capErrorCallback
The capErrorCallback
function is the error callback function used with video capture. The capErrorCallback
error callback function is a placeholder for the application-supplied function
name.
LRESULT CALLBACK capErrorCallback(
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HWND hWnd, |
|
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int nID, |
|
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LPCSTR lpsz |
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); |
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Parameters
hWnd
Handle of the
capture window associated with the callback function.
nID
Error identification
number.
lpsz
Address of a
textual description of the returned error.
Remarks
A message
identifier of zero indicates a new operation is starting and the callback function
should clear the current error.