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SIMD ColorLUT. remove unused utility

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Alexander 2018-03-27 10:48:19 +03:00 committed by Alexander Karpinsky
parent 91dcda6b43
commit 0520521560
1 changed files with 0 additions and 24 deletions
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24
src/libImaging/ColorLUT.c
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@ -15,30 +15,6 @@
#define SHIFT_BITS (16 - 1)
static inline UINT8
clip8(int in) {
return clip8_lookups[(in + PRECISION_ROUNDING) >> PRECISION_BITS];
}
static inline void
interpolate3(INT16 out[3], const INT16 a[3], const INT16 b[3], INT16 shift) {
out[0] = (a[0] * ((1 << SHIFT_BITS) - shift) + b[0] * shift) >> SHIFT_BITS;
out[1] = (a[1] * ((1 << SHIFT_BITS) - shift) + b[1] * shift) >> SHIFT_BITS;
out[2] = (a[2] * ((1 << SHIFT_BITS) - shift) + b[2] * shift) >> SHIFT_BITS;
}
static inline void
interpolate4(INT16 out[4], const INT16 a[4], const INT16 b[4], INT16 shift) {
out[0] = (a[0] * ((1 << SHIFT_BITS) - shift) + b[0] * shift) >> SHIFT_BITS;
out[1] = (a[1] * ((1 << SHIFT_BITS) - shift) + b[1] * shift) >> SHIFT_BITS;
out[2] = (a[2] * ((1 << SHIFT_BITS) - shift) + b[2] * shift) >> SHIFT_BITS;
out[3] = (a[3] * ((1 << SHIFT_BITS) - shift) + b[3] * shift) >> SHIFT_BITS;
}
static inline int
table_index3D(int index1D, int index2D, int index3D, int size1D, int size1D_2D) {
return index1D + index2D * size1D + index3D * size1D_2D;
}
/*
Transforms colors of imIn using provided 3D lookup table