[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/multimedia/dtmf/dtmf.h b/src/multimedia/dtmf/dtmf.h
new file mode 100755
index 0000000..6958556
--- /dev/null
+++ b/src/multimedia/dtmf/dtmf.h
@@ -0,0 +1,52 @@
+#ifndef _DTMF_H_
+#define _DTMF_H_
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <unistd.h>
+#include <errno.h>
+#include <getopt.h>
+#include <pthread.h>
+
+//#include <glib.h>
+#include <gst/gst.h>
+
+#define DTMF_MIN_LENGTH 150 //unit: millisecond
+
+typedef void *DTMF_HANDLE;
+
+typedef struct {
+ gint output; //0-pulsesink; 1-filesink
+ char *path; //only used while output is filesink
+} DTMF_EXTRA;
+
+/**
+ * dtmf_start:
+ * @num: the event number, [0, 15]
+ * @time_ms: the length of time of the dtmf tone, must be "==0" or ">=150" (unit: millisecond)
+ * @volume: the power level of the dtmf tone, [0, 36] indicate 0~-36 dBm0
+ * @extra_info: set the extra info for dtmf library, refer to DTMF_EXTRA
+ *
+ * Start to generate DTMF tone packet and output to pulse audio.
+ * If time_ms==0; dtmf tone will not stop until dtmf_stop() API being called
+ * If time_ms>0; dtmf tone will stop automatically when the time is up.
+ *
+ * Returns: the dtmf handle
+ *
+ */
+DTMF_HANDLE dtmf_start(gint num, gint time_ms, gint volume, DTMF_EXTRA *extra);
+
+/**
+ * dtmf_stop:
+ * @handle: the dtmf handle which is got from dtmf_start() API
+ *
+ * Stop generating DTMF tone packet.
+ *
+ * Returns: N/A
+ *
+ */
+int dtmf_stop(DTMF_HANDLE handle);
+
+#endif