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@ -17,13 +17,21 @@ import android.graphics.Color;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.RectF;
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import android.media.MediaCodec;
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import android.media.MediaCodecInfo;
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import android.media.MediaCodecList;
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import android.media.MediaFormat;
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import android.media.MediaScannerConnection;
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import android.os.Bundle;
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import android.os.Environment;
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import android.os.Handler;
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import android.os.Message;
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import android.provider.ContactsContract;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.MotionEvent;
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import android.view.Surface;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.animation.AlphaAnimation;
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@ -35,19 +43,26 @@ import android.widget.ImageView;
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import android.widget.TextView;
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import android.widget.Toast;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.io.BufferedOutputStream;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.net.DatagramPacket;
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import java.net.DatagramSocket;
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import java.net.InetAddress;
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import java.net.*;
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import java.nio.ByteBuffer;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import android.os.Bundle;
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import android.widget.ToggleButton;
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public class VideoActivity extends AppCompatActivity {
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private final static String SEND_to_IP = "192.168.39.47"; //填写接收方IP
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private final static String Recieve_IP = "192.168.39.47";//填服务器IP，与send_to_IP为同一个
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@ -75,13 +90,19 @@ public class VideoActivity extends AppCompatActivity {
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private ImageButton Setting_btn;
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private ImageButton TakeOff_btn;
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private ImageButton Landing_btn;
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private ImageButton Record_btn;
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private ToggleButton Mode_btn;
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private ImageButton selfHome_btn;
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private String mangle;
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private float mdistance;
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// 创建一个可缓存的线程池
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private ExecutorService mThreadPool = Executors.newCachedThreadPool();
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private UdpDataThread warning_thread;
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private TextView battery_warning;
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private ImageButton show_status;
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private String batteryStatus="未获取";
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private String speedStatus="未获取";
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private String distanceStatus="未获取";
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//ReceiveData()显示到imageView
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//manager部分：打开线程，接收
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//model部分：发送视频流
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@ -102,8 +123,28 @@ public class VideoActivity extends AppCompatActivity {
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TurnRight_btn = findViewById(R.id.rotate_right_button);
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TakeOff_btn = findViewById(R.id.takeoff_button);
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Mode_btn = findViewById(R.id.toggleButton2);
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Record_btn = findViewById(R.id.start_record_button);
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Setting_btn = findViewById(R.id.setting_button);
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Setting_btn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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Intent intent = new Intent(VideoActivity.this, SettingActivity.class);
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startActivity(intent);
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}
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});
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selfHome_btn = findViewById(R.id.self_home);
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selfHome_btn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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try {
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sendCommand("DIRECTHOME");
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} catch (UnknownHostException e) {
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throw new RuntimeException(e);
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}
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}
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});
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battery_warning =findViewById(R.id.warning);
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show_status=findViewById(R.id.show_status_button);
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battery_warning.setTextColor(Color.RED);
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Animation anim = new AlphaAnimation(0.0f, 1.0f);
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anim.setDuration(500); // 闪烁时间间隔
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@ -121,6 +162,13 @@ public class VideoActivity extends AppCompatActivity {
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} catch (UnknownHostException e) {
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throw new RuntimeException(e);
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}
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show_status.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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// 在这里编写 ImageButton 的点击事件处理逻辑
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showPopup(speedStatus,batteryStatus,distanceStatus);
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}
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});
