648540858
2023-05-04 381c3bdc2079ece5147cf4cee004e9071edadf7a
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
@@ -5,6 +5,7 @@
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.*;
import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
import com.genersoft.iot.vmp.gb28181.session.SSRCFactory;
import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;
import com.genersoft.iot.vmp.gb28181.transmit.SIPSender;
@@ -72,6 +73,9 @@
    @Autowired
    private IRedisCatchStorage redisCatchStorage;
    @Autowired
    private SSRCFactory ssrcFactory;
    @Autowired
    private DynamicTask dynamicTask;
@@ -241,18 +245,15 @@
                String contentString = new String(request.getRawContent());
                // jainSip不支持y=字段, 移除以解析。
                int ssrcIndex = contentString.indexOf("y=");
                // 检查是否有y字段
                String ssrcDefault = "0000000000";
                String ssrc;
                int ssrcIndex = contentString.indexOf("y=");
                SessionDescription sdp;
                if (ssrcIndex >= 0) {
                    //ssrc规定长度为10个字节,不取余下长度以避免后续还有“f=”字段
                    ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                    String substring = contentString.substring(0, contentString.indexOf("y="));
                    String substring = contentString.substring(0, ssrcIndex);
                    sdp = SdpFactory.getInstance().createSessionDescription(substring);
                } else {
                    ssrc = ssrcDefault;
                    sdp = SdpFactory.getInstance().createSessionDescription(contentString);
                }
                String sessionName = sdp.getSessionName().getValue();
@@ -316,7 +317,7 @@
                String username = sdp.getOrigin().getUsername();
                String addressStr = sdp.getConnection().getAddress();
                logger.info("[上级点播]用户:{}, 通道:{}, 地址:{}:{}, ssrc:{}", username, channelId, addressStr, port, ssrc);
                Device device = null;
                // 通过 channel 和 gbStream 是否为null 值判断来源是直播流合适国标
                if (channel != null) {
@@ -340,6 +341,25 @@
                        }
                        return;
                    }
                    String ssrc;
                    if (userSetting.getUseCustomSsrcForParentInvite() || ssrcIndex < 0) {
                        // 上级平台点播时不使用上级平台指定的ssrc,使用自定义的ssrc,参考国标文档-点播外域设备媒体流SSRC处理方式
                        ssrc = "Play".equalsIgnoreCase(sessionName) ? ssrcFactory.getPlaySsrc(mediaServerItem.getId()) : ssrcFactory.getPlayBackSsrc(mediaServerItem.getId());
                    }else {
                        ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                    }
                    String streamTypeStr = null;
                    if (mediaTransmissionTCP) {
                        if (tcpActive) {
                            streamTypeStr = "TCP-ACTIVE";
                        }else {
                            streamTypeStr = "TCP-PASSIVE";
                        }
                    }else {
                        streamTypeStr = "UDP";
                    }
                    logger.info("[上级点播] 平台:{}, 通道:{}, 收流地址:{}:{},收流方式:{}, ssrc:{}", username, channelId, addressStr, port, streamTypeStr, ssrc);
                    SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(mediaServerItem, addressStr, port, ssrc, requesterId,
                            device.getDeviceId(), channelId, mediaTransmissionTCP, platform.isRtcp());
@@ -405,12 +425,8 @@
                            }, 60 * 1000);
                            responseSdpAck(request, content.toString(), platform);
                        } catch (SipException e) {
                            e.printStackTrace();
                        } catch (InvalidArgumentException e) {
                            e.printStackTrace();
                        } catch (ParseException e) {
                            e.printStackTrace();
                        } catch (SipException | InvalidArgumentException | ParseException e) {
                            logger.error("[命令发送失败] 国标级联 回复SdpAck", e);
                        }
                    };
                    SipSubscribe.Event errorEvent = ((event) -> {
@@ -419,13 +435,13 @@
                            Response response = getMessageFactory().createResponse(event.statusCode, evt.getRequest());
                            sipSender.transmitRequest(request.getLocalAddress().getHostAddress(), response);
                        } catch (ParseException | SipException  e) {
                            e.printStackTrace();
                            logger.error("未处理的异常 ", e);
                        }
                    });
                    sendRtpItem.setApp("rtp");
                    if ("Playback".equalsIgnoreCase(sessionName)) {
                        sendRtpItem.setPlayType(InviteStreamType.PLAYBACK);
                        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, null, device.isSsrcCheck(), true);
                        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, null, null, device.isSsrcCheck(), true, 0, false, device.getStreamModeForParam());
                        sendRtpItem.setStreamId(ssrcInfo.getStream());
                        // 写入redis, 超时时回复
                        redisCatchStorage.updateSendRTPSever(sendRtpItem);
@@ -465,23 +481,24 @@
                            }
                        }
                        if (playTransaction == null) {
                            // 被点播的通道目前未被点播,则开始点播
                            String streamId = null;
                            if (mediaServerItem.isRtpEnable()) {
                                streamId = String.format("%s_%s", device.getDeviceId(), channelId);
