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Searched
refs:Gxy
(Results
1 - 3
of
3
) sorted by null
/external/opencv/cv/src/
cvlkpyramid.cpp
455
double Gxx = 0,
Gxy
= 0, Gyy = 0, D = 0, minEig = 0;
553
Gxx = Gyy =
Gxy
= 0;
569
Gxy
+= ix[x] * iy[x];
574
D = Gxx * Gyy -
Gxy
*
Gxy
;
583
minEig = (Gyy + Gxx - sqrt((Gxx-Gyy)*(Gxx-Gyy) + 4.*
Gxy
*
Gxy
))/(2*jsz.height*jsz.width);
591
mx = (float) ((Gyy * bx -
Gxy
* by) * D);
592
my = (float) ((Gxx * by -
Gxy
* bx) * D);
[
all
...]
/packages/apps/Camera/jni/feature_stab/db_vlvm/
db_feature_detection.cpp
215
/*Filter vertically five rows of derivatives of length chunk_width into gxx,
gxy
,gyy*/
216
inline void db_gxx_gxy_gyy_row_f(float *gxx,float *
gxy
,float *gyy,int chunk_width,
258
gxy
[c]=Ixy0+Ixy1*4.0f+Ixy2*6.0f+Ixy3*4.0f+Ixy4;
263
/*Filter vertically five rows of derivatives of length 128 into gxx,
gxy
,gyy*/
362
/*Filter horizontally the three rows gxx,
gxy
,gyy into the strength subrow starting at i,j
363
and with width chunk_width. gxx,
gxy
and gyy are assumed to be four pixels wider than chunk_width
365
inline void db_HarrisStrength_row_f(float **s,float *gxx,float *
gxy
,float *gyy,int i,int j,int chunk_width)
367
float Gxx,
Gxy
,Gyy,det,trc;
373
Gxy
=
gxy
[c]+gxy[c+1]*4.0f+gxy[c+2]*6.0f+gxy[c+3]*4.0f+gxy[c+4]
622
float *gxx,*
gxy
,*gyy;
local
665
int *gxx,*
gxy
,*gyy;
local
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all
...]
/packages/apps/LegacyCamera/jni/feature_stab/db_vlvm/
db_feature_detection.cpp
215
/*Filter vertically five rows of derivatives of length chunk_width into gxx,
gxy
,gyy*/
216
inline void db_gxx_gxy_gyy_row_f(float *gxx,float *
gxy
,float *gyy,int chunk_width,
258
gxy
[c]=Ixy0+Ixy1*4.0f+Ixy2*6.0f+Ixy3*4.0f+Ixy4;
263
/*Filter vertically five rows of derivatives of length 128 into gxx,
gxy
,gyy*/
362
/*Filter horizontally the three rows gxx,
gxy
,gyy into the strength subrow starting at i,j
363
and with width chunk_width. gxx,
gxy
and gyy are assumed to be four pixels wider than chunk_width
365
inline void db_HarrisStrength_row_f(float **s,float *gxx,float *
gxy
,float *gyy,int i,int j,int chunk_width)
367
float Gxx,
Gxy
,Gyy,det,trc;
373
Gxy
=
gxy
[c]+gxy[c+1]*4.0f+gxy[c+2]*6.0f+gxy[c+3]*4.0f+gxy[c+4]
622
float *gxx,*
gxy
,*gyy;
local
665
int *gxx,*
gxy
,*gyy;
local
[
all
...]
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