public Texture2D GenerateTexture(int camIndex)
{
GameObject viewingCam = viewingCamManager.ViewingCameras[camIndex];
WebcamDeviceNames deviceName = viewingCam.GetComponent <WebCamIdentifier>().DeviceName;
WebCamSpecs specs = WebCamSpecsManager.GetSpecs(deviceName);
WebCamTexture webFeed = viewingCam.GetComponent <WebCamIdentifier>().WebCamFeed;
int width = specs.HorizontalResolution;
int height = specs.VerticalResolution;
// https://forum.unity.com/threads/webcamtexture-texture2d.154057/
// Tie the texture to the webcam feed texture associated with a viewing camera
Texture2D tex = new Texture2D(width, height, TextureFormat.RGBA32, false);
////var ptr = webFeed.GetNativeTexturePtr();
////Debug.Log(ptr);
////Texture2D exTex = Texture2D.CreateExternalTexture(width, height, TextureFormat.RGBA32, false, false, ptr);
////Debug.Log("Created external texture");
//tex.UpdateExternalTexture(webFeed.GetNativeTexturePtr());
//tex.Apply();
Graphics.CopyTexture(webFeed, tex);
tex.name = webFeed.name;
return(tex);
}
/// <summary>
/// Retrieves an instance of a WebCamManager and the camera index
/// to be used to fetch information about a camera.
/// </summary>
/// <param name="managerInstance"></param>
/// <param name="camIndex"></param>
public void SetInfo(WebCamManager managerInstance, int camIndex)
{
if (camIndex < managerInstance.NumWebCams)
{
webCamManager = managerInstance;
this.camIndex = camIndex;
DeviceNameString = managerInstance.WebCams[camIndex].name;
WebCam = managerInstance.WebCams[camIndex];
WebCamFeed = managerInstance.VideoFeeds[camIndex];
DeviceName = WebCamSpecsManager.WebCamDeviceToSpecsName(WebCam);
}
}
public List <int> GetIndicesFor(WebcamDeviceNames deviceName)
{
List <int> indexList = new List <int>();
for (int i = 0; i < NumWebCams; i++)
{
if (VideoFeeds.Length > i)
{
var specsName = WebCamSpecsManager.WebCamDeviceToSpecsName(WebCams[i]);
if (specsName == deviceName)
{
indexList.Add(i);
}
}
}
return(indexList);
}
public WebCamSpecs(
float horizontalFOV,
float verticalFOV,
float nearClippingPlane,
float farClippingPlane,
WebcamDeviceNames webcamDeviceName,
string deviceName,
int horizontalResolution,
int verticalResolution
)
{
HorizontalFOV = horizontalFOV;
VerticalFOV = verticalFOV;
NearClippingPlane = nearClippingPlane;
FarClippingPlane = farClippingPlane;
WebcamDeviceName = webcamDeviceName;
DeviceName = deviceName;
HorizontalResolution = horizontalResolution;
VerticalResolution = verticalResolution;
}
public WebCamTexture GetTextureFor(WebcamDeviceNames deviceName)
{
for (int i = 0; i < NumWebCams; i++)
{
if (VideoFeeds.Length > i)
{
var specsName = WebCamSpecsManager.WebCamDeviceToSpecsName(WebCams[i]);
if (specsName == deviceName)
{
return(VideoFeeds[i]);
}
}
else
{
Debug.LogError("Inconsistent number of webcams and feeds.");
break;
}
}
return(null);
}
public GameObject GenerateViewingCamera(int camIndex)
{
GameObject viewingCam = new GameObject();
Camera cam = viewingCam.AddComponent <Camera>();
viewingCam.AddComponent <GUILayer>();
viewingCam.AddComponent <FlareLayer>();
// Avoid adding an AudioListener, this messes with Unity
//viewingCam.AddComponent<AudioListener>();
viewingCam.name = "ViewingCamera_";
viewingCam.tag = TagManager.GetViewingCameraTag();
// Associate a webcam
if (webCamManager.WebCams.Length > camIndex)
{
WebCamDevice webCamDevice = webCamManager.WebCams[camIndex];
WebCamTexture webCamTexture = null;
if (webCamManager.VideoFeeds.Length > camIndex)
{
webCamTexture = webCamManager.VideoFeeds[camIndex];
}
WebcamDeviceNames webCamDeviceName = WebCamSpecsManager.WebCamDeviceToSpecsName(webCamDevice);
WebCamSpecs specs = WebCamSpecsManager.GetSpecs(webCamDeviceName);
