signal_generator.py 文件源码

def applyNoise(self, gaussian):

        # clone HSV channels first
        from copy import deepcopy
        self.n_h = deepcopy(self.h)
        self.n_s = deepcopy(self.s)
        self.n_v = deepcopy(self.v)

        mean, var = gaussian.get('mean'), gaussian.get('var')

        cv2.randn(self.n_h, mean, var)
        cv2.randn(self.n_s, mean, var)
        cv2.randn(self.n_v, mean, var)