修复通道刷新

648540858

2023-06-20 21a96ad20fd75e55d03c00af8df8adb039f0c77a

 src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java

@@ -1,6 +1,5 @@
package com.genersoft.iot.vmp.service.impl;

import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONArray;
import com.alibaba.fastjson2.JSONObject;
import com.genersoft.iot.vmp.common.InviteInfo;
@@ -17,9 +16,9 @@
import com.genersoft.iot.vmp.gb28181.session.SSRCFactory;
import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
import com.genersoft.iot.vmp.gb28181.utils.SipUtils;
import com.genersoft.iot.vmp.media.zlm.AssistRESTfulUtils;
import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
@@ -28,12 +27,13 @@
import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeForStreamChange;
import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
import com.genersoft.iot.vmp.service.*;
import com.genersoft.iot.vmp.service.bean.*;
import com.genersoft.iot.vmp.service.bean.ErrorCallback;
import com.genersoft.iot.vmp.service.bean.InviteErrorCode;
import com.genersoft.iot.vmp.service.bean.SSRCInfo;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
import com.genersoft.iot.vmp.utils.DateUtil;
import com.genersoft.iot.vmp.vmanager.bean.ErrorCode;
import com.genersoft.iot.vmp.vmanager.bean.WVPResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
@@ -45,6 +45,7 @@
import javax.sip.InvalidArgumentException;
import javax.sip.ResponseEvent;
import javax.sip.SipException;
import java.io.File;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.text.ParseException;
@@ -115,7 +116,7 @@


    @Override
    public SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, InviteErrorCallback<Object> callback) {
    public SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, ErrorCallback<Object> callback) {
        if (mediaServerItem == null) {
            throw new ControllerException(ErrorCode.ERROR100.getCode(), "未找到可用的zlm");
        }
@@ -180,9 +181,28 @@

    @Override
    public void play(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,
                     InviteErrorCallback<Object> callback) {
                     ErrorCallback<Object> callback) {

        logger.info("[点播开始] deviceId: {}, channelId: {},收流端口：{}, 收流模式：{}, SSRC: {}, SSRC校验：{}", device.getDeviceId(), channelId, ssrcInfo.getPort(), device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
        if (mediaServerItem == null || ssrcInfo == null) {
            callback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(),
                    InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getMsg(),
                    null);
            return;
        }
        logger.info("\r\n" +
                " [点播开始] \r\n" +
                "deviceId  : {}, \r\n" +
                "channelId : {},\r\n" +
                "收流端口    : {}, \r\n" +
                "收流模式    : {}, \r\n" +
                "SSRC      : {}, \r\n" +
                "SSRC校验   ：{}",
                device.getDeviceId(),
                channelId,
                ssrcInfo.getPort(),
                device.getStreamMode(),
                ssrcInfo.getSsrc(),
                device.isSsrcCheck());

        //端口获取失败的ssrcInfo 没有必要发送点播指令
        if (ssrcInfo.getPort() <= 0) {
@@ -278,17 +298,16 @@
                ResponseEvent responseEvent = (ResponseEvent) event.event;
                String contentString = new String(responseEvent.getResponse().getRawContent());
                // 获取ssrc
                int ssrcIndex = contentString.indexOf("y=");
                String ssrcInResponse = SipUtils.getSsrcFromSdp(contentString);

                // 检查是否有y字段
                if (ssrcIndex >= 0) {
                    //ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容
                    String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12).trim();
                if (ssrcInResponse != null) {
                    // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                    if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                        if (device.getStreamMode().equalsIgnoreCase("TCP-ACTIVE")) {
                            String substring = contentString.substring(0, contentString.indexOf("y="));
                            try {
                                SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring);
                                Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
                                SessionDescription sdp = gb28181Sdp.getBaseSdb();
                                int port = -1;
                                Vector mediaDescriptions = sdp.getMediaDescriptions(true);
                                for (Object description : mediaDescriptions) {
@@ -323,23 +342,13 @@
                        return;
                    }
                    logger.info("[点播消息] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);

                    if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                        logger.info("[点播消息] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
                        if (!ssrcFactory.checkSsrc(mediaServerItem.getId(),ssrcInResponse)) {
                            // ssrc 不可用
                            logger.info("[点播消息] SSRC修正时发现ssrc不可使用 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
                            // 释放ssrc
                            ssrcFactory.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());

                            callback.run(InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getCode(),
                                    InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getMsg(), null);
                            inviteStreamService.call(InviteSessionType.PLAY, device.getDeviceId(), channelId, null,
                                    InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getCode(),
                                    InviteErrorCode.ERROR_FOR_SSRC_UNAVAILABLE.getMsg(), null);
                        // 释放ssrc
                        mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                            return;
                        }
                        // 单端口模式streamId也有变化，重新设置监听即可
                        if (!mediaServerItem.isRtpEnable()) {
                            // 添加订阅
@@ -362,7 +371,7 @@
                                    return;
                                }
                                callback.run(InviteErrorCode.SUCCESS.getCode(),
                                        InviteErrorCode.SUCCESS.getMsg(), null);
                                        InviteErrorCode.SUCCESS.getMsg(), streamInfo);
                                inviteStreamService.call(InviteSessionType.PLAY, device.getDeviceId(), channelId, null,
                                        InviteErrorCode.SUCCESS.getCode(),
                                        InviteErrorCode.SUCCESS.getMsg(),
@@ -375,16 +384,13 @@
                        Boolean result = mediaServerService.updateRtpServerSSRC(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse);
                        if (!result) {
                            try {
                                logger.warn("[停止点播] {}/{}", device.getDeviceId(), channelId);
                                logger.warn("[点播] 更新ssrc失败，停止点播 {}/{}", device.getDeviceId(), channelId);
                                cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null, null);
                            } catch (InvalidArgumentException | SipException | ParseException | SsrcTransactionNotFoundException e) {
                                logger.error("[命令发送失败] 停止点播， 发送BYE: {}", e.getMessage());
                                throw new ControllerException(ErrorCode.ERROR100.getCode(), "命令发送失败: " + e.getMessage());
                            }

