diff -r 71ca22bcf22a -r 5a06f39ad45b khronosfws/openmax_al/src/common/xadynamicsourceitf.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/common/xadynamicsourceitf.c	Fri Apr 16 15:29:42 2010 +0300
@@ -0,0 +1,104 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+#include "xadynamicsourceitf.h"
+#ifdef _GSTREAMER_BACKEND_   
+#include "XAAdaptationContextBase.h"
+#include "XADynamicSourceItfAdaptation.h"
+#endif
+
+/*****************************************************************************
+ * Base interface XADynamicSourceItf implementation
+ *****************************************************************************/
+
+/* XAResult XADynamicSourceItfImpl_SetSource
+ * Description: Sets the data source for the object.
+ */
+XAresult XADynamicSourceItfImpl_SetSource(XADynamicSourceItf self,
+                                          XADataSource *pDataSource)
+{
+    XAresult res = XA_RESULT_SUCCESS;
+    XADynamicSourceItfImpl* impl = (XADynamicSourceItfImpl*)(*self);
+    DEBUG_API("->XADynamicSourceItfImpl_SetSource");
+    /* check casting */
+    if( !impl ||  impl != impl->self || !pDataSource )
+    {
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XADynamicSourceItfImpl_SetSource");
+        return XA_RESULT_PARAMETER_INVALID;
+    }
+#ifdef _GSTREAMER_BACKEND_   
+    if( !impl->adaptCtx )
+    {
+        DEBUG_ERR("Adaptation not ready!!");
+        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
+        DEBUG_API("<-XADynamicSourceItfImpl_SetSource");
+        res = XA_RESULT_INTERNAL_ERROR;
+    }
+    else
+    {
+        res = XACommon_CheckDataSource(pDataSource,NULL);
+        if(res==XA_RESULT_SUCCESS)
+        {
+            res = XADynamicSourceItfAdapt_SetSource(impl->adaptCtx, pDataSource );
+        }
+    }
+#endif
+    DEBUG_API("<-XADynamicSourceItfImpl_SetSource");
+    return res;
+}
+
+/*****************************************************************************
+ * XADynamicSourceItfImpl -specific methods
+ *****************************************************************************/
+#ifdef _GSTREAMER_BACKEND_   
+
+/* XADynamicSourceItfImpl* XADynamicSourceItfImpl_Create()
+ * Description: Allocate and initialize DynamicSourceItfImpl
+ */
+XADynamicSourceItfImpl* XADynamicSourceItfImpl_Create( XAAdaptationBaseCtx *adaptCtx )
+{
+    XADynamicSourceItfImpl* self = (XADynamicSourceItfImpl*)
+        calloc(1,sizeof(XADynamicSourceItfImpl));
+    DEBUG_API("->XADynamicSourceItfImpl_Create");
+    if( self )
+    {
+        /* init itf default implementation */
+        self->itf.SetSource = XADynamicSourceItfImpl_SetSource;
+        /* init variables */
+        self->adaptCtx = adaptCtx;
+        self->self = self;
+    }
+    DEBUG_API("<-XADynamicSourceItfImpl_Create");
+    return self;
+}
+#endif
+/* void XADynamicSourceItfImpl_Free(XADynamicSourceItfImpl* self)
+ * Description: Free all resources reserved at XADynamicSourceItfImpl_Create
+ */
+void XADynamicSourceItfImpl_Free(XADynamicSourceItfImpl* self)
+{
+    DEBUG_API("->XADynamicSourceItfImpl_Free");
+    assert( self==self->self );
+    free( self );
+    DEBUG_API("<-XADynamicSourceItfImpl_Free");
+}
+
+