async UniTask DoStart()
{
await _privilegeRequester.WaitAllGranted(usingZi : false);
Debug.Log("Finished Magic Leap privileges");
_captureDevice = Application.isEditor
? (ICaptureDevice) new EditorCaptureDevice()
: (ICaptureDevice) new MLAsyncCaptureDevice();
_visionTextClient = new GVTextClient(_credentials);
_textInterpreter = new TwitterHandleInterpreter();
_handleList.OnHandleSelected += handle =>
{
OnHandleSelected(handle);
};
_jpgTexture = new Texture2D(1, 1);
_jpgImage.texture = _jpgTexture;
_captureDevice.Enable();
_captureImage.texture = _captureDevice.GetPreviewTexture();
while (this)
{
_captureIndicator.SetActive(true);
DateTime captureStart = DateTime.Now;
byte[] image = await _captureDevice.Capture();
TimeSpan captureTime = DateTime.Now - captureStart;
_jpgTexture.LoadImage(image);
_jpgTexture.Apply();
_captureIndicator.SetActive(false);
_annotateIndicator.SetActive(true);
DateTime annotateStart = DateTime.Now;
var annotation = await _visionTextClient.Annotate(image);
TimeSpan annotateTime = DateTime.Now - annotateStart;
Debug.Log($"Capture: {captureTime.TotalSeconds:0.0}, " +
$"Annotate: {annotateTime.TotalSeconds:0.0}");
_annotateIndicator.SetActive(false);
if (annotation == null)
{
Debug.LogWarning("Received null text annotation");
_annotateText.text = "<null>";
continue;
}
string text = annotation.Description;
_annotateText.text = text.Replace("\n", " ");
if (_textInterpreter.Interpret(text))
{
Debug.Log("Found new handle(s)");
}
_handleList.SetHandles(_textInterpreter.Handles);
}
}