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#include "../portab.h" |
#include "../portab.h" |
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#include "../global.h" |
#include "../global.h" |
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// fast ((A)/2)*2 |
/* fast ((A)/2)*2 */ |
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#define EVEN(A) (((A)<0?(A)+1:(A)) & ~1) |
#define EVEN(A) (((A)<0?(A)+1:(A)) & ~1) |
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#define MVzero(A) ( ((A).x)==(0) && ((A).y)==(0) ) |
#define MVzero(A) ( ((A).x)==(0) && ((A).y)==(0) ) |
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#define MVequal(A,B) ( ((A).x)==((B).x) && ((A).y)==((B).y) ) |
#define MVequal(A,B) ( ((A).x)==((B).x) && ((A).y)==((B).y) ) |
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static const uint32_t roundtab[16] = |
/***************************************************************************** |
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{ 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2 }; |
* Modified rounding tables -- defined in motion_est.c |
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* Original tables see ISO spec tables 7-6 -> 7-9 |
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/* |
****************************************************************************/ |
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* modified rounding tables |
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* original tables see ISO spec tables 7-6 -> 7-9 |
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*/ |
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extern const uint32_t roundtab[16]; |
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/* K = 4 */ |
/* K = 4 */ |
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static const uint32_t roundtab_76[16] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1 }; |
extern const uint32_t roundtab_76[16]; |
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/* K = 2 */ |
/* K = 2 */ |
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static const uint32_t roundtab_78[8] = { 0, 0, 1, 1, 0, 0, 0, 1 }; |
extern const uint32_t roundtab_78[8]; |
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/* K = 1 */ |
/* K = 1 */ |
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static const uint32_t roundtab_79[4] = { 0, 1, 0, 0 }; |
extern const uint32_t roundtab_79[4]; |
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/* |
/* |
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* getref: calculate reference image pointer |
* getref: calculate reference image pointer |
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const uint32_t x, |
const uint32_t x, |
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const uint32_t y, |
const uint32_t y, |
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const uint32_t block, /* block dimension, 8 or 16 */ |
const uint32_t block, /* block dimension, 8 or 16 */ |
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const int32_t dx, |
const int32_t dx, |
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const int32_t dy, |
const int32_t dy, |
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const uint32_t stride) |
const int32_t stride) |
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{ |
{ |
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switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */ |
switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */ |
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case 0: |
case 0: |
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return refn + (int) ((x * block + dx / 2) + (y * block + dy / 2) * stride); |
return refn + (int) ((x * block + dx / 2) + (y * block + dy / 2) * stride); |
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case 1: |
case 1: |
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return refv + (int) ((x * block + dx / 2) + (y * block + |
return refv + (int) ((x * block + dx / 2) + (y * block + (dy - 1) / 2) * stride); |
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(dy - 1) / 2) * stride); |
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case 2: |
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return refh + (int) ((x * block + (dx - 1) / 2) + (y * block + |
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dy / 2) * stride); |
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default: |
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return refhv + (int) ((x * block + (dx - 1) / 2) + (y * block + |
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(dy - 1) / 2) * stride); |
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} |
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} |
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/* This is somehow a copy of get_ref, but with MV instead of X,Y */ |
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static __inline const uint8_t * |
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get_ref_mv(const uint8_t * const refn, |
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const uint8_t * const refh, |
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const uint8_t * const refv, |
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const uint8_t * const refhv, |
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const uint32_t x, |
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const uint32_t y, |
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const uint32_t block, /* block dimension, 8 or 16 */ |
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const VECTOR * mv, /* measured in half-pel! */ |
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const uint32_t stride) |
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{ |
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switch ((((mv->x) & 1) << 1) + ((mv->y) & 1)) { |
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case 0: |
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return refn + (int) ((x * block + (mv->x) / 2) + (y * block + |
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(mv->y) / 2) * stride); |
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case 1: |
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return refv + (int) ((x * block + (mv->x) / 2) + (y * block + |
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((mv->y) - 1) / 2) * stride); |
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case 2: |
case 2: |
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return refh + (int) ((x * block + ((mv->x) - 1) / 2) + (y * block + |
return refh + (int) ((x * block + (dx - 1) / 2) + (y * block + dy / 2) * stride); |
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(mv->y) / 2) * stride); |
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default: |
default: |
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return refhv + (int) ((x * block + ((mv->x) - 1) / 2) + (y * block + |
return refhv + (int) ((x * block + (dx - 1) / 2) + (y * block + (dy - 1) / 2) * stride); |
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((mv->y) - |
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1) / 2) * stride); |
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} |
} |
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} |
} |
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void MotionEstimationBVOP(MBParam * const pParam, |
void MotionEstimationBVOP(MBParam * const pParam, |
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FRAMEINFO * const frame, |
FRAMEINFO * const frame, |
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// forward (past) reference |
/* forward (past) reference */ |
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const int32_t time_bp, |
const int32_t time_bp, |
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const int32_t time_pp, |
const int32_t time_pp, |
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const MACROBLOCK * const f_mbs, |
const MACROBLOCK * const f_mbs, |
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const IMAGE * const f_refH, |
const IMAGE * const f_refH, |
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const IMAGE * const f_refV, |
const IMAGE * const f_refV, |
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const IMAGE * const f_refHV, |
const IMAGE * const f_refHV, |
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// backward (future) reference |
/* backward (future) reference */ |
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const FRAMEINFO * const b_reference, |
const FRAMEINFO * const b_reference, |
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const IMAGE * const b_ref, |
const IMAGE * const b_ref, |
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const IMAGE * const b_refH, |
const IMAGE * const b_refH, |
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const IMAGE * const b_refhv, |
const IMAGE * const b_refhv, |
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int16_t * dct_codes); |
int16_t * dct_codes); |
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void |
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MotionEstimationHinted( MBParam * const pParam, |
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FRAMEINFO * const current, |
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FRAMEINFO * const reference, |
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const IMAGE * const pRefH, |
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const IMAGE * const pRefV, |
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const IMAGE * const pRefHV); |
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int |
int |
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MEanalysis( const IMAGE * const pRef, |
MEanalysis( const IMAGE * const pRef, |
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FRAMEINFO * const Current, |
const FRAMEINFO * const Current, |
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MBParam * const pParam, |
const MBParam * const pParam, |
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int maxIntra, |
const int maxIntra, |
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int intraCount, |
const int intraCount, |
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int bCount); |
const int bCount, |
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const int b_thresh); |
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int |
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FindFcode( const MBParam * const pParam, |
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const FRAMEINFO * const current); |
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#endif /* _MOTION_H_ */ |
#endif /* _MOTION_H_ */ |