|Microsoft DirectX 9.0|
The Progress method is called periodically by the ICaptureGraphBuilder2::CopyCaptureFile method while it copies the file.
HRESULT Progress( int iProgress );
[in] Specifies the percentage of the copy operation that has completed, as a value between 0 and 100.
Returns S_OK or an HRESULT error code.
Applications typically use the value of iProgress to update a progress bar on the user interface.