C ++找到图像中最亮和最暗的像素坐标？ [英] C++ Find the brightest and darkest pixel coordinates in an image?

问题描述

使用C ++查找图像中最亮和最暗的像素坐标？

Find the brightest and darkest pixel coordinates in an image using C++?

推荐答案

对于压缩图像;在（内存）DC上绘制图像并 GetPixel API获取值并进行比较。



对于未压缩的图像：您还可以访问内存中的图像并获取其数据，但这取决于内部数据格式。

For compressed images; draw the image on a (memory) DC and GetPixel API to get the values and compare them.

For uncompressed images: You can also access the image in the memory and fetch its data, but it depends on the internal data format.

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