void BttFlash_TouchUpInside(object sender, EventArgs e)
{
var device = captureDeviceInput.Device;
var error = new NSError();
if (device.HasFlash)
{
if (device.FlashMode == AVCaptureFlashMode.On)
{
device.LockForConfiguration(out error);
device.FlashMode = AVCaptureFlashMode.Off;
device.UnlockForConfiguration();
ButtonFlash.SetImage(UIImage.FromBundle("flash_off").ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
}
else
{
device.LockForConfiguration(out error);
device.FlashMode = AVCaptureFlashMode.On;
device.UnlockForConfiguration();
ButtonFlash.SetImage(UIImage.FromBundle("flash_on").ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
}
}
}
public void SetupLiveCameraStream()
{
captureSession = new AVCaptureSession();
var viewLayer = CameraView.Layer;
videoPreviewLayer = new AVCaptureVideoPreviewLayer(captureSession)
{
Frame = this.View.Bounds
};
videoPreviewLayer.VideoGravity = AVLayerVideoGravity.ResizeAspectFill;
CameraView.Layer.AddSublayer(videoPreviewLayer);
var captureDevice = AVCaptureDevice.GetDefaultDevice(AVMediaType.Video);
ConfigureCameraForDevice(captureDevice);
captureDeviceInput = AVCaptureDeviceInput.FromDevice(captureDevice);
captureSession.AddInput(captureDeviceInput);
var dictionary = new NSMutableDictionary();
dictionary[AVVideo.CodecKey] = new NSNumber((int)AVVideoCodec.JPEG);
stillImageOutput = new AVCaptureStillImageOutput()
{
OutputSettings = new NSDictionary()
};
captureSession.AddOutput(stillImageOutput);
captureSession.StartRunning();
ButtonBack.SetImage(UIImage.FromBundle("arrow_left").ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
ButtonFlash.SetImage(UIImage.FromBundle("flash_off").ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
ButtonSwitch.SetImage(UIImage.FromBundle("switch_camera").ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
ButtonCapture.SetImage(UIImage.FromBundle("capture_camera").ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
ButtonFlash.TouchUpInside += BttFlash_TouchUpInside;
ButtonCapture.TouchUpInside += BttCapture_TouchUpInside;
ButtonBack.TouchUpInside += BttBack_TouchUpInside;
ButtonSwitch.TouchUpInside += BttSwitch_TouchUpInside;
}