VideoMixer.OSDBackgroundBitmapSet method |
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Remarks
Sets a bitmap to display as a background for the On-Screen-Display (OSD).
For further details about the use of the embedded video mixer see the VideoMixer object section.
For details about video mixing/blending refer to the How to use the video mixer tutorial.
Syntax
[Visual Basic] Public Function OSDBackgroundBitmapSet ( nMixerUniqueId as Int32, hBitmap as IntPtr, bKeepAspectRatio as Boolean ) as enumErrorCodes |
[C#] public enumErrorCodes OSDBackgroundBitmapSet ( Int32 nMixerUniqueId, IntPtr hBitmap, bool bKeepAspectRatio ); |
[C++] public: enumErrorCodes OSDBackgroundBitmapSet ( Int32 nMixerUniqueId, IntPtr hBitmap, bool bKeepAspectRatio ); |
Parameter |
Description |
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nMixerUniqueId |
Unique identifier of the video mixer returned by a previous call to the VideoMixer.Create method |
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hBitmap |
Handle of the bitmap (HBITMAP). You can set this parameter to 0 for removing an existing background bitmap. |
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bKeepAspectRatio |
Boolean value that determines if the bitmap must keep its original aspect ratio Supported values are the following:
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Return value
Value |
Meaning |
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Negative value |
An error occurred (see the LastError property for further error details) |
enumErrorCodes.NOERROR (0) |
The method call was successful. |