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[2D图形编程] ImageTest5
说明:边缘一般对应着灰度有突变的地方,即高频成分。灰度的突变可以通过求导进行检测。常见灰度突变有:阶梯状、脉冲状、屋顶状-Generally corresponds to the edge of gray areas have mutations, that is, high frequency components. Gray-scale mutations can be detected through the derivation. Common gray-scale mutations inc<kaka> 在 上传 | 大小:210kb | 下载:0