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face_recognition
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20d50f36
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face_recognition
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face_recognition
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体验新版 GitCode,发现更多精彩内容 >>
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20d50f36
编写于
3月 08, 2017
作者:
A
Adam Geitgey
浏览文件
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浏览文件
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电子邮件补丁
差异文件
Don't choke on images that use 32 bits per channel. Downsample them.
上级
961e2c61
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
15 addition
and
3 deletion
+15
-3
face_recognition/api.py
face_recognition/api.py
+3
-2
tests/test_face_recognition.py
tests/test_face_recognition.py
+12
-1
tests/test_images/32bit.png
tests/test_images/32bit.png
+0
-0
未找到文件。
face_recognition/api.py
浏览文件 @
20d50f36
...
...
@@ -44,14 +44,15 @@ def _face_distance(faces, face_to_compare):
return
np
.
array
([
np
.
linalg
.
norm
(
face
-
face_to_compare
)
for
face
in
faces
])
def
load_image_file
(
filename
):
def
load_image_file
(
filename
,
mode
=
'RGB'
):
"""
Loads an image file (.jpg, .png, etc) into a numpy array
:param filename: image file to load
:param mode: format to convert the image to. Only 'RGB' (8-bit RGB, 3 channels) and 'L' (black and white) are supported.
:return: image contents as numpy array
"""
return
scipy
.
misc
.
imread
(
filename
)
return
scipy
.
misc
.
imread
(
filename
,
mode
=
mode
)
def
_raw_face_locations
(
img
,
number_of_times_to_upsample
=
1
):
...
...
tests/test_face_recognition.py
浏览文件 @
20d50f36
...
...
@@ -21,9 +21,12 @@ class Test_face_recognition(unittest.TestCase):
def
test_load_image_file
(
self
):
img
=
api
.
load_image_file
(
os
.
path
.
join
(
os
.
path
.
dirname
(
__file__
),
"test_images"
,
"obama.jpg"
))
assert
img
.
shape
==
(
1137
,
910
,
3
)
def
test_load_image_file_32bit
(
self
):
img
=
api
.
load_image_file
(
os
.
path
.
join
(
os
.
path
.
dirname
(
__file__
),
"test_images"
,
"32bit.png"
))
assert
img
.
shape
==
(
1200
,
626
,
3
)
def
test_raw_face_locations
(
self
):
img
=
api
.
load_image_file
(
os
.
path
.
join
(
os
.
path
.
dirname
(
__file__
),
"test_images"
,
"obama.jpg"
))
detected_faces
=
api
.
_raw_face_locations
(
img
)
...
...
@@ -32,6 +35,14 @@ class Test_face_recognition(unittest.TestCase):
assert
detected_faces
[
0
].
top
()
==
142
assert
detected_faces
[
0
].
bottom
()
==
409
def
test_raw_face_locations_32bit_image
(
self
):
img
=
api
.
load_image_file
(
os
.
path
.
join
(
os
.
path
.
dirname
(
__file__
),
"test_images"
,
"32bit.png"
))
detected_faces
=
api
.
_raw_face_locations
(
img
)
assert
len
(
detected_faces
)
==
1
assert
detected_faces
[
0
].
top
()
==
290
assert
detected_faces
[
0
].
bottom
()
==
558
def
test_face_locations
(
self
):
img
=
api
.
load_image_file
(
os
.
path
.
join
(
os
.
path
.
dirname
(
__file__
),
"test_images"
,
"obama.jpg"
))
detected_faces
=
api
.
face_locations
(
img
)
...
...
tests/test_images/32bit.png
0 → 100644
浏览文件 @
20d50f36
866.6 KB
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