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31,570 questions
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11
views
no
answers
no
votes
2019-10-14 16:25:57 -0500
Espor
Opencv C++ Holistically-Nested Edge Detection
c++
opencv
custom-layer
8
views
1
answer
no
votes
2019-10-14 16:05:13 -0500
supra56
approx=cv2.approxPolyDP(c,0.02,peri,True) TypeError: integer argument expected, got float
python
opencv
15
views
1
answer
no
votes
2019-10-14 13:37:33 -0500
Erik Langskjegg
Which method for object detection at 25 fps, full HD?
mask_rcnn
fps
c++
Video
8
views
no
answers
no
votes
2019-10-14 13:06:41 -0500
just2read
ccalib, Multi Camera Calibration allways to few points
ccalib
multicamera
multicam
24
views
2
answers
1
vote
2019-10-14 10:51:48 -0500
supra56
How to Save Each ROI Seperately
roi
9
views
no
answers
no
votes
2019-10-14 10:49:06 -0500
Kitnos
Maximum camera tablet resolution 1080p giving 640x480
camera
opencv
resolution
tablet
9
views
no
answers
no
votes
2019-10-14 09:43:09 -0500
TheoDup
mat.reshape giving me an offset in result [closed]
reshape
introduces
offset
8
views
no
answers
no
votes
2019-10-14 07:47:09 -0500
Leonello
Frame doesn't receive a FrameGrabber.grab [closed]
frame
framegrabber
14
views
1
answer
no
votes
2019-10-14 06:13:57 -0500
LBerger
sync failed when adding opencv as a dependence for my app
android
16
views
no
answers
no
votes
2019-10-14 04:25:40 -0500
cjacquel
Contour as ChainCode is Opencv 4.1.1
contour
Chaincode
11
views
no
answers
no
votes
2019-10-14 04:24:44 -0500
wraughe71
How to find objectPoints for stereo calibration
stereo-calibration
opencv
python
10
views
no
answers
no
votes
2019-10-14 04:03:46 -0500
s33d5
Obtaining opencv_ffmpeg411_64.dll
compile
9
views
no
answers
no
votes
2019-10-14 04:02:53 -0500
NicolasD
Understanding the code
code
understanding
25
views
1
answer
no
votes
2019-10-13 22:44:25 -0500
Deng
OpenCV4: what is the order for linking static libs on centos 6
ld
static
lib
error
while
compiling
18
views
no
answers
no
votes
2019-10-13 22:22:11 -0500
asmkleung
gfluidimgproc_func.simd.hpp not found
gfluidimgproc_func
12
views
no
answers
no
votes
2019-10-13 15:21:50 -0500
jpmoraga
Issue with my train cascade
traincascade
14
views
no
answers
no
votes
2019-10-13 10:37:58 -0500
ikaranta
solvePNP() and trinagulatePoints() do not give the anticipated results - Python
triangulatePoints
solvePnP
projectiveMatrix
19
views
no
answers
no
votes
2019-10-13 08:28:39 -0500
counter
[Help - OpenCV C++] Thread loop reconnects the camera
c++
opencv
multi-thread
camera
18
views
no
answers
-2
votes
2019-10-13 05:17:10 -0500
Ashraful12
How to get GPS and sensor data from .264 video file? (used by DVR)
H264
dvropencv
gps
Video
videocapture
12
views
no
answers
no
votes
2019-10-13 03:52:03 -0500
Shay Weissman
DNN using multiple images works with tensorflow models but fail with darknet models
dnn
tensorflow
darknet
tiny
Yolov3
15
views
no
answers
-2
votes
2019-10-12 21:16:48 -0500
hieuht29
How to detech fingerprint from an image or cameraView
android
cropfingerprints
Fingerprint
4k
views
4
answers
no
votes
2019-10-12 20:33:54 -0500
wade wang
Is it possible to use front camera with 2.4.2 for android? [closed]
front
facing
camera
20k
views
6
answers
4
votes
2019-10-12 20:33:18 -0500
wade wang
How I use front camera with new OpenCV 2.4.3 for android? [closed]
front-camera
opecv2.4.3
42
views
no
answers
no
votes
2019-10-12 10:57:47 -0500
Kitnos
Detect valve position without colors on a video
c++
opencv
20
views
no
answers
no
votes
2019-10-12 09:19:50 -0500
Szepy
Transform camera positon from one ArUco marker to another
aruco
marker
coordinate-system
transformation
rotation
55
views
no
answers
no
votes
2019-10-12 01:29:05 -0500
rushabh
Different opencv version using facerecognition to show Error: Program type already present: org.opencv.android.BaseLoaderCallback [closed]
opencv-3.2.0
134
views
no
answers
4
votes
2019-10-11 18:34:45 -0500
tjwmmd2
Fastest way to convert BGR <-> RGB! Aka: Do NOT use Numpy magic "tricks".
python
numpy
conversion
11
views
no
answers
1
vote
2019-10-11 15:57:59 -0500
subodh
Covariance of estimated R and T from iterative solvePnP()
SOLVEPNP_ITERATIVE
projectPoints
covariance
reprojectionerror
15
views
no
answers
no
votes
2019-10-11 14:47:56 -0500
SeFle
Error while compiling with VS 17
visual-studio
CUDA
cmake
1k
views
3
answers
no
votes
2019-10-11 13:47:11 -0500
tjwmmd2
Why am I getting an error when adding 2 images?
2d-image
add
image-processing
1
2
3
4
5
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