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opencv/modules/imgproc/src/smooth.simd.hpp

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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Copyright (C) 2014-2015, Itseez Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#include "precomp.hpp"
#include <vector>
#include "opencv2/core/hal/intrin.hpp"
#include "filter.hpp"
#include "opencv2/core/softfloat.hpp"
namespace cv {
CV_CPU_OPTIMIZATION_NAMESPACE_BEGIN
// forward declarations
void GaussianBlurFixedPoint(const Mat& src, /*const*/ Mat& dst,
const uint16_t/*ufixedpoint16*/* fkx, int fkx_size,
const uint16_t/*ufixedpoint16*/* fky, int fky_size,
int borderType);
#ifndef CV_CPU_OPTIMIZATION_DECLARATIONS_ONLY
#if defined(CV_CPU_BASELINE_MODE)
// included in dispatch.cpp
#else
#include "fixedpoint.inl.hpp"
#endif
namespace {
template <typename ET, typename FT>
void hlineSmooth1N(const ET* src, int cn, const FT* m, int, FT* dst, int len, int)
{
for (int i = 0; i < len*cn; i++, src++, dst++)
*dst = (*m) * (*src);
}
template <>
void hlineSmooth1N<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16* m, int, ufixedpoint16* dst, int len, int)
{
int lencn = len*cn;
int i = 0;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
v_uint16 v_mul = vx_setall_u16(*((uint16_t*)m));
for (; i <= lencn - VECSZ; i += VECSZ)
v_store((uint16_t*)dst + i, v_mul_wrap(v_mul, vx_load_expand(src + i)));
#endif
for (; i < lencn; i++)
dst[i] = m[0] * src[i];
}
template <typename ET, typename FT>
void hlineSmooth1N1(const ET* src, int cn, const FT*, int, FT* dst, int len, int)
{
for (int i = 0; i < len*cn; i++, src++, dst++)
*dst = *src;
}
template <>
void hlineSmooth1N1<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16*, int, ufixedpoint16* dst, int len, int)
{
int lencn = len*cn;
int i = 0;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
for (; i <= lencn - VECSZ; i += VECSZ)
v_store((uint16_t*)dst + i, v_shl<8>(vx_load_expand(src + i)));
#endif
for (; i < lencn; i++)
dst[i] = src[i];
}
template <typename ET, typename FT>
void hlineSmooth3N(const ET* src, int cn, const FT* m, int, FT* dst, int len, int borderType)
{
if (len == 1)
{
FT msum = borderType != BORDER_CONSTANT ? m[0] + m[1] + m[2] : m[1];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else
{
// Point that fall left from border
for (int k = 0; k < cn; k++)
dst[k] = m[1] * src[k] + m[2] * src[cn + k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = borderInterpolate(-1, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[0] * src[src_idx*cn + k];
}
src += cn; dst += cn;
for (int i = cn; i < (len - 1)*cn; i++, src++, dst++)
*dst = m[0] * src[-cn] + m[1] * src[0] + m[2] * src[cn];
// Point that fall right from border
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k - cn] + m[1] * src[k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = (borderInterpolate(len, len, borderType) - (len - 1))*cn;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[2] * src[src_idx + k];
}
}
}
template <>
void hlineSmooth3N<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16* m, int, ufixedpoint16* dst, int len, int borderType)
{
if (len == 1)
{
ufixedpoint16 msum = borderType != BORDER_CONSTANT ? m[0] + m[1] + m[2] : m[1];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else
{
// Point that fall left from border
for (int k = 0; k < cn; k++)
dst[k] = m[1] * src[k] + m[2] * src[cn + k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = borderInterpolate(-1, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[0] * src[src_idx*cn + k];
}
src += cn; dst += cn;
int i = cn, lencn = (len - 1)*cn;
#if CV_SIMD
const uint16_t* _m = (const uint16_t*)m;
const int VECSZ = v_uint16::nlanes;
v_uint16 v_mul0 = vx_setall_u16(_m[0]);
v_uint16 v_mul1 = vx_setall_u16(_m[1]);
v_uint16 v_mul2 = vx_setall_u16(_m[2]);
for (; i <= lencn - VECSZ; i += VECSZ, src += VECSZ, dst += VECSZ)
v_store((uint16_t*)dst, v_mul_wrap(vx_load_expand(src - cn), v_mul0) +
v_mul_wrap(vx_load_expand(src), v_mul1) +
v_mul_wrap(vx_load_expand(src + cn), v_mul2));
#endif
for (; i < lencn; i++, src++, dst++)
*dst = m[0] * src[-cn] + m[1] * src[0] + m[2] * src[cn];
// Point that fall right from border
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k - cn] + m[1] * src[k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = (borderInterpolate(len, len, borderType) - (len - 1))*cn;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[2] * src[src_idx + k];
}
}
}
template <typename ET, typename FT>
void hlineSmooth3N121(const ET* src, int cn, const FT*, int, FT* dst, int len, int borderType)
{
if (len == 1)
{
if(borderType != BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
dst[k] = FT(src[k]);
else
for (int k = 0; k < cn; k++)
dst[k] = FT(src[k])>>1;
}
else
{
// Point that fall left from border
for (int k = 0; k < cn; k++)
dst[k] = (FT(src[k])>>1) + (FT(src[cn + k])>>2);
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = borderInterpolate(-1, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + (FT(src[src_idx*cn + k])>>2);
}
src += cn; dst += cn;
for (int i = cn; i < (len - 1)*cn; i++, src++, dst++)
*dst = (FT(src[-cn])>>2) + (FT(src[cn])>>2) + (FT(src[0])>>1);
// Point that fall right from border
for (int k = 0; k < cn; k++)
dst[k] = (FT(src[k - cn])>>2) + (FT(src[k])>>1);
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = (borderInterpolate(len, len, borderType) - (len - 1))*cn;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + (FT(src[src_idx + k])>>2);
}
}
}
template <>
void hlineSmooth3N121<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16*, int, ufixedpoint16* dst, int len, int borderType)
{
if (len == 1)
{
if (borderType != BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
dst[k] = ufixedpoint16(src[k]);
else
for (int k = 0; k < cn; k++)
dst[k] = ufixedpoint16(src[k]) >> 1;
}
else
{
// Point that fall left from border
for (int k = 0; k < cn; k++)
dst[k] = (ufixedpoint16(src[k])>>1) + (ufixedpoint16(src[cn + k])>>2);
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = borderInterpolate(-1, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + (ufixedpoint16(src[src_idx*cn + k])>>2);
}
src += cn; dst += cn;
int i = cn, lencn = (len - 1)*cn;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
for (; i <= lencn - VECSZ; i += VECSZ, src += VECSZ, dst += VECSZ)
v_store((uint16_t*)dst, (vx_load_expand(src - cn) + vx_load_expand(src + cn) + (vx_load_expand(src) << 1)) << 6);
#endif
for (; i < lencn; i++, src++, dst++)
*((uint16_t*)dst) = (uint16_t(src[-cn]) + uint16_t(src[cn]) + (uint16_t(src[0]) << 1)) << 6;
// Point that fall right from border
for (int k = 0; k < cn; k++)
dst[k] = (ufixedpoint16(src[k - cn])>>2) + (ufixedpoint16(src[k])>>1);
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = (borderInterpolate(len, len, borderType) - (len - 1))*cn;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + (ufixedpoint16(src[src_idx + k])>>2);
}
}
}
template <typename ET, typename FT>
void hlineSmooth3Naba(const ET* src, int cn, const FT* m, int, FT* dst, int len, int borderType)
{
if (len == 1)
{
FT msum = borderType != BORDER_CONSTANT ? (m[0]<<1) + m[1] : m[1];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else
{
// Point that fall left from border
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = borderInterpolate(-1, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = m[1] * src[k] + m[0] * src[cn + k] + m[0] * src[src_idx*cn + k];
}
else
{
for (int k = 0; k < cn; k++)
dst[k] = m[1] * src[k] + m[0] * src[cn + k];
}
src += cn; dst += cn;
for (int i = cn; i < (len - 1)*cn; i++, src++, dst++)
*dst = m[1] * src[0] + m[0] * src[-cn] + m[0] * src[cn];
// Point that fall right from border
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = (borderInterpolate(len, len, borderType) - (len - 1))*cn;
for (int k = 0; k < cn; k++)
dst[k] = m[1] * src[k] + m[0] * src[k - cn] + m[0] * src[src_idx + k];
}
else
{
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k - cn] + m[1] * src[k];
}
}
}
template <>
void hlineSmooth3Naba<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16* m, int, ufixedpoint16* dst, int len, int borderType)
{
if (len == 1)
{
ufixedpoint16 msum = borderType != BORDER_CONSTANT ? (m[0]<<1) + m[1] : m[1];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else
{
// Point that fall left from border
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = borderInterpolate(-1, len, borderType);
