調用系統相機拍照片保存到指定的路徑

package com.example.helloworld1;

import java.io.File;

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

public class MainActivity extends Activity implements OnClickListener {
	private Uri mOutPutFileUri;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		Button takePiCButton = (Button) this.findViewById(R.id.button1);
		takePiCButton.setOnClickListener(this);
	}

	@Override
	public void onClick(View v) {
		switch (v.getId()) {
		case R.id.button1:
			saveFullImage();
			break;

		default:
			break;
		}
	}

	private void saveFullImage() {
		Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
		// 文件夾aaaa
		String path = Environment.getExternalStorageDirectory().toString()
				+ "/aaaa";
		File path1 = new File(path);
		if (!path1.exists()) {
			path1.mkdirs();
		}
		File file = new File(path1, System.currentTimeMillis() + ".jpg");
		mOutPutFileUri = Uri.fromFile(file);
		intent.putExtra(MediaStore.EXTRA_OUTPUT, mOutPutFileUri);
		startActivityForResult(intent, 1);

	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		super.onActivityResult(requestCode, resultCode, data);
		if (requestCode == 1) {
			Uri imageUri = null;
			if (data != null) {
				// if (data.hasExtra("data")) {
				Bitmap thunbnail = (Bitmap) data.getExtras().get("data");
				System.out.println("部位null" + thunbnail);
			}
		} else {

		}
	}
}
別忘記添加SD卡的讀寫權限