android camera

1、调用系统的camera

　　1.1

　　　　　　

package com.example.camera;

import java.io.FileOutputStream;

import android.os.Bundle;
import android.provider.MediaStore;
import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.view.Menu;
import android.widget.ImageView;

public class MainActivity extends Activity {
    private  static final int CAMERA_REQUST_CODE=1;
    private ImageView photo=null;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        photo=(ImageView)findViewById(R.id.imageView1);
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); 
        startActivityForResult(intent,CAMERA_REQUST_CODE); 
    }
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode==CAMERA_REQUST_CODE) { // 系统相机返回处理
                Bitmap cameraBitmap = (Bitmap) data.getExtras().get("data");
                photo.setImageBitmap(cameraBitmap);
            super.onActivityResult(requestCode, resultCode, data);
        }

    }
}