---
title: "loadVideoPerformanceMetrics(completionHandler:)"
framework: avfoundation
role: symbol
role_heading: Instance Method
path: "avfoundation/avsamplebuffervideorenderer/loadvideoperformancemetrics(completionhandler:)"
---

# loadVideoPerformanceMetrics(completionHandler:)

## Declaration

```swift
func loadVideoPerformanceMetrics(completionHandler: @escaping @Sendable (AVVideoPerformanceMetrics?) -> Void)
```

```swift
var videoPerformanceMetrics: AVVideoPerformanceMetrics? { get async }
```