gdGuessBackgroundColorFromCorners 27 ext/gd/libgd/gd_crop.c static int gdGuessBackgroundColorFromCorners(gdImagePtr im, int *color); gdGuessBackgroundColorFromCorners 142 ext/gd/libgd/gd_crop.c corners = gdGuessBackgroundColorFromCorners(im, &color); gdGuessBackgroundColorFromCorners 149 ext/gd/libgd/gd_crop.c corners = gdGuessBackgroundColorFromCorners(im, &color);