')
|
|
self.run_ffmpeg(path, temp_path, acodec, more_opts)
|
|
|
|
os.replace(path, orig_path)
|
|
os.replace(temp_path, new_path)
|
|
information['filepath'] = new_path
|
|
information['ext'] = extension
|
|
|
|
# Try to update the date time for extracted audio file.
|
|
if information.get('filetime') is not None:
|
|
self.try_utime(
|
|
new_path, time.time(), information['filetime'], errnote='Cannot update utime of audio file')
|
|
|
|
return [orig_path], information
|
|
|
|
|
|
class FFmpegVideoConvertorPP(FFmpegPostProcessor):
|
|
SUPPORTED_EXTS = (
|
|
*sorted((*MEDIA_EXTENSIONS.common_video, 'gif')),
|
|
*sorted((*MEDIA_EXTENSIONS.common_audio, 'aac', 'vorbis')),
|
|
)
|
|
FORMAT_RE = create_mapping_re(SUPPORTED_EXTS)
|
|
_ACTION = 'converting'
|
|
|
|
def __init__(self, downloader=None, preferedformat=None):
|
|
super().__init__(downloader)
|
|
self.mapping = preferedformat
|
|
|
|
@staticmethod
|
|
def _options(target_ext):
|
|
yield from FFmpegPostProcessor.stream_copy_opts(False)
|
|
if target_ext == 'avi':
|
|
yield from ('-c:v', 'libxvid', '-vtag', 'XVID')
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
filename, source_ext = info['filepath'], info['ext'].lower()
|
|
target_ext, _skip_msg = resolve_mapping(source_ext, self.mapping)
|
|
if _skip_msg:
|
|
self.to_screen(f'Not {self._ACTION} media file "{filename}"; {_skip_msg}')
|
|
return [], info
|
|
|
|
outpath = replace_extension(filename, target_ext, source_ext)
|
|
self.to_screen(f'{self._ACTION.title()} video from {source_ext} to {target_ext}; Destination: {outpath}')
|
|
self.run_ffmpeg(filename, outpath, self._options(target_ext))
|
|
|
|
info['filepath'] = outpath
|
|
info['format'] = info['ext'] = target_ext
|
|
return [filename], info
|
|
|
|
|
|
class FFmpegVideoRemuxerPP(FFmpegVideoConvertorPP):
|
|
_ACTION = 'remuxing'
|
|
|
|
@staticmethod
|
|
def _options(target_ext):
|
|
return FFmpegPostProcessor.stream_copy_opts()
|
|
|
|
|
|
class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
|
|
SUPPORTED_EXTS = ('mp4', 'mov', 'm4a', 'webm', 'mkv', 'mka')
|
|
|
|
def __init__(self, downloader=None, already_have_subtitle=False):
|
|
super().__init__(downloader)
|
|
self._already_have_subtitle = already_have_subtitle
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
if info['ext'] not in self.SUPPORTED_EXTS:
|
|
self.to_screen(f'Subtitles can only be embedded in {", ".join(self.SUPPORTED_EXTS)} files')
|
|
return [], info
|
|
subtitles = info.get('requested_subtitles')
|
|
if not subtitles:
|
|
self.to_screen('There aren\'t any subtitles to embed')
|
|
return [], info
|
|
|
|
filename = info['filepath']
|
|
|
|
# Disabled temporarily. There needs to be a way to override this
|
|
# in case of duration actually mismatching in extractor
|
|
# See: https://github.com/yt-dlp/yt-dlp/issues/1870, https://github.com/yt-dlp/yt-dlp/issues/1385
|
|
'''
|
|
if info.get('duration') and not info.get('__real_download') and self._duration_mismatch(
|
|
self._get_real_video_duration(filename, False), info['duration']):
|
|
self.to_screen(f'Skipping {self.pp_key()} since the real and expected durations mismatch')
|
|
return [], info
|
|
'''
|
|
|
|
ext = info['ext']
