CIColumnAverage - emcconville/cif GitHub Wiki

CIColumnAverage

Calculates the average color for each column of the specified area in an image, returning the result in a 1D image.

• -inputImage <image> : The image to process.
• -inputExtent <vector> : A rectangle that specifies the subregion of the image that you want to process. [Default 0,0,640,80]