Lines Matching defs:shift
63 static void sws_shiftVec(SwsVector *a, int shift);
579 /* try to reduce the filter-size (step1 find size and shift left) */
686 int shift = (*filterPos)[i] + FFMIN(filterSize - srcW, 0);
696 if (j < shift) {
699 filter[i * filterSize + j] = filter[i * filterSize + j - shift];
703 (*filterPos)[i]-= shift;
2283 /* shift left / or right if "shift" is negative */
2284 static SwsVector *sws_getShiftedVec(SwsVector *a, int shift)
2286 int length = a->length + FFABS(shift) * 2;
2295 (a->length - 1) / 2 - shift] = a->coeff[i];
2302 void sws_shiftVec(SwsVector *a, int shift)
2304 SwsVector *shifted = sws_getShiftedVec(a, shift);