android开发camera自动人脸,Android camera实时预览 实时处理，人脸识别示例

android开发camera自动人脸,Android camera实时预览 实时处理，人脸识别示例

Android camera实时预览 实时处理，面部认证。

预览操作是网友共享的代码，我在继承SurfaceView 的CameraSurfaceView 中加入了帧监听事件，每次预览监听前五个数据帧，在处理做一个面部识别。

先看目录关系

自定义控件CameraSurfaceView.java

自定义接口方法CameraInterface.java

CameraActivity预览界面。

CameraSurfaceView.Java

aur.camera.preview;

t.Context;

aphics.Bitmap;

aphics.BitmapFactory;

aphics.ImageFormat;

aphics.Matrix;

aphics.PixelFormat;

aphics.Rect;

aphics.YuvImage;

import android.hardware.Camera;

import android.util.AttributeSet;

import android.util.Log;

import android.view.SurfaceHolder;

import android.view.SurfaceView;

aur.camera.camera.CameraInterface;

import java.io.ByteArrayOutputStream;

/**

* Created by Tianchaoxiong on 2017/1/16.

*/

public class CameraSurfaceView extends SurfaceView implements SurfaceHolder.Callback,Camera.PreviewCallback{

private static final int FACENUM = 5;

private static final String TAG = "yanzi";

CameraInterface mCameraInterface;

Context mContext;

SurfaceHolder mSurfaceHolder;

private boolean isFinish;

//传输五个bitmap数组

Bitmap [] bitmaps = new Bitmap[5];

int number = 0;//作为计数器用

OnFaceCollectListener onFaceCollectListener = null;

public CameraSurfaceView(Context context,AttributeSet attrs) {

super(context,attrs);

mContext = context;

mSurfaceHolder = getHolder();

mSurfaceHolder.setFormat(PixelFormat.TRANSPARENT);//translucent半透明 transparent透明

mSurfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);

mSurfaceHolder.addCallback(this);

}

@Override

public void surfaceCreated(SurfaceHolder surfaceHolder) {

Log.i(TAG,"");

}

@Override

public void surfaceChanged(SurfaceHolder surfaceHolder,int i,int i1,int i2) {

Log.i(TAG,"");

}

@Override

public void surfaceDestroyed(SurfaceHolder surfaceHolder) {

Log.i(TAG,"");