Searched refs:SQRT_1_6 (Results 1 – 1 of 1) sorted by relevance
131 #define SQRT_1_6 0.40824829046386301723f macro139 src[i] = (-src[i] + 2 * src[i + 1] - src[i + 2]) * SQRT_1_6; in dither_highpass_filter()