//Get the image, pose of camera
async void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
//Debug.Log("\n Saving picture \n");
List <byte> imageBufferList = new List <byte>();
// Copy the raw IMFMediaBuffer data into our empty byte list.
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
Vector3 position = cameraToWorldMatrix.MultiplyPoint(Vector3.zero);
Quaternion rotation = Quaternion.LookRotation(cameraToWorldMatrix.GetColumn(2), cameraToWorldMatrix.GetColumn(1));
captureCameras.Add(new CameraItem(position, rotation));
c.NewMesh(position, rotation);
UploadImage(imageBufferList.ToArray());
/*if ( sceneId > 0)
* {
* UploadImageToScene(imageBufferList.ToArray(), sceneId);
* }*/
}
// Clean up
photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
}
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
Debug.Log("photo captured");
List <byte> imageBufferList = new List <byte>();
// Copy the raw IMFMediaBuffer data into our empty byte list.
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
var cameraToWorldMatrix = new Matrix4x4();
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
cameraPosition = cameraToWorldMatrix.MultiplyPoint3x4(new Vector3(0, 0, -1));
cameraRotation = Quaternion.LookRotation(-cameraToWorldMatrix.GetColumn(2), cameraToWorldMatrix.GetColumn(1));
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(Camera.main.nearClipPlane, Camera.main.farClipPlane, out projectionMatrix);
Matrix4x4 pixelToCameraMatrix = projectionMatrix.inverse;
status.GetComponent <TextMesh>().text = "photo captured, processing...";
status.transform.position = cameraPosition;
status.transform.rotation = cameraRotation;
StartCoroutine(PostToFaceAPI(imageBufferList.ToArray(), cameraToWorldMatrix, pixelToCameraMatrix));
}
photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
}
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
Debug.Log("OnCapturedPhotoToMemory = " + result.success);
List <byte> buffer = new List <byte>();
// Create our Texture2D for use and set the correct resolution
Resolution cameraResolution = PhotoCapture.SupportedResolutions.OrderByDescending((res) => res.width / 8 * res.height / 8).First();
Texture2D targetTexture = new Texture2D(cameraResolution.width, cameraResolution.height);
// Copy the raw image data into our target texture
photoCaptureFrame.UploadImageDataToTexture(targetTexture);
Renderer renderer = GameObject.FindGameObjectWithTag("DisplayCube").GetComponent <Renderer>();
renderer.material.mainTexture = targetTexture;
Debug.Log("Photo Uploaded to Texture");
Matrix4x4 cameraToWorldMatrix;
photoCaptureFrame.CopyRawImageDataIntoBuffer(buffer);
Debug.Log("Raw Image copied into buffer");
//Check if we can receive the position where the photo was taken
if (!photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix))
{
return;
}
Debug.Log("past if");
//Start a coroutine to handle the server request
StartCoroutine(UploadAndHandlePhoto(buffer.ToArray(), cameraToWorldMatrix));
Debug.Log("Photo saved to texture");
}
// Clean up
photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
}
public CameraLocation(PhotoCaptureFrame frame)
{
hasLocationData = frame.hasLocationData;
nearClipPlane = 0.1f;
farClipPlane = 50.0f;
// Grab the PhotoCaptureFrame's location data and record it
if (frame.hasLocationData)
{
if (!frame.TryGetCameraToWorldMatrix(out cameraToWorldTransform) ||
!frame.TryGetProjectionMatrix(nearClipPlane, farClipPlane, out projectionTransform))
{
hasLocationData = false;
}
else
{
worldToCameraTransform = cameraToWorldTransform.inverse;
}
}
// Safeguard against a failure to grab the data
if (!hasLocationData)
{
cameraToWorldTransform = new Matrix4x4();
projectionTransform = new Matrix4x4();
worldToCameraTransform = new Matrix4x4();
if (Constants.DebugStrings.DebugFlag)
{
Debug.Log(Constants.ErrorStrings.LocatableCameraLocationNotFound);
}
}
customName = Constants.Names.CameraLocationAutoName;
}
void CreateUI(PictureRecognitionResultItem2 result, PhotoCaptureFrame photoCaptureFrame)
{
Matrix4x4 cameraToWorldMatrix;
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
Vector3 headPosition = cameraToWorldMatrix.MultiplyPoint(Vector3.zero);
var imagePosZeroToOneCenter = new Vector2((result.xmin + result.xmax) / 2, 1 - (result.ymin + result.ymax) / 2);
var imagePosProjectedCenter = (imagePosZeroToOneCenter * 2) - new Vector2(1, 1);
var cameraSpacePosCenter = UnProjectVector(projectionMatrix, new Vector3(imagePosProjectedCenter.x, imagePosProjectedCenter.y, 1));
var worldSpaceBoxPosCenter = cameraToWorldMatrix.MultiplyPoint(cameraSpacePosCenter);
RaycastHit hit;
if (Physics.Raycast(headPosition, (worldSpaceBoxPosCenter - headPosition).normalized, out hit, 20f, SpatialMappingManager.Instance.LayerMask))
{
GameObject sphere = (GameObject)Resources.Load("SizeChangableSphere");
AddedObjects.Add(Instantiate(sphere, hit.point, Quaternion.identity));
}
else
{
GameObject sphere = (GameObject)Resources.Load("SizeChangableSphere");
AddedObjects.Add(Instantiate(sphere, worldSpaceBoxPosCenter, Quaternion.identity));
}
}
void OnProcessFrame(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
UnityEngine.Debug.Log("++OnProcessFrame");
if (result.success)
{
if (!Const.LOAD_IMAGES)
{
List <byte> imageBufferList = new List <byte>();
// Copy the raw IMFMediaBuffer data into our empty byte list.
