gst/spectrum/gstspectrum.c: Implements stop() to clear the adapter and event() to clear the adapter on FLUSH_STOP and...

Original commit message from CVS:
* gst/spectrum/gstspectrum.c: (gst_spectrum_class_init),
(gst_spectrum_start), (gst_spectrum_stop), (gst_spectrum_event):
Implements stop() to clear the adapter and event() to clear the
adapter on FLUSH_STOP and EOS.

2 files changed, 42 insertions, 6 deletions

diff --git a/ChangeLog b/ChangeLog
index 4560643b..b55fc5b9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,21 +1,28 @@
+2006-09-12  Stefan Kost  <ensonic@users.sf.net>
+
+	* gst/spectrum/gstspectrum.c: (gst_spectrum_class_init),
+	(gst_spectrum_start), (gst_spectrum_stop), (gst_spectrum_event):
+	  Implements stop() to clear the adapter and event() to clear the
+	  adapter on FLUSH_STOP and EOS.
+
 2006-09-11  Stefan Kost  <ensonic@users.sf.net>
 
 	* gst/spectrum/gstspectrum.c: (gst_spectrum_init),
 	(gst_spectrum_set_property):
 	* gst/spectrum/gstspectrum.h:
-          Fix type mixup in spectrum->interval (gdouble<->guint64). Spotted by
-          René Stadler
+	  Fix type mixup in spectrum->interval (gdouble<->guint64). Spotted by
+	  René Stadler
 
 2006-09-11  Stefan Kost  <ensonic@users.sf.net>
 
 	* gst/spectrum/demo-osssrc.c: (draw_spectrum), (main):
-          Use more defines
+	  Use more defines
 
 	* gst/spectrum/gstspectrum.c: (gst_spectrum_init),
 	(gst_spectrum_dispose), (gst_spectrum_set_caps),
 	(gst_spectrum_transform_ip):
 	* gst/spectrum/gstspectrum.h:
-          Apply some of the spectrum cleanup changes suggested in #348085.
+	  Apply some of the spectrum cleanup changes suggested in #348085.
 
 2006-09-08  Tim-Philipp Müller  <tim at centricular dot net>
 
diff --git a/gst/spectrum/gstspectrum.c b/gst/spectrum/gstspectrum.c
index ae3645bb..cfb31e5e 100644
--- a/gst/spectrum/gstspectrum.c
+++ b/gst/spectrum/gstspectrum.c
@@ -129,6 +129,8 @@ static GstStateChangeReturn gst_spectrum_change_state (GstElement * element,
 static gboolean gst_spectrum_set_caps (GstBaseTransform * trans, GstCaps * in,
     GstCaps * out);
 static gboolean gst_spectrum_start (GstBaseTransform * trans);
+static gboolean gst_spectrum_stop (GstBaseTransform * trans);
+static gboolean gst_spectrum_event (GstBaseTransform * trans, GstEvent * event);
 static GstFlowReturn gst_spectrum_transform_ip (GstBaseTransform * trans,
     GstBuffer * in);
 
@@ -161,9 +163,10 @@ gst_spectrum_class_init (GstSpectrumClass * klass)
   gobject_class->get_property = gst_spectrum_get_property;
   gobject_class->dispose = gst_spectrum_dispose;
 
-  /*element->change_state = gst_spectrum_change_state; */
   trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_spectrum_set_caps);
   trans_class->start = GST_DEBUG_FUNCPTR (gst_spectrum_start);
+  trans_class->stop = GST_DEBUG_FUNCPTR (gst_spectrum_stop);
+  trans_class->event = GST_DEBUG_FUNCPTR (gst_spectrum_event);
   trans_class->transform_ip = GST_DEBUG_FUNCPTR (gst_spectrum_transform_ip);
   trans_class->passthrough_on_same_caps = TRUE;
 
@@ -349,12 +352,38 @@ gst_spectrum_start (GstBaseTransform * trans)
 {
   GstSpectrum *filter = GST_SPECTRUM (trans);
 
-  gst_adapter_clear (filter->adapter);
   filter->num_frames = 0;
 
   return TRUE;
 }
 
+static gboolean
+gst_spectrum_stop (GstBaseTransform * trans)
+{
+  GstSpectrum *filter = GST_SPECTRUM (trans);
+
+  gst_adapter_clear (filter->adapter);
+
+  return TRUE;
+}
+
+static gboolean
+gst_spectrum_event (GstBaseTransform * trans, GstEvent * event)
+{
+  GstSpectrum *filter = GST_SPECTRUM (trans);
+
+  switch (GST_EVENT_TYPE (event)) {
+    case GST_EVENT_FLUSH_STOP:
+    case GST_EVENT_EOS:
+      gst_adapter_clear (filter->adapter);
+      break;
+    default:
+      break;
+  }
+
+  return TRUE;
+}
+
 static GstMessage *
 gst_spectrum_message_new (GstSpectrum * spectrum, GstClockTime endtime)
 {