                            }
                            SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, null, device.isSsrcCheck(), false);
                            SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, ssrc, device.isSsrcCheck(), false, 0, false, device.getStreamModeForParam());
                            logger.info(JSONObject.toJSONString(ssrcInfo));
                            sendRtpItem.setStreamId(ssrcInfo.getStream());
                            sendRtpItem.setSsrc(ssrc.equals(ssrcDefault) ? ssrcInfo.getSsrc() : ssrc);
//                            sendRtpItem.setSsrc(ssrcInfo.getSsrc());
                            // 写入redis, 超时时回复
                            redisCatchStorage.updateSendRTPSever(sendRtpItem);
                            MediaServerItem finalMediaServerItem = mediaServerItem;
                            playService.play(mediaServerItem, ssrcInfo, device, channelId, hookEvent, errorEvent, (code, msg) -> {
                                logger.info("[上级点播]超时, 用户:{}, 通道:{}", username, channelId);
                                redisCatchStorage.deleteSendRTPServer(platform.getServerGBId(), channelId, callIdHeader.getCallId(), null);
                            });
                        } else {
                            sendRtpItem.setStreamId(playTransaction.getStream());
                            // 写入redis, 超时时回复
                            redisCatchStorage.updateSendRTPSever(sendRtpItem);
@@ -492,6 +509,15 @@
                        }
                    }
                } else if (gbStream != null) {
                    String ssrc;
                    if (userSetting.getUseCustomSsrcForParentInvite() || ssrcIndex < 0) {
                        // 上级平台点播时不使用上级平台指定的ssrc,使用自定义的ssrc,参考国标文档-点播外域设备媒体流SSRC处理方式
                        ssrc = "Play".equalsIgnoreCase(sessionName) ? ssrcFactory.getPlaySsrc(mediaServerItem.getId()) : ssrcFactory.getPlayBackSsrc(mediaServerItem.getId());
                    }else {
                        ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                    }
                    if("push".equals(gbStream.getStreamType())) {
                        if (streamPushItem != null && streamPushItem.isPushIng()) {
                            // 推流状态
@@ -521,7 +547,7 @@
        } catch (SdpParseException e) {
            logger.error("sdp解析错误", e);
        } catch (SdpException e) {
            e.printStackTrace();
            logger.error("未处理的异常 ", e);
        }
    }
@@ -676,11 +702,11 @@
                    mediaListManager.removedChannelOnlineEventLister(gbStream.getApp(), gbStream.getStream());
                    responseAck(request, Response.REQUEST_TIMEOUT); // 超时
                } catch (SipException e) {
                    e.printStackTrace();
                    logger.error("未处理的异常 ", e);
                } catch (InvalidArgumentException e) {
                    e.printStackTrace();
                    logger.error("未处理的异常 ", e);
                } catch (ParseException e) {
                    e.printStackTrace();
                    logger.error("未处理的异常 ", e);
                }
            }, userSetting.getPlatformPlayTimeout());
            // 添加监听
@@ -699,11 +725,11 @@
                        try {
                            responseAck(request, Response.BUSY_HERE);
                        } catch (SipException e) {
                            e.printStackTrace();
                            logger.error("未处理的异常 ", e);
                        } catch (InvalidArgumentException e) {
                            e.printStackTrace();
                            logger.error("未处理的异常 ", e);
                        } catch (ParseException e) {
                            e.printStackTrace();
                            logger.error("未处理的异常 ", e);
                        }
                        return;
                    }
@@ -761,11 +787,11 @@
                        try {
                            responseAck(request, Response.BUSY_HERE);
                        } catch (SipException e) {
                            e.printStackTrace();
                            logger.error("未处理的异常 ", e);
                        } catch (InvalidArgumentException e) {
                            e.printStackTrace();
                            logger.error("未处理的异常 ", e);
                        } catch (ParseException e) {
                            e.printStackTrace();
                            logger.error("未处理的异常 ", e);
                        }
                        return;
                    }
@@ -818,7 +844,13 @@
        content.append("s=Play\r\n");
        content.append("c=IN IP4 " + mediaServerItem.getSdpIp() + "\r\n");
        content.append("t=0 0\r\n");
        content.append("m=video " + sendRtpItem.getLocalPort() + " RTP/AVP 96\r\n");
        // 非严格模式端口不统一, 增加兼容性,修改为一个不为0的端口
        int localPort = sendRtpItem.getLocalPort();
        if(localPort == 0)
        {
            localPort = new Random().nextInt(65535) + 1;
        }
        content.append("m=video " + localPort + " RTP/AVP 96\r\n");
        content.append("a=sendonly\r\n");
        content.append("a=rtpmap:96 PS/90000\r\n");
        if (sendRtpItem.isTcp()) {
@@ -835,11 +867,11 @@
        try {
            return responseSdpAck(request, content.toString(), platform);
        } catch (SipException e) {
            e.printStackTrace();
            logger.error("未处理的异常 ", e);
        } catch (InvalidArgumentException e) {
            e.printStackTrace();
            logger.error("未处理的异常 ", e);
        } catch (ParseException e) {
            e.printStackTrace();
            logger.error("未处理的异常 ", e);
        }
        return null;
    }