Changeset 2021 for pjproject/trunk/pjsip-apps/src/pjsua/pjsua_app.c

Timestamp:

Jun 14, 2008 7:42:37 PM (16 years ago)

Author:

bennylp

Message:

Added ringback/alert tones in pjsua

File:

• pjproject/trunk/pjsip-apps/src/pjsua/pjsua_app.c (modified) (16 diffs)

pjproject/trunk/pjsip-apps/src/pjsua/pjsua_app.c

@@ -25 +25 @@
 //#define STEREO_DEMO
 
+/* Ringtones */
+#define RINGBACK_FREQ1  440
+#define RINGBACK_FREQ2  480
+#define RINGBACK_ON     2000
+#define RINGBACK_OFF    4000
+
+#define RING_FREQ1      500
+#define RING_FREQ2      660
+#define RING_ON         100
+#define RING_OFF        100
+#define RING_INTERVAL   4000
+
+
 /* Call specific data */
 struct call_data
 {
     pj_timer_entry          timer;
+    pj_bool_t               ringback_on;
+    pj_bool_t               ring_on;
 };
 
@@ -87 +102 @@
     int                     capture_dev, playback_dev;
     unsigned                capture_lat, playback_lat;
+
+    pj_bool_t               no_tones;
+    int                     ringback_slot;
+    int                     ringback_cnt;
+    pjmedia_port           *ringback_port;
+    int                     ring_slot;
+    int                     ring_cnt;
+    pjmedia_port           *ring_port;
+
 } app_config;
 
@@ -105 +129 @@
 #endif
 pj_status_t app_destroy(void);
+
+static void ringback_start(pjsua_call_id call_id);
+static void ring_start(pjsua_call_id call_id);
+static void ring_stop(pjsua_call_id call_id);
+
 
 /*****************************************************************************
@@ -205 +234 @@
     puts  ("                      Specify N=-1 (default) to disable this feature.");
     puts  ("                      Specify N=0 for instant close when unused.");
+    puts  ("  --no-tones          Disable audible tones");
 
     puts  ("");
@@ -265 +295 @@
     cfg->capture_lat = PJMEDIA_SND_DEFAULT_REC_LATENCY;
     cfg->playback_lat = PJMEDIA_SND_DEFAULT_PLAY_LATENCY;
+    cfg->ringback_slot = PJSUA_INVALID_ID;
+    cfg->ring_slot = PJSUA_INVALID_ID;
 
     for (i=0; i<PJ_ARRAY_SIZE(cfg->acc_cfg); ++i)
@@ -426 +458 @@
            OPT_TLS_NEG_TIMEOUT,
            OPT_CAPTURE_DEV, OPT_PLAYBACK_DEV,
-           OPT_CAPTURE_LAT, OPT_PLAYBACK_LAT,
+           OPT_CAPTURE_LAT, OPT_PLAYBACK_LAT, OPT_NO_TONES,
            OPT_STDOUT_REFRESH, OPT_STDOUT_REFRESH_TEXT,
            OPT_AUTO_UPDATE_NAT,OPT_USE_COMPACT_FORM,OPT_DIS_CODEC
@@ -519 +551 @@
         { "stdout-refresh-text", 1, 0, OPT_STDOUT_REFRESH_TEXT},
         { "snd-auto-close", 1, 0, OPT_SND_AUTO_CLOSE},
+        { "no-tones",    0, 0, OPT_NO_TONES},
         { NULL, 0, 0, 0}
     };
@@ -1115 +1148 @@
         case OPT_SND_AUTO_CLOSE:
             cfg->media_cfg.snd_auto_close_time = atoi(pj_optarg);
+            break;
+
+        case OPT_NO_TONES:
+            cfg->no_tones = PJ_TRUE;
             break;
 
@@ -1518 +1555 @@
         pj_strcat2(&cfg, line);
     }
+    if (config->no_tones) {
+        pj_strcat2(&cfg, "--no-tones\n");
+    }
 
