def set_sub_video_stream_type(self, format, callback=None):
        '''
        Set the stream fromat of sub stream.
        Supported format: (1) H264 : 0
                          (2) MotionJpeg 1
        '''
        params = {'format': format}
        return self.execute_command('setSubVideoStreamType',
                                        params, callback=callback)
def set_sub_video_stream_type ( self , format , callback = None ) : params = { 'format' : format } return self . execute_command ( 'setSubVideoStreamType' , params , callback = callback )
Set the stream fromat of sub stream.
        Supported format: (1) H264 : 0
                          (2) MotionJpeg 1