diff -r a36789189b53 -r 095bea5f582e khronosfws/openmax_al/src/gst_adaptation/xametadataadaptation.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/gst_adaptation/xametadataadaptation.h	Tue Aug 31 15:43:02 2010 +0300
@@ -0,0 +1,100 @@
+/*
+* 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: 
+*
+*/
+
+#ifndef XAMETADATAADAPTATION_H
+#define XAMETADATAADAPTATION_H
+
+#include "xaadaptationgst.h"
+
+
+/* FUNCTIONS */
+typedef struct XAMetadataImplTagList
+{
+    XAuint32         itemcount; /* number of items in all three following arrays */
+    XAMetadataInfo** mdeKeys;   /* array of tag keys */
+    XAMetadataInfo** mdeValues; /* array of tag values */
+} XAMetadataImplTagList;
+
+
+typedef struct XAMetadataAdaptVars_
+{
+
+    XAuint32        childcount;
+    XAuint32        nodedepth;
+    XAuint32        traversemode;
+
+    GstTagList*     generaltags;
+    GstStructure*   audiotags;
+    GstStructure*   videotags;
+    GstStructure**   currentchild; /*points to one of previous 3*/
+
+} XAMetadataAdaptVars;
+
+XAresult XAMetadataAdapt_PreInit(XAAdaptationGstCtx *bCtx);
+XAresult XAMetadataAdapt_PostInit(XAAdaptationGstCtx *bCtx);
+const XAchar* XAMetadataAdapt_ParseKhronosKey(const XAchar* KKey);
+void XAMetadataAdapt_FreeImplTagList(XAMetadataImplTagList *list, XAboolean freeItems);
+void XAMetadataAdapt_FreeVars(XAMetadataAdaptVars *vars);
+XAresult XAMetadataAdapt_TryWriteTags(XAAdaptationGstCtx* bCtx, GstBin* binToWriteTo);
+
+XAresult XAMetadataExtractionItfAdapt_FillTagList(XAAdaptationGstCtx *bCtx,
+                                                  XAMetadataImplTagList* tagList);
+
+
+XAresult XAMetadataTraversalItfAdapt_SetMode(XAAdaptationGstCtx *bCtx, XAuint32 mode);
+XAresult XAMetadataTraversalItfAdapt_GetChildCount(XAAdaptationGstCtx *bCtx, XAuint32 *pCount);
+XAresult XAMetadataTraversalItfAdapt_GetChildMIMETypeSize(XAAdaptationGstCtx *bCtx,
+                                                          XAuint32 index,
+                                                          XAuint32 *pSize);
+XAresult XAMetadataTraversalItfAdapt_GetChildInfo(XAAdaptationGstCtx *bCtx,
+                                                  XAuint32 index,
+                                                  XAint32 *pNodeID,
+                                                  XAuint32 *pType,
+                                                  XAuint32 size,
+                                                  XAchar *pMimeType);
+XAresult XAMetadataTraversalItfAdapt_SetActiveNode(XAAdaptationGstCtx *bCtx,
+                                                   XAuint32 index);
+
+XAresult XAMetadataInsertionItfAdapt_CreateChildNode(XAAdaptationGstCtx *bCtx,
+                                                    XAint32 parentNodeID,
+                                                    XAuint32 type,
+                                                    XAchar *mimeType,
+                                                    XAint32 *pChildNodeID);
+XAresult XAMetadataInsertionItfAdapt_GetSupportedKeysCount(XAAdaptationGstCtx *bCtx,
+                                                          XAint32 nodeID,
+                                                          XAboolean *pFreeKeys,
+                                                          XAuint32 *pKeyCount,
+                                                          XAuint32 *pEncodingCount);
+XAresult XAMetadataInsertionItfAdapt_GetKeySize(XAAdaptationGstCtx *bCtx,
+                                               XAint32 nodeID,
+                                               XAuint32 keyIndex,
+                                               XAuint32 *pKeySize);
+XAresult XAMetadataInsertionItfAdapt_GetKey(XAAdaptationGstCtx *bCtx,
+                                           XAint32 nodeID,
+                                           XAuint32 keyIndex,
+                                           XAuint32 keySize,
+                                           XAMetadataInfo *pKey);
+XAresult XAMetadataInsertionItfAdapt_GetFreeKeysEncoding(XAAdaptationGstCtx *bCtx,
+                                                        XAint32 nodeID,
+                                                        XAuint32 encodingIndex,
+                                                        XAuint32 *pEncoding);
+XAresult XAMetadataInsertionItfAdapt_InsertMetadataItem(XAAdaptationGstCtx *bCtx,
+                                                       XAint32 nodeID,
+                                                       XAMetadataInfo *pKey,
+                                                       XAMetadataInfo *pValue,
+                                                       XAboolean overwrite);
+#endif /* XAMETADATAADAPTATION_H */