for (int k = 0; k < cn; k++)
((uint16_t*)dst)[k] = saturate_cast<uint16_t>(((uint16_t*)m)[1] * (uint32_t)(src[k]) + ((uint16_t*)m)[0] * ((uint32_t)(src[cn + k]) + (uint32_t)(src[src_idx*cn + k])));
}
else
{
for (int k = 0; k < cn; k++)
dst[k] = m[1] * src[k] + m[0] * src[cn + k];
}
src += cn; dst += cn;
int i = cn, lencn = (len - 1)*cn;
#if CV_SIMD
const uint16_t* _m = (const uint16_t*)m;
const int VECSZ = v_uint16::nlanes;
v_uint16 v_mul0 = vx_setall_u16(_m[0]);
v_uint16 v_mul1 = vx_setall_u16(_m[1]);
for (; i <= lencn - VECSZ; i += VECSZ, src += VECSZ, dst += VECSZ)
v_store((uint16_t*)dst, v_mul_wrap(vx_load_expand(src - cn) + vx_load_expand(src + cn), v_mul0) +
v_mul_wrap(vx_load_expand(src), v_mul1));
#endif
for (; i < lencn; i++, src++, dst++)
*((uint16_t*)dst) = saturate_cast<uint16_t>(((uint16_t*)m)[1] * (uint32_t)(src[0]) + ((uint16_t*)m)[0] * ((uint32_t)(src[-cn]) + (uint32_t)(src[cn])));
// Point that fall right from border
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int src_idx = (borderInterpolate(len, len, borderType) - (len - 1))*cn;
for (int k = 0; k < cn; k++)
((uint16_t*)dst)[k] = saturate_cast<uint16_t>(((uint16_t*)m)[1] * (uint32_t)(src[k]) + ((uint16_t*)m)[0] * ((uint32_t)(src[k - cn]) + (uint32_t)(src[src_idx + k])));
}
else
{
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k - cn] + m[1] * src[k];
}
}
}
template <typename ET, typename FT>
void hlineSmooth5N(const ET* src, int cn, const FT* m, int, FT* dst, int len, int borderType)
{
if (len == 1)
{
FT msum = borderType != BORDER_CONSTANT ? m[0] + m[1] + m[2] + m[3] + m[4] : m[2];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else if (len == 2)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k ] = m[2] * src[k] + m[3] * src[k+cn];
dst[k+cn] = m[1] * src[k] + m[2] * src[k+cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(2, len, borderType)*cn;
int idxp2 = borderInterpolate(3, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k ] = m[1] * src[k + idxm1] + m[2] * src[k] + m[3] * src[k + cn] + m[4] * src[k + idxp1] + m[0] * src[k + idxm2];
dst[k + cn] = m[0] * src[k + idxm1] + m[1] * src[k] + m[2] * src[k + cn] + m[3] * src[k + idxp1] + m[4] * src[k + idxp2];
}
}
}
else if (len == 3)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k ] = m[2] * src[k] + m[3] * src[k + cn] + m[4] * src[k + 2*cn];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn] + m[3] * src[k + 2*cn];
dst[k + 2*cn] = m[0] * src[k] + m[1] * src[k + cn] + m[2] * src[k + 2*cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(3, len, borderType)*cn;
int idxp2 = borderInterpolate(4, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k ] = m[2] * src[k] + m[3] * src[k + cn] + m[4] * src[k + 2*cn] + m[0] * src[k + idxm2] + m[1] * src[k + idxm1];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn] + m[3] * src[k + 2*cn] + m[0] * src[k + idxm1] + m[4] * src[k + idxp1];
dst[k + 2*cn] = m[0] * src[k] + m[1] * src[k + cn] + m[2] * src[k + 2*cn] + m[3] * src[k + idxp1] + m[4] * src[k + idxp2];
}
}
}
else
{
// Points that fall left from border
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[3] * src[cn + k] + m[4] * src[2*cn + k];
dst[k + cn] = m[1] * src[k] + m[2] * src[cn + k] + m[3] * src[2*cn + k] + m[4] * src[3*cn + k];
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + m[0] * src[idxm2 + k] + m[1] * src[idxm1 + k];
dst[k + cn] = dst[k + cn] + m[0] * src[idxm1 + k];
}
}
src += 2*cn; dst += 2*cn;
for (int i = 2*cn; i < (len - 2)*cn; i++, src++, dst++)
*dst = m[0] * src[-2*cn] + m[1] * src[-cn] + m[2] * src[0] + m[3] * src[cn] + m[4] * src[2*cn];
// Points that fall right from border
for (int k = 0; k < cn; k++)
{
dst[k] = m[0] * src[k - 2*cn] + m[1] * src[k - cn] + m[2] * src[k] + m[3] * src[k + cn];
dst[k + cn] = m[0] * src[k - cn] + m[1] * src[k] + m[2] * src[k + cn];
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxp1 = (borderInterpolate(len, len, borderType) - (len - 2))*cn;
int idxp2 = (borderInterpolate(len+1, len, borderType) - (len - 2))*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + m[4] * src[idxp1 + k];
dst[k + cn] = dst[k + cn] + m[3] * src[idxp1 + k] + m[4] * src[idxp2 + k];
}
}
}
}
template <>
void hlineSmooth5N<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16* m, int, ufixedpoint16* dst, int len, int borderType)
{
if (len == 1)
{
ufixedpoint16 msum = borderType != BORDER_CONSTANT ? m[0] + m[1] + m[2] + m[3] + m[4] : m[2];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else if (len == 2)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[3] * src[k + cn];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(2, len, borderType)*cn;
int idxp2 = borderInterpolate(3, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = m[1] * src[k + idxm1] + m[2] * src[k] + m[3] * src[k + cn] + m[4] * src[k + idxp1] + m[0] * src[k + idxm2];
dst[k + cn] = m[0] * src[k + idxm1] + m[1] * src[k] + m[2] * src[k + cn] + m[3] * src[k + idxp1] + m[4] * src[k + idxp2];
}
}
}
else if (len == 3)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[3] * src[k + cn] + m[4] * src[k + 2 * cn];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn] + m[3] * src[k + 2 * cn];
dst[k + 2 * cn] = m[0] * src[k] + m[1] * src[k + cn] + m[2] * src[k + 2 * cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(3, len, borderType)*cn;
int idxp2 = borderInterpolate(4, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[3] * src[k + cn] + m[4] * src[k + 2 * cn] + m[0] * src[k + idxm2] + m[1] * src[k + idxm1];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn] + m[3] * src[k + 2 * cn] + m[0] * src[k + idxm1] + m[4] * src[k + idxp1];
dst[k + 2 * cn] = m[0] * src[k] + m[1] * src[k + cn] + m[2] * src[k + 2 * cn] + m[3] * src[k + idxp1] + m[4] * src[k + idxp2];
}
}
}
else
{
// Points that fall left from border
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[3] * src[cn + k] + m[4] * src[2 * cn + k];
dst[k + cn] = m[1] * src[k] + m[2] * src[cn + k] + m[3] * src[2 * cn + k] + m[4] * src[3 * cn + k];
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + m[0] * src[idxm2 + k] + m[1] * src[idxm1 + k];
dst[k + cn] = dst[k + cn] + m[0] * src[idxm1 + k];
}
}
src += 2 * cn; dst += 2 * cn;
int i = 2*cn, lencn = (len - 2)*cn;
#if CV_SIMD
const uint16_t* _m = (const uint16_t*)m;
const int VECSZ = v_uint16::nlanes;
v_uint16 v_mul0 = vx_setall_u16(_m[0]);
v_uint16 v_mul1 = vx_setall_u16(_m[1]);
v_uint16 v_mul2 = vx_setall_u16(_m[2]);
v_uint16 v_mul3 = vx_setall_u16(_m[3]);
v_uint16 v_mul4 = vx_setall_u16(_m[4]);
for (; i <= lencn - VECSZ; i += VECSZ, src += VECSZ, dst += VECSZ)
v_store((uint16_t*)dst, v_mul_wrap(vx_load_expand(src - 2 * cn), v_mul0) +
v_mul_wrap(vx_load_expand(src - cn), v_mul1) +
v_mul_wrap(vx_load_expand(src), v_mul2) +
v_mul_wrap(vx_load_expand(src + cn), v_mul3) +
v_mul_wrap(vx_load_expand(src + 2 * cn), v_mul4));
#endif
for (; i < lencn; i++, src++, dst++)
*dst = m[0] * src[-2*cn] + m[1] * src[-cn] + m[2] * src[0] + m[3] * src[cn] + m[4] * src[2*cn];
// Points that fall right from border
for (int k = 0; k < cn; k++)
{
dst[k] = m[0] * src[k - 2 * cn] + m[1] * src[k - cn] + m[2] * src[k] + m[3] * src[k + cn];
dst[k + cn] = m[0] * src[k - cn] + m[1] * src[k] + m[2] * src[k + cn];
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxp1 = (borderInterpolate(len, len, borderType) - (len - 2))*cn;
int idxp2 = (borderInterpolate(len + 1, len, borderType) - (len - 2))*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + m[4] * src[idxp1 + k];
dst[k + cn] = dst[k + cn] + m[3] * src[idxp1 + k] + m[4] * src[idxp2 + k];
}
}
}
}
template <typename ET, typename FT>
void hlineSmooth5N14641(const ET* src, int cn, const FT*, int, FT* dst, int len, int borderType)
{
if (len == 1)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
dst[k] = (FT(src[k])>>3)*(uint8_t)3;
else
for (int k = 0; k < cn; k++)
dst[k] = src[k];
}
else if (len == 2)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = (FT(src[k])>>4)*(uint8_t)6 + (FT(src[k + cn])>>2);
dst[k + cn] = (FT(src[k]) >> 2) + (FT(src[k + cn])>>4)*(uint8_t)6;
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(2, len, borderType)*cn;
int idxp2 = borderInterpolate(3, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = (FT(src[k])>>4)*(uint8_t)6 + (FT(src[k + idxm1])>>2) + (FT(src[k + cn])>>2) + (FT(src[k + idxp1])>>4) + (FT(src[k + idxm2])>>4);
dst[k + cn] = (FT(src[k + cn])>>4)*(uint8_t)6 + (FT(src[k])>>2) + (FT(src[k + idxp1])>>2) + (FT(src[k + idxm1])>>4) + (FT(src[k + idxp2])>>4);
