private void SetUpCameraOutputs(int width, int height)
{
_manager = (CameraManager)_context.GetSystemService(Context.CameraService);
string[] cameraIds = _manager.GetCameraIdList();
_cameraId = cameraIds[0];
for (int i = 0; i < cameraIds.Length; i++)
{
CameraCharacteristics chararc = _manager.GetCameraCharacteristics(cameraIds[i]);
var facing = (Integer)chararc.Get(CameraCharacteristics.LensFacing);
if (facing != null && facing == (Integer.ValueOf((int)lensFacing)))
{
continue;
}
_cameraId = cameraIds[i];
}
var characteristics = _manager.GetCameraCharacteristics(_cameraId);
var map = (StreamConfigurationMap)characteristics.Get(CameraCharacteristics.ScalerStreamConfigurationMap);
if (_supportedJpegSizes == null && characteristics != null)
{
_supportedJpegSizes = ((StreamConfigurationMap)characteristics.Get(CameraCharacteristics.ScalerStreamConfigurationMap)).GetOutputSizes((int)ImageFormatType.Jpeg);
}
if (_supportedJpegSizes != null && _supportedJpegSizes.Length > 0)
{
_idealPhotoSize = GetOptimalSize(_supportedJpegSizes, 1050, 1400); //MAGIC NUMBER WHICH HAS PROVEN TO BE THE BEST
}
_imageReader = ImageReader.NewInstance(_idealPhotoSize.Width, _idealPhotoSize.Height, ImageFormatType.Jpeg, 1);
var readerListener = new ImageAvailableListener();
readerListener.Photo += (sender, buffer) =>
{
Photo?.Invoke(this, buffer);
};
var available = (Java.Lang.Boolean)characteristics.Get(CameraCharacteristics.FlashInfoAvailable);
if (available == null)
{
_flashSupported = false;
}
else
{
_flashSupported = (bool)available;
}
_imageReader.SetOnImageAvailableListener(readerListener, _backgroundHandler);
_previewSize = GetOptimalSize(map.GetOutputSizes(Class.FromType(typeof(SurfaceTexture))), width, height);
}
private void SetUpCameraOutputs(int width, int height)
{
_manager = (CameraManager)_context.GetSystemService(Context.CameraService);
string[] cameraIds = _manager.GetCameraIdList();
_cameraId = cameraIds[0];
for (int i = 0; i < cameraIds.Length; i++)
{
CameraCharacteristics chararc = _manager.GetCameraCharacteristics(cameraIds[i]);
var facing = (Integer)chararc.Get(CameraCharacteristics.LensFacing);
if (facing != null && facing == Integer.ValueOf((int)lensFacing))
{
_cameraId = cameraIds[i];
//Phones like Galaxy S10 have 2 or 3 frontal cameras usually the one with flash is the one
//that should be chosen, if not It will select the first one and that can be the fish
//eye camera
if (HasFLash(chararc))
{
break;
}
}
}
var characteristics = _manager.GetCameraCharacteristics(_cameraId);
var map = (StreamConfigurationMap)characteristics.Get(CameraCharacteristics.ScalerStreamConfigurationMap);
if (_supportedJpegSizes == null && characteristics != null)
{
_supportedJpegSizes = ((StreamConfigurationMap)characteristics.Get(CameraCharacteristics.ScalerStreamConfigurationMap)).GetOutputSizes((int)ImageFormatType.Jpeg);
}
if (_supportedJpegSizes != null && _supportedJpegSizes.Length > 0)
{
_idealPhotoSize = GetOptimalSize(_supportedJpegSizes, 1050, 1400); //MAGIC NUMBER WHICH HAS PROVEN TO BE THE BEST
}
_imageReader = ImageReader.NewInstance(_idealPhotoSize.Width, _idealPhotoSize.Height, ImageFormatType.Jpeg, 1);
var readerListener = new ImageAvailableListener();
readerListener.Photo += (sender, buffer) =>
{
Photo?.Invoke(this, buffer);
};
_flashSupported = HasFLash(characteristics);
_imageReader.SetOnImageAvailableListener(readerListener, _backgroundHandler);
_previewSize = GetOptimalSize(map.GetOutputSizes(Class.FromType(typeof(SurfaceTexture))), width, height);
}
