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package com.example.pineoc.facedetection; |
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import android.support.v7.app.AppCompatActivity; |
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import android.os.Bundle; |
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import android.app.Activity; |
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import android.app.AlertDialog; |
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import android.graphics.Bitmap; |
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import android.graphics.BitmapFactory; |
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import android.graphics.Canvas; |
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import android.graphics.Color; |
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import android.graphics.Paint; |
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import android.graphics.RectF; |
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import android.graphics.drawable.BitmapDrawable; |
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import android.os.Bundle; |
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import android.util.Log; |
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import android.util.SparseArray; |
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import android.view.View; |
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import android.widget.Button; |
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import android.widget.ImageView; |
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import com.google.android.gms.vision.Frame; |
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import com.google.android.gms.vision.face.Face; |
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import com.google.android.gms.vision.face.FaceDetector; |
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import com.google.android.gms.vision.face.Landmark; |
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import java.util.List; |
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public class MainActivity extends AppCompatActivity { |
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@Override |
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protected void onCreate(Bundle savedInstanceState) { |
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super.onCreate(savedInstanceState); |
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setContentView(R.layout.activity_main); |
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Button btn = (Button) findViewById(R.id.button); |
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btn.setOnClickListener(new View.OnClickListener() { |
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@Override |
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public void onClick(View v) { |
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ImageView myImageView = (ImageView) findViewById(R.id.imgview); |
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BitmapFactory.Options options = new BitmapFactory.Options(); |
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options.inMutable = true; |
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Bitmap myBitmap = BitmapFactory.decodeResource( |
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getApplicationContext().getResources(), |
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R.drawable.test1, |
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options); |
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//rect color paint |
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Paint myRectPaint = new Paint(); |
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myRectPaint.setStrokeWidth(5); |
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myRectPaint.setColor(Color.RED); |
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myRectPaint.setStyle(Paint.Style.STROKE); |
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//circle color paint |
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Paint Pnt = new Paint(); |
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Pnt.setColor(Color.GREEN); |
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Pnt.setStrokeWidth(5); |
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Pnt.setStyle(Paint.Style.STROKE); |
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Bitmap tempBitmap = Bitmap.createBitmap(myBitmap.getWidth(), myBitmap.getHeight(), Bitmap.Config.RGB_565); |
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Canvas tempCanvas = new Canvas(tempBitmap); |
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tempCanvas.drawBitmap(myBitmap, 0, 0, null); |
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FaceDetector faceDetector = new FaceDetector.Builder(getApplicationContext()) |
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.setTrackingEnabled(false) |
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.setLandmarkType(FaceDetector.ALL_LANDMARKS) |
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.build(); |
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if(!faceDetector.isOperational()){ |
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new AlertDialog.Builder(v.getContext()).setMessage("couldn't set up the face detector!"); |
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return; |
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} |
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Frame frame = new Frame.Builder().setBitmap(myBitmap).build(); |
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SparseArray<Face> faces = faceDetector.detect(frame); |
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for(int i=0; i<faces.size(); i++){ |
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Face thisFace = faces.valueAt(i); |
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float x1 = thisFace.getPosition().x; |
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float y1 = thisFace.getPosition().y; |
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float x2 = x1 + thisFace.getWidth(); |
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float y2 = y1 + thisFace.getHeight(); |
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tempCanvas.drawRoundRect(new RectF(x1,y1,x2,y2), 2, 2, myRectPaint); |
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//draw landmarks |
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List<Landmark> landmarks = thisFace.getLandmarks(); |
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//for make landmark circle |
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for(int j=0; j<landmarks.size(); j++){ |
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Landmark thisLand = landmarks.get(j); |
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float landx = thisLand.getPosition().x; |
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float landy = thisLand.getPosition().y; |
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tempCanvas.drawCircle(landx, landy, 10, Pnt); |
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} |
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} |
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myImageView.setImageDrawable(new BitmapDrawable(getResources(), tempBitmap)); |
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faceDetector.release(); |
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} |
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}); |
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} |
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} |
