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增加历史媒体下载信令及API支持

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This commit is contained in:
lawrencehj
2021-07-23 17:01:52 +08:00
parent bc37cdd57b
commit 324ae744d7
5 changed files with 304 additions and 4 deletions
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13
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/ISIPCommander.java
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@@ -103,7 +103,18 @@ public interface ISIPCommander {
* @param endTime 结束时间,格式要求：yyyy-MM-dd HH:mm:ss
*/
void playbackStreamCmd(IMediaServerItem mediaServerItem,Device device, String channelId, String startTime, String endTime, ZLMHttpHookSubscribe.Event event, SipSubscribe.Event errorEvent);
/**
* 请求历史媒体下载
*
* @param device 视频设备
* @param channelId 预览通道
* @param startTime 开始时间,格式要求：yyyy-MM-dd HH:mm:ss
* @param endTime 结束时间,格式要求：yyyy-MM-dd HH:mm:ss
* @param downloadSpeed 下载倍速参数
*/
void downloadStreamCmd(IMediaServerItem mediaServerItem,Device device, String channelId, String startTime, String endTime, String downloadSpeed, ZLMHttpHookSubscribe.Event event, SipSubscribe.Event errorEvent);
/**
* 视频流停止
*

114
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
View File

@@ -555,7 +555,121 @@ public class SIPCommander implements ISIPCommander {
}
}
/**
* 请求历史媒体下载
*
* @param device 视频设备
* @param channelId 预览通道
* @param startTime 开始时间,格式要求：yyyy-MM-dd HH:mm:ss
* @param endTime 结束时间,格式要求：yyyy-MM-dd HH:mm:ss
* @param downloadSpeed 下载倍速参数
*/
@Override
public void downloadStreamCmd(IMediaServerItem mediaServerItem,Device device, String channelId, String startTime, String endTime, String downloadSpeed, ZLMHttpHookSubscribe.Event event
, SipSubscribe.Event errorEvent) {
try {
String ssrc = streamSession.createPlayBackSsrc();
String streamId = String.format("%08x", Integer.parseInt(ssrc)).toUpperCase();
Integer mediaPort = null;
// 使用动态udp端口
if (mediaServerItem.isRtpEnable()) {
mediaPort = zlmrtpServerFactory.createRTPServer(mediaServerItem, streamId);
}else {
mediaPort = mediaServerItem.getRtpProxyPort();
}
logger.info("{} 分配的ZLM为: {} [{}:{}]", streamId, mediaServerItem.getId(), mediaServerItem.getIp(), mediaPort);
// 添加订阅
JSONObject subscribeKey = new JSONObject();
subscribeKey.put("app", "rtp");
subscribeKey.put("stream", streamId);
subscribeKey.put("regist", true);
subscribeKey.put("mediaServerId", mediaServerItem.getId());
logger.debug("录像回放添加订阅，订阅内容：" + subscribeKey.toString());
subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,
(IMediaServerItem mediaServerItemInUse, JSONObject json)->{
if (userSetup.isWaitTrack() && json.getJSONArray("tracks") == null) return;
event.response(mediaServerItemInUse, json);
subscribe.removeSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey);
});
StringBuffer content = new StringBuffer(200);
content.append("v=0\r\n");
content.append("o="+sipConfig.getSipId()+" 0 0 IN IP4 "+sipConfig.getSipIp()+"\r\n");
content.append("s=Download\r\n");
content.append("u="+channelId+":0\r\n");
content.append("c=IN IP4 "+mediaServerItem.getSdpIp()+"\r\n");
content.append("t="+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime)+" "
+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime) +"\r\n");
String streamMode = device.getStreamMode().toUpperCase();
if (userSetup.isSeniorSdp()) {
if("TCP-PASSIVE".equals(streamMode)) {
content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 126 125 99 34 98 97\r\n");
}else if ("TCP-ACTIVE".equals(streamMode)) {
content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 126 125 99 34 98 97\r\n");
}else if("UDP".equals(streamMode)) {
content.append("m=video "+ mediaPort +" RTP/AVP 96 126 125 99 34 98 97\r\n");
}
content.append("a=recvonly\r\n");
content.append("a=rtpmap:96 PS/90000\r\n");
content.append("a=fmtp:126 profile-level-id=42e01e\r\n");
content.append("a=rtpmap:126 H264/90000\r\n");
content.append("a=rtpmap:125 H264S/90000\r\n");
content.append("a=fmtp:125 profile-level-id=42e01e\r\n");
content.append("a=rtpmap:99 MP4V-ES/90000\r\n");
content.append("a=fmtp:99 profile-level-id=3\r\n");
content.append("a=rtpmap:98 H264/90000\r\n");
content.append("a=rtpmap:97 MPEG4/90000\r\n");
if("TCP-PASSIVE".equals(streamMode)){ // tcp被动模式
content.append("a=setup:passive\r\n");
content.append("a=connection:new\r\n");
}else if ("TCP-ACTIVE".equals(streamMode)) { // tcp主动模式
content.append("a=setup:active\r\n");
content.append("a=connection:new\r\n");
}
}else {
if("TCP-PASSIVE".equals(streamMode)) {
content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 98 97\r\n");
}else if ("TCP-ACTIVE".equals(streamMode)) {
content.append("m=video "+ mediaPort +" TCP/RTP/AVP 96 98 97\r\n");
}else if("UDP".equals(streamMode)) {
content.append("m=video "+ mediaPort +" RTP/AVP 96 98 97\r\n");
}
content.append("a=recvonly\r\n");
content.append("a=rtpmap:96 PS/90000\r\n");
content.append("a=rtpmap:98 H264/90000\r\n");
content.append("a=rtpmap:97 MPEG4/90000\r\n");
if("TCP-PASSIVE".equals(streamMode)){ // tcp被动模式
content.append("a=setup:passive\r\n");
content.append("a=connection:new\r\n");
}else if ("TCP-ACTIVE".equals(streamMode)) { // tcp主动模式
content.append("a=setup:active\r\n");
content.append("a=connection:new\r\n");
}
}
content.append("a=downloadspeed:" + downloadSpeed + "\r\n");
content.append("y="+ssrc+"\r\n");//ssrc
String tm = Long.toString(System.currentTimeMillis());
CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
: udpSipProvider.getNewCallId();
Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, "fromplybck" + tm, null, callIdHeader);
ClientTransaction transaction = transmitRequest(device, request, errorEvent);
streamSession.put(device.getDeviceId(), channelId, ssrc, streamId, transaction);
} catch ( SipException | ParseException | InvalidArgumentException e) {
e.printStackTrace();
}
}
/**
* 视频流停止, 不使用回调