IMFMediaEngine::GetNativeVideoSize method (mfmediaengine.h)

Gets the size of the video frame, adjusted for aspect ratio.

Syntax

HRESULT GetNativeVideoSize(
  [out] DWORD *cx,
  [out] DWORD *cy
);

Parameters

[out] cx

Receives the width in pixels.

[out] cy

Receives the height in pixels.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

This method adjusts for the correct picture aspect ratio. For example, if the encoded frame is 720 × 420 and the picture aspect ratio is 4:3, the method will return a size equal to 640 × 480 pixels.

Requirements

See also

IMFMediaEngine

Picture Aspect Ratio