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November 2021 Blimp Competition
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Shahrul Kamil bin Hassan
November 2021 Blimp Competition
Commits
ef5d9a60
Commit
ef5d9a60
authored
3 years ago
by
Zhaoliang Zheng
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upload the pose test function
parent
a731988c
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Code/Control/Laptop_Code/ESP32_AT/imageTread_AT.py
+71
-0
71 additions, 0 deletions
Code/Control/Laptop_Code/ESP32_AT/imageTread_AT.py
with
71 additions
and
0 deletions
Code/Control/Laptop_Code/ESP32_AT/imageTread_AT.py
+
71
−
0
View file @
ef5d9a60
...
...
@@ -84,6 +84,77 @@ def get_AT_6DOF_info(url):
# show the output image after AprilTag detection
cv2
.
imshow
(
"
Image
"
,
frame
)
return
tid
,
tx
,
ty
,
tz
,
rx
,
ry
,
rz
def
get_AT_6DOF_info_posR
(
url
):
tid
,
tx
,
ty
,
tz
=
0
,
100000
,
100000
,
0
rx
=
[
0.0
,
0.0
,
0.0
]
ry
=
[
0.0
,
0.0
,
0.0
]
rz
=
[
0.0
,
0.0
,
0.0
]
pose_r
=
np
.
array
([[
0
,
0
,
0
],[
0
,
0
,
0
],[
0
,
0
,
0
]])
header
=
{
"
User-Agent
"
:
"
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36.
"
}
req
=
Request
(
url
,
headers
=
header
)
img_resp
=
urlopen
(
req
,
timeout
=
60
)
imgnp
=
np
.
array
(
bytearray
(
img_resp
.
read
()),
dtype
=
np
.
uint8
)
frame
=
cv2
.
imdecode
(
imgnp
,
-
1
)
# ret,frame = cap.read()
gray_image
=
cv2
.
cvtColor
(
frame
,
cv2
.
COLOR_BGR2GRAY
)
h
,
w
,
_
=
frame
.
shape
# put a dot in center of the frame
cv2
.
circle
(
frame
,
(
w
//
2
,
h
//
2
),
7
,
(
255
,
0
,
0
),
-
1
)
# set camera parameters
fx
=
800
fy
=
600
cx
=
400
cy
=
300
#AT_size = 0.16
AT_size
=
0.74
results
=
detector
.
detect
(
gray_image
,
estimate_tag_pose
=
True
,
camera_params
=
[
fx
,
fy
,
cx
,
cy
],
tag_size
=
AT_size
)
debug_print
=
0
for
r
in
results
:
# extract the bounding box (x, y)-coordinates for the AprilTag
# and convert each of the (x, y)-coordinate pairs to integers
(
ptA
,
ptB
,
ptC
,
ptD
)
=
r
.
corners
ptB
=
(
int
(
ptB
[
0
]),
int
(
ptB
[
1
]))
ptC
=
(
int
(
ptC
[
0
]),
int
(
ptC
[
1
]))
ptD
=
(
int
(
ptD
[
0
]),
int
(
ptD
[
1
]))
ptA
=
(
int
(
ptA
[
0
]),
int
(
ptA
[
1
]))
tx
,
ty
,
tz
=
r
.
pose_t
# in meters
rx
,
ry
,
rz
=
r
.
pose_R
pose_r
=
r
.
pose_R
tid
=
r
.
tag_id
# draw the bounding box of the AprilTag detection
cv2
.
line
(
frame
,
ptA
,
ptB
,
(
0
,
255
,
0
),
5
)
cv2
.
line
(
frame
,
ptB
,
ptC
,
(
0
,
255
,
0
),
5
)
cv2
.
line
(
frame
,
ptC
,
ptD
,
(
0
,
255
,
0
),
5
)
cv2
.
line
(
frame
,
ptD
,
ptA
,
(
0
,
255
,
0
),
5
)
# draw the center (x, y)-coordinates of the AprilTag
(
cX
,
cY
)
=
(
int
(
r
.
center
[
0
]),
int
(
r
.
center
[
1
]))
cv2
.
circle
(
frame
,
(
cX
,
cY
),
5
,
(
0
,
0
,
255
),
-
1
)
# draw the tag family on the image
tagFamily
=
r
.
tag_family
.
decode
(
"
utf-8
"
)
cv2
.
putText
(
frame
,
tagFamily
,
(
ptA
[
0
],
ptA
[
1
]
-
15
),
cv2
.
FONT_HERSHEY_SIMPLEX
,
0.5
,
(
0
,
255
,
0
),
2
)
cv2
.
putText
(
frame
,
"
tx: {:.2f} ty: {:.2f} tz:{:.2f}
"
.
format
(
tx
[
0
],
ty
[
0
],
tz
[
0
]),
(
ptA
[
0
],
ptA
[
1
]
+
30
),
cv2
.
FONT_HERSHEY_SIMPLEX
,
0.5
,
(
0
,
255
,
0
),
2
)
if
debug_print
==
1
:
print
(
"
tx,ty,tz:{},{},{}
"
.
format
(
tx
,
ty
,
tz
))
print
(
"
cX,cY:{},{}
"
.
format
(
cX
,
cY
))
print
(
"
[INFO] tag id: {}
"
.
format
(
tid
))
# show the output image after AprilTag detection
cv2
.
imshow
(
"
Image
"
,
frame
)
return
tid
,
tx
,
ty
,
tz
,
rx
,
ry
,
rz
,
pose_r
...
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