---
title: "isPlayableExtendedMIMEType(_:)"
framework: avfoundation
role: symbol
role_heading: Type Method
path: "avfoundation/avurlasset/isplayableextendedmimetype(_:)"
---

# isPlayableExtendedMIMEType(_:)

Returns a Boolean value that indicates whether the asset is playable with the specified codecs and container type.

## Declaration

```swift
class func isPlayableExtendedMIMEType(_ extendedMIMEType: String) -> Bool
```

## Parameters

- `extendedMIMEType`: An extended MIME type string such as video/3gpp2; codecs=“mp4v.20.9, mp4a.E1” or audio/aac; codecs=“mp4a.E1”.

## Return Value

Return Value true if the asset is playable with the specified codec and container type; otherwise, false.

## See Also

### Determining supported media types

- [audiovisualTypes()](avfoundation/avurlasset/audiovisualtypes().md)
- [audiovisualMIMETypes()](avfoundation/avurlasset/audiovisualmimetypes().md)
- [audiovisualContentTypes](avfoundation/avurlasset/audiovisualcontenttypes.md)