Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
This topic applies to Windows XP or later.
The get_MixerBitmapOpacity method retrieves the opacity of the static bitmap image.
Syntax
HRESULT get_MixerBitmapOpacity(
[out] int *pOpacity
);
Parameters
- pOpacity [out]
Pointer to a variable that receives the opacity, expressed 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 opacity given in pOpacity.
Requirements
| Header | Declared in Dshow.h. |
| DLL | Requires Quartz.dll. |
See Also
IMSVidVideoRenderer Interface
IMSVidVideoRenderer::get_MixerBitmap
IMSVidVideoRenderer::put_MixerBitmapOpacity
Send comments about this topic to Microsoft
Build date: 12/4/2008