相机拍照裁剪并设置

package com.example.day07_camera04;

import java.io.File;

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

/**
 * 
 * 拍照并裁剪，，，回显
 */
public class MainActivity extends Activity {
	private ImageView img;
	private String path = Environment.getExternalStorageDirectory()
			+ "/pics.jpg";

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		img = (ImageView) findViewById(R.id.img);
	}

	public void paizhao(View view) {
		// 打开系统拍照页面
		Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
		// 把拍完的照片，，存放到sd卡中
		intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(new File(path)));
		// 跳转
		startActivityForResult(intent, 999);
	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		// TODO Auto-generated method stub
		super.onActivityResult(requestCode, resultCode, data);
		if (requestCode == 999 && resultCode == RESULT_OK) {
			//可用去文件中去拿图片
			Uri uri = Uri.fromFile(new File(path));
			//img.setImageURI(uri);
			//裁剪
			crop(uri);
		}else if (requestCode == 1000 && resultCode == RESULT_OK) {
			Bitmap bitmap = data.getParcelableExtra("data");
			img.setImageBitmap(bitmap);
		}
	}

	private void crop(Uri uri) {
		Intent intent = new Intent("com.android.camera.action.CROP");
		intent.setDataAndType(uri, "image/*");
		intent.putExtra("crop", true);
		intent.putExtra("aspectX", 1);
		intent.putExtra("aspectY", 1);
		intent.putExtra("outputX", 300);
		intent.putExtra("outputY", 300);
		intent.putExtra("noFaceDetection", false);
		intent.putExtra("return-data", true);
		startActivityForResult(intent, 1000);
		
		
		
	}

}