Health/Assets/OpenCVForUnity/Examples/MainModules/imgcodecs/ImwriteScreenCaptureExample/ImwriteScreenCaptureExample.cs

133 lines
4.3 KiB
C#

using System.Collections;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.SceneManagement;
using OpenCVForUnity.CoreModule;
using OpenCVForUnity.ImgprocModule;
using OpenCVForUnity.ImgcodecsModule;
using OpenCVForUnity.UnityUtils;
namespace OpenCVForUnityExample
{
[RequireComponent(typeof(Camera))]
public class ImwriteScreenCaptureExample : MonoBehaviour
{
/// <summary>
/// The cube.
/// </summary>
public GameObject cube;
/// <summary>
/// The save path input field.
/// </summary>
public InputField savePathInputField;
/// <summary>
/// The capture flag.
/// </summary>
bool captureFlag = false;
/// <summary>
/// The save path.
/// </summary>
string savePath;
// Use this for initialization
void Start()
{
savePath = Application.persistentDataPath + "/ImwriteScreenCaptureExample_output.jpg";
//if true, The error log of the Native side OpenCV will be displayed on the Unity Editor Console.
Utils.setDebugMode(true);
Texture2D imgTexture = Resources.Load("face") as Texture2D;
Mat imgMat = new Mat(imgTexture.height, imgTexture.width, CvType.CV_8UC4);
Utils.texture2DToMat(imgTexture, imgMat);
Debug.Log("imgMat.ToString() " + imgMat.ToString());
Texture2D texture = new Texture2D(imgMat.cols(), imgMat.rows(), TextureFormat.RGBA32, false);
Utils.matToTexture2D(imgMat, texture);
cube.GetComponent<Renderer>().material.mainTexture = texture;
Utils.setDebugMode(false);
}
/// <summary>
/// Raises the render image event.
/// </summary>
/// <param name="source">Source.</param>
/// <param name="destination">Destination.</param>
void OnRenderImage(RenderTexture source, RenderTexture destination)
{
if (captureFlag)
{
//Debug.Log ("source.width " + source.width + "source.height " + source.height);
Mat cameraMat = new Mat(source.height, source.width, CvType.CV_8UC4);
Texture2D texture = new Texture2D(cameraMat.width(), cameraMat.height(), TextureFormat.ARGB32, false);
Utils.textureToTexture2D(source, texture);
Utils.texture2DToMat(texture, cameraMat);
Imgproc.cvtColor(cameraMat, cameraMat, Imgproc.COLOR_RGBA2BGRA);
Imgproc.rectangle(cameraMat, new Point(0, 0), new Point(cameraMat.width(), cameraMat.height()), new Scalar(0, 0, 255, 255), 3);
Imgproc.putText(cameraMat, "SavePath:", new Point(5, cameraMat.rows() - 30), Imgproc.FONT_HERSHEY_SIMPLEX, 0.8, new Scalar(0, 0, 255), 2, Imgproc.LINE_AA, false);
Imgproc.putText(cameraMat, savePath, new Point(5, cameraMat.rows() - 8), Imgproc.FONT_HERSHEY_SIMPLEX, 0.5, new Scalar(255, 255, 255), 0, Imgproc.LINE_AA, false);
Imgcodecs.imwrite(savePath, cameraMat);
savePathInputField.text = savePath;
Debug.Log("savePath: " + savePath);
captureFlag = false;
}
Graphics.Blit(source, destination);
}
/// <summary>
/// Raises the back button click event.
/// </summary>
public void OnBackButtonClick()
{
SceneManager.LoadScene("OpenCVForUnityExample");
}
/// <summary>
/// Raises the capture screen button click event.
/// </summary>
public void OnCaptureScreenButtonClick()
{
captureFlag = true;
}
/// <summary>
/// Raises the load screen button click event.
/// </summary>
public void OnLoadScreenButtonClick()
{
Mat loadMat = Imgcodecs.imread(savePath);
Debug.Log("loadMat.ToString() " + loadMat.ToString());
if (loadMat.width() != 0 && loadMat.height() != 0)
{
Texture2D texture = new Texture2D(loadMat.width(), loadMat.height(), TextureFormat.RGBA32, false);
Imgproc.cvtColor(loadMat, loadMat, Imgproc.COLOR_BGR2RGB);
Utils.matToTexture2D(loadMat, texture);
cube.GetComponent<Renderer>().material.mainTexture = texture;
}
}
}
}