MediaComposition Class

Reference

Definition

Namespace:: Windows.Media.Editing

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Edit

Represents a collection of media clips and background audio tracks.

public ref class MediaComposition sealed

/// [Windows.Foundation.Metadata.Activatable(65536, Windows.Foundation.UniversalApiContract)]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.GCPressure]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class MediaComposition final

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.GCPressure]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
/// [Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
class MediaComposition final

[Windows.Foundation.Metadata.Activatable(65536, typeof(Windows.Foundation.UniversalApiContract))]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.GCPressure]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class MediaComposition

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.GCPressure]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
[Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
public sealed class MediaComposition

function MediaComposition()

Public NotInheritable Class MediaComposition

Inheritance: Object Platform::Object IInspectable MediaComposition

Attributes: ActivatableAttribute ContractVersionAttribute GCPressureAttribute MarshalingBehaviorAttribute ThreadingAttribute

Windows requirements

Device family	Windows 10 (introduced in 10.0.10240.0)
API contract	Windows.Foundation.UniversalApiContract (introduced in v1.0)

Constructors

MediaComposition()

Initializes a new instance of the MediaComposition class.

Properties

BackgroundAudioTracks	A collection of background audio tracks for playback in the media composition.
Clips	A collection of media clips for playback in the media composition.
Duration	The total playback time of the media composition.
OverlayLayers	Gets the list of overlay layers for the media composition.
UserData	An associative collection for storing custom properties associated with the media composition.

Methods

Clone()	Creates a MediaComposition object that is identical to this instance.
CreateDefaultEncodingProfile()	Create a new default media encoding profile which can be modified if necessary.
GenerateMediaStreamSource()	Creates a new MediaStreamSource.
GenerateMediaStreamSource(MediaEncodingProfile)	Creates a new MediaStreamSource using the specified MediaEncodingProfile.
GeneratePreviewMediaStreamSource(Int32, Int32)	Creates a new MediaStreamSource used to preview the edited media.
GetThumbnailAsync(TimeSpan, Int32, Int32, VideoFramePrecision)	Asynchronously gets an image stream that represents a thumbnail of the media composition.
GetThumbnailsAsync(IIterable<TimeSpan>, Int32, Int32, VideoFramePrecision)	Asynchronously gets a vector view of thumbnails of the media composition.
LoadAsync(StorageFile)	Asynchronously loads a MediaComposition from a StorageFile.
RenderToFileAsync(IStorageFile)	Asynchronously renders the MediaComposition to the specified file.
RenderToFileAsync(IStorageFile, MediaTrimmingPreference)	Asynchronously renders the MediaComposition to a specified file using the indicated media trimming preference.
RenderToFileAsync(IStorageFile, MediaTrimmingPreference, MediaEncodingProfile)	Asynchronously renders the MediaComposition to a specified file using the indicated media trimming preference and encoding profile.
SaveAsync(IStorageFile)	Asynchronously serializes the MediaComposition to disk so that it can be loaded and modified in the future.

Applies to