[svn] / trunk / xvidcore / src / motion / estimation.h Repository:
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revision 1908, Tue Nov 23 11:00:35 2010 UTC revision 1909, Sun Nov 28 15:19:07 2010 UTC
# Line 4  Line 4 
4   *  - Motion Estimation related header -   *  - Motion Estimation related header -
5   *   *
6   *  Copyright(C) 2002 Christoph Lampert <gruel@web.de>   *  Copyright(C) 2002 Christoph Lampert <gruel@web.de>
7   *               2002 Michael Militzer <michael@xvid.org>   *               2002-2010 Michael Militzer <michael@xvid.org>
8   *               2002-2003 Radoslaw Czyz <xvid@syskin.cjb.net>   *               2002-2003 Radoslaw Czyz <xvid@syskin.cjb.net>
9   *   *
10   *  This program is free software ; you can redistribute it and/or modify   *  This program is free software ; you can redistribute it and/or modify
# Line 21  Line 21 
21   *  along with this program ; if not, write to the Free Software   *  along with this program ; if not, write to the Free Software
22   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
23   *   *
24   * $Id: estimation.h,v 1.13 2005-12-09 04:39:49 syskin Exp $   * $Id: estimation.h,v 1.14 2010-11-28 15:18:21 Isibaar Exp $
25   *   *
26   ****************************************************************************/   ****************************************************************************/
27    
# Line 30  Line 30 
30    
31  #include "../portab.h"  #include "../portab.h"
32  #include "../global.h"  #include "../global.h"
33    #include "sad.h"
34    
35  /* hard coded motion search parameters */  /* hard coded motion search parameters */
36    
# Line 116  Line 117 
117          const uint16_t * mpeg_quant_matrices;                   /* current MPEG quantization matrices */          const uint16_t * mpeg_quant_matrices;                   /* current MPEG quantization matrices */
118          int lambda[6];                          /* R-D lambdas for all 6 blocks */          int lambda[6];                          /* R-D lambdas for all 6 blocks */
119          unsigned int quant_sq;          /* quant squared - saves many multiplications in VHQ */          unsigned int quant_sq;          /* quant squared - saves many multiplications in VHQ */
120            uint32_t rel_var8[6];           /* relative variances for all 6 sub-blocks */
121            int metric;                                     /* distortion metric for R-D optimizations, currently: PSNR=0, PSNRHVSM=1 */
122  } SearchData;  } SearchData;
123    
124    static __inline uint32_t
125    masked_sseh8_16bit(int16_t * const orig,
126                       int16_t * const rec,
127                       const uint32_t rel_var8)
128    {
129            uint16_t mask = ((isqrt(2*coeff8_energy(orig)*rel_var8) + 48) >> 6);
130            return (5*sseh8_16bit(orig, rec, (uint16_t) mask)) >> 7;
131    }
132    
133  typedef void(CheckFunc)(const int x, const int y,  typedef void(CheckFunc)(const int x, const int y,
134                                                  SearchData * const Data,                                                  SearchData * const Data,
135                                                  const unsigned int Direction);                                                  const unsigned int Direction);
# Line 192  Line 203 
203                                           VECTOR * f_predMV,                                           VECTOR * f_predMV,
204                                           VECTOR * b_predMV,                                           VECTOR * b_predMV,
205                                           const uint32_t MotionFlags,                                           const uint32_t MotionFlags,
206                                             const uint32_t VopFlags,
207                                           const MBParam * const pParam,                                           const MBParam * const pParam,
208                                           int x, int y,                                           int x, int y,
209                                           int best_sad);                                           int best_sad);
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