| | |
| | | package com.genersoft.iot.vmp.media.zlm; |
| | | |
| | | import com.alibaba.fastjson.JSONArray; |
| | | import com.alibaba.fastjson.JSONObject; |
| | | import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem; |
| | | import com.genersoft.iot.vmp.gb28181.session.SsrcUtil; |
| | |
| | | |
| | | private int currentPort = 0; |
| | | |
| | | private Map<String, Integer> currentStreams = null; |
| | | |
| | | public int createRTPServer(String streamId) { |
| | | if (currentStreams == null) { |
| | | currentStreams = new HashMap<>(); |
| | | JSONObject jsonObject = zlmresTfulUtils.listRtpServer(); |
| | | JSONArray data = jsonObject.getJSONArray("data"); |
| | | if (data != null) { |
| | | for (int i = 0; i < data.size(); i++) { |
| | | JSONObject dataItem = data.getJSONObject(i); |
| | | currentStreams.put(dataItem.getString("stream_id"), dataItem.getInteger("port")); |
| | | } |
| | | } |
| | | } |
| | | // 已经在推流 |
| | | if (currentStreams.get(streamId) != null) { |
| | | Map<String, Object> closeRtpServerParam = new HashMap<>(); |
| | | closeRtpServerParam.put("stream_id", streamId); |
| | | zlmresTfulUtils.closeRtpServer(closeRtpServerParam); |
| | | currentStreams.remove(streamId); |
| | | } |
| | | |
| | | Map<String, Object> param = new HashMap<>(); |
| | | int result = -1; |
| | | int newPort = getPortFromUdpPortRange(); |
| | |
| | | param.put("enable_tcp", 1); |
| | | param.put("stream_id", streamId); |
| | | JSONObject jsonObject = zlmresTfulUtils.openRtpServer(param); |
| | | System.out.println(jsonObject); |
| | | |
| | | if (jsonObject != null) { |
| | | switch (jsonObject.getInteger("code")){ |
| | | case 0: |
| | | result= newPort; |
| | | break; |
| | | case -300: // id已经存在 |
| | | case -300: // id已经存在, 可能已经在其他端口推流 |
| | | Map<String, Object> closeRtpServerParam = new HashMap<>(); |
| | | closeRtpServerParam.put("stream_id", streamId); |
| | | zlmresTfulUtils.closeRtpServer(closeRtpServerParam); |
| | | result = newPort; |
| | | break; |
| | | case -400: // 端口占用 |
| | |
| | | } |
| | | |
| | | /** |
| | | * 创建一个推流 |
| | | * 创建一个国标推流 |
| | | * @param ip 推流ip |
| | | * @param port 推流端口 |
| | | * @param ssrc 推流唯一标识 |
| | |
| | | sendRtpItem.setSsrc(ssrc); |
| | | sendRtpItem.setPlatformId(platformId); |
| | | sendRtpItem.setDeviceId(deviceId); |
| | | sendRtpItem.setChannelId(channelId); |
| | | sendRtpItem.setTcp(tcp); |
| | | sendRtpItem.setApp("rtp"); |
| | | sendRtpItem.setLocalPort(localPort); |
| | | return sendRtpItem; |
| | | } |
| | | |
| | | /** |
| | | * 创建一个直播推流 |
| | | * @param ip 推流ip |
| | | * @param port 推流端口 |
| | | * @param ssrc 推流唯一标识 |
| | | * @param platformId 平台id |
| | | * @param channelId 通道id |
| | | * @param tcp 是否为tcp |
| | | * @return SendRtpItem |
| | | */ |
| | | public SendRtpItem createSendRtpItem(String ip, int port, String ssrc, String platformId, String app, String stream, String channelId, boolean tcp){ |
| | | String playSsrc = SsrcUtil.getPlaySsrc(); |
| | | int localPort = createRTPServer(SsrcUtil.getPlaySsrc()); |
| | | if (localPort != -1) { |
| | | closeRTPServer(playSsrc); |
| | | }else { |
| | | logger.error("没有可用的端口"); |
| | | return null; |
| | | } |
| | | SendRtpItem sendRtpItem = new SendRtpItem(); |
| | | sendRtpItem.setIp(ip); |
| | | sendRtpItem.setPort(port); |
| | | sendRtpItem.setSsrc(ssrc); |
| | | sendRtpItem.setApp(app); |
| | | sendRtpItem.setStreamId(stream); |
| | | sendRtpItem.setPlatformId(platformId); |
| | | sendRtpItem.setChannelId(channelId); |
| | | sendRtpItem.setTcp(tcp); |
| | | sendRtpItem.setLocalPort(localPort); |
| | |
| | | } |
| | | |
| | | /** |
| | | * 查询待转推的流是否就绪 |
| | | */ |
| | | public Boolean isStreamReady(String app, String streamId) { |
| | | JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(app, "rtmp", streamId); |
| | | return (mediaInfo.getInteger("code") == 0 && mediaInfo.getBoolean("online")); |
| | | } |
| | | |
| | | /** |
| | | * 查询转推的流是否有其它观看者 |
| | | * @param streamId |
| | | * @return |
| | | */ |
| | | public int totalReaderCount(String app, String streamId) { |
| | | JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(app, "rtmp", streamId); |
| | | return mediaInfo.getInteger("totalReaderCount"); |
| | | } |
| | | |
| | | /** |
| | | * 调用zlm RESTful API —— stopSendRtp |
| | | */ |
| | | public Boolean stopSendRtpStream(Map<String, Object>param) { |