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opencv/modules/imgproc/src/morph.cpp at master · pythonmjs/opencv · GitHub
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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.
// 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
<
limits.h
>
#
include
"
opencl_kernels_imgproc.hpp
"
#
include
<
iostream
>
#
include
"
hal_replacement.hpp
"
/*
***************************************************************************************\
Basic Morphological Operations: Erosion & Dilation
\***************************************************************************************
*/
using
namespace
std
;
namespace
cv
{
template
<
typename
T>
struct
MinOp
{
typedef
T type1;
typedef
T type2;
typedef
T rtype;
T
operator
()(
const
T a,
const
T b)
const
{
return
std::min
(a, b); }
};
template
<
typename
T>
struct
MaxOp
{
typedef
T type1;
typedef
T type2;
typedef
T rtype;
T
operator
()(
const
T a,
const
T b)
const
{
return
std::max
(a, b); }
};
#
undef
CV_MIN_8U
#
undef
CV_MAX_8U
#
define
CV_MIN_8U
(
a,b
) ((a) -
CV_FAST_CAST_8U
((a) - (b)))
#
define
CV_MAX_8U
(
a,b
) ((a) +
CV_FAST_CAST_8U
((b) - (a)))
template
<>
inline
uchar MinOp<uchar>::
operator
()(
const
uchar a,
const
uchar b)
const
{
return
CV_MIN_8U
(a, b); }
template
<>
inline
uchar MaxOp<uchar>::
operator
()(
const
uchar a,
const
uchar b)
const
{
return
CV_MAX_8U
(a, b); }
struct
MorphRowNoVec
{
MorphRowNoVec
(
int
,
int
) {}
int
operator
()(
const
uchar*, uchar*,
int
,
int
)
const
{
return
0
; }
};
struct
MorphColumnNoVec
{
MorphColumnNoVec
(
int
,
int
) {}
int
operator
()(
const
uchar**, uchar*,
int
,
int
,
int
)
const
{
return
0
; }
};
struct
MorphNoVec
{
int
operator
()(uchar**,
int
, uchar*,
int
)
const
{
return
0
; }
};
#
if
CV_SSE2
template
<
class
VecUpdate
>
struct
MorphRowIVec
{
enum
{
ESZ
= VecUpdate::
ESZ
};
MorphRowIVec
(
int
_ksize,
int
_anchor) : ksize(_ksize), anchor(_anchor) {}
int
operator
()(
const
uchar* src, uchar* dst,
int
width,
int
cn)
const
{
if
( !
checkHardwareSupport
(
CV_CPU_SSE2
) )
return
0
;
cn *=
ESZ
;
int
i, k, _ksize = ksize*cn;
width = (width & -
4
)*cn;
VecUpdate updateOp;
for
( i =
0
; i <= width -
16
; i +=
16
)
{
__m128i s =
_mm_loadu_si128
((
const
__m128i*)(src + i));
for
( k = cn; k < _ksize; k += cn )
{
__m128i x =
_mm_loadu_si128
((
const
__m128i*)(src + i + k));
s =
updateOp
(s, x);
}
_mm_storeu_si128
((__m128i*)(dst + i), s);
}
for
( ; i < width; i +=
4
)
{
__m128i s =
_mm_cvtsi32_si128
(*(
const
int
*)(src + i));
for
( k = cn; k < _ksize; k += cn )
{
__m128i x =
_mm_cvtsi32_si128
(*(
const
int
*)(src + i + k));
s =
updateOp
(s, x);
}
*(
int
*)(dst + i) =
_mm_cvtsi128_si32
(s);
}
return
i/
ESZ
;
}
int
ksize, anchor;
};
template
<
class
VecUpdate
>
struct
MorphRowFVec
{
MorphRowFVec
(
int
_ksize,
int
_anchor) : ksize(_ksize), anchor(_anchor) {}
int
operator
()(
const
uchar* src, uchar* dst,
int
width,
int
cn)
const
{
if
( !
checkHardwareSupport
(
CV_CPU_SSE
) )
return
0
;
int
i, k, _ksize = ksize*cn;
width = (width & -
4
)*cn;
VecUpdate updateOp;
for
( i =
0
; i < width; i +=
4
)
{
__m128 s =
_mm_loadu_ps
((
const
float
*)src + i);
for
( k = cn; k < _ksize; k += cn )
{
__m128 x =
_mm_loadu_ps
((
const
float
*)src + i + k);
s =
updateOp
(s, x);
}
_mm_storeu_ps
((
float
*)dst + i, s);
}
return
i;
}
int
ksize, anchor;
};
template
<
class
VecUpdate
>
struct
MorphColumnIVec
{
enum
{
ESZ
= VecUpdate::
ESZ
};
MorphColumnIVec
(
int
_ksize,
int
_anchor) : ksize(_ksize), anchor(_anchor) {}
int
operator
()(
const
uchar** src, uchar* dst,
int
dststep,
int
count,
int
width)
const
{
if
( !