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
photoCaptureFrame.TryGetCameraToWorldMatrix(out _cameraToWorldMatrix);
photoCaptureFrame.TryGetProjectionMatrix(out _projectionMatrix);
//UnityEngine.Debug.Log(cameraToWorldMatrix);
photoCaptureFrame.Dispose();
_imageDataRaw = imageBufferList.ToArray();
_frameReadyFlag = true;
}
}
if (Const.HOLO_CAPTURE)
{
_photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoModeHOLO);
}
else
{
_isCapturing = false;
}
}
/// <summary>
/// Extract the worldToCamera matrix (i.e. V of the MVP matrix
/// traditionally used to translate model coordinates to world
/// coordinates to camera coordinates), and the projection matrix
/// (i.e. P of the MVP matrix traditionally used to translate
/// camera/view coordinates to clip space).
/// </summary>
/// <param name="photoCaptureFrame">
/// The PhotoCaptureFrame from which the matrices are to be derived
/// from.
/// </param>
/// <param name="worldToCameraMatrix">
/// The matrix translating Hololens room mesh world coordinates to
/// view/camera space.
/// </param>
/// <param name="projectionMatrix">
/// The matrix translating view/camera space coordinates to clip space.
/// </param>
private static bool ExtractCameraMatrices(PhotoCaptureFrame photoCaptureFrame, out Matrix4x4 worldToCameraMatrix, out Matrix4x4 projectionMatrix)
{
bool success = true;
Matrix4x4 cameraToWorldMatrix;
if (photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix))
{
worldToCameraMatrix = cameraToWorldMatrix.inverse;
}
else
{
TextManager.SetText(Messages.MatrixFail);
worldToCameraMatrix = new Matrix4x4();
success = false;
}
if (!photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix))
{
TextManager.SetText(Messages.MatrixFail);
projectionMatrix = new Matrix4x4();
success = false;
}
return(success);
}
/*
* private void OnPhotoModeStarted(PhotoCapture.PhotoCaptureResult result)
* {
* if(result.success)
* {
* string filename = string.Format(@"CapturedImage{0}_n.jpg", Time.time);
* string filepath = System.IO.Path.Combine(Application.persistentDataPath, filename);
* photoCaptureObject.TakePhotoAsync(filepath, PhotoCaptureFileOutputFormat.JPG,OnCapturedPhotoToDisk);
* Debug.Log("TakePhoto Succeed!"+filepath);
* }
* else
* {
* Debug.LogError("Unable to start photo mode!");
* }
*
* }
*
* void OnCapturedPhotoToDisk(PhotoCapture.PhotoCaptureResult result)
* {
* if(result.success)
* {
* Debug.Log("Saved Photo to Disk!");
* photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
* }
* else
* {
* Debug.Log("Failed to save photo to disk!");
* }
* }
*/
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
worldToCameraMatrix = cameraToWorldMatrix.inverse;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
photoCaptureFrame.UploadImageDataToTexture(targetTexture);
GameObject quad = GameObject.CreatePrimitive(PrimitiveType.Quad);
Renderer quadRenderer = quad.GetComponent <Renderer>() as Renderer;
quadRenderer.material = new Material(Shader.Find("Unlit/Texture"));
Quaternion rotation = Quaternion.LookRotation(-cameraToWorldMatrix.GetColumn(2), cameraToWorldMatrix.GetColumn(1));
Vector3 position = cameraToWorldMatrix.MultiplyPoint(Vector3.zero);
Debug.Log("cameraToWorldMatrix: " + cameraToWorldMatrix);
Debug.Log("Camera Position in World: " + position);
quad.transform.parent = this.transform;
//转化为面向用户这一步在Unity Editor出错，即无法设定为相机朝向的反向，在HoloLens上有待尝试
//quad.transform.position = position;
//quad.transform.rotation = rotation;
quad.transform.localPosition = new Vector3(0.0f, 0.0f, 0.1f);
quad.transform.rotation = this.transform.rotation;
quadRenderer.material.SetTexture("_MainTex", targetTexture);
photoCaptureObj.StopPhotoModeAsync(OnStoppedPhotoMode);
Debug.Log("Capture Photo to Memory Succeed!");
}
/// <summary>
/// On image capture
/// </summary>
/// <param name="result"></param>
