基于android的人脸识别

把照片分成黑白两种颜色。。。然后扣掉白色的部分。。。
然后判断眼睛是否对称、鼻子是否是一个竖线、口是否眼色有变化

openCV
javaCV

cn.faceplusplus.com  清华做的人脸识别的网站 

package com.njupt.facedetector1;


import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.PointF;
import android.media.FaceDetector;
import android.media.FaceDetector.Face;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;

public class MainActivity extends Activity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		
		Bitmap faceBitMap = BitmapFactory.decodeResource(getResources(), R.drawable.bb);
	    FaceDetector detector = new FaceDetector(faceBitMap.getWidth(), faceBitMap.getHeight(), 1);
	    
	    Face[] mFaces = new Face[1] ;
	    
	    int mNumFaces = detector.findFaces(faceBitMap, mFaces);
	    
	    if(mNumFaces > 0){
	    	for(int i = 0 ; i < mNumFaces ; ++i){
	    		System.out.println("找到脸了");
		    	PointF point = new PointF();
		    	mFaces[i].getMidPoint(point);
		    	System.out.println("脸的中心位置的坐标是: "+point.x +" , "+point.y);
	    	}
	    }else{
	    	System.out.println("没有找到脸");
	    }
	    
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

}