checkHardwareSupport
(
CV_CPU_SSE2
) )
return
0
;
int
i =
0
, k, _ksize = ksize;
width *=
ESZ
;
VecUpdate updateOp;
for
( i =
0
; i < count + ksize -
1
; i++ )
CV_Assert
( ((
size_t
)src[i] &
15
) ==
0
);
for
( ; _ksize >
1
&& count >
1
; count -=
2
, dst += dststep*
2
, src +=
2
)
{
for
( i =
0
; i <= width -
32
; i +=
32
)
{
const
uchar* sptr = src[
1
] + i;
__m128i s0 =
_mm_load_si128
((
const
__m128i*)sptr);
__m128i s1 =
_mm_load_si128
((
const
__m128i*)(sptr +
16
));
__m128i x0, x1;
for
( k =
2
; k < _ksize; k++ )
{
sptr = src[k] + i;
x0 =
_mm_load_si128
((
const
__m128i*)sptr);
x1 =
_mm_load_si128
((
const
__m128i*)(sptr +
16
));
s0 =
updateOp
(s0, x0);
s1 =
updateOp
(s1, x1);
}
sptr = src[
0
] + i;
x0 =
_mm_load_si128
((
const
__m128i*)sptr);
x1 =
_mm_load_si128
((
const
__m128i*)(sptr +
16
));
_mm_storeu_si128
((__m128i*)(dst + i),
updateOp
(s0, x0));
_mm_storeu_si128
((__m128i*)(dst + i +
16
),
updateOp
(s1, x1));
sptr = src[k] + i;
x0 =
_mm_load_si128
((
const
__m128i*)sptr);
x1 =
_mm_load_si128
((
const
__m128i*)(sptr +
16
));
_mm_storeu_si128
((__m128i*)(dst + dststep + i),
updateOp
(s0, x0));
_mm_storeu_si128
((__m128i*)(dst + dststep + i +
16
),
updateOp
(s1, x1));
}
for
( ; i <= width -
8
; i +=
8
)
{
__m128i s0 =
_mm_loadl_epi64
((
const
__m128i*)(src[
1
] + i)), x0;
for
( k =
2
; k < _ksize; k++ )
{
x0 =
_mm_loadl_epi64
((
const
__m128i*)(src[k] + i));
s0 =
updateOp
(s0, x0);
}
x0 =
_mm_loadl_epi64
((
const
__m128i*)(src[
0
] + i));
_mm_storel_epi64
((__m128i*)(dst + i),
updateOp
(s0, x0));
x0 =
_mm_loadl_epi64
((
const
__m128i*)(src[k] + i));
_mm_storel_epi64
((__m128i*)(dst + dststep + i),
updateOp
(s0, x0));
}
}
for
( ; count >
0
; count--, dst += dststep, src++ )
{
for
( i =
0
; i <= width -
32
; i +=
32
)
{
const
uchar* sptr = src[
0
] + i;
__m128i s0 =
_mm_load_si128
((
const
__m128i*)sptr);
__m128i s1 =
_mm_load_si128
((
const
__m128i*)(sptr +
16
));
__m128i x0, x1;
for
( k =
1
; k < _ksize; k++ )
{
sptr = src[k] + i;
x0 =
_mm_load_si128
((
const
__m128i*)sptr);
x1 =
_mm_load_si128
((
const
__m128i*)(sptr +
16
));
s0 =
updateOp
(s0, x0);
s1 =
updateOp
(s1, x1);
}
_mm_storeu_si128
((__m128i*)(dst + i), s0);
_mm_storeu_si128
((__m128i*)(dst + i +
16
), s1);
}
for
( ; i <= width -
8
; i +=
8
)
{
__m128i s0 =
_mm_loadl_epi64
((
const
__m128i*)(src[
0
] + i)), x0;
for
( k =
1
; k < _ksize; k++ )
{
x0 =
_mm_loadl_epi64
((
const
__m128i*)(src[k] + i));
s0 =
updateOp
(s0, x0);
}
_mm_storel_epi64
((__m128i*)(dst + i), s0);
}
}
return
i/
ESZ
;
}
int
ksize, anchor;
};
template
<
class
VecUpdate
>
struct
MorphColumnFVec
{
MorphColumnFVec
(
int
_ksize,
int
_anchor) : ksize(_ksize), anchor(_anchor) {}
int
operator
()(
const
uchar** _src, uchar* _dst,
int
dststep,
int
count,
int
width)
const
{
if
( !
