CMFormatDescription Class

Reference

Definition

Namespace:: CoreMedia

Assembly:: Xamarin.iOS.dll

Assembly:: Xamarin.Mac.dll

Important

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Describes media data for audio, video, text and time codes

public class CMFormatDescription : IDisposable, ObjCRuntime.INativeObject

type CMFormatDescription = class
    interface INativeObject
    interface IDisposable

Inheritance: Object
CMFormatDescription

Derived: CoreMedia.CMAudioFormatDescription

CoreMedia.CMVideoFormatDescription

Implements: INativeObject IDisposable

Remarks

Some properties apply to all media types, while some others only apply to specific media types. They are prefixed with Audio or Video in those cases.

Properties

AudioChannelLayout	Audio-media only: describe the channel layout.
AudioFormats	Audio-media only: the supported audio formats, sorted from most rich to less.
AudioFormatType
AudioMagicCookie	Audio-media only: magic cookie that might need to be passed to some backends.
AudioMostCompatibleFormat	Audio-media only: returns the most compaible audio format.
AudioRichestDecodableFormat	Audio-media only: Returns the richest decodable format.
AudioStreamBasicDescription	Audio-media only: Returns the AudioStreamBasicDescritpion object for the audio.
ClosedCaptionFormatType
Handle	Handle (pointer) to the unmanaged object representation.
MediaSubType	Returns the media subtype, ideally you should use the strongly typed versions instead.
MediaType
MetadataFormatType
MuxedStreamType
SubtitleFormatType
TimeCodeFormatType
VideoCodecType

Methods

Create(CMMediaType, UInt32, CMFormatDescriptionError)	Creates a CMFormatDescription (or a subclass of it) based on a native handle and to have it wrapped in a specific type.
Create(IntPtr)	Creates a CMFormatDescription (or a subclass of it) based on a native handle.
Create(IntPtr, Boolean)	Creates a CMFormatDescription (or a subclass of it) based on a native handle.
Dispose()	Releases the resources used by the CMFormatDescription object.
Dispose(Boolean)	Releases the resources used by the CMFormatDescription object.
Finalize()	Finalizer for the CMFormatDescription object
GetExtension(String)
GetExtensions()
GetTypeID()	Type identifier for the CoreMedia.CMFormatDescription type.

Applies to