conv2mp4-server.py 文件源码

def get_audio_streams(self):
        with open(os.devnull, 'w') as DEV_NULL:
            #Get file info and Parse it
            try:
                proc = subprocess.Popen([
                    FFPROBE,
                    '-i', self.input_video,
                    '-of', 'json',
                    '-show_streams'
                ], stdout=subprocess.PIPE, stderr=DEV_NULL)
            except OSError as e:
                if e.errno == os.errno.ENOENT:
                    Logger.error("FFPROBE not found, install on your system to use this script")
                    sys.exit(0)
            output = proc.stdout.read()

            return get_audio_streams(json.loads(output))