checkHardwareSupport
(
CV_CPU_SSE
) )
return
0
;
int
i =
0
, k, _ksize = ksize;
VecUpdate updateOp;
for
( i =
0
; i < count + ksize -
1
; i++ )
CV_Assert
( ((
size_t
)_src[i] &
15
) ==
0
);
const
float
** src = (
const
float
**)_src;
float
* dst = (
float
*)_dst;
dststep /=
sizeof
(dst[
0
]);
for
( ; _ksize >
1
&& count >
1
; count -=
2
, dst += dststep*
2
, src +=
2
)
{
for
( i =
0
; i <= width -
16
; i +=
16
)
{
const
float
* sptr = src[
1
] + i;
__m128 s0 =
_mm_load_ps
(sptr);
__m128 s1 =
_mm_load_ps
(sptr +
4
);
__m128 s2 =
_mm_load_ps
(sptr +
8
);
__m128 s3 =
_mm_load_ps
(sptr +
12
);
__m128 x0, x1, x2, x3;
for
( k =
2
; k < _ksize; k++ )
{
sptr = src[k] + i;
x0 =
_mm_load_ps
(sptr);
x1 =
_mm_load_ps
(sptr +
4
);
s0 =
updateOp
(s0, x0);
s1 =
updateOp
(s1, x1);
x2 =
_mm_load_ps
(sptr +
8
);
x3 =
_mm_load_ps
(sptr +
12
);
s2 =
updateOp
(s2, x2);
s3 =
updateOp
(s3, x3);
}
sptr = src[
0
] + i;
x0 =
_mm_load_ps
(sptr);
x1 =
_mm_load_ps
(sptr +
4
);
x2 =
_mm_load_ps
(sptr +
8
);
x3 =
_mm_load_ps
(sptr +
12
);
_mm_storeu_ps
(dst + i,
updateOp
(s0, x0));
_mm_storeu_ps
(dst + i +
4
,
updateOp
(s1, x1));
_mm_storeu_ps
(dst + i +
8
,
updateOp
(s2, x2));
_mm_storeu_ps
(dst + i +
12
,
updateOp
(s3, x3));
sptr = src[k] + i;
x0 =
_mm_load_ps
(sptr);
x1 =
_mm_load_ps
(sptr +
4
);
x2 =
_mm_load_ps
(sptr +
8
);
x3 =
_mm_load_ps
(sptr +
12
);
_mm_storeu_ps
(dst + dststep + i,
updateOp
(s0, x0));
_mm_storeu_ps
(dst + dststep + i +
4
,
updateOp
(s1, x1));
_mm_storeu_ps
(dst + dststep + i +
8
,
updateOp
(s2, x2));
_mm_storeu_ps
(dst + dststep + i +
12
,
updateOp
(s3, x3));
}
for
( ; i <= width -
4
; i +=
4
)
{
__m128 s0 =
_mm_load_ps
(src[
1
] + i), x0;
for
( k =
2
; k < _ksize; k++ )
{
x0 =
_mm_load_ps
(src[k] + i);
s0 =
updateOp
(s0, x0);
}
x0 =
_mm_load_ps
(src[
0
] + i);
_mm_storeu_ps
(dst + i,
updateOp
(s0, x0));
x0 =
_mm_load_ps
(src[k] + i);
_mm_storeu_ps
(dst + dststep + i,
updateOp
(s0, x0));
}
}
for
( ; count >
0
; count--, dst += dststep, src++ )
{
for
( i =
0
; i <= width -
16
; i +=
16
)
{
const
float
* sptr = src[
0
] + i;
__m128 s0 =
_mm_load_ps
(sptr);
__m128 s1 =
_mm_load_ps
(sptr +
4
);
__m128 s2 =
_mm_load_ps
(sptr +
8
);
__m128 s3 =
_mm_load_ps
(sptr +
12
);
__m128 x0, x1, x2, x3;
for
( k =
1
; k < _ksize; k++ )
{
sptr = src[k] + i;
x0 =
_mm_load_ps
(sptr);
x1 =
_mm_load_ps
(sptr +
4
);
s0 =
updateOp
(s0, x0);
s1 =
updateOp
(s1, x1);
x2 =
_mm_load_ps
(sptr +
8
);
x3 =
_mm_load_ps
(sptr +
12
);
s2 =
updateOp
(s2, x2);
s3 =
updateOp
(s3, x3);
}
_mm_storeu_ps
(dst + i, s0);
_mm_storeu_ps
(dst + i +
4
, s1);
_mm_storeu_ps
(dst + i +
8
, s2);
_mm_storeu_ps
(dst + i +
12
, s3);
}
for
( i =
0
; i <= width -
4
; i +=
4
)
{
__m128 s0 =
_mm_load_ps
(src[
0
] + i), x0;
for
( k =
1
; k < _ksize; k++ )
{
x0 =
_mm_load_ps
(src[k] + i);
s0 =
updateOp
(s0, x0);
}
_mm_storeu_ps
(dst + i, s0);
}
}
return
i;
}
int
ksize, anchor;
};
template
<
class
VecUpdate
>
struct
MorphIVec
{
enum
{
ESZ
= VecUpdate::
ESZ
};
int
operator
()(uchar** src,
int
nz, uchar* dst,
int
width)
const
{
if
( !
