This is utility for image batch conversion. The following actions are available: resize, crop, rotate, mirror images; change color resolution, image's brightness, contrast, and gamma; operate in RGB, CMY, YCbCr, HLS, and HSV color spaces; modify images using the sharpen, detail, smooth, blur, and contour effects; add transparency watermarks and borders; replace one color with another; convert images to BMP, JPG, GIF, PBM, PGM, PNG, PPM, TGA, TIF