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# Core Media Type Aliases

## Topics

### Type Aliases

[`typealias CMBufferCompareHandler`](/documentation/CoreMedia/CMBufferCompareHandler)

[`typealias CMBufferGetBooleanHandler`](/documentation/CoreMedia/CMBufferGetBooleanHandler)

[`typealias CMBufferGetSizeHandler`](/documentation/CoreMedia/CMBufferGetSizeHandler)

[`typealias CMBufferGetTimeHandler`](/documentation/CoreMedia/CMBufferGetTimeHandler)

[`typealias CMTaggedBufferGroupFormatDescription`](/documentation/CoreMedia/CMTaggedBufferGroupFormatDescription)

A type for tagged buffer format descriptions.

[`typealias CMTaggedBufferGroupFormatType`](/documentation/CoreMedia/CMTaggedBufferGroupFormatType)

A type for tagged buffer format information.


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