checkHardwareSupport
(
CV_CPU_SSE2
) )
return
0
;
int
i, k;
width *=
ESZ
;
VecUpdate updateOp;
for
( i =
0
; i <= width -
32
; i +=
32
)
{
const
uchar* sptr = src[
0
] + i;
__m128i s0 =
_mm_loadu_si128
((
const
__m128i*)sptr);
__m128i s1 =
_mm_loadu_si128
((
const
__m128i*)(sptr +
16
));
__m128i x0, x1;
for
( k =
1
; k < nz; k++ )
{
sptr = src[k] + i;
x0 =
_mm_loadu_si128
((
const
__m128i*)sptr);
x1 =
_mm_loadu_si128
((
const
__m128i*)(sptr +
16
));
s0 =
updateOp
(s0, x0);
s1 =
updateOp
(s1, x1);
}
_mm_storeu_si128
((__m128i*)(dst + i), s0);
_mm_storeu_si128
((__m128i*)(dst + i +
16
), s1);
}
for
( ; i <= width -
8
; i +=
8
)
{
__m128i s0 =
_mm_loadl_epi64
((
const
__m128i*)(src[
0
] + i)), x0;
for
( k =
1
; k < nz; k++ )
{
x0 =
_mm_loadl_epi64
((
const
__m128i*)(src[k] + i));
s0 =
updateOp
(s0, x0);
}
_mm_storel_epi64
((__m128i*)(dst + i), s0);
}
return
i/
ESZ
;
}
};
template
<
class
VecUpdate
>
struct
MorphFVec
{
int
operator
()(uchar** _src,
int
nz, uchar* _dst,
int
width)
const
{
if
( !
checkHardwareSupport
(
CV_CPU_SSE
) )
return
0
;
const
float
** src = (
const
float
**)_src;
float
* dst = (
float
*)_dst;
int
i, k;
VecUpdate updateOp;
for
( i =
0
; i <= width -
16
; i +=
16
)
{
const
float
* sptr = src[
0
] + i;
__m128 s0 =
_mm_loadu_ps
(sptr);
__m128 s1 =
_mm_loadu_ps
(sptr +
4
);
__m128 s2 =
_mm_loadu_ps
(sptr +
8
);
__m128 s3 =
_mm_loadu_ps
(sptr +
12
);
__m128 x0, x1, x2, x3;
for
( k =
1
; k < nz; k++ )
{
sptr = src[k] + i;
x0 =
_mm_loadu_ps
(sptr);
x1 =
_mm_loadu_ps
(sptr +
4
);
x2 =
_mm_loadu_ps
(sptr +
8
);
x3 =
_mm_loadu_ps
(sptr +
12
);
s0 =
updateOp
(s0, x0);
s1 =
updateOp
(s1, x1);
s2 =
updateOp
(s2, x2);
s3 =
updateOp
(s3, x3);
}
_mm_storeu_ps
(dst + i, s0);
_mm_storeu_ps
(dst + i +
4
, s1);
_mm_storeu_ps
(dst + i +
8
, s2);
_mm_storeu_ps
(dst + i +
12
, s3);
}
for
( ; i <= width -
4
; i +=
4
)
{
__m128 s0 =
_mm_loadu_ps
(src[
0
] + i), x0;
for
( k =
1
; k < nz; k++ )
{
x0 =
_mm_loadu_ps
(src[k] + i);
s0 =
updateOp
(s0, x0);
}
_mm_storeu_ps
(dst + i, s0);
}
for
( ; i < width; i++ )
{
__m128 s0 =
_mm_load_ss
(src[
0
] + i), x0;
for
( k =
1
; k < nz; k++ )
{
x0 =
_mm_load_ss
(src[k] + i);
s0 =
updateOp
(s0, x0);
}
_mm_store_ss
(dst + i, s0);
}
return
i;
}
};
struct
VMin8u
{
enum
{
ESZ
=
1
};
__m128i
operator
()(
const
__m128i& a,
const
__m128i& b)
const
{
return
_mm_min_epu8
(a,b); }
};
struct
VMax8u
{
enum
{
ESZ
=
1
};
__m128i
operator
()(
const
__m128i& a,
const
__m128i& b)
const
{
return
_mm_max_epu8
(a,b); }
};
struct
VMin16u
{
enum
{
ESZ
=
2
};
__m128i
operator
()(
const
__m128i& a,
const
__m128i& b)
const
{
return
_mm_subs_epu16
(a,
_mm_subs_epu16
(a,b)); }
};
struct
VMax16u
{
enum
{
ESZ
=
2
};
__m128i
operator
()(
const
__m128i& a,
const
__m128i& b)
const
{
return
_mm_adds_epu16
(
_mm_subs_epu16
(a,b), b); }
};
struct
VMin16s
{
enum
{
ESZ
=
2
};
__m128i
operator
()(
const
__m128i& a,
const
