/// <summary>
/// Begin process of Image Capturing and send To Azure
/// Computer Vision service.
/// </summary>
private void ExecuteImageCaptureAndAnalysis()
{
// Set the camera resolution to be the highest possible
Resolution cameraResolution = UnityEngine.Windows.WebCam.PhotoCapture.SupportedResolutions.OrderByDescending((res) => res.width * res.height).First();
Texture2D targetTexture = new Texture2D(cameraResolution.width, cameraResolution.height);
// Begin capture process, set the image format
UnityEngine.Windows.WebCam.PhotoCapture.CreateAsync(false, delegate(UnityEngine.Windows.WebCam.PhotoCapture captureObject)
{
photoCaptureObject = captureObject;
UnityEngine.Windows.WebCam.CameraParameters camParameters = new UnityEngine.Windows.WebCam.CameraParameters();
camParameters.hologramOpacity = 0.0f;
camParameters.cameraResolutionWidth = targetTexture.width;
camParameters.cameraResolutionHeight = targetTexture.height;
camParameters.pixelFormat = UnityEngine.Windows.WebCam.CapturePixelFormat.BGRA32;
// Capture the image from the camera and save it in the App internal folder
captureObject.StartPhotoModeAsync(camParameters, delegate(UnityEngine.Windows.WebCam.PhotoCapture.PhotoCaptureResult result)
{
string filename = string.Format(@"CapturedImage{0}.jpg", tapsCount);
string filePath = Path.Combine(Application.persistentDataPath, filename);
VisionManager.instance.imagePath = filePath;
photoCaptureObject.TakePhotoAsync(filePath, UnityEngine.Windows.WebCam.PhotoCaptureFileOutputFormat.JPG, OnCapturedPhotoToDisk);
currentlyCapturing = false;
});
});
}
void OnStoppedPhotoMode(UnityEngine.Windows.WebCam.PhotoCapture.PhotoCaptureResult result)
{
// Dispose from the object in memory and request the image analysis
// to the VisionManager class
photoCaptureObject.Dispose();
photoCaptureObject = null;
StartCoroutine(VisionManager.instance.AnalyseLastImageCaptured());
}
void OnPhotoCaptureCreated(UnityEngine.Windows.WebCam.PhotoCapture captureObject)
{
photoCapture = captureObject;
Resolution cameraResolution = UnityEngine.Windows.WebCam.PhotoCapture.SupportedResolutions.OrderByDescending((res) => res.width * res.height).First();
UnityEngine.Windows.WebCam.CameraParameters c = new UnityEngine.Windows.WebCam.CameraParameters();
c.hologramOpacity = 0.0f;
c.cameraResolutionWidth = cameraResolution.width;
c.cameraResolutionHeight = cameraResolution.height;
c.pixelFormat = UnityEngine.Windows.WebCam.CapturePixelFormat.JPEG;
captureObject.StartPhotoModeAsync(c, OnPhotoModeStarted);
}
private void OnStoppedPhotoMode(UnityEngine.Windows.WebCam.PhotoCapture.PhotoCaptureResult result)
{
photoCapture.Dispose();
photoCapture = null;
}
private static void InvokeOnCapturedPhotoToDiskDelegate(PhotoCapture.OnCapturedToDiskCallback callback, long hResult)
{
callback(PhotoCapture.MakeCaptureResult(hResult));
}
private static void InvokeOnPhotoModeStoppedDelegate(PhotoCapture.OnPhotoModeStoppedCallback callback, long hResult)
{
callback(PhotoCapture.MakeCaptureResult(hResult));
}