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140 lines
5.0 KiB
C++
140 lines
5.0 KiB
C++
/*
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* By downloading, copying, installing or using the software you agree to this license.
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* If you do not agree to this license, do not download, install,
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* copy or use the software.
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*
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*
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* License Agreement
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* For Open Source Computer Vision Library
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* (3-clause BSD License)
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*
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* Copyright (C) 2014, NVIDIA Corporation, all rights reserved.
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* Third party copyrights are property of their respective owners.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* * Neither the names of the copyright holders nor the names of the contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* This software is provided by the copyright holders and contributors "as is" and
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* any express or implied warranties, including, but not limited to, the implied
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* warranties of merchantability and fitness for a particular purpose are disclaimed.
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* In no event shall copyright holders or contributors be liable for any direct,
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* indirect, incidental, special, exemplary, or consequential damages
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* (including, but not limited to, procurement of substitute goods or services;
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* loss of use, data, or profits; or business interruption) however caused
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* and on any theory of liability, whether in contract, strict liability,
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* or tort (including negligence or otherwise) arising in any way out of
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* the use of this software, even if advised of the possibility of such damage.
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*/
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#include <algorithm>
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#include "common.hpp"
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#include "vtransform.hpp"
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namespace CAROTENE_NS {
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#ifdef CAROTENE_NEON
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namespace {
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template <typename T>
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struct Min
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{
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typedef T type;
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void operator() (const typename internal::VecTraits<T>::vec128 & v_src0,
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const typename internal::VecTraits<T>::vec128 & v_src1,
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typename internal::VecTraits<T>::vec128 & v_dst) const
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{
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v_dst = internal::vminq(v_src0, v_src1);
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}
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void operator() (const typename internal::VecTraits<T>::vec64 & v_src0,
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const typename internal::VecTraits<T>::vec64 & v_src1,
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typename internal::VecTraits<T>::vec64 & v_dst) const
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{
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v_dst = internal::vmin(v_src0, v_src1);
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}
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void operator() (const T * src0, const T * src1, T * dst) const
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{
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dst[0] = std::min(src0[0], src1[0]);
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}
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};
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template <typename T>
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struct Max
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{
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typedef T type;
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void operator() (const typename internal::VecTraits<T>::vec128 & v_src0,
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const typename internal::VecTraits<T>::vec128 & v_src1,
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typename internal::VecTraits<T>::vec128 & v_dst) const
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{
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v_dst = internal::vmaxq(v_src0, v_src1);
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}
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void operator() (const typename internal::VecTraits<T>::vec64 & v_src0,
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const typename internal::VecTraits<T>::vec64 & v_src1,
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typename internal::VecTraits<T>::vec64 & v_dst) const
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{
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v_dst = internal::vmax(v_src0, v_src1);
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}
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void operator() (const T * src0, const T * src1, T * dst) const
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{
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dst[0] = std::max(src0[0], src1[0]);
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}
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};
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} // namespace
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#define IMPL_OP(fun, op, type) \
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void fun(const Size2D &size, \
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const type * src0Base, ptrdiff_t src0Stride, \
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const type * src1Base, ptrdiff_t src1Stride, \
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type * dstBase, ptrdiff_t dstStride) \
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{ \
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internal::assertSupportedConfiguration(); \
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internal::vtransform(size, \
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src0Base, src0Stride, \
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src1Base, src1Stride, \
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dstBase, dstStride, op<type>()); \
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}
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#else
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#define IMPL_OP(fun, op, type) \
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void fun(const Size2D &, \
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const type *, ptrdiff_t, \
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const type *, ptrdiff_t, \
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type *, ptrdiff_t) \
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{ \
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internal::assertSupportedConfiguration(); \
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}
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#endif
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#define IMPL_MINMAX(type) IMPL_OP(min, Min, type) IMPL_OP(max, Max, type)
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IMPL_MINMAX(u8)
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IMPL_MINMAX(s8)
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IMPL_MINMAX(u16)
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IMPL_MINMAX(s16)
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IMPL_MINMAX(u32)
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IMPL_MINMAX(s32)
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IMPL_MINMAX(f32)
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} // namespace CAROTENE_NS
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