|
|
sub_langs, sub_names, sub_filenames = [], [], []
|
|
webm_vtt_warn = False
|
|
mp4_ass_warn = False
|
|
|
|
for lang, sub_info in subtitles.items():
|
|
if not os.path.exists(sub_info.get('filepath', '')):
|
|
self.report_warning(f'Skipping embedding {lang} subtitle because the file is missing')
|
|
continue
|
|
sub_ext = sub_info['ext']
|
|
if sub_ext == 'json':
|
|
self.report_warning('JSON subtitles cannot be embedded')
|
|
elif ext != 'webm' or ext == 'webm' and sub_ext == 'vtt':
|
|
sub_langs.append(lang)
|
|
sub_names.append(sub_info.get('name'))
|
|
sub_filenames.append(sub_info['filepath'])
|
|
else:
|
|
if not webm_vtt_warn and ext == 'webm' and sub_ext != 'vtt':
|
|
webm_vtt_warn = True
|
|
self.report_warning('Only WebVTT subtitles can be embedded in webm files')
|
|
if not mp4_ass_warn and ext == 'mp4' and sub_ext == 'ass':
|
|
mp4_ass_warn = True
|
|
self.report_warning('ASS subtitles cannot be properly embedded in mp4 files; expect issues')
|
|
|
|
if not sub_langs:
|
|
return [], info
|
|
|
|
input_files = [filename, *sub_filenames]
|
|
|
|
opts = [
|
|
*self.stream_copy_opts(ext=info['ext']),
|
|
# Don't copy the existing subtitles, we may be running the
|
|
# postprocessor a second time
|
|
'-map', '-0:s',
|
|
]
|
|
for i, (lang, name) in enumerate(zip(sub_langs, sub_names)):
|
|
opts.extend(['-map', f'{i + 1}:0'])
|
|
lang_code = ISO639Utils.short2long(lang) or lang
|
|
opts.extend([f'-metadata:s:s:{i}', f'language={lang_code}'])
|
|
if name:
|
|
opts.extend([f'-metadata:s:s:{i}', f'handler_name={name}',
|
|
f'-metadata:s:s:{i}', f'title={name}'])
|
|
|
|
temp_filename = prepend_extension(filename, 'temp')
|
|
self.to_screen(f'Embedding subtitles in "{filename}"')
|
|
self.run_ffmpeg_multiple_files(input_files, temp_filename, opts)
|
|
os.replace(temp_filename, filename)
|
|
|
|
files_to_delete = [] if self._already_have_subtitle else sub_filenames
|
|
return files_to_delete, info
|
|
|
|
|
|
class FFmpegMetadataPP(FFmpegPostProcessor):
|
|
|
|
def __init__(self, downloader, add_metadata=True, add_chapters=True, add_infojson='if_exists'):
|
|
FFmpegPostProcessor.__init__(self, downloader)
|
|
self._add_metadata = add_metadata
|
|
self._add_chapters = add_chapters
|
|
self._add_infojson = add_infojson
|
|
|
|
@staticmethod
|
|
def _options(target_ext):
|
|
audio_only = target_ext == 'm4a'
|
|
yield from FFmpegPostProcessor.stream_copy_opts(not audio_only)
|
|
if audio_only:
|
|
yield from ('-vn', '-acodec', 'copy')
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
self._fixup_chapters(info)
|
|
filename, metadata_filename = info['filepath'], None
|
|
files_to_delete, options = [], []
|
|
if self._add_chapters and info.get('chapters'):
|
|
metadata_filename = replace_extension(filename, 'meta')
|
|
options.extend(self._get_chapter_opts(info['chapters'], metadata_filename))
|
|
files_to_delete.append(metadata_filename)
|
|
if self._add_metadata:
|
|
options.extend(self._get_metadata_opts(info))
|
|
|
|
if self._add_infojson:
|
|
if info['ext'] in ('mkv', 'mka'):
|
|
infojson_filename = info.get('infojson_filename')
|
|
options.extend(self._get_infojson_opts(info, infojson_filename))
|
|
