/****************************************************************
 *
 *  File b_frame.h :	Header file for B picture decoding 
 *
 *	Main contributor and Contact Information
 *
 *		Byeong-Moon Jeon			<jeonbm@lge.com>
 *      LG Electronics Inc., Digital Media Research Lab.
 *      16 Woomyeon-Dong, Seocho-Gu, Seoul, 137-724, Korea
 *
 *****************************************************************/

#define		SINGLE_SCAN 0
#define		DOUBLE_SCAN 1


extern int ONE_FOURTH_TAP[3][2];
extern const byte NCBP[48][2];
#ifdef USE_9_INTRA_MODES
extern const byte PRED_IPRED[10][10][9];
extern const byte IPRED_ORDER[81][2]; 
#else // !USE_9_INTRA_MODES
extern const byte PRED_IPRED[7][7][6];
extern const byte IPRED_ORDER[36][2]; 
#endif
extern const int BLOCK_STEP[8][2];
extern const byte SNGL_SCAN[16][2];
extern const int JQ1[];
extern const byte DBL_SCAN[8][2][2];
extern const byte QP_SCALE_CR[32];

extern int two[6];
extern int three[6];
extern int five[6][6];
extern int six[6][6];
extern int seven[6][6];

int **fw_refFrArr, ** bw_refFrArr;

int ***dfMV;  //[92][72][2] 
int ***dbMV;  //[92][72][2]