AndroidでMatに代入すると実行エラーが起こる

Mat型呼び出すときにエラーが起きてしまいます。

Improt ModuleでOpenCVのJavaフォルダ選択して読み込みはしています。
OpenCVのbuild.gradleも変更しました。

なにが原因なのでしょうか('_')

エラーコード

java
101-25 21:02:33.422 31905-31905/com.example.tame2_pc.opencv E/AndroidRuntime: FATAL EXCEPTION: main
2                                                                             java.lang.UnsatisfiedLinkError: n_Mat
3                                                                                 at org.opencv.core.Mat.n_Mat(Native Method)
4                                                                                 at org.opencv.core.Mat.<init>(Mat.java:63)
5                                                                                 at com.example.tame2_pc.opencv.MainActivity.onCreate(MainActivity.java:57)
6                                                                                 at android.app.Activity.performCreate(Activity.java:4465)
7                                                                                 at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1049)
8                                                                                 at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1920)
9                                                                                 at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1981)
10                                                                                 at android.app.ActivityThread.access$600(ActivityThread.java:123)
11                                                                                 at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1147)
12                                                                                 at android.os.Handler.dispatchMessage(Handler.java:99)
13                                                                                 at android.os.Looper.loop(Looper.java:137)
14                                                                                 at android.app.ActivityThread.main(ActivityThread.java:4424)
15                                                                                 at java.lang.reflect.Method.invokeNative(Native Method)
16                                                                                 at java.lang.reflect.Method.invoke(Method.java:511)
17                                                                                 at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
18                                                                                 at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
19                                                                                 at dalvik.system.NativeStart.main(Native Method)
20

MainActivity.java

java
1package com.example.tame2_pc.opencv;
2
3import android.graphics.Bitmap;
4import android.os.Bundle;
5import android.support.v7.app.AppCompatActivity;
6import android.util.Log;
7import android.view.Window;
8import android.view.WindowManager;
9import android.widget.ImageView;
10
11import org.opencv.android.BaseLoaderCallback;
12import org.opencv.android.LoaderCallbackInterface;
13import org.opencv.android.Utils;
14import org.opencv.core.CvType;
15import org.opencv.core.Mat;
16import org.opencv.core.Scalar;
17
18public class MainActivity extends AppCompatActivity {
19
20    private BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
21        @Override
22        public void onManagerConnected(int status) {
23            switch (status) {
24                case LoaderCallbackInterface.SUCCESS:
25                {
26                    Log.i("TAG", "OpenCV loaded successfully");
27                }
28                break;
29                default:
30                {
31                    super.onManagerConnected(status);
32                }
33                break;
34            }
35        }
36    };
37
38    @Override
39    public void onResume() {
40        super.onResume();
41        mLoaderCallback.onManagerConnected(LoaderCallbackInterface.SUCCESS);
42    }
43
44        private Bitmap bitmap;
45
46        ImageView imgv;
47        /** Called when the activity is first created. */
48        @Override
49        public void onCreate(Bundle savedInstanceState) {
50            getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
51            requestWindowFeature(Window.FEATURE_NO_TITLE);
52            super.onCreate(savedInstanceState);
53            setContentView(R.layout.activity_main);
54
55
56
57            Mat mat = new Mat(20,20, CvType.CV_8UC3,new Scalar(0, 0, 255));
58            bitmap= Bitmap.createBitmap(mat.width(), mat.height(), Bitmap.Config.ARGB_8888);
59            Utils.matToBitmap(mat, bitmap);
60
61            imgv = (ImageView)findViewById(R.id.ImageView);
62            imgv.setImageBitmap(bitmap);
63        }
64
65}
66
67        }
68    }
69

activity_main.xml

java
1<?xml version="1.0" encoding="utf-8"?>
2<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
3    xmlns:tools="http://schemas.android.com/tools"
4    android:id="@+id/activity_main"
5    android:layout_width="match_parent"
6    android:layout_height="match_parent"
7    android:paddingBottom="@dimen/activity_vertical_margin"
8    android:paddingLeft="@dimen/activity_horizontal_margin"
9    android:paddingRight="@dimen/activity_horizontal_margin"
10    android:paddingTop="@dimen/activity_vertical_margin"
11    tools:context="com.example.tame2_pc.opencv.MainActivity">
12
13    <TextView
14        android:layout_width="wrap_content"
15        android:layout_height="wrap_content"
16        android:text="Hello World!" />
17
18    <ImageView
19        android:layout_width="wrap_content"
20        android:layout_height="wrap_content"
21        android:id="@+id/ImageView"/>
22
23</RelativeLayout>
24