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@ -14,6 +14,7 @@ import javax.sip.message.Response; |
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import com.genersoft.iot.vmp.conf.MediaServerConfig; |
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import com.genersoft.iot.vmp.gb28181.bean.Device; |
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import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel; |
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import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform; |
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import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem; |
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import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander; |
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import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform; |
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@ -74,144 +75,216 @@ public class InviteRequestProcessor extends SIPRequestAbstractProcessor { |
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Request request = evt.getRequest(); |
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SipURI sipURI = (SipURI) request.getRequestURI(); |
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String channelId = sipURI.getUser(); |
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String platformId = null; |
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String requesterId = null; |
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FromHeader fromHeader = (FromHeader)request.getHeader(FromHeader.NAME); |
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AddressImpl address = (AddressImpl) fromHeader.getAddress(); |
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SipUri uri = (SipUri) address.getURI(); |
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platformId = uri.getUser(); |
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requesterId = uri.getUser(); |
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if (platformId == null || channelId == null) { |
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logger.info("无法从FromHeader的Address中获取到平台id，返回404"); |
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if (requesterId == null || channelId == null) { |
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logger.info("无法从FromHeader的Address中获取到平台id，返回400"); |
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responseAck(evt, Response.BAD_REQUEST); // 参数不全， 发400，请求错误
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return; |
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} |
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// 查询平台下是否有该通道
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DeviceChannel channel = storager.queryChannelInParentPlatform(platformId, channelId); |
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if (channel == null) { |
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logger.info("通道不存在，返回404"); |
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responseAck(evt, Response.NOT_FOUND); // 通道不存在，发404，资源不存在
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return; |
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}else { |
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responseAck(evt, Response.TRYING); // 通道存在，发100，trying
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} |
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// 解析sdp消息, 使用jainsip 自带的sdp解析方式
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String contentString = new String(request.getRawContent()); |
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// jainSip不支持y=字段， 移除移除以解析。
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int ssrcIndex = contentString.indexOf("y="); |
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String ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12); |
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//ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段
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// String ssrc = contentString.substring(ssrcIndex + 2, contentString.length())
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// .replace("\r\n", "").replace("\n", "");
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String substring = contentString.substring(0, contentString.indexOf("y=")); |
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SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring); |
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// 获取支持的格式
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Vector mediaDescriptions = sdp.getMediaDescriptions(true); |
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// 查看是否支持PS 负载96
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//String ip = null;
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int port = -1; |
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//boolean recvonly = false;
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boolean mediaTransmissionTCP = false; |
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Boolean tcpActive = null; |
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for (int i = 0; i < mediaDescriptions.size(); i++) { |
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MediaDescription mediaDescription = (MediaDescription)mediaDescriptions.get(i); |
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Media media = mediaDescription.getMedia(); |
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Vector mediaFormats = media.getMediaFormats(false); |
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if (mediaFormats.contains("96")) { |
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port = media.getMediaPort(); |
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//String mediaType = media.getMediaType();
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String protocol = media.getProtocol(); |
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// 区分TCP发流还是udp， 当前默认udp
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if ("TCP/RTP/AVP".equals(protocol)) { |
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String setup = mediaDescription.getAttribute("setup"); |
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if (setup != null) { |
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mediaTransmissionTCP = true; |
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if ("active".equals(setup)) { |
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tcpActive = true; |
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}else if ("passive".equals(setup)) { |
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tcpActive = false; |
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// 查询请求方是否上级平台
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ParentPlatform platform = storager.queryParentPlatById(requesterId); |
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if (platform != null) { |
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// 查询平台下是否有该通道
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DeviceChannel channel = storager.queryChannelInParentPlatform(requesterId, channelId); |
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if (channel == null) { |
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logger.info("通道不存在，返回404"); |
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responseAck(evt, Response.NOT_FOUND); // 通道不存在，发404，资源不存在
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return; |
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}else { |
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responseAck(evt, Response.CALL_IS_BEING_FORWARDED); // 通道存在，发181，呼叫转接中
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} |
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// 解析sdp消息, 使用jainsip 自带的sdp解析方式
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String contentString = new String(request.getRawContent()); |
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// jainSip不支持y=字段， 移除移除以解析。
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int ssrcIndex = contentString.indexOf("y="); |
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//ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段
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String ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12); |
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String substring = contentString.substring(0, contentString.indexOf("y=")); |
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SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring); |
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// 获取支持的格式
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Vector mediaDescriptions = sdp.getMediaDescriptions(true); |
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// 查看是否支持PS 负载96
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//String ip = null;
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int port = -1; |
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//boolean recvonly = false;
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boolean mediaTransmissionTCP = false; |
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Boolean tcpActive = null; |
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for (int i = 0; i < mediaDescriptions.size(); i++) { |
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MediaDescription mediaDescription = (MediaDescription)mediaDescriptions.get(i); |