__m128i& b)
const
{
return
_mm_min_epi16
(a, b); }
};
struct
VMax16s
{
enum
{
ESZ
=
2
};
__m128i
operator
()(
const
__m128i& a,
const
__m128i& b)
const
{
return
_mm_max_epi16
(a, b); }
};
struct
VMin32f
{ __m128
operator
()(
const
__m128& a,
const
__m128& b)
const
{
return
_mm_min_ps
(a,b); }};
struct
VMax32f
{ __m128
operator
()(
const
__m128& a,
const
__m128& b)
const
{
return
_mm_max_ps
(a,b); }};
typedef
MorphRowIVec<VMin8u> ErodeRowVec8u;
typedef
MorphRowIVec<VMax8u> DilateRowVec8u;
typedef
MorphRowIVec<VMin16u> ErodeRowVec16u;
typedef
MorphRowIVec<VMax16u> DilateRowVec16u;
typedef
MorphRowIVec<VMin16s> ErodeRowVec16s;
typedef
MorphRowIVec<VMax16s> DilateRowVec16s;
typedef
MorphRowFVec<VMin32f> ErodeRowVec32f;
typedef
MorphRowFVec<VMax32f> DilateRowVec32f;
typedef
MorphColumnIVec<VMin8u> ErodeColumnVec8u;
typedef
MorphColumnIVec<VMax8u> DilateColumnVec8u;
typedef
MorphColumnIVec<VMin16u> ErodeColumnVec16u;
typedef
MorphColumnIVec<VMax16u> DilateColumnVec16u;
typedef
MorphColumnIVec<VMin16s> ErodeColumnVec16s;
typedef
MorphColumnIVec<VMax16s> DilateColumnVec16s;
typedef
MorphColumnFVec<VMin32f> ErodeColumnVec32f;
typedef
MorphColumnFVec<VMax32f> DilateColumnVec32f;
typedef
MorphIVec<VMin8u> ErodeVec8u;
typedef
MorphIVec<VMax8u> DilateVec8u;
typedef
MorphIVec<VMin16u> ErodeVec16u;
typedef
MorphIVec<VMax16u> DilateVec16u;
typedef
MorphIVec<VMin16s> ErodeVec16s;
typedef
MorphIVec<VMax16s> DilateVec16s;
typedef
MorphFVec<VMin32f> ErodeVec32f;
typedef
MorphFVec<VMax32f> DilateVec32f;
#
else
typedef
MorphRowNoVec ErodeRowVec8u;
typedef
MorphRowNoVec DilateRowVec8u;
typedef
MorphColumnNoVec ErodeColumnVec8u;
typedef
MorphColumnNoVec DilateColumnVec8u;
typedef
MorphRowNoVec ErodeRowVec16u;
typedef
MorphRowNoVec DilateRowVec16u;
typedef
MorphRowNoVec ErodeRowVec16s;
typedef
MorphRowNoVec DilateRowVec16s;
typedef
MorphRowNoVec ErodeRowVec32f;
typedef
MorphRowNoVec DilateRowVec32f;
typedef
MorphColumnNoVec ErodeColumnVec16u;
typedef
MorphColumnNoVec DilateColumnVec16u;
typedef
MorphColumnNoVec ErodeColumnVec16s;
typedef
MorphColumnNoVec DilateColumnVec16s;
typedef
MorphColumnNoVec ErodeColumnVec32f;
typedef
MorphColumnNoVec DilateColumnVec32f;
typedef
MorphNoVec ErodeVec8u;
typedef
MorphNoVec DilateVec8u;
typedef
MorphNoVec ErodeVec16u;
typedef
MorphNoVec DilateVec16u;
typedef
MorphNoVec ErodeVec16s;
typedef
MorphNoVec DilateVec16s;
typedef
MorphNoVec ErodeVec32f;
typedef
MorphNoVec DilateVec32f;
#
endif
typedef
MorphRowNoVec ErodeRowVec64f;
typedef
MorphRowNoVec DilateRowVec64f;
typedef
MorphColumnNoVec ErodeColumnVec64f;
typedef
MorphColumnNoVec DilateColumnVec64f;
typedef
MorphNoVec ErodeVec64f;
typedef
MorphNoVec DilateVec64f;
template
<
class
Op
,
class
VecOp
>
struct
MorphRowFilter
:
public
BaseRowFilter
{
typedef
typename
Op::rtype T;
MorphRowFilter
(
int
_ksize,
int
_anchor ) : vecOp(_ksize, _anchor)
{
ksize = _ksize;