if not infojson_filename:
|
|
files_to_delete.append(info.get('infojson_filename'))
|
|
elif self._add_infojson is True:
|
|
self.to_screen('The info-json can only be attached to mkv/mka files')
|
|
|
|
if not options:
|
|
self.to_screen('There isn\'t any metadata to add')
|
|
return [], info
|
|
|
|
temp_filename = prepend_extension(filename, 'temp')
|
|
self.to_screen(f'Adding metadata to "{filename}"')
|
|
self.run_ffmpeg_multiple_files(
|
|
(filename, metadata_filename), temp_filename,
|
|
itertools.chain(self._options(info['ext']), *options))
|
|
self._delete_downloaded_files(*files_to_delete)
|
|
os.replace(temp_filename, filename)
|
|
return [], info
|
|
|
|
@staticmethod
|
|
def _get_chapter_opts(chapters, metadata_filename):
|
|
with open(metadata_filename, 'w', encoding='utf-8') as f:
|
|
def ffmpeg_escape(text):
|
|
return re.sub(r'([\\=;#\n])', r'\\\1', text)
|
|
|
|
metadata_file_content = ';FFMETADATA1\n'
|
|
for chapter in chapters:
|
|
metadata_file_content += '[CHAPTER]\nTIMEBASE=1/1000\n'
|
|
metadata_file_content += 'START=%d\n' % (chapter['start_time'] * 1000)
|
|
metadata_file_content += 'END=%d\n' % (chapter['end_time'] * 1000)
|
|
chapter_title = chapter.get('title')
|
|
if chapter_title:
|
|
metadata_file_content += f'title={ffmpeg_escape(chapter_title)}\n'
|
|
f.write(metadata_file_content)
|
|
yield ('-map_metadata', '1')
|
|
|
|
def _get_metadata_opts(self, info):
|
|
meta_prefix = 'meta'
|
|
metadata = collections.defaultdict(dict)
|
|
|
|
def add(meta_list, info_list=None):
|
|
value = next((
|
|
info[key] for key in [f'{meta_prefix}_', *variadic(info_list or meta_list)]
|
|
if info.get(key) is not None), None)
|
|
if value not in ('', None):
|
|
value = ', '.join(map(str, variadic(value)))
|
|
value = value.replace('\0', '') # nul character cannot be passed in command line
|
|
metadata['common'].update({meta_f: value for meta_f in variadic(meta_list)})
|
|
|
|
# Info on media metadata/metadata supported by ffmpeg:
|
|
# https://wiki.multimedia.cx/index.php/FFmpeg_Metadata
|
|
# https://kdenlive.org/en/project/adding-meta-data-to-mp4-video/
|
|
# https://kodi.wiki/view/Video_file_tagging
|
|
|
|
add('title', ('track', 'title'))
|
|
add('date', 'upload_date')
|
|
add(('description', 'synopsis'), 'description')
|
|
add(('purl', 'comment'), 'webpage_url')
|
|
add('track', 'track_number')
|
|
add('artist', ('artist', 'artists', 'creator', 'creators', 'uploader', 'uploader_id'))
|
|
add('composer', ('composer', 'composers'))
|
|
add('genre', ('genre', 'genres'))
|
|
add('album')
|
|
add('album_artist', ('album_artist', 'album_artists'))
|
|
add('disc', 'disc_number')
|
|
add('show', 'series')
|
|
add('season_number')
|
|
add('episode_id', ('episode', 'episode_id'))
|
|
add('episode_sort', 'episode_number')
|
|
if 'embed-metadata' in self.get_param('compat_opts', []):
|
|
add('comment', 'description')
|
|
metadata['common'].pop('synopsis', None)
|
|
|
|
meta_regex = rf'{re.escape(meta_prefix)}(?P<i>\d+)?_(?P<key>.+)'
|
|
for key, value in info.items():
|
|
mobj = re.fullmatch(meta_regex, key)
|
|
if value is not None and mobj:
|
|
metadata[mobj.group('i') or 'common'][mobj.group('key')] = value.replace('\0', '')
