?? mbuffer.h
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/*
***********************************************************************
* COPYRIGHT AND WARRANTY INFORMATION
*
* Copyright 2001, International Telecommunications Union, Geneva
*
* DISCLAIMER OF WARRANTY
*
* These software programs are available to the user without any
* license fee or royalty on an "as is" basis. The ITU disclaims
* any and all warranties, whether express, implied, or
* statutory, including any implied warranties of merchantability
* or of fitness for a particular purpose. In no event shall the
* contributor or the ITU be liable for any incidental, punitive, or
* consequential damages of any kind whatsoever arising from the
* use of these programs.
*
* This disclaimer of warranty extends to the user of these programs
* and user's customers, employees, agents, transferees, successors,
* and assigns.
*
* The ITU does not represent or warrant that the programs furnished
* hereunder are free of infringement of any third-party patents.
* Commercial implementations of ITU-T Recommendations, including
* shareware, may be subject to royalty fees to patent holders.
* Information regarding the ITU-T patent policy is available from
* the ITU Web site at http://www.itu.int.
*
* THIS IS NOT A GRANT OF PATENT RIGHTS - SEE THE ITU-T PATENT POLICY.
************************************************************************
*/
/*!
***********************************************************************
* \file
* mbuffer.h
*
* \brief
* Frame buffer functions
*
* \author
* Main contributors (see contributors.h for copyright, address and affiliation details)
* - Karsten S黨ring <suehring@hhi.de>
***********************************************************************
*/
#ifndef _BUFFER_H_
#define _BUFFER_H_
#include "global.h"
/*! one single frame */
typedef struct
{
int used;
int picID;
int lt_picID;
byte **mref;
byte ***mcef;
int islong; //<! field is needed for reordering
} Frame;
/* the whole frame buffer structure containing both long and short term frames */
typedef struct
{
Frame **picbuf_short;
Frame **picbuf_long;
int short_size;
int long_size;
int short_used;
int long_used;
} FrameBuffer;
FrameBuffer *fb;
byte ***mref; //<! these are pointer arrays to the actual structures
byte ****mcef; //<! these are pointer arrays to the actual structures
void init_frame_buffers(struct inp_par *inp, ImageParameters *img);
void free_frame_buffers(struct inp_par *inp, ImageParameters *img);
void init_long_term_buffer(int size, ImageParameters *img);
void assign_long_term_id(int shortID, int longID, ImageParameters *img);
void remove_long_term(int longID);
void remove_short_term(int shortID);
void reset_buffers();
int get_short_ID(int DPN, ImageParameters *img);
void alloc_mref(ImageParameters *img);
void init_mref(ImageParameters *img);
void reorder_mref(ImageParameters *img);
void copy2fb(ImageParameters *img);
#endif
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