}
}
}
else if (len == 3)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = (FT(src[k])>>4)*(uint8_t)6 + (FT(src[k + cn])>>2) + (FT(src[k + 2 * cn])>>4);
dst[k + cn] = (FT(src[k + cn])>>4)*(uint8_t)6 + (FT(src[k])>>2) + (FT(src[k + 2 * cn])>>2);
dst[k + 2 * cn] = (FT(src[k + 2 * cn])>>4)*(uint8_t)6 + (FT(src[k + cn])>>2) + (FT(src[k])>>4);
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(3, len, borderType)*cn;
int idxp2 = borderInterpolate(4, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = (FT(src[k])>>4)*(uint8_t)6 + (FT(src[k + cn])>>2) + (FT(src[k + idxm1])>>2) + (FT(src[k + 2 * cn])>>4) + (FT(src[k + idxm2])>>4);
dst[k + cn] = (FT(src[k + cn])>>4)*(uint8_t)6 + (FT(src[k])>>2) + (FT(src[k + 2 * cn])>>2) + (FT(src[k + idxm1])>>4) + (FT(src[k + idxp1])>>4);
dst[k + 2 * cn] = (FT(src[k + 2 * cn])>>4)*(uint8_t)6 + (FT(src[k + cn])>>2) + (FT(src[k + idxp1])>>2) + (FT(src[k])>>4) + (FT(src[k + idxp2])>>4);
}
}
}
else
{
// Points that fall left from border
for (int k = 0; k < cn; k++)
{
dst[k] = (FT(src[k])>>4)*(uint8_t)6 + (FT(src[cn + k])>>2) + (FT(src[2 * cn + k])>>4);
dst[k + cn] = (FT(src[cn + k])>>4)*(uint8_t)6 + (FT(src[k])>>2) + (FT(src[2 * cn + k])>>2) + (FT(src[3 * cn + k])>>4);
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + (FT(src[idxm2 + k])>>4) + (FT(src[idxm1 + k])>>2);
dst[k + cn] = dst[k + cn] + (FT(src[idxm1 + k])>>4);
}
}
src += 2 * cn; dst += 2 * cn;
for (int i = 2 * cn; i < (len - 2)*cn; i++, src++, dst++)
*dst = (FT(src[0])>>4)*(uint8_t)6 + (FT(src[-cn])>>2) + (FT(src[cn])>>2) + (FT(src[-2 * cn])>>4) + (FT(src[2 * cn])>>4);
// Points that fall right from border
for (int k = 0; k < cn; k++)
{
dst[k] = (FT(src[k])>>4)*(uint8_t)6 + (FT(src[k - cn])>>2) + (FT(src[k + cn])>>2) + (FT(src[k - 2 * cn])>>4);
dst[k + cn] = (FT(src[k + cn])>>4)*(uint8_t)6 + (FT(src[k])>>2) + (FT(src[k - cn])>>4);
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxp1 = (borderInterpolate(len, len, borderType) - (len - 2))*cn;
int idxp2 = (borderInterpolate(len + 1, len, borderType) - (len - 2))*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + (FT(src[idxp1 + k])>>4);
dst[k + cn] = dst[k + cn] + (FT(src[idxp1 + k])>>2) + (FT(src[idxp2 + k])>>4);
}
}
}
}
template <>
void hlineSmooth5N14641<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16*, int, ufixedpoint16* dst, int len, int borderType)
{
if (len == 1)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
dst[k] = (ufixedpoint16(src[k])>>3) * (uint8_t)3;
else
{
for (int k = 0; k < cn; k++)
dst[k] = src[k];
}
}
else if (len == 2)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = (ufixedpoint16(src[k]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k + cn]) >> 2);
dst[k + cn] = (ufixedpoint16(src[k]) >> 2) + (ufixedpoint16(src[k + cn]) >> 4) * (uint8_t)6;
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(2, len, borderType)*cn;
int idxp2 = borderInterpolate(3, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = (ufixedpoint16(src[k]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k + idxm1]) >> 2) + (ufixedpoint16(src[k + cn]) >> 2) + (ufixedpoint16(src[k + idxp1]) >> 4) + (ufixedpoint16(src[k + idxm2]) >> 4);
dst[k + cn] = (ufixedpoint16(src[k + cn]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k]) >> 2) + (ufixedpoint16(src[k + idxp1]) >> 2) + (ufixedpoint16(src[k + idxm1]) >> 4) + (ufixedpoint16(src[k + idxp2]) >> 4);
}
}
}
else if (len == 3)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = (ufixedpoint16(src[k]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k + cn]) >> 2) + (ufixedpoint16(src[k + 2 * cn]) >> 4);
dst[k + cn] = (ufixedpoint16(src[k + cn]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k]) >> 2) + (ufixedpoint16(src[k + 2 * cn]) >> 2);
dst[k + 2 * cn] = (ufixedpoint16(src[k + 2 * cn]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k + cn]) >> 2) + (ufixedpoint16(src[k]) >> 4);
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(3, len, borderType)*cn;
int idxp2 = borderInterpolate(4, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = (ufixedpoint16(src[k]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k + cn]) >> 2) + (ufixedpoint16(src[k + idxm1]) >> 2) + (ufixedpoint16(src[k + 2 * cn]) >> 4) + (ufixedpoint16(src[k + idxm2]) >> 4);
dst[k + cn] = (ufixedpoint16(src[k + cn]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k]) >> 2) + (ufixedpoint16(src[k + 2 * cn]) >> 2) + (ufixedpoint16(src[k + idxm1]) >> 4) + (ufixedpoint16(src[k + idxp1]) >> 4);
dst[k + 2 * cn] = (ufixedpoint16(src[k + 2 * cn]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k + cn]) >> 2) + (ufixedpoint16(src[k + idxp1]) >> 2) + (ufixedpoint16(src[k]) >> 4) + (ufixedpoint16(src[k + idxp2]) >> 4);
}
}
}
else
{
// Points that fall left from border
for (int k = 0; k < cn; k++)
{
dst[k] = (ufixedpoint16(src[k]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[cn + k]) >> 2) + (ufixedpoint16(src[2 * cn + k]) >> 4);
dst[k + cn] = (ufixedpoint16(src[cn + k]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k]) >> 2) + (ufixedpoint16(src[2 * cn + k]) >> 2) + (ufixedpoint16(src[3 * cn + k]) >> 4);
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + (ufixedpoint16(src[idxm2 + k]) >> 4) + (ufixedpoint16(src[idxm1 + k]) >> 2);
dst[k + cn] = dst[k + cn] + (ufixedpoint16(src[idxm1 + k]) >> 4);
}
}
src += 2 * cn; dst += 2 * cn;
int i = 2 * cn, lencn = (len - 2)*cn;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
v_uint16 v_6 = vx_setall_u16(6);
for (; i <= lencn - VECSZ; i += VECSZ, src += VECSZ, dst += VECSZ)
v_store((uint16_t*)dst, (v_mul_wrap(vx_load_expand(src), v_6) + ((vx_load_expand(src - cn) + vx_load_expand(src + cn)) << 2) + vx_load_expand(src - 2 * cn) + vx_load_expand(src + 2 * cn)) << 4);
#endif
for (; i < lencn; i++, src++, dst++)
*((uint16_t*)dst) = (uint16_t(src[0]) * 6 + ((uint16_t(src[-cn]) + uint16_t(src[cn])) << 2) + uint16_t(src[-2 * cn]) + uint16_t(src[2 * cn])) << 4;
// Points that fall right from border
for (int k = 0; k < cn; k++)
{
dst[k] = (ufixedpoint16(src[k]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k - cn]) >> 2) + (ufixedpoint16(src[k + cn]) >> 2) + (ufixedpoint16(src[k - 2 * cn]) >> 4);
dst[k + cn] = (ufixedpoint16(src[k + cn]) >> 4) * (uint8_t)6 + (ufixedpoint16(src[k]) >> 2) + (ufixedpoint16(src[k - cn]) >> 4);
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxp1 = (borderInterpolate(len, len, borderType) - (len - 2))*cn;
int idxp2 = (borderInterpolate(len + 1, len, borderType) - (len - 2))*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + (ufixedpoint16(src[idxp1 + k]) >> 4);
dst[k + cn] = dst[k + cn] + (ufixedpoint16(src[idxp1 + k]) >> 2) + (ufixedpoint16(src[idxp2 + k]) >> 4);
}
}
}
}
template <typename ET, typename FT>
void hlineSmooth5Nabcba(const ET* src, int cn, const FT* m, int, FT* dst, int len, int borderType)
{
if (len == 1)
{
FT msum = borderType != BORDER_CONSTANT ? ((m[0] + m[1])<<1) + m[2] : m[2];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else if (len == 2)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[1] * src[k + cn];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(2, len, borderType)*cn;
int idxp2 = borderInterpolate(3, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = m[1] * src[k + idxm1] + m[2] * src[k] + m[1] * src[k + cn] + m[0] * src[k + idxp1] + m[0] * src[k + idxm2];
dst[k + cn] = m[0] * src[k + idxm1] + m[1] * src[k] + m[2] * src[k + cn] + m[1] * src[k + idxp1] + m[0] * src[k + idxp2];
}
}
}
else if (len == 3)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[1] * src[k + cn] + m[0] * src[k + 2 * cn];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn] + m[1] * src[k + 2 * cn];
dst[k + 2 * cn] = m[0] * src[k] + m[1] * src[k + cn] + m[2] * src[k + 2 * cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(3, len, borderType)*cn;
int idxp2 = borderInterpolate(4, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[1] * src[k + cn] + m[0] * src[k + 2 * cn] + m[0] * src[k + idxm2] + m[1] * src[k + idxm1];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn] + m[1] * src[k + 2 * cn] + m[0] * src[k + idxm1] + m[0] * src[k + idxp1];
dst[k + 2 * cn] = m[0] * src[k] + m[1] * src[k + cn] + m[2] * src[k + 2 * cn] + m[1] * src[k + idxp1] + m[0] * src[k + idxp2];
}
}
}
else
{
// Points that fall left from border
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[1] * src[cn + k] + m[0] * src[2 * cn + k];
