[MOVED FROM GST-P-FARSIGHT] Added a queue based system for the dtmfsrc. Now it waits for start/stop messages on the queue, and makes sure that the minimum duty cycle (120ms) is respected between each tone, including inter-digit silence.

20070820203826-4f0f6-750a22b612a5e495e767666934465c34fe32074b.gz

1 files changed, 22 insertions, 4 deletions

diff --git a/gst/dtmf/gstdtmfsrc.h b/gst/dtmf/gstdtmfsrc.h
index 234120e9..544b66e5 100644
--- a/gst/dtmf/gstdtmfsrc.h
+++ b/gst/dtmf/gstdtmfsrc.h
@@ -49,18 +49,36 @@ typedef struct _GstDTMFSrcClass GstDTMFSrcClass;
  *
  * The opaque #GstDTMFSrc data structure.
  */
+
+enum _GstDTMFEventType {
+  DTMF_EVENT_TYPE_START,
+  DTMF_EVENT_TYPE_STOP
+};
+
+typedef enum _GstDTMFEventType GstDTMFEventType;
+
+struct _GstDTMFSrcEvent {
+  GstClockTime      timestamp;
+  GstDTMFEventType  event_type;
+  double            sample;
+  guint16	    event_number;
+  guint16	    volume;
+  guint32           packet_count;
+};
+
+typedef struct _GstDTMFSrcEvent GstDTMFSrcEvent;
+
 struct _GstDTMFSrc {
   GstElement        element;
   GstPad	    *srcpad;
-  GstClockTime      timestamp;
   GstSegment        segment;
-  double            sample;
+  GAsyncQueue*	    event_queue;
+  GstDTMFSrcEvent*  last_event;
 
-  guint16	    event;
-  guint16	    volume;
   guint16	    interval;
 };
 
+
 struct _GstDTMFSrcClass {
   GstElementClass parent_class;
 };