-from __future__ import unicode_literals
-
-import io
+import collections
import itertools
+import json
import os
+import re
import subprocess
import time
-import re
-import json
from .common import AudioConversionError, PostProcessor
-
-from ..compat import compat_str
+from ..compat import functools, imghdr
from ..utils import (
+ ISO639Utils,
+ Popen,
+ PostProcessingError,
+ _get_exe_version_output,
+ detect_exe_version,
+ determine_ext,
dfxp2srt,
encodeArgument,
encodeFilename,
+ filter_dict,
float_or_none,
- _get_exe_version_output,
- detect_exe_version,
is_outdated_version,
- ISO639Utils,
orderedSet,
- Popen,
- PostProcessingError,
prepend_extension,
replace_extension,
shell_quote,
traverse_obj,
variadic,
+ write_json_file,
+ write_string,
)
-
EXT_TO_OUT_FORMATS = {
'aac': 'adts',
'flac': 'flac',
'opus': 'libopus',
'vorbis': 'libvorbis',
'wav': None,
+ 'alac': None,
}
class FFmpegPostProcessor(PostProcessor):
def __init__(self, downloader=None):
PostProcessor.__init__(self, downloader)
- self._determine_executables()
-
- def check_version(self):
- if not self.available:
- raise FFmpegPostProcessorError('ffmpeg not found. Please install or provide the path using --ffmpeg-location')
-
- required_version = '10-0' if self.basename == 'avconv' else '1.0'
- if is_outdated_version(
- self._versions[self.basename], required_version):
- warning = 'Your copy of %s is outdated, update %s to version %s or newer if you encounter any errors.' % (
- self.basename, self.basename, required_version)
- self.report_warning(warning)
+ self._prefer_ffmpeg = self.get_param('prefer_ffmpeg', True)
+ self._paths = self._determine_executables()
@staticmethod
def get_versions_and_features(downloader=None):
@staticmethod
def get_versions(downloader=None):
- return FFmpegPostProcessor.get_version_and_features(downloader)[0]
+ return FFmpegPostProcessor.get_versions_and_features(downloader)[0]
+
+ _ffmpeg_to_avconv = {'ffmpeg': 'avconv', 'ffprobe': 'avprobe'}
def _determine_executables(self):
- programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
-
- def get_ffmpeg_version(path, prog):
- out = _get_exe_version_output(path, ['-bsfs'])
- ver = detect_exe_version(out) if out else False
- if ver:
- regexs = [
- r'(?:\d+:)?([0-9.]+)-[0-9]+ubuntu[0-9.]+$', # Ubuntu, see [1]
- r'n([0-9.]+)$', # Arch Linux
- # 1. http://www.ducea.com/2006/06/17/ubuntu-package-version-naming-explanation/
- ]
- for regex in regexs:
- mobj = re.match(regex, ver)
- if mobj:
- ver = mobj.group(1)
- self._versions[prog] = ver
- if prog != 'ffmpeg' or not out:
- return
+ programs = [*self._ffmpeg_to_avconv.keys(), *self._ffmpeg_to_avconv.values()]
- mobj = re.search(r'(?m)^\s+libavformat\s+(?:[0-9. ]+)\s+/\s+(?P<runtime>[0-9. ]+)', out)
- lavf_runtime_version = mobj.group('runtime').replace(' ', '') if mobj else None
- self._features = {
- 'fdk': '--enable-libfdk-aac' in out,
- 'setts': 'setts' in out.splitlines(),
- 'needs_adtstoasc': is_outdated_version(lavf_runtime_version, '57.56.100', False),
- }
-
- self.basename = None
- self.probe_basename = None
- self._paths = None
- self._versions = None
- self._features = {}
-
- prefer_ffmpeg = self.get_param('prefer_ffmpeg', True)
location = self.get_param('ffmpeg_location')
if location is None:
- self._paths = {p: p for p in programs}
- else:
- if not os.path.exists(location):
- self.report_warning(
- 'ffmpeg-location %s does not exist! '
- 'Continuing without ffmpeg.' % (location))
- self._versions = {}
- return
- elif os.path.isdir(location):
