IAMCrossbar::get_IsRoutedTo method (strmif.h)

The get_IsRoutedTo method retrieves the input pin that is currently routed to the specified output pin.

Syntax

HRESULT get_IsRoutedTo(
  [in]  long OutputPinIndex,
  [out] long *InputPinIndex
);

Parameters

[in] OutputPinIndex

Specifies the index of the output pin.

[out] InputPinIndex

Pointer to a variable that receives the index of the input pin, or -1 if no input pin is routed to this output pin.

Return value

Returns an HRESULT value. Possible values include the following.

Return code Description
S_FALSE
No input pin is routed to this output pin.
S_OK
Success.
E_POINTER
NULL pointer argument.

Remarks

Output pins and input pins are both indexed from zero. To determine the number of output and input pins, call the IAMCrossbar::get_PinCounts method.

Requirements

   
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header strmif.h (include Dshow.h)
Library Strmiids.lib

See also

Error and Success Codes

IAMCrossbar Interface

Working with Crossbars