public void SurfaceCreated(ISurfaceHolder holder)
{
try
{
if (!(Context.GetSystemService(Class.FromType(typeof(CameraManager))) is CameraManager manager))
{
return;
}
string frontCameraId = manager.GetCameraIdList().FirstOrDefault(id => IsFrontFacingCamera(manager, id));
CameraCharacteristics frontCamera = manager.GetCameraCharacteristics(frontCameraId);
if (!(frontCamera?.Get(CameraCharacteristics.ScalerStreamConfigurationMap) is StreamConfigurationMap map))
{
return;
}
Size[] outputSizes = map.GetOutputSizes(Class.FromType(holder.GetType()));
Size firstSmall = outputSizes
.Where(size => (double)size.Width / size.Height == 16d / 9)
.First(size => size.Height < 900 && size.Width < 900);
holder.SetFixedSize(firstSmall.Width, firstSmall.Height);
CameraDevice.StateCallback stateCallback = new MyCameraCallback(holder.Surface, Element);
manager.OpenCamera(frontCameraId, stateCallback, new Handler(msg => { }));
}
catch (Java.IO.IOException ex)
{
Console.WriteLine(ex.Message);
}
}
