DEVA DEVA028, Руководство пользователя

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3.5.6 hook_capture_callback
result hook_capture_callback (capture, context, pCallback)
Parameter Type Description
capture U32 The handle of the capture stream.
context U32 Application defined parameter that will be
passed to the callback routine.
pCallback HDL Handle to the user defined callback routine or
NULL if the callback is to be disabled.
result U32 0 = Operation failed
1 = Operation completed
Hooks an application defined callback routine
This function hooks or registers an application defined callback routine that will be called
when events occur on the capture stream for example when a new image capture has
been completed.
The value passed to the context parameter may be used to pass application specific
data to the callback routine.
The callback is disabled when a call to this function is made with the pCallback
parameter set to NULL or 0 value.