dst[k + cn] = m[1] * src[k] + m[2] * src[cn + k] + m[1] * src[2 * cn + k] + m[0] * src[3 * cn + k];
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + m[0] * src[idxm2 + k] + m[1] * src[idxm1 + k];
dst[k + cn] = dst[k + cn] + m[0] * src[idxm1 + k];
}
}
src += 2 * cn; dst += 2 * cn;
for (int i = 2 * cn; i < (len - 2)*cn; i++, src++, dst++)
*dst = m[0] * src[-2 * cn] + m[1] * src[-cn] + m[2] * src[0] + m[3] * src[cn] + m[4] * src[2 * cn];
// Points that fall right from border
for (int k = 0; k < cn; k++)
{
dst[k] = m[0] * src[k - 2 * cn] + m[1] * src[k - cn] + m[2] * src[k] + m[3] * src[k + cn];
dst[k + cn] = m[0] * src[k - cn] + m[1] * src[k] + m[2] * src[k + cn];
}
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxp1 = (borderInterpolate(len, len, borderType) - (len - 2))*cn;
int idxp2 = (borderInterpolate(len + 1, len, borderType) - (len - 2))*cn;
for (int k = 0; k < cn; k++)
{
dst[k] = dst[k] + m[0] * src[idxp1 + k];
dst[k + cn] = dst[k + cn] + m[1] * src[idxp1 + k] + m[0] * src[idxp2 + k];
}
}
}
}
template <>
void hlineSmooth5Nabcba<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16* m, int, ufixedpoint16* dst, int len, int borderType)
{
if (len == 1)
{
ufixedpoint16 msum = borderType != BORDER_CONSTANT ? ((m[0] + m[1]) << 1) + m[2] : m[2];
for (int k = 0; k < cn; k++)
dst[k] = msum * src[k];
}
else if (len == 2)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[1] * src[k + cn];
dst[k + cn] = m[1] * src[k] + m[2] * src[k + cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(2, len, borderType)*cn;
int idxp2 = borderInterpolate(3, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
((uint16_t*)dst)[k] = saturate_cast<uint16_t>(((uint16_t*)m)[1] * ((uint32_t)(src[k + idxm1]) + (uint32_t)(src[k + cn])) + ((uint16_t*)m)[2] * (uint32_t)(src[k]) + ((uint16_t*)m)[0] * ((uint32_t)(src[k + idxp1]) + (uint32_t)(src[k + idxm2])));
((uint16_t*)dst)[k + cn] = saturate_cast<uint16_t>(((uint16_t*)m)[0] * ((uint32_t)(src[k + idxm1]) + (uint32_t)(src[k + idxp2])) + ((uint16_t*)m)[1] * ((uint32_t)(src[k]) + (uint32_t)(src[k + idxp1])) + ((uint16_t*)m)[2] * (uint32_t)(src[k + cn]));
}
}
}
else if (len == 3)
{
if (borderType == BORDER_CONSTANT)
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[1] * src[k + cn] + m[0] * src[k + 2 * cn];
((uint16_t*)dst)[k + cn] = saturate_cast<uint16_t>(((uint16_t*)m)[1] * ((uint32_t)(src[k]) + (uint32_t)(src[k + 2 * cn])) + ((uint16_t*)m)[2] * (uint32_t)(src[k + cn]));
dst[k + 2 * cn] = m[0] * src[k] + m[1] * src[k + cn] + m[2] * src[k + 2 * cn];
}
else
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
int idxp1 = borderInterpolate(3, len, borderType)*cn;
int idxp2 = borderInterpolate(4, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
((uint16_t*)dst)[k] = saturate_cast<uint16_t>(((uint16_t*)m)[2] * (uint32_t)(src[k]) + ((uint16_t*)m)[1] * ((uint32_t)(src[k + cn]) + (uint32_t)(src[k + idxm1])) + ((uint16_t*)m)[0] * ((uint32_t)(src[k + 2 * cn]) + (uint32_t)(src[k + idxm2])));
((uint16_t*)dst)[k + cn] = saturate_cast<uint16_t>(((uint16_t*)m)[2] * (uint32_t)(src[k + cn]) + ((uint16_t*)m)[1] * ((uint32_t)(src[k]) + (uint32_t)(src[k + 2 * cn])) + ((uint16_t*)m)[0] * ((uint32_t)(src[k + idxm1]) + (uint32_t)(src[k + idxp1])));
((uint16_t*)dst)[k + 2 * cn] = saturate_cast<uint16_t>(((uint16_t*)m)[0] * ((uint32_t)(src[k]) + (uint32_t)(src[k + idxp2])) + ((uint16_t*)m)[1] * ((uint32_t)(src[k + cn]) + (uint32_t)(src[k + idxp1])) + ((uint16_t*)m)[2] * (uint32_t)(src[k + 2 * cn]));
}
}
}
else
{
// Points that fall left from border
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxm2 = borderInterpolate(-2, len, borderType)*cn;
int idxm1 = borderInterpolate(-1, len, borderType)*cn;
for (int k = 0; k < cn; k++)
{
((uint16_t*)dst)[k] = saturate_cast<uint16_t>(((uint16_t*)m)[2] * (uint32_t)(src[k]) + ((uint16_t*)m)[1] * ((uint32_t)(src[cn + k]) + (uint32_t)(src[idxm1 + k])) + ((uint16_t*)m)[0] * ((uint32_t)(src[2 * cn + k]) + (uint32_t)(src[idxm2 + k])));
((uint16_t*)dst)[k + cn] = saturate_cast<uint16_t>(((uint16_t*)m)[1] * ((uint32_t)(src[k]) + (uint32_t)(src[2 * cn + k])) + ((uint16_t*)m)[2] * (uint32_t)(src[cn + k]) + ((uint16_t*)m)[0] * ((uint32_t)(src[3 * cn + k]) + (uint32_t)(src[idxm1 + k])));
}
}
else
{
for (int k = 0; k < cn; k++)
{
dst[k] = m[2] * src[k] + m[1] * src[cn + k] + m[0] * src[2 * cn + k];
((uint16_t*)dst)[k + cn] = saturate_cast<uint16_t>(((uint16_t*)m)[1] * ((uint32_t)(src[k]) + (uint32_t)(src[2 * cn + k])) + ((uint16_t*)m)[2] * (uint32_t)(src[cn + k]) + ((uint16_t*)m)[0] * (uint32_t)(src[3 * cn + k]));
}
}
src += 2 * cn; dst += 2 * cn;
int i = 2 * cn, lencn = (len - 2)*cn;
#if CV_SIMD
const uint16_t* _m = (const uint16_t*)m;
const int VECSZ = v_uint16::nlanes;
v_uint16 v_mul0 = vx_setall_u16(_m[0]);
v_uint16 v_mul1 = vx_setall_u16(_m[1]);
v_uint16 v_mul2 = vx_setall_u16(_m[2]);
for (; i <= lencn - VECSZ; i += VECSZ, src += VECSZ, dst += VECSZ)
v_store((uint16_t*)dst, v_mul_wrap(vx_load_expand(src - 2 * cn) + vx_load_expand(src + 2 * cn), v_mul0) +
v_mul_wrap(vx_load_expand(src - cn) + vx_load_expand(src + cn), v_mul1) +
v_mul_wrap(vx_load_expand(src), v_mul2));
#endif
for (; i < lencn; i++, src++, dst++)
*((uint16_t*)dst) = saturate_cast<uint16_t>(((uint16_t*)m)[0] * ((uint32_t)(src[-2 * cn]) + (uint32_t)(src[2 * cn])) + ((uint16_t*)m)[1] * ((uint32_t)(src[-cn]) + (uint32_t)(src[cn])) + ((uint16_t*)m)[2] * (uint32_t)(src[0]));
// Points that fall right from border
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int idxp1 = (borderInterpolate(len, len, borderType) - (len - 2))*cn;
int idxp2 = (borderInterpolate(len + 1, len, borderType) - (len - 2))*cn;
for (int k = 0; k < cn; k++)
{
((uint16_t*)dst)[k] = saturate_cast<uint16_t>(((uint16_t*)m)[0] * ((uint32_t)(src[k - 2 * cn]) + (uint32_t)(src[idxp1 + k])) + ((uint16_t*)m)[1] * ((uint32_t)(src[k - cn]) + (uint32_t)(src[k + cn])) + ((uint16_t*)m)[2] * (uint32_t)(src[k]));
((uint16_t*)dst)[k + cn] = saturate_cast<uint16_t>(((uint16_t*)m)[0] * ((uint32_t)(src[k - cn]) + (uint32_t)(src[idxp2 + k])) + ((uint16_t*)m)[1] * ((uint32_t)(src[k]) + (uint32_t)(src[idxp1 + k])) + ((uint16_t*)m)[2] * (uint32_t)(src[k + cn]));
}
}
else
{
for (int k = 0; k < cn; k++)
{
((uint16_t*)dst)[k] = saturate_cast<uint16_t>(((uint16_t*)m)[0] * (uint32_t)(src[k - 2 * cn]) + ((uint16_t*)m)[1] * ((uint32_t)(src[k - cn]) + (uint32_t)(src[k + cn])) + ((uint16_t*)m)[2] * (uint32_t)(src[k]));
dst[k + cn] = m[0] * src[k - cn] + m[1] * src[k] + m[2] * src[k + cn];
}
}
}
}
template <typename ET, typename FT>
void hlineSmooth(const ET* src, int cn, const FT* m, int n, FT* dst, int len, int borderType)
{
int pre_shift = n / 2;
int post_shift = n - pre_shift;
int i = 0;
for (; i < min(pre_shift, len); i++, dst += cn) // Points that fall left from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[pre_shift-i] * src[k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (int j = i - pre_shift, mid = 0; j < 0; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
int j, mid;
for (j = 1, mid = pre_shift - i + 1; j < min(i + post_shift, len); j++, mid++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)
for (; j < i + post_shift; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
}
i *= cn;
for (; i < (len - post_shift + 1)*cn; i++, src++, dst++)
{
*dst = m[0] * src[0];
for (int j = 1; j < n; j++)
*dst = *dst + m[j] * src[j*cn];
}
i /= cn;
for (i -= pre_shift; i < len - pre_shift; i++, src += cn, dst += cn) // Points that fall right from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k];
int j = 1;
for (; j < len - i; j++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (; j < n; j++)
{
int src_idx = borderInterpolate(i + j, len, borderType) - i;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[src_idx*cn + k];
}
}
}
template <>
void hlineSmooth<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16* m, int n, ufixedpoint16* dst, int len, int borderType)
{
int pre_shift = n / 2;
int post_shift = n - pre_shift;
int i = 0;
for (; i < min(pre_shift, len); i++, dst += cn) // Points that fall left from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[pre_shift - i] * src[k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (int j = i - pre_shift, mid = 0; j < 0; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
int j, mid;
for (j = 1, mid = pre_shift - i + 1; j < min(i + post_shift, len); j++, mid++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)