|
|
|
|
# Write id3v1 metadata also since Windows Explorer can't handle id3v2 tags
|
|
yield ('-write_id3v1', '1')
|
|
|
|
for name, value in metadata['common'].items():
|
|
yield ('-metadata', f'{name}={value}')
|
|
|
|
stream_idx = 0
|
|
for fmt in info.get('requested_formats') or [info]:
|
|
stream_count = 2 if 'none' not in (fmt.get('vcodec'), fmt.get('acodec')) else 1
|
|
lang = ISO639Utils.short2long(fmt.get('language') or '') or fmt.get('language')
|
|
for i in range(stream_idx, stream_idx + stream_count):
|
|
if lang:
|
|
metadata[str(i)].setdefault('language', lang)
|
|
for name, value in metadata[str(i)].items():
|
|
yield (f'-metadata:s:{i}', f'{name}={value}')
|
|
stream_idx += stream_count
|
|
|
|
def _get_infojson_opts(self, info, infofn):
|
|
if not infofn or not os.path.exists(infofn):
|
|
if self._add_infojson is not True:
|
|
return
|
|
infofn = infofn or '%s.temp' % (
|
|
self._downloader.prepare_filename(info, 'infojson')
|
|
or replace_extension(self._downloader.prepare_filename(info), 'info.json', info['ext']))
|
|
if not self._downloader._ensure_dir_exists(infofn):
|
|
return
|
|
self.write_debug(f'Writing info-json to: {infofn}')
|
|
write_json_file(self._downloader.sanitize_info(info, self.get_param('clean_infojson', True)), infofn)
|
|
info['infojson_filename'] = infofn
|
|
|
|
old_stream, new_stream = self.get_stream_number(info['filepath'], ('tags', 'mimetype'), 'application/json')
|
|
if old_stream is not None:
|
|
yield ('-map', f'-0:{old_stream}')
|
|
new_stream -= 1
|
|
|
|
yield (
|
|
'-attach', self._ffmpeg_filename_argument(infofn),
|
|
f'-metadata:s:{new_stream}', 'mimetype=application/json',
|
|
f'-metadata:s:{new_stream}', 'filename=info.json',
|
|
)
|
|
|
|
|
|
class FFmpegMergerPP(FFmpegPostProcessor):
|
|
SUPPORTED_EXTS = MEDIA_EXTENSIONS.common_video
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
filename = info['filepath']
|
|
temp_filename = prepend_extension(filename, 'temp')
|
|
args = ['-c', 'copy']
|
|
audio_streams = 0
|
|
for (i, fmt) in enumerate(info['requested_formats']):
|
|
if fmt.get('acodec') != 'none':
|
|
args.extend(['-map', f'{i}:a:0'])
|
|
aac_fixup = fmt['protocol'].startswith('m3u8') and self.get_audio_codec(fmt['filepath']) == 'aac'
|
|
if aac_fixup:
|
|
args.extend([f'-bsf:a:{audio_streams}', 'aac_adtstoasc'])
|
|
audio_streams += 1
|
|
if fmt.get('vcodec') != 'none':
|
|
args.extend(['-map', f'{i}:v:0'])
|
|
self.to_screen(f'Merging formats into "{filename}"')
|
|
self.run_ffmpeg_multiple_files(info['__files_to_merge'], temp_filename, args)
|
|
os.rename(encodeFilename(temp_filename), encodeFilename(filename))
|
|
return info['__files_to_merge'], info
|
|
|
|
def can_merge(self):
|
|
# TODO: figure out merge-capable ffmpeg version
|
|
if self.basename != 'avconv':
|
|
return True
|
|
|
|
required_version = '10-0'
|
|
if is_outdated_version(
|
|
self._versions[self.basename], required_version):
|
|
warning = (f'Your copy of {self.basename} is outdated and unable to properly mux separate video and audio files, '
|
|
'yt-dlp will download single file media. '
|
|
f'Update {self.basename} to version {required_version} or newer to fix this.')
