Searched refs:luma (Results 1 – 3 of 3) sorted by relevance
30 private static double luma(int pixel) { in luma() method in ImageCompare70 final double Y1 = luma(pixel1); in psnr()71 final double Y2 = luma(pixel2); in psnr()
75 luma = its.image.compute_image_means(tile)[0]76 luma_locked.append(luma)78 lumas.append(luma)
751 luma = img[:, :, 0]753 luma = 0.299 * img[:,:,0] + 0.587 * img[:,:,1] + 0.114 * img[:,:,2]755 [gy, gx] = numpy.gradient(luma)