                            dynamicTask.stop(timeOutTaskKey);
                            // 释放ssrc
                            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());

@@ -459,11 +465,12 @@

    }

    private void onPublishHandlerForPlayback(MediaServerItem mediaServerItem, JSONObject response, String deviceId, String channelId, PlayBackCallback playBackCallback) {
    private StreamInfo onPublishHandlerForPlayback(MediaServerItem mediaServerItem, JSONObject response, String deviceId, String channelId, String startTime, String endTime) {

        StreamInfo streamInfo = onPublishHandler(mediaServerItem, response, deviceId, channelId);
        PlayBackResult<StreamInfo> playBackResult = new PlayBackResult<>();
        if (streamInfo != null) {
            streamInfo.setStartTime(startTime);
            streamInfo.setEndTime(endTime);
            DeviceChannel deviceChannel = storager.queryChannel(deviceId, channelId);
            if (deviceChannel != null) {
                deviceChannel.setStreamId(streamInfo.getStream());
@@ -472,20 +479,13 @@
            InviteInfo inviteInfo = inviteStreamService.getInviteInfoByDeviceAndChannel(InviteSessionType.PLAYBACK, deviceId, channelId);
            if (inviteInfo != null) {
                inviteInfo.setStatus(InviteSessionStatus.ok);

                inviteInfo.setStreamInfo(streamInfo);
                inviteStreamService.updateInviteInfo(inviteInfo);
            }

            playBackResult.setCode(ErrorCode.SUCCESS.getCode());
            playBackResult.setMsg(ErrorCode.SUCCESS.getMsg());
            playBackResult.setData(streamInfo);
            playBackCallback.call(playBackResult);
        } else {
            logger.warn("录像回放调用失败！");
            playBackResult.setCode(ErrorCode.ERROR100.getCode());
            playBackResult.setMsg("录像回放调用失败！");
            playBackCallback.call(playBackResult);
        }
        return streamInfo;
    }

    @Override
@@ -524,23 +524,24 @@

    @Override
    public void playBack(String deviceId, String channelId, String startTime,
                                                          String endTime, InviteStreamCallback inviteStreamCallback,
                                                          PlayBackCallback callback) {
                                                          String endTime, ErrorCallback<Object> callback) {
        Device device = storager.queryVideoDevice(deviceId);
        if (device == null) {
            return;
        }
        MediaServerItem newMediaServerItem = getNewMediaServerItem(device);
        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, null, device.isSsrcCheck(),  true, 0, false, device.getStreamModeForParam());
        playBack(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, inviteStreamCallback, callback);
        playBack(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, callback);
    }

    @Override
    public void playBack(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo,
                                                          String deviceId, String channelId, String startTime,
                                                          String endTime, InviteStreamCallback infoCallBack,
                                                          PlayBackCallback playBackCallback) {
                                                          String endTime, ErrorCallback<Object> callback) {
        if (mediaServerItem == null || ssrcInfo == null) {
            callback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(),
                    InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getMsg(),
                    null);
            return;
        }

@@ -548,133 +549,157 @@
        if (device == null) {
            throw new ControllerException(ErrorCode.ERROR100.getCode(), "设备： " + deviceId + "不存在");
        }
        logger.info("[回放消息] deviceId: {}, channelId: {},收流端口：{}, 收流模式：{}, SSRC: {}, SSRC校验：{}", device.getDeviceId(), channelId, ssrcInfo.getPort(), device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
        PlayBackResult<StreamInfo> playBackResult = new PlayBackResult<>();
        logger.info("[录像回放] deviceId: {}, channelId: {}, 开始时间: {}, 结束时间： {}, 收流端口：{}, 收流模式：{}, SSRC: {}, SSRC校验：{}",
                device.getDeviceId(), channelId, startTime, endTime, ssrcInfo.getPort(), device.getStreamMode(),
                ssrcInfo.getSsrc(), device.isSsrcCheck());
        // 初始化redis中的invite消息状态
        InviteInfo inviteInfo = InviteInfo.getinviteInfo(device.getDeviceId(), channelId, ssrcInfo.getStream(), ssrcInfo,
                mediaServerItem.getSdpIp(), ssrcInfo.getPort(), device.getStreamMode(), InviteSessionType.PLAYBACK,
                InviteSessionStatus.ready);
        inviteStreamService.updateInviteInfo(inviteInfo);
        String playBackTimeOutTaskKey = UUID.randomUUID().toString();
        dynamicTask.startDelay(playBackTimeOutTaskKey, () -> {
            logger.warn(String.format("设备回放超时，deviceId：%s ，channelId：%s", deviceId, channelId));
            playBackResult.setCode(ErrorCode.ERROR100.getCode());
            playBackResult.setMsg("回放超时");
            logger.warn("[录像回放] 超时，deviceId：{} ，channelId：{}", deviceId, channelId);
            inviteStreamService.removeInviteInfo(inviteInfo);
            callback.run(InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getCode(), InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getMsg(), null);

            try {
                cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null);
            } catch (InvalidArgumentException | ParseException | SipException e) {
                logger.error("[录像流]回放超时 发送BYE失败 {}", e.getMessage());
                logger.error("[录像回放] 超时 发送BYE失败 {}", e.getMessage());
            } catch (SsrcTransactionNotFoundException e) {
                // 点播超时回复BYE 同时释放ssrc以及此次点播的资源
                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                streamSession.remove(deviceId, channelId, ssrcInfo.getStream());
            }
            // 回复之前所有的点播请求
            playBackCallback.call(playBackResult);
        }, userSetting.getPlayTimeout());