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}
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private void Control_Button_Init(){
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@ -147,16 +195,16 @@ public class VideoActivity extends AppCompatActivity {
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}
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});
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Forward_btn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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try {
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sendCommand("FORWARD");
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} catch (UnknownHostException e) {
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throw new RuntimeException(e);
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}
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Log.i(TAG, "onClick: FFFFFFFForward");
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}
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});
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@Override
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public void onClick(View v) {
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try {
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sendCommand("FORWARD");
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} catch (UnknownHostException e) {
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throw new RuntimeException(e);
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}
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Log.i(TAG, "onClick: FFFFFFFForward");
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}
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});
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Back_btn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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@ -234,17 +282,10 @@ public class VideoActivity extends AppCompatActivity {
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Log.i(TAG, "onClick: TTTTTTTTTTTTurnRRRRRRRRRRight");
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}
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});
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Setting_btn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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Intent intent = new Intent(VideoActivity.this, SettingActivity.class);
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startActivity(intent);
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}
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});
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}
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private void Condition_Init() throws UnknownHostException {
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sendCommand("AUTO");
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ReceiveHandler receiveHandler = new ReceiveHandler();
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UdpReceiveThread StreamThread = new UdpReceiveThread(Recieve_IP,RECEIVE_PORT,receiveHandler);
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try {
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@ -266,19 +307,22 @@ public class VideoActivity extends AppCompatActivity {
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}
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} else {
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// 执行功能1
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try {
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changetoAuto();
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} catch (UnknownHostException e) {
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throw new RuntimeException(e);
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}
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// try {
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// changetoAuto();
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// } catch (UnknownHostException e) {
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// throw new RuntimeException(e);
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// }
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}
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}
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});
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Record_btn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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saveVideo(bp);
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}
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});
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}
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private void changetoAuto() throws UnknownHostException {
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sendCommand("AUTO");
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}
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private void changetoManual() throws UnknownHostException {
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sendCommand("STOP");
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@ -291,7 +335,10 @@ public class VideoActivity extends AppCompatActivity {
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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imgShow.setImageBitmap(bp);
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int targetWidth = imgShow.getWidth();
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int targetHeight = imgShow.getHeight();
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Bitmap scaledBitmap = Bitmap.createScaledBitmap(bp, targetWidth, targetHeight, true);
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imgShow.setImageBitmap(scaledBitmap);
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}
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});
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}
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@ -304,7 +351,6 @@ public class VideoActivity extends AppCompatActivity {
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super.handleMessage(msg);
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}
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}
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/*
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* UDP数据接受线程
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* */
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@ -375,7 +421,6 @@ public class VideoActivity extends AppCompatActivity {
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// 创建 DatagramSocket 对象并发送数据报文
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DatagramSocket socket = new DatagramSocket();
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socket.send(packet);
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// 关闭 DatagramSocket 对象
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socket.close();
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} catch (IOException e) {
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@ -393,14 +438,14 @@ public class VideoActivity extends AppCompatActivity {
