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users
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image_tutorial-7.py
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users
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image_tutorial-7.py
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import
matplotlib
.
pyplot
as
plt
import
matplotlib
.
image
as
mpimg
import
numpy
as
np
fig
=
plt
.
figure
()
a
=
fig
.
add_subplot
(
1
,
2
,
1
)
img
=
mpimg
.
imread
(
'../_static/stinkbug.png'
)
lum_img
=
img
[:,:,
0
]
imgplot
=
plt
.
imshow
(
lum_img
)
a
.
set_title
(
'Before'
)
plt
.
colorbar
(
ticks
=
[
0.1
,
0.3
,
0.5
,
0.7
],
orientation
=
'horizontal'
)
a
=
fig
.
add_subplot
(
1
,
2
,
2
)
imgplot
=
plt
.
imshow
(
lum_img
)
imgplot
.
set_clim
(
0.0
,
0.7
)
a
.
set_title
(
'After'
)
plt
.
colorbar
(
ticks
=
[
0.1
,
0.3
,
0.5
,
0.7
],
orientation
=
'horizontal'
)
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