H.264/AVC Reference Software Encoder: mv-search.h Source File

00001 
00002 /*!
00003  ************************************************************************
00004  * \file mv-search.h
00005  *
00006  * \brief
00007  *   array definition for motion search
00008  *
00009  * \author
00010  *    Inge Lille-Langoy               <inge.lille-langoy@telenor.com>   \n
00011  *    Alexis Michael Tourapis         <alexis.tourapis@dolby.com>       \n
00012  *
00013  ************************************************************************
00014  */
00015 
00016 #ifndef _MV_SEARCH_H_
00017 #define _MV_SEARCH_H_
00018 
00019 typedef struct {
00020   int    min_x;
00021   int    max_x;
00022   int    min_y;
00023   int    max_y;
00024 } SearchWindow;
00025 
00026 
00027 extern int* mvbits;
00028 
00029 extern int *byte_abs;
00030 extern SearchWindow searchrange;
00031 
00032 extern void get_neighbors(Macroblock *currMB, 
00033                           PixelPos *block_a, PixelPos *block_b, PixelPos *block_c, PixelPos *block_d,
00034                           int mb_x, int mb_y, int blockshape_x);
00035 
00036 extern void set_access_method(int *access_method, MotionVector *blk, int min_x, int min_y, int max_x, int max_y);
00037 
00038 extern int (*BiPredME)      (Macroblock *, imgpel *, short, int, char  ***, short  ****,
00039                        int, int, int, MotionVector *, MotionVector *, MotionVector *, MotionVector *, int, int, int, int, int);
00040 
00041 extern int (*SubPelBiPredME)(imgpel* orig_pic, short ref, int list, int pic_pix_x, int pic_pix_y,
00042                              int blocktype, MotionVector *pred_mv1, MotionVector *pred_mv2, MotionVector *mv1, MotionVector *mv2, 
00043                              int search_pos2, int search_pos4, int min_mcost, int* lambda_factor, int apply_weights);
00044 extern int (*SubPelME)      (imgpel* orig_pic, short ref, int list, int list_offset, int pic_pix_x, int pic_pix_y, 
00045                              int blocktype, MotionVector *pred_mv, MotionVector *mv, 
00046                              int search_pos2, int search_pos4, int min_mcost, int* lambda_factor, int apply_weights);
00047 
00048 extern void SetMotionVectorPredictor (Macroblock *currMB, short  pmv[2], char   **refPic, short  ***tmp_mv,
00049                                short  ref_frame, int list, int block_x, int block_y, int blockshape_x, int blockshape_y);
00050 extern void GetMotionVectorPredictor (Macroblock *currMB, PixelPos *block_a, PixelPos *block_b, PixelPos *block_c, 
00051                                short  pmv[2], char **refPic, short ***tmp_mv, short ref_frame, int mb_x, int mb_y, int bx, int by);
00052 
00053 extern void PrepareMEParams      (int apply_weights, int ChromaMEEnable, int list, int ref);
00054 extern void PrepareBiPredMEParams(int apply_weights, int ChromaMEEnable, int list, int list_offset, int ref);
00055 
00056 extern void Init_Motion_Search_Module (void);
00057 extern void Clear_Motion_Search_Module (void);
00058 
00059 #endif
00060