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}
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/*
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*UDP数据接收线程
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*UDP数据接收线程
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*/
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public class UdpDataThread extends Thread {
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private DatagramSocket socket;
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private boolean running;
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private byte[] buffer;
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private static final int BUFFER_SIZE = 1024; // 设置接收缓冲区大小
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private JSONObject jsonObject;
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public UdpDataThread() {
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buffer = new byte[BUFFER_SIZE];
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}
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@ -408,21 +453,26 @@ public class VideoActivity extends AppCompatActivity {
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@Override
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public void run() {
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running = true;
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try {
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socket = new DatagramSocket(6666); // 设置接收端口号
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while (running) {
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DatagramPacket packet = new DatagramPacket(buffer, buffer.length);
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socket.receive(packet);
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String receivedData = new String(packet.getData(), 0, packet.getLength());
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if (receivedData.equals("电量低于10%")) {
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battery_warning.setText(receivedData);}else{
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String receivedData = new String(packet.getData(), 0, packet.getLength(), "UTF-8");
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jsonObject = new JSONObject(receivedData);
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batteryStatus = jsonObject.getString("battery");
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speedStatus = jsonObject.getString("speed");
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distanceStatus = jsonObject.getString("distance");
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if (batteryStatus.equals("10")) {
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battery_warning.setText("电量仅剩"+batteryStatus);}else{
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battery_warning.setText("");
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}
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System.out.println("接收到数据：" + receivedData);
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System.out.println("接收到数据：" + batteryStatus);
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System.out.println("接收到数据：" + speedStatus);
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System.out.println("接收到数据：" + distanceStatus);
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// 在这里处理收到的数据，可以根据实际需求进行解析或其他操作
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}
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} catch (IOException e) {
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} catch (IOException | JSONException e) {
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e.printStackTrace();
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} finally {
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if (socket != null) {
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@ -435,43 +485,129 @@ public class VideoActivity extends AppCompatActivity {
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running = false;
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}
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}
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//初始化UDP发送线程
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// private static void sendCommand(String Sendstr) throws UnknownHostException {
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// InetAddress sendIP = InetAddress.getByName(SEND_to_IP); // 目标 IP 地址
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// int sendPort = 8888; // 目标端口号
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// byte[] sendData = Sendstr.getBytes(); // 要发送的数据
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// UdpSendThread sendCommandThread = new UdpSendThread(sendIP, sendPort, sendData); // 创建新的线程对象
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// sendCommandThread.start(); // 启动线程发送数据
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// }
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//设置按钮
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// public void showDialog(View view) {
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// Dialog dialog = new Dialog(VideoActivity.this);
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// dialog.setContentView(R.layout.dialog_takeoff);
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//
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// SlideUnlockView slideUnlockView = (SlideUnlockView) dialog.findViewById(R.id.slide_unlock_view);
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// slideUnlockView.setOnUnlockListener(new SlideUnlockView.OnUnlockListener() {
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// @Override
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// public void onUnlock() {
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// // 在用户滑动解锁后执行操作
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//// try {
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//// sendCommand("TAKEOFF"+"___"+angle+"___"+String.valueOf(distance));
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//// } catch (UnknownHostException e) {
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//// throw new RuntimeException(e);
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//// }
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// UdpReceiveThread udpReceiveThread = new UdpReceiveThread();
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// udpReceiveThread.start();
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//
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// Log.i(TAG, "onClick: 2222222222222222222222222");
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//
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// }
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// });
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// dialog.show();
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// }
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private String findEncoderCodecName(String mimeType) {
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MediaCodecList codecList = new MediaCodecList(MediaCodecList.REGULAR_CODECS);
