Is_Releasedc - THORLABS DCU223x Operation Manual And Sdk

4.5.19 is_ReleaseDC

USB 2.0
Syntax
INT is_ReleaseDC (HIDS hCam, HDC hDC)
Description
Attention
This function is obsolete and should not be used anymore. We recommend to use the
function instead (see also
198
In DirectDraw BackBuffer mode, is_ReleaseDC() releases the device context handle of the overlay buffer. If
overlay display is enabled using the
updated on the screen after the handle release.
Input parameters
hCam
hDC
Return values
IS_SUCCESS
IS_NO_SUCCESS
Related functions
is_GetDC()
388
is_ShowDDOverlay()
is_DisableDDOverlay()
is_EnableDDOverlay()
is_GetDDOvlSurface()
is_SetDisplayMode()
© 2013 Thorlabs GmbH
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Obsolete functions
379
is_ShowDDOverlay()
446
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384
389
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).
function, the contents of the overlay buffer will be
446
Camera handle
Device context handle returned by
Function executed successfully
General error message
4 Programming (SDK)
is_DirectRenderer()
is_GetDC()
388
403