- dirname, basename = location, None
- else:
- basename = os.path.splitext(os.path.basename(location))[0]
- basename = next((p for p in programs if basename.startswith(p)), 'ffmpeg')
- dirname = os.path.dirname(os.path.abspath(location))
- if basename in ('ffmpeg', 'ffprobe'):
- prefer_ffmpeg = True
-
- self._paths = dict(
- (p, os.path.join(dirname, p)) for p in programs)
- if basename:
- self._paths[basename] = location
-
- self._versions = {}
- for p in programs:
- get_ffmpeg_version(self._paths[p], p)
-
- if prefer_ffmpeg is False:
- prefs = ('avconv', 'ffmpeg')
+ return {p: p for p in programs}
+
+ if not os.path.exists(location):
+ self.report_warning(f'ffmpeg-location {location} does not exist! Continuing without ffmpeg')
+ return {}
+ elif os.path.isdir(location):
+ dirname, basename = location, None
else:
- prefs = ('ffmpeg', 'avconv')
- for p in prefs:
- if self._versions[p]:
- self.basename = p
- break
-
- if prefer_ffmpeg is False:
- prefs = ('avprobe', 'ffprobe')
+ basename = os.path.splitext(os.path.basename(location))[0]
+ basename = next((p for p in programs if basename.startswith(p)), 'ffmpeg')
+ dirname = os.path.dirname(os.path.abspath(location))
+ if basename in self._ffmpeg_to_avconv.keys():
+ self._prefer_ffmpeg = True
+
+ paths = {p: os.path.join(dirname, p) for p in programs}
+ if basename:
+ paths[basename] = location
+ return paths
+
+ _version_cache, _features_cache = {None: None}, {}
+
+ def _get_ffmpeg_version(self, prog):
+ path = self._paths.get(prog)
+ if path in self._version_cache:
+ return self._version_cache[path], self._features_cache.get(path, {})
+ out = _get_exe_version_output(path, ['-bsfs'], to_screen=self.write_debug)
+ ver = detect_exe_version(out) if out else False
+ if ver:
+ regexs = [
+ r'(?:\d+:)?([0-9.]+)-[0-9]+ubuntu[0-9.]+$', # Ubuntu, see [1]
+ r'n([0-9.]+)$', # Arch Linux
+ # 1. http://www.ducea.com/2006/06/17/ubuntu-package-version-naming-explanation/
+ ]
+ for regex in regexs:
+ mobj = re.match(regex, ver)
+ if mobj:
+ ver = mobj.group(1)
+ self._version_cache[path] = ver
+ if prog != 'ffmpeg' or not out:
+ return ver, {}
+
+ mobj = re.search(r'(?m)^\s+libavformat\s+(?:[0-9. ]+)\s+/\s+(?P<runtime>[0-9. ]+)', out)
+ lavf_runtime_version = mobj.group('runtime').replace(' ', '') if mobj else None
+ self._features_cache[path] = features = {
+ 'fdk': '--enable-libfdk-aac' in out,
+ 'setts': 'setts' in out.splitlines(),
+ 'needs_adtstoasc': is_outdated_version(lavf_runtime_version, '57.56.100', False),
+ }
+ return ver, features
+
+ @property
+ def _versions(self):
+ return filter_dict({self.basename: self._version, self.probe_basename: self._probe_version})
+
+ @functools.cached_property
+ def basename(self):
+ self._version # run property
+ return self.basename
+
+ @functools.cached_property
+ def probe_basename(self):
+ self._probe_version # run property
+ return self.probe_basename
+
+ def _get_version(self, kind):
+ executables = (kind, self._ffmpeg_to_avconv[kind])
+ if not self._prefer_ffmpeg:
+ executables = reversed(executables)
+ basename, version, features = next(filter(
+ lambda x: x[1], ((p, *self._get_ffmpeg_version(p)) for p in executables)), (None, None, {}))
+ if kind == 'ffmpeg':
+ self.basename, self._features = basename, features
else:
- prefs = ('ffprobe', 'avprobe')
- for p in prefs:
- if self._versions[p]:
- self.probe_basename = p
- break
+ self.probe_basename = basename
+ if basename == self._ffmpeg_to_avconv[kind]:
+ self.deprecation_warning(