/// <param name="photoCaptureFrame"></param>
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
// Copy the raw image data into the target texture
photoCaptureFrame.UploadImageDataToTexture(targetTexture);
previewImage.texture = targetTexture;
try
{
byte[] imageData = targetTexture.EncodeToJPG(90);
//WriteImageToDisk(imageData);
Matrix4x4 cameraToWorldMatrix;
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
photoCaptureFrame.TryGetProjectionMatrix(0, 5, out projectionMatrix);
StartCoroutine(SendImageToServer(imageData, cameraToWorldMatrix, projectionMatrix));
}
catch (Exception e)
{
DebugManager.Instance.PrintToInfoLog("Error in OnCapturedPhotoToMemory:" + e.ToString());
}
}
private void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
// Face APIに送るimageBufferListにメモリ上の画像をコピーする
List <byte> imageBufferList = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
//ここはデバッグ用 送信画像の出力。どんな画像が取れたのか確認したい場合に使用。邪魔ならphotoPanelごと消してもよい。
Texture2D debugTexture = new Texture2D(100, 100);
debugTexture.LoadImage(imageBufferList.ToArray());
photoPanel.texture = debugTexture;
// カメラの向きをワールド座標に変換するためのパラメータ保持
var cameraToWorldMatrix = new Matrix4x4();
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
cameraRotation = Quaternion.LookRotation(-cameraToWorldMatrix.GetColumn(2), cameraToWorldMatrix.GetColumn(1));
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(Camera.main.nearClipPlane, Camera.main.farClipPlane, out projectionMatrix);
Matrix4x4 pixelToCameraMatrix = projectionMatrix.inverse;
StartCoroutine(PostToFaceAPI(imageBufferList.ToArray(), cameraToWorldMatrix, pixelToCameraMatrix));
}
photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
}
private Ray ImageToWorld(PhotoCaptureFrame photoCaptureFrame, Vector2 pos, out Vector3 worldPos)
{
Matrix4x4 cameraToWorldMatrix;
Matrix4x4 projectionMatrix;
if (!photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix))
{
cameraToWorldMatrix = Camera.main.cameraToWorldMatrix;
Debug.Log("Failed to get view matrix from photo");
}
if (!photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix))
{
projectionMatrix = Camera.main.projectionMatrix;
Debug.Log("Failed to get view matrix from photo");
}
Vector3 normalizedPos = Normalize(pos);
Vector4 cameraSpacePos = UnProjectVector(projectionMatrix, normalizedPos);
Vector3 origin = cameraToWorldMatrix * new Vector4(0, 0, 0, 1);
worldPos = cameraToWorldMatrix * cameraSpacePos;
return(new Ray(origin, (worldPos - origin)));
}
private async void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
List <byte> imageBufferList = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
// Get the transform matrix
Matrix4x4 cameraToWorld = new Matrix4x4();
Matrix4x4 projection = new Matrix4x4();
bool mappable = true;
mappable &= photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorld);
mappable &= photoCaptureFrame.TryGetProjectionMatrix(out projection);
// Upload the locatable photo & Download the detection results
await SocketManager.Instance.SendPhoto(imageBufferList.ToArray());
BoundingBox[] boxes = await SocketManager.Instance.RecvDetections();
SceneUnderstanding.Instance.RecvDetections(cameraToWorld, projection, boxes, mappable);
isCapturing = false;
stopCapturing = false;
cnt += 1;
if (cnt == 50)
{
stopCapturing = true;
}
}
}
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
// Create our Texture2D for use and set the correct resolution
//Resolution cameraResolution = PhotoCapture.SupportedResolutions.OrderByDescending((res) => res.width * res.height).First();
Texture2D targetTexture = new Texture2D(textureWidth, textureHeight);//cameraResolution.width, cameraResolution.height);
// Copy the raw image data into our target texture
photoCaptureFrame.UploadImageDataToTexture(targetTexture);
