VideoStreamDescriptor Class

Reference

Definition

Namespace:: Windows.Media.Core

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 description a video media stream.

public ref class VideoStreamDescriptor sealed

public ref class VideoStreamDescriptor sealed : IMediaStreamDescriptor2

/// [Windows.Foundation.Metadata.Activatable(Windows.Media.Core.IVideoStreamDescriptorFactory, 65536, Windows.Foundation.UniversalApiContract)]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class VideoStreamDescriptor final

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
/// [Windows.Foundation.Metadata.Activatable(Windows.Media.Core.IVideoStreamDescriptorFactory, 65536, "Windows.Foundation.UniversalApiContract")]
class VideoStreamDescriptor final

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
/// [Windows.Foundation.Metadata.Activatable(Windows.Media.Core.IVideoStreamDescriptorFactory, 65536, "Windows.Foundation.UniversalApiContract")]
class VideoStreamDescriptor final : IMediaStreamDescriptor2

[Windows.Foundation.Metadata.Activatable(typeof(Windows.Media.Core.IVideoStreamDescriptorFactory), 65536, typeof(Windows.Foundation.UniversalApiContract))]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class VideoStreamDescriptor

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

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
[Windows.Foundation.Metadata.Activatable(typeof(Windows.Media.Core.IVideoStreamDescriptorFactory), 65536, "Windows.Foundation.UniversalApiContract")]
public sealed class VideoStreamDescriptor : IMediaStreamDescriptor2

function VideoStreamDescriptor(encodingProperties)

Public NotInheritable Class VideoStreamDescriptor

Public NotInheritable Class VideoStreamDescriptor
Implements IMediaStreamDescriptor2

Inheritance: Object Platform::Object IInspectable VideoStreamDescriptor

Attributes: ActivatableAttribute ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Implements: IMediaStreamDescriptor IMediaStreamDescriptor2

Windows requirements

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

Remarks

When creating a MediaEncodingProfile, call SetVideoTracks, passing in one or more VideoStreamDescriptor objects to provide information about the video tracks to be encoded.

See the MediaStreamSource Sample for an example of using Media Stream Source in a UWP app.

Version history

Windows version	SDK version	Value added
1709	16299	Label
1803	17134	Copy

Constructors

VideoStreamDescriptor(VideoEncodingProperties)

Creates an instance of the VideoStreamDescriptor class using the specified VideoEncodingProperties.

Properties

EncodingProperties	Gets an object describing the encoding properties for the video stream. These properties include the resolution and frame rate of the video.
IsSelected	Gets a value indicating whether the stream is currently in use by a MediaStreamSource.
Label	Gets or sets an app-defined label that identifies a video stream in a MediaEncodingProfile that contains multiple streams.
Language	Gets or sets the RFC-1766 language code for the stream.
Name	Gets or sets the name of the stream.

Methods

Copy()

Creates a copy of the Windows.Media.Core.VideoStreamDescriptor.

Applies to

Delen via