/// <summary> /// Raises the web cam texture to mat helper initialized event. /// </summary> public void OnWebCamTextureToMatHelperInitialized() { Debug.Log("OnWebCamTextureToMatHelperInitialized"); Mat webCamTextureMat = webCamTextureToMatHelper.GetMat(); #if WINDOWS_UWP && !DISABLE_HOLOLENSCAMSTREAM_API // HololensCameraStream always returns image data in BGRA format. texture = new Texture2D(webCamTextureMat.cols(), webCamTextureMat.rows(), TextureFormat.BGRA32, false); #else texture = new Texture2D(webCamTextureMat.cols(), webCamTextureMat.rows(), TextureFormat.RGBA32, false); #endif texture.wrapMode = TextureWrapMode.Clamp; Debug.Log("Screen.width " + Screen.width + " Screen.height " + Screen.height + " Screen.orientation " + Screen.orientation); comicFilter = new ComicFilter(60, 120, 3); quad_renderer = gameObject.GetComponent <Renderer> () as Renderer; quad_renderer.sharedMaterial.SetTexture("_MainTex", texture); Matrix4x4 projectionMatrix; #if WINDOWS_UWP && !DISABLE_HOLOLENSCAMSTREAM_API projectionMatrix = webCamTextureToMatHelper.GetProjectionMatrix(); quad_renderer.sharedMaterial.SetMatrix("_CameraProjectionMatrix", projectionMatrix); #else //This value is obtained from PhotoCapture's TryGetProjectionMatrix() method.I do not know whether this method is good. //Please see the discussion of this thread.Https://forums.hololens.com/discussion/782/live-stream-of-locatable-camera-webcam-in-unity projectionMatrix = Matrix4x4.identity; projectionMatrix.m00 = 2.31029f; projectionMatrix.m01 = 0.00000f; projectionMatrix.m02 = 0.09614f; projectionMatrix.m03 = 0.00000f; projectionMatrix.m10 = 0.00000f; projectionMatrix.m11 = 4.10427f; projectionMatrix.m12 = -0.06231f; projectionMatrix.m13 = 0.00000f; projectionMatrix.m20 = 0.00000f; projectionMatrix.m21 = 0.00000f; projectionMatrix.m22 = -1.00000f; projectionMatrix.m23 = 0.00000f; projectionMatrix.m30 = 0.00000f; projectionMatrix.m31 = 0.00000f; projectionMatrix.m32 = -1.00000f; projectionMatrix.m33 = 0.00000f; quad_renderer.sharedMaterial.SetMatrix("_CameraProjectionMatrix", projectionMatrix); #endif quad_renderer.sharedMaterial.SetFloat("_VignetteScale", vignetteScale); float halfOfVerticalFov = Mathf.Atan(1.0f / projectionMatrix.m11); float aspectRatio = (1.0f / Mathf.Tan(halfOfVerticalFov)) / projectionMatrix.m00; Debug.Log("halfOfVerticalFov " + halfOfVerticalFov); Debug.Log("aspectRatio " + aspectRatio); }