+
+ return (0);
+}
+
+png_uint_32 PNGAPI
+png_get_cHRM_XYZ(png_const_structrp png_ptr, png_const_inforp info_ptr,
+ double *red_X, double *red_Y, double *red_Z, double *green_X,
+ double *green_Y, double *green_Z, double *blue_X, double *blue_Y,
+ double *blue_Z)
+{
+ if (png_ptr != NULL && info_ptr != NULL &&
+ (info_ptr->colorspace.flags & PNG_COLORSPACE_HAVE_ENDPOINTS))
+ {
+ png_debug1(1, "in %s retrieval function", "cHRM_XYZ(float)");
+
+ if (red_X != NULL)
+ *red_X = png_float(png_ptr, info_ptr->colorspace.end_points_XYZ.red_X,
+ "cHRM red X");
+ if (red_Y != NULL)
+ *red_Y = png_float(png_ptr, info_ptr->colorspace.end_points_XYZ.red_Y,
+ "cHRM red Y");
+ if (red_Z != NULL)
+ *red_Z = png_float(png_ptr, info_ptr->colorspace.end_points_XYZ.red_Z,
+ "cHRM red Z");
+ if (green_X != NULL)
+ *green_X = png_float(png_ptr,
+ info_ptr->colorspace.end_points_XYZ.green_X, "cHRM green X");
+ if (green_Y != NULL)
+ *green_Y = png_float(png_ptr,
+ info_ptr->colorspace.end_points_XYZ.green_Y, "cHRM green Y");
+ if (green_Z != NULL)
+ *green_Z = png_float(png_ptr,
+ info_ptr->colorspace.end_points_XYZ.green_Z, "cHRM green Z");
+ if (blue_X != NULL)
+ *blue_X = png_float(png_ptr,
+ info_ptr->colorspace.end_points_XYZ.blue_X, "cHRM blue X");
+ if (blue_Y != NULL)
+ *blue_Y = png_float(png_ptr,
+ info_ptr->colorspace.end_points_XYZ.blue_Y, "cHRM blue Y");
+ if (blue_Z != NULL)
+ *blue_Z = png_float(png_ptr,
+ info_ptr->colorspace.end_points_XYZ.blue_Z, "cHRM blue Z");
+ return (PNG_INFO_cHRM);
+ }
+
+ return (0);
+}
+# endif
+
+# ifdef PNG_FIXED_POINT_SUPPORTED
+png_uint_32 PNGAPI
+png_get_cHRM_XYZ_fixed(png_const_structrp png_ptr, png_const_inforp info_ptr,
+ png_fixed_point *int_red_X, png_fixed_point *int_red_Y,
+ png_fixed_point *int_red_Z, png_fixed_point *int_green_X,
+ png_fixed_point *int_green_Y, png_fixed_point *int_green_Z,
+ png_fixed_point *int_blue_X, png_fixed_point *int_blue_Y,
+ png_fixed_point *int_blue_Z)
+{
+ if (png_ptr != NULL && info_ptr != NULL &&
+ (info_ptr->colorspace.flags & PNG_COLORSPACE_HAVE_ENDPOINTS))
+ {
+ png_debug1(1, "in %s retrieval function", "cHRM_XYZ");
+
+ if (int_red_X != NULL)
+ *int_red_X = info_ptr->colorspace.end_points_XYZ.red_X;
+ if (int_red_Y != NULL)
+ *int_red_Y = info_ptr->colorspace.end_points_XYZ.red_Y;
+ if (int_red_Z != NULL)
+ *int_red_Z = info_ptr->colorspace.end_points_XYZ.red_Z;
+ if (int_green_X != NULL)
+ *int_green_X = info_ptr->colorspace.end_points_XYZ.green_X;
+ if (int_green_Y != NULL)
+ *int_green_Y = info_ptr->colorspace.end_points_XYZ.green_Y;
+ if (int_green_Z != NULL)
+ *int_green_Z = info_ptr->colorspace.end_points_XYZ.green_Z;
+ if (int_blue_X != NULL)
+ *int_blue_X = info_ptr->colorspace.end_points_XYZ.blue_X;
+ if (int_blue_Y != NULL)
+ *int_blue_Y = info_ptr->colorspace.end_points_XYZ.blue_Y;
+ if (int_blue_Z != NULL)
+ *int_blue_Z = info_ptr->colorspace.end_points_XYZ.blue_Z;
+ return (PNG_INFO_cHRM);
+ }
+
+ return (0);
+}
+
+png_uint_32 PNGAPI
+png_get_cHRM_fixed(png_const_structrp png_ptr, png_const_inforp info_ptr,
+ png_fixed_point *white_x, png_fixed_point *white_y, png_fixed_point *red_x,
+ png_fixed_point *red_y, png_fixed_point *green_x, png_fixed_point *green_y,
+ png_fixed_point *blue_x, png_fixed_point *blue_y)
+{
+ png_debug1(1, "in %s retrieval function", "cHRM");
+
+ if (png_ptr != NULL && info_ptr != NULL &&
+ (info_ptr->colorspace.flags & PNG_COLORSPACE_HAVE_ENDPOINTS))
+ {
+ if (white_x != NULL)
+ *white_x = info_ptr->colorspace.end_points_xy.whitex;
+ if (white_y != NULL)
+ *white_y = info_ptr->colorspace.end_points_xy.whitey;
+ if (red_x != NULL)
+ *red_x = info_ptr->colorspace.end_points_xy.redx;
+ if (red_y != NULL)
+ *red_y = info_ptr->colorspace.end_points_xy.redy;
+ if (green_x != NULL)
+ *green_x = info_ptr->colorspace.end_points_xy.greenx;
+ if (green_y != NULL)
+ *green_y = info_ptr->colorspace.end_points_xy.greeny;
+ if (blue_x != NULL)
+ *blue_x = info_ptr->colorspace.end_points_xy.bluex;
+ if (blue_y != NULL)
+ *blue_y = info_ptr->colorspace.end_points_xy.bluey;
+ return (PNG_INFO_cHRM);
+ }
+