Android開發 海康威視 多路視頻播放（同時播放視頻）

package com.tyky.monitorboard.activity;

import android.graphics.PixelFormat;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Surface;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.ViewGroup;

import com.blankj.utilcode.util.ToastUtils;
import com.hikvision.netsdk.NET_DVR_PREVIEWINFO;
import com.socks.library.KLog;
import com.tyky.monitorboard.R;
import com.tyky.monitorboard.control.DevManageGuider;
import com.tyky.monitorboard.control.SDKGuider;
import com.tyky.monitorboard.event.ShowVideoViewEvent;
import com.tyky.monitorboard.model.BaseVideoChannel;
import com.tyky.monitorboard.utils.HkVideoHelper;

import org.greenrobot.eventbus.EventBus;
import org.greenrobot.eventbus.Subscribe;
import org.greenrobot.eventbus.ThreadMode;

import java.util.ArrayList;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;

/**
 * 視頻實時預覽
 */
public class VideoPreviewFragment extends Fragment {

    private SurfaceView surfaceView;

    private int m_iPreviewHandle = -1; // playback

    private int m_iSelectChannel = 1;
    //0 main_stream 1 sub_stream 2 third_stream
    private int m_iSelectStreamType = 0;
    private int m_iUserID = -1; // return by NET_DVR_Login_v30

    private BaseVideoChannel baseVideoChannel;
    private boolean isDeviceLogin;

    public VideoPreviewFragment() {

    }

    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        surfaceView = view.findViewById(R.id.svVideo);
        configSurface();
    }

    public void startVideo(BaseVideoChannel baseVideoChannel) {
        if (this.baseVideoChannel != null) {
            return;
        }
        this.baseVideoChannel = baseVideoChannel;
        initVideoSdk();
        //自動開始播放
        new Thread(() -> {
            try {
                //稍微等待5s 視頻播放的資源初始化
                Thread.sleep(2*1000);
                videoPlay();
            } catch (InterruptedException e) {
                e.printStackTrace();
            }

        }).start();
    }

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment_video_preview, container, false);
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EventBus.getDefault().register(this);
    }

    private void initVideoSdk() {

        //String deviceName = "公司的";
        //String ip = "192.9.11.72";
        //int port = 8000;
        //String userName = "admin";
        //String pwd = "tyky_1234";
        //m_iSelectChannel = 1;
        //m_iSelectStreamType = 1;

        String deviceName = baseVideoChannel.getName();
        String ip = baseVideoChannel.getIpAddress();
        int port = Integer.parseInt(baseVideoChannel.getPort());
        String userName = baseVideoChannel.getUserName();
        String pwd = baseVideoChannel.getPwd();
        m_iSelectChannel = baseVideoChannel.getChannel();
        m_iSelectStreamType = Integer.valueOf(baseVideoChannel.getStream());

        //設備登錄
        isDeviceLogin = HkVideoHelper.deviceLogin(deviceName, ip, port, userName, pwd, true);

    }

    /**
     * 初始化surface
     */
    private void configSurface() {
        surfaceView.getHolder().addCallback(new SurfaceHolder.Callback() {
            @Override
            public void surfaceCreated(@NonNull SurfaceHolder surfaceHolder) {
                surfaceView.getHolder().setFormat(PixelFormat.TRANSLUCENT);
                if (-1 == m_iPreviewHandle) {
                    return;
                }
                Surface surface = surfaceHolder.getSurface();
                if (surface.isValid()) {
                    if (-1 == SDKGuider.g_sdkGuider.m_comPreviewGuider.RealPlaySurfaceChanged_jni(m_iPreviewHandle, 0, surfaceHolder)) {
                        ToastUtils.showShort("NET_DVR_PlayBackSurfaceChanged" + SDKGuider.g_sdkGuider.GetLastError_jni());
                    }
                }
            }

            @Override
            public void surfaceChanged(@NonNull SurfaceHolder surfaceHolder, int i, int i1, int i2) {

