Controlling brightness and contrast of image

对图片做直方图均衡化，用于光照矫正，增强图像的对比度 有open cv 基本的图像处理库连接上 即可使用-The pictures do the histogram equalization for illumination correction, enhanced image contrast can be used on the basic image processing library connection in open cv

图像和视频显著性检测在计算机视觉领域引起了极大的关注，广泛应用于物体分割、可疑物检测、图像检索等-global contrast