Bitmap/Histogram: Difference between revisions

Extend the basic bitmap storage defined [[Basic_bitmap_storage|on this page]] to support dealing with image histograms. The image histogram contains for each luminance the count of image pixels having this luminance. Choosing a histogram representation take care about the data type used for the counts. It must have range of at least 0..NxM, where N is the image width and M is the image height.

 

Histogram is useful for many image processing operations. As an example, use it to convert an image into black and white art. The method works as follows:

* Convert image to grayscale;