pub type PFN_vkGetPhysicalDeviceVideoCapabilitiesKHR = unsafe extern "system" fn(_physical_device: PhysicalDevice, _video_profile: *const VideoProfileInfoKHR, _capabilities: *mut VideoCapabilitiesKHR) -> Result;pub type PFN_vkGetPhysicalDeviceVideoCapabilitiesKHR = unsafe extern "system" fn(_physical_device: PhysicalDevice, _video_profile: *const VideoProfileInfoKHR, _capabilities: *mut VideoCapabilitiesKHR) -> Result;