def probe(filename, cmd='ffprobe', **kwargs):
    """Run ffprobe on the specified file and return a JSON representation of the output.

    Raises:
        :class:`ffmpeg.Error`: if ffprobe returns a non-zero exit code,
            an :class:`Error` is returned with a generic error message.
            The stderr output can be retrieved by accessing the
            ``stderr`` property of the exception.
    """
    args = [cmd, '-show_format', '-show_streams', '-of', 'json']
    args += convert_kwargs_to_cmd_line_args(kwargs)
    args += [filename]

    p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    out, err = p.communicate()
    if p.returncode != 0:
        raise Error('ffprobe', out, err)
    return json.loads(out.decode('utf-8'))
def probe ( filename , cmd = 'ffprobe' , ** kwargs ) : args = [ cmd , '-show_format' , '-show_streams' , '-of' , 'json' ] args += convert_kwargs_to_cmd_line_args ( kwargs ) args += [ filename ] p = subprocess . Popen ( args , stdout = subprocess . PIPE , stderr = subprocess . PIPE ) out , err = p . communicate ( ) if p . returncode != 0 : raise Error ( 'ffprobe' , out , err ) return json . loads ( out . decode ( 'utf-8' ) )
Run ffprobe on the specified file and return a JSON representation of the output.

    Raises:
        :class:`ffmpeg.Error`: if ffprobe returns a non-zero exit code,
            an :class:`Error` is returned with a generic error message.
            The stderr output can be retrieved by accessing the
            ``stderr`` property of the exception.