PerceptionVideoFrameAllocator Class
Definition
Important
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An allocator that can create PerceptionFrames directly which can be written into or copied from Windows::Media::VideoFrame into a PerceptionFrame.
public ref class PerceptionVideoFrameAllocator sealed : IClosable
/// [Windows.Foundation.Metadata.Activatable(Windows.Devices.Perception.Provider.IPerceptionVideoFrameAllocatorFactory, 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 PerceptionVideoFrameAllocator final : IClosable
/// [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.Devices.Perception.Provider.IPerceptionVideoFrameAllocatorFactory, 65536, "Windows.Foundation.UniversalApiContract")]
class PerceptionVideoFrameAllocator final : IClosable
/// [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.Devices.Perception.Provider.IPerceptionVideoFrameAllocatorFactory, 65536, "Windows.Foundation.UniversalApiContract")]
/// [Windows.Foundation.Metadata.Deprecated("PerceptionVideoFrameAllocator may be unavailable after Windows Creator Update. Please refer to AVStream on MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
class PerceptionVideoFrameAllocator final : IClosable
[Windows.Foundation.Metadata.Activatable(typeof(Windows.Devices.Perception.Provider.IPerceptionVideoFrameAllocatorFactory), 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 PerceptionVideoFrameAllocator : System.IDisposable
[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.Devices.Perception.Provider.IPerceptionVideoFrameAllocatorFactory), 65536, "Windows.Foundation.UniversalApiContract")]
public sealed class PerceptionVideoFrameAllocator : System.IDisposable
[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.Devices.Perception.Provider.IPerceptionVideoFrameAllocatorFactory), 65536, "Windows.Foundation.UniversalApiContract")]
[Windows.Foundation.Metadata.Deprecated("PerceptionVideoFrameAllocator may be unavailable after Windows Creator Update. Please refer to AVStream on MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
public sealed class PerceptionVideoFrameAllocator : System.IDisposable
function PerceptionVideoFrameAllocator(maxOutstandingFrameCountForWrite, format, resolution, alpha)
Public NotInheritable Class PerceptionVideoFrameAllocator
Implements IDisposable
- Inheritance
- Attributes
- Implements
Windows requirements
Device family |
Windows 10 (introduced in 10.0.10240.0)
|
API contract |
Windows.Foundation.UniversalApiContract (introduced in v1.0)
|
Constructors
PerceptionVideoFrameAllocator(UInt32, BitmapPixelFormat, Size, BitmapAlphaMode) |
Initializes a new PerceptionVideoFrameAllocator with the required properties for use by the IPerceptionFrameProvider to create PerceptionFrames published via PerceptionFrameProviderManagerService::PublishFrameForProvider. |
Methods
AllocateFrame() |
Creates an empty PerceptionFrame with the properties specified when creating the PerceptionVideoFrameAllocator. |
Close() |
Releases system resources that are exposed by a Windows Runtime object. |
CopyFromVideoFrame(VideoFrame) |
Creates a deep copy of the video FrameProvider with the bytes already filled in with the resulting PerceptionFrame. |
Dispose() |
Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources. |