+ f'Support for {self._ffmpeg_to_avconv[kind]} is deprecated and may be removed in a future version. Use {kind} instead')
+ return version
+
+ @functools.cached_property
+ def _version(self):
+ return self._get_version('ffmpeg')
+
+ @functools.cached_property
+ def _probe_version(self):
+ return self._get_version('ffprobe')
@property
def available(self):
@property
def executable(self):
- return self._paths[self.basename]
+ return self._paths.get(self.basename)
@property
def probe_available(self):
@property
def probe_executable(self):
- return self._paths[self.probe_basename]
+ return self._paths.get(self.probe_basename)
+
+ @staticmethod
+ def stream_copy_opts(copy=True, *, ext=None):
+ yield from ('-map', '0')
+ # Don't copy Apple TV chapters track, bin_data
+ # See https://github.com/yt-dlp/yt-dlp/issues/2, #19042, #19024, https://trac.ffmpeg.org/ticket/6016
+ yield from ('-dn', '-ignore_unknown')
+ if copy:
+ yield from ('-c', 'copy')
+ if ext in ('mp4', 'mov', 'm4a'):
+ yield from ('-c:s', 'mov_text')
+
+ def check_version(self):
+ if not self.available:
+ raise FFmpegPostProcessorError('ffmpeg not found. Please install or provide the path using --ffmpeg-location')
+
+ required_version = '10-0' if self.basename == 'avconv' else '1.0'
+ if is_outdated_version(self._version, required_version):
+ self.report_warning(f'Your copy of {self.basename} is outdated, update {self.basename} '
+ f'to version {required_version} or newer if you encounter any errors')
def get_audio_codec(self, path):
if not self.probe_available and not self.available:
encodeFilename(self.executable, True),
encodeArgument('-i')]
cmd.append(encodeFilename(self._ffmpeg_filename_argument(path), True))
- self.write_debug('%s command line: %s' % (self.basename, shell_quote(cmd)))
+ self.write_debug(f'{self.basename} command line: {shell_quote(cmd)}')
handle = Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout_data, stderr_data = handle.communicate_or_kill()
expected_ret = 0 if self.probe_available else 1
if handle.wait() != expected_ret:
return None
- except (IOError, OSError):
+ except OSError:
return None
output = (stdout_data if self.probe_available else stderr_data).decode('ascii', 'ignore')
if self.probe_available:
None)
return num, len(streams)
- def _get_real_video_duration(self, info, fatal=True):
+ def _get_real_video_duration(self, filepath, fatal=True):
try:
- if '_real_duration' not in info:
- info['_real_duration'] = float_or_none(
- traverse_obj(self.get_metadata_object(info['filepath']), ('format', 'duration')))
- if not info['_real_duration']:
+ duration = float_or_none(
+ traverse_obj(self.get_metadata_object(filepath), ('format', 'duration')))
+ if not duration:
raise PostProcessingError('ffprobe returned empty duration')
+ return duration
except PostProcessingError as e:
if fatal:
- raise PostProcessingError(f'Unable to determine video duration; {e}')
- return info.setdefault('_real_duration', None)
+ raise PostProcessingError(f'Unable to determine video duration: {e.msg}')
- def _duration_mismatch(self, d1, d2):
+ def _duration_mismatch(self, d1, d2, tolerance=2):
if not d1 or not d2:
return None
- return abs(d1 - d2) > 1
+ # The duration is often only known to nearest second. So there can be <1sec disparity natually.
+ # Further excuse an additional <1sec difference.
+ return abs(d1 - d2) > tolerance
def run_ffmpeg_multiple_files(self, input_paths, out_path, opts, **kwargs):
return self.real_run_ffmpeg(
def make_args(file, args, name, number):
