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* along with this program; if not, write to the Free Software |
* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
* |
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* $Id: motion_est.h,v 1.1.2.6 2002-10-17 13:50:23 syskin Exp $ |
* $Id: motion_est.h,v 1.1.2.12 2003-01-09 11:36:33 syskin Exp $ |
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* |
* |
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***************************************************************************/ |
***************************************************************************/ |
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#include "../portab.h" |
#include "../portab.h" |
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#include "../global.h" |
#include "../global.h" |
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#include "../image/reduced.h" |
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/* hard coded motion search parameters for motion_est and smp_motion_est */ |
/* hard coded motion search parameters for motion_est and smp_motion_est */ |
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/* INTER bias for INTER/INTRA decision; mpeg4 spec suggests 2*nb */ |
/* INTER bias for INTER/INTRA decision; mpeg4 spec suggests 2*nb */ |
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#define MV16_INTER_BIAS 512 |
#define MV16_INTER_BIAS 512 |
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/* vector map (vlc delta size) smoother parameters ! float !*/ |
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#define NEIGH_TEND_16X16 10.5 |
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#define NEIGH_TEND_8X8 40.0 |
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#define NEIGH_8X8_BIAS 30 |
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/* Parameters which control inter/inter4v decision */ |
/* Parameters which control inter/inter4v decision */ |
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#define IMV16X16 2 |
#define IMV16X16 2 |
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/* vector map (vlc delta size) smoother parameters ! float !*/ |
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#define NEIGH_TEND_16X16 4.0 |
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#define NEIGH_TEND_8X8 6.0 |
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static const int lambda_vec16[32] = |
static const int lambda_vec16[32] = |
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{ 0 ,(int)(1.00235 * NEIGH_TEND_16X16 + 0.5), |
{ 0 ,(int)(1.00235 * NEIGH_TEND_16X16 + 0.5), |
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(int)(1.15582*NEIGH_TEND_16X16 + 0.5), (int)(1.31976*NEIGH_TEND_16X16 + 0.5), |
(int)(1.15582*NEIGH_TEND_16X16 + 0.5), (int)(1.31976*NEIGH_TEND_16X16 + 0.5), |
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-1, -2, 1, 2 |
-1, -2, 1, 2 |
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}; |
}; |
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#define RRV_MV_SCALEDOWN(a) ( (a)>=0 ? (a+1)/2 : (a-1)/2 ) |
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static const VECTOR zeroMV = {0,0}; |
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typedef struct |
typedef struct |
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{ |
{ |
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int max_dx, min_dx, max_dy, min_dy; |
int max_dx, min_dx, max_dy, min_dy; |
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uint32_t rounding; |
uint32_t rounding; |
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VECTOR predMV; |
VECTOR predMV; |
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VECTOR predQMV; |
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VECTOR *currentMV; |
VECTOR *currentMV; |
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VECTOR *currentQMV; |
VECTOR *currentQMV; |
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int32_t *iMinSAD; |
int32_t *iMinSAD; |
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const uint8_t * RefH; |
const uint8_t * RefH; |
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const uint8_t * RefV; |
const uint8_t * RefV; |
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const uint8_t * RefHV; |
const uint8_t * RefHV; |
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const uint8_t * RefQ; |
const uint8_t * RefCU; |
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const uint8_t * RefCV; |
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const uint8_t * CurU; |
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const uint8_t * CurV; |
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uint8_t * RefQ; |
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const uint8_t * Cur; |
const uint8_t * Cur; |
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uint32_t lambda16; //weights of motion vectors |
uint32_t lambda16; |
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uint32_t lambda8; |
uint32_t lambda8; |
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uint32_t iEdgedWidth; |
uint32_t iEdgedWidth; |
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uint32_t iFcode; |
uint32_t iFcode; |
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int * temp; |
int * temp; |
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//fields for interpolate and direct mode |
int qpel, qpel_precision; |
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int chroma; |
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int rrv; |
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//fields for interpolate and direct modes |
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const uint8_t *bRef; |
const uint8_t *bRef; |
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const uint8_t *bRefH; |
const uint8_t *bRefH; |
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const uint8_t *bRefV; |
const uint8_t *bRefV; |
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VECTOR directmvF[4]; |
VECTOR directmvF[4]; |
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VECTOR directmvB[4]; |
VECTOR directmvB[4]; |
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const VECTOR * referencemv; |
const VECTOR * referencemv; |
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} |
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SearchData; |
} SearchData; |
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149 |
