Merge branch 'master' into 0.11

Conflicts:
	libs/gst/base/gstbasetransform.c
	libs/gst/base/gstbasetransform.h

libs/gst/base/gstbasetransform.c

@@ -324,6 +324,8 @@ static gboolean gst_base_transform_acceptcaps_default (GstBaseTransform * trans,
 static gboolean gst_base_transform_setcaps (GstBaseTransform * trans,
     GstPad * pad, GstCaps * caps);
 static gboolean gst_base_transform_query (GstPad * pad, GstQuery * query);
+static gboolean gst_base_transform_default_query (GstBaseTransform * trans,
+    GstPad * pad, GstQuery * query);
 static const GstQueryType *gst_base_transform_query_type (GstPad * pad);
 
 static GstFlowReturn default_prepare_output_buffer (GstBaseTransform * trans,
@@ -378,6 +380,7 @@ gst_base_transform_class_init (GstBaseTransformClass * klass)
   klass->prepare_output_buffer =
       GST_DEBUG_FUNCPTR (default_prepare_output_buffer);
   klass->copy_metadata = GST_DEBUG_FUNCPTR (default_copy_metadata);
+  klass->query = GST_DEBUG_FUNCPTR (gst_base_transform_default_query);
 }
 
 static void
@@ -1299,15 +1302,12 @@ failed_configure:
 }
 
 static gboolean
-gst_base_transform_query (GstPad * pad, GstQuery * query)
+gst_base_transform_default_query (GstBaseTransform * trans,
+    GstPad * pad, GstQuery * query)
 {
   gboolean ret = FALSE;
-  GstBaseTransform *trans;
   GstPad *otherpad;
 
-  trans = GST_BASE_TRANSFORM (gst_pad_get_parent (pad));
-  if (G_UNLIKELY (trans == NULL))
-    return FALSE;
   otherpad = (pad == trans->srcpad) ? trans->sinkpad : trans->srcpad;
 
   switch (GST_QUERY_TYPE (query)) {
@@ -1361,7 +1361,29 @@ gst_base_transform_query (GstPad * pad, GstQuery * query)
   }
 
 done:
+  return ret;
+}
+
+static gboolean
+gst_base_transform_query (GstPad * pad, GstQuery * query)
+{
+  GstBaseTransform *trans;
+  GstBaseTransformClass *bclass;
+  gboolean ret;
+
+  trans = GST_BASE_TRANSFORM (gst_pad_get_parent (pad));
+  if (G_UNLIKELY (trans == NULL))
+    return FALSE;
+
+  bclass = GST_BASE_TRANSFORM_GET_CLASS (trans);
+
+  if (bclass->query)
+    ret = bclass->query (trans, pad, query);
+  else
+    ret = gst_pad_query_default (pad, query);
+
   gst_object_unref (trans);
+
   return ret;
 }
 

libs/gst/base/gstbasetransform.h

@@ -156,6 +156,10 @@ struct _GstBaseTransform {
  *                  handled by the element. The default implementation might not be
  *                  the most optimal way to check this in all cases.
  * @set_caps:       allows the subclass to be notified of the actual caps set.
+ * @query:          Optional Since 0.10.36
+ *                  Handle a requested query. Subclasses that implement this
+ *                  should must chain up to the parent if they didn't handle the
+ *                  query
  * @transform_size: Optional. Given the size of a buffer in the given direction
  *                  with the given caps, calculate the size in bytes of a buffer
  *                  on the other pad with the given other caps.
@@ -221,6 +225,8 @@ struct _GstBaseTransformClass {
                                    GstCaps *caps);
   gboolean      (*set_caps)       (GstBaseTransform *trans, GstCaps *incaps,
                                    GstCaps *outcaps);
+  gboolean      (*query)          (GstBaseTransform *trans, GstPad *pad,
+                                   GstQuery *query);
 
   /* setup allocation query for output buffers */
   gboolean      (*setup_allocation) (GstBaseTransform *trans, GstQuery *query);
@@ -245,7 +251,8 @@ struct _GstBaseTransformClass {
   GstFlowReturn (*prepare_output_buffer) (GstBaseTransform * trans,
                                           GstBuffer *input, GstBuffer **outbuf);
 
-  gboolean      (*copy_metadata) (GstBaseTransform * trans, GstBuffer *input, GstBuffer *outbuf);
+  gboolean      (*copy_metadata)     (GstBaseTransform * trans, GstBuffer *input,
+                                      GstBuffer *outbuf);
 
   void          (*before_transform)  (GstBaseTransform *trans, GstBuffer *buffer);
 

plugins/elements/gstcapsfilter.c

@@ -200,9 +200,10 @@ gst_capsfilter_set_property (GObject * object, guint prop_id,
         gst_caps_unref (nego);
       } else {
         GST_DEBUG_OBJECT (capsfilter, "no negotiated caps");
-        /* no previous caps, the getcaps function will be used to find suitable
+        /* Suggest the new caps, we can't just rely on _get_caps as this may
-         * caps */
+         * already be called at this point even though no buffer has been
-        suggest = NULL;
+         * pushed yet */
+        suggest = gst_caps_copy (new_caps);
       }
 
       GST_DEBUG_OBJECT (capsfilter, "suggesting new caps %" GST_PTR_FORMAT,