implements playing of dtmfs outside of any call

console/commands.c

@@ -296,6 +296,7 @@ linphonec_parse_command_line(LinphoneCore *lc, char *cl)
 		while ( isdigit(*cl) || *cl == '#' || *cl == '*' )
 		{
 			linphone_core_send_dtmf(lc, *cl);
+			linphone_core_play_dtmf (lc,*cl,100);
 			ms_sleep(1); // be nice
 			++cl;
 		}

coreapi/callbacks.c

@@ -97,6 +97,11 @@ static void call_received(SalOp *h){
 
 	/* play the ring if this is the only call*/
 	if (lc->sound_conf.ring_sndcard!=NULL && ms_list_size(lc->calls)==1){
+		if (lc->ringstream && lc->dmfs_playing_start_time!=0){
+			ring_stop(lc->ringstream);
+			lc->ringstream=NULL;
+			lc->dmfs_playing_start_time=0;
+		}
 		if(lc->ringstream==NULL){
 			MSSndCard *ringcard=lc->sound_conf.lsd_card ?lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard;
 			ms_message("Starting local ring...");
@@ -129,6 +134,11 @@ static void call_ringing(SalOp *h){
 	
 	md=sal_call_get_final_media_description(h);
 	if (md==NULL){
+		if (lc->ringstream && lc->dmfs_playing_start_time!=0){
+			ring_stop(lc->ringstream);
+			lc->ringstream=NULL;
+			lc->dmfs_playing_start_time=0;
+		}
 		if (lc->ringstream!=NULL) return;	/*already ringing !*/
 		if (lc->sound_conf.play_sndcard!=NULL){
 			MSSndCard *ringcard=lc->sound_conf.lsd_card ? lc->sound_conf.lsd_card : lc->sound_conf.play_sndcard;

coreapi/linphonecore.c

@@ -27,6 +27,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "mediastreamer2/mseventqueue.h"
 #include "mediastreamer2/msvolume.h"
 #include "mediastreamer2/msequalizer.h"
+#include "mediastreamer2/dtmfgen.h"
 
 #ifdef INET6
 #ifndef WIN32
@@ -1641,6 +1642,13 @@ void linphone_core_iterate(LinphoneCore *lc){
 		lc_callback_obj_invoke(&lc->preview_finished_cb,lc);
 	}
 
+	if (lc->ringstream && lc->dmfs_playing_start_time!=0 
+	    && (curtime-lc->dmfs_playing_start_time)>5){
+		ring_stop(lc->ringstream);
+		lc->ringstream=NULL;
+		lc->dmfs_playing_start_time=0;
+	}
+
 	sal_iterate(lc->sal);
 	ms_event_queue_pump(lc->msevq);
 	if (lc->auto_net_state_mon) monitor_network_state(lc,curtime);
@@ -1671,7 +1679,7 @@ void linphone_core_iterate(LinphoneCore *lc){
 	call = linphone_core_get_current_call(lc);
 	if(call)
 	{
-		if (one_second_elapsed)
+		if (call->state==LinphoneCallStreamsRunning && one_second_elapsed)
 		{
 			RtpSession *as=NULL,*vs=NULL;
 			lc->prevtime=curtime;
@@ -3284,6 +3292,48 @@ void linphone_core_set_record_file(LinphoneCore *lc, const char *file){
 	}
 }
 
+static MSFilter *get_dtmf_gen(LinphoneCore *lc){
+	LinphoneCall *call=linphone_core_get_current_call (lc);
+	if (call){
+		AudioStream *stream=call->audiostream;
+		if (stream){
+			return stream->dtmfgen;
+		}
+	}
+	if (lc->ringstream==NULL){
+		MSSndCard *ringcard=lc->sound_conf.lsd_card ?lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard;
+		lc->ringstream=ring_start(NULL,0,ringcard);
+		lc->dmfs_playing_start_time=time(NULL);
+	}else{
+		if (lc->dmfs_playing_start_time!=0)
+			lc->dmfs_playing_start_time=time(NULL);
+	}
+	return lc->ringstream->gendtmf;
+}
+
+/**
+ * Plays a dtmf to the local user.
+**/
+void linphone_core_play_dtmf(LinphoneCore *lc, char dtmf, int duration_ms){
+	MSFilter *f=get_dtmf_gen(lc);
+	if (f==NULL){
+		ms_error("No dtmf generator at this time !");
+		return;
+	}
+	if (duration_ms>0)
+		ms_filter_call_method(f, MS_DTMF_GEN_PLAY, &dtmf);
+	else ms_filter_call_method(f, MS_DTMF_GEN_START, &dtmf);
+}
+
+/**
+ * Stops playing a dtmf started by linphone_core_play_dtmf().
+**/
+void linphone_core_stop_dtmf(LinphoneCore *lc){
+	MSFilter *f=get_dtmf_gen(lc);
+	ms_filter_call_method_noarg (f, MS_DTMF_GEN_STOP);
+}
+
+
 /**
  * Retrieves the user pointer that was given to linphone_core_new()
  *

coreapi/linphonecore.h

@@ -769,6 +769,9 @@ void linphone_core_use_files(LinphoneCore *lc, bool_t yesno);
 void linphone_core_set_play_file(LinphoneCore *lc, const char *file);
 void linphone_core_set_record_file(LinphoneCore *lc, const char *file);
 
+void linphone_core_play_dtmf(LinphoneCore *lc, char dtmf, int duration_ms);
+void linphone_core_stop_dtmf(LinphoneCore *lc);
+
 int linphone_core_get_current_call_duration(const LinphoneCore *lc);
 const LinphoneAddress *linphone_core_get_remote_address(LinphoneCore *lc);
 

coreapi/private.h

@@ -367,6 +367,7 @@ struct _LinphoneCore
 	MSList *friends;
 	MSList *auth_info;
 	struct _RingStream *ringstream;
+	time_t dmfs_playing_start_time;
 	LCCallbackObj preview_finished_cb;
 	LinphoneCall *current_call;   /* the current call */
 	MSList *calls;				/* all the processed calls */

gtk-glade/main.c

@@ -997,12 +997,12 @@ void linphone_gtk_load_identities(void){
 
 static void linphone_gtk_dtmf_clicked(GtkButton *button){
 	const char *label=gtk_button_get_label(button);
+	GtkWidget *uri_bar=linphone_gtk_get_widget(gtk_widget_get_toplevel(GTK_WIDGET(button)),"uribar");
+	int pos=-1;
+	gtk_editable_insert_text(GTK_EDITABLE(uri_bar),label,1,&pos);
+	linphone_core_play_dtmf (linphone_gtk_get_core(),label[0],100);
 	if (linphone_core_in_call(linphone_gtk_get_core())){
 		linphone_core_send_dtmf(linphone_gtk_get_core(),label[0]);
-	}else{
-		GtkWidget *uri_bar=linphone_gtk_get_widget(gtk_widget_get_toplevel(GTK_WIDGET(button)),"uribar");
-		int pos=-1;
-		gtk_editable_insert_text(GTK_EDITABLE(uri_bar),label,1,&pos);
 	}
 }
 

mediastreamer2

@@ -1 +1 @@
-Subproject commit 030250c162f546af5b1c2b97e51a71d81a73679b
+Subproject commit 332d79209b333bd8ded5b16a7b9dcfe2c0aedc63