Chapter 7
Advanced Function APIs
227
7.4.3.3
PicamAdvanced_GetOpenCameraDevices()
Description
PicamAdvanced_GetOpenCameraDevices()
returns an allocated array of open
camera device handles.
in device_array whose number of items is in device_count.
Returns null and 0 (respectively) if no cameras are opened in this process
Syntax
PicamAdvanced_GetOpenCameraDevices()
is:
PICAM_API PicamAdvanced_GetOpenCameraDevices(
const PicamHandle** device_array,
piint* device_count);
Input Parameters
There are no input parameters associated with
PicamAdvanced_GetOpenCameraDevices()
.
Output Parameters
Output parameters for
PicamAdvanced_GetOpenCameraDevices()
are:
Related APIs
For additional information, refer to the following related APIs:
•
7.4.3.4
PicamAdvanced_GetCameraModel()
Description
PicamAdvanced_GetCameraModel()
returns the handle for a specified camera
model.
Syntax
PicamAdvanced_GetCameraModel()
is:
PICAM_API PicamAdvanced_GetCameraModel(
PicamHandle camera,
PicamHandle* model);
Input Parameters
Input parameters for
PicamAdvanced_GetCameraModel()
Output Parameters
Output parameters for
PicamAdvanced_GetCameraModel()
are:
device_array:
Pointer to the array in which the list of handles for open camera
devices is stored.
This is null when there are no open camera devices.
NOTE:
This memory is allocated by PICam and must be released
by calling
.
device_count:
Pointer to the memory location in which the number of open
camera devices is stored.
This is 0 when there are no open camera devices.
camera:
Specifies the camera model or camera device for which the handle
is to be returned.
model:
Pointer to the memory location in which the handle for the camera
model is stored.
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