for (; j < i + post_shift; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
}
i *= cn;
int lencn = (len - post_shift + 1)*cn;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
for (; i <= lencn - VECSZ; i+=VECSZ, src+=VECSZ, dst+=VECSZ)
{
v_uint16 v_res0 = v_mul_wrap(vx_load_expand(src), vx_setall_u16(*((uint16_t*)m)));
for (int j = 1; j < n; j++)
v_res0 += v_mul_wrap(vx_load_expand(src + j * cn), vx_setall_u16(*((uint16_t*)(m + j))));
v_store((uint16_t*)dst, v_res0);
}
#endif
for (; i < lencn; i++, src++, dst++)
{
*dst = m[0] * src[0];
for (int j = 1; j < n; j++)
*dst = *dst + m[j] * src[j*cn];
}
i /= cn;
for (i -= pre_shift; i < len - pre_shift; i++, src += cn, dst += cn) // Points that fall right from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k];
int j = 1;
for (; j < len - i; j++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (; j < n; j++)
{
int src_idx = borderInterpolate(i + j, len, borderType) - i;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[src_idx*cn + k];
}
}
}
template <typename ET, typename FT>
void hlineSmoothONa_yzy_a(const ET* src, int cn, const FT* m, int n, FT* dst, int len, int borderType)
{
int pre_shift = n / 2;
int post_shift = n - pre_shift;
int i = 0;
for (; i < min(pre_shift, len); i++, dst += cn) // Points that fall left from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[pre_shift - i] * src[k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (int j = i - pre_shift, mid = 0; j < 0; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
int j, mid;
for (j = 1, mid = pre_shift - i + 1; j < min(i + post_shift, len); j++, mid++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)
for (; j < i + post_shift; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
}
i *= cn;
for (; i < (len - post_shift + 1)*cn; i++, src++, dst++)
{
*dst = m[pre_shift] * src[pre_shift*cn];
for (int j = 0; j < pre_shift; j++)
*dst = *dst + m[j] * src[j*cn] + m[j] * src[(n-1-j)*cn];
}
i /= cn;
for (i -= pre_shift; i < len - pre_shift; i++, src += cn, dst += cn) // Points that fall right from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k];
int j = 1;
for (; j < len - i; j++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (; j < n; j++)
{
int src_idx = borderInterpolate(i + j, len, borderType) - i;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[src_idx*cn + k];
}
}
}
template <>
void hlineSmoothONa_yzy_a<uint8_t, ufixedpoint16>(const uint8_t* src, int cn, const ufixedpoint16* m, int n, ufixedpoint16* dst, int len, int borderType)
{
int pre_shift = n / 2;
int post_shift = n - pre_shift;
int i = 0;
for (; i < min(pre_shift, len); i++, dst += cn) // Points that fall left from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[pre_shift - i] * src[k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (int j = i - pre_shift, mid = 0; j < 0; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
int j, mid;
for (j = 1, mid = pre_shift - i + 1; j < min(i + post_shift, len); j++, mid++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)
for (; j < i + post_shift; j++, mid++)
{
int src_idx = borderInterpolate(j, len, borderType);
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[mid] * src[src_idx*cn + k];
}
}
i *= cn;
int lencn = (len - post_shift + 1)*cn;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
for (; i <= lencn - VECSZ; i += VECSZ, src += VECSZ, dst += VECSZ)
{
v_uint16 v_res0 = v_mul_wrap(vx_load_expand(src + pre_shift * cn), vx_setall_u16(*((uint16_t*)(m + pre_shift))));
for (int j = 0; j < pre_shift; j ++)
v_res0 += v_mul_wrap(vx_load_expand(src + j * cn) + vx_load_expand(src + (n - 1 - j)*cn), vx_setall_u16(*((uint16_t*)(m + j))));
v_store((uint16_t*)dst, v_res0);
}
#endif
for (; i < lencn; i++, src++, dst++)
{
*dst = m[pre_shift] * src[pre_shift*cn];
for (int j = 0; j < pre_shift; j++)
*dst = *dst + m[j] * src[j*cn] + m[j] * src[(n - 1 - j)*cn];
}
i /= cn;
for (i -= pre_shift; i < len - pre_shift; i++, src += cn, dst += cn) // Points that fall right from border
{
for (int k = 0; k < cn; k++)
dst[k] = m[0] * src[k];
int j = 1;
for (; j < len - i; j++)
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[j*cn + k];
if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
for (; j < n; j++)
{
int src_idx = borderInterpolate(i + j, len, borderType) - i;
for (int k = 0; k < cn; k++)
dst[k] = dst[k] + m[j] * src[src_idx*cn + k];
}
}
}
template <typename ET, typename FT>
void vlineSmooth1N(const FT* const * src, const FT* m, int, ET* dst, int len)
{
const FT* src0 = src[0];
for (int i = 0; i < len; i++)
dst[i] = *m * src0[i];
}
template <>
void vlineSmooth1N<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16* m, int, uint8_t* dst, int len)
{
const ufixedpoint16* src0 = src[0];
int i = 0;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
v_uint16 v_mul = vx_setall_u16(*((uint16_t*)m)<<1);
for (; i <= len - VECSZ; i += VECSZ)
v_rshr_pack_store<1>(dst + i, v_mul_hi(vx_load((uint16_t*)src0 + i), v_mul));
#endif
for (; i < len; i++)
dst[i] = m[0] * src0[i];
}
template <typename ET, typename FT>
void vlineSmooth1N1(const FT* const * src, const FT*, int, ET* dst, int len)
{
const FT* src0 = src[0];
for (int i = 0; i < len; i++)
dst[i] = src0[i];
}
template <>
void vlineSmooth1N1<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16*, int, uint8_t* dst, int len)
{
const ufixedpoint16* src0 = src[0];
int i = 0;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
for (; i <= len - VECSZ; i += VECSZ)
v_rshr_pack_store<8>(dst + i, vx_load((uint16_t*)(src0 + i)));
#endif
for (; i < len; i++)
dst[i] = src0[i];
}
template <typename ET, typename FT>
void vlineSmooth3N(const FT* const * src, const FT* m, int, ET* dst, int len)
{
for (int i = 0; i < len; i++)
dst[i] = m[0] * src[0][i] + m[1] * src[1][i] + m[2] * src[2][i];
}
template <>
void vlineSmooth3N<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16* m, int, uint8_t* dst, int len)
{
int i = 0;
#if CV_SIMD
static const v_int16 v_128 = v_reinterpret_as_s16(vx_setall_u16((uint16_t)1 << 15));
v_int32 v_128_4 = vx_setall_s32(128 << 16);
const int VECSZ = v_uint16::nlanes;
if (len >= VECSZ)
{
ufixedpoint32 val[] = { (m[0] + m[1] + m[2]) * ufixedpoint16((uint8_t)128) };
v_128_4 = vx_setall_s32(*((int32_t*)val));
}
v_int16 v_mul01 = v_reinterpret_as_s16(vx_setall_u32(*((uint32_t*)m)));
v_int16 v_mul2 = v_reinterpret_as_s16(vx_setall_u16(*((uint16_t*)(m + 2))));
for (; i <= len - 4*VECSZ; i += 4*VECSZ)
{
v_int16 v_src00, v_src10, v_src01, v_src11, v_src02, v_src12, v_src03, v_src13;
v_int16 v_tmp0, v_tmp1;
const int16_t* src0 = (const int16_t*)src[0] + i;
const int16_t* src1 = (const int16_t*)src[1] + i;
v_src00 = vx_load(src0);
v_src01 = vx_load(src0 + VECSZ);
v_src02 = vx_load(src0 + 2*VECSZ);
v_src03 = vx_load(src0 + 3*VECSZ);
v_src10 = vx_load(src1);
v_src11 = vx_load(src1 + VECSZ);
v_src12 = vx_load(src1 + 2*VECSZ);
v_src13 = vx_load(src1 + 3*VECSZ);
v_zip(v_add_wrap(v_src00, v_128), v_add_wrap(v_src10, v_128), v_tmp0, v_tmp1);
v_int32 v_res0 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res1 = v_dotprod(v_tmp1, v_mul01);
v_zip(v_add_wrap(v_src01, v_128), v_add_wrap(v_src11, v_128), v_tmp0, v_tmp1);
v_int32 v_res2 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res3 = v_dotprod(v_tmp1, v_mul01);
v_zip(v_add_wrap(v_src02, v_128), v_add_wrap(v_src12, v_128), v_tmp0, v_tmp1);
v_int32 v_res4 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res5 = v_dotprod(v_tmp1, v_mul01);
v_zip(v_add_wrap(v_src03, v_128), v_add_wrap(v_src13, v_128), v_tmp0, v_tmp1);
v_int32 v_res6 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res7 = v_dotprod(v_tmp1, v_mul01);
v_int32 v_resj0, v_resj1;
const int16_t* src2 = (const int16_t*)src[2] + i;
v_src00 = vx_load(src2);
v_src01 = vx_load(src2 + VECSZ);
v_src02 = vx_load(src2 + 2*VECSZ);
v_src03 = vx_load(src2 + 3*VECSZ);
v_mul_expand(v_add_wrap(v_src00, v_128), v_mul2, v_resj0, v_resj1);
v_res0 += v_resj0;
v_res1 += v_resj1;
v_mul_expand(v_add_wrap(v_src01, v_128), v_mul2, v_resj0, v_resj1);
v_res2 += v_resj0;
v_res3 += v_resj1;
v_mul_expand(v_add_wrap(v_src02, v_128), v_mul2, v_resj0, v_resj1);
v_res4 += v_resj0;
v_res5 += v_resj1;
v_mul_expand(v_add_wrap(v_src03, v_128), v_mul2, v_resj0, v_resj1);
v_res6 += v_resj0;
v_res7 += v_resj1;
v_res0 += v_128_4;
v_res1 += v_128_4;
v_res2 += v_128_4;
v_res3 += v_128_4;
v_res4 += v_128_4;
v_res5 += v_128_4;
v_res6 += v_128_4;
v_res7 += v_128_4;
