how to slide different horizontal window over an image pixel by pixel and store each generated sub image ?

i want to slide different size of horizontal window pixel by pixel over an input image and save each generated sub image after fitting this window. But at a time only one window will be used. can any one please provide me the code for this? i also think that according to window size i have to padding with same size with input image. please help someone

Answer 1

[Ameer Hamza]

It seems like you want 2d convolution of an image. Use conv2.

result_Image = conv2(image, window);

In default options, it will automatically pad zeros.