Bi-Cubic Interpolation Algorithm for Image Scaling

Question

I\'m trying to write a basic bicubic resize algorithm to resize a 24-bit RGB bitmap. I have a general understanding of the math involved, and I\'m using this i

Answer 1

try not exchanging width and height.

   for (int i = 0; i < dest_width; ++i)
    {
        for (int j = 0; j < dest_height; ++j)