        SipSubscribe.Event errorEvent = event -> {
            logger.info("[录像回放] 失败，{} {}", event.statusCode, event.msg);
            dynamicTask.stop(playBackTimeOutTaskKey);
            playBackResult.setCode(ErrorCode.ERROR100.getCode());
            playBackResult.setMsg(String.format("回放失败， 错误码： %s, %s", event.statusCode, event.msg));
            playBackResult.setEvent(event);
            playBackCallback.call(playBackResult);
            callback.run(InviteErrorCode.ERROR_FOR_SIGNALLING_ERROR.getCode(),
                    String.format("回放失败， 错误码： %s, %s", event.statusCode, event.msg), null);
            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
            mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
            inviteStreamService.removeInviteInfo(inviteInfo);
        };

        InviteStreamCallback hookEvent = (InviteStreamInfo inviteStreamInfo) -> {
            logger.info("收到回放订阅消息： " + inviteStreamInfo.getResponse().toJSONString());
        ZlmHttpHookSubscribe.Event hookEvent = (mediaServerItemInuse, jsonObject) -> {
            logger.info("收到回放订阅消息： " + jsonObject);
            dynamicTask.stop(playBackTimeOutTaskKey);
            StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
            StreamInfo streamInfo = onPublishHandlerForPlayback(mediaServerItemInuse, jsonObject, deviceId, channelId, startTime, endTime);
            if (streamInfo == null) {
                logger.warn("设备回放API调用失败！");
                playBackResult.setCode(ErrorCode.ERROR100.getCode());
                playBackResult.setMsg("设备回放API调用失败！");
                playBackCallback.call(playBackResult);
                callback.run(InviteErrorCode.ERROR_FOR_STREAM_PARSING_EXCEPTIONS.getCode(),
                        InviteErrorCode.ERROR_FOR_STREAM_PARSING_EXCEPTIONS.getMsg(), null);
                return;
            }
            redisCatchStorage.startPlayback(streamInfo, inviteStreamInfo.getCallId());

            playBackResult.setCode(ErrorCode.SUCCESS.getCode());
            playBackResult.setMsg(ErrorCode.SUCCESS.getMsg());
            playBackResult.setData(streamInfo);
            playBackResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem());
            playBackResult.setResponse(inviteStreamInfo.getResponse());
            playBackCallback.call(playBackResult);
            callback.run(InviteErrorCode.SUCCESS.getCode(), InviteErrorCode.SUCCESS.getMsg(), streamInfo);
            logger.info("[录像回放] 成功 deviceId: {}, channelId: {},  开始时间: {}, 结束时间： {}", device.getDeviceId(), channelId, startTime, endTime);
        };

        try {
            cmder.playbackStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, infoCallBack,
            cmder.playbackStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime,
                    hookEvent, eventResult -> {
                        if (eventResult.type == SipSubscribe.EventResultType.response) {
                            ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                            String contentString = new String(responseEvent.getResponse().getRawContent());
                            // 获取ssrc
                            int ssrcIndex = contentString.indexOf("y=");
                            // 检查是否有y字段
                            if (ssrcIndex >= 0) {
                                //ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容
                                String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                                // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                                if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                    return;
                                }
                                logger.info("[回放消息] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);
                                if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                    logger.info("[回放消息] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
                        inviteInfo.setStatus(InviteSessionStatus.ok);
                        ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                        String contentString = new String(responseEvent.getResponse().getRawContent());
                        // 获取ssrc
                        String ssrcInResponse = SipUtils.getSsrcFromSdp(contentString);

                                    if (!ssrcFactory.checkSsrc(mediaServerItem.getId(),ssrcInResponse)) {
                                        // ssrc 不可用
                                        // 释放ssrc
                                        dynamicTask.stop(playBackTimeOutTaskKey);
                                        mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                                        streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                                        eventResult.msg = "下级自定义了ssrc,但是此ssrc不可用";
                                        eventResult.statusCode = 400;
                                        errorEvent.response(eventResult);
                                        return;
                                    }
                        // 检查是否有y字段
                        if (ssrcInResponse != null) {
                            // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                            if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                if (device.getStreamMode().equalsIgnoreCase("TCP-ACTIVE")) {
                                    try {
                                        Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
                                        SessionDescription sdp = gb28181Sdp.getBaseSdb();
                                        int port = -1;
                                        Vector mediaDescriptions = sdp.getMediaDescriptions(true);
                                        for (Object description : mediaDescriptions) {
                                            MediaDescription mediaDescription = (MediaDescription) description;
                                            Media media = mediaDescription.getMedia();

                                    // 单端口模式streamId也有变化，需要重新设置监听
                                    if (!mediaServerItem.isRtpEnable()) {
                                        // 添加订阅
                                        HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                                        subscribe.removeSubscribe(hookSubscribe);
                                        hookSubscribe.getContent().put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase());
                                        subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject response) -> {
                                            logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
                                            dynamicTask.stop(playBackTimeOutTaskKey);
                                            // hook响应
                                            onPublishHandlerForPlayback(mediaServerItemInUse, response, device.getDeviceId(), channelId, playBackCallback);
                                            hookEvent.call(new InviteStreamInfo(mediaServerItem, null, eventResult.callId, "rtp", ssrcInfo.getStream()));
                                        });
                                    }

