wangyiru13的博客

import numpy as np import cv2 def paste_ROI_to_image(img1, img2, area): image1 = img1.copy() #改变尺寸 # y1, x1, y2, x2 = area # img2 = cv2.resize(img2, (x2 - x1 + 1, y2 - y1 + 1)) # cv.resize(src, dsize=(width, height)) image1 = image.

from PIL import Image import numpy as np import cv2 pillow # PIL库给影像添加alpha通道 img = Image.open("cut\\gf2_934_Clip.png") img = img.convert('RGBA') r, g, b, alpha = img.split() alpha = alpha.point(lambda i: i>0 and 178) img.putalpha(alpha) img.save("..