protected override async void Start()
{
base.Start();
#if !UNITY_STANDALONE_WIN && !UNITY_EDITOR
// Request camera permissions
if (!await MediaDeviceQuery.RequestPermissions <CameraDevice>())
{
Debug.LogError("User did not grant camera permissions");
return;
}
#endif
// Load global camera benchmark settings.
int width, height, framerate;
NatDeviceWithOpenCVForUnityExample.CameraConfiguration(out width, out height, out framerate);
// Create camera source
cameraSource = new NatDeviceCamSource(width, height, framerate, useFrontCamera);
if (cameraSource.activeCamera == null)
{
cameraSource = new NatDeviceCamSource(width, height, framerate, !useFrontCamera);
}
await cameraSource.StartRunning(OnStart, OnFrame);
fpsMonitor = GetComponent <FpsMonitor>();
if (fpsMonitor != null)
{
fpsMonitor.Add("Name", "NatDeviceCamPreviewOnlyExample");
fpsMonitor.Add("onFrameFPS", onFrameFPS.ToString("F1"));
fpsMonitor.Add("drawFPS", drawFPS.ToString("F1"));
fpsMonitor.Add("width", "");
fpsMonitor.Add("height", "");
fpsMonitor.Add("orientation", "");
}
}
async void Start()
{
// Request mic permissions
if (!await MediaDeviceQuery.RequestPermissions <AudioDevice>())
{
Debug.LogError("User did not grant microphone permissions");
return;
}
// Create a media device query for audio devices
var deviceQuery = new MediaDeviceQuery(MediaDeviceQuery.Criteria.AudioDevice);
// Get the device
device = deviceQuery.currentDevice as AudioDevice;
Debug.Log($"{device}");
}
async void Start()
{
// Request camera permissions
if (!await MediaDeviceQuery.RequestPermissions <CameraDevice>())
{
Debug.LogError("User did not grant camera permissions");
return;
}
// Create a device query for device cameras
// Use `GenericCameraDevice` so we also capture WebCamTexture cameras
query = new MediaDeviceQuery(Criteria.GenericCameraDevice);
// Start camera preview
var device = query.currentDevice as ICameraDevice;
var previewTexture = await device.StartRunning();
Debug.Log($"Started camera preview with resolution {previewTexture.width}x{previewTexture.height}");
// Display preview texture
previewPanel.texture = previewTexture;
previewAspectFitter.aspectRatio = previewTexture.width / (float)previewTexture.height;
// Set UI state
switchIcon.color = query.devices.Length > 1 ? Color.white : Color.gray;
flashIcon.color = device is CameraDevice cameraDevice && cameraDevice.flashSupported ? Color.white : Color.gray;
}