---
title: AVVideoPerformanceMetrics
framework: avfoundation
role: symbol
role_heading: Class
path: avfoundation/avvideoperformancemetrics
---

# AVVideoPerformanceMetrics

An object that provides metrics related to video playback quality.

## Declaration

```swift
class AVVideoPerformanceMetrics
```

## Topics

### Inspecting metrics

- [numberOfCorruptedFrames](avfoundation/avvideoperformancemetrics/numberofcorruptedframes.md)
- [numberOfDroppedFrames](avfoundation/avvideoperformancemetrics/numberofdroppedframes.md)
- [numberOfFramesDisplayedUsingOptimizedCompositing](avfoundation/avvideoperformancemetrics/numberofframesdisplayedusingoptimizedcompositing.md)
- [totalAccumulatedFrameDelay](avfoundation/avvideoperformancemetrics/totalaccumulatedframedelay.md)
- [totalNumberOfFrames](avfoundation/avvideoperformancemetrics/totalnumberofframes.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Metrics

- [AVMetrics](avfoundation/avmetrics.md)
- [AVMergedMetrics](avfoundation/avmergedmetrics.md)
- [AVMetricEventStreamPublisher](avfoundation/avmetriceventstreampublisher.md)
- [AVMetricEvent](avfoundation/avmetricevent.md)
- [AVMetricErrorEvent](avfoundation/avmetricerrorevent.md)
- [Metric event types](avfoundation/metric-event-types.md)