v_store(dst + i , v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res0, v_res1)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res2, v_res3))));
v_store(dst + i + 2*VECSZ, v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res4, v_res5)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res6, v_res7))));
}
#endif
for (; i < len; i++)
dst[i] = m[0] * src[0][i] + m[1] * src[1][i] + m[2] * src[2][i];
}
template <typename ET, typename FT>
void vlineSmooth3N121(const FT* const * src, const FT*, int, ET* dst, int len)
{
for (int i = 0; i < len; i++)
dst[i] = (FT::WT(src[0][i]) >> 2) + (FT::WT(src[2][i]) >> 2) + (FT::WT(src[1][i]) >> 1);
}
template <>
void vlineSmooth3N121<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16*, int, uint8_t* dst, int len)
{
int i = 0;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
for (; i <= len - 2*VECSZ; i += 2*VECSZ)
{
v_uint32 v_src00, v_src01, v_src02, v_src03, v_src10, v_src11, v_src12, v_src13, v_src20, v_src21, v_src22, v_src23;
v_expand(vx_load((uint16_t*)(src[0]) + i), v_src00, v_src01);
v_expand(vx_load((uint16_t*)(src[0]) + i + VECSZ), v_src02, v_src03);
v_expand(vx_load((uint16_t*)(src[1]) + i), v_src10, v_src11);
v_expand(vx_load((uint16_t*)(src[1]) + i + VECSZ), v_src12, v_src13);
v_expand(vx_load((uint16_t*)(src[2]) + i), v_src20, v_src21);
v_expand(vx_load((uint16_t*)(src[2]) + i + VECSZ), v_src22, v_src23);
v_store(dst + i, v_pack(v_rshr_pack<10>(v_src00 + v_src20 + (v_src10 + v_src10), v_src01 + v_src21 + (v_src11 + v_src11)),
v_rshr_pack<10>(v_src02 + v_src22 + (v_src12 + v_src12), v_src03 + v_src23 + (v_src13 + v_src13))));
}
#endif
for (; i < len; i++)
dst[i] = (((uint32_t)(((uint16_t*)(src[0]))[i]) + (uint32_t)(((uint16_t*)(src[2]))[i]) + ((uint32_t)(((uint16_t*)(src[1]))[i]) << 1)) + (1 << 9)) >> 10;
}
template <typename ET, typename FT>
void vlineSmooth5N(const FT* const * src, const FT* m, int, ET* dst, int len)
{
for (int i = 0; i < len; i++)
dst[i] = m[0] * src[0][i] + m[1] * src[1][i] + m[2] * src[2][i] + m[3] * src[3][i] + m[4] * src[4][i];
}
template <>
void vlineSmooth5N<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16* m, int, uint8_t* dst, int len)
{
int i = 0;
#if CV_SIMD
const int VECSZ = v_uint16::nlanes;
if (len >= 4 * VECSZ)
{
ufixedpoint32 val[] = { (m[0] + m[1] + m[2] + m[3] + m[4]) * ufixedpoint16((uint8_t)128) };
v_int32 v_128_4 = vx_setall_s32(*((int32_t*)val));
static const v_int16 v_128 = v_reinterpret_as_s16(vx_setall_u16((uint16_t)1 << 15));
v_int16 v_mul01 = v_reinterpret_as_s16(vx_setall_u32(*((uint32_t*)m)));
v_int16 v_mul23 = v_reinterpret_as_s16(vx_setall_u32(*((uint32_t*)(m + 2))));
v_int16 v_mul4 = v_reinterpret_as_s16(vx_setall_u16(*((uint16_t*)(m + 4))));
for (; i <= len - 4*VECSZ; i += 4*VECSZ)
{
v_int16 v_src00, v_src10, v_src01, v_src11, v_src02, v_src12, v_src03, v_src13;
v_int16 v_tmp0, v_tmp1;
const int16_t* src0 = (const int16_t*)src[0] + i;
const int16_t* src1 = (const int16_t*)src[1] + i;
v_src00 = vx_load(src0);
v_src01 = vx_load(src0 + VECSZ);
v_src02 = vx_load(src0 + 2*VECSZ);
v_src03 = vx_load(src0 + 3*VECSZ);
v_src10 = vx_load(src1);
v_src11 = vx_load(src1 + VECSZ);
v_src12 = vx_load(src1 + 2*VECSZ);
v_src13 = vx_load(src1 + 3*VECSZ);
v_zip(v_add_wrap(v_src00, v_128), v_add_wrap(v_src10, v_128), v_tmp0, v_tmp1);
v_int32 v_res0 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res1 = v_dotprod(v_tmp1, v_mul01);
v_zip(v_add_wrap(v_src01, v_128), v_add_wrap(v_src11, v_128), v_tmp0, v_tmp1);
v_int32 v_res2 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res3 = v_dotprod(v_tmp1, v_mul01);
v_zip(v_add_wrap(v_src02, v_128), v_add_wrap(v_src12, v_128), v_tmp0, v_tmp1);
v_int32 v_res4 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res5 = v_dotprod(v_tmp1, v_mul01);
v_zip(v_add_wrap(v_src03, v_128), v_add_wrap(v_src13, v_128), v_tmp0, v_tmp1);
v_int32 v_res6 = v_dotprod(v_tmp0, v_mul01);
v_int32 v_res7 = v_dotprod(v_tmp1, v_mul01);
const int16_t* src2 = (const int16_t*)src[2] + i;
const int16_t* src3 = (const int16_t*)src[3] + i;
v_src00 = vx_load(src2);
v_src01 = vx_load(src2 + VECSZ);
v_src02 = vx_load(src2 + 2*VECSZ);
v_src03 = vx_load(src2 + 3*VECSZ);
v_src10 = vx_load(src3);
v_src11 = vx_load(src3 + VECSZ);
v_src12 = vx_load(src3 + 2*VECSZ);
v_src13 = vx_load(src3 + 3*VECSZ);
v_zip(v_add_wrap(v_src00, v_128), v_add_wrap(v_src10, v_128), v_tmp0, v_tmp1);
v_res0 += v_dotprod(v_tmp0, v_mul23);
v_res1 += v_dotprod(v_tmp1, v_mul23);
v_zip(v_add_wrap(v_src01, v_128), v_add_wrap(v_src11, v_128), v_tmp0, v_tmp1);
v_res2 += v_dotprod(v_tmp0, v_mul23);
v_res3 += v_dotprod(v_tmp1, v_mul23);
v_zip(v_add_wrap(v_src02, v_128), v_add_wrap(v_src12, v_128), v_tmp0, v_tmp1);
v_res4 += v_dotprod(v_tmp0, v_mul23);
v_res5 += v_dotprod(v_tmp1, v_mul23);
v_zip(v_add_wrap(v_src03, v_128), v_add_wrap(v_src13, v_128), v_tmp0, v_tmp1);
v_res6 += v_dotprod(v_tmp0, v_mul23);
v_res7 += v_dotprod(v_tmp1, v_mul23);
v_int32 v_resj0, v_resj1;
const int16_t* src4 = (const int16_t*)src[4] + i;
v_src00 = vx_load(src4);
v_src01 = vx_load(src4 + VECSZ);
v_src02 = vx_load(src4 + 2*VECSZ);
v_src03 = vx_load(src4 + 3*VECSZ);
v_mul_expand(v_add_wrap(v_src00, v_128), v_mul4, v_resj0, v_resj1);
v_res0 += v_resj0;
v_res1 += v_resj1;
v_mul_expand(v_add_wrap(v_src01, v_128), v_mul4, v_resj0, v_resj1);
v_res2 += v_resj0;
v_res3 += v_resj1;
v_mul_expand(v_add_wrap(v_src02, v_128), v_mul4, v_resj0, v_resj1);
v_res4 += v_resj0;
v_res5 += v_resj1;
v_mul_expand(v_add_wrap(v_src03, v_128), v_mul4, v_resj0, v_resj1);
v_res6 += v_resj0;
v_res7 += v_resj1;
v_res0 += v_128_4;
v_res1 += v_128_4;
v_res2 += v_128_4;
v_res3 += v_128_4;
v_res4 += v_128_4;
v_res5 += v_128_4;
v_res6 += v_128_4;
v_res7 += v_128_4;
v_store(dst + i , v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res0, v_res1)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res2, v_res3))));
v_store(dst + i + 2*VECSZ, v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res4, v_res5)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res6, v_res7))));
}
}
#endif
for (; i < len; i++)
dst[i] = m[0] * src[0][i] + m[1] * src[1][i] + m[2] * src[2][i] + m[3] * src[3][i] + m[4] * src[4][i];
}
template <typename ET, typename FT>
void vlineSmooth5N14641(const FT* const * src, const FT*, int, ET* dst, int len)
{
for (int i = 0; i < len; i++)
dst[i] = (FT::WT(src[2][i])*(uint8_t)6 + ((FT::WT(src[1][i]) + FT::WT(src[3][i]))<<2) + FT::WT(src[0][i]) + FT::WT(src[4][i])) >> 4;
}
template <>
void vlineSmooth5N14641<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16*, int, uint8_t* dst, int len)
{
int i = 0;
#if CV_SIMD
v_uint32 v_6 = vx_setall_u32(6);
const int VECSZ = v_uint16::nlanes;
for (; i <= len - 2*VECSZ; i += 2*VECSZ)
{
v_uint32 v_src00, v_src10, v_src20, v_src30, v_src40;
v_uint32 v_src01, v_src11, v_src21, v_src31, v_src41;
v_uint32 v_src02, v_src12, v_src22, v_src32, v_src42;
v_uint32 v_src03, v_src13, v_src23, v_src33, v_src43;
v_expand(vx_load((uint16_t*)(src[0]) + i), v_src00, v_src01);
v_expand(vx_load((uint16_t*)(src[0]) + i + VECSZ), v_src02, v_src03);
v_expand(vx_load((uint16_t*)(src[1]) + i), v_src10, v_src11);
v_expand(vx_load((uint16_t*)(src[1]) + i + VECSZ), v_src12, v_src13);
v_expand(vx_load((uint16_t*)(src[2]) + i), v_src20, v_src21);
v_expand(vx_load((uint16_t*)(src[2]) + i + VECSZ), v_src22, v_src23);
v_expand(vx_load((uint16_t*)(src[3]) + i), v_src30, v_src31);
v_expand(vx_load((uint16_t*)(src[3]) + i + VECSZ), v_src32, v_src33);
v_expand(vx_load((uint16_t*)(src[4]) + i), v_src40, v_src41);
v_expand(vx_load((uint16_t*)(src[4]) + i + VECSZ), v_src42, v_src43);
v_store(dst + i, v_pack(v_rshr_pack<12>(v_src20*v_6 + ((v_src10 + v_src30) << 2) + v_src00 + v_src40,
v_src21*v_6 + ((v_src11 + v_src31) << 2) + v_src01 + v_src41),
v_rshr_pack<12>(v_src22*v_6 + ((v_src12 + v_src32) << 2) + v_src02 + v_src42,
v_src23*v_6 + ((v_src13 + v_src33) << 2) + v_src03 + v_src43)));
}
#endif
for (; i < len; i++)
dst[i] = ((uint32_t)(((uint16_t*)(src[2]))[i]) * 6 +
(((uint32_t)(((uint16_t*)(src[1]))[i]) + (uint32_t)(((uint16_t*)(src[3]))[i])) << 2) +
(uint32_t)(((uint16_t*)(src[0]))[i]) + (uint32_t)(((uint16_t*)(src[4]))[i]) + (1 << 11)) >> 12;
}
template <typename ET, typename FT>
void vlineSmooth(const FT* const * src, const FT* m, int n, ET* dst, int len)
{
for (int i = 0; i < len; i++)
{
typename FT::WT val = m[0] * src[0][i];
for (int j = 1; j < n; j++)
val = val + m[j] * src[j][i];
dst[i] = val;
}
}
template <>
void vlineSmooth<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16* m, int n, uint8_t* dst, int len)
