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[ffmpeg] Fix call to ffprobe (Fixes #4041)

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This commit is contained in:
Philipp Hagemeister 2014-10-26 21:03:16 +01:00
parent 6194bb1419
commit 1a253e134c
1 changed files with 14 additions and 2 deletions
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16
youtube_dl/postprocessor/ffmpeg.py
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@ -75,6 +75,17 @@ class FFmpegPostProcessor(PostProcessor):
return p return p
return None return None
@property
def _probe_executable(self):
if self._downloader.params.get('prefer_ffmpeg', False):
prefs = ('ffproe', 'avprobe')
else:
prefs = ('avprobe', 'ffprobe')
for p in prefs:
if self._versions[p]:
return p
return None
def _uses_avconv(self): def _uses_avconv(self):
return self._executable == 'avconv' return self._executable == 'avconv'
@ -120,11 +131,12 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
self._nopostoverwrites = nopostoverwrites self._nopostoverwrites = nopostoverwrites
def get_audio_codec(self, path): def get_audio_codec(self, path):
if not self._exes['ffprobe'] and not self._exes['avprobe']:
if not self._probe_executable:
raise PostProcessingError(u'ffprobe or avprobe not found. Please install one.') raise PostProcessingError(u'ffprobe or avprobe not found. Please install one.')
try: try:
cmd = [ cmd = [
self._exes['avprobe'] or self._exes['ffprobe'], self._probe_executable,
'-show_streams', '-show_streams',
encodeFilename(self._ffmpeg_filename_argument(path), True)] encodeFilename(self._ffmpeg_filename_argument(path), True)]
handle = subprocess.Popen(cmd, stderr=compat_subprocess_get_DEVNULL(), stdout=subprocess.PIPE) handle = subprocess.Popen(cmd, stderr=compat_subprocess_get_DEVNULL(), stdout=subprocess.PIPE)