PrepareTranscodeResult class (Windows)

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Represents an asynchronous media transcode deferral operation.

Syntax


/* For information about creating or accessing this object, see Remarks. */

Attributes

DualApiPartitionAttribute()
MarshalingBehaviorAttribute(Agile)
ThreadingAttribute(Both)
VersionAttribute(NTDDI_WIN8)

Members

The PrepareTranscodeResult class has these types of members:

Methods
Properties

Methods

The PrepareTranscodeResult class has these methods. With C#, Visual Basic, and C++, it also inherits methods from the Object class.

Method	Description
TranscodeAsync	Creates an object to perform an asynchronous media transcode operation on media data.

Properties

The PrepareTranscodeResult class has these properties.

Property	Access type	Description
CanTranscode	Read-only	Indicates whether the trancode operation can be performed successfully.
FailureReason	Read-only	Specifies the reason for the transcode failure.

Remarks

This object is not instantiated directly. It is returned in a call to prepareFileTranscodeAsync and prepareStreamTranscodeAsync.

Examples

The following example uses the TranscodeAsync method to complete a transcode operation.

JavaScript


function setDeferral() {
        
        transcoder = new Windows.Media.Transcoding.MediaTranscoder();
        var deferral = transcoder.prepareFileTranscodeAsync(inputFile, outputFile, profile);
            deferral.then(completeTranscode, transcodeError);
        };
       
    }

    function completeTranscode {
        if (!result.canTranscode) {
            // Display error
            
        } else {
            result.transcodeAsync();
            
        }
    }

Requirements

Minimum supported client	Windows 8 [Windows Store apps, desktop apps]
Minimum supported server	Windows Server 2012 [Windows Store apps, desktop apps]
Namespace	Windows.Media.Transcoding Windows::Media::Transcoding [C++]
Metadata	Windows.winmd

PrepareTranscodeResult class