|
|
self.report_warning(warning)
|
|
return False
|
|
return True
|
|
|
|
|
|
class FFmpegFixupPostProcessor(FFmpegPostProcessor):
|
|
def _fixup(self, msg, filename, options):
|
|
temp_filename = prepend_extension(filename, 'temp')
|
|
|
|
self.to_screen(f'{msg} of "{filename}"')
|
|
self.run_ffmpeg(filename, temp_filename, options)
|
|
|
|
os.replace(temp_filename, filename)
|
|
|
|
|
|
class FFmpegFixupStretchedPP(FFmpegFixupPostProcessor):
|
|
@PostProcessor._restrict_to(images=False, audio=False)
|
|
def run(self, info):
|
|
stretched_ratio = info.get('stretched_ratio')
|
|
if stretched_ratio not in (None, 1):
|
|
self._fixup('Fixing aspect ratio', info['filepath'], [
|
|
*self.stream_copy_opts(), '-aspect', f'{stretched_ratio:f}'])
|
|
return [], info
|
|
|
|
|
|
class FFmpegFixupM4aPP(FFmpegFixupPostProcessor):
|
|
@PostProcessor._restrict_to(images=False, video=False)
|
|
def run(self, info):
|
|
if info.get('container') == 'm4a_dash':
|
|
self._fixup('Correcting container', info['filepath'], [*self.stream_copy_opts(), '-f', 'mp4'])
|
|
return [], info
|
|
|
|
|
|
class FFmpegFixupM3u8PP(FFmpegFixupPostProcessor):
|
|
def _needs_fixup(self, info):
|
|
yield info['ext'] in ('mp4', 'm4a')
|
|
yield info['protocol'].startswith('m3u8')
|
|
try:
|
|
metadata = self.get_metadata_object(info['filepath'])
|
|
except PostProcessingError as e:
|
|
self.report_warning(f'Unable to extract metadata: {e.msg}')
|
|
yield True
|
|
else:
|
|
yield traverse_obj(metadata, ('format', 'format_name'), casesense=False) == 'mpegts'
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
if all(self._needs_fixup(info)):
|
|
args = ['-f', 'mp4']
|
|
if self.get_audio_codec(info['filepath']) == 'aac':
|
|
args.extend(['-bsf:a', 'aac_adtstoasc'])
|
|
self._fixup('Fixing MPEG-TS in MP4 container', info['filepath'], [
|
|
*self.stream_copy_opts(), *args])
|
|
return [], info
|
|
|
|
|
|
class FFmpegFixupTimestampPP(FFmpegFixupPostProcessor):
|
|
|
|
def __init__(self, downloader=None, trim=0.001):
|
|
# "trim" should be used when the video contains unintended packets
|
|
super().__init__(downloader)
|
|
assert isinstance(trim, (int, float))
|
|
self.trim = str(trim)
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
if not self._features.get('setts'):
|
|
self.report_warning(
|
|
'A re-encode is needed to fix timestamps in older versions of ffmpeg. '
|
|
'Please install ffmpeg 4.4 or later to fixup without re-encoding')
|
|
opts = ['-vf', 'setpts=PTS-STARTPTS']
|
|
else:
|
|
opts = ['-c', 'copy', '-bsf', 'setts=ts=TS-STARTPTS']
|
|
self._fixup('Fixing frame timestamp', info['filepath'], [*opts, *self.stream_copy_opts(False), '-ss', self.trim])
|
|
return [], info
|
|
|
|
|
|
class FFmpegCopyStreamPP(FFmpegFixupPostProcessor):
|
|
MESSAGE = 'Copying stream'
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
self._fixup(self.MESSAGE, info['filepath'], self.stream_copy_opts())
|
|
return [], info
|
|
|
|
|
|
class FFmpegFixupDurationPP(FFmpegCopyStreamPP):
|
|
MESSAGE = 'Fixing video duration'
|
|
|
|
|
|
class FFmpegFixupDuplicateMoovPP(FFmpegCopyStreamPP):
