1．实现图像颜色修改处理。 2．将图像中的红气球物体左右、上下、对称复制。 3．实现图像渐隐显示。 4． 自行设计图像的几何变换显示。-1. Modify the color image processing. 2. Images of the red balloon around objects, from top to bottom, symmetrical copy. 3. Fade image display. 4. Self-designed image shows the