keys = ['_%s%d' % (name, number), '_%s' % name]
- if name == 'o' and number == 1:
- keys.append('')
+ if name == 'o':
+ args += ['-movflags', '+faststart']
+ if number == 1:
+ keys.append('')
args += self._configuration_args(self.basename, keys)
if name == 'i':
args.append('-i')
timestamps = timestamps[1:]
keyframe_file = prepend_extension(filename, 'keyframes.temp')
self.to_screen(f'Re-encoding "{filename}" with appropriate keyframes')
- self.run_ffmpeg(filename, keyframe_file, ['-force_key_frames', ','.join(
- f'{t:.6f}' for t in timestamps)])
+ self.run_ffmpeg(filename, keyframe_file, [
+ *self.stream_copy_opts(False, ext=determine_ext(filename)),
+ '-force_key_frames', ','.join(f'{t:.6f}' for t in timestamps)])
return keyframe_file
def concat_files(self, in_files, out_file, concat_opts=None):
with open(concat_file, 'wt', encoding='utf-8') as f:
f.writelines(self._concat_spec(in_files, concat_opts))
- out_flags = ['-c', 'copy']
- if out_file.rpartition('.')[-1] in ('mp4', 'mov'):
- # For some reason, '-c copy' is not enough to copy subtitles
- out_flags.extend(['-c:s', 'mov_text', '-movflags', '+faststart'])
+ out_flags = list(self.stream_copy_opts(ext=determine_ext(out_file)))
- try:
- self.real_run_ffmpeg(
- [(concat_file, ['-hide_banner', '-nostdin', '-f', 'concat', '-safe', '0'])],
- [(out_file, out_flags)])
- finally:
- os.remove(concat_file)
+ self.real_run_ffmpeg(
+ [(concat_file, ['-hide_banner', '-nostdin', '-f', 'concat', '-safe', '0'])],
+ [(out_file, out_flags)])
+ self._delete_downloaded_files(concat_file)
@classmethod
def _concat_spec(cls, in_files, concat_opts=None):
class FFmpegExtractAudioPP(FFmpegPostProcessor):
COMMON_AUDIO_EXTS = ('wav', 'flac', 'm4a', 'aiff', 'mp3', 'ogg', 'mka', 'opus', 'wma')
- SUPPORTED_EXTS = ('best', 'aac', 'flac', 'mp3', 'm4a', 'opus', 'vorbis', 'wav')
+ SUPPORTED_EXTS = ('aac', 'flac', 'mp3', 'm4a', 'opus', 'vorbis', 'wav', 'alac')
def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, nopostoverwrites=False):
FFmpegPostProcessor.__init__(self, downloader)
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),
- 'vorbis': (0, 10),
'libfdk_aac': (1, 5),
}.get(codec)
if not limits:
@PostProcessor._restrict_to(images=False)
def run(self, information):
- path = information['filepath']
+ orig_path = path = information['filepath']
orig_ext = information['ext']
if self._preferredcodec == 'best' and orig_ext in self.COMMON_AUDIO_EXTS:
more_opts = ['-f', 'adts']
if filecodec == 'vorbis':
extension = 'ogg'
+ elif filecodec == 'alac':
+ acodec = None
+ extension = 'm4a'
+ more_opts += ['-acodec', 'alac']
else:
# MP3 otherwise.
acodec = 'libmp3lame'
more_opts = self._quality_args(acodec)
if self._preferredcodec == 'aac':
more_opts += ['-f', 'adts']
- if self._preferredcodec == 'm4a':
+ elif self._preferredcodec == 'm4a':
more_opts += ['-bsf:a', 'aac_adtstoasc']
- if self._preferredcodec == 'vorbis':
+ elif self._preferredcodec == 'vorbis':
extension = 'ogg'
- if self._preferredcodec == 'wav':
+ elif self._preferredcodec == 'wav':
extension = 'wav'
more_opts += ['-f', 'wav']
+ elif self._preferredcodec == 'alac':
+ extension = 'm4a'
+ more_opts += ['-acodec', 'alac']
prefix, sep, ext = path.rpartition('.') # not os.path.splitext, since the latter does not work on unicode in all setups
- new_path = prefix + sep + extension
-
- information['filepath'] = new_path
- information['ext'] = extension
-
- # If we download foo.mp3 and convert it to... foo.mp3, then don't delete foo.mp3, silly.
