Searched refs:Ix (Results 1 – 1 of 1) sorted by relevance
| /packages/apps/LegacyCamera/jni/feature_stab/db_vlvm/ |
| D | db_feature_detection.cpp | 71 inline void db_IxIyRow_f(float *Ix,float *Iy,const float * const *img,int i,int j,int chunk_width) in db_IxIyRow_f() argument
77 Ix[c]=img[i][j+c-1]-img[i][j+c+1]; in db_IxIyRow_f()
202 int Ix,Iy; in db_IxIyRow_u()
206 Ix=(img[i][j+c-1]-img[i][j+c+1])>>1; in db_IxIyRow_u()
208 dxx[c]=Ix*Ix; in db_IxIyRow_u()
209 dxx[c+128]=Ix*Iy; in db_IxIyRow_u()
621 float *Ix[5],*Iy[5]; in db_HarrisStrengthChunk_f() local
632 Ix[i]=gyy+chunk_width_p4+(2*i*chunk_width_p4); in db_HarrisStrengthChunk_f()
633 Iy[i]=Ix[i]+chunk_width_p4; in db_HarrisStrengthChunk_f()
637 for(i=top-2;i<top+2;i++) db_IxIyRow_f(Ix[i%5],Iy[i%5],img,i,left-2,chunk_width_p4); in db_HarrisStrengthChunk_f()
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