anchor = _anchor;
}
void
operator
()(
const
uchar* src, uchar* dst,
int
width,
int
cn) CV_OVERRIDE
{
int
i, j, k, _ksize = ksize*cn;
const
T* S = (
const
T*)src;
Op op;
T* D = (T*)dst;
if
( _ksize == cn )
{
for
( i =
0
; i < width*cn; i++ )
D[i] = S[i];
return
;
}
int
i0 =
vecOp
(src, dst, width, cn);
width *= cn;
for
( k =
0
; k < cn; k++, S++, D++ )
{
for
( i = i0; i <= width - cn*
2
; i += cn*
2
)
{
const
T* s = S + i;
T m = s[cn];
for
( j = cn*
2
; j < _ksize; j += cn )
m =
op
(m, s[j]);
D[i] =
op
(m, s[
0
]);
D[i+cn] =
op
(m, s[j]);
}
for
( ; i < width; i += cn )
{
const
T* s = S + i;
T m = s[
0
];
for
( j = cn; j < _ksize; j += cn )
m =
op
(m, s[j]);
D[i] = m;
}
}
}
VecOp vecOp;
};
template
<
class
Op
,
class
VecOp
>
struct
MorphColumnFilter
:
public
BaseColumnFilter
{
typedef
typename
Op::rtype T;
MorphColumnFilter
(
int
_ksize,
int
_anchor ) : vecOp(_ksize, _anchor)
{
ksize = _ksize;
anchor = _anchor;
}
void
operator
()(
const
uchar** _src, uchar* dst,
int
dststep,
int
count,
int
width) CV_OVERRIDE
{
int
i, k, _ksize = ksize;
const
T** src = (
const
T**)_src;
T* D = (T*)dst;
Op op;
int
i0 =
vecOp
(_src, dst, dststep, count, width);
dststep /=
sizeof
(D[
0
]);
for
( ; _ksize >
1
&& count >
1
; count -=
2
, D += dststep*
2
, src +=
2
)
{
i = i0;
#
if
CV_ENABLE_UNROLLED
for
( ; i <= width -
4
; i +=
4
)
{
const
T* sptr = src[
1
] + i;
T s0 = sptr[
0
], s1 = sptr[
1
], s2 = sptr[
2
], s3 = sptr[
3
];
for
( k =
2
; k < _ksize; k++ )
{
sptr = src[k] + i;
s0 =
op
(s0, sptr[
0
]); s1 =
op
(s1, sptr[
1
]);
s2 =
op
(s2, sptr[
2
]); s3 =
op
(s3, sptr[
3
]);
}
sptr = src[
0
] + i;
D[i] =
op
(s0, sptr[
0
]);
D[i+
1
] =
op
(s1, sptr[
1
]);
D[i+
2
] =
op
(s2, sptr[
2
]);
D[i+
3
] =
op
(s3, sptr[
3
]);
sptr = src[k] + i;
D[i+dststep] =
op
(s0, sptr[
0
]);
D[i+dststep+
1
] =
op
(s1, sptr[
1
]);
D[i+dststep+
2
] =
op
(s2, sptr[
2
]);
D[i+dststep+
3
] =
op
(s3, sptr[
3
]);
}
#
endif
for
( ; i < width; i++ )
{
T s0 = src[
1
][i];
for
( k =
2
; k < _ksize; k++ )
s0 =
op
(s0, src[k][i]);
D[i] =
op
(s0, src[
0
][i]);
D[i+dststep] =
op
(s0, src[k][i]);
}
}
for
( ; count >
0
; count--, D += dststep, src++ )
{
i = i0;
#
if
CV_ENABLE_UNROLLED
for
( ; i <= width -
4
; i +=
4
)
{
const
T* sptr = src[
0
] + i;
T s0 = sptr[
0
], s1 = sptr[
1
], s2 = sptr[
2
], s3 = sptr[
3
];
for
( k =
1
; k < _ksize; k++ )
{
sptr = src[k] + i;
s0 =
op
(s0, sptr[
0
]); s1 =
op
(s1, sptr[
1
]);
s2 =
op
(s2, sptr[
2
]); s3 =
op
(s3, sptr[
3
]);
}
D[i] = s0; D[i+
1
] = s1;
D[i+
2
] = s2; D[i+
3
] = s3;
}
#
endif
for
( ; i < width; i++ )
{
T s0 = src[
0
][i];
for
( k =
1
; k < _ksize; k++ )
s0 =
op
(s0, src[k][i]);
D[i] = s0;
}
}
}
VecOp vecOp;
};
template
<
class
Op
,
class
VecOp
>
struct
MorphFilter
: BaseFilter
{
typedef
typename
Op::rtype T;
MorphFilter
(
const
Mat& _kernel, Point _anchor )
{
anchor = _anchor;
ksize = _kernel.
size
();
CV_Assert
( _kernel.
