color_type        124 ext/gd/libgd/gd_png.c 	int bit_depth, color_type, interlace_type;
color_type        193 ext/gd/libgd/gd_png.c 	png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, &interlace_type, NULL, NULL);
color_type        194 ext/gd/libgd/gd_png.c 	if ((color_type == PNG_COLOR_TYPE_RGB) || (color_type == PNG_COLOR_TYPE_RGB_ALPHA)
color_type        195 ext/gd/libgd/gd_png.c 		|| color_type == PNG_COLOR_TYPE_GRAY_ALPHA) {
color_type        229 ext/gd/libgd/gd_png.c 	switch (color_type) {
color_type        358 ext/gd/libgd/gd_png.c 	switch (color_type) {