| 377 | { |
| 378 | |
| 379 | template<typename T> static void |
| 380 | mixChannels_( const T** src, const int* sdelta, |
| 381 | T** dst, const int* ddelta, |
| 382 | int len, int npairs ) |
| 383 | { |
| 384 | int i, k; |
| 385 | for( k = 0; k < npairs; k++ ) |
| 386 | { |
| 387 | const T* s = src[k]; |
| 388 | T* d = dst[k]; |
| 389 | int ds = sdelta[k], dd = ddelta[k]; |
| 390 | if( s ) |
| 391 | { |
| 392 | for( i = 0; i <= len - 2; i += 2, s += ds*2, d += dd*2 ) |
| 393 | { |
| 394 | T t0 = s[0], t1 = s[ds]; |
| 395 | d[0] = t0; d[dd] = t1; |
| 396 | } |
| 397 | if( i < len ) |
| 398 | d[0] = s[0]; |
| 399 | } |
| 400 | else |
| 401 | { |
| 402 | for( i = 0; i <= len - 2; i += 2, d += dd*2 ) |
| 403 | d[0] = d[dd] = 0; |
| 404 | if( i < len ) |
| 405 | d[0] = 0; |
| 406 | } |
| 407 | } |
| 408 | } |
| 409 | |
| 410 | |
| 411 | static void mixChannels8u( const uchar** src, const int* sdelta, |
no outgoing calls
no test coverage detected