gdImageTrueColorToPalette 1766 ext/gd/libgd/gd_topal.c void gdImageTrueColorToPalette (gdImagePtr im, int dither, int colorsWanted) gdImageTrueColorToPalette 318 main/php_compat.h #define gdImageTrueColorToPalette php_gd_gdImageTrueColorToPalette