// Get view and projection matrices from camera, as well as position and lookVector
Matrix4x4 inverseV;
Matrix4x4 P;
Matrix4x4 VP;
bool vSuccess = photoCaptureFrame.TryGetCameraToWorldMatrix(out inverseV);
bool pSuccess = photoCaptureFrame.TryGetProjectionMatrix(out P);
Vector3 cameraWorldPos = inverseV.MultiplyPoint(Vector3.zero);
Vector3 cameraLookVector = inverseV.MultiplyVector(Vector3.forward);
Debug.Log("RGB Camera View Matrix: " + (vSuccess ? "Found" : "NULL"));
Debug.Log("RGB Camera Projection Matrix: " + (pSuccess ? "Found" : "NULL"));
Debug.Log("RGB Camera Position: " + cameraWorldPos);
Debug.Log("RGB Camera LookVector: " + cameraLookVector);
//depthCamera.transform.position = (cameraWorldPos - Camera.main.gameObject.transform.position);
//depthCamera.transform.LookAt(cameraWorldPos + cameraLookVector);
//Debug.Log("Applied position and lookvector to depth camera");
//camera.projectionMatrix = P;
//Debug.Log("Applied projection matrix to depth camera");
////camera.worldToCameraMatrix = inverseV.inverse;
//camera.Render();
////camera.RenderWithShader(Shader.Find("DepthOnly"), "depth");
//Debug.Log("Rendered without depth shader");
TakeScreenshot(targetTexture);
Debug.Log("Snapshot Taken");
// Update snapshot VP matrix before updating the shader
if (vSuccess && pSuccess)
{
VP = P * inverseV.inverse;
//Snapshot snapshot = snapshots[snapshots.Count - 1];
//snapshot.vp = VP;
//snapshot.position = new Vector4(cameraWorldPos.x, cameraWorldPos.y, cameraWorldPos.z, 1);
//snapshots[snapshots.Count - 1] = snapshot;
vpArray[numProjectors] = VP;
invVPArray[numProjectors] = (inverseV);
posArray[numProjectors] = new Vector4(cameraWorldPos.x, cameraWorldPos.y, cameraWorldPos.z, 1);
}
Debug.Log("Snapshot Updated");
UpdateShader();
Debug.Log("Updated Shader");
// Free memory
photoCaptureFrame.Dispose();
}
// Clean up
//photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
}
void OnPhotoCaptured(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (m_Canvas == null)
{
m_Canvas = GameObject.CreatePrimitive(PrimitiveType.Quad);
m_Canvas.name = "PhotoCaptureCanvas";
m_CanvasRenderer = m_Canvas.GetComponent <Renderer>() as Renderer;
// m_CanvasRenderer.material = new Material(Shader.Find("AR/HolographicImageBlend"));
// m_CanvasRenderer.material = new Material(Shader.Find("HolographicImageBlend"));
//Material m = new Material(Shader.Find("HolographicImageBlend"));
// m_CanvasRenderer.material = new Material(Shader.Find("Unlit/HolographicImageBlend"));
Material m = new Material(Shader.Find("Unlit/HolographicImageBlend"));
if (m != null)
{
m_CanvasRenderer.material = m;
}
else
{
Debug.Log("Shader Material PROBLEM!!!");
}
}
Matrix4x4 cameraToWorldMatrix;
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
Matrix4x4 worldToCameraMatrix = cameraToWorldMatrix.inverse;
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
photoCaptureFrame.UploadImageDataToTexture(m_Texture);
m_Texture.wrapMode = TextureWrapMode.Clamp;
m_CanvasRenderer.sharedMaterial.SetTexture("_MainTex", m_Texture);
m_CanvasRenderer.sharedMaterial.SetMatrix("_WorldToCameraMatrix", worldToCameraMatrix);
m_CanvasRenderer.sharedMaterial.SetMatrix("_CameraProjectionMatrix", projectionMatrix);
m_CanvasRenderer.sharedMaterial.SetFloat("_VignetteScale", 1.0f);
// Position the canvas object slightly in front
// of the real world web camera.
Vector3 position = cameraToWorldMatrix.GetColumn(3) - cameraToWorldMatrix.GetColumn(2);
// Rotate the canvas object so that it faces the user.
Quaternion rotation = Quaternion.LookRotation(-cameraToWorldMatrix.GetColumn(2), cameraToWorldMatrix.GetColumn(1));
m_Canvas.transform.position = position;
m_Canvas.transform.rotation = rotation;
Debug.Log("Took picture!");
m_CapturingPhoto = false;
}
/// <summary>)
/// Serialize the image that was taken and turn it into a rawrequest.
