GrabBag/SDK/Device/IKapLibrary/aarch/Example/CameraGeneral/FindCamera/FindCamera.c

// FindCamera.c

/* @brief: This example shows users how to find available cameras. */

#include <stdio.h>
#include <stdlib.h>

#include "IKapC.h"

/* @brief: Determine whether the function is called successfully.
 * @param[in] errc: Function return value. */
#define CHECK(errc) if (ITKSTATUS_OK != errc) printErrorAndExit(errc)

/* @brief: Users enter Enter to exit the program. */
void pressEnterToExit(void);

/* @brief: Print error message and exit the program.
 * @param[in] errc: Function return value. */
void printErrorAndExit(ITKSTATUS errc);

int main(void)
{
	// Return value of IKapC functions.
	ITKSTATUS res = ITKSTATUS_OK;

	// The number of available devices.
	uint32_t numDevices = 0;

	// Initialize IKapC runtime environment.
	res = ItkManInitialize();
	CHECK(res);

	// Enumerate the number of available devices. Before opening the device, ItkManGetDeviceCount() function must be called.
	res = ItkManGetDeviceCount(&numDevices);
	CHECK(res);

	// When there is no connected devices.
	if (numDevices == 0)
	{
		fprintf(stderr, "No device.\n");
		ItkManTerminate();
		pressEnterToExit();
		exit(EXIT_FAILURE);
	}

	// Print information of connected cameras.
	uint32_t i = 0;
	for (; i < numDevices; ++i)
	{
		// Camera information structure.
		ITKDEV_INFO di;

		// Get device information.
		ItkManGetDeviceInfo(i, &di);

		// Print information.
		printf("Device Full Name:%s\n Friendly Name:%s\n Vendor Name:%s\n Model Name:%s\n Serial Name:%s\n Device Class:%s\n Device Version:%s\n User Defined Name:%s\n",
			di.FullName,
			di.FriendlyName,
			di.VendorName,
			di.ModelName,
			di.SerialNumber,
			di.DeviceClass,
			di.DeviceVersion,
			di.UserDefinedName);
	}

	// Release IKapC runtime environment.
	ItkManTerminate();

	pressEnterToExit();
	return EXIT_SUCCESS;
}

// Print error message and exit the program.
void printErrorAndExit(ITKSTATUS errc)
{
	fprintf(stderr, "Error Code:%08x\n", errc);
	ItkManTerminate();
	pressEnterToExit();
	exit(EXIT_FAILURE);
}

// Users enter Enter to exit the program.
void pressEnterToExit(void)
{
	fprintf(stderr, "\nPress enter to exit.\n");
	while (getchar() != '\n');
}