|
|
MESSAGE = 'Fixing duplicate MOOV atoms'
|
|
|
|
|
|
class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
|
|
SUPPORTED_EXTS = MEDIA_EXTENSIONS.subtitles
|
|
|
|
def __init__(self, downloader=None, format=None):
|
|
super().__init__(downloader)
|
|
self.format = format
|
|
|
|
def run(self, info):
|
|
subs = info.get('requested_subtitles')
|
|
new_ext = self.format
|
|
new_format = new_ext
|
|
if new_format == 'vtt':
|
|
new_format = 'webvtt'
|
|
if subs is None:
|
|
self.to_screen('There aren\'t any subtitles to convert')
|
|
return [], info
|
|
self.to_screen('Converting subtitles')
|
|
sub_filenames = []
|
|
for lang, sub in subs.items():
|
|
if not os.path.exists(sub.get('filepath', '')):
|
|
self.report_warning(f'Skipping embedding {lang} subtitle because the file is missing')
|
|
continue
|
|
ext = sub['ext']
|
|
if ext == new_ext:
|
|
self.to_screen(f'Subtitle file for {new_ext} is already in the requested format')
|
|
continue
|
|
elif ext == 'json':
|
|
self.to_screen(
|
|
'You have requested to convert json subtitles into another format, '
|
|
'which is currently not possible')
|
|
continue
|
|
old_file = sub['filepath']
|
|
sub_filenames.append(old_file)
|
|
new_file = replace_extension(old_file, new_ext)
|
|
|
|
if ext in ('dfxp', 'ttml', 'tt'):
|
|
self.report_warning(
|
|
'You have requested to convert dfxp (TTML) subtitles into another format, '
|
|
'which results in style information loss')
|
|
|
|
dfxp_file = old_file
|
|
srt_file = replace_extension(old_file, 'srt')
|
|
|
|
with open(dfxp_file, 'rb') as f:
|
|
srt_data = dfxp2srt(f.read())
|
|
|
|
with open(srt_file, 'w', encoding='utf-8') as f:
|
|
f.write(srt_data)
|
|
old_file = srt_file
|
|
|
|
subs[lang] = {
|
|
'ext': 'srt',
|
|
'data': srt_data,
|
|
'filepath': srt_file,
|
|
}
|
|
|
|
if new_ext == 'srt':
|
|
continue
|
|
else:
|
|
sub_filenames.append(srt_file)
|
|
|
|
self.run_ffmpeg(old_file, new_file, ['-f', new_format])
|
|
|
|
with open(new_file, encoding='utf-8') as f:
|
|
subs[lang] = {
|
|
'ext': new_ext,
|
|
'data': f.read(),
|
|
'filepath': new_file,
|
|
}
|
|
|
|
info['__files_to_move'][new_file] = replace_extension(
|
|
info['__files_to_move'][sub['filepath']], new_ext)
|
|
|
|
return sub_filenames, info
|
|
|
|
|
|
class FFmpegSplitChaptersPP(FFmpegPostProcessor):
|
|
def __init__(self, downloader, force_keyframes=False):
|
|
FFmpegPostProcessor.__init__(self, downloader)
|
|
self._force_keyframes = force_keyframes
|
|
|
|
def _prepare_filename(self, number, chapter, info):
|
|
info = info.copy()
|
|
info.update({
|
|
'section_number': number,
|
|
'section_title': chapter.get('title'),
|
|
'section_start': chapter.get('start_time'),
|
|
'section_end': chapter.get('end_time'),
|
|
})
|
|
return self._downloader.prepare_filename(info, 'chapter')
|
|
|
|
def _ffmpeg_args_for_chapter(self, number, chapter, info):
|
|
destination = self._prepare_filename(number, chapter, info)
|
|
if not self._downloader._ensure_dir_exists(encodeFilename(destination)):
|
|
return
|
|
|
|
chapter['filepath'] = destination
|
|
