#ifndef _PICINFO_H
#define _PICINFO_H

#include "frame.h"
#include "except.h"
#include "bitio.h"


const int QCIF_TYPE = 1;
const int CIF_TYPE  = 2;

const int YBLKELEMS  = 16; /* 16 rows, 16 cols */
const int YBLKBITS  = 4;
const int UVBLKELEMS  = 8;

const int DCQUANT = 8;

const int BLKSIZE = 64;
const int MBROWS_IN_GOB = 3;
const int MBCOLS_IN_GOB = 11;
const int MBS_IN_GOB = MBROWS_IN_GOB * MBCOLS_IN_GOB;


const int NUM_CIFGBS = 12;
const int NUM_CIFMBS = NUM_CIFGBS * MBS_IN_GOB;

const int NUM_QCIFGBS = 3;
const int NUM_QCIFMBS = NUM_QCIFGBS * MBS_IN_GOB;


const int CIF_ROWS = 288;
const int CIF_COLS = 352;
const int QCIF_ROWS = 144;
const int QCIF_COLS = 176;


const int CIF_YSIZE = CIF_ROWS * CIF_COLS;
const int CIF_USIZE = CIF_YSIZE / 4;
const int CIF_VSIZE = CIF_YSIZE / 4;
const int QCIF_YSIZE = QCIF_ROWS * QCIF_COLS;
const int QCIF_USIZE = QCIF_YSIZE / 4;
const int QCIF_VSIZE = QCIF_YSIZE / 4;



struct frformat_t {
	int type;
	int numgbs;
	int nummbs;
	int rows;
	int cols;
	int ysize;
	int usize;
	int vsize;
};


const frformat_t NULL_FORMAT = { 0, 0, 0, 
				 0, 0, 0,
				 0, 0};


const frformat_t CIF_FORMAT = { CIF_TYPE, NUM_CIFGBS, NUM_CIFMBS, 
				CIF_ROWS, CIF_COLS, CIF_YSIZE,
				CIF_USIZE, CIF_VSIZE};

const frformat_t QCIF_FORMAT = { QCIF_TYPE, NUM_QCIFGBS, NUM_QCIFMBS, 
				 QCIF_ROWS, QCIF_COLS, QCIF_YSIZE,
				 QCIF_USIZE, QCIF_VSIZE};



#define INTRA_FRAME 0x01

class PicInfo
{
public:
	int xvecs[NUM_CIFMBS];
	int yvecs[NUM_CIFMBS];

	int gquant[NUM_CIFGBS];
	int mquant[NUM_CIFMBS];
	int mbinfo[NUM_CIFMBS];
	int framenum;
	bit_io input;
	bit_io output;

	frformat_t frameformat;
       

	Frame<short> * pixdata;

	PicInfo();
	PicInfo(frformat_t format);


};





#endif