Merge branch '648540858:wvp-28181-2.0' into wvp-28181-2.0

mk1990

2022-05-06 a2182b5a7ba0ffbba960e774e019a707b5bf26bb

 src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java

@@ -25,7 +25,9 @@
     * */
    public static String getChannelIdFromHeader(Request request) {
        Header subject = request.getHeader("subject");
        if (subject == null) return null;
        if (subject == null) {
            return null;
        }
        return ((Subject) subject).getSubject().split(":")[0];
    }