revid-cli: allow setting of udp address through revid-cli options

revid/config.go

@@ -316,5 +316,9 @@ func (c *Config) Validate(r *Revid) error {
 			return errors.New("quantisation not unsigned integer or is over threshold")
 		}
 	}
+
+	if c.UdpAddress == "" {
+		c.UdpAddress = defaultUdpAddr
+	}
 	return nil
 }

revid/revid.go

@@ -228,7 +228,7 @@ func (r *Revid) reset(config Config) error {
 	case Http:
 		r.destination = newHttpSender(r.ns, r.config.Logger.Log)
 	case Udp:
-		s, err := newUdpSender(defaultUdpAddr, r.config.Logger.Log)
+		s, err := newUdpSender(r.config.UdpAddress, r.config.Logger.Log)
 		if err != nil {
 			return err
 		}