调整图像色彩

 1 from PIL import Image,ImageEnhance
 2 img = Image.open(r‘C:\Users\87823\Desktop\tree.png‘)
 3 w,h = img.size
 4 img_output = Image.new(‘RGB‘,(3*w,h))
 5 #将原图复制到（0，0）
 6 img_output.paste(img,(0,0))
 7 #获取色彩调整器
 8 img_color = ImageEnhance.Color(img)
 9 # 增强色彩
10 imgb = img_color.enhance(1.5)
11 img_output.paste(imgb,(w,0))
12 # 减弱色彩
13 imgb = img_color.enhance(0.5)
14 img_output.paste(imgb,(2*w,0))
15 img_output.show()