type
() ==
CV_8U
);
std::vector<uchar> coeffs;
//
we do not really the values of non-zero
//
kernel elements, just their locations
preprocess2DKernel
( _kernel, coords, coeffs );
ptrs.
resize
( coords.
size
() );
}
void
operator
()(
const
uchar** src, uchar* dst,
int
dststep,
int
count,
int
width,
int
cn) CV_OVERRIDE
{
const
Point* pt = &coords[
0
];
const
T** kp = (
const
T**)&ptrs[
0
];
int
i, k, nz = (
int
)coords.
size
();
Op op;
width *= cn;
for
( ; count >
0
; count--, dst += dststep, src++ )
{
T* D = (T*)dst;
for
( k =
0
; k < nz; k++ )
kp[k] = (
const
T*)src[pt[k].
y
] + pt[k].
x
*cn;
i =
vecOp
(&ptrs[
0
], nz, dst, width);
#
if
CV_ENABLE_UNROLLED
for
( ; i <= width -
4
; i +=
4
)
{
const
T* sptr = kp[
0
] + i;
T s0 = sptr[
0
], s1 = sptr[
1
], s2 = sptr[
2
], s3 = sptr[
3
];
for
( k =
1
; k < nz; k++ )
{
sptr = kp[k] + i;
s0 =
op
(s0, sptr[
0
]); s1 =
op
(s1, sptr[
1
]);
s2 =
op
(s2, sptr[
2
]); s3 =
op
(s3, sptr[
3
]);
}
D[i] = s0; D[i+
1
] = s1;
D[i+
2
] = s2; D[i+
3
] = s3;
}
#
endif
for
( ; i < width; i++ )
{
T s0 = kp[
0
][i];
for
( k =
1
; k < nz; k++ )
s0 =
op
(s0, kp[k][i]);
D[i] = s0;
}
}
}
std::vector<Point> coords;
std::vector<uchar*> ptrs;
VecOp vecOp;
};
}
//
///////////////////////////////// External Interface /////////////////////////////////////
cv::Ptr<cv::BaseRowFilter>
cv::getMorphologyRowFilter
(
int
op,
int
type,
int
ksize,
int
anchor)
{
int
depth =
CV_MAT_DEPTH
(type);
if
( anchor <
0
)
anchor = ksize/
2
;
CV_Assert
( op ==
MORPH_ERODE
|| op ==
MORPH_DILATE
);
if
( op ==
MORPH_ERODE
)
{
if
( depth ==
CV_8U
)
return
makePtr<MorphRowFilter<MinOp<uchar>,
ErodeRowVec8u> >(ksize, anchor);
if
( depth ==
CV_16U
)
return
makePtr<MorphRowFilter<MinOp<ushort>,
ErodeRowVec16u> >(ksize, anchor);
if
( depth ==
CV_16S
)
return
makePtr<MorphRowFilter<MinOp<
short
>,
ErodeRowVec16s> >(ksize, anchor);
if
( depth ==
CV_32F
)
return
makePtr<MorphRowFilter<MinOp<
float
>,
ErodeRowVec32f> >(ksize, anchor);
if
( depth ==
CV_64F
)
return
makePtr<MorphRowFilter<MinOp<
double
>,
ErodeRowVec64f> >(ksize, anchor);
}
else
{
if
( depth ==
CV_8U
)
return
makePtr<MorphRowFilter<MaxOp<uchar>,
DilateRowVec8u> >(ksize, anchor);
if
( depth ==
CV_16U
)
return
makePtr<MorphRowFilter<MaxOp<ushort>,
DilateRowVec16u> >(ksize, anchor);
if
( depth ==
CV_16S
)
return
makePtr<MorphRowFilter<MaxOp<
short
>,
DilateRowVec16s> >(ksize, anchor);
if
( depth ==
CV_32F
)
return
makePtr<MorphRowFilter<MaxOp<
float
>,
DilateRowVec32f> >(ksize, anchor);
if
( depth ==
CV_64F
)
return
makePtr<MorphRowFilter<MaxOp<
double
>,
DilateRowVec64f> >(ksize, anchor);
}
CV_Error_
( CV_StsNotImplemented, (
"
Unsupported data type (=%d)
"
, type));
}
cv::Ptr<cv::BaseColumnFilter>
cv::getMorphologyColumnFilter
(
int
op,
int
type,
int
ksize,
int
anchor)
{
int
depth =
CV_MAT_DEPTH
(type);
if
( anchor <
0
)
anchor = ksize/
2
;
CV_Assert
( op ==
MORPH_ERODE
|| op ==
MORPH_DILATE
);
if
( op ==
MORPH_ERODE
)
{
if
( depth ==
CV_8U
)
return
makePtr<MorphColumnFilter<MinOp<uchar>,
ErodeColumnVec8u> >(ksize, anchor);
if
( depth ==
CV_16U
)
return
makePtr<MorphColumnFilter<MinOp<ushort>,
ErodeColumnVec16u> >(ksize, anchor);
if
( depth ==
CV_16S
)
return
makePtr<MorphColumnFilter<MinOp<