- if (new_path == path
- or (self._nopostoverwrites and os.path.exists(encodeFilename(new_path)))):
+ temp_path = new_path = prefix + sep + extension
+
+ if new_path == path:
+ if acodec == 'copy':
+ self.to_screen(f'File is already in target format {self._preferredcodec}, skipping')
+ 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('Post-process file %s exists, skipping' % new_path)
return [], information
try:
- self.to_screen('Destination: ' + new_path)
- self.run_ffmpeg(path, new_path, acodec, more_opts)
+ self.to_screen(f'Destination: {new_path}')
+ self.run_ffmpeg(path, temp_path, acodec, more_opts)
except AudioConversionError as e:
raise PostProcessingError(
'audio conversion failed: ' + e.msg)
except Exception:
raise PostProcessingError('error running ' + self.basename)
+ 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 [path], information
+ return [orig_path], information
class FFmpegVideoConvertorPP(FFmpegPostProcessor):
- SUPPORTED_EXTS = ('mp4', 'mkv', 'flv', 'webm', 'mov', 'avi', 'mp3', 'mka', 'm4a', 'ogg', 'opus')
+ SUPPORTED_EXTS = ('mp4', 'mkv', 'flv', 'webm', 'mov', 'avi', 'mka', 'ogg', *FFmpegExtractAudioPP.SUPPORTED_EXTS)
FORMAT_RE = re.compile(r'{0}(?:/{0})*$'.format(r'(?:\w+>)?(?:%s)' % '|'.join(SUPPORTED_EXTS)))
_ACTION = 'converting'
def __init__(self, downloader=None, preferedformat=None):
- super(FFmpegVideoConvertorPP, self).__init__(downloader)
+ super().__init__(downloader)
self._preferedformats = preferedformat.lower().split('/')
def _target_ext(self, source_ext):
@staticmethod
def _options(target_ext):
+ yield from FFmpegPostProcessor.stream_copy_opts(False)
if target_ext == 'avi':
- return ['-c:v', 'libxvid', '-vtag', 'XVID']
- return []
+ yield from ('-c:v', 'libxvid', '-vtag', 'XVID')
@PostProcessor._restrict_to(images=False)
def run(self, info):
else f'already is in target format {source_ext}' if source_ext == target_ext
else None)
if _skip_msg:
- self.to_screen(f'Not {self._ACTION} media file {filename!r}; {_skip_msg}')
+ self.to_screen(f'Not {self._ACTION} media file "{filename}"; {_skip_msg}')
return [], info
outpath = replace_extension(filename, target_ext, source_ext)
@staticmethod
def _options(target_ext):
- options = ['-c', 'copy', '-map', '0', '-dn']
- if target_ext in ['mp4', 'm4a', 'mov']:
- options.extend(['-movflags', '+faststart'])
- return options
+ 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(FFmpegEmbedSubtitlePP, self).__init__(downloader)
+ super().__init__(downloader)
self._already_have_subtitle = already_have_subtitle
@PostProcessor._restrict_to(images=False)
- def run(self, information):
- if information['ext'] not in ('mp4', 'webm', 'mkv'):
- self.to_screen('Subtitles can only be embedded in mp4, webm or mkv files')
- return [], information
- subtitles = information.get('requested_subtitles')
+ 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 [], information
+ return [], info
- filename = information['filepath']
- if information.get('duration') and self._duration_mismatch(
- self._get_real_video_duration(information, False), information['duration']):
+ filename = info['filepath']
+
+ # Disabled temporarily. There needs to be a way to overide 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 [], information
+ return [], info
+ '''
- ext = information['ext']
+ ext = info['ext']
sub_langs, sub_names, sub_filenames = [], [], []
webm_vtt_warn = False
mp4_ass_warn = False
self.report_warning('ASS subtitles cannot be properly embedded in mp4 files; expect issues')
if not sub_langs:
- return [], information
+ return [], info
input_files = [filename] + sub_filenames
opts = [
- '-c', 'copy', '-map', '0', '-dn',
+ *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',
- # Don't copy Apple TV chapters track, bin_data (see #19042, #19024,
- # https://trac.ffmpeg.org/ticket/6016)
- '-map', '-0:d',
]
- if information['ext'] == 'mp4':
- opts += ['-c:s', 'mov_text']
for i, (lang, name) in enumerate(zip(sub_langs, sub_names)):
opts.extend(['-map', '%d:0' % (i + 1)])
lang_code = ISO639Utils.short2long(lang) or lang
os.replace(temp_filename, filename)
files_to_delete = [] if self._already_have_subtitle else sub_filenames
- return files_to_delete, information
+ return files_to_delete, info
class FFmpegMetadataPP(FFmpegPostProcessor):
- def __init__(self, downloader, add_metadata=True, add_chapters=True):
+ 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):
- yield from ('-map', '0', '-dn')
- if target_ext == 'm4a':
+ audio_only = target_ext == 'm4a'
+ yield from FFmpegPostProcessor.stream_copy_opts(not audio_only)
+ if audio_only:
yield from ('-vn', '-acodec', 'copy')
- else:
- yield from ('-c', 'copy')
@PostProcessor._restrict_to(images=False)
def run(self, info):
filename, metadata_filename = info['filepath'], None
- options = []
+ 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
self.run_ffmpeg_multiple_files(
(filename, metadata_filename), temp_filename,
itertools.chain(self._options(info['ext']), *options))
- if metadata_filename:
- os.remove(metadata_filename)
+ self._delete_downloaded_files(*files_to_delete)
os.replace(temp_filename, filename)
return [], info
@staticmethod
def _get_chapter_opts(chapters, metadata_filename):
- with io.open(metadata_filename, 'wt', encoding='utf-8') as f:
+ with open(metadata_filename, 'wt', encoding='utf-8') as f:
def ffmpeg_escape(text):
return re.sub(r'([\\=;#\n])', r'\\\1', text)
yield ('-map_metadata', '1')
def _get_metadata_opts(self, info):
- metadata = {}
- meta_prefix = 'meta_'
+ meta_prefix = 'meta'
+ metadata = collections.defaultdict(dict)
def add(meta_list, info_list=None):
value = next((
- str(info[key]) for key in [meta_prefix] + list(variadic(info_list or meta_list))
+ str(info[key]) for key in [f'{meta_prefix}_'] + list(variadic(info_list or meta_list))
if info.get(key) is not None), None)
if value not in ('', None):
- metadata.update({meta_f: value for meta_f in variadic(meta_list)})
+ 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)})