/// 1. Take photo and decode it as jpeg string string
/// 2. decode the jpeg wtih base64 to be serializeable
/// 3. serialize everything as json string
/// 4. serialize the json string as raw request
/// </summary>
private IEnumerator <bool> SerializeRequest(PhotoCaptureFrame photoCapturedFrame)
{
yield return(true);
//Texture2D tex = new Texture2D(ImageCapture.Instance.width,
// ImageCapture.Instance.height);
//photoCapturedFrame.UploadImageDataToTexture(tex);
//byte[] jpgEncoded = tex.EncodeToJPG
List <byte> jpgEncodedList = new List <byte>();
photoCapturedFrame.CopyRawImageDataIntoBuffer(jpgEncodedList);
byte[] jpgEncoded = jpgEncodedList.ToArray();
// server expects an base64 encoded JPG encoded string
// should have the form {"inputs": [{"b64": <b64encodejpgencodedstring>}]}
string b64Encode = Convert.ToBase64String(jpgEncoded);
DetectionRequest detectionRequest = new DetectionRequest {
inputs = new List <B64> {
new B64 {
b64 = b64Encode
}
}
};
string jsonRequest = JsonConvert.SerializeObject(detectionRequest);
RequestBufferElem requestBufferElem = new RequestBufferElem()
{
rawRequest = Encoding.UTF8.GetBytes(jsonRequest)
};
if (!photoCapturedFrame.TryGetCameraToWorldMatrix(out requestBufferElem.cameraToWorld) ||
!photoCapturedFrame.TryGetProjectionMatrix(out requestBufferElem.projection))
{
requestBufferElem.hasWorldData = false;
}
else
{
requestBufferElem.hasWorldData = true;
}
photoCapturedFrame.Dispose();
rawRequestBuffer.Enqueue(requestBufferElem);
rawRequestBufferEmpty = false;
timestamp = stopwatch.ElapsedMilliseconds;
}
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
//imageBufferList待用
imageBufferList = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
worldToCameraMatrix = cameraToWorldMatrix.inverse;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
Debug.LogFormat(@"The value of cameraToWorld Matrix: {0}{1}{2}{3} ", cameraToWorldMatrix.GetRow(0), cameraToWorldMatrix.GetRow(1), cameraToWorldMatrix.GetRow(2), cameraToWorldMatrix.GetRow(3));
photoCaptureFrame.UploadImageDataToTexture(targetTexture);
//创建相框，并赋予照片材质和Shader矩阵
GameObject quad = GameObject.CreatePrimitive(PrimitiveType.Quad);
Renderer quadRenderer = quad.GetComponent <Renderer>() as Renderer;
quadRenderer.material = new Material(Shader.Find("AR/HolographicImageBlend"));
quadRenderer.sharedMaterial.SetTexture("_MainTex", targetTexture);
quadRenderer.sharedMaterial.SetMatrix("_WorldToCameraMatrix", worldToCameraMatrix);
quadRenderer.sharedMaterial.SetMatrix("_CameraProjectionMatrix", projectionMatrix);
quadRenderer.sharedMaterial.SetFloat("_VignetteScale", 1.0f);
//设置包含照片quad的位置和朝向。位置为拍摄时camera的位置，朝向用户
//每个object由自己的局部坐标轴，确定一个物体的坐标轴朝向即可定向和定位该物体
//lookRotation由坐标轴的朝向构建一个代表该朝向的四元数
//GetColumn()方法中的参数是列号，从0开始
//此段目的：将相框Quad放置在HoloLens上真实相机前边一点。
//LookRotation代表一个特定的旋转四元数，即旋转方向
Quaternion rotation = Quaternion.LookRotation(-cameraToWorldMatrix.GetColumn(2), cameraToWorldMatrix.GetColumn(1));
//cameraToWorldMatrix矩阵0，1，2列代表right/up/forward方向。最后一行和最后一列，除[3][3]值是1以外，其余均是0.
