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- Description
The TDx_DrawVideoPortContainer::QueryVideoPortStatus method will retrieve the status of the specified video port.
If the method call fails, the OnError event will be triggered with one of the following values:
DDERR_CURRENTLYNOTAVAIL
DDERR_EXCEPTION
DDERR_INVALIDOBJECT
DDERR_INVALIDPARAMS
DDERR_UNSUPPORTED
- Parameters
PortId
The PortId parameter defines the ID of the video port for which status information is to be retrieved.
VPStatus
The VPStatus parameter references a TDDVideoPortStatus component for holding the retrieved status information if this method returns successfully.
- See Also
- Top
TDx_Draw_Library v2.00 Component Reference
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[ TDx_DrawVideoPortContainer::QueryVideoPortStatus() ] [ prev: Internal_EnumVideoPortsCallback() ] public:
virtual bool __fastcall QueryVideoPortStatus( dword pPortId, TDDVideoPortStatus* pVPStatus );
TDX_DRAWVIDEOPORTCONTAINER::QUERYVIDEOPORTSTATUS()
[ component method ]
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