                                    // 关闭rtp server
                                    mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream(), result->{
                                        if (result) {
                                            // 重新开启ssrc server
                                            mediaServerService.openRTPServer(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse, device.isSsrcCheck(), true, ssrcInfo.getPort(), true, device.getStreamModeForParam());
                                        }else {
                                            try {
                                                logger.warn("[回放消息]停止 {}/{}", device.getDeviceId(), channelId);
                                                cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null, null);
                                            } catch (InvalidArgumentException | SipException | ParseException | SsrcTransactionNotFoundException e) {
                                                logger.error("[命令发送失败] 停止点播 停止， 发送BYE: {}", e.getMessage());
                                                throw new ControllerException(ErrorCode.ERROR100.getCode(), "命令发送失败: " + e.getMessage());
                                            Vector mediaFormats = media.getMediaFormats(false);
                                            if (mediaFormats.contains("96")) {
                                                port = media.getMediaPort();
                                                break;
                                            }

                                            dynamicTask.stop(playBackTimeOutTaskKey);
                                            // 释放ssrc
                                            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                                            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                                            errorEvent.response(eventResult);
                                            eventResult.msg = "下级自定义了ssrc,重新设置收流信息失败";
                                            eventResult.statusCode = 500;
                                            errorEvent.response(eventResult);
                                        }
                                        logger.info("[录像回放-TCP主动连接对方] deviceId: {}, channelId: {}, 连接对方的地址：{}:{}, 收流模式：{}, SSRC: {}, SSRC校验：{}", device.getDeviceId(), channelId, sdp.getConnection().getAddress(), port, device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
                                        JSONObject jsonObject = zlmresTfulUtils.connectRtpServer(mediaServerItem, sdp.getConnection().getAddress(), port, ssrcInfo.getStream());
                                        logger.info("[录像回放-TCP主动连接对方] 结果： {}", jsonObject);
                                    } catch (SdpException e) {
                                        logger.error("[录像回放-TCP主动连接对方] deviceId: {}, channelId: {}, 解析200OK的SDP信息失败", device.getDeviceId(), channelId, e);
                                        dynamicTask.stop(playBackTimeOutTaskKey);
                                        mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                                        // 释放ssrc
                                        mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                                        streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());

                                        callback.run(InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getCode(),
                                                InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getMsg(), null);
                                        inviteStreamService.call(InviteSessionType.PLAY, device.getDeviceId(), channelId, null,
                                                InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getCode(),
                                                InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getMsg(), null);
                                    }
                                }
                                return;
                            }
                            logger.info("[录像回放] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);
                            if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                logger.info("[录像回放] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);

                                // 释放ssrc
                                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                                // 单端口模式streamId也有变化，需要重新设置监听
                                if (!mediaServerItem.isRtpEnable()) {
                                    // 添加订阅
                                    HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                                    subscribe.removeSubscribe(hookSubscribe);
                                    String stream = String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase();
                                    hookSubscribe.getContent().put("stream", stream);
                                    inviteInfo.setStream(stream);
                                    subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject response) -> {
                                        logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
                                        dynamicTask.stop(playBackTimeOutTaskKey);
                                        // hook响应
                                        hookEvent.response(mediaServerItemInUse, response);
                                    });
                                }
                                // 更新ssrc
                                Boolean result = mediaServerService.updateRtpServerSSRC(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse);
                                if (!result) {
                                    try {
                                        logger.warn("[录像回放] 更新ssrc失败，停止录像回放 {}/{}", device.getDeviceId(), channelId);
                                        cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null, null);
                                    } catch (InvalidArgumentException | SipException | ParseException | SsrcTransactionNotFoundException e) {
                                        logger.error("[命令发送失败] 停止点播， 发送BYE: {}", e.getMessage());

                                    }

                                    dynamicTask.stop(playBackTimeOutTaskKey);

                                    streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());

                                    callback.run(InviteErrorCode.ERROR_FOR_RESET_SSRC.getCode(),
                                            "下级自定义了ssrc,重新设置收流信息失败", null);

                                }else {
                                    ssrcInfo.setSsrc(ssrcInResponse);
                                    inviteInfo.setSsrcInfo(ssrcInfo);
                                    inviteInfo.setStream(ssrcInfo.getStream());
                                }
                            }else {
                                logger.info("[点播消息] 收到invite 200, 下级自定义了ssrc, 但是当前模式无需修正");
                            }
                        }

                        inviteStreamService.updateInviteInfo(inviteInfo);
                    }, errorEvent);
        } catch (InvalidArgumentException | SipException | ParseException e) {
            logger.error("[命令发送失败] 回放: {}", e.getMessage());
@@ -690,42 +715,50 @@


    @Override
    public void download(String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback playBackCallback) {
    public void download(String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, ErrorCallback<Object> callback) {
        Device device = storager.queryVideoDevice(deviceId);
        if (device == null) {
            return;
        }
        MediaServerItem newMediaServerItem = getNewMediaServerItemHasAssist(device);
        if (newMediaServerItem == null) {
            PlayBackResult<StreamInfo> downloadResult = new PlayBackResult<>();
            downloadResult.setCode(ErrorCode.ERROR100.getCode());
            downloadResult.setMsg("未找到assist服务");
            playBackCallback.call(downloadResult);
            callback.run(InviteErrorCode.ERROR_FOR_ASSIST_NOT_READY.getCode(),
                    InviteErrorCode.ERROR_FOR_ASSIST_NOT_READY.getMsg(),
                    null);
            return;
        }
        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, null, device.isSsrcCheck(),  true, 0, false, device.getStreamModeForParam());
        download(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, downloadSpeed, infoCallBack, playBackCallback);
        download(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, downloadSpeed, callback);
    }


