优化zoom低倍速下的变倍速率

shanyuanzz

2023-05-28 6d52e1539f6c33d5b625ff7fd56bccf8b76971b3

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

@@ -1,6 +1,7 @@
package com.genersoft.iot.vmp.gb28181.transmit.cmd.impl;



import com.alibaba.fastjson2.JSONObject;

import com.genersoft.iot.vmp.common.InviteSessionType;

import com.genersoft.iot.vmp.common.StreamInfo;

import com.genersoft.iot.vmp.conf.SipConfig;

import com.genersoft.iot.vmp.conf.UserSetting;

@@ -33,6 +34,7 @@
import javax.sip.InvalidArgumentException;

import javax.sip.ResponseEvent;

import javax.sip.SipException;

import javax.sip.SipFactory;

import javax.sip.header.CallIdHeader;

import javax.sip.message.Request;

import java.text.ParseException;

@@ -144,6 +146,11 @@
        builder.append(strTmp, 0, 2);

        strTmp = String.format("%02X", parameter2);

        builder.append(strTmp, 0, 2);

        //优化zoom变倍速率

        if ((combineCode2 > 0) && (combineCode2 <16))

        {

            combineCode2 = 16;

        }

        strTmp = String.format("%X", combineCode2);

        builder.append(strTmp, 0, 1).append("0");

        //计算校验码

@@ -267,7 +274,7 @@
            return;

        }



        logger.info("{} 分配的ZLM为: {} [{}:{}]", stream, mediaServerItem.getId(), mediaServerItem.getIp(), ssrcInfo.getPort());

        logger.info("{} 分配的ZLM为: {} [{}:{}]", stream, mediaServerItem.getId(), mediaServerItem.getSdpIp(), ssrcInfo.getPort());

        HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", stream, true, "rtsp", mediaServerItem.getId());

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

            if (event != null) {

@@ -349,7 +356,7 @@
            // 这里为例避免一个通道的点播只有一个callID这个参数使用一个固定值

            ResponseEvent responseEvent = (ResponseEvent) e.event;

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

            streamSession.put(device.getDeviceId(), channelId, "play", stream, ssrcInfo.getSsrc(), mediaServerItem.getId(), response, VideoStreamSessionManager.SessionType.play);

            streamSession.put(device.getDeviceId(), channelId, "play", stream, ssrcInfo.getSsrc(), mediaServerItem.getId(), response, InviteSessionType.PLAY);

            okEvent.response(e);

        });

    }

@@ -364,11 +371,11 @@
     */

    @Override

    public void playbackStreamCmd(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,

                                  String startTime, String endTime, InviteStreamCallback inviteStreamCallback, InviteStreamCallback hookEvent,

                                  String startTime, String endTime, ZlmHttpHookSubscribe.Event hookEvent,

                                  SipSubscribe.Event okEvent, SipSubscribe.Event errorEvent) throws InvalidArgumentException, SipException, ParseException {





        logger.info("{} 分配的ZLM为: {} [{}:{}]", ssrcInfo.getStream(), mediaServerItem.getId(), mediaServerItem.getIp(), ssrcInfo.getPort());

        logger.info("{} 分配的ZLM为: {} [{}:{}]", ssrcInfo.getStream(), mediaServerItem.getId(), mediaServerItem.getSdpIp(), ssrcInfo.getPort());

        String sdpIp;

        if (!ObjectUtils.isEmpty(device.getSdpIp())) {

            sdpIp = device.getSdpIp();

@@ -441,8 +448,7 @@
        // 添加订阅

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

            if (hookEvent != null) {

                InviteStreamInfo inviteStreamInfo = new InviteStreamInfo(mediaServerItemInUse, json,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()).getCallId(), "rtp", ssrcInfo.getStream());

                hookEvent.call(inviteStreamInfo);

                hookEvent.response(mediaServerItemInUse, json);

            }

            subscribe.removeSubscribe(hookSubscribe);

        });

@@ -451,12 +457,9 @@
        sipSender.transmitRequest(sipLayer.getLocalIp(device.getLocalIp()), request, errorEvent, event -> {

            ResponseEvent responseEvent = (ResponseEvent) event.event;

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

            streamSession.put(device.getDeviceId(), channelId,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()).getCallId(), ssrcInfo.getStream(), ssrcInfo.getSsrc(), mediaServerItem.getId(), response, VideoStreamSessionManager.SessionType.playback);

            streamSession.put(device.getDeviceId(), channelId,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()).getCallId(), ssrcInfo.getStream(), ssrcInfo.getSsrc(), mediaServerItem.getId(), response, InviteSessionType.PLAYBACK);

            okEvent.response(event);

