pub type PFN_vkCreateSamplerYcbcrConversion = unsafe extern "system" fn(_device: Device, _create_info: *const SamplerYcbcrConversionCreateInfo, _allocator: *const AllocationCallbacks, _ycbcr_conversion: *mut SamplerYcbcrConversion) -> Result;pub type PFN_vkCreateSamplerYcbcrConversion = unsafe extern "system" fn(_device: Device, _create_info: *const SamplerYcbcrConversionCreateInfo, _allocator: *const AllocationCallbacks, _ycbcr_conversion: *mut SamplerYcbcrConversion) -> Result;