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- Description
The TDx_DrawVideoPortContainer::EnumVideoPorts method will enumerate video ports that are compatible with the specified capabilities.
If the method call fails, the OnError event will be triggered with one of the following values:
DDERR_INVALIDOBJECT
DDERR_INVALIDPARAMS
- Parameters
VideoPortCaps
The VideoPortCaps parameter references a TDDVideoPortCaps component defining the capabilities that are to be checked against the available video ports.
When this parameter is set to NULL, all video ports will be enumerated.
Context
The Context parameter references a caller defined object that is to be passed to the TDx_DrawVideoPortContainer::EnumVideoCallback() event for each video port enumerated.
- See Also
- Top
TDx_Draw_Library v2.00 Component Reference
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[ TDx_DrawVideoPortContainer::EnumVideoPorts() ] [ next: GetVideoPortConnectInfo() ] [ prev: Destroy() ] public:
virtual bool __fastcall EnumVideoPorts( TDDVideoPortCaps* pVideoPortCaps, void* pContext );
TDX_DRAWVIDEOPORTCONTAINER::ENUMVIDEOPORTS()
[ component method ]
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