/*

* Copyright (c) 2010 Ixonos Plc.

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the "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:

* Ixonos Plc

*

* Description:

*

*/

#ifndef _DPB_H_

#define _DPB_H_

#include "globals.h"

#include "nrctyp32.h"

#include "framebuffer.h"

#define DPB_ERR_MEM_ALLOC          -3

#define DPB_ERR_PICTURE_NOT_FOUND  -2

#define DPB_ERROR                  -1

#define DPB_OK                      0

#define DPB_MAX_SIZE  16

typedef struct _dpb_s {

  int size;

  frmBuf_s *buffers[DPB_MAX_SIZE];

  int fullness;

  int maxNumRefFrames;

  int numShortTermPics;

  int numLongTermPics;

  int maxLongTermFrameIdx;

} dpb_s;

dpb_s *dpbOpen();

void dpbClose(dpb_s *dpb);

void dpbSetSize(dpb_s *dpb, int dpbSize);

frmBuf_s *dpbGetNextOutputPic(dpb_s *dpb, int *dpbHasIDRorMMCO5);

int dpbStorePicture(dpb_s *dpb, frmBuf_s *currPic, frmBuf_s *outputQueue[]);

void dpbUpdatePicNums(dpb_s *dpb, int32 frameNum, int32 maxFrameNum);

void dpbMarkAllPicsAsNonRef(dpb_s *dpb);

void dpbMarkLowestShortTermPicAsNonRef(dpb_s *dpb);

int dpbMarkShortTermPicAsNonRef(dpb_s *dpb, int32 picNum);

int dpbMarkLongTermPicAsNonRef(dpb_s *dpb, int longTermPicNum);

void dpbVerifyLongTermFrmIdx(dpb_s *dpb, int longTermFrmIdx);

int dpbMarkShortTermPicAsLongTerm(dpb_s *dpb, int32 picNum, int longTermFrmIdx);

void dpbSetMaxLongTermFrameIdx(dpb_s *dpb, int maxLongTermFrmIdxPlus1);

#endif