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Media media = mediaDescription.getMedia(); |
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Vector mediaFormats = media.getMediaFormats(false); |
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if (mediaFormats.contains("96")) { |
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port = media.getMediaPort(); |
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//String mediaType = media.getMediaType();
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String protocol = media.getProtocol(); |
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// 区分TCP发流还是udp， 当前默认udp
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if ("TCP/RTP/AVP".equals(protocol)) { |
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String setup = mediaDescription.getAttribute("setup"); |
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if (setup != null) { |
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mediaTransmissionTCP = true; |
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if ("active".equals(setup)) { |
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tcpActive = true; |
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}else if ("passive".equals(setup)) { |
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tcpActive = false; |
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} |
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} |
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} |
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break; |
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} |
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break; |
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} |
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} |
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if (port == -1) { |
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logger.info("不支持的媒体格式，返回415"); |
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// 回复不支持的格式
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responseAck(evt, Response.UNSUPPORTED_MEDIA_TYPE); // 不支持的格式，发415
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return; |
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} |
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String username = sdp.getOrigin().getUsername(); |
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String addressStr = sdp.getOrigin().getAddress(); |
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//String sessionName = sdp.getSessionName().getValue();
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logger.info("[上级点播]用户：{}， 地址：{}:{}， ssrc：{}", username, addressStr, port, ssrc); |
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Device device = storager.queryVideoDeviceByPlatformIdAndChannelId(platformId, channelId); |
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if (device == null) { |
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logger.warn("点播平台{}的通道{}时未找到设备信息", platformId, channel); |
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responseAck(evt, Response.SERVER_INTERNAL_ERROR); |
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return; |
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} |
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SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(addressStr, port, ssrc, platformId, device.getDeviceId(), channelId, |
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mediaTransmissionTCP); |
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if (tcpActive != null) { |
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sendRtpItem.setTcpActive(tcpActive); |
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} |
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if (sendRtpItem == null) { |
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logger.warn("服务器端口资源不足"); |
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responseAck(evt, Response.BUSY_HERE); |
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return; |
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} |
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if (port == -1) { |
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logger.info("不支持的媒体格式，返回415"); |
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// 回复不支持的格式
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responseAck(evt, Response.UNSUPPORTED_MEDIA_TYPE); // 不支持的格式，发415
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return; |
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} |
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String username = sdp.getOrigin().getUsername(); |
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String addressStr = sdp.getOrigin().getAddress(); |
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//String sessionName = sdp.getSessionName().getValue();
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logger.info("[上级点播]用户：{}， 地址：{}:{}， ssrc：{}", username, addressStr, port, ssrc); |
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Device device = storager.queryVideoDeviceByPlatformIdAndChannelId(requesterId, channelId); |
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if (device == null) { |
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logger.warn("点播平台{}的通道{}时未找到设备信息", requesterId, channel); |
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responseAck(evt, Response.SERVER_INTERNAL_ERROR); |
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return; |
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} |
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SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(addressStr, port, ssrc, requesterId, device.getDeviceId(), channelId, |
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mediaTransmissionTCP); |
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if (tcpActive != null) { |
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sendRtpItem.setTcpActive(tcpActive); |
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} |
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if (sendRtpItem == null) { |
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logger.warn("服务器端口资源不足"); |
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responseAck(evt, Response.BUSY_HERE); |
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return; |
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} |
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// 写入redis， 超时时回复
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redisCatchStorage.updateSendRTPSever(sendRtpItem); |
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// 通知下级推流，
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PlayResult playResult = playService.play(device.getDeviceId(), channelId, (responseJSON)->{ |
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// 收到推流， 回复200OK, 等待ack
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sendRtpItem.setStatus(1); |
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// 写入redis， 超时时回复
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redisCatchStorage.updateSendRTPSever(sendRtpItem); |
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// TODO 添加对tcp的支持
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MediaServerConfig mediaInfo = redisCatchStorage.getMediaInfo(); |
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StringBuffer content = new StringBuffer(200); |
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content.append("v=0\r\n"); |
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content.append("o="+"00000"+" 0 0 IN IP4 "+mediaInfo.getWanIp()+"\r\n"); |
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content.append("s=Play\r\n"); |
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content.append("c=IN IP4 "+mediaInfo.getWanIp()+"\r\n"); |
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content.append("t=0 0\r\n"); |
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content.append("m=video "+ sendRtpItem.getLocalPort()+" RTP/AVP 96\r\n"); |
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content.append("a=sendonly\r\n"); |
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content.append("a=rtpmap:96 PS/90000\r\n"); |
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content.append("y="+ ssrc + "\r\n"); |
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content.append("f=\r\n"); |
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try { |
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responseAck(evt, content.toString()); |
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} catch (SipException e) { |
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e.printStackTrace(); |
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} catch (InvalidArgumentException e) { |
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e.printStackTrace(); |
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} catch (ParseException e) { |
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e.printStackTrace(); |
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// 通知下级推流，
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PlayResult playResult = playService.play(device.getDeviceId(), channelId, (responseJSON)->{ |
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// 收到推流， 回复200OK, 等待ack
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sendRtpItem.setStatus(1); |
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redisCatchStorage.updateSendRTPSever(sendRtpItem); |
