71 lines
2.7 KiB
C#
71 lines
2.7 KiB
C#
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using UnityEngine;
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using UnityEngine.SceneManagement;
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using System.Collections;
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using OpenCVForUnity.CoreModule;
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using OpenCVForUnity.ImgprocModule;
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using OpenCVForUnity.UnityUtils;
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namespace OpenCVForUnityExample
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{
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/// <summary>
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/// MatchTemplate Example
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/// An example of template matching using the Imgproc.matchTemplate function.
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/// http://docs.opencv.org/3.2.0/de/da9/tutorial_template_matching.html
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/// </summary>
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public class MatchTemplateExample : MonoBehaviour
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{
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// Use this for initialization
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void Start ()
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{
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Texture2D imgTexture = Resources.Load ("lena") as Texture2D;
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Texture2D tempTexture = Resources.Load ("template") as Texture2D;
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Mat imgMat = new Mat (imgTexture.height, imgTexture.width, CvType.CV_8UC4);
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Mat tempMat = new Mat (tempTexture.height, tempTexture.width, CvType.CV_8UC4);
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Utils.texture2DToMat (imgTexture, imgMat);
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Utils.texture2DToMat (tempTexture, tempMat);
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//Create the result mat
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int result_cols = imgMat.cols () - tempMat.cols () + 1;
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int result_rows = imgMat.rows () - tempMat.rows () + 1;
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Mat result = new Mat (result_rows, result_cols, CvType.CV_32FC1);
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int match_method = Imgproc.TM_CCOEFF_NORMED;
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Imgproc.matchTemplate (imgMat, tempMat, result, match_method);
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Imgproc.threshold (result, result, 0.8, 1.0, Imgproc.THRESH_TOZERO);//threshold = 0.8
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for (int i = 0; i < result.rows (); i++) {
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for (int j = 0; j < result.cols (); j++) {
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if (result.get (i, j) [0] > 0) {
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Imgproc.rectangle (imgMat, new Point (j, i), new Point (j + tempMat.cols (), i + tempMat.rows ()), new Scalar (255, 0, 0, 255), 2);
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Debug.Log ("value" + result.get (i, j) [0]);
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}
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}
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}
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Texture2D texture = new Texture2D (imgMat.cols (), imgMat.rows (), TextureFormat.RGBA32, false);
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Utils.matToTexture2D (imgMat, texture);
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gameObject.GetComponent<Renderer> ().material.mainTexture = texture;
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}
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// Update is called once per frame
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void Update ()
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{
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}
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/// <summary>
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/// Raises the back button click event.
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/// </summary>
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public void OnBackButtonClick ()
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{
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SceneManager.LoadScene ("OpenCVForUnityExample");
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}
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}
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}
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