Lines Matching refs:png_gamma_16bit_correct
1681 value = png_gamma_16bit_correct(value*257, display->gamma_to_linear);
1774 red = png_gamma_16bit_correct(red*257, g);
1775 green = png_gamma_16bit_correct(green*257, g);
1776 blue = png_gamma_16bit_correct(blue*257, g);
2579 gray = PNG_DIV257(png_gamma_16bit_correct(gray,