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typedef void(CheckFunc)(const int x, const int y, |
typedef void(CheckFunc)(const int x, const int y, |
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const int Direction, int * const dir, |
const int Direction, int * const dir, |
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const SearchData * const Data); |
const SearchData * const Data); |
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static CheckFunc CheckCandidate16, CheckCandidate16no4v, CheckCandidateInt, |
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CheckCandidateDirect, CheckCandidateDirectno4v, |
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CheckCandidate8; |
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CheckFunc *CheckCandidate; |
CheckFunc *CheckCandidate; |
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/* |
/* |
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* Calculate the min/max range (in halfpixels) |
* Calculate the min/max range |
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* relative to the _MACROBLOCK_ position |
* relative to the _MACROBLOCK_ position |
158 |
*/ |
*/ |
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static void __inline |
static void __inline |
163 |
int32_t * const max_dy, |
int32_t * const max_dy, |
164 |
const uint32_t x, |
const uint32_t x, |
165 |
const uint32_t y, |
const uint32_t y, |
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const uint32_t block_sz, /* block dimension, 8 or 16 */ |
uint32_t block_sz, /* block dimension, 8 or 16 */ |
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const uint32_t width, |
const uint32_t width, |
168 |
const uint32_t height, |
const uint32_t height, |
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const uint32_t fcode, |
const uint32_t fcode, |
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const uint32_t quarterpel) |
const int qpel, /* 1 if the resulting range should be in qpel precision; otherwise 0 */ |
171 |
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const int rrv) |
172 |
{ |
{ |
173 |
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int k, m = qpel ? 4 : 2; |
174 |
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const int search_range = 32 << (fcode - 1); |
175 |
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int high = search_range - 1; |
176 |
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int low = -search_range; |
177 |
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178 |
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if (rrv) { |
179 |
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high = RRV_MV_SCALEUP(high); |
180 |
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low = RRV_MV_SCALEUP(low); |
181 |
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block_sz *= 2; |
182 |
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} |
183 |
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int k; |
k = m * (int)(width - x * block_sz); |
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const int search_range = 32 << (fcode - 1 - quarterpel); |
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const int high = search_range - 1; |
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const int low = -search_range; |
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k = 2 * (int)(width - x*block_sz); |
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*max_dx = MIN(high, k); |
*max_dx = MIN(high, k); |
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k = 2 * (int)(height - y*block_sz); |
k = m * (int)(height - y * block_sz); |
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*max_dy = MIN(high, k); |
*max_dy = MIN(high, k); |
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189 |
k = -2 * (int)((x+1) * block_sz); |
k = -m * (int)((x+1) * block_sz); |
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*min_dx = MAX(low, k); |
*min_dx = MAX(low, k); |
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k = -2 * (int)((y+1) * block_sz); |
k = -m * (int)((y+1) * block_sz); |
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*min_dy = MAX(low, k); |
*min_dy = MAX(low, k); |
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} |
} |
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typedef void MainSearchFunc(int x, int y, const SearchData * const Data, int bDirection); |
typedef void MainSearchFunc(int x, int y, const SearchData * const Data, int bDirection); |
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static MainSearchFunc DiamondSearch, AdvDiamondSearch, SquareSearch; |
static MainSearchFunc DiamondSearch, AdvDiamondSearch, SquareSearch; |
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const uint32_t iLimit); |
const uint32_t iLimit); |
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217 |
static void |
static void |
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SearchP(const uint8_t * const pRef, |
SearchP(const IMAGE * const pRef, |
219 |
const uint8_t * const pRefH, |
const uint8_t * const pRefH, |
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const uint8_t * const pRefV, |
const uint8_t * const pRefV, |
221 |
const uint8_t * const pRefHV, |
const uint8_t * const pRefHV, |
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const uint8_t * const pRefQ, |
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const IMAGE * const pCur, |
const IMAGE * const pCur, |
223 |
const int x, |
const int x, |
224 |
const int y, |
const int y, |
231 |
int inter4v, |
int inter4v, |
232 |
MACROBLOCK * const pMB); |
MACROBLOCK * const pMB); |
233 |
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static VECTOR |
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GlobalMotionEst(const MACROBLOCK * const pMBs, |
236 |
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const MBParam * const pParam, const uint32_t iFcode); |
237 |
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238 |
#ifdef _SMP |
#define iDiamondSize 2 |
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bool |
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SMP_MotionEstimation(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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const uint32_t iLimit); |
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#endif |
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240 |
#endif /* _MOTION_EST_H_ */ |
#endif /* _MOTION_EST_H_ */ |