www.pudn.com > rm52h.rar > fast_me.h


/* 
*********************************************************************** 
* COPYRIGHT AND WARRANTY INFORMATION 
* 
* Copyright 2003, Advanced Audio Video Coding Standard, Part II 
* 
* DISCLAIMER OF WARRANTY 
* 
* These software programs are available to the users without any 
* license fee or royalty on an "as is" basis. The AVS 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 contributors or  
* the AVS be liable for any incidental, punitive, or consequential 
* damages of any kind whatsoever arising from the use of this program. 
* 
* This disclaimer of warranty extends to the user of this program 
* and user's customers, employees, agents, transferees, successors, 
* and assigns. 
* 
* The AVS does not represent or warrant that the program furnished 
* hereunder are free of infringement of any third-party patents. 
* Commercial implementations of AVS, including shareware, may be 
* subject to royalty fees to patent holders. Information regarding 
* the AVS patent policy is available from the AVS Web site at 
* http://www.avs.org.cn 
* 
* THIS IS NOT A GRANT OF PATENT RIGHTS - SEE THE AVS PATENT POLICY. 
************************************************************************ 
*/ 
 
/* 
************************************************************************************* 
* File name:  
    
* Function: Macro definitions and global variables for fast integer pel motion  
		    estimation and fractional pel motio estimation 
* 
************************************************************************************* 
*/ 
  
 
#ifndef _FAST_ME_H_ 
#define _FAST_ME_H_ 
#include "global.h" 
 
#define EARLY_TERMINATION  if(ref>0)  \ 
	{                                                                    \ 
	if ((min_mcost-pred_SAD_ref)1)                                                 \ 
	{                                                                    \ 
	if ((min_mcost-pred_SAD_uplayer) minimum motion cost after search 
FastIntegerPelBlockMotionSearch  (pel_t**   orig_pic,     // <--  not used 
								  int       ref,          // <--  reference frame (0... or -1 (backward)) 
								  int       pic_pix_x,    // <--  absolute x-coordinate of regarded AxB block 
								  int       pic_pix_y,    // <--  absolute y-coordinate of regarded AxB block 
								  int       blocktype,    // <--  block type (1-16x16 ... 7-4x4) 
								  int       pred_mv_x,    // <--  motion vector predictor (x) in sub-pel units 
								  int       pred_mv_y,    // <--  motion vector predictor (y) in sub-pel units 
								  int*      mv_x,         //  --> motion vector (x) - in pel units 
								  int*      mv_y,         //  --> motion vector (y) - in pel units 
								  int       search_range, // <--  1-d search range in pel units                          
								  int       min_mcost,    // <--  minimum motion cost (cost for center or huge value) 
								  double    lambda) ;      // <--  lagrangian parameter for determining motion cost 
int AddUpSADQuarter(int pic_pix_x,int pic_pix_y,int blocksize_x,int blocksize_y, 
					int cand_mv_x,int cand_mv_y, pel_t **ref_pic, pel_t**   orig_pic, int Mvmcost, int min_mcost,int useABT); 
 
int                                                   //  ==> minimum motion cost after search 
FastSubPelBlockMotionSearch (pel_t**   orig_pic,      // <--  original pixel values for the AxB block 
							 int       ref,           // <--  reference frame (0... or -1 (backward)) 
							 int       pic_pix_x,     // <--  absolute x-coordinate of regarded AxB block 
							 int       pic_pix_y,     // <--  absolute y-coordinate of regarded AxB block 
							 int       blocktype,     // <--  block type (1-16x16 ... 7-4x4) 
							 int       pred_mv_x,     // <--  motion vector predictor (x) in sub-pel units 
							 int       pred_mv_y,     // <--  motion vector predictor (y) in sub-pel units 
							 int*      mv_x,          // <--> in: search center (x) / out: motion vector (x) - in pel units 
							 int*      mv_y,          // <--> in: search center (y) / out: motion vector (y) - in pel units 
							 int       search_pos2,   // <--  search positions for    half-pel search  (default: 9) 
							 int       search_pos4,   // <--  search positions for quarter-pel search  (default: 9) 
							 int       min_mcost,     // <--  minimum motion cost (cost for center or huge value) 
							 double    lambda, 
							 int	useABT);        // <--  lagrangian parameter for determining motion cost 
 
int                                               //  ==> minimum motion cost after search 
SubPelBlockMotionSearch (pel_t**   orig_pic,      // <--  original pixel values for the AxB block 
                         int       ref,           // <--  reference frame (0... or -1 (backward)) 
                         int       pic_pix_x,     // <--  absolute x-coordinate of regarded AxB block 
                         int       pic_pix_y,     // <--  absolute y-coordinate of regarded AxB block 
                         int       blocktype,     // <--  block type (1-16x16 ... 7-4x4) 
                         int       pred_mv_x,     // <--  motion vector predictor (x) in sub-pel units 
                         int       pred_mv_y,     // <--  motion vector predictor (y) in sub-pel units 
                         int*      mv_x,          // <--> in: search center (x) / out: motion vector (x) - in pel units 
                         int*      mv_y,          // <--> in: search center (y) / out: motion vector (y) - in pel units 
                         int       search_pos2,   // <--  search positions for    half-pel search  (default: 9) 
                         int       search_pos4,   // <--  search positions for quarter-pel search  (default: 9) 
                         int       min_mcost,     // <--  minimum motion cost (cost for center or huge value) 
                         double    lambda         // <--  lagrangian parameter for determining motion cost 
                         ); 
 
