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VideoMixer.PlayerAlphaSet method |
  
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VideoMixer.PlayerAlphaSet method |
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Remarks
Sets the current value of the alpha channel transparency applied to the given player.
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] control.VideoMixer.PlayerAlphaSet ( nMixerUniqueId as Long, nPlayer as Integer, nAlpha as Integer ) as enumErrorCodes |
[C++] short control.VideoMixer.PlayerAlphaSet ( long nMixerUniqueId, short nPlayer, short nAlpha ); |
Parameter |
Description |
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nMixerUniqueId |
Unique identifier of the video mixer returned by a previous call to the VideoMixer.Create method |
nPlayer |
Number representing the zero-based index of the player attached to the video mixer through a previous call to the VideoPlayer.AttachToVideoMixer method. |
nAlpha |
The alpha channel transparency expressed in percentage. Values can range from 0 (total opacity) to 100 (total transparency). |
Return value
Value |
Meaning |
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Negative value |
An error occurred, check the LastError property value in order to get the error code |
enumErrorCodes.ERR_NOERROR (0) |
The method call was successful |