{
int i = 0;
#if CV_SIMD
static const v_int16 v_128 = v_reinterpret_as_s16(vx_setall_u16((uint16_t)1 << 15));
v_int32 v_128_4 = vx_setall_s32(128 << 16);
const int VECSZ = v_uint16::nlanes;
if (len >= VECSZ)
{
ufixedpoint16 msum = m[0] + m[1];
for (int j = 2; j < n; j++)
msum = msum + m[j];
ufixedpoint32 val[] = { msum * ufixedpoint16((uint8_t)128) };
v_128_4 = vx_setall_s32(*((int32_t*)val));
}
for (; i <= len - 4*VECSZ; i += 4*VECSZ)
{
v_int16 v_src00, v_src10, v_src01, v_src11, v_src02, v_src12, v_src03, v_src13;
v_int16 v_tmp0, v_tmp1;
v_int16 v_mul = v_reinterpret_as_s16(vx_setall_u32(*((uint32_t*)m)));
const int16_t* src0 = (const int16_t*)src[0] + i;
const int16_t* src1 = (const int16_t*)src[1] + i;
v_src00 = vx_load(src0);
v_src01 = vx_load(src0 + VECSZ);
v_src02 = vx_load(src0 + 2*VECSZ);
v_src03 = vx_load(src0 + 3*VECSZ);
v_src10 = vx_load(src1);
v_src11 = vx_load(src1 + VECSZ);
v_src12 = vx_load(src1 + 2*VECSZ);
v_src13 = vx_load(src1 + 3*VECSZ);
v_zip(v_add_wrap(v_src00, v_128), v_add_wrap(v_src10, v_128), v_tmp0, v_tmp1);
v_int32 v_res0 = v_dotprod(v_tmp0, v_mul);
v_int32 v_res1 = v_dotprod(v_tmp1, v_mul);
v_zip(v_add_wrap(v_src01, v_128), v_add_wrap(v_src11, v_128), v_tmp0, v_tmp1);
v_int32 v_res2 = v_dotprod(v_tmp0, v_mul);
v_int32 v_res3 = v_dotprod(v_tmp1, v_mul);
v_zip(v_add_wrap(v_src02, v_128), v_add_wrap(v_src12, v_128), v_tmp0, v_tmp1);
v_int32 v_res4 = v_dotprod(v_tmp0, v_mul);
v_int32 v_res5 = v_dotprod(v_tmp1, v_mul);
v_zip(v_add_wrap(v_src03, v_128), v_add_wrap(v_src13, v_128), v_tmp0, v_tmp1);
v_int32 v_res6 = v_dotprod(v_tmp0, v_mul);
v_int32 v_res7 = v_dotprod(v_tmp1, v_mul);
int j = 2;
for (; j < n - 1; j+=2)
{
v_mul = v_reinterpret_as_s16(vx_setall_u32(*((uint32_t*)(m+j))));
const int16_t* srcj0 = (const int16_t*)src[j] + i;
const int16_t* srcj1 = (const int16_t*)src[j + 1] + i;
v_src00 = vx_load(srcj0);
v_src01 = vx_load(srcj0 + VECSZ);
v_src02 = vx_load(srcj0 + 2*VECSZ);
v_src03 = vx_load(srcj0 + 3*VECSZ);
v_src10 = vx_load(srcj1);
v_src11 = vx_load(srcj1 + VECSZ);
v_src12 = vx_load(srcj1 + 2*VECSZ);
v_src13 = vx_load(srcj1 + 3*VECSZ);
v_zip(v_add_wrap(v_src00, v_128), v_add_wrap(v_src10, v_128), v_tmp0, v_tmp1);
v_res0 += v_dotprod(v_tmp0, v_mul);
v_res1 += v_dotprod(v_tmp1, v_mul);
v_zip(v_add_wrap(v_src01, v_128), v_add_wrap(v_src11, v_128), v_tmp0, v_tmp1);
v_res2 += v_dotprod(v_tmp0, v_mul);
v_res3 += v_dotprod(v_tmp1, v_mul);
v_zip(v_add_wrap(v_src02, v_128), v_add_wrap(v_src12, v_128), v_tmp0, v_tmp1);
v_res4 += v_dotprod(v_tmp0, v_mul);
v_res5 += v_dotprod(v_tmp1, v_mul);
v_zip(v_add_wrap(v_src03, v_128), v_add_wrap(v_src13, v_128), v_tmp0, v_tmp1);
v_res6 += v_dotprod(v_tmp0, v_mul);
v_res7 += v_dotprod(v_tmp1, v_mul);
}
if(j < n)
{
v_int32 v_resj0, v_resj1;
v_mul = v_reinterpret_as_s16(vx_setall_u16(*((uint16_t*)(m + j))));
const int16_t* srcj = (const int16_t*)src[j] + i;
v_src00 = vx_load(srcj);
v_src01 = vx_load(srcj + VECSZ);
v_src02 = vx_load(srcj + 2*VECSZ);
v_src03 = vx_load(srcj + 3*VECSZ);
v_mul_expand(v_add_wrap(v_src00, v_128), v_mul, v_resj0, v_resj1);
v_res0 += v_resj0;
v_res1 += v_resj1;
v_mul_expand(v_add_wrap(v_src01, v_128), v_mul, v_resj0, v_resj1);
v_res2 += v_resj0;
v_res3 += v_resj1;
v_mul_expand(v_add_wrap(v_src02, v_128), v_mul, v_resj0, v_resj1);
v_res4 += v_resj0;
v_res5 += v_resj1;
v_mul_expand(v_add_wrap(v_src03, v_128), v_mul, v_resj0, v_resj1);
v_res6 += v_resj0;
v_res7 += v_resj1;
}
v_res0 += v_128_4;
v_res1 += v_128_4;
v_res2 += v_128_4;
v_res3 += v_128_4;
v_res4 += v_128_4;
v_res5 += v_128_4;
v_res6 += v_128_4;
v_res7 += v_128_4;
v_store(dst + i , v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res0, v_res1)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res2, v_res3))));
v_store(dst + i + 2*VECSZ, v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res4, v_res5)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res6, v_res7))));
}
#endif
for (; i < len; i++)
{
ufixedpoint32 val = m[0] * src[0][i];
for (int j = 1; j < n; j++)
{
val = val + m[j] * src[j][i];
}
dst[i] = val;
}
}
template <typename ET, typename FT>
void vlineSmoothONa_yzy_a(const FT* const * src, const FT* m, int n, ET* dst, int len)
{
int pre_shift = n / 2;
for (int i = 0; i < len; i++)
{
typename FT::WT val = m[pre_shift] * src[pre_shift][i];
for (int j = 0; j < pre_shift; j++)
val = val + m[j] * src[j][i] + m[j] * src[(n - 1 - j)][i];
dst[i] = val;
}
}
template <>
void vlineSmoothONa_yzy_a<uint8_t, ufixedpoint16>(const ufixedpoint16* const * src, const ufixedpoint16* m, int n, uint8_t* dst, int len)
{
int i = 0;
#if CV_SIMD
int pre_shift = n / 2;
static const v_int16 v_128 = v_reinterpret_as_s16(vx_setall_u16((uint16_t)1 << 15));
v_int32 v_128_4 = vx_setall_s32(128 << 16);
const int VECSZ = v_uint16::nlanes;
if (len >= VECSZ)
{
ufixedpoint16 msum = m[0] + m[pre_shift] + m[n - 1];
for (int j = 1; j < pre_shift; j++)
msum = msum + m[j] + m[n - 1 - j];
ufixedpoint32 val[] = { msum * ufixedpoint16((uint8_t)128) };
v_128_4 = vx_setall_s32(*((int32_t*)val));
}
for (; i <= len - 4*VECSZ; i += 4*VECSZ)
{
v_int16 v_src00, v_src10, v_src20, v_src30, v_src01, v_src11, v_src21, v_src31;
v_int32 v_res0, v_res1, v_res2, v_res3, v_res4, v_res5, v_res6, v_res7;
v_int16 v_tmp0, v_tmp1, v_tmp2, v_tmp3, v_tmp4, v_tmp5, v_tmp6, v_tmp7;
v_int16 v_mul = v_reinterpret_as_s16(vx_setall_u16(*((uint16_t*)(m + pre_shift))));
const int16_t* srcp = (const int16_t*)src[pre_shift] + i;
v_src00 = vx_load(srcp);
v_src10 = vx_load(srcp + VECSZ);
v_src20 = vx_load(srcp + 2*VECSZ);
v_src30 = vx_load(srcp + 3*VECSZ);
v_mul_expand(v_add_wrap(v_src00, v_128), v_mul, v_res0, v_res1);
v_mul_expand(v_add_wrap(v_src10, v_128), v_mul, v_res2, v_res3);
v_mul_expand(v_add_wrap(v_src20, v_128), v_mul, v_res4, v_res5);
v_mul_expand(v_add_wrap(v_src30, v_128), v_mul, v_res6, v_res7);
int j = 0;
for (; j < pre_shift; j++)
{
v_mul = v_reinterpret_as_s16(vx_setall_u16(*((uint16_t*)(m + j))));
const int16_t* srcj0 = (const int16_t*)src[j] + i;
const int16_t* srcj1 = (const int16_t*)src[n - 1 - j] + i;
v_src00 = vx_load(srcj0);
v_src10 = vx_load(srcj0 + VECSZ);
v_src20 = vx_load(srcj0 + 2*VECSZ);
v_src30 = vx_load(srcj0 + 3*VECSZ);
v_src01 = vx_load(srcj1);
v_src11 = vx_load(srcj1 + VECSZ);
v_src21 = vx_load(srcj1 + 2*VECSZ);
v_src31 = vx_load(srcj1 + 3*VECSZ);
v_zip(v_add_wrap(v_src00, v_128), v_add_wrap(v_src01, v_128), v_tmp0, v_tmp1);
v_res0 += v_dotprod(v_tmp0, v_mul);
v_res1 += v_dotprod(v_tmp1, v_mul);
v_zip(v_add_wrap(v_src10, v_128), v_add_wrap(v_src11, v_128), v_tmp2, v_tmp3);
v_res2 += v_dotprod(v_tmp2, v_mul);
v_res3 += v_dotprod(v_tmp3, v_mul);
v_zip(v_add_wrap(v_src20, v_128), v_add_wrap(v_src21, v_128), v_tmp4, v_tmp5);
v_res4 += v_dotprod(v_tmp4, v_mul);
v_res5 += v_dotprod(v_tmp5, v_mul);
v_zip(v_add_wrap(v_src30, v_128), v_add_wrap(v_src31, v_128), v_tmp6, v_tmp7);
v_res6 += v_dotprod(v_tmp6, v_mul);
v_res7 += v_dotprod(v_tmp7, v_mul);
}
v_res0 += v_128_4;
v_res1 += v_128_4;
v_res2 += v_128_4;
v_res3 += v_128_4;
v_res4 += v_128_4;
v_res5 += v_128_4;
v_res6 += v_128_4;
v_res7 += v_128_4;
v_store(dst + i , v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res0, v_res1)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res2, v_res3))));
v_store(dst + i + 2*VECSZ, v_pack(v_reinterpret_as_u16(v_rshr_pack<16>(v_res4, v_res5)),
v_reinterpret_as_u16(v_rshr_pack<16>(v_res6, v_res7))));
}
#endif
for (; i < len; i++)
{
ufixedpoint32 val = m[0] * src[0][i];
for (int j = 1; j < n; j++)
{
val = val + m[j] * src[j][i];
}
dst[i] = val;
}
}
template <typename ET, typename FT>
class fixedSmoothInvoker : public ParallelLoopBody
{
public:
fixedSmoothInvoker(const ET* _src, size_t _src_stride, ET* _dst, size_t _dst_stride,
int _width, int _height, int _cn, const FT* _kx, int _kxlen, const FT* _ky, int _kylen, int _borderType) : ParallelLoopBody(),
src(_src), dst(_dst), src_stride(_src_stride), dst_stride(_dst_stride),
width(_width), height(_height), cn(_cn), kx(_kx), ky(_ky), kxlen(_kxlen), kylen(_kylen), borderType(_borderType)
{
if (kxlen == 1)
{
if (kx[0] == FT::one())
hlineSmoothFunc = hlineSmooth1N1;
else
hlineSmoothFunc = hlineSmooth1N;
}
else if (kxlen == 3)
{
if (kx[0] == (FT::one()>>2)&&kx[1] == (FT::one()>>1)&&kx[2] == (FT::one()>>2))
hlineSmoothFunc = hlineSmooth3N121;
else if ((kx[0] - kx[2]).isZero())
hlineSmoothFunc = hlineSmooth3Naba;
else
hlineSmoothFunc = hlineSmooth3N;
}
else if (kxlen == 5)
{
if (kx[2] == (FT::one()*(uint8_t)3>>3) &&
