VTRAWProcessingSessionSetParameterChangedHander
Provides a block which will be called when the session changes the set of processing parameters.
Declaration
extern OSStatus VTRAWProcessingSessionSetParameterChangedHander(VTRAWProcessingSessionRef session, VTRAWProcessingParameterChangeHandler parameterChangeHandler);Parameters
- session:
The RAW processing session.
- parameterChangeHandler:
A Vtrawprocessingparameterchangehandler block which will be called when the set of processing parameters changes, or the value of a parameter changes without the client explicitly requesting it. Setting this to
NULLremoves the current handler.