DirectShowAMCameraControlMBS.Constructor   Private

DirectShowAMCameraControlMBS.Get(PropertySelector as Integer, byref Value as Integer, byref Flags as Integer)

PropertySelector: A long value that specifies the property to retrieve, see kProperty* constants.
Value: receives the value of the property.
Flags: Receives a member of the CameraControlFlags enumeration. The returned value indicates whether the setting is controlled manually or automatically.

Lasterror is set.

DirectShowAMCameraControlMBS.GetRange(PropertySelector as Integer, byref MinValue as Integer, byref MaxValue as Integer, byref SteppingDelta as Integer, byref DefaultValue as Integer, byref CapsFlags as Integer)

dim srcFilter as DirectShowBaseFilterMBS // your device
dim a as DirectShowAMCameraControlMBS = srcFilter.AMCameraControl

// query range for zoom
dim ZoomMin as integer
dim ZoomMax as integer
dim ZoomStep as integer
dim ZoomDefault as Integer
dim ZoomFlags as integer
a.GetRange(a.kPropertyZoom, ZoomMin, ZoomMax, ZoomStep, ZoomDefault, ZoomFlags)
dim ErrorCode as integer = a.Lasterror
dim ErrorText as string = a.LasterrorMessage

Break // check in debugger

PropertySelector: A long value that specifies the property to query, see kProperty* constants.
MinValue: Receives the minimum value of the property.
MaxValue: Receives the maximum value of the property.
SteppingDelta: Receives the step size for the property. The step size is the smallest increment by which the property can change.
DefaultValue: Receives the default value of the property.
CapsFlags: Receives an element of the CameraControlFlags enumeration, indicating whether the property is controlled automatically or manually.

Lasterror is set.

DirectShowAMCameraControlMBS.Set(PropertySelector as Integer, Value as Integer, Flags as Integer = 0)

PropertySelector: A long value that specifies the property to set, see kProperty* constants.
Value: A long value that specifes the new value of the property.
Flags: A long value that specifies the desired control setting. See kFlags* constants.

Lasterror is set.

DirectShowAMCameraControlMBS.ShowPropertyDialog(parent as DesktopWindow, x as integer = 0, y as integer = 0, title as string = "")

Parent: the parent window for the dialog.
X/Y: The offset of the dialog relative to the parent window.
Title: optional title for the dialog.

Sets lasterror property.

See also:

• ShowPropertyDialog(parent as window = nil, x as integer = 0, y as integer = 0, title as string = "")

DirectShowAMCameraControlMBS.ShowPropertyDialog(parent as window = nil, x as integer = 0, y as integer = 0, title as string = "")

Parent: the parent window for the dialog.
X/Y: The offset of the dialog relative to the parent window.
Title: optional title for the dialog.

Sets lasterror property.

See also:

• ShowPropertyDialog(parent as DesktopWindow, x as integer = 0, y as integer = 0, title as string = "")