mode_decision.h

压缩JM12.3d的完整的全部C语言的代码文档,用于嵌入式系统的压缩编解码

/*!
 ***************************************************************************
 * \file
 *    mode_decision.h
 *
 * \author
 *    Alexis Michael Tourapis
 *
 * \date
 *    21. February 2005
 *
 * \brief
 *    Headerfile for mode decision
 **************************************************************************
 */

#ifndef _MODE_DECISION_H_
#define _MODE_DECISION_H_

extern CSptr cs_mb, cs_b8, cs_cm, cs_imb, cs_ib8, cs_ib4, cs_pc;
//extern imgpel   mpr_8x8ts[16][16];
//extern imgpel   rec_mbY[16][16], rec_mbU[16][16], rec_mbV[16][16];    // reconstruction values
extern RD_8x8DATA tr4x4, tr8x8;

// Adaptive Lagrangian variables
extern double mb16x16_cost;
extern double lambda_mf_factor;

extern const  int LEVELMVLIMIT[17][6];
extern int    ****cofAC_8x8ts;        // [8x8block][4x4block][level/run][scan_pos]
extern int    ****cofAC, ****cofAC8x8;        // [8x8block][4x4block][level/run][scan_pos]
extern int    QP2QUANT[40];
extern int    cbp_blk8x8;
extern int    cbp, cbp8x8, cnt_nonz_8x8;
extern int64  cbp_blk;
extern int64  cbp_blk8_8x8ts;
extern int    cbp8_8x8ts;
extern int    cnt_nonz8_8x8ts;
extern int    qp_mbaff[2][2], qp_mbaff[2][2];
extern int    delta_qp_mbaff[2][2],delta_qp_mbaff[2][2];

// Residue Color Transform
extern char   b4_ipredmode[16], b4_intra_pred_modes[16];

extern short  bi_pred_me;
extern short  best_mode;
extern short  best8x8mode          [4]; // [block]
extern char   best8x8pdir [MAXMODE][4]; // [mode][block]
extern char   best8x8l0ref[MAXMODE][4]; // [mode][block]
extern char   best8x8l1ref[MAXMODE][4]; // [mode][block]
extern imgpel pred[16][16];

extern void   set_stored_macroblock_parameters (void);
extern void   StoreMV8x8(int);
extern void   RestoreMV8x8(int);
extern void   store_macroblock_parameters (int);
extern void   SetModesAndRefframeForBlocks (int);
extern void   SetRefAndMotionVectors (int, int, int, int, int);
extern void   StoreNewMotionVectorsBlock8x8(int, int, int, int, int, int, int);
extern void   assign_enc_picture_params(int, char, int, int, int, int, int);
extern void   update_refresh_map(int intra, int intra1, Macroblock *currMB);
extern void   SetMotionVectorsMB (Macroblock*, int);
extern void   SetCoeffAndReconstruction8x8 (Macroblock*);
extern void   fast_mode_intra_decision(short *intra_skip, double min_rate);

extern int    GetBestTransformP8x8(void);
extern int    I16Offset (int, int);
extern int    CheckReliabilityOfRef (int, int, int, int);
extern int    Mode_Decision_for_Intra4x4Macroblock (double, int*);
extern int    RDCost_for_macroblocks (double, int, double*, double*, double*, int);
extern double RDCost_for_8x8blocks (int*, int64*, double, int, int, short, short, short);
extern double *mb16x16_cost_frame;

extern const int  b8_mode_table[6];
extern const int  mb_mode_table[9];

void rc_store_diff(int cpix_x, int cpix_y, imgpel prediction[16][16]);
void submacroblock_mode_decision(RD_PARAMS, RD_8x8DATA *, Macroblock *,int ***, int *, short, int, int *, int *, int *, int);
void init_enc_mb_params(Macroblock* currMB, RD_PARAMS *enc_mb, int intra, int bslice);
void list_prediction_cost(int list, int block, int mode, RD_PARAMS enc_mb, int bmcost[5], char best_ref[2]);
void determine_prediction_list(int, int [5], char [2], char *, int *, short *);
void compute_mode_RD_cost(int mode, Macroblock *currMB, RD_PARAMS enc_mb,
                               double *min_rdcost, double *min_dcost, double *min_rate,
                               int i16mode, short bslice, short *inter_skip);
extern void update_lambda_costs(RD_PARAMS *enc_mb, int lambda_mf[3]);

void get_initial_mb16x16_cost(void);
void adjust_mb16x16_cost(int);

#endif