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https://github.com/l1ving/youtube-dl
synced 2024-12-31 02:23:06 +08:00
parent
b7b4796bf2
commit
65f934dc93
@ -71,13 +71,14 @@ class FFmpegExtractAudioPP(PostProcessor):
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@staticmethod
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@staticmethod
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def detect_executables():
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def detect_executables():
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available = {'avprobe' : False, 'avconv' : False, 'ffmpeg' : False, 'ffprobe' : False}
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def executable(exe):
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for path in os.environ["PATH"].split(os.pathsep):
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try:
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for program in available.keys():
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subprocess.check_output([exe, '-version'])
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exe_file = os.path.join(path, program)
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except OSError:
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if os.path.isfile(exe_file) and os.access(exe_file, os.X_OK):
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return False
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available[program] = exe_file
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return exe
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return available
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programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
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return dict((program, executable(program)) for program in programs)
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def get_audio_codec(self, path):
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def get_audio_codec(self, path):
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if not self._exes['ffprobe'] and not self._exes['avprobe']: return None
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if not self._exes['ffprobe'] and not self._exes['avprobe']: return None
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