# See [1-4] for some info on media metadata/metadata supported
# by ffmpeg.
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():
- if value is not None and key != meta_prefix and key.startswith(meta_prefix):
- metadata[key[len(meta_prefix):]] = value
+ 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', '')
- for name, value in metadata.items():
+ # 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 []:
stream_count = 2 if 'none' not in (fmt.get('vcodec'), fmt.get('acodec')) else 1
- if fmt.get('language'):
- lang = ISO639Utils.short2long(fmt['language']) or fmt['language']
- for i in range(stream_count):
- yield ('-metadata:s:%d' % (stream_idx + i), 'language=%s' % lang)
+ 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
- if ('no-attach-info-json' not in self.get_param('compat_opts', [])
- and '__infojson_filename' in info and info['ext'] in ('mkv', 'mka')):
- old_stream, new_stream = self.get_stream_number(info['filepath'], ('tags', 'mimetype'), 'application/json')
- if old_stream is not None:
- yield ('-map', '-0:%d' % old_stream)
- new_stream -= 1
+ 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', '-0:%d' % old_stream)
+ new_stream -= 1
- yield ('-attach', info['__infojson_filename'],
- '-metadata:s:%d' % new_stream, 'mimetype=application/json')
+ yield (
+ '-attach', infofn,
+ f'-metadata:s:{new_stream}', 'mimetype=application/json',
+ f'-metadata:s:{new_stream}', 'filename=info.json',
+ )
class FFmpegMergerPP(FFmpegPostProcessor):
stretched_ratio = info.get('stretched_ratio')
if stretched_ratio not in (None, 1):
self._fixup('Fixing aspect ratio', info['filepath'], [
- '-c', 'copy', '-map', '0', '-dn', '-aspect', '%f' % stretched_ratio])
+ *self.stream_copy_opts(), '-aspect', '%f' % stretched_ratio])
return [], info
@PostProcessor._restrict_to(images=False, video=False)
def run(self, info):
if info.get('container') == 'm4a_dash':
- self._fixup('Correcting container', info['filepath'], [
- '-c', 'copy', '-map', '0', '-dn', '-f', 'mp4'])
+ 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 self.get_audio_codec(info['filepath']) == 'aac':
- self._fixup('Fixing malformed AAC bitstream', info['filepath'], [
- '-c', 'copy', '-map', '0', '-dn', '-f', 'mp4', '-bsf:a', 'aac_adtstoasc'])
+ if all(self._needs_fixup(info)):
+ self._fixup('Fixing MPEG-TS in MP4 container', info['filepath'], [
+ *self.stream_copy_opts(), '-f', 'mp4', '-bsf:a', 'aac_adtstoasc'])
return [], info
def __init__(self, downloader=None, trim=0.001):
# "trim" should be used when the video contains unintended packets
- super(FFmpegFixupTimestampPP, self).__init__(downloader)
+ super().__init__(downloader)
assert isinstance(trim, (int, float))
self.trim = str(trim)
opts = ['-vf', 'setpts=PTS-STARTPTS']
else:
opts = ['-c', 'copy', '-bsf', 'setts=ts=TS-STARTPTS']
- self._fixup('Fixing frame timestamp', info['filepath'], opts + ['-map', '0', '-dn', '-ss', self.trim])
+ self._fixup('Fixing frame timestamp', info['filepath'], opts + [*self.stream_copy_opts(False), '-ss', self.trim])
return [], info
-class FFmpegFixupDurationPP(FFmpegFixupPostProcessor):
+class FFmpegCopyStreamPP(FFmpegFixupPostProcessor):
+ MESSAGE = 'Copying stream'
+
@PostProcessor._restrict_to(images=False)
def run(self, info):
- self._fixup('Fixing video duration', info['filepath'], ['-c', 'copy', '-map', '0', '-dn'])
+ 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 = ('srt', 'vtt', 'ass', 'lrc')