    @Override
    public void download(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback hookCallBack) {
    public void download(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, ErrorCallback<Object> callback) {
        if (mediaServerItem == null || ssrcInfo == null) {
            callback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(),
                    InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getMsg(),
                    null);
            return;
        }

        Device device = storager.queryVideoDevice(deviceId);
        if (device == null) {
            throw new ControllerException(ErrorCode.ERROR400.getCode(), "设备：" + deviceId + "不存在");
            callback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(),
                    "设备：" + deviceId + "不存在",
                    null);
            return;
        }
        PlayBackResult<StreamInfo> downloadResult = new PlayBackResult<>();
        logger.info("[录像下载] deviceId: {}, channelId: {},收流端口：{}, 收流模式：{}, SSRC: {}, SSRC校验：{}", device.getDeviceId(), channelId, ssrcInfo.getPort(), device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
        logger.info("[录像下载] deviceId: {}, channelId: {}, 下载速度：{}, 收流端口：{}, 收流模式：{}, SSRC: {}, SSRC校验：{}", device.getDeviceId(), channelId, downloadSpeed, ssrcInfo.getPort(), device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
        // 初始化redis中的invite消息状态
        InviteInfo inviteInfo = InviteInfo.getinviteInfo(device.getDeviceId(), channelId, ssrcInfo.getStream(), ssrcInfo,
                mediaServerItem.getSdpIp(), ssrcInfo.getPort(), device.getStreamMode(), InviteSessionType.DOWNLOAD,
                InviteSessionStatus.ready);
        inviteStreamService.updateInviteInfo(inviteInfo);
        String downLoadTimeOutTaskKey = UUID.randomUUID().toString();
        dynamicTask.startDelay(downLoadTimeOutTaskKey, () -> {
            logger.warn(String.format("录像下载请求超时，deviceId：%s ，channelId：%s", deviceId, channelId));
            downloadResult.setCode(ErrorCode.ERROR100.getCode());
            downloadResult.setMsg("录像下载请求超时");
            hookCallBack.call(downloadResult);
            inviteStreamService.removeInviteInfo(inviteInfo);
            callback.run(InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getCode(),
                    InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getMsg(), null);

            // 点播超时回复BYE 同时释放ssrc以及此次点播的资源
            try {
@@ -741,98 +774,117 @@

        SipSubscribe.Event errorEvent = event -> {
            dynamicTask.stop(downLoadTimeOutTaskKey);
            downloadResult.setCode(ErrorCode.ERROR100.getCode());
            downloadResult.setMsg(String.format("录像下载失败， 错误码： %s, %s", event.statusCode, event.msg));
            downloadResult.setEvent(event);
            hookCallBack.call(downloadResult);
            callback.run(InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getCode(),
                    String.format("录像下载失败， 错误码： %s, %s", event.statusCode, event.msg), null);
            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
            inviteStreamService.removeInviteInfo(inviteInfo);
        };
        InviteStreamCallback hookEvent = (InviteStreamInfo inviteStreamInfo) -> {
            logger.info("[录像下载]收到订阅消息： " + inviteStreamInfo.getCallId());
        ZlmHttpHookSubscribe.Event hookEvent = (mediaServerItemInuse, jsonObject) -> {
            logger.info("[录像下载]收到订阅消息： " + jsonObject);
            dynamicTask.stop(downLoadTimeOutTaskKey);
            StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
            streamInfo.setStartTime(startTime);
            streamInfo.setEndTime(endTime);
            redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId());
            downloadResult.setCode(ErrorCode.SUCCESS.getCode());
            downloadResult.setMsg(ErrorCode.SUCCESS.getMsg());
            downloadResult.setData(streamInfo);
            downloadResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem());
            downloadResult.setResponse(inviteStreamInfo.getResponse());
            hookCallBack.call(downloadResult);
            StreamInfo streamInfo = onPublishHandlerForDownload(mediaServerItemInuse, jsonObject, deviceId, channelId, startTime, endTime);
            if (streamInfo == null) {
                logger.warn("[录像下载] 获取流地址信息失败");
                callback.run(InviteErrorCode.ERROR_FOR_STREAM_PARSING_EXCEPTIONS.getCode(),
                        InviteErrorCode.ERROR_FOR_STREAM_PARSING_EXCEPTIONS.getMsg(), null);
                return;
            }
            callback.run(InviteErrorCode.SUCCESS.getCode(), InviteErrorCode.SUCCESS.getMsg(), streamInfo);
            logger.info("[录像下载] 调用成功 deviceId: {}, channelId: {},  开始时间: {}, 结束时间： {}", device.getDeviceId(), channelId, startTime, endTime);
        };
        try {
            cmder.downloadStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, downloadSpeed, infoCallBack,
                    hookEvent, errorEvent, eventResult ->
                    {
                        if (eventResult.type == SipSubscribe.EventResultType.response) {
                            ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                            String contentString = new String(responseEvent.getResponse().getRawContent());
                            // 获取ssrc
                            int ssrcIndex = contentString.indexOf("y=");
                            // 检查是否有y字段
                            if (ssrcIndex >= 0) {
                                //ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容
                                String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                                // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                                if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                    return;
                                }
                                logger.info("[录像下载] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);
                                if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                    logger.info("[录像下载] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);
            cmder.downloadStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, downloadSpeed,
                    hookEvent, errorEvent, eventResult ->{
                        inviteInfo.setStatus(InviteSessionStatus.ok);
                        ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                        String contentString = new String(responseEvent.getResponse().getRawContent());
                        // 获取ssrc
                        String ssrcInResponse = SipUtils.getSsrcFromSdp(contentString);
                        // 检查是否有y字段
                        if (ssrcInResponse != null) {
                            // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                            if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                if (device.getStreamMode().equalsIgnoreCase("TCP-ACTIVE")) {
                                    try {
                                        Gb28181Sdp gb28181Sdp = SipUtils.parseSDP(contentString);
                                        SessionDescription sdp = gb28181Sdp.getBaseSdb();
                                        int port = -1;
                                        Vector mediaDescriptions = sdp.getMediaDescriptions(true);
                                        for (Object description : mediaDescriptions) {
                                            MediaDescription mediaDescription = (MediaDescription) description;
                                            Media media = mediaDescription.getMedia();