// 将Quad放置在camera前一点。若要放在相机的位置，直接乘Vector3.zero
Vector3 position = cameraToWorldMatrix.GetColumn(3) - cameraToWorldMatrix.GetColumn(2);
quad.transform.parent = this.transform;
quad.transform.position = position;
quad.transform.rotation = rotation;
Debug.Log("Quad's Position: " + quad.transform.position);
capturingSucceed = true;
Debug.Log("Capture Photo to Memory Succeed!");
}
photoCaptureObj.StopPhotoModeAsync(OnStoppedPhotoMode);
}
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
// Copy the raw image data into the target texture
//photoCaptureFrame.UploadImageDataToTexture(targetTexture);
try
{
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
photoCaptureFrame.TryGetProjectionMatrix(out ProjectionMatrix);
// Debug.Log(cameraToWorldMatrix);
// Debug.Log(ProjectionMatrix);
}
catch (Exception ex)
{
}
}
void UpdateCameraMatricesWithCapturedPhoto(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
// Get view and projection matrices from camera
Matrix4x4 inverseV;
Matrix4x4 P;
Matrix4x4 VP;
bool vSuccess = photoCaptureFrame.TryGetCameraToWorldMatrix(out inverseV);
bool pSuccess = photoCaptureFrame.TryGetProjectionMatrix(out P);
if (vSuccess && pSuccess)
{
currentInverseVP = P * inverseV;
}
}
}
/// <summary>
/// 照相完毕后调用
/// </summary>
/// <param name="result">结果</param>
/// <param name="photoCaptureFrame">帧</param>
private void OnProcessFrame(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
Debug.Log("OnProcessFrame");
if (result.success)
{
List <byte> imageBufferList = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
photoCaptureFrame.TryGetCameraToWorldMatrix(out martrix_camera_to_world);
photoCaptureFrame.TryGetProjectionMatrix(out martrix_projection);
//photoCaptureFrame.Dispose();
#if WINDOWS_UWP
SendData(imageBufferList.ToArray());
//ShowHoloGrams = !ShowHoloGrams;
#endif
photo_capture.TakePhotoAsync(OnProcessFrame);
}
}
void OnProcessFrame(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
UnityEngine.Debug.Log("++OnProcessFrame");
if (result.success)
{
if (!Const.LOAD_IMAGES)
{
List <byte> imageBufferList = new List <byte>();
// Copy the raw IMFMediaBuffer data into our empty byte list.
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
photoCaptureFrame.TryGetCameraToWorldMatrix(out _cameraToWorldMatrix);
photoCaptureFrame.TryGetProjectionMatrix(out _projectionMatrix);
//UnityEngine.Debug.Log(cameraToWorldMatrix);
photoCaptureFrame.Dispose();
_imageDataRaw = imageBufferList.ToArray();
_frameReadyFlag = true;
}
else
{
/*
* _indexImageFile = (int)(frameID % _imageFiles.LongCount());
* using (IRandomAccessStreamWithContentType stream = await _imageFiles[_indexImageFile].OpenReadAsync())
* {
* imageData = new byte[stream.Size];
* using (DataReader reader = new DataReader(stream))
* {
* await reader.LoadAsync((uint)stream.Size);
* reader.ReadBytes(imageData);
* }
* }
*/
}
}
if (Const.HOLO_CAPTURE)
{
_photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoModeHOLO);
}
else
{
_isCapturing = false;
}
}
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
// Create our Texture2D for use and set the correct resolution
Resolution cameraResolution = PhotoCapture.SupportedResolutions.OrderByDescending((res) => res.width * res.height).First();
Texture2D targetTexture = new Texture2D(cameraResolution.width, cameraResolution.height);
// Copy the raw image data into our target texture
photoCaptureFrame.UploadImageDataToTexture(targetTexture);
byte[] PNGfile = targetTexture.EncodeToPNG();
string filePath = System.IO.Path.Combine(Application.persistentDataPath, "CapturedImage" + viewNumber + ".png");
Debug.Log("!!!!!!!!!!!!!!!" + filePath);
File.WriteAllBytes(filePath, PNGfile);//todo: enumerate
Debug.Log("saved png");
Matrix4x4 worldTrans;
Matrix4x4 viewTrans;
if (photoCaptureFrame.TryGetCameraToWorldMatrix(out worldTrans) && photoCaptureFrame.TryGetProjectionMatrix(out viewTrans))
{
filePath = System.IO.Path.Combine(Application.persistentDataPath, "CapturedImage" + viewNumber + ".png.matr");
File.WriteAllText(filePath, worldTrans + "\n\n" + viewTrans);
sendModule.addView(worldTrans, viewTrans, filePath);
}
else
{
Debug.LogError("failed to save matrices");
}
AudioSource[] clickSound = GetComponents <AudioSource>();
clickSound[0].Play();
if (viewNumber > numberOfPics)
{
captureModule.save = true;
captureModule.recording = false;
takePhotos = false;
}
}
// Clean up
photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
}
// When screenshot is captured to memory
void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
// play photo capture sound
//Camera.main.GetComponent<AudioSource>().Play();
// freeing up memory
Texture.Destroy(_imageAsTextureTmp);
// save photograph to texture
_imageAsTextureTmp = new Texture2D(_cameraResolution.width, _cameraResolution.height);
photoCaptureFrame.UploadImageDataToTexture(_imageAsTextureTmp);
// position of camera/user at time of capturing screenshot
photoCaptureFrame.TryGetCameraToWorldMatrix(out _cameraToWorldMatrixTmp);
photoCaptureFrame.TryGetProjectionMatrix(out _projectionMatrixTmp);
// measuring captured frames per second
if (_lastTime == 0)
{
_lastTime = Time.time;
}
if (Time.time - _lastTime < 1.0f)
{
_photoCount++;
}
else
{
// Debug.LogError("Photos per s: " + _photoCount);
_lastTime = Time.time;
_photoCount = 0;
}
// send event if there are subscribers
var handler = ScreenshotTaken;
if (handler != null)
{
handler.Invoke(this, new EventArgs());
}
}
this._screenshotsTakeable = true;
}
/// <summary>
/// Processes the received frame, converts the image to grayscale if requested, and invokes the next photo request.
