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Merge remote-tracking branch 'origin/wvp-28181-2.0' into wvp-28181-2.0

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648540858 2021-11-22 14:36:14 +08:00
commit 3e76214d07
1 changed files with 14 additions and 5 deletions
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19
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
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@ -138,12 +138,21 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
// 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， 移除移除以解析。
// jainSip不支持y=字段， 移除以解析。
int ssrcIndex = contentString.indexOf("y=");
//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
String ssrc = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
String substring = contentString.substring(0, contentString.indexOf("y="));
SessionDescription sdp = SdpFactory.getInstance().createSessionDescription(substring);
// 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);
}
// 获取支持的格式
Vector mediaDescriptions = sdp.getMediaDescriptions(true);