int                                               //  ==> minimum motion cost after search 
SubPelBlockMotionSearch_bid (pel_t**   orig_pic,      // <--  original pixel values for the AxB block 
                         int       ref,           // <--  reference frame (0... or -1 (backward)) 
                         int       pic_pix_x,     // <--  absolute x-coordinate of regarded AxB block 
                         int       pic_pix_y,     // <--  absolute y-coordinate of regarded AxB block 
                         int       blocktype,     // <--  block type (1-16x16 ... 7-4x4) 
                         int       pred_mv_x,     // <--  motion vector predictor (x) in sub-pel units 
                         int       pred_mv_y,     // <--  motion vector predictor (y) in sub-pel units 
                         int*      mv_x,          // <--> in: search center (x) / out: motion vector (x) - in pel units 
                         int*      mv_y,          // <--> in: search center (y) / out: motion vector (y) - in pel units 
                         int       search_pos2,   // <--  search positions for    half-pel search  (default: 9) 
                         int       search_pos4,   // <--  search positions for quarter-pel search  (default: 9) 
                         int       min_mcost,     // <--  minimum motion cost (cost for center or huge value) 
                         double    lambda         // <--  lagrangian parameter for determining motion cost 
                         ); 
 
void FME_SetMotionVectorPredictor (int  pmv[2], 
								   int  **refFrArr, 
								   int  ***tmp_mv, 
								   int  ref_frame, 
								   int  mb_x, 
								   int  mb_y, 
								   int  blockshape_x, 
								   int  blockshape_y, 
								   int  blocktype, 
								   int  ref); 
 
int                                         //  ==> minimum motion cost after search 
FME_BlockMotionSearch (int       ref,           // <--  reference frame (0... or -1 (backward)) 
					   int       pic_pix_x,     // <--  absolute x-coordinate of regarded AxB block 
					   int       pic_pix_y,     // <--  absolute y-coordinate of regarded AxB block 
					   int       blocktype,     // <--  block type (1-16x16 ... 7-4x4) 
					   int       search_range,  // <--  1-d search range for integer-position search 
					   double    lambda         // <--  lagrangian parameter for determining motion cost 
					   ); 
 
int                                         //  ==> minimum motion cost after search 
FME_BlockMotionSearch_bid (int       ref,           // <--  reference frame (0... or -1 (backward)) 
					   int       pic_pix_x,     // <--  absolute x-coordinate of regarded AxB block 
					   int       pic_pix_y,     // <--  absolute y-coordinate of regarded AxB block 
					   int       blocktype,     // <--  block type (1-16x16 ... 7-4x4) 
					   int       search_range,  // <--  1-d search range for integer-position search 
					   double    lambda         // <--  lagrangian parameter for determining motion cost 
					   ); 
int                                                   //  ==> minimum motion cost after search 
FastSubPelBlockMotionSearch_bid (pel_t**   orig_pic,      // <--  original pixel values for the AxB block 
							 int       ref,           // <--  reference frame (0... or -1 (backward)) 
							 int       pic_pix_x,     // <--  absolute x-coordinate of regarded AxB block 
							 int       pic_pix_y,     // <--  absolute y-coordinate of regarded AxB block 
							 int       blocktype,     // <--  block type (1-16x16 ... 7-4x4) 
							 int       pred_mv_x,     // <--  motion vector predictor (x) in sub-pel units 
							 int       pred_mv_y,     // <--  motion vector predictor (y) in sub-pel units 
							 int*      mv_x,          // <--> in: search center (x) / out: motion vector (x) - in pel units 
							 int*      mv_y,          // <--> in: search center (y) / out: motion vector (y) - in pel units 
							 int       search_pos2,   // <--  search positions for    half-pel search  (default: 9) 
							 int       search_pos4,   // <--  search positions for quarter-pel search  (default: 9) 
							 int       min_mcost,     // <--  minimum motion cost (cost for center or huge value) 
							 double    lambda, 
							 int	useABT);        // <--  lagrangian parameter for determining motion cost 
  int AddUpSADQuarter_bid(int pic_pix_x,int pic_pix_y,int blocksize_x,int blocksize_y, 
    int cand_mv_x,int cand_mv_y, pel_t **ref_pic, pel_t **ref_pic_bid, pel_t**   orig_pic,  
	int Mvmcost, int min_mcost,int useABT,int DistanceIndexFw, int DistanceIndexBw); 
 
#endif