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体验新版 GitCode,发现更多精彩内容 >>
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74561c5b
编写于
10月 03, 2011
作者:
A
Alexey Spizhevoy
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电子邮件补丁
差异文件
Added createWightMaps function into FeatherBlender (stitching)
上级
923f771c
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
37 addition
and
0 deletion
+37
-0
modules/stitching/include/opencv2/stitching/detail/blenders.hpp
...s/stitching/include/opencv2/stitching/detail/blenders.hpp
+6
-0
modules/stitching/src/blenders.cpp
modules/stitching/src/blenders.cpp
+31
-0
未找到文件。
modules/stitching/include/opencv2/stitching/detail/blenders.hpp
浏览文件 @
74561c5b
...
...
@@ -72,6 +72,7 @@ class CV_EXPORTS FeatherBlender : public Blender
{
public:
FeatherBlender
(
float
sharpness
=
0.02
f
)
{
setSharpness
(
sharpness
);
}
float
sharpness
()
const
{
return
sharpness_
;
}
void
setSharpness
(
float
val
)
{
sharpness_
=
val
;
}
...
...
@@ -79,6 +80,11 @@ public:
void
feed
(
const
Mat
&
img
,
const
Mat
&
mask
,
Point
tl
);
void
blend
(
Mat
&
dst
,
Mat
&
dst_mask
);
// Creates weight maps for fixed set of source images by their masks and top-left corners.
// Final image can be obtained by simple weighting of the source images.
Rect
createWeightMaps
(
const
std
::
vector
<
Mat
>
&
masks
,
const
std
::
vector
<
Point
>
&
corners
,
std
::
vector
<
Mat
>
&
weight_maps
);
private:
float
sharpness_
;
Mat
weight_map_
;
...
...
modules/stitching/src/blenders.cpp
浏览文件 @
74561c5b
...
...
@@ -155,6 +155,37 @@ void FeatherBlender::blend(Mat &dst, Mat &dst_mask)
}
Rect
FeatherBlender
::
createWeightMaps
(
const
vector
<
Mat
>
&
masks
,
const
vector
<
Point
>
&
corners
,
vector
<
Mat
>
&
weight_maps
)
{
weight_maps
.
resize
(
masks
.
size
());
for
(
size_t
i
=
0
;
i
<
masks
.
size
();
++
i
)
createWeightMap
(
masks
[
i
],
sharpness_
,
weight_maps
[
i
]);
Rect
dst_roi
=
resultRoi
(
corners
,
masks
);
Mat
weights_sum
(
dst_roi
.
size
(),
CV_32F
);
weights_sum
.
setTo
(
0
);
for
(
size_t
i
=
0
;
i
<
weight_maps
.
size
();
++
i
)
{
Rect
roi
(
corners
[
i
].
x
-
dst_roi
.
x
,
corners
[
i
].
y
-
dst_roi
.
y
,
weight_maps
[
i
].
cols
,
weight_maps
[
i
].
rows
);
weights_sum
(
roi
)
+=
weight_maps
[
i
];
}
for
(
size_t
i
=
0
;
i
<
weight_maps
.
size
();
++
i
)
{
Rect
roi
(
corners
[
i
].
x
-
dst_roi
.
x
,
corners
[
i
].
y
-
dst_roi
.
y
,
weight_maps
[
i
].
cols
,
weight_maps
[
i
].
rows
);
Mat
tmp
=
weights_sum
(
roi
);
tmp
.
setTo
(
1
,
tmp
<
numeric_limits
<
float
>::
epsilon
());
divide
(
weight_maps
[
i
],
tmp
,
weight_maps
[
i
]);
}
return
dst_roi
;
}
MultiBandBlender
::
MultiBandBlender
(
int
try_gpu
,
int
num_bands
)
{
setNumBands
(
num_bands
);
...
...
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