对HDR图像双边滤波处理，保留边缘滤出噪声，对图像的基础层进行对比度调整，对细节层进行边缘增强，实现保留图像丰富的细节信息和边缘锐化-HDR image was processed by multiple bilateral filtering to reserve the edge and filter impulse noise. Then the basic layer of the image was conducted on contrast