FFT shift

Intel® Integrated Performance Primitives

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FFT shift

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Invert sign for every odd pixel. Something like this:

for(int i=0; i {
Ipp32f *Row = (Ipp32f *)((char *)pSrc + i*srcStep);
for(int k=0; k {

if((i+k)&1)
Row = -Row;
}
}

Igor Klimashevich

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