add diseases UI and logic class

app/src/main/java/com/example/eketha/Pests.java

+package com.example.eketha;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+
+import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.Manifest;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.graphics.Bitmap;
+import android.media.ThumbnailUtils;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+
+import org.tensorflow.lite.DataType;
+import org.tensorflow.lite.support.tensorbuffer.TensorBuffer;
+import com.example.eketha.ml.Pestmodel;
+
+public class Pests extends AppCompatActivity {
+
+    private Button camera, gallery;
+    private ImageView imageView;
+    private TextView result;
+    private int imageSize = 250;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_pests);
+
+        camera = findViewById(R.id.btnTakePicturePests);
+        gallery = findViewById(R.id.btnLaunchGalleryPests);
+
+        result = findViewById(R.id.resultPests);
+        imageView = findViewById(R.id.imageViewPests);
+
+        camera.setOnClickListener(new View.OnClickListener() {
+            @RequiresApi(api = Build.VERSION_CODES.M)
+            @Override
+            public void onClick(View view) {
+                if (checkSelfPermission(Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
+                    Intent cameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+                    startActivityForResult(cameraIntent, 3);
+                } else {
+                    requestPermissions(new String[]{Manifest.permission.CAMERA}, 100);
+                }
+            }
+        });
+        gallery.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent cameraIntent = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+                startActivityForResult(cameraIntent, 1);
+            }
+        });
+    }
+
+    public void classifyImage2(Bitmap image){
+        try {
+            Pestmodel pModel = Pestmodel.newInstance(getApplicationContext());
+
+            // Creates inputs for reference.
+            TensorBuffer inputFeature0 = TensorBuffer.createFixedSize(new int[]{1, 250, 250, 3}, DataType.FLOAT32);
+            ByteBuffer byteBuffer = ByteBuffer.allocateDirect(4 * imageSize * imageSize * 3);
+            byteBuffer.order(ByteOrder.nativeOrder());
+
+            int[] intValues = new int[imageSize * imageSize];
+            image.getPixels(intValues, 0, image.getWidth(), 0, 0, image.getWidth(), image.getHeight());
+            int pixel = 0;
+            //iterate over each pixel and extract R, G, and B values. Add those values individually to the byte buffer.
+            for(int i = 0; i < imageSize; i ++){
+                for(int j = 0; j < imageSize; j++){
+                    int val = intValues[pixel++]; // RGB
+                    byteBuffer.putFloat(((val >> 16) & 0xFF) * (1.f / 1));
+                    byteBuffer.putFloat(((val >> 8) & 0xFF) * (1.f / 1));
+                    byteBuffer.putFloat((val & 0xFF) * (1.f / 1));
+                }
+            }
+
+            inputFeature0.loadBuffer(byteBuffer);
+
+            // Runs model inference and gets result.
+            Pestmodel.Outputs outputs = pModel.process(inputFeature0);
+            TensorBuffer outputFeature0 = outputs.getOutputFeature0AsTensorBuffer();
+
+            float[] confidences = outputFeature0.getFloatArray();
+            // find the index of the class with the biggest confidence.
+            int maxPos = 0;
+            float maxConfidence = 0;
+            for (int i = 0; i < confidences.length; i++) {
+                if (confidences[i] > maxConfidence) {
+                    maxConfidence = confidences[i];
+                    maxPos = i;
+                }
+            }
+            String[] clas = {"Caterpillar"," Gryllotalpa", "Pezothrips","Pieris canidia" , "Prostigmata" , "Protaetia cuprea" , "Trombidium" ,"white grubs"};
+            Log.d("log name",clas[maxPos]);
+
+            result.setText(clas[maxPos]);
+
+            // Releases model resources if no longer used.
+            pModel.close();
+        } catch (IOException e) {
+            // TODO Handle the exception
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
+        if(resultCode == RESULT_OK){
+            if(requestCode == 3){
+                Bitmap image = (Bitmap) data.getExtras().get("data");
+                int dimension = Math.min(image.getWidth(), image.getHeight());
+                image = ThumbnailUtils.extractThumbnail(image, dimension, dimension);
+                imageView.setImageBitmap(image);
+
+                image = Bitmap.createScaledBitmap(image, imageSize, imageSize, false);
+                classifyImage2(image);
+            }else{
+                Uri dat = data.getData();
+                Bitmap image = null;
+                try {
+                    image = MediaStore.Images.Media.getBitmap(this.getContentResolver(), dat);
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+                imageView.setImageBitmap(image);
+
+                image = Bitmap.createScaledBitmap(image, imageSize, imageSize, false);
+                classifyImage2(image);
+            }
+        }
+        super.onActivityResult(requestCode, resultCode, data);
+    }
+
+
+}
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app/src/main/res/layout/activity_pests.xml

+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".Pests">
+
+    <Button
+        android:id="@+id/btnTakePicturePests"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_above="@id/btnLaunchGalleryPests"
+        android:layout_centerInParent="true"
+        android:background="@drawable/round_bg"
+        android:text="Take Picture"
+        android:textAllCaps="false"
+        android:textSize="21sp"
+        android:textStyle="bold" />
+
+    <Button
+        android:id="@+id/btnLaunchGalleryPests"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        android:layout_centerInParent="true"
+        android:layout_marginTop="20dp"
+        android:layout_marginBottom="20dp"
+        android:background="@drawable/round_bg"
+        android:text="Launch Gallery"
+        android:textAllCaps="false"
+        android:textSize="21sp"
+        android:textStyle="bold" />
+
+    <ImageView
+        android:id="@+id/imageViewPests"
+        android:layout_width="370sp"
+        android:layout_height="370sp"
+        android:layout_centerHorizontal="true"
+        android:layout_marginTop="10sp" />
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerHorizontal="true"
+        android:text="Classified as pests:"
+        android:textStyle="bold"
+        android:textSize="20sp"
+        android:id="@+id/classified"
+        android:layout_below="@+id/imageViewPests"
+        android:layout_marginTop="10sp"
+        />
+
+    <TextView
+        android:id="@+id/resultPests"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@+id/classified"
+        android:layout_centerHorizontal="true"
+        android:text=""
+        android:textColor="#C30000"
+        android:textSize="27sp"
+        android:textStyle="bold" />
+
+
+</RelativeLayout>
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