        });

        if (inviteStreamCallback != null) {

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

        }

    }



    /**

@@ -470,10 +473,11 @@
     */

    @Override

    public void downloadStreamCmd(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,

                                  String startTime, String endTime, int downloadSpeed, InviteStreamCallback inviteStreamCallback, InviteStreamCallback hookEvent,

                                  SipSubscribe.Event errorEvent) throws InvalidArgumentException, SipException, ParseException {

                                  String startTime, String endTime, int downloadSpeed,

                                  ZlmHttpHookSubscribe.Event hookEvent,

                                  SipSubscribe.Event errorEvent,SipSubscribe.Event okEvent) throws InvalidArgumentException, SipException, ParseException {



        logger.info("{} 分配的ZLM为: {} [{}:{}]", ssrcInfo.getStream(), mediaServerItem.getId(), mediaServerItem.getIp(), ssrcInfo.getPort());

        logger.info("{} 分配的ZLM为: {} [{}:{}]", ssrcInfo.getStream(), mediaServerItem.getId(), mediaServerItem.getSdpIp(), ssrcInfo.getPort());

        String sdpIp;

        if (!ObjectUtils.isEmpty(device.getSdpIp())) {

            sdpIp = device.getSdpIp();

@@ -540,11 +544,14 @@
        content.append("a=downloadspeed:" + downloadSpeed + "\r\n");



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

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

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

        HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", 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.response(mediaServerItemInUse, json);

            subscribe.removeSubscribe(hookSubscribe);

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

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

@@ -553,7 +560,7 @@
                    (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());

@@ -561,15 +568,19 @@
                    });

        });



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

        if (inviteStreamCallback != null) {

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

        }

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



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

            ResponseEvent responseEvent = (ResponseEvent) okEvent.event;

        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);

            }

            streamSession.put(device.getDeviceId(), channelId, response.getCallIdHeader().getCallId(), ssrcInfo.getStream(), ssrc, mediaServerItem.getId(), response, InviteSessionType.DOWNLOAD);

            okEvent.response(event);

        });

    }



@@ -801,7 +812,6 @@
     *

     * @param device      视频设备

     * @param channelId      通道id，非通道则是设备本身

     * @param frontCmd     上级平台的指令，如果存在则直接下发

     * @param enabled     看守位使能：1 = 开启，0 = 关闭

     * @param resetTime   自动归位时间间隔，开启看守位时使用，单位:秒(s)

     * @param presetIndex 调用预置位编号，开启看守位时使用，取值范围0~255

@@ -924,8 +934,6 @@
        catalogXml.append("<SN>" + (int) ((Math.random() * 9 + 1) * 100000) + "</SN>\r\n");

        catalogXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");

        catalogXml.append("</Query>\r\n");



        


        Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), null, SipUtils.getNewFromTag(), null,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()));



@@ -1127,7 +1135,6 @@
        }

        cmdXml.append("</Query>\r\n");



        


        Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null,sipSender.getNewCallIdHeader(sipLayer.getLocalIp(device.getLocalIp()),device.getTransport()));

        sipSender.transmitRequest(sipLayer.getLocalIp(device.getLocalIp()), request, errorEvent);

@@ -1183,7 +1190,7 @@
        CallIdHeader callIdHeader;



        if (requestOld != null) {

            callIdHeader = sipLayer.getSipFactory().createHeaderFactory().createCallIdHeader(requestOld.getCallIdHeader().getCallId());

            callIdHeader = SipFactory.getInstance().createHeaderFactory().createCallIdHeader(requestOld.getCallIdHeader().getCallId());

        } else {

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

        }

@@ -1258,7 +1265,7 @@
        CallIdHeader callIdHeader;



        if (requestOld != null) {

            callIdHeader = sipLayer.getSipFactory().createHeaderFactory().createCallIdHeader(requestOld.getCallIdHeader().getCallId());

            callIdHeader = SipFactory.getInstance().createHeaderFactory().createCallIdHeader(requestOld.getCallIdHeader().getCallId());

        } else {

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

        }

@@ -1376,7 +1383,7 @@
        if (device == null) {

            return;

        }

        logger.info("[发送 报警通知] {}/{}->{},{}", device.getDeviceId(), deviceAlarm.getChannelId(),

        logger.info("[发送报警通知]设备： {}/{}->{},{}", device.getDeviceId(), deviceAlarm.getChannelId(),

                deviceAlarm.getLongitude(), deviceAlarm.getLatitude());



        String characterSet = device.getCharset();