/// </summary>
private void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (_stopped?.Task != null)
{
return;
}
if (result.resultType == PhotoCapture.CaptureResultType.UnknownError)
{
return;
}
if (photoCaptureFrame == null)
{
return;
}
Size size = new Size(FrameWidth, (double)FrameHeight * 3 / 2); // Luminance (grayscale) of the NV12 format requires image height, chrominance is stored in half resolution. <see href="https://docs.microsoft.com/en-us/windows/win32/medfound/recommended-8-bit-yuv-formats-for-video-rendering#nv12"/>.
_image = new Mat(size, CvType.CV_8UC1);
List <byte> imageBuffer = new List <byte>();
photoCaptureFrame?.CopyRawImageDataIntoBuffer(imageBuffer);
MatUtils.copyToMat(imageBuffer.ToArray(), _image);
if (_format == ColorFormat.Grayscale)
{
Imgproc.cvtColor(_image, _image, Imgproc.COLOR_YUV2GRAY_NV12);
}
Matrix4x4 cameraToWorldMatrix = Matrix4x4.identity;
photoCaptureFrame?.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
CameraExtrinsic extrinsic = new CameraExtrinsic(cameraToWorldMatrix);
Matrix4x4 projectionMatrix = Matrix4x4.identity;
photoCaptureFrame?.TryGetProjectionMatrix(out projectionMatrix);
CameraIntrinsic intrinsic = new CameraIntrinsic(projectionMatrix);
CameraFrame cameraFrame = new CameraFrame(_image, intrinsic, extrinsic, FrameWidth, FrameHeight, FrameCount++, _format);
FrameArrivedEventArgs args = new FrameArrivedEventArgs(cameraFrame);
FrameArrived?.Invoke(this, args);
_photoCaptureObject?.TakePhotoAsync(OnCapturedPhotoToMemory);
}
void OnPhotoCapturedCopyToBytes(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
Matrix4x4 cameraToWorldMatrix;
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
List <byte> capturedImg = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(capturedImg);
photoCaptureFrame.Dispose();
_takePhotoActionCopyToBytes?.Invoke(cameraToWorldMatrix, projectionMatrix, capturedImg, _cameraParameters.cameraResolutionHeight, _cameraParameters.cameraResolutionWidth);
CanTakePhoto = false;
_takePhotoActionCopyToBytes = null;
}
void OnPhotoCapturedCopyToTexture(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
Matrix4x4 cameraToWorldMatrix;
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
var texture = new Texture2D(_cameraParameters.cameraResolutionWidth, _cameraParameters.cameraResolutionHeight, TextureFormat.RGBA32, false);
photoCaptureFrame.UploadImageDataToTexture(texture);
texture.wrapMode = TextureWrapMode.Clamp;
photoCaptureFrame.Dispose();
_takePhotoActionCopyToTexture2D?.Invoke(cameraToWorldMatrix, projectionMatrix, texture);
CanTakePhoto = false;
_takePhotoActionCopyToTexture2D = null;
}
void OnCapturePhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
Matrix4x4 cameraToWorldMatrix;
List <byte> buffer = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(buffer);
//Check if we can receive the position where the photo was taken
if (!photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix))
{
cameraToWorldMatrix = Matrix4x4.identity;
}
if (photoReady != null)
{
photoReady(id, buffer.ToArray(), cameraToWorldMatrix, cameraResolution);
}
// stop the photo mode
photoCapture.StopPhotoModeAsync(OnPhotoModeStopped);
}
void OnCapturedPhotoToMemoryAsync(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
//将photoCaptureFrame转为List<byte>,再转为byte[].
