---
title: MEFormatReaderInstantiationOptions
framework: MediaExtension
role: symbol
role_heading: Class
platforms: [macOS 14.0+]
path: mediaextension/meformatreaderinstantiationoptions
---

# MEFormatReaderInstantiationOptions

An object that contains options to pass to a format reader extension.

## Declaration

```swift
class MEFormatReaderInstantiationOptions
```

## Overview

Overview This object is mutable with options set through instance properties.

## Topics

### Inspecting format reader extension options

- [allowIncrementalFragmentParsing](mediaextension/meformatreaderinstantiationoptions/allowincrementalfragmentparsing.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)
- [NSCopying](foundation/nscopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Format readers

- [Supporting custom media formats and decoders](mediaextension/supporting-custom-media-formats-and-decoders.md)
- [MEFormatReader](mediaextension/meformatreader.md)
- [MEFormatReaderExtension](mediaextension/meformatreaderextension.md)
- [MEFileInfo](mediaextension/mefileinfo.md)
- [Format reader property list dictionaries](mediaextension/format-reader-property-list-dictionaries.md)
- [Format reader entitlement](mediaextension/format-reader-entitlement.md)