First Application

• create a new VC++ project in Visual Studio

• add Microsoft.Azure.Kinect.Sensor NuGet package to the project

• include the header file in the project

• please get used to the open and close primitives

• 这里的 k4a 应该是 kinect for azure 的缩写

#include <stdio.h>
#include <k4a/k4a.h>

int main()
{
    uint32_t count = k4a_device_get_installed_count();
    if (count == 0)
    {
        printf("No k4a devices attached!\n");
        return 1;
    }
    // Open the first plugged in Kinect device
    k4a_device_t device = NULL;
    if (K4A_FAILED(k4a_device_open(K4A_DEVICE_DEFAULT, &device)))
    {
        printf("Failed to open k4a device!\n");
        return 1;
    }

    // Get the size of the serial number
    size_t serial_size = 0;
    k4a_device_get_serialnum(device, NULL, &serial_size);

    // Allocate memory for the serial, then acquire it
    char *serial = (char*)(malloc(serial_size));
    k4a_device_get_serialnum(device, serial, &serial_size);
    printf("Opened device: %s\n", serial);
    free(serial);

    // Configure a stream of 4096x3072 BRGA color data at 15 frames per second
    k4a_device_configuration_t config = K4A_DEVICE_CONFIG_INIT_DISABLE_ALL;
    config.camera_fps = K4A_FRAMES_PER_SECOND_15;
    config.color_format = K4A_IMAGE_FORMAT_COLOR_BGRA32;
    config.color_resolution = K4A_COLOR_RESOLUTION_3072P;

    // Start the camera with the given configuration
    if (K4A_FAILED(k4a_device_start_cameras(device, &config)))
    {
        printf("Failed to start cameras!\n");
        k4a_device_close(device);
        return 1;
    }

    // ...Camera capture and application specific code would go here...
    getchar();

    // Shut down the camera when finished with application logic
    k4a_device_stop_cameras(device);

    k4a_device_close(device);
}