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face_recognition
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df83b441
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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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df83b441
编写于
12月 06, 2017
作者:
H
harryxu
提交者:
Adam Geitgey
12月 07, 2017
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电子邮件补丁
差异文件
make batch_size effective in _raw_face_locations_batched
上级
746a2937
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1
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with
3 addition
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3 deletion
+3
-3
face_recognition/api.py
face_recognition/api.py
+3
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未找到文件。
face_recognition/api.py
浏览文件 @
df83b441
...
...
@@ -116,7 +116,7 @@ def face_locations(img, number_of_times_to_upsample=1, model="hog"):
return
[
_trim_css_to_bounds
(
_rect_to_css
(
face
),
img
.
shape
)
for
face
in
_raw_face_locations
(
img
,
number_of_times_to_upsample
,
model
)]
def
_raw_face_locations_batched
(
images
,
number_of_times_to_upsample
=
1
):
def
_raw_face_locations_batched
(
images
,
number_of_times_to_upsample
=
1
,
batch_size
=
128
):
"""
Returns an 2d array of dlib rects of human faces in a image using the cnn face detector
...
...
@@ -124,7 +124,7 @@ def _raw_face_locations_batched(images, number_of_times_to_upsample=1):
:param number_of_times_to_upsample: How many times to upsample the image looking for faces. Higher numbers find smaller faces.
:return: A list of dlib 'rect' objects of found face locations
"""
return
cnn_face_detector
(
images
,
number_of_times_to_upsample
)
return
cnn_face_detector
(
images
,
number_of_times_to_upsample
,
batch_size
=
batch_size
)
def
batch_face_locations
(
images
,
number_of_times_to_upsample
=
1
,
batch_size
=
128
):
...
...
@@ -141,7 +141,7 @@ def batch_face_locations(images, number_of_times_to_upsample=1, batch_size=128):
def
convert_cnn_detections_to_css
(
detections
):
return
[
_trim_css_to_bounds
(
_rect_to_css
(
face
.
rect
),
images
[
0
].
shape
)
for
face
in
detections
]
raw_detections_batched
=
_raw_face_locations_batched
(
images
,
number_of_times_to_upsample
)
raw_detections_batched
=
_raw_face_locations_batched
(
images
,
number_of_times_to_upsample
,
batch_size
)
return
list
(
map
(
convert_cnn_detections_to_css
,
raw_detections_batched
))
...
...
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