kx[1] == (FT::one()>>2) && kx[3] == (FT::one()>>2) &&
kx[0] == (FT::one()>>4) && kx[4] == (FT::one()>>4))
hlineSmoothFunc = hlineSmooth5N14641;
else if (kx[0] == kx[4] && kx[1] == kx[3])
hlineSmoothFunc = hlineSmooth5Nabcba;
else
hlineSmoothFunc = hlineSmooth5N;
}
else if (kxlen % 2 == 1)
{
hlineSmoothFunc = hlineSmoothONa_yzy_a;
for (int i = 0; i < kxlen / 2; i++)
if (!(kx[i] == kx[kxlen - 1 - i]))
{
hlineSmoothFunc = hlineSmooth;
break;
}
}
else
hlineSmoothFunc = hlineSmooth;
if (kylen == 1)
{
if (ky[0] == FT::one())
vlineSmoothFunc = vlineSmooth1N1;
else
vlineSmoothFunc = vlineSmooth1N;
}
else if (kylen == 3)
{
if (ky[0] == (FT::one() >> 2) && ky[1] == (FT::one() >> 1) && ky[2] == (FT::one() >> 2))
vlineSmoothFunc = vlineSmooth3N121;
else
vlineSmoothFunc = vlineSmooth3N;
}
else if (kylen == 5)
{
if (ky[2] == (FT::one() * (uint8_t)3 >> 3) &&
ky[1] == (FT::one() >> 2) && ky[3] == (FT::one() >> 2) &&
ky[0] == (FT::one() >> 4) && ky[4] == (FT::one() >> 4))
vlineSmoothFunc = vlineSmooth5N14641;
else
vlineSmoothFunc = vlineSmooth5N;
}
else if (kylen % 2 == 1)
{
vlineSmoothFunc = vlineSmoothONa_yzy_a;
for (int i = 0; i < kylen / 2; i++)
if (!(ky[i] == ky[kylen - 1 - i]))
{
vlineSmoothFunc = vlineSmooth;
break;
}
}
else
vlineSmoothFunc = vlineSmooth;
}
virtual void operator() (const Range& range) const CV_OVERRIDE
{
AutoBuffer<FT> _buf(width*cn*kylen);
FT* buf = _buf.data();
AutoBuffer<FT*> _ptrs(kylen*2);
FT** ptrs = _ptrs.data();
if (kylen == 1)
{
ptrs[0] = buf;
for (int i = range.start; i < range.end; i++)
{
hlineSmoothFunc(src + i * src_stride, cn, kx, kxlen, ptrs[0], width, borderType);
vlineSmoothFunc(ptrs, ky, kylen, dst + i * dst_stride, width*cn);
}
}
else if (borderType != BORDER_CONSTANT)// If BORDER_CONSTANT out of border values are equal to zero and could be skipped
{
int pre_shift = kylen / 2;
int post_shift = kylen - pre_shift - 1;
// First line evaluation
int idst = range.start;
int ifrom = max(0, idst - pre_shift);
int ito = idst + post_shift + 1;
int i = ifrom;
int bufline = 0;
for (; i < min(ito, height); i++, bufline++)
{
ptrs[bufline+kylen] = ptrs[bufline] = buf + bufline * width*cn;
hlineSmoothFunc(src + i * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
}
for (; i < ito; i++, bufline++)
{
int src_idx = borderInterpolate(i, height, borderType);
if (src_idx < ifrom)
{
ptrs[bufline + kylen] = ptrs[bufline] = buf + bufline * width*cn;
hlineSmoothFunc(src + src_idx * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
}
else
{
ptrs[bufline + kylen] = ptrs[bufline] = ptrs[src_idx - ifrom];
}
}
for (int j = idst - pre_shift; j < 0; j++)
{
int src_idx = borderInterpolate(j, height, borderType);
if (src_idx >= ito)
{
ptrs[2*kylen + j] = ptrs[kylen + j] = buf + (kylen + j) * width*cn;
hlineSmoothFunc(src + src_idx * src_stride, cn, kx, kxlen, ptrs[kylen + j], width, borderType);
}
else
{
ptrs[2*kylen + j] = ptrs[kylen + j] = ptrs[src_idx];
}
}
vlineSmoothFunc(ptrs + bufline, ky, kylen, dst + idst*dst_stride, width*cn); idst++;
// border mode dependent part evaluation
// i points to last src row to evaluate in convolution
bufline %= kylen; ito = min(height, range.end + post_shift);
for (; i < min(kylen, ito); i++, idst++)
{
ptrs[bufline + kylen] = ptrs[bufline] = buf + bufline * width*cn;
hlineSmoothFunc(src + i * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
bufline = (bufline + 1) % kylen;
vlineSmoothFunc(ptrs + bufline, ky, kylen, dst + idst*dst_stride, width*cn);
}
// Points inside the border
for (; i < ito; i++, idst++)
{
hlineSmoothFunc(src + i * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
bufline = (bufline + 1) % kylen;
vlineSmoothFunc(ptrs + bufline, ky, kylen, dst + idst*dst_stride, width*cn);
}
// Points that could fall below border
for (; i < range.end + post_shift; i++, idst++)
{
int src_idx = borderInterpolate(i, height, borderType);
if ((i - src_idx) > kylen)
hlineSmoothFunc(src + src_idx * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
else
ptrs[bufline + kylen] = ptrs[bufline] = ptrs[(bufline + kylen - (i - src_idx)) % kylen];
bufline = (bufline + 1) % kylen;
vlineSmoothFunc(ptrs + bufline, ky, kylen, dst + idst*dst_stride, width*cn);
}
}
else
{
int pre_shift = kylen / 2;
int post_shift = kylen - pre_shift - 1;
// First line evaluation
int idst = range.start;
int ifrom = idst - pre_shift;
int ito = min(idst + post_shift + 1, height);
int i = max(0, ifrom);
int bufline = 0;
for (; i < ito; i++, bufline++)
{
ptrs[bufline + kylen] = ptrs[bufline] = buf + bufline * width*cn;
hlineSmoothFunc(src + i * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
}
if (bufline == 1)
vlineSmooth1N(ptrs, ky - min(ifrom, 0), bufline, dst + idst*dst_stride, width*cn);
else if (bufline == 3)
vlineSmooth3N(ptrs, ky - min(ifrom, 0), bufline, dst + idst*dst_stride, width*cn);
else if (bufline == 5)
vlineSmooth5N(ptrs, ky - min(ifrom, 0), bufline, dst + idst*dst_stride, width*cn);
else
vlineSmooth(ptrs, ky - min(ifrom, 0), bufline, dst + idst*dst_stride, width*cn);
idst++;
// border mode dependent part evaluation
// i points to last src row to evaluate in convolution
bufline %= kylen; ito = min(height, range.end + post_shift);
for (; i < min(kylen, ito); i++, idst++)
{
ptrs[bufline + kylen] = ptrs[bufline] = buf + bufline * width*cn;
hlineSmoothFunc(src + i * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
bufline++;
if (bufline == 3)
vlineSmooth3N(ptrs, ky + kylen - bufline, i + 1, dst + idst*dst_stride, width*cn);
else if (bufline == 5)
vlineSmooth5N(ptrs, ky + kylen - bufline, i + 1, dst + idst*dst_stride, width*cn);
else
vlineSmooth(ptrs, ky + kylen - bufline, i + 1, dst + idst*dst_stride, width*cn);
bufline %= kylen;
}
// Points inside the border
if (i - max(0, ifrom) >= kylen)
{
for (; i < ito; i++, idst++)
{
hlineSmoothFunc(src + i * src_stride, cn, kx, kxlen, ptrs[bufline], width, borderType);
bufline = (bufline + 1) % kylen;
vlineSmoothFunc(ptrs + bufline, ky, kylen, dst + idst*dst_stride, width*cn);
}
// Points that could fall below border
// i points to first src row to evaluate in convolution
bufline = (bufline + 1) % kylen;
for (i = idst - pre_shift; i < range.end - pre_shift; i++, idst++, bufline++)
if (height - i == 3)
vlineSmooth3N(ptrs + bufline, ky, height - i, dst + idst*dst_stride, width*cn);
else if (height - i == 5)
vlineSmooth5N(ptrs + bufline, ky, height - i, dst + idst*dst_stride, width*cn);
else
vlineSmooth(ptrs + bufline, ky, height - i, dst + idst*dst_stride, width*cn);
}
else
{
// i points to first src row to evaluate in convolution
for (i = idst - pre_shift; i < min(range.end - pre_shift, 0); i++, idst++)
if (height == 3)
vlineSmooth3N(ptrs, ky - i, height, dst + idst*dst_stride, width*cn);
else if (height == 5)
vlineSmooth5N(ptrs, ky - i, height, dst + idst*dst_stride, width*cn);
else
vlineSmooth(ptrs, ky - i, height, dst + idst*dst_stride, width*cn);
for (; i < range.end - pre_shift; i++, idst++)
if (height - i == 3)
vlineSmooth3N(ptrs + i - max(0, ifrom), ky, height - i, dst + idst*dst_stride, width*cn);
else if (height - i == 5)
vlineSmooth5N(ptrs + i - max(0, ifrom), ky, height - i, dst + idst*dst_stride, width*cn);
else
vlineSmooth(ptrs + i - max(0, ifrom), ky, height - i, dst + idst*dst_stride, width*cn);
}
}
}
private:
const ET* src;
ET* dst;
size_t src_stride, dst_stride;
int width, height, cn;
const FT *kx, *ky;
int kxlen, kylen;
int borderType;
void(*hlineSmoothFunc)(const ET* src, int cn, const FT* m, int n, FT* dst, int len, int borderType);
void(*vlineSmoothFunc)(const FT* const * src, const FT* m, int n, ET* dst, int len);
fixedSmoothInvoker(const fixedSmoothInvoker&);
fixedSmoothInvoker& operator=(const fixedSmoothInvoker&);
};
} // namespace anon
void GaussianBlurFixedPoint(const Mat& src, /*const*/ Mat& dst,
const uint16_t/*ufixedpoint16*/* fkx, int fkx_size,
const uint16_t/*ufixedpoint16*/* fky, int fky_size,
int borderType)
{
CV_INSTRUMENT_REGION();
CV_Assert(src.depth() == CV_8U && ((borderType & BORDER_ISOLATED) || !src.isSubmatrix()));
fixedSmoothInvoker<uint8_t, ufixedpoint16> invoker(
src.ptr<uint8_t>(), src.step1(),
dst.ptr<uint8_t>(), dst.step1(), dst.cols, dst.rows, dst.channels(),
(const ufixedpoint16*)fkx, fkx_size, (const ufixedpoint16*)fky, fky_size,
borderType & ~BORDER_ISOLATED);
{
// TODO AVX guard (external call)
parallel_for_(Range(0, dst.rows), invoker, std::max(1, std::min(getNumThreads(), getNumberOfCPUs())));
}
}
#endif
CV_CPU_OPTIMIZATION_NAMESPACE_END
} // namespace