                                    if (!ssrcFactory.checkSsrc(mediaServerItem.getId(),ssrcInResponse)) {
                                        // ssrc 不可用
                                            Vector mediaFormats = media.getMediaFormats(false);
                                            if (mediaFormats.contains("96")) {
                                                port = media.getMediaPort();
                                                break;
                                            }
                                        }
                                        logger.info("[录像下载-TCP主动连接对方] deviceId: {}, channelId: {}, 连接对方的地址：{}:{}, 收流模式：{}, SSRC: {}, SSRC校验：{}", device.getDeviceId(), channelId, sdp.getConnection().getAddress(), port, device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
                                        JSONObject jsonObject = zlmresTfulUtils.connectRtpServer(mediaServerItem, sdp.getConnection().getAddress(), port, ssrcInfo.getStream());
                                        logger.info("[录像下载-TCP主动连接对方] 结果： {}", jsonObject);
                                    } catch (SdpException e) {
                                        logger.error("[录像下载-TCP主动连接对方] deviceId: {}, channelId: {}, 解析200OK的SDP信息失败", device.getDeviceId(), channelId, e);
                                        dynamicTask.stop(downLoadTimeOutTaskKey);
                                        mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                                        // 释放ssrc
                                        mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                                        streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                                        eventResult.msg = "下级自定义了ssrc,但是此ssrc不可用";
                                        eventResult.statusCode = 400;
                                        errorEvent.response(eventResult);
                                        return;

                                        callback.run(InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getCode(),
                                                InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getMsg(), null);
                                        inviteStreamService.call(InviteSessionType.PLAY, device.getDeviceId(), channelId, null,
                                                InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getCode(),
                                                InviteErrorCode.ERROR_FOR_SDP_PARSING_EXCEPTIONS.getMsg(), null);
                                    }
                                }
                                return;
                            }
                            logger.info("[录像下载] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);
                            if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                logger.info("[录像下载] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);

                                    // 单端口模式streamId也有变化，需要重新设置监听
                                    if (!mediaServerItem.isRtpEnable()) {
                                        // 添加订阅
                                        HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                                        subscribe.removeSubscribe(hookSubscribe);
                                        hookSubscribe.getContent().put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase());
                                        subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject response) -> {
                                            logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
                                            dynamicTask.stop(downLoadTimeOutTaskKey);
                                            // hook响应
                                            onPublishHandlerForPlayback(mediaServerItemInUse, response, device.getDeviceId(), channelId, hookCallBack);
                                            hookEvent.call(new InviteStreamInfo(mediaServerItem, null, eventResult.callId, "rtp", ssrcInfo.getStream()));
                                        });
                                    }
                                // 释放ssrc
                                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                                    // 关闭rtp server
                                    mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream(), result->{
                                        if (result) {
                                            // 重新开启ssrc server
                                            mediaServerService.openRTPServer(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse, device.isSsrcCheck(), true, ssrcInfo.getPort(), true, device.getStreamModeForParam());
                                        }else {
                                            try {
                                                logger.warn("[录像下载] 停止{}/{}", device.getDeviceId(), channelId);
                                                cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null, null);
                                            } catch (InvalidArgumentException | SipException | ParseException | SsrcTransactionNotFoundException e) {
                                                logger.error("[命令发送失败] 录像下载停止， 发送BYE: {}", e.getMessage());
                                                throw new ControllerException(ErrorCode.ERROR100.getCode(), "命令发送失败: " + e.getMessage());
                                            }

                                            dynamicTask.stop(downLoadTimeOutTaskKey);
                                            // 释放ssrc
                                            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                                            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                                            eventResult.msg = "下级自定义了ssrc,重新设置收流信息失败";
                                            eventResult.statusCode = 500;
                                            errorEvent.response(eventResult);
                                        }
                                // 单端口模式streamId也有变化，需要重新设置监听
                                if (!mediaServerItem.isRtpEnable()) {
                                    // 添加订阅
                                    HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                                    subscribe.removeSubscribe(hookSubscribe);
                                    hookSubscribe.getContent().put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase());
                                    subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject response) -> {
                                        logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
                                        dynamicTask.stop(downLoadTimeOutTaskKey);
                                        hookEvent.response(mediaServerItemInUse, response);
                                    });
                                }

                                // 更新ssrc
                                Boolean result = mediaServerService.updateRtpServerSSRC(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse);
                                if (!result) {
                                    try {
                                        logger.warn("[录像下载] 更新ssrc失败，停止录像回放 {}/{}", device.getDeviceId(), channelId);
                                        cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null, null);
                                    } catch (InvalidArgumentException | SipException | ParseException | SsrcTransactionNotFoundException e) {
                                        logger.error("[命令发送失败] 停止点播， 发送BYE: {}", e.getMessage());
                                    }

                                    dynamicTask.stop(downLoadTimeOutTaskKey);

