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SIMD Filter. consider last pixel in AVX

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Alexander 2017-09-07 01:32:31 +03:00 committed by Alexander Karpinsky
parent 9f53dfef57
commit 92c591016e
1 changed files with 15 additions and 0 deletions
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15
src/libImaging/Filter.c
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@ -374,6 +374,21 @@ ImagingFilter3x3(Imaging imOut, Imaging im, const float* kernel,
MM256_PERMUTE(0, 0, 1, 0x21); MM256_PERMUTE(0, 0, 1, 0x21);
} }
for (; x < im->xsize-1; x++) {
__m128 pix00, pix10, pix20;
__m128 ss = _mm_set1_ps(offset);
__m128i ssi0;
MM_KERNEL1x3_LOAD(0, x-1);
MM_KERNEL1x3_SUM(0, 0);
MM_KERNEL1x3_LOAD(0, x+0);
MM_KERNEL1x3_SUM(0, 1);
MM_KERNEL1x3_LOAD(0, x+1);
MM_KERNEL1x3_SUM(0, 2);
ssi0 = _mm_cvtps_epi32(ss);
ssi0 = _mm_packs_epi32(ssi0, ssi0);
ssi0 = _mm_packus_epi16(ssi0, ssi0);
out[x] = _mm_cvtsi128_si32(ssi0);
}
out[x] = in0[x]; out[x] = in0[x];
#else #else
__m128 pix00, pix10, pix20; __m128 pix00, pix10, pix20;