diff --git a/ChangeLog b/ChangeLog
index 81e3589308..eb0fe28b57 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2006-07-31  Stefan Kost  <ensonic@users.sf.net>
+
+	* ext/ladspa/gstsignalprocessor.c: (gst_signal_processor_setcaps),
+	(gst_signal_processor_process):
+          don't query buffer-frames from caps, add lots of debug-log,
+          try fix for assert (#349189)
+
 2006-07-31  Wim Taymans  <wim@fluendo.com>
 
 	* gst/udp/gstudpsrc.c:
diff --git a/ext/ladspa/gstsignalprocessor.c b/ext/ladspa/gstsignalprocessor.c
index ac86461dea..8af3db99fa 100644
--- a/ext/ladspa/gstsignalprocessor.c
+++ b/ext/ladspa/gstsignalprocessor.c
@@ -272,27 +272,19 @@ gst_signal_processor_setcaps (GstPad * pad, GstCaps * caps)
   /* FIXME: why this? */
   if (caps != self->caps) {
     GstStructure *s;
-    gint sample_rate, buffer_frames;
+    gint sample_rate;
 
     s = gst_caps_get_structure (caps, 0);
     if (!gst_structure_get_int (s, "rate", &sample_rate)) {
       GST_WARNING ("got no sample-rate");
       return FALSE;
-    } else
+    } else {
+      GST_DEBUG ("Got rate=%d", self->sample_rate);
       self->sample_rate = sample_rate;
-    if (!gst_structure_get_int (s, "buffer-frames", &buffer_frames)) {
-      GST_WARNING ("got no buffer-frames");
-      /* FIXME: this is not critical
-         return FALSE;
-       */
-    } else
-      self->buffer_frames = buffer_frames;
+    }
 
     if (!klass->setup (self, sample_rate))
       return FALSE;
-
-    GST_DEBUG ("Got rate=%d, buffer-frames=%d", self->sample_rate,
-        self->buffer_frames);
   } else {
     GST_DEBUG ("skipping, have caps already");
   }
@@ -381,6 +373,9 @@ gst_signal_processor_process (GstSignalProcessor * self)
 
   klass->process (self, self->buffer_frames);
 
+  self->pending_in = klass->num_audio_in;
+  GST_DEBUG ("pending in=%d, out=%d", self->pending_in, self->pending_out);
+
   /* free unneeded input buffers */
 
   for (l1 = elem->sinkpads; l1; l1 = l1->next) {