Added multi-purpose tone generator in PJMEDIA (tonegen.[hc])

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@693 74dad513-b988-da41-8d7b-12977e46ad98

5 files changed, 146 insertions, 4 deletions

diff --git a/pjsip-apps/build/Samples-vc.mak b/pjsip-apps/build/Samples-vc.mak
index 9bb198de..c20c4407 100644
--- a/pjsip-apps/build/Samples-vc.mak
+++ b/pjsip-apps/build/Samples-vc.mak
@@ -48,7 +48,8 @@ SAMPLES = $(BINDIR)\confsample.exe \
 	  $(BINDIR)\sipstateless.exe \
 	  $(BINDIR)\sndinfo.exe \
 	  $(BINDIR)\sndtest.exe \
-	  $(BINDIR)\streamutil.exe
+	  $(BINDIR)\streamutil.exe \
+	  $(BINDIR)\tonegen.exe
 
 
 all: $(OBJDIR) $(SAMPLES)
diff --git a/pjsip-apps/build/Samples.mak b/pjsip-apps/build/Samples.mak
index e4d92eb8..997df26d 100644
--- a/pjsip-apps/build/Samples.mak
+++ b/pjsip-apps/build/Samples.mak
@@ -51,7 +51,8 @@ SAMPLES := confsample \
 	   sipstateless \
 	   sndinfo \
 	   sndtest \
-	   streamutil
+	   streamutil \
+	   tonegen
 
 EXES := $(foreach file, $(SAMPLES), $(BINDIR)/$(file)-$(TARGET_NAME)$(HOST_EXE))
 
diff --git a/pjsip-apps/build/samples.dsp b/pjsip-apps/build/samples.dsp
index 1b53137b..4005ac21 100644
--- a/pjsip-apps/build/samples.dsp
+++ b/pjsip-apps/build/samples.dsp
@@ -152,6 +152,10 @@ SOURCE=..\src\samples\sndtest.c
 
 SOURCE=..\src\samples\streamutil.c
 # End Source File
+# Begin Source File
+
+SOURCE=..\src\samples\tonegen.c
+# End Source File
 # End Group
 # Begin Group "Header Files"
 
diff --git a/pjsip-apps/src/samples/debug.c b/pjsip-apps/src/samples/debug.c
index ea31c9a7..13dafc0e 100644
--- a/pjsip-apps/src/samples/debug.c
+++ b/pjsip-apps/src/samples/debug.c
@@ -27,5 +27,4 @@
  * E.g.:
  *  #include "playfile.c"
  */
-#include "aectest.c"
-
+#include "tonegen.c"
diff --git a/pjsip-apps/src/samples/tonegen.c b/pjsip-apps/src/samples/tonegen.c
new file mode 100644
index 00000000..de8925b1
--- /dev/null
+++ b/pjsip-apps/src/samples/tonegen.c
@@ -0,0 +1,137 @@
+/* $Id$ */
+/* 
+ * Copyright (C) 2003-2006 Benny Prijono <benny@prijono.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
+ */
+#include <pjmedia.h>
+#include <pjlib.h>
+
+#define SAMPLES_PER_FRAME   64
+#define ON_DURATION	    100
+#define OFF_DURATION	    100
+
+
+/*
+ * main()
+ */
+int main()
+{
+    pj_caching_pool cp;
+    pjmedia_endpt *med_endpt;
+    pj_pool_t *pool;
+    pjmedia_port *port;
+    unsigned i;
+    pj_status_t status;
+
+
+    /* Must init PJLIB first: */
+    status = pj_init();
+    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
+
+    /* Must create a pool factory before we can allocate any memory. */
+    pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
+
+    /* 
+     * Initialize media endpoint.
+     * This will implicitly initialize PJMEDIA too.
+     */
+    status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
+    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
+
+    /* Create memory pool for our file player */
+    pool = pj_pool_create( &cp.factory,	    /* pool factory	    */
+			   "app",	    /* pool name.	    */
+			   4000,	    /* init size	    */
+			   4000,	    /* increment size	    */
+			   NULL		    /* callback on error    */
+			   );
+
+    status = pjmedia_tonegen_create(pool, 8000, 1, SAMPLES_PER_FRAME, 16, 0, &port);
+    if (status != PJ_SUCCESS)
+	return 1;
+
+    {
+	pjmedia_tone_desc tones[3];
+
+	tones[0].freq1 = 200;
+	tones[0].freq2 = 0;
+	tones[0].on_msec = ON_DURATION;
+	tones[0].off_msec = OFF_DURATION;
+
+	tones[1].freq1 = 400;
+	tones[1].freq2 = 0;
+	tones[1].on_msec = ON_DURATION;
+	tones[1].off_msec = OFF_DURATION;
+
+	tones[2].freq1 = 800;
+	tones[2].freq2 = 0;
+	tones[2].on_msec = ON_DURATION;
+	tones[2].off_msec = OFF_DURATION;
+
+	status = pjmedia_tonegen_play(port, 3, tones, 0);
+	PJ_ASSERT_RETURN(status==PJ_SUCCESS, 1);
+    }
+
+    {
+	pjmedia_tone_digit digits[2];
+
+	digits[0].digit = '0';
+	digits[0].on_msec = ON_DURATION;
+	digits[0].off_msec = OFF_DURATION;
+
+	digits[1].digit = '0';
+	digits[1].on_msec = ON_DURATION;
+	digits[1].off_msec = OFF_DURATION;
+
+	status = pjmedia_tonegen_play_digits(port, 2, digits, 0);
+	PJ_ASSERT_RETURN(status==PJ_SUCCESS, 1);
+    }
+
+    {
+	pjmedia_frame frm;
+	FILE *f;
+	void *buf;
+
+	buf = pj_pool_alloc(pool, 2*8000);
+	frm.buf = buf;
+
+	f = fopen("tonegen.pcm", "wb");
+
+	for (i=0; i<8000/SAMPLES_PER_FRAME; ++i) {
+	    pjmedia_port_get_frame(port, &frm);
+	    fwrite(buf, SAMPLES_PER_FRAME, 2, f);
+	}
+
+	pj_assert(pjmedia_tonegen_is_busy(port) == 0);
+	fclose(f);
+    }
+
+    /* Delete port */
+    pjmedia_port_destroy(port);
+
+    /* Release application pool */
+    pj_pool_release( pool );
+
+    /* Destroy media endpoint. */
+    pjmedia_endpt_destroy( med_endpt );
+
+    /* Destroy pool factory */
+    pj_caching_pool_destroy( &cp );
+
+
+    /* Done. */
+    return 0;
+}