?? me.h
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/*****************************************************************************
* me.h: h264 encoder library (Motion Estimation)
*****************************************************************************
* Copyright (C) 2003 Laurent Aimar
* $Id: me.h,v 1.1 2004/06/03 19:27:08 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
#ifndef _ME_H
#define _ME_H 1
#define COST_MAX (1<<28)
typedef struct
{
/* input */
int i_pixel; /* PIXEL_WxH */
int16_t *p_cost_mv; /* lambda * nbits for each possible mv */
int i_ref_cost;
int i_ref;
uint8_t *p_fref[6];
uint8_t *p_fenc[3];
uint16_t *integral;
int i_stride[2];
int mvp[2];
/* output */
int cost_mv; /* lambda * nbits for the chosen mv */
int cost; /* satd + lambda * nbits */
int mv[2];
} x264_me_t;
void x264_me_search_ref( x264_t *h, x264_me_t *m, int (*mvc)[2], int i_mvc, int *p_fullpel_thresh );
static inline void x264_me_search( x264_t *h, x264_me_t *m, int (*mvc)[2], int i_mvc )
{ x264_me_search_ref( h, m, mvc, i_mvc, NULL ); }
void x264_me_refine_qpel( x264_t *h, x264_me_t *m );
void x264_me_refine_qpel_rd( x264_t *h, x264_me_t *m, int i_lambda2, int i8 );
int x264_me_refine_bidir( x264_t *h, x264_me_t *m0, x264_me_t *m1, int i_weight );
int x264_rd_cost_part( x264_t *h, int i_lambda2, int i8, int i_pixel );
#define COPY1_IF_LT(x,y)\
if((y)<(x))\
(x)=(y);
#define COPY2_IF_LT(x,y,a,b)\
if((y)<(x))\
{\
(x)=(y);\
(a)=(b);\
}
#define COPY3_IF_LT(x,y,a,b,c,d)\
if((y)<(x))\
{\
(x)=(y);\
(a)=(b);\
(c)=(d);\
}
#endif
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