short
>,
ErodeColumnVec16s> >(ksize, anchor);
if
( depth ==
CV_32F
)
return
makePtr<MorphColumnFilter<MinOp<
float
>,
ErodeColumnVec32f> >(ksize, anchor);
if
( depth ==
CV_64F
)
return
makePtr<MorphColumnFilter<MinOp<
double
>,
ErodeColumnVec64f> >(ksize, anchor);
}
else
{
if
( depth ==
CV_8U
)
return
makePtr<MorphColumnFilter<MaxOp<uchar>,
DilateColumnVec8u> >(ksize, anchor);
if
( depth ==
CV_16U
)
return
makePtr<MorphColumnFilter<MaxOp<ushort>,
DilateColumnVec16u> >(ksize, anchor);
if
( depth ==
CV_16S
)
return
makePtr<MorphColumnFilter<MaxOp<
short
>,
DilateColumnVec16s> >(ksize, anchor);
if
( depth ==
CV_32F
)
return
makePtr<MorphColumnFilter<MaxOp<
float
>,
DilateColumnVec32f> >(ksize, anchor);
if
( depth ==
CV_64F
)
return
makePtr<MorphColumnFilter<MaxOp<
double
>,
DilateColumnVec64f> >(ksize, anchor);
}
CV_Error_
( CV_StsNotImplemented, (
"
Unsupported data type (=%d)
"
, type));
}
cv::Ptr<cv::BaseFilter>
cv::getMorphologyFilter
(
int
op,
int
type, InputArray _kernel, Point anchor)
{
Mat kernel = _kernel.
getMat
();
int
depth =
CV_MAT_DEPTH
(type);
anchor =
normalizeAnchor
(anchor, kernel.
size
());
CV_Assert
( op ==
MORPH_ERODE
|| op ==
MORPH_DILATE
);
if
( op ==
MORPH_ERODE
)
{
if
( depth ==
CV_8U
)
return
makePtr<MorphFilter<MinOp<uchar>, ErodeVec8u> >(kernel, anchor);
if
( depth ==
CV_16U
)
return
makePtr<MorphFilter<MinOp<ushort>, ErodeVec16u> >(kernel, anchor);
if
( depth ==
CV_16S
)
return
makePtr<MorphFilter<MinOp<
short
>, ErodeVec16s> >(kernel, anchor);
if
( depth ==
CV_32F
)
return
makePtr<MorphFilter<MinOp<
float
>, ErodeVec32f> >(kernel, anchor);
if
( depth ==
CV_64F
)
return
makePtr<MorphFilter<MinOp<
double
>, ErodeVec64f> >(kernel, anchor);
}
else
{
if
( depth ==
CV_8U
)
return
makePtr<MorphFilter<MaxOp<uchar>, DilateVec8u> >(kernel, anchor);
if
( depth ==
CV_16U
)
return
makePtr<MorphFilter<MaxOp<ushort>, DilateVec16u> >(kernel, anchor);
if
( depth ==
CV_16S
)
return
makePtr<MorphFilter<MaxOp<
short
>, DilateVec16s> >(kernel, anchor);
if
( depth ==
CV_32F
)
return
makePtr<MorphFilter<MaxOp<
float
>, DilateVec32f> >(kernel, anchor);
if
( depth ==
CV_64F
)
return
makePtr<MorphFilter<MaxOp<
double
>, DilateVec64f> >(kernel, anchor);
}
CV_Error_
( CV_StsNotImplemented, (
"
Unsupported data type (=%d)
"
, type));
}
cv::Ptr<cv::FilterEngine>
cv::createMorphologyFilter
(
int
op,
int
type, InputArray _kernel,
Point anchor,
int
_rowBorderType,
int
_columnBorderType,
const
Scalar& _borderValue )
{
Mat kernel = _kernel.
getMat
();
anchor =
normalizeAnchor
(anchor, kernel.
size
());
Ptr<BaseRowFilter> rowFilter;
Ptr<BaseColumnFilter> columnFilter;
Ptr<BaseFilter> filter2D;
if
(
countNonZero
(kernel) == kernel.
rows
*kernel.
cols
)
{
//
rectangular structuring element
rowFilter =
getMorphologyRowFilter
(op, type, kernel.
cols
, anchor.
x
);
columnFilter =
getMorphologyColumnFilter
(op, type, kernel.
rows
, anchor.
y
);
}
else
filter2D =
getMorphologyFilter
(op, type, kernel, anchor);
Scalar borderValue = _borderValue;
if
( (_rowBorderType ==
BORDER_CONSTANT
|| _columnBorderType ==
BORDER_CONSTANT
) &&
borderValue ==
morphologyDefaultBorderValue
() )
{
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