Android(安卓)简单调用摄像头

IDE: android studio3.1.2

界面：

activity_main2.xml

代码

activity_main2.xml

<?xml version="1.0" encoding="utf-8"?>

package com.example.mark.demo01;import android.content.Intent;import android.graphics.Bitmap;import android.os.Bundle;import android.support.v7.app.AppCompatActivity;import android.widget.Button;import android.widget.ImageButton;import android.widget.ImageView;import butterknife.BindView;import butterknife.ButterKnife;import butterknife.OnClick;public class Main2Activity extends AppCompatActivity {    @BindView(R.id.takephotoTV)    Button takephotoTV;    @BindView(R.id.imageIV)    ImageView imageIV;    private final int CAMERA_REQUEST = 8888;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main2);        ButterKnife.bind(this);    }    @OnClick(R.id.takephotoTV)    public void onClick() {        Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);        startActivityForResult(cameraIntent, CAMERA_REQUEST);    }    @Override    protected void onActivityResult(int requestCode, int resultCode, Intent data) {        if (requestCode == CAMERA_REQUEST && resultCode == RESULT_OK) {            Bitmap photo = (Bitmap) data.getExtras().get("data");            imageIV.setImageBitmap(photo);        }    }}

从课设中挑出来的模块，可能会有点小错，无伤大雅

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