SetVideoVolume (DVR version only)

Description

Sets the volume level of the currently open AVI file.

Syntax

[VB]
objActiveDcam.SetVideoVolume Value

[C/C++]
HRESULT SetVideoVolume(short Value);


Data Types [VB]

Value: Short


Parameters [C/C++]

Value [out,retval]

The volume to be set, in percent.

Return Values

S_OK

Success

E_FAIL

Failure.

Example

This VB example uses a scroll bar to adjust the video volume.

Private Sub Form_Load()

HScroll1.Min=0

HScroll1.Max=100

ActiveDcam1.OpenVideo "C:\\video1.avi", True

HScroll.Value=ActiveDcam1.GetVideoVolume

ActiveDcam1.PlayVideo

End Sub

Private Sub HScroll1_Scroll()

ActiveDcam1.SetVideoVolume HScroll1.Value

End Sub

Remarks

In order for this method to work, the AVI file must be recorded with the sound and opened with the sound option enabled.