// Assign attributes from webcam
WebCamSpecsManager.AssignSpecsToCamera(cam, specs);
WebCamIdentifier webcamID = viewingCam.AddComponent <WebCamIdentifier>();
webcamID.SetInfo(webCamManager, camIndex);
viewingCam.name = "ViewingCamera_" + "(" + camIndex.ToString() + ")";
}
cam.depth = -2;
return(viewingCam);
}
public static WebCamSpecs GetSpecs(WebcamDeviceNames deviceName)
{
WebCamSpecs camSpecs = new WebCamSpecs();
float HorizontalFOV;
float VerticalFOV;
float NearClippingPlane;
float FarClippingPlane;
WebcamDeviceNames WebcamDeviceName;
string DeviceName;
int HorizontalResolution;
int VerticalResolution;
switch (deviceName)
{
// Dimensions
// W: 10"W paper 10" away from camera
// H: 8.5"H paper 11.125" away from camera
case WebcamDeviceNames.LOGITECH_C920:
// http://therandomlab.blogspot.com/2013/03/logitech-c920-and-c910-fields-of-view.html
//HorizontalFOV = 70.42f;
//VerticalFOV = 43.30f;
//HorizontalFOV = 26.565f;
//VerticalFOV = 20.908f;
// 11.5"W paper 10.75" away from camera
// 8.5"H paper 10.75" away from camera
HorizontalFOV = 2 * 27.095552f;
VerticalFOV = 2 * 21.5713071913f;
NearClippingPlane = DefaultNearClippingPlane;
FarClippingPlane = DefaultFarClippingPlane;
WebcamDeviceName = WebcamDeviceNames.LOGITECH_C920;
DeviceName = WebcamDeviceName.ToString();
HorizontalResolution = 640;
VerticalResolution = 480;
camSpecs = new WebCamSpecs(
HorizontalFOV,
VerticalFOV,
NearClippingPlane,
FarClippingPlane,
WebcamDeviceName,
DeviceName,
HorizontalResolution,
VerticalResolution);
break;
// Dimensions
// W: 10"W paper 12" away from camera
// H: 8.5"H paper 15" away from camera
case WebcamDeviceNames.ADESSO_CYBERTRACK_V10:
//HorizontalFOV = 25.0f;
//VerticalFOV = 25.0f;
//HorizontalFOV = 22.620f;
//VerticalFOV = 15.819f;
HorizontalFOV = 2 * 22.620f; // Not verified
VerticalFOV = 2 * 15.819f; // Not verified
NearClippingPlane = DefaultNearClippingPlane;
FarClippingPlane = DefaultFarClippingPlane;
WebcamDeviceName = WebcamDeviceNames.ADESSO_CYBERTRACK_V10;
DeviceName = WebcamDeviceName.ToString();
HorizontalResolution = 320;
VerticalResolution = 240;
camSpecs = new WebCamSpecs(
HorizontalFOV,
VerticalFOV,
NearClippingPlane,
FarClippingPlane,
WebcamDeviceName,
DeviceName,
HorizontalResolution,
VerticalResolution);
break;
// Dimensions
// W: 10"W paper 11" away from camera
// H: 8.5"H paper 11.75" away from camera
case WebcamDeviceNames.LAPTOP_WEBCAM:
//HorizontalFOV = 75.0f;
//VerticalFOV = 56.25f;
//HorizontalFOV = 24.4f;
//VerticalFOV = 19.9f;
// W: 11"W paper 10" away from camera
// H: 8.5"H paper 10" away from camera
HorizontalFOV = 2 * 28.810793743f; // Not verified
VerticalFOV = 2 * 23.0254920085f; // Not verified
NearClippingPlane = DefaultNearClippingPlane;
FarClippingPlane = DefaultFarClippingPlane;
WebcamDeviceName = WebcamDeviceNames.LAPTOP_WEBCAM;
DeviceName = WebcamDeviceName.ToString();
HorizontalResolution = 640;
VerticalResolution = 480;
camSpecs = new WebCamSpecs(
HorizontalFOV,
VerticalFOV,
NearClippingPlane,
FarClippingPlane,
WebcamDeviceName,
DeviceName,
HorizontalResolution,
VerticalResolution);
break;
case WebcamDeviceNames.NULL:
HorizontalFOV = 0.0f;
VerticalFOV = 0.0f;
NearClippingPlane = 0.0f;
FarClippingPlane = 0.0f;
WebcamDeviceName = WebcamDeviceNames.NULL;
DeviceName = WebcamDeviceName.ToString();
HorizontalResolution = 0;
VerticalResolution = 0;
camSpecs = new WebCamSpecs(
HorizontalFOV,
VerticalFOV,
NearClippingPlane,
FarClippingPlane,
WebcamDeviceName,
DeviceName,
HorizontalResolution,
VerticalResolution);
break;
default:
camSpecs = new WebCamSpecs();
Debug.LogError("Webcam Device name not recognized. To add webcam device, please modify WebCamSpecs class.");
break;
}
return(camSpecs);
}
