import time
from .common import AudioConversionError, PostProcessor
-from ..compat import imghdr
+from ..compat import functools, imghdr
from ..utils import (
ISO639Utils,
Popen,
dfxp2srt,
encodeArgument,
encodeFilename,
+ filter_dict,
float_or_none,
is_outdated_version,
orderedSet,
class FFmpegPostProcessor(PostProcessor):
def __init__(self, downloader=None):
PostProcessor.__init__(self, downloader)
- self._determine_executables()
+ self._prefer_ffmpeg = self.get_param('prefer_ffmpeg', True)
+ self._paths = 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):
+ 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self.report_warning(f'Your copy of {self.basename} is outdated, update {self.basename} '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_versions(downloader=None):
return FFmpegPostProcessor.get_versions_and_features(downloader)[0]
- _version_cache, _features_cache = {}, {}
+ _ffmpeg_to_avconv = {'ffmpeg': 'avconv', 'ffprobe': 'avprobe'}
def _determine_executables(self):
- programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
+ programs = [*self._ffmpeg_to_avconv.keys(), *self._ffmpeg_to_avconv.values()]
- def get_ffmpeg_version(path, prog):
- if path in self._version_cache:
- self._versions[prog], self._features = self._version_cache[path], self._features_cache.get(path, {})
- return
- 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._versions[prog] = self._version_cache[path] = ver
- if prog != 'ffmpeg' or not out:
- return
-
- 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 = self._features_cache[path] = {
- '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}
+ 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:
- 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 = {
- p: os.path.join(dirname, p) for p in programs}
- if basename:
- self._paths[basename] = location
-
- self._versions = {}
- # NB: probe must be first for _features to be poulated correctly
- executables = {'probe_basename': ('ffprobe', 'avprobe'), 'basename': ('ffmpeg', 'avconv')}
- if prefer_ffmpeg is False:
- executables = {k: v[::-1] for k, v in executables.items()}
- for var, prefs in executables.items():
- for p in prefs:
- get_ffmpeg_version(self._paths[p], p)
- if self._versions[p]:
- setattr(self, var, p)
- break
-
- if self.basename == 'avconv':
- self.deprecation_warning(
- 'Support for avconv is deprecated and may be removed in a future version. Use ffmpeg instead')
- if self.probe_basename == 'avprobe':
+ 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:
+ self.probe_basename = basename
+ if basename == self._ffmpeg_to_avconv[kind]:
self.deprecation_warning(
- 'Support for avprobe is deprecated and may be removed in a future version. Use ffprobe instead')
+ 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):
projects / yt-dlp.git / commitdiff
