Note

Access to this page requires authorization. You can try signing in or .

Access to this page requires authorization. You can try .

MediaTranscoder.PrepareStreamTranscodeAsync Method

Definition

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.

Asynchronously initializes the trancode operation on the specified stream and returns a PrepareTranscodeResult object which can be used to start the transcode operation.

public:
 virtual IAsyncOperation<PrepareTranscodeResult ^> ^ PrepareStreamTranscodeAsync(IRandomAccessStream ^ source, IRandomAccessStream ^ destination, MediaEncodingProfile ^ profile) = PrepareStreamTranscodeAsync;
IAsyncOperation<PrepareTranscodeResult> PrepareStreamTranscodeAsync(IRandomAccessStream const& source, IRandomAccessStream const& destination, MediaEncodingProfile const& profile);
public IAsyncOperation<PrepareTranscodeResult> PrepareStreamTranscodeAsync(IRandomAccessStream source, IRandomAccessStream destination, MediaEncodingProfile profile);
function prepareStreamTranscodeAsync(source, destination, profile)
Public Function PrepareStreamTranscodeAsync (source As IRandomAccessStream, destination As IRandomAccessStream, profile As MediaEncodingProfile) As IAsyncOperation(Of PrepareTranscodeResult)

Parameters

source
IRandomAccessStream

The source stream.

source cannot be a InMemoryRandomAccessStream or other writeable stream.

destination
IRandomAccessStream

The destination stream.

profile
MediaEncodingProfile

The profile to use for the operation.

Returns

When this method completes, a PrepareTranscodeResult object is returned which can be used to start the transcode.

Examples

The following example shows how to use this method to transcode a stream.

var transcoder = new Windows.Media.Transcoding.MediaTranscoder();
return transcoder.prepareStreamTranscodeAsync(sourceStream, destinationStream, profile);

Remarks

The source parameter cannot be a InMemoryRandomAccessStream or other writeable stream.

Applies to

Feedback

Was this page helpful?