优化历史录像下载，目前已测试大华国标级联下载

wangyimeng

2023-03-09 14c4a3c7e81e9a3898a3f301b9303c381a806932

优化历史录像下载，目前已测试大华国标级联下载

 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java

@@ -541,11 +541,14 @@
        content.append("a=downloadspeed:" + downloadSpeed + "\r\n");



        content.append("y=" + ssrcInfo.getSsrc() + "\r\n");//ssrc

        
        logger.debug("此时请求下载信令的ssrc===>{}",ssrcInfo.getSsrc());

        HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, null, mediaServerItem.getId());

        // 添加订阅

        CallIdHeader newCallIdHeader = sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()), device.getTransport());

        String callId=newCallIdHeader.getCallId();

        subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject json) -> {

            hookEvent.call(new InviteStreamInfo(mediaServerItem, json,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()).getCallId(), "rtp", ssrcInfo.getStream()));

            logger.debug("sipc 添加订阅===callId {}",callId);

            hookEvent.call(new InviteStreamInfo(mediaServerItem, json,callId, "rtp", ssrcInfo.getStream()));

            subscribe.removeSubscribe(hookSubscribe);

            hookSubscribe.getContent().put("regist", false);

            hookSubscribe.getContent().put("schema", "rtsp");

@@ -554,7 +557,7 @@
                    (MediaServerItem mediaServerItemForEnd, JSONObject jsonForEnd) -> {

                        logger.info("[录像]下载结束， 发送BYE");

                        try {

                            streamByeCmd(device, channelId, ssrcInfo.getStream(),sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()).getCallId());

                            streamByeCmd(device, channelId, ssrcInfo.getStream(),callId);

                        } catch (InvalidArgumentException | ParseException | SipException |

                                 SsrcTransactionNotFoundException e) {

                            logger.error("[录像]下载结束， 发送BYE失败 {}", e.getMessage());

@@ -562,15 +565,23 @@
                    });

        });



        Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, SipUtils.getNewFromTag(), null,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()), ssrcInfo.getSsrc());

        Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, SipUtils.getNewFromTag(), null,newCallIdHeader, ssrcInfo.getSsrc());

        if (inviteStreamCallback != null) {

            inviteStreamCallback.call(new InviteStreamInfo(mediaServerItem, null,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()).getCallId(), "rtp", ssrcInfo.getStream()));

            inviteStreamCallback.call(new InviteStreamInfo(mediaServerItem, null,callId, "rtp", ssrcInfo.getStream()));

        }



        sipSender.transmitRequest(sipLayer.getLocalIp(device.getLocalIp()), request, errorEvent, event -> {

            ResponseEvent responseEvent = (ResponseEvent) event.event;

            SIPResponse response = (SIPResponse) responseEvent.getResponse();

            streamSession.put(device.getDeviceId(), channelId, response.getCallIdHeader().getCallId(), ssrcInfo.getStream(), ssrcInfo.getSsrc(), mediaServerItem.getId(), response, VideoStreamSessionManager.SessionType.download);

            String contentString =new String(response.getRawContent());

            int ssrcIndex = contentString.indexOf("y=");

            String ssrc=ssrcInfo.getSsrc();

            if (ssrcIndex >= 0) {

                ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);

            }

            logger.debug("接收到的下载响应ssrc====>{}",ssrcInfo.getSsrc());

            logger.debug("接收到的下载响应ssrc====>{}",ssrc);

            streamSession.put(device.getDeviceId(), channelId, response.getCallIdHeader().getCallId(), ssrcInfo.getStream(), ssrc, mediaServerItem.getId(), response, VideoStreamSessionManager.SessionType.download);

            okEvent.response(event);

        });

    }


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

@@ -635,23 +635,23 @@
            hookCallBack.call(downloadResult);
            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
        };

        InviteStreamCallback hookEvent = (InviteStreamInfo inviteStreamInfo) -> {
            logger.info("收到订阅消息： " + inviteStreamInfo.getCallId());
            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);
        };
        try {
            cmder.downloadStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, downloadSpeed, infoCallBack,
                    inviteStreamInfo -> {
                        logger.info("收到订阅消息： " + inviteStreamInfo.getResponse().toJSONString());
                        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);
                    }, errorEvent, eventResult ->
                    hookEvent, errorEvent, eventResult ->
                    {
                        if (eventResult.type == SipSubscribe.EventResultType.response) {
                            ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
@@ -690,9 +690,9 @@
                                        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，TODO 此处待处理
//                                            onPublishHandlerForPlayback(mediaServerItemInUse, response, device.getDeviceId(), channelId, playBackCallback);
//                                            hookCallBack.call(new InviteStreamInfo(mediaServerItem, null, eventResult.callId, "rtp", ssrcInfo.getStream()));
                                            // hook响应
                                            onPublishHandlerForPlayback(mediaServerItemInUse, response, device.getDeviceId(), channelId, hookCallBack);
                                            hookEvent.call(new InviteStreamInfo(mediaServerItem, null, eventResult.callId, "rtp", ssrcInfo.getStream()));
                                        });
                                    }
                                    // 关闭rtp server

 src/main/java/com/genersoft/iot/vmp/storager/impl/RedisCatchStorageImpl.java

@@ -177,12 +177,14 @@
    @Override
    public boolean startDownload(StreamInfo stream, String callId) {
        boolean result;
        String key=String.format("%S_%s_%s_%s_%s_%s_%s", VideoManagerConstants.DOWNLOAD_PREFIX,
                userSetting.getServerId(), stream.getMediaServerId(), stream.getDeviceID(), stream.getChannelId(), stream.getStream(), callId);
        if (stream.getProgress() == 1) {
            result = RedisUtil.set(String.format("%S_%s_%s_%s_%s_%s_%s", VideoManagerConstants.DOWNLOAD_PREFIX,
                    userSetting.getServerId(), stream.getMediaServerId(), stream.getDeviceID(), stream.getChannelId(), stream.getStream(), callId), stream);
            logger.debug("添加下载缓存==已完成下载=》{}",key);
            result = RedisUtil.set(key, stream);
        }else {
            result = RedisUtil.set(String.format("%S_%s_%s_%s_%s_%s_%s", VideoManagerConstants.DOWNLOAD_PREFIX,
                    userSetting.getServerId(), stream.getMediaServerId(), stream.getDeviceID(), stream.getChannelId(), stream.getStream(), callId), stream, 60*60);
            logger.debug("添加下载缓存==未完成下载=》{}",key);
            result = RedisUtil.set(key, stream, 60*60);
        }
        return result;
    }
@@ -617,7 +619,7 @@
                stream,
                callId
        );
        List<Object> streamInfoScan = RedisUtil.scan(key);
        List<Object> streamInfoScan = RedisUtil.scan2(key);
        if (streamInfoScan.size() > 0) {
            return (StreamInfo) RedisUtil.get((String) streamInfoScan.get(0));
        }else {

 src/main/java/com/genersoft/iot/vmp/utils/redis/RedisUtil.java

@@ -881,7 +881,13 @@


        return new ArrayList<>(resultKeys);

    }



    public static List<Object> scan2(String query) {

        if (redisTemplate == null) {

            redisTemplate = SpringBeanFactory.getBean("redisTemplate");

        }

        Set<String> keys = redisTemplate.keys(query);

        return new ArrayList<>(keys);

    }

    //    ============================== 消息发送与订阅 ==============================

    public static void convertAndSend(String channel, JSONObject msg) {

        if (redisTemplate == null) {