imageBufferList = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(imageBufferList);
//将拍摄内容保存到imageBufferArray中
imageBufferArray = imageBufferList.ToArray();
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
worldToCameraMatrix = cameraToWorldMatrix.inverse;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
UnityEngine.Debug.LogFormat(@"The value of cameraToWorld Matrix: {0}{1}{2}{3} ", cameraToWorldMatrix.GetRow(0), cameraToWorldMatrix.GetRow(1), cameraToWorldMatrix.GetRow(2), cameraToWorldMatrix.GetRow(3));
UnityEngine.Debug.Log("Captured Photo To Memory Succeed! ");
}
photoCaptureObj.StopPhotoModeAsync(OnStoppedPhotoMode);
}
private void onCapturedPhotoToMemoryCallback(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (!result.success)
{
Debug.LogError("Failed to take photo");
onPhotoCaptured.OnNext(null);
photoCapture.StopPhotoModeAsync(onPhotoModeStoppedCallback);
return;
}
var buffer = new List <byte>();
photoCaptureFrame.CopyRawImageDataIntoBuffer(buffer);
// カメラの向きをワールド座標に変換するためのパラメータ保持
Matrix4x4 cameraToWorldMatrix;
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
//var cameraRotation = Quaternion.LookRotation(-cameraToWorldMatrix.GetColumn(2), cameraToWorldMatrix.GetColumn(1));
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(Camera.main.nearClipPlane, Camera.main.farClipPlane, out projectionMatrix);
var pixelToCameraMatrix = projectionMatrix.inverse;
Plan = new ShootingPlan
{
Resolution = Resolution,
ShootingLocation = Camera.main.transform.position,
CameraToWorld = cameraToWorldMatrix,
PixelToCamera = pixelToCameraMatrix,
};
photoCapture.StopPhotoModeAsync(onPhotoModeStoppedCallback);
var value = buffer.ToArray();
onPhotoCaptured.OnNext(value);
}
private void OnCapturedPhotoToMemoryCallback(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
if (result.success)
{
photoCaptureFrame.UploadImageDataToTexture(targetTexture);
_imageBytes = ImageConversion.EncodeToJPG(targetTexture);
var filename = string.Format(@"CapturedImage{0}.jpg", captureCount);
var filePath = Path.Combine(Application.persistentDataPath, filename);
SaveImage(filePath, _imageBytes);
if (photoCaptureFrame.hasLocationData)
{
Debug.Log("Save matrices");
photoCaptureFrame.TryGetProjectionMatrix(out projectionMat);
photoCaptureFrame.TryGetCameraToWorldMatrix(out worldMat);
}
}
photoCaptureFrame.Dispose();
photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
}
/// <summary>
/// カメラ行列、プロジェクション行列の保存とテクスチャの保存(あとでサーバーに投げて変換された画像の保存に変える)
/// </summary>
/// <param name="result"></param>
/// <param name="photoCaptureFrame"></param>
void OnPhotoCaptured(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
{
Matrix4x4 cameraToWorldMatrix;
photoCaptureFrame.TryGetCameraToWorldMatrix(out cameraToWorldMatrix);
Matrix4x4 worldToCameraMatrix = cameraToWorldMatrix.inverse;
Matrix4x4 projectionMatrix;
photoCaptureFrame.TryGetProjectionMatrix(out projectionMatrix);
this.projectionMatrixList.Add(projectionMatrix);
this.world2CameraMatrixList.Add(worldToCameraMatrix);
var texture = new Texture2D(this.cameraParameters.cameraResolutionWidth, this.cameraParameters.cameraResolutionHeight, TextureFormat.ARGB32, false);
photoCaptureFrame.UploadImageDataToTexture(texture);
////ここから
//var bytesTmp = texture.EncodeToPNG();
//File.WriteAllBytes(Application.persistentDataPath + "/RoomFull" + (currentPhotoCount + 1) + ".png", bytesTmp);
////ここまでリサイズ前の画像を見たいがためのデバッグ用コード
texture.wrapMode = TextureWrapMode.Clamp;
texture = CropTexture(texture, TEXTURE_WIDTH, TEXTURE_HEIGHT);
photoCaptureFrame.Dispose();
//var bytes = texture.EncodeToPNG();
//text.text += "save photo \n" + Application.persistentDataPath + "/Room" + (currentPhotoCount + 1) + ".png";
////write to LocalState folder
//File.WriteAllBytes(Application.persistentDataPath + "/Room" + (currentPhotoCount + 1) + ".png", bytes);
texture.Compress(true);//ここでの圧縮はDXTフォーマットに圧縮するということ。
Graphics.CopyTexture(texture, 0, 0, texture2DArray, currentPhotoCount, 0);
currentPhotoCount++;
UpdateTextureArray();
Resources.UnloadUnusedAssets();
}