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wvp-GB28181-pro
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结构优化
648540858 2022-10-17 12:47:02 +08:00
parent 6bfd48776d
commit 6a2ff99515
2 changed files with 46 additions and 27 deletions
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67
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
View File

@ -159,12 +159,33 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
String requesterId = SipUtils.getUserIdFromFromHeader(request);
CallIdHeader callIdHeader = (CallIdHeader) request.getHeader(CallIdHeader.NAME);
ServerTransaction serverTransaction = getServerTransaction(evt);
if (requesterId == null || channelId == null) {
logger.info("无法从FromHeader的Address中获取到平台id，返回400");
if (requesterId == null) {
logger.info("无法从FromHeader的Address中获取到平台/设备id，返回400");
// 参数不全， 发400，请求错误
responseAck(serverTransaction, Response.BAD_REQUEST);
return;
}
String ssrc = null;
SessionDescription sdp = null;
String ssrcDefault = "0000000000";
if (channelId == null) {
// 解析sdp消息, 使用jainsip 自带的sdp解析方式
String contentString = new String(request.getRawContent());
// jainSip不支持y=字段， 移除以解析。
int ssrcIndex = contentString.indexOf("y=");
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="));
sdp = SdpFactory.getInstance().createSessionDescription(substring);
} else {
ssrc = ssrcDefault;
sdp = SdpFactory.getInstance().createSessionDescription(contentString);
}
channelId = sdp.getOrigin().getUsername();
}
// 查询请求是否来自上级平台\设备
@ -232,24 +253,23 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
responseAck(serverTransaction, Response.NOT_FOUND); // 通道不存在，发404，资源不存在
return;
}
// 解析sdp消息, 使用jainsip 自带的sdp解析方式
String contentString = new String(request.getRawContent());
if (sdp == null || ssrc == null) {
// 解析sdp消息, 使用jainsip 自带的sdp解析方式
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;
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="));
sdp = SdpFactory.getInstance().createSessionDescription(substring);
} else {
ssrc = ssrcDefault;
sdp = SdpFactory.getInstance().createSessionDescription(contentString);
// jainSip不支持y=字段， 移除以解析。
int ssrcIndex = contentString.indexOf("y=");
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="));
sdp = SdpFactory.getInstance().createSessionDescription(substring);
} else {
ssrc = ssrcDefault;
sdp = SdpFactory.getInstance().createSessionDescription(contentString);
}
}
String sessionName = sdp.getSessionName().getValue();
Long startTime = null;
@ -339,6 +359,7 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
Long finalStartTime = startTime;
Long finalStopTime = stopTime;
String finalChannelId = channelId;
ZlmHttpHookSubscribe.Event hookEvent = (mediaServerItemInUSe, responseJSON) -> {
String app = responseJSON.getString("app");
String stream = responseJSON.getString("stream");
@ -351,7 +372,7 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
StringBuffer content = new StringBuffer(200);
content.append("v=0\r\n");
content.append("o=" + channelId + " 0 0 IN IP4 " + mediaServerItemInUSe.getSdpIp() + "\r\n");
content.append("o=" + finalChannelId + " 0 0 IN IP4 " + mediaServerItemInUSe.getSdpIp() + "\r\n");
content.append("s=" + sessionName + "\r\n");
content.append("c=IN IP4 " + mediaServerItemInUSe.getSdpIp() + "\r\n");
if ("Playback".equalsIgnoreCase(sessionName)) {
@ -416,7 +437,7 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
if (result.getEvent() != null) {
errorEvent.response(result.getEvent());
}
redisCatchStorage.deleteSendRTPServer(platform.getServerGBId(), channelId, callIdHeader.getCallId(), null);
redisCatchStorage.deleteSendRTPServer(platform.getServerGBId(), finalChannelId, callIdHeader.getCallId(), null);
try {
responseAck(serverTransaction, Response.REQUEST_TIMEOUT);
} catch (SipException e) {
@ -461,8 +482,8 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
// 写入redis， 超时时回复
redisCatchStorage.updateSendRTPSever(sendRtpItem);
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);
logger.info("[上级点播]超时, 用户：{}， 通道：{}", username, finalChannelId);
redisCatchStorage.deleteSendRTPServer(platform.getServerGBId(), finalChannelId, callIdHeader.getCallId(), null);
}, null);
} else {
sendRtpItem.setStreamId(playTransaction.getStream());
@ -916,7 +937,7 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
Boolean streamReady = zlmrtpServerFactory.isStreamReady(mediaServerItem, app, stream);
if (streamReady) {
sendOk(device, sendRtpItem, sdp, serverTransaction, mediaServerItem, mediaTransmissionTCP, ssrc);
sendOk(device, sendRtpItem, sdp, serverTransaction, mediaServerItem, mediaTransmissionTCP, ssrc);
}else {
logger.warn("[语音通话]， 未发现待推送的流,app={},stream={}", app, stream);
playService.stopAudioBroadcast(device.getDeviceId(), audioBroadcastCatch.getChannelId());

6
src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
View File

@ -609,8 +609,6 @@ public class PlayServiceImpl implements IPlayService {
MediaServerItem mediaServerItem;
if (ObjectUtils.isEmpty(device.getMediaServerId()) || "auto".equals(device.getMediaServerId())) {
mediaServerItem = mediaServerService.getMediaServerForMinimumLoad();
} else {
mediaServerItem = mediaServerService.getOne(mediaServerId);
} else {
mediaServerItem = mediaServerService.getOne(device.getMediaServerId());
}
@ -987,9 +985,9 @@ public class PlayServiceImpl implements IPlayService {
return null;
}
MediaServerItem mediaServerItem = mediaServerService.getMediaServerForMinimumLoad();
// String app = "broadcast";
String app = "broadcast";
// TODO 从sip user agent中判断是什么品牌设备，大华默认使用talk模式，其他使用broadcast模式
String app = "talk";
// String app = "talk";
String stream = device.getDeviceId() + "_" + channelId;
StreamInfo broadcast = mediaService.getStreamInfoByAppAndStream(mediaServerItem, "broadcast", stream, null, null, null, false);
AudioBroadcastResult audioBroadcastResult = new AudioBroadcastResult();