VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2;
img_fmt_info.pNext = props->need_export ? &ext_img_fmt_info : 0;
img_fmt_info.format = props->format;
VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2;
img_fmt_info.pNext = props->need_export ? &ext_img_fmt_info : 0;
img_fmt_info.format = props->format;