self.to_screen('Chapter %03d; Destination: %s' % (number, destination))
|
|
return (
|
|
destination,
|
|
['-ss', str(chapter['start_time']),
|
|
'-t', str(chapter['end_time'] - chapter['start_time'])])
|
|
|
|
@PostProcessor._restrict_to(images=False)
|
|
def run(self, info):
|
|
self._fixup_chapters(info)
|
|
chapters = info.get('chapters') or []
|
|
if not chapters:
|
|
self.to_screen('Chapter information is unavailable')
|
|
return [], info
|
|
|
|
in_file = info['filepath']
|
|
if self._force_keyframes and len(chapters) > 1:
|
|
in_file = self.force_keyframes(in_file, (c['start_time'] for c in chapters))
|
|
self.to_screen(f'Splitting video by chapters; {len(chapters)} chapters found')
|
|
for idx, chapter in enumerate(chapters):
|
|
destination, opts = self._ffmpeg_args_for_chapter(idx + 1, chapter, info)
|
|
self.real_run_ffmpeg([(in_file, opts)], [(destination, self.stream_copy_opts())])
|
|
if in_file != info['filepath']:
|
|
self._delete_downloaded_files(in_file, msg=None)
|
|
return [], info
|
|
|
|
|
|
class FFmpegThumbnailsConvertorPP(FFmpegPostProcessor):
|
|
SUPPORTED_EXTS = MEDIA_EXTENSIONS.thumbnails
|
|
FORMAT_RE = create_mapping_re(SUPPORTED_EXTS)
|
|
|
|
def __init__(self, downloader=None, format=None):
|
|
super().__init__(downloader)
|
|
self.mapping = format
|
|
|
|
@classmethod
|
|
def is_webp(cls, path):
|
|
deprecation_warning(f'{cls.__module__}.{cls.__name__}.is_webp is deprecated')
|
|
return imghdr.what(path) == 'webp'
|
|
|
|
def fixup_webp(self, info, idx=-1):
|
|
thumbnail_filename = info['thumbnails'][idx]['filepath']
|
|
_, thumbnail_ext = os.path.splitext(thumbnail_filename)
|
|
if thumbnail_ext:
|
|
if thumbnail_ext.lower() != '.webp' and imghdr.what(thumbnail_filename) == 'webp':
|
|
self.to_screen(f'Correcting thumbnail "{thumbnail_filename}" extension to webp')
|
|
webp_filename = replace_extension(thumbnail_filename, 'webp')
|
|
os.replace(thumbnail_filename, webp_filename)
|
|
info['thumbnails'][idx]['filepath'] = webp_filename
|
|
info['__files_to_move'][webp_filename] = replace_extension(
|
|
info['__files_to_move'].pop(thumbnail_filename), 'webp')
|
|
|
|
@staticmethod
|
|
def _options(target_ext):
|
|
yield from ('-update', '1')
|
|
if target_ext == 'jpg':
|
|
yield from ('-bsf:v', 'mjpeg2jpeg')
|
|
|
|
def convert_thumbnail(self, thumbnail_filename, target_ext):
|
|
thumbnail_conv_filename = replace_extension(thumbnail_filename, target_ext)
|
|
|
|
self.to_screen(f'Converting thumbnail "{thumbnail_filename}" to {target_ext}')
|
|
_, source_ext = os.path.splitext(thumbnail_filename)
|
|
self.real_run_ffmpeg(
|
|
[(thumbnail_filename, [] if source_ext == '.gif' else ['-f', 'image2', '-pattern_type', 'none'])],
|
|
[(thumbnail_conv_filename, self._options(target_ext))])
|
|
return thumbnail_conv_filename
|
|
|
|
def run(self, info):
|
|
files_to_delete = []
|
|
has_thumbnail = False
|
|
|
|
for idx, thumbnail_dict in enumerate(info.get('thumbnails') or []):
|
|
original_thumbnail = thumbnail_dict.get('filepath')
|
|
if not original_thumbnail:
|
|
continue
|
|
has_thumbnail = True
|
|
self.fixup_webp(info, idx)
