baresip-vumeter.patch

diff --git a/include/baresip.h b/include/baresip.h
index f6d636e..2dd15f5 100644
--- a/include/baresip.h
+++ b/include/baresip.h
@@ -620,6 +620,8 @@ enum ua_event {
 	UA_EVENT_CALL_DTMF_END,
 	UA_EVENT_CALL_RTCP,
 	UA_EVENT_CALL_MENC,
+	UA_EVENT_VU_TX,
+	UA_EVENT_VU_RX,
 
 	UA_EVENT_MAX,
 };
diff --git a/modules/menu/menu.c b/modules/menu/menu.c
index 184e84f..61ae9c9 100644
--- a/modules/menu/menu.c
+++ b/modules/menu/menu.c
@@ -963,7 +963,7 @@ static void ua_event_handler(struct ua *ua, enum ua_event ev,
 	(void)prm;
 	(void)arg;
 
-#if 0
+#if 1
 	debug("menu: [ ua=%s call=%s ] event: %s (%s)\n",
 	      ua_aor(ua), call_id(call), uag_event_str(ev), prm);
 #endif
diff --git a/modules/vumeter/vumeter.c b/modules/vumeter/vumeter.c
index 952ce6b..fc41f51 100644
--- a/modules/vumeter/vumeter.c
+++ b/modules/vumeter/vumeter.c
@@ -23,6 +23,7 @@
 struct vumeter_enc {
 	struct aufilt_enc_st af;  /* inheritance */
 	struct tmr tmr;
+	const struct audio *au;
 	double avg_rec;
 	volatile bool started;
 };
@@ -30,11 +31,31 @@ struct vumeter_enc {
 struct vumeter_dec {
 	struct aufilt_dec_st af;  /* inheritance */
 	struct tmr tmr;
+	const struct audio *au;
 	double avg_play;
 	volatile bool started;
 };
 
 
+static void send_event(const struct audio *au, enum ua_event ev, double value)
+{
+	struct stream *strm;
+	struct call *call;
+	struct ua *ua;
+
+	/* get the stream from the audio object */
+	strm = audio_strm(au);
+
+	/* get the call from the stream object */
+	call = stream_call(strm);
+
+	/* get the useragent from the call object */
+	ua = call_get_ua(call);
+
+	ua_event(ua, ev, call, "%.2f", value);
+}
+
+
 static void enc_destructor(void *arg)
 {
 	struct vumeter_enc *st = arg;
@@ -86,10 +107,13 @@ static void enc_tmr_handler(void *arg)
 {
 	struct vumeter_enc *st = arg;
 
-	tmr_start(&st->tmr, 100, enc_tmr_handler, st);
+	tmr_start(&st->tmr, 500, enc_tmr_handler, st);
 
-	if (st->started)
+	if (st->started) {
 		print_vumeter(60, 31, st->avg_rec);
+
+		send_event(st->au, UA_EVENT_VU_TX, st->avg_rec);
+	}
 }
 
 
@@ -97,10 +121,13 @@ static void dec_tmr_handler(void *arg)
 {
 	struct vumeter_dec *st = arg;
 
-	tmr_start(&st->tmr, 100, dec_tmr_handler, st);
+	tmr_start(&st->tmr, 500, dec_tmr_handler, st);
 
-	if (st->started)
+	if (st->started) {
 		print_vumeter(80, 32, st->avg_play);
+
+		send_event(st->au, UA_EVENT_VU_RX, st->avg_play);
+	}
 }
 
 
@@ -122,6 +149,7 @@ static int encode_update(struct aufilt_enc_st **stp, void **ctx,
 	if (!st)
 		return ENOMEM;
 
+	st->au = au;
 	tmr_start(&st->tmr, 100, enc_tmr_handler, st);
 
 	*stp = (struct aufilt_enc_st *)st;
@@ -148,6 +176,7 @@ static int decode_update(struct aufilt_dec_st **stp, void **ctx,
 	if (!st)
 		return ENOMEM;
 
+	st->au = au;
 	tmr_start(&st->tmr, 100, dec_tmr_handler, st);
 
 	*stp = (struct aufilt_dec_st *)st;
diff --git a/src/event.c b/src/event.c
index 1de2dd4..11db376 100644
--- a/src/event.c
+++ b/src/event.c
@@ -34,6 +34,9 @@ static const char *event_class_name(enum ua_event ev)
 	case UA_EVENT_CALL_RTCP:
 	case UA_EVENT_CALL_MENC:
 		return "call";
+	case UA_EVENT_VU_RX:
+	case UA_EVENT_VU_TX:
+		return "VU_REPORT";
 
 	default:
 		return "other";
@@ -176,6 +179,8 @@ const char *uag_event_str(enum ua_event ev)
 	case UA_EVENT_CALL_DTMF_END:        return "CALL_DTMF_END";
 	case UA_EVENT_CALL_RTCP:            return "CALL_RTCP";
 	case UA_EVENT_CALL_MENC:            return "CALL_MENC";
+	case UA_EVENT_VU_TX:                return "VU_TX_REPORT";
+	case UA_EVENT_VU_RX:                return "VU_RX_REPORT";
 	default: return "?";
 	}
 }