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diff --git a/libvideoeditor/osal/inc/LVOSA_FileReader_optim.h b/libvideoeditor/osal/inc/LVOSA_FileReader_optim.h
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+++ b/libvideoeditor/osal/inc/LVOSA_FileReader_optim.h
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+/*
+ * Copyright (C) 2004-2011 NXP Software
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ ******************************************************************************
+ * @file         M4OSA_FileReader_optim.h
+ * @brief        File reader for Symbian
+ * @note         This file declares functions and types to read a file.
+ ******************************************************************************
+*/
+
+
+
+#ifndef M4OSA_FILEREADER_OPTIM_H
+#define M4OSA_FILEREADER_OPTIM_H
+
+#define M4OSA_READER_OPTIM_USE_OSAL_IF
+
+/**/
+#ifndef M4OSA_READER_OPTIM_USE_OSAL_IF
+    typedef struct
+    {
+        M4OSA_Void*        (*pFctPtr_Open)( M4OSA_Void* fd,
+                                            M4OSA_UInt32 FileModeAccess,
+                                            M4OSA_UInt16* errno );
+        M4OSA_FilePosition (*pFctPtr_Read)( M4OSA_Void* fd,
+                                            M4OSA_UInt8* data,
+                                            M4OSA_FilePosition size,
+                                            M4OSA_UInt16* errno );
+        M4OSA_FilePosition (*pFctPtr_Seek)( M4OSA_Void* fd,
+                                            M4OSA_FilePosition pos,
+                                            M4OSA_FileSeekAccessMode mode,
+                                            M4OSA_UInt16* errno );
+        M4OSA_FilePosition (*pFctPtr_Tell)( M4OSA_Void* fd,
+                                            M4OSA_UInt16* errno );
+        M4OSA_Int32        (*pFctPtr_Close)( M4OSA_Void* fd,
+                                             M4OSA_UInt16* errno );
+        M4OSA_Void         (*pFctPtr_AccessType)( M4OSA_UInt32 FileModeAccess_In,
+                                                  M4OSA_Void* FileModeAccess_Out );
+
+    } M4OSA_FileSystem_FctPtr;
+#endif
+/**/
+
+
+/* Reader API : bufferized functions */
+#ifdef M4OSA_READER_OPTIM_USE_OSAL_IF
+    M4OSA_ERR M4OSA_fileReadOpen_optim( M4OSA_Context* context,
+                                        M4OSA_Void* fileDescriptor,
+                                        M4OSA_UInt32 fileModeAccess);
+#else
+    M4OSA_ERR M4OSA_fileReadOpen_optim( M4OSA_Context* context,
+                                        M4OSA_Void* fileDescriptor,
+                                        M4OSA_UInt32 fileModeAccess,
+                                        M4OSA_FileSystem_FctPtr *FS);
+#endif
+
+M4OSA_ERR M4OSA_fileReadData_optim( M4OSA_Context context,
+                                    M4OSA_MemAddr8 buffer,
+                                    M4OSA_UInt32* size );
+M4OSA_ERR M4OSA_fileReadSeek_optim( M4OSA_Context context,
+                                    M4OSA_FileSeekAccessMode seekMode,
+                                    M4OSA_FilePosition* position );
+M4OSA_ERR M4OSA_fileReadClose_optim( M4OSA_Context context );
+M4OSA_ERR M4OSA_fileReadGetOption_optim( M4OSA_Context context,
+                                         M4OSA_FileReadOptionID optionID,
+                                         M4OSA_DataOption *optionValue );
+M4OSA_ERR M4OSA_fileReadSetOption_optim( M4OSA_Context context,
+                                         M4OSA_FileReadOptionID optionID,
+                                         M4OSA_DataOption optionValue );
+
+#endif /* M4OSA_FILEREADER_OPTIM_H */