                                    streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());

                                    callback.run(InviteErrorCode.ERROR_FOR_RESET_SSRC.getCode(),
                                            "下级自定义了ssrc,重新设置收流信息失败", null);

                                }else {
                                    ssrcInfo.setSsrc(ssrcInResponse);
                                    inviteInfo.setSsrcInfo(ssrcInfo);
                                    inviteInfo.setStream(ssrcInfo.getStream());
                                }
                            }else {
                                logger.info("[录像下载] 收到invite 200, 下级自定义了ssrc, 但是当前模式无需修正");
                            }
                        }
                    });
@@ -849,21 +901,22 @@

    @Override
    public StreamInfo getDownLoadInfo(String deviceId, String channelId, String stream) {
        StreamInfo streamInfo = redisCatchStorage.queryDownload(deviceId, channelId, stream, null);
        if (streamInfo != null) {
            if (streamInfo.getProgress() == 1) {
                return streamInfo;
        InviteInfo inviteInfo = inviteStreamService.getInviteInfo(InviteSessionType.DOWNLOAD, deviceId, channelId, stream);

        if (inviteInfo != null && inviteInfo.getStreamInfo() != null) {
            if (inviteInfo.getStreamInfo().getProgress() == 1) {
                return inviteInfo.getStreamInfo();
            }

            // 获取当前已下载时长
            String mediaServerId = streamInfo.getMediaServerId();
            String mediaServerId = inviteInfo.getStreamInfo().getMediaServerId();
            MediaServerItem mediaServerItem = mediaServerService.getOne(mediaServerId);
            if (mediaServerItem == null) {
                logger.warn("查询录像信息时发现节点已离线");
                return null;
            }
            if (mediaServerItem.getRecordAssistPort() > 0) {
                JSONObject jsonObject = assistRESTfulUtils.fileDuration(mediaServerItem, streamInfo.getApp(), streamInfo.getStream(), null);
                JSONObject jsonObject = assistRESTfulUtils.fileDuration(mediaServerItem, inviteInfo.getStreamInfo().getApp(), inviteInfo.getStreamInfo().getStream(), null);
                if (jsonObject == null) {
                    throw new ControllerException(ErrorCode.ERROR100.getCode(), "连接Assist服务失败");
                }
@@ -871,10 +924,10 @@
                    long duration = jsonObject.getLong("data");

                    if (duration == 0) {
                        streamInfo.setProgress(0);
                        inviteInfo.getStreamInfo().setProgress(0);
                    } else {
                        String startTime = streamInfo.getStartTime();
                        String endTime = streamInfo.getEndTime();
                        String startTime = inviteInfo.getStreamInfo().getStartTime();
                        String endTime = inviteInfo.getStreamInfo().getEndTime();
                        long start = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime);
                        long end = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime);

@@ -882,28 +935,31 @@
                        BigDecimal totalCount = new BigDecimal(end - start);
                        BigDecimal divide = currentCount.divide(totalCount, 2, RoundingMode.HALF_UP);
                        double process = divide.doubleValue();
                        streamInfo.setProgress(process);
                        inviteInfo.getStreamInfo().setProgress(process);
                    }
                    inviteStreamService.updateInviteInfo(inviteInfo);
                }
            }
            return inviteInfo.getStreamInfo();
        }
        return null;
    }

    private StreamInfo onPublishHandlerForDownload(MediaServerItem mediaServerItemInuse, JSONObject response, String deviceId, String channelId, String startTime, String endTime) {
        StreamInfo streamInfo = onPublishHandler(mediaServerItemInuse, response, deviceId, channelId);
        if (streamInfo != null) {
            streamInfo.setProgress(0);
            streamInfo.setStartTime(startTime);
            streamInfo.setEndTime(endTime);
            InviteInfo inviteInfo = inviteStreamService.getInviteInfo(InviteSessionType.DOWNLOAD, deviceId, channelId, streamInfo.getStream());
            if (inviteInfo != null) {
                logger.info("[录像下载] 更新invite消息中的stream信息");
                inviteInfo.setStatus(InviteSessionStatus.ok);
                inviteInfo.setStreamInfo(streamInfo);
                inviteStreamService.updateInviteInfo(inviteInfo);
            }
        }
        return streamInfo;
    }

    private void onPublishHandlerForDownload(InviteStreamInfo inviteStreamInfo, String deviceId, String channelId, String uuid) {
        RequestMessage msg = new RequestMessage();
        msg.setKey(DeferredResultHolder.CALLBACK_CMD_DOWNLOAD + deviceId + channelId);
        msg.setId(uuid);
        StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
        if (streamInfo != null) {
            redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId());
            msg.setData(JSON.toJSONString(streamInfo));
            resultHolder.invokeResult(msg);
        } else {
            logger.warn("设备预览API调用失败！");
            msg.setData(WVPResult.fail(ErrorCode.ERROR100.getCode(), "设备预览API调用失败！"));
            resultHolder.invokeResult(msg);
        }
    }


