class FFmpegPostProcessor(PostProcessor):
def __init__(self, downloader=None, deletetempfiles=False):
PostProcessor.__init__(self, downloader)
- self._versions = self.get_versions()
self._deletetempfiles = deletetempfiles
+ self._determine_executables()
def check_version(self):
- if not self._executable:
+ if not self.available():
raise FFmpegPostProcessorError('ffmpeg or avconv not found. Please install one.')
required_version = '10-0' if self._uses_avconv() else '1.0'
if is_outdated_version(
- self._versions[self._executable], required_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warning = 'Your copy of %s is outdated, update %s to version %s or newer if you encounter any errors.'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._executable, self._executable, required_version)
+ self.basename, self.basename, required_version)
if self._downloader:
self._downloader.report_warning(warning)
@staticmethod
- def get_versions():
- programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
- return dict((p, get_exe_version(p, args=['-version'])) for p in programs)
-
- @property
- def available(self):
- return self._executable is not None
+ def get_versions(downloader=None):
+ return FFmpegPostProcessor(downloader)._versions
- @property
- def _executable(self):
- if self._downloader.params.get('prefer_ffmpeg', False):
+ def _determine_executables(self):
+ programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
+ prefer_ffmpeg = self._downloader.params.get('prefer_ffmpeg', False)
+
+ self.basename = None
+ self.probe_basename = None
+
+ self._paths = None
+ self._versions = None
+ if self._downloader:
+ location = self._downloader.params.get('ffmpeg_location')
+ if location is not None:
+ if not os.path.exists(location):
+ self._downloader.report_warning(
+ 'ffmpeg-location %s does not exist! '
+ 'Continuing without avconv/ffmpeg.' % (location))
+ self._versions = {}
+ return
+ elif not os.path.isdir(location):
+ basename = os.path.splitext(os.path.basename(location))[0]
+ if basename not in programs:
+ self._downloader.report_warning(
+ 'Cannot identify executable %s, its basename should be one of %s. '
+ 'Continuing without avconv/ffmpeg.' %
+ (location, ', '.join(programs)))
+ self._versions = {}
+ return None
+ location = os.path.dirname(os.path.abspath(location))
+ if basename in ('ffmpeg', 'ffprobe'):
+ prefer_ffmpeg = True
+
+ self._paths = dict(
+ (p, os.path.join(location, p)) for p in programs)
+ self._versions = dict(
+ (p, get_exe_version(self._paths[p], args=['-version']))
+ for p in programs)
+ if self._versions is None:
+ self._versions = dict(
+ (p, get_exe_version(p, args=['-version'])) for p in programs)
+ self._paths = dict((p, p) for p in programs)
+
+ if prefer_ffmpeg:
prefs = ('ffmpeg', 'avconv')
else:
prefs = ('avconv', 'ffmpeg')
for p in prefs:
if self._versions[p]:
- return p
- return None
+ self.basename = p
+ break
- @property
- def _probe_executable(self):
- if self._downloader.params.get('prefer_ffmpeg', False):
+ if prefer_ffmpeg:
prefs = ('ffprobe', 'avprobe')
else:
prefs = ('avprobe', 'ffprobe')
for p in prefs:
if self._versions[p]:
- return p
- return None
+ self.probe_basename = p
+ break
+
+ def available(self):
+ return self.basename is not None
def _uses_avconv(self):
- return self._executable == 'avconv'
+ return self.basename == 'avconv'
+
+ @property
+ def executable(self):
+ return self._paths[self.basename]
+
+ @property
+ def probe_executable(self):
+ return self._paths[self.probe_basename]
def run_ffmpeg_multiple_files(self, input_paths, out_path, opts):
self.check_version()
files_cmd = []
for path in input_paths:
files_cmd.extend([encodeArgument('-i'), encodeFilename(path, True)])
- cmd = ([encodeFilename(self._executable, True), encodeArgument('-y')] +
+ cmd = ([encodeFilename(self.executable, True), encodeArgument('-y')] +
files_cmd +
[encodeArgument(o) for o in opts] +
[encodeFilename(self._ffmpeg_filename_argument(out_path), True)])
if self._downloader.params.get('verbose', False):
self._downloader.to_screen('[debug] ffmpeg command line: %s' % shell_quote(cmd))
- p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE)
stdout, stderr = p.communicate()
if p.returncode != 0:
stderr = stderr.decode('utf-8', 'replace')
def get_audio_codec(self, path):
- if not self._probe_executable:
+ if not self.probe_executable:
raise PostProcessingError('ffprobe or avprobe not found. Please install one.')
try:
cmd = [
- encodeFilename(self._probe_executable, True),
+ encodeFilename(self.probe_executable, True),
encodeArgument('-show_streams'),
encodeFilename(self._ffmpeg_filename_argument(path), True)]
- self._downloader.to_screen('[debug] ffprobe command line: %s' % shell_quote(cmd))
- handle = subprocess.Popen(cmd, stderr=compat_subprocess_get_DEVNULL(), stdout=subprocess.PIPE)
+ if self._downloader.params.get('verbose', False):
++ self._downloader.to_screen('[debug] %s command line: %s' % (self.basename, shell_quote(cmd)))
+ handle = subprocess.Popen(cmd, stderr=compat_subprocess_get_DEVNULL(), stdout=subprocess.PIPE, stdin=subprocess.PIPE)
output = handle.communicate()[0]
if handle.wait() != 0:
return None
if self._nopostoverwrites and os.path.exists(encodeFilename(new_path)):
self._downloader.to_screen('[youtube] Post-process file %s exists, skipping' % new_path)
else:
- self._downloader.to_screen('[' + self._executable + '] Destination: ' + new_path)
+ self._downloader.to_screen('[' + self.basename + '] Destination: ' + new_path)
self.run_ffmpeg(path, new_path, acodec, more_opts)
except:
etype, e, tb = sys.exc_info()
if isinstance(e, AudioConversionError):
msg = 'audio conversion failed: ' + e.msg
else:
- msg = 'error running ' + self._executable
+ msg = 'error running ' + self.basename
raise PostProcessingError(msg)
# Try to update the date time for extracted audio file.
projects / youtube-dl / commitdiff