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DeviceThumbnail.ReadAsync(IBuffer, UInt32, InputStreamOptions) Methode

Definition

Gibt ein asynchrones Byteleseobjekt zurück.

public:
 virtual IAsyncOperationWithProgress<IBuffer ^, unsigned int> ^ ReadAsync(IBuffer ^ buffer, unsigned int count, InputStreamOptions options) = ReadAsync;
IAsyncOperationWithProgress<IBuffer, uint32_t> ReadAsync(IBuffer const& buffer, uint32_t const& count, InputStreamOptions const& options);
public IAsyncOperationWithProgress<IBuffer,uint> ReadAsync(IBuffer buffer, uint count, InputStreamOptions options);
function readAsync(buffer, count, options)
Public Function ReadAsync (buffer As IBuffer, count As UInteger, options As InputStreamOptions) As IAsyncOperationWithProgress(Of IBuffer, UInteger)

Parameter

buffer
IBuffer

Der Puffer, in den der asynchrone Lesevorgang die gelesenen Bytes platziert.

count
UInt32

unsigned int

uint32_t

Die Anzahl der zu lesenden Bytes.

options
InputStreamOptions

Gibt den Typ des asynchronen Lesevorgangs an.

Gibt zurück

IAsyncOperationWithProgress<IBuffer,UInt32>

Windows.Foundation.IAsyncOperationWithProgress<Windows.Storage.Streams.IBuffer,unsigned int>

IAsyncOperationWithProgress<IBuffer,uint32_t>

Der asynchronen Vorgang.

Implementiert

M:Windows.Storage.Streams.IInputStream.ReadAsync(Windows.Storage.Streams.IBuffer,System.UInt32,Windows.Storage.Streams.InputStreamOptions) M:Windows.Storage.Streams.IInputStream.ReadAsync(Windows.Storage.Streams.IBuffer,unsigned int,Windows.Storage.Streams.InputStreamOptions) M:Windows.Storage.Streams.IInputStream.ReadAsync(Windows.Storage.Streams.IBuffer,uint32_t,Windows.Storage.Streams.InputStreamOptions)

Gilt für: