private void enableExternalCamera()
{
MLog("enableExternalCamera :: External Camera Enabled");
MLCamera.Start();
MLCamera.Connect();
MLCamera.StartPreview();
externalCameraActive = true;
}
/// <summary>
/// Start capturing video.
/// </summary>
public void StartCapture()
{
_text.text = "StartPreview called";
if (!_isCapturing && MLCamera.IsStarted && _isCameraConnected)
{
// MLCamera.Settings.Apply();
MLResult result = MLCamera.StartPreview(_texture);
if (result.Code == MLResultCode.Ok)
{
_text.text = "StartPreview is OK";
// _material.mainTexture = _texture;
for (int i = 0; i < _rawImage.Count; i++)
{
_rawImage[i].texture = _texture;
}
_isCapturing = true;
_captureStartTime = Time.time;
OnVideoCaptureStarted.Invoke();
}
else
{
_text.text = "StartPreview is NOT OK";
if (result.Code == MLResultCode.InvalidParam)
{
_text.text = "Failed due to an invalid input parameter";
}
if (result.Code == MLResultCode.Pending)
{
_text.text = "PCF system isn't fully initialized";
}
if (result.Code == MLResultCode.UnspecifiedFailure)
{
_text.text = "Other internal error";
}
if (result.Code == MLResultCode.SnapshotPoseNotFound)
{
_text.text = "Coordinate Frame is valid, but not found";
}
if (result.Code == MLResultCode.PrivilegeDenied)
{
_text.text = "Privilege denied";
Instantiate(Resources.Load("PrivilegeDeniedError"));
}
Debug.LogErrorFormat("Error: VideoCaptureExample failed to start video capture for {0}. Reason: {1}", MLCamera.GetErrorCode().ToString());
}
}
else
{
_text.text = "StartPreview failed";
Debug.LogErrorFormat("Error: VideoCaptureExample failed to start video capture for {0} because '{1}' is already recording!");
}
}
/// <summary>
/// Once privileges have been granted, enable the camera and callbacks.
/// </summary>
private void StartCapture()
{
if (!_hasStarted)
{
lock (_cameraLockObject) {
EnableMLCamera();
}
_hasStarted = true;
MLCamera.StartPreview();
texture = new Texture2D(MLCamera.PreviewTextureWidth, MLCamera.PreviewTextureHeight, TextureFormat.RGBA32, false);
Debug.Log("WebCamTextureToMatHelper:: " + " width:" + MLCamera.PreviewTextureWidth + " height:" + MLCamera.PreviewTextureHeight);
if (colors == null || colors.Length != MLCamera.PreviewTextureWidth * MLCamera.PreviewTextureHeight)
{
colors = new Color32[MLCamera.PreviewTextureWidth * MLCamera.PreviewTextureHeight];
}
frameMat = new Mat(MLCamera.PreviewTextureHeight, MLCamera.PreviewTextureWidth, CvType.CV_8UC4);
screenOrientation = Screen.orientation;
screenWidth = Screen.width;
screenHeight = Screen.height;
bool isRotatedFrame = false;
if (rotate90Degree)
{
isRotatedFrame = true;
}
if (isRotatedFrame)
{
rotatedFrameMat = new Mat(MLCamera.PreviewTextureWidth, MLCamera.PreviewTextureHeight, CvType.CV_8UC4);
}
isInitWaiting = false;
hasInitDone = true;
initCoroutine = null;
if (onInitialized != null)
{
onInitialized.Invoke();
}
}
}
/// <summary>
/// Starts the camera.
/// </summary>
public virtual void Play()
{
#if !UNITY_EDITOR
if (hasInitDone)
{
MLCamera.StartPreview();
}
#else
if (hasInitDone)
{
webCamTexture.Play();
}
#endif
}
void OnApplicationPause(bool pauseStatus)
{
if (!pauseStatus)
{
if (!MLLocation.IsStarted)
{
MLLocation.Start();
}
MLCamera.Start();
MLCamera.Connect();
MLCamera.StartPreview();
}
else
{
OnDisable();
}
}
byte[] _colorsPost; // Intermediate texture but half the width
public void Enable()
{
MLCamera.Start().ThrowIfFail();
MLCamera.Connect().ThrowIfFail();
_previewTexture = MLCamera.StartPreview();
_width = MLCamera.PreviewTextureWidth;
_height = MLCamera.PreviewTextureHeight;
_computeBuffer = new ComputeBuffer(_width * _height * 3, sizeof(float));
_computeShader = Resources.Load <ComputeShader>("AsyncRead");
_kernel = _computeShader.FindKernel("CSMain");
_computeShader.SetInt("_Width", _width);
_computeShader.SetInt("_Height", _height);
_computeShader.SetTexture(_kernel, "_SrcTex", _previewTexture);
_computeShader.SetBuffer(_kernel, "_DstBuffer", _computeBuffer);
_colors = new float[_width * _height * 3]; // 3 = RGB
_colorsPost = new byte[_width * _height * 3 / 2]; // 2 = half width
}
void OnEnable()
{
Logger.D(TAG, "Called OnEnable()...");
// Start MagicLeap's Location service:
if (!MLLocation.IsStarted)
{
MLLocation.Start();
}
// Needs a render Texture.
Logger.D(TAG, "Calling Start to camera...");
MLCamera.Start();
Logger.D(TAG, "Calling Connect()...");
MLCamera.Connect();
Logger.D(TAG, "Calling StartPreview()...");
MLCamera.StartPreview();
Logger.D(TAG, "Setting texture sizes app side...");
// Preview has fixed capture height and width. May need a prepare capture to do parameters not in preview.
W = MLCamera.PreviewTextureWidth;
H = MLCamera.PreviewTextureHeight;
// Image width and height to send to face detection server
ImageWidth = 1440;
ImageHeight = 1080;
// Allocate space for render buffers:
tmp = RenderTexture.GetTemporary(
W,
H,
0,
RenderTextureFormat.ARGB32,
RenderTextureReadWrite.Linear);
nt = new Texture2D(ImageWidth, ImageHeight, TextureFormat.ARGB32, false);
}
public void Enable()
{
MLCamera.Start().ThrowIfFail();
MLCamera.Connect().ThrowIfFail();
_previewTexture = MLCamera.StartPreview();
}
