png_set_cHRM_fixed

procedure png_set_cHRM_fixed(

  png_ptr: png_structp;

  info_ptr: png_infop;

  int_white_x: png_fixed_point;

  int_white_y: png_fixed_point;

  int_red_x: png_fixed_point;

  int_red_y: png_fixed_point;

  int_green_x: png_fixed_point;

  int_green_y: png_fixed_point;

  int_blue_x: png_fixed_point;

  int_blue_y: png_fixed_point

);