            }

            @Override
            public void surfaceDestroyed(@NonNull SurfaceHolder surfaceHolder) {
                if (-1 == m_iPreviewHandle) {
                    return;
                }
                if (surfaceHolder.getSurface().isValid()) {
                    if (-1 == SDKGuider.g_sdkGuider.m_comPreviewGuider.RealPlaySurfaceChanged_jni(m_iPreviewHandle, 0, null)) {
                        ToastUtils.showShort("NET_DVR_RealPlaySurfaceChanged" + SDKGuider.g_sdkGuider.GetLastError_jni());
                    }
                }
            }
        });
        surfaceView.setZOrderOnTop(true);
    }



    @Override
    public void onDestroy() {
        videoStop();
        EventBus.getDefault().unregister(this);
        super.onDestroy();
    }

    @Subscribe(threadMode = ThreadMode.MAIN)
    public void showVideoView(ShowVideoViewEvent event){
        int type = event.getType();
        if (type == 1) {
            //顯示
            surfaceView.setVisibility(View.VISIBLE);
        }
        if (type==0) {
            //隱藏
            surfaceView.setVisibility(View.INVISIBLE);
        }
    }
    /**
     * 開始播放
     */
    private void videoPlay() {
        if (!isDeviceLogin) {
            ToastUtils.showShort("視頻設備連接失敗，請檢查視頻設備配置！");
            return;
        }
        KLog.e("--test","視頻開始播放");
        //當前已連接的設備
        ArrayList<DevManageGuider.DeviceItem> devList = SDKGuider.g_sdkGuider.m_comDMGuider.getDevList();
        if (devList.size() > 0) {
            DevManageGuider.DeviceItem deviceInfo = devList.get(0);
            m_iUserID = deviceInfo.m_lUserID;
        }

        if (m_iPreviewHandle != -1) {
            SDKGuider.g_sdkGuider.m_comPreviewGuider.RealPlay_Stop_jni(m_iPreviewHandle);
        }

        NET_DVR_PREVIEWINFO struPlayInfo = new NET_DVR_PREVIEWINFO();

        struPlayInfo.lChannel = m_iSelectChannel;
        struPlayInfo.dwStreamType = m_iSelectStreamType;
        //bBlocked 0：非阻塞取流 1：阻塞取流
        struPlayInfo.bBlocked = 1;

        struPlayInfo.hHwnd = surfaceView.getHolder();
        m_iPreviewHandle = SDKGuider.g_sdkGuider.m_comPreviewGuider.RealPlay_V40_jni(m_iUserID, struPlayInfo, null);
        if (m_iPreviewHandle < 0) {
            ToastUtils.showShort("播放失敗，原因：:" + SDKGuider.g_sdkGuider.GetLastError_jni());
            return;
        }
        ToastUtils.showShort("開始播放");

    }

    /**
     * 停止播放
     */
    private void videoStop() {
        if (!SDKGuider.g_sdkGuider.m_comPreviewGuider.RealPlay_Stop_jni(m_iPreviewHandle)) {
            ToastUtils.showShort("NET_DVR_StopRealPlay m_iPreviewHandle：" + m_iPreviewHandle
                    + "  error:" + SDKGuider.g_sdkGuider.GetLastError_jni());
            return;
        }
        m_iPreviewHandle = -1;
        ToastUtils.showShort("停止播放");
    }
}

public class HkVideoHelper {
    /**
     * 新增視頻設備
     *
     * @param isInsertInDb 是否將資料插入資料庫
     */
    public static boolean deviceLogin(String devName, String ip, int port, String userName, String pwd, boolean isInsertInDb) {
        DevManageGuider.DeviceItem deviceItem = SDKGuider.g_sdkGuider.m_comDMGuider.new DeviceItem();

        deviceItem.m_szDevName = devName;
        deviceItem.m_struNetInfo = SDKGuider.g_sdkGuider.m_comDMGuider.new DevNetInfo(
                ip, port + "", userName, pwd);
        if (deviceItem.m_szDevName.isEmpty()) {
            deviceItem.m_szDevName = deviceItem.m_struNetInfo.m_szIp;
        }
        if (SDKGuider.g_sdkGuider.m_comDMGuider.login_v40_jna(deviceItem.m_szDevName, deviceItem.m_struNetInfo)) {
            KLog.d("--HkVideoHelper", "設備連接成功");

            
            return true;
        } else {
            KLog.d("--HkVideoHelper", "失敗");
            return false;
        }
    }
}