AppBroadcastStreamReader Class

Reference

Definition

Namespace:: Windows.Media.Capture

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

Provides methods and events for obtaining audio and video frames from an app broadcast stream.

Note

This API requires the appBroadcast and appBroadcastSettings capability which is not available to all Windows apps. Unless your developer account is specially provisioned by Microsoft, calls to this API will fail at runtime.

public ref class AppBroadcastStreamReader sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Media.Capture.AppBroadcastContract, 65536)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class AppBroadcastStreamReader final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Media.Capture.AppBroadcastContract), 65536)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class AppBroadcastStreamReader

Public NotInheritable Class AppBroadcastStreamReader

Inheritance: Object Platform::Object IInspectable AppBroadcastStreamReader

Attributes: ContractVersionAttribute ThreadingAttribute

Windows requirements

Device family	Windows Desktop Extension SDK (introduced in 10.0.15063.0)
API contract	Windows.Media.Capture.AppBroadcastContract (introduced in v1.0)
App capabilities	appBroadcast appBroadcastSettings

Remarks

Get an instance of this class by accessing the AppBroadcastBackgroundServiceStreamInfo.BroadcastStreamReader

This API may throw an error if the background service has shut down due to idle timeout.

Properties

AudioAacSequence	Gets a buffer containing the sequence header for the AAC audio stream.
AudioBitrate	Gets the bitrate of the audio stream associated with the AppBroadcastStreamReader, in bits per second.
AudioChannels	Gets the number of channels in the audio stream associated with the AppBroadcastStreamReader.
AudioSampleRate	Gets the sample rate of the audio stream associated with the AppBroadcastStreamReader.
VideoBitrate	Gets the bitrate of the video stream associated with the AppBroadcastStreamReader, in bits per second.
VideoHeight	Gets the height of the frames in the video stream associated with the AppBroadcastStreamReader.
VideoWidth	Gets the width of the frames in the video stream associated with the AppBroadcastStreamReader.

Methods

TryGetNextAudioFrame()	Attempts to obtain an AppBroadcastStreamAudioFrame object representing the latest audio frame from the broadcast stream.
TryGetNextVideoFrame()	Attempts to obtain an AppBroadcastStreamVideoFrame object representing the latest video frame from the broadcast stream.

Events

AudioFrameArrived	Raised when a new audio frame from the broadcast stream arrives.
VideoFrameArrived	Raised when a new video frame from the broadcast stream arrives.

Applies to

Delen via