@@ -1007,15 +1063,14 @@

    @Override
    public void pauseRtp(String streamId) throws ServiceException, InvalidArgumentException, ParseException, SipException {
        String key = redisCatchStorage.queryPlaybackForKey(null, null, streamId, null);
        StreamInfo streamInfo = redisCatchStorage.queryPlayback(null, null, streamId, null);
        if (null == streamInfo) {
        InviteInfo inviteInfo = inviteStreamService.getInviteInfoByStream(InviteSessionType.PLAYBACK, streamId);
        if (null == inviteInfo || inviteInfo.getStreamInfo() == null) {
            logger.warn("streamId不存在!");
            throw new ServiceException("streamId不存在");
        }
        streamInfo.setPause(true);
        redisTemplate.opsForValue().set(key, streamInfo);
        MediaServerItem mediaServerItem = mediaServerService.getOne(streamInfo.getMediaServerId());
        inviteInfo.getStreamInfo().setPause(true);
        inviteStreamService.updateInviteInfo(inviteInfo);
        MediaServerItem mediaServerItem = mediaServerService.getOne(inviteInfo.getStreamInfo().getMediaServerId());
        if (null == mediaServerItem) {
            logger.warn("mediaServer 不存在!");
            throw new ServiceException("mediaServer不存在");
@@ -1025,21 +1080,20 @@
        if (jsonObject == null || jsonObject.getInteger("code") != 0) {
            throw new ServiceException("暂停RTP接收失败");
        }
        Device device = storager.queryVideoDevice(streamInfo.getDeviceID());
        cmder.playPauseCmd(device, streamInfo);
        Device device = storager.queryVideoDevice(inviteInfo.getDeviceId());
        cmder.playPauseCmd(device, inviteInfo.getStreamInfo());
    }

    @Override
    public void resumeRtp(String streamId) throws ServiceException, InvalidArgumentException, ParseException, SipException {
        String key = redisCatchStorage.queryPlaybackForKey(null, null, streamId, null);
        StreamInfo streamInfo = redisCatchStorage.queryPlayback(null, null, streamId, null);
        if (null == streamInfo) {
        InviteInfo inviteInfo = inviteStreamService.getInviteInfoByStream(InviteSessionType.PLAYBACK, streamId);
        if (null == inviteInfo || inviteInfo.getStreamInfo() == null) {
            logger.warn("streamId不存在!");
            throw new ServiceException("streamId不存在");
        }
        streamInfo.setPause(false);
        redisTemplate.opsForValue().set(key, streamInfo);
        MediaServerItem mediaServerItem = mediaServerService.getOne(streamInfo.getMediaServerId());
        inviteInfo.getStreamInfo().setPause(false);
        inviteStreamService.updateInviteInfo(inviteInfo);
        MediaServerItem mediaServerItem = mediaServerService.getOne(inviteInfo.getStreamInfo().getMediaServerId());
        if (null == mediaServerItem) {
            logger.warn("mediaServer 不存在!");
            throw new ServiceException("mediaServer不存在");
@@ -1049,7 +1103,57 @@
        if (jsonObject == null || jsonObject.getInteger("code") != 0) {
            throw new ServiceException("继续RTP接收失败");
        }
        Device device = storager.queryVideoDevice(streamInfo.getDeviceID());
        cmder.playResumeCmd(device, streamInfo);
        Device device = storager.queryVideoDevice(inviteInfo.getDeviceId());
        cmder.playResumeCmd(device, inviteInfo.getStreamInfo());
    }

    @Override
    public void getSnap(String deviceId, String channelId, String fileName, ErrorCallback errorCallback) {
        Device device = deviceService.getDevice(deviceId);
        if (device == null) {
            errorCallback.run(InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getCode(), InviteErrorCode.ERROR_FOR_PARAMETER_ERROR.getMsg(), null);
            return;
        }

        InviteInfo inviteInfo = inviteStreamService.getInviteInfoByDeviceAndChannel(InviteSessionType.PLAY, deviceId, channelId);
        if (inviteInfo != null) {
            if (inviteInfo.getStreamInfo() != null) {
                // 已存在线直接截图
                MediaServerItem mediaServerItemInuse = mediaServerService.getOne(inviteInfo.getStreamInfo().getMediaServerId());
                String streamUrl;
                if (mediaServerItemInuse.getRtspPort() != 0) {
                    streamUrl = String.format("rtsp://127.0.0.1:%s/%s/%s", mediaServerItemInuse.getRtspPort(), "rtp",  inviteInfo.getStreamInfo().getStream());
                }else {
                    streamUrl = String.format("http://127.0.0.1:%s/%s/%s.live.mp4", mediaServerItemInuse.getHttpPort(), "rtp",  inviteInfo.getStreamInfo().getStream());
                }
                String path = "snap";
                // 请求截图
                logger.info("[请求截图]: " + fileName);
                zlmresTfulUtils.getSnap(mediaServerItemInuse, streamUrl, 15, 1, path, fileName);
                String filePath = path + File.separator + fileName;
                File snapFile = new File(path + File.separator + fileName);
                if (snapFile.exists()) {
                    errorCallback.run(InviteErrorCode.SUCCESS.getCode(), InviteErrorCode.SUCCESS.getMsg(), filePath);
                }else {
                    errorCallback.run(InviteErrorCode.FAIL.getCode(), InviteErrorCode.FAIL.getMsg(), null);
                }
                return;
            }
        }

        MediaServerItem newMediaServerItem = getNewMediaServerItem(device);
        play(newMediaServerItem, deviceId, channelId, (code, msg, data)->{
           if (code == InviteErrorCode.SUCCESS.getCode()) {
               InviteInfo inviteInfoForPlay = inviteStreamService.getInviteInfoByDeviceAndChannel(InviteSessionType.PLAY, deviceId, channelId);
               if (inviteInfoForPlay != null && inviteInfoForPlay.getStreamInfo() != null) {
                   getSnap(deviceId, channelId, fileName, errorCallback);
               }else {
                   errorCallback.run(InviteErrorCode.FAIL.getCode(), InviteErrorCode.FAIL.getMsg(), null);
               }
           }else {
               errorCallback.run(InviteErrorCode.FAIL.getCode(), InviteErrorCode.FAIL.getMsg(), null);
           }
        });
    }

}