pub type PFN_vkGetVideoSessionMemoryRequirementsKHR = unsafe extern "system" fn(_device: Device, _video_session: VideoSessionKHR, _memory_requirements_count: *mut u32, _memory_requirements: *mut VideoSessionMemoryRequirementsKHR) -> Result;pub type PFN_vkGetVideoSessionMemoryRequirementsKHR = unsafe extern "system" fn(_device: Device, _video_session: VideoSessionKHR, _memory_requirements_count: *mut u32, _memory_requirements: *mut VideoSessionMemoryRequirementsKHR) -> Result;