     /* Sound device latency */
@@ -1694 +1734 @@
  */
 
+static void ringback_start(pjsua_call_id call_id)
+{
+    if (app_config.no_tones)
+        return;
+
+    if (app_config.call_data[call_id].ringback_on)
+        return;
+
+    app_config.call_data[call_id].ringback_on = PJ_TRUE;
+
+    if (++app_config.ringback_cnt==1 && 
+        app_config.ringback_slot!=PJSUA_INVALID_ID) 
+    {
+        pjmedia_tone_desc tone;
+
+        pj_bzero(&tone, sizeof(tone));
+        tone.freq1 = RINGBACK_FREQ1;
+        tone.freq2 = RINGBACK_FREQ2;
+        tone.on_msec = RINGBACK_ON;
+        tone.off_msec = RINGBACK_OFF;
+        pjmedia_tonegen_play(app_config.ringback_port, 1, &tone, 
+                             PJMEDIA_TONEGEN_LOOP);
+
+        pjsua_conf_connect(app_config.ringback_slot, 0);
+    }
+}
+
+static void ring_stop(pjsua_call_id call_id)
+{
+    if (app_config.no_tones)
+        return;
+
+    if (app_config.call_data[call_id].ringback_on) {
+        app_config.call_data[call_id].ringback_on = PJ_FALSE;
+
+        pj_assert(app_config.ringback_cnt>0);
+        if (--app_config.ringback_cnt == 0 && 
+            app_config.ringback_slot!=PJSUA_INVALID_ID) 
+        {
+            pjsua_conf_disconnect(app_config.ringback_slot, 0);
+            pjmedia_tonegen_stop(app_config.ringback_port);
+        }
+    }
+
+    if (app_config.call_data[call_id].ring_on) {
+        app_config.call_data[call_id].ring_on = PJ_FALSE;
+
+        pj_assert(app_config.ring_cnt>0);
+        if (--app_config.ring_cnt == 0 && 
+            app_config.ring_slot!=PJSUA_INVALID_ID) 
+        {
+            pjsua_conf_disconnect(app_config.ring_slot, 0);
+            pjmedia_tonegen_stop(app_config.ring_port);
+        }
+    }
+}
+
+static void ring_start(pjsua_call_id call_id)
+{
+    if (app_config.no_tones)
+        return;
+
+    if (app_config.call_data[call_id].ring_on)
+        return;
+
+    app_config.call_data[call_id].ring_on = PJ_TRUE;
+
+    if (++app_config.ring_cnt==1 && 
+        app_config.ring_slot!=PJSUA_INVALID_ID) 
+    {
+        unsigned i;
+        pjmedia_tone_desc tone[3];
+
+        pj_bzero(&tone, sizeof(tone));
+        for (i=0; i<PJ_ARRAY_SIZE(tone); ++i) {
+            tone[i].freq1 = RING_FREQ1;
+            tone[i].freq2 = RING_FREQ2;
+            tone[i].on_msec = RING_ON;
+            tone[i].off_msec = RING_OFF;
+        }
+        tone[PJ_ARRAY_SIZE(tone)-1].off_msec = RING_INTERVAL;
+
+        pjmedia_tonegen_play(app_config.ring_port, PJ_ARRAY_SIZE(tone), 
+                             tone, PJMEDIA_TONEGEN_LOOP);
+
+        pjsua_conf_connect(app_config.ring_slot, 0);
+    }
+}
+
 /*
  * Find next call when current call is disconnected or when user
@@ -1794 +1923 @@
 
     if (call_info.state == PJSIP_INV_STATE_DISCONNECTED) {
+
+        /* Stop all ringback for this call */
+        ring_stop(call_id);
 
         /* Cancel duration timer, if any */
@@ -1855 +1987 @@
             reason = msg->line.status.reason;
 
+            /* Start ringback for 180 for UAC unless there's SDP in 180 */
+            if (call_info.role==PJSIP_ROLE_UAC && code==180 && 
+                msg->body == NULL && 
+                call_info.media_status==PJSUA_CALL_MEDIA_NONE) 
+            {
+                ringback_start(call_id);
+            }
+
             PJ_LOG(3,(THIS_FILE, "Call %d state changed to %s (%d %.*s)", 
                       call_id, call_info.state_text.ptr,
@@ -1883 +2023 @@
 
     pjsua_call_get_info(call_id, &call_info);
+
+    /* Start ringback */
+    ring_start(call_id);
 
     if (app_config.auto_answer > 0) {
@@ -1977 +2120 @@
 
     pjsua_call_get_info(call_id, &call_info);
+
+    /* Stop ringback */
+    ring_stop(call_id);
 
     if (call_info.media_status == PJSUA_CALL_MEDIA_ACTIVE) {
@@ -3688 +3834 @@
     pj_memcpy(&tcp_cfg, &app_config.udp_cfg, sizeof(tcp_cfg));
 
+    /* Create ringback tones */
+    if (app_config.no_tones == PJ_FALSE) {
+        pj_str_t name;
+
+        /* Ringback tone (call is ringing) */
+        name = pj_str("ringback");
+        status = pjmedia_tonegen_create2(app_config.pool, &name, 8000, 1, 160,
+                                         16, PJMEDIA_TONEGEN_LOOP, 
+                                         &app_config.ringback_port);
+        if (status != PJ_SUCCESS)
+            goto on_error;
+
+        status = pjsua_conf_add_port(app_config.pool, app_config.ringback_port,
+                                     &app_config.ringback_slot);
+        if (status != PJ_SUCCESS)
+            goto on_error;
+
+        /* Ring (to alert incoming call) */
+        name = pj_str("ring");
+        status = pjmedia_tonegen_create2(app_config.pool, &name, 8000, 1, 160,
+                                         16, PJMEDIA_TONEGEN_LOOP, 
+                                         &app_config.ring_port);
+        if (status != PJ_SUCCESS)
+            goto on_error;
+
+        status = pjsua_conf_add_port(app_config.pool, app_config.ring_port,
+                                     &app_config.ring_slot);
+        if (status != PJ_SUCCESS)
+            goto on_error;
+
+    }
+
     /* Add UDP transport unless it's disabled. */
     if (!app_config.no_udp) {
@@ -3876 +4054 @@
     }
 #endif
+
+    /* Close ringback port */
+    if (app_config.ringback_port && 
+        app_config.ringback_slot != PJSUA_INVALID_ID) 
+    {
+        pjsua_conf_remove_port(app_config.ringback_slot);
+        app_config.ringback_slot = PJSUA_INVALID_ID;
+        pjmedia_port_destroy(app_config.ringback_port);
+        app_config.ringback_port = NULL;
+    }
+
+    /* Close ring port */
+    if (app_config.ring_port && app_config.ring_slot != PJSUA_INVALID_ID) {
+        pjsua_conf_remove_port(app_config.ring_slot);
+        app_config.ring_slot = PJSUA_INVALID_ID;
+        pjmedia_port_destroy(app_config.ring_port);
+        app_config.ring_port = NULL;
+    }
 
     /* Close tone generators */