|
|
original_thumbnail = thumbnail_dict['filepath'] # Path can change during fixup
|
|
thumbnail_ext = os.path.splitext(original_thumbnail)[1][1:].lower()
|
|
if thumbnail_ext == 'jpeg':
|
|
thumbnail_ext = 'jpg'
|
|
target_ext, _skip_msg = resolve_mapping(thumbnail_ext, self.mapping)
|
|
if _skip_msg:
|
|
self.to_screen(f'Not converting thumbnail "{original_thumbnail}"; {_skip_msg}')
|
|
continue
|
|
thumbnail_dict['filepath'] = self.convert_thumbnail(original_thumbnail, target_ext)
|
|
files_to_delete.append(original_thumbnail)
|
|
info['__files_to_move'][thumbnail_dict['filepath']] = replace_extension(
|
|
info['__files_to_move'][original_thumbnail], target_ext)
|
|
|
|
if not has_thumbnail:
|
|
self.to_screen('There aren\'t any thumbnails to convert')
|
|
return files_to_delete, info
|
|
|
|
|
|
class FFmpegConcatPP(FFmpegPostProcessor):
|
|
def __init__(self, downloader, only_multi_video=False):
|
|
self._only_multi_video = only_multi_video
|
|
super().__init__(downloader)
|
|
|
|
def _get_codecs(self, file):
|
|
codecs = traverse_obj(self.get_metadata_object(file), ('streams', ..., 'codec_name'))
|
|
self.write_debug(f'Codecs = {", ".join(codecs)}')
|
|
return tuple(codecs)
|
|
|
|
def concat_files(self, in_files, out_file):
|
|
if not self._downloader._ensure_dir_exists(out_file):
|
|
return
|
|
if len(in_files) == 1:
|
|
if os.path.realpath(in_files[0]) != os.path.realpath(out_file):
|
|
self.to_screen(f'Moving "{in_files[0]}" to "{out_file}"')
|
|
os.replace(in_files[0], out_file)
|
|
return []
|
|
|
|
if len(set(map(self._get_codecs, in_files))) > 1:
|
|
raise PostProcessingError(
|
|
'The files have different streams/codecs and cannot be concatenated. '
|
|
'Either select different formats or --recode-video them to a common format')
|
|
|
|
self.to_screen(f'Concatenating {len(in_files)} files; Destination: {out_file}')
|
|
super().concat_files(in_files, out_file)
|
|
return in_files
|
|
|
|
@PostProcessor._restrict_to(images=False, simulated=False)
|
|
def run(self, info):
|
|
entries = info.get('entries') or []
|
|
if not any(entries) or (self._only_multi_video and info['_type'] != 'multi_video'):
|
|
return [], info
|
|
elif traverse_obj(entries, (..., lambda k, v: k == 'requested_downloads' and len(v) > 1)):
|
|
raise PostProcessingError('Concatenation is not supported when downloading multiple separate formats')
|
|
|
|
in_files = traverse_obj(entries, (..., 'requested_downloads', 0, 'filepath')) or []
|
|
if len(in_files) < len(entries):
|
|
raise PostProcessingError('Aborting concatenation because some downloads failed')
|
|
|
|
exts = traverse_obj(entries, (..., 'requested_downloads', 0, 'ext'), (..., 'ext'))
|
|
ie_copy = collections.ChainMap({'ext': exts[0] if len(set(exts)) == 1 else 'mkv'},
|
|
info, self._downloader._playlist_infodict(info))
|
|
out_file = self._downloader.prepare_filename(ie_copy, 'pl_video')
|
|
|
|
files_to_delete = self.concat_files(in_files, out_file)
|
|
|
|
info['requested_downloads'] = [{
|
|
'filepath': out_file,
|
|
'ext': ie_copy['ext'],
|
|
}]
|
|
return files_to_delete, info
|