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// TODO 添加对tcp的支持
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MediaServerConfig mediaInfo = redisCatchStorage.getMediaInfo(); |
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StringBuffer content = new StringBuffer(200); |
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content.append("v=0\r\n"); |
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content.append("o="+"00000"+" 0 0 IN IP4 "+mediaInfo.getWanIp()+"\r\n"); |
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content.append("s=Play\r\n"); |
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content.append("c=IN IP4 "+mediaInfo.getWanIp()+"\r\n"); |
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content.append("t=0 0\r\n"); |
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content.append("m=video "+ sendRtpItem.getLocalPort()+" RTP/AVP 96\r\n"); |
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content.append("a=sendonly\r\n"); |
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content.append("a=rtpmap:96 PS/90000\r\n"); |
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content.append("y="+ ssrc + "\r\n"); |
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content.append("f=\r\n"); |
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try { |
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responseAck(evt, content.toString()); |
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} catch (SipException e) { |
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e.printStackTrace(); |
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} catch (InvalidArgumentException e) { |
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e.printStackTrace(); |
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} catch (ParseException e) { |
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e.printStackTrace(); |
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} |
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},(event -> { |
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// 未知错误。直接转发设备点播的错误
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Response response = null; |
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try { |
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response = getMessageFactory().createResponse(event.getResponse().getStatusCode(), evt.getRequest()); |
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getServerTransaction(evt).sendResponse(response); |
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} catch (ParseException | SipException | InvalidArgumentException e) { |
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e.printStackTrace(); |
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} |
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})); |
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if (logger.isDebugEnabled()) { |
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logger.debug(playResult.getResult().toString()); |
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} |
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},(event -> { |
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// 未知错误。直接转发设备点播的错误
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Response response = null; |
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try { |
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response = getMessageFactory().createResponse(event.getResponse().getStatusCode(), evt.getRequest()); |
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getServerTransaction(evt).sendResponse(response); |
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} catch (ParseException | SipException | InvalidArgumentException e) { |
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e.printStackTrace(); |
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} else { |
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// 非上级平台请求，查询是否设备请求（通常为接收语音广播的设备）
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Device device = storager.queryVideoDevice(requesterId); |
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if (device != null) { |
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logger.info("收到设备" + requesterId + "的语音广播Invite请求"); |
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responseAck(evt, Response.TRYING); |
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String contentString = new String(request.getRawContent()); |
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// jainSip不支持y=字段， 移除移除以解析。
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String substring = contentString; |
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String ssrc = "0000000404"; |
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int ssrcIndex = contentString.indexOf("y="); |
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if (ssrcIndex > 0) { |
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substring = contentString.substring(0, ssrcIndex); |
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ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12); |
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} |
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ssrcIndex = substring.indexOf("f="); |
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if (ssrcIndex > 0) { |
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substring = contentString.substring(0, ssrcIndex); |
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} |
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SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring); |
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// 获取支持的格式
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Vector mediaDescriptions = sdp.getMediaDescriptions(true); |
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// 查看是否支持PS 负载96
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int port = -1; |
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//boolean recvonly = false;
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boolean mediaTransmissionTCP = false; |
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Boolean tcpActive = null; |
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for (int i = 0; i < mediaDescriptions.size(); i++) { |
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MediaDescription mediaDescription = (MediaDescription)mediaDescriptions.get(i); |
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Media media = mediaDescription.getMedia(); |
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Vector mediaFormats = media.getMediaFormats(false); |
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if (mediaFormats.contains("8")) { |
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port = media.getMediaPort(); |
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String protocol = media.getProtocol(); |
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// 区分TCP发流还是udp， 当前默认udp
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if ("TCP/RTP/AVP".equals(protocol)) { |
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String setup = mediaDescription.getAttribute("setup"); |
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if (setup != null) { |
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mediaTransmissionTCP = true; |
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if ("active".equals(setup)) { |
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tcpActive = true; |
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} else if ("passive".equals(setup)) { |
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tcpActive = false; |
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} |
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} |
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} |
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break; |
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} |
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} |
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if (port == -1) { |
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logger.info("不支持的媒体格式，返回415"); |
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// 回复不支持的格式
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responseAck(evt, Response.UNSUPPORTED_MEDIA_TYPE); // 不支持的格式，发415
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return; |
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} |
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String username = sdp.getOrigin().getUsername(); |
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String addressStr = sdp.getOrigin().getAddress(); |
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logger.info("设备{}请求语音流，地址：{}:{}，ssrc：{}", username, addressStr, port, ssrc); |
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} else { |
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logger.warn("来自无效设备/平台的请求"); |
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responseAck(evt, Response.BAD_REQUEST); |
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} |
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})); |
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|
if (logger.isDebugEnabled()) { |
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|
|
logger.debug(playResult.getResult().toString()); |
|
|
|
} |
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|
|
|
|
|
|
} catch (SipException | InvalidArgumentException | ParseException e) { |
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|
lawrencehj
4 years ago