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248
7.4.9.3
PicamAdvanced_RegisterForExtrinsicIntegerValueChanged()
Description
PicamAdvanced_RegisterForExtrinsicIntegerValueChanged()
function to call when the integer value for specified hardware parameter has changed
due to external influences (e.g., representing the status of hardware).
Registered callbacks are called asynchronously on another thread.
Syntax
The syntax for
is:
Input Parameters
Input parameters for
PicamAdvanced_RegisterForExtrinsicIntegerValueChanged()
device_or_accessory: Handle for the hardware for which the callback is being
Output Parameters
There are no output parameters associated with
PicamAdvanced_RegisterForExtrinsicIntegerValueChanged().
Related APIs
For additional information, refer to the following related APIs:
•
PICam™ 5.x Programmer's Manual
NOTE:
Multiple functions may be registered. When this is the case,
the functions are called in the order in which they have
been registered.
NOTE:
PicamAdvanced_UnregisterForExtrinsicIntegerVal
must be called to unregister each callback
ueChanged()
once it is no longer required.
PicamAdvanced_RegisterForExtrinsicIntegerValueChanged()
PICAM_API PicamAdvanced_RegisterForExtrinsicIntegerValueChanged(
PicamIntegerValueChangedCallback changed);
parameter: The parameter for which the callback is being registered.
changed: The name assigned to the callback function being registered.
PicamAdvanced_UnregisterForExtrinsicIntegerValueChanged().
PicamHandle device_or_accessory,
PicamParameter parameter,
registered.
Issue 11
registers a
are:
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