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# AVMetricDownloadSummaryEvent

Represents a summary metric event with aggregated metrics for the entire download task.

```
class AVMetricDownloadSummaryEvent
```

## Overview

Subclasses of this type that are used from Swift must fulfill the requirements of a Sendable type.

## Topics

### Inspecting the download summary

[`downloadDuration`](/documentation/AVFoundation/AVMetricDownloadSummaryEvent/downloadDuration)

Returns the total duration of the download in seconds.

[`bytesDownloadedCount`](/documentation/AVFoundation/AVMetricDownloadSummaryEvent/bytesDownloadedCount)

Returns the total number of bytes downloaded by the download task.

[`mediaResourceRequestCount`](/documentation/AVFoundation/AVMetricDownloadSummaryEvent/mediaResourceRequestCount)

Returns the total number of media requests performed by the download task. This includes playlist requests, media segment requests, and content key requests.

[`recoverableErrorCount`](/documentation/AVFoundation/AVMetricDownloadSummaryEvent/recoverableErrorCount)

Returns the total count of recoverable errors encountered during the download. If no errors were encountered, returns 0.

[`variants`](/documentation/AVFoundation/AVMetricDownloadSummaryEvent/variants)

Returns the variants that were downloaded.

[`errorEvent`](/documentation/AVFoundation/AVMetricDownloadSummaryEvent/errorEvent)

Returns the error event if any. If no value is available, returns nil.


---

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