def __init__(self, downloader=None, format=None):
- super(FFmpegSubtitlesConvertorPP, self).__init__(downloader)
+ super().__init__(downloader)
self.format = format
def run(self, info):
with open(dfxp_file, 'rb') as f:
srt_data = dfxp2srt(f.read())
- with io.open(srt_file, 'wt', encoding='utf-8') as f:
+ with open(srt_file, 'wt', encoding='utf-8') as f:
f.write(srt_data)
old_file = srt_file
self.run_ffmpeg(old_file, new_file, ['-f', new_format])
- with io.open(new_file, 'rt', encoding='utf-8') as f:
+ with open(new_file, encoding='utf-8') as f:
subs[lang] = {
'ext': new_ext,
'data': f.read(),
self.to_screen('Chapter %03d; Destination: %s' % (number, destination))
return (
destination,
- ['-ss', compat_str(chapter['start_time']),
- '-t', compat_str(chapter['end_time'] - chapter['start_time'])])
+ ['-ss', str(chapter['start_time']),
+ '-t', str(chapter['end_time'] - chapter['start_time'])])
@PostProcessor._restrict_to(images=False)
def run(self, info):
self.to_screen('Splitting video by chapters; %d chapters found' % len(chapters))
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, ['-c', 'copy'])])
+ self.real_run_ffmpeg([(in_file, opts)], [(destination, self.stream_copy_opts())])
if in_file != info['filepath']:
- os.remove(in_file)
+ self._delete_downloaded_files(in_file, msg=None)
return [], info
class FFmpegThumbnailsConvertorPP(FFmpegPostProcessor):
- SUPPORTED_EXTS = ('jpg', 'png')
+ SUPPORTED_EXTS = ('jpg', 'png', 'webp')
def __init__(self, downloader=None, format=None):
- super(FFmpegThumbnailsConvertorPP, self).__init__(downloader)
+ super().__init__(downloader)
self.format = format
- @staticmethod
- def is_webp(path):
- with open(encodeFilename(path), 'rb') as f:
- b = f.read(12)
- return b[0:4] == b'RIFF' and b[8:] == b'WEBP'
+ @classmethod
+ def is_webp(cls, path):
+ write_string(f'DeprecationWarning: {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:
- thumbnail_ext = thumbnail_ext[1:].lower()
- if thumbnail_ext != 'webp' and self.is_webp(thumbnail_filename):
+ if thumbnail_ext.lower() != '.webp' and imghdr.what(thumbnail_filename) == 'webp':
self.to_screen('Correcting thumbnail "%s" extension to webp' % thumbnail_filename)
webp_filename = replace_extension(thumbnail_filename, 'webp')
os.replace(thumbnail_filename, webp_filename)
def convert_thumbnail(self, thumbnail_filename, target_ext):
thumbnail_conv_filename = replace_extension(thumbnail_filename, target_ext)
- self.to_screen('Converting thumbnail "%s" to %s' % (thumbnail_filename, target_ext))
+ self.to_screen(f'Converting thumbnail "{thumbnail_filename}" to {target_ext}')
self.real_run_ffmpeg(
[(thumbnail_filename, ['-f', 'image2', '-pattern_type', 'none'])],
[(thumbnail_conv_filename.replace('%', '%%'), self._options(target_ext))])
files_to_delete = []
has_thumbnail = False
- for idx, thumbnail_dict in enumerate(info['thumbnails']):
- if 'filepath' not in thumbnail_dict:
+ 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']
_, thumbnail_ext = os.path.splitext(original_thumbnail)
if thumbnail_ext:
thumbnail_ext = thumbnail_ext[1:].lower()
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')
+
+ ie_copy = self._downloader._playlist_infodict(info)
+ exts = traverse_obj(entries, (..., 'requested_downloads', 0, 'ext'), (..., 'ext'))
+ ie_copy['ext'] = exts[0] if len(set(exts)) == 1 else 'mkv'
+ 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