使用系统的照相机和录像机

package com.example.paizhao;

import java.io.File;

import android.net.Uri;
import android.os.Bundle;
import android.provider.MediaStore;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;

public class MainActivity extends Activity {

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

public void pai(View view){
Intent intent = new Intent();
intent.setAction("android.media.action.IMAGE_CAPTURE");
intent.addCategory("android.intent.category.DEFAULT");
//说明拍摄的照片放在哪里，并且指定了文件名
File file = new File("/sdcard/myimage.jpg");
Uri uri = Uri.fromFile(file);
intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);

startActivity(intent);
}

}

package com.example.paizhao;

import java.io.File;

import android.net.Uri;
import android.os.Bundle;
import android.provider.MediaStore;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;

public class MainActivity extends Activity {

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

public void pai(View view){
Intent intent = new Intent();
intent.setAction("android.media.action.VIDEO_CAPTURE");
intent.addCategory("android.intent.category.DEFAULT");
File file = new File("/sdcard/myvideo.3gp");
Uri uri = Uri.fromFile(file);
intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
startActivityForResult(intent, 0);
}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
super.onActivityResult(requestCode, resultCode, data);
}

}