Android Studio 配置 OpenCV4+

概述https://stackoverflow.com/questions/63382489/cant-import-opencv-module-in-android-studio 1.新建Project，选择NativeC++。2.下载并解压OpenCVAndroidSDK，如OpenCV4.5.0AndroidSDK。3.File/New/ImportModule,选择sdk文件夹（不是sdk/java文件夹！）4. File->Projec

https://stackoverflow.com/questions/63382489/cant-import-opencv-module-in-android-studio

 

1. 新建Project，选择Native C++。

2. 下载并解压OpenCV AndroID SDK，如OpenCV4.5.0 AndroID SDK。

3. file/New/import Module, 选择sdk文件夹（不是sdk/java文件夹！）

4. file -> Project Structure -> add OpenCV as 'Module Dependency' of 'app'

5. Clean Project

6. 注意代码中需要OpenCVLoader。此时可在Java中使用OpenCV。

 1 package com.example.testopencv; 2  3 import androIDx.appcompat.app.AppCompatActivity; 4  5 import androID.os.Bundle; 6 import androID.util.Log; 7 import androID.Widget.TextVIEw; 8  9 import org.opencv.androID.OpenCVLoader;10 import org.opencv.core.Mat;11 import org.opencv.core.CvType;12 13 public class MainActivity extends AppCompatActivity {14     private static final String TAG = "main_activity";15     // Used to load the 'native-lib' library on application startup.16     static {17         if (!OpenCVLoader.initDeBUG()) {18             // Handle initialization error19             Log.d(TAG, "OPENCV DİD NOT LOAD");20         }21         System.loadlibrary("native-lib");22     }23 24     @OverrIDe25     protected voID onCreate(Bundle savedInstanceState) {26         super.onCreate(savedInstanceState);27         setContentVIEw(R.layout.activity_main);28         Mat mat = Mat.eye(3, 3, CvType.CV_8UC1);29         // Example of a call to a native method30         TextVIEw tv = findVIEwByID(R.ID.sample_text);31         tv.setText(stringFromJNI());32     }33 34     /**35      * A native method that is implemented by the 'native-lib' native library,36      * which is packaged with this application.37      */38     public native String stringFromJNI();39 }

 

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