advancedskrald/ChessAR/Assets/OpenCVForUnity/Examples/MainModules/imgcodecs/ImwriteScreenCaptureExample/ImwriteScreenCaptureExample.cs

131 lines
4.5 KiB
C#
Executable File

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 ("lena") 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;
}
}
}
}