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int numCodecs = codecList.getCodecInfos().length;
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for (int i = 0; i < numCodecs; i++) {
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MediaCodecInfo codecInfo = MediaCodecList.getCodecInfoAt(i);
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if (!codecInfo.isEncoder()) {
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continue;
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}
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String[] types = codecInfo.getSupportedTypes();
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for (String type : types) {
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if (type.equalsIgnoreCase(mimeType)) {
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return codecInfo.getName();
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}
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}
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}
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|
return null;
|
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}
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|
MediaCodec codec;
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|
|
|
private void saveVideo(Bitmap videoBitmap) {
|
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|
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|
try {
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|
String codecName = findEncoderCodecName(MediaFormat.MIMETYPE_VIDEO_AVC);
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|
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|
if (codecName != null) {
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|
codec = MediaCodec.createByCodecName(codecName);
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|
|
|
|
|
|
// 根据视频尺寸设置编码器参数
|
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|
|
|
MediaFormat format = MediaFormat.createVideoFormat(MediaFormat.MIMETYPE_VIDEO_AVC, videoBitmap.getWidth(), videoBitmap.getHeight());
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|
format.setInteger(MediaFormat.KEY_BIT_RATE, 2000000);
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|
format.setInteger(MediaFormat.KEY_FRAME_RATE, 30);
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|
format.setInteger(MediaFormat.KEY_COLOR_FORMAT, MediaCodecInfo.CodecCapabilities.COLOR_FormatSurface);
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|
format.setInteger(MediaFormat.KEY_I_FRAME_INTERVAL, 1);
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|
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|
|
|
|
|
|
// 配置编码器并启动
|
|
|
|
|
codec.configure(format, null, null, MediaCodec.CONFIGURE_FLAG_ENCODE);
|
|
|
|
|
Surface inputSurface = codec.createInputSurface();
|
|
|
|
|
codec.start();
|
|
|
|
|
|
|
|
|
|
// 创建保存视频的路径和文件名
|
|
|
|
|
String fileName = "video_" + System.currentTimeMillis() + ".mp4";
|
|
|
|
|
String filePath = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES) + "/" + fileName;
|
|
|
|
|
File videoFile = new File(filePath);
|
|
|
|
|
|
|
|
|
|
FileOutputStream fileOutputStream = new FileOutputStream(videoFile);
|
|
|
|
|
BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(fileOutputStream);
|
|
|
|
|
|
|
|
|
|
// 循环编码每一帧
|
|
|
|
|
boolean isInputDone = false;
|
|
|
|
|
boolean isOutputDone = false;
|
|
|
|
|
while (!isOutputDone) {
|
|
|
|
|
if (!isInputDone) {
|
|
|
|
|
int index = codec.dequeueInputBuffer(10000);
|
|
|
|
|
if (index >= 0) {
|
|
|
|
|
ByteBuffer inputBuffer = codec.getInputBuffer(index);
|
|
|
|
|
inputBuffer.clear();
|
|
|
|
|
Canvas canvas = inputSurface.lockCanvas(null);
|
|
|
|
|
canvas.drawBitmap(videoBitmap, 0, 0, null);
|
|
|
|
|
inputSurface.unlockCanvasAndPost(canvas);
|
|
|
|
|
codec.queueInputBuffer(index, 0, 0, 0, MediaCodec.BUFFER_FLAG_END_OF_STREAM);
|
|
|
|
|
isInputDone = true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
MediaCodec.BufferInfo bufferInfo = new MediaCodec.BufferInfo();
|
|
|
|
|
int outputIndex = codec.dequeueOutputBuffer(bufferInfo, 10000);
|
|
|
|
|
if (outputIndex >= 0) {
|
|
|
|
|
ByteBuffer outputBuffer = codec.getOutputBuffer(outputIndex);
|
|
|
|
|
byte[] outData = new byte[bufferInfo.size];
|
|
|
|
|
outputBuffer.get(outData);
|
|
|
|
|
bufferedOutputStream.write(outData);
|
|
|
|
|
codec.releaseOutputBuffer(outputIndex, false);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if ((bufferInfo.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0) {
|
|
|
|
|
isOutputDone = true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 关闭文件流
|
|
|
|
|
bufferedOutputStream.flush();
|
|
|
|
|
bufferedOutputStream.close();
|
|
|
|
|
fileOutputStream.close();
|
|
|
|
|
|
|
|
|
|
// 通知媒体库更新文件
|
|
|
|
|
MediaScannerConnection.scanFile(this, new String[]{videoFile.getAbsolutePath()}, null, null);
|
|
|
|
|
|
|
|
|
|
Toast.makeText(this, "视频保存成功", Toast.LENGTH_SHORT).show();
|
|
|
|
|
} else {
|
|
|
|
|
Toast.makeText(this, "无法找到支持的视频编码器", Toast.LENGTH_SHORT).show();
|
|
|
|
|
}
|
|
|
|
|
} catch (IOException e) {
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
} finally {
|
|
|
|
|
if (codec != null) {
|
|
|
|
|
codec.stop();
|
|
|
|
|
codec.release();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public void showPopup(String speedStatus,String batteryStatus,String distanceStatus) {
|
|
|
|
|
AlertDialog.Builder builder = new AlertDialog.Builder(this);
|
|
|
|
|
LayoutInflater inflater = getLayoutInflater();
|
|
|
|
|
View dialogView = inflater.inflate(R.layout.custom_dialog, null);
|
|
|
|
|
TextView speedstatus = dialogView.findViewById(R.id.speed);
|
|
|
|
|
speedstatus.setText("当前速度为："+speedStatus);
|
|
|
|
|
TextView batterystatus = dialogView.findViewById(R.id.battery);
|
|
|
|
|
batterystatus.setText("当前电量为："+batteryStatus);
|
|
|
|
|
TextView distancestatus = dialogView.findViewById(R.id.distance);
|
|
|
|
|
distancestatus.setText("当前距离为："+distanceStatus);
|
|
|
|
|
builder.setView(dialogView);
|
|
|
|
|
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
|
|
|
|
|
@Override
|
|
|
|
|
public void onClick(DialogInterface dialog, int which) {
|
|
|
|
|
// 点击确定按钮后的操作
|
|
|
|
|
dialog.dismiss();
|
|
|
|
|
}
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
AlertDialog dialog = builder.create();
|
|
|
|
|
dialog.show();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//////////////////////////////滑动开关//////////////////////////////
|
|
|
|
|
public static class SlideUnlockView extends View{
|
|
|
|
|
|
|
|
|
|
@ -653,4 +789,25 @@ public class VideoActivity extends AppCompatActivity {
|
|
|
|
|
return super.onTouchEvent(event);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void shutdown(){
|
|
|
|
|
warning_thread.stopThread();
|
|
|
|
|
mThreadPool.shutdownNow();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
@Override
|
|
|
|
|
public void onBackPressed() {
|
|
|
|
|
// 返回到 MainActivity
|
|
|
|
|
shutdown();
|
|
|
|
|
Intent intent = new Intent(this, MainActivity.class);
|
|
|
|
|
startActivity(intent);
|
|
|
|
|
finish(); // 结束 VideoActivity
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
@Override
|
|
|
|
|
protected void onDestroy() {
|
|
|
|
|
super.onDestroy();
|
|
|
|
|
// 关闭线程
|
|
|
|
|
shutdown();
|
|
|
|
|
}
|
|
|
|
|
}
|
