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This topic applies to Windows XP or later.
The put_MixerBitmapOpacity method specifies the opacity of the static bitmap image.
Syntax
HRESULT put_MixerBitmapOpacity(
[in] int opacity
);
Parameters
- opacity [in]
Specifies the opacity as an integer from 0 (transparent) to 100 (opaque).
Return Value
If the method succeeds, it returns S_OK. If it fails, it returns an error code.
Remarks
If the static bitmap image is set, the VMR alpha blends the bitmap onto the video image, using the specified opacity.
Requirements
| Header | Declared in Dshow.h. |
| DLL | Requires Quartz.dll. |
See Also
IMSVidVideoRenderer Interface
IMSVidVideoRenderer::get_MixerBitmapOpacity
IMSVidVideoRenderer::put_MixerBitmap
IMSVidVideoRenderer::SetupMixerBitmap
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Build date: 12/4/2008