First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity
answers
votes ▲
12,357 questions
Tagged
233
views
no
answers
no
votes
2020-04-01 07:41:20 -0600
jhj
Can't I build another version?
shared
56
views
no
answers
no
votes
2020-04-01 07:33:43 -0600
quadro
Merging low-angleillumination frames to edge-image
low-angle
edge
616
views
no
answers
no
votes
2020-04-03 05:52:54 -0600
simonsk1990
Why its necessary to have cv2.waitKey() & 0xff to run video
cv2.imshow
154
views
no
answers
no
votes
2020-04-03 21:09:05 -0600
supra56
Bad triangulation in stereo camera setup on FOV borders
stereo
stereocalibration
triangulatePoints
1k
views
no
answers
no
votes
2020-04-04 11:40:48 -0600
robin32
cv::cuda morphology much slower than cv::morphologyEx
cuda#opencv#cpp
1k
views
no
answers
no
votes
2020-04-03 08:57:03 -0600
Ricky6779
Ludicrouz.J trojan detected in built exe
trojan
406
views
no
answers
no
votes
2020-04-03 17:07:21 -0600
SL7
What is the smallest possible board to run OpenCV on?
embedded
micro
drone
linux
robotics
small
181
views
no
answers
no
votes
2020-04-04 04:40:51 -0600
Humam Helfawi
Stable Translation from essential decomposition
SLAM
215
views
no
answers
no
votes
2020-04-04 08:29:12 -0600
antithing
Using findHomography to create 'fake' intrinsics?
findHomography
calibration
intrinsics
1k
views
no
answers
no
votes
2020-04-04 11:30:27 -0600
cvsolver
Finding depth of an object using 2 cameras
3d
depth
stereocamera
stereo_match
Stereovision
stereorectify
2k
views
no
answers
no
votes
2020-04-04 11:45:20 -0600
balourdos
ArUco: Getting the coordinates of a marker in the coordinate system of another marker
aruco
3dprojection
coordinate-system
6k
views
no
answers
no
votes
2020-04-04 20:50:36 -0600
supra56
AttributeError: 'NoneType' object has no attribute 'shape'
python#opencv#
126
views
no
answers
no
votes
2020-04-04 23:17:01 -0600
AaronB
Converting from OpenCV 3.4 to 4.2 divide issue (different results)
divide
opencv3.4
opencv4.2
1k
views
no
answers
no
votes
2020-04-05 09:14:55 -0600
Ceranthor
Creating image from polar coordinates
opencv#python
1k
views
no
answers
no
votes
2020-04-05 11:52:16 -0600
andrei186
multiplying homography and image matrices
multiplying
homography
and
image
matrices
164
views
no
answers
no
votes
2020-04-06 01:37:25 -0600
berak
Checking for Numbers of Blood Vessels Junctions Detected
image-processing
drawing
165
views
no
answers
no
votes
2020-04-06 07:09:14 -0600
dorohedoro
Robust OCR on alternating-distance handwritten grades
python3
OCR
dynamic_cropping
492
views
no
answers
no
votes
2020-04-06 09:51:17 -0600
GRASBOCK
CMake links dynamically even though its supposed to link statically [cross compilation Linux -> Windows]
c++#opencv#mingw
417
views
no
answers
no
votes
2020-04-06 10:21:59 -0600
Umut
How to copy shared OpenCV libraries to cmake's folder?
c++#opencv#ubuntu
1k
views
no
answers
no
votes
2020-04-06 13:06:20 -0600
stefanos.dimos
How to properly estimate the Z rotation using ArUco Markers
aruco
opencv
camera
pose_estimation
orientation
525
views
no
answers
no
votes
2020-04-06 14:32:47 -0600
andrei186
extract RGB values from ptr[c] = cv::Vec3b(ptr[c][2], ptr[c][1], ptr[c][0]);
extract
RGB
values
from
Ptr
425
views
no
answers
no
votes
2020-04-06 16:51:53 -0600
becca
Stereo Camera fisheye rectification problem
Rectification
fisheye
stereo-calibration
377
views
no
answers
no
votes
2020-04-06 22:01:23 -0600
LearningCV
training haar cascade with single positive sample
opencv_createsamples
opencv_traincascade
123
views
no
answers
no
votes
2020-04-06 23:30:25 -0600
George_cwg
_MM_PERM_ACBD problem in opencv 4.3.0 compiling
_MM_PERM_ACBD
undeclared
identifier
206
views
no
answers
no
votes
2020-04-07 20:27:50 -0600
Assaf M
Identifying positive pixels after color deconvolution ignoring boundaries
Deconvolution
Thresholding
adaptiveThreshold
67
views
no
answers
no
votes
2020-04-07 23:45:47 -0600
WayneCho
How can I measure the difference between two gradient maps? Is there any metric?
imageprocessing
553
views
no
answers
no
votes
2020-04-08 09:47:54 -0600
edif
How to determine and compensate for light falloff during stitching
illumination
light
brightness
falloff
compensate
uneven
847
views
no
answers
no
votes
2020-04-08 13:49:51 -0600
berak
openCV function '.read()' return (False, None)
None
484
views
no
answers
no
votes
2020-04-09 02:20:58 -0600
berak
Procedure for getting 3D coordinates from Stereo?
3dreconstruction
stereo-calibration
Stereovision
289
views
no
answers
no
votes
2020-04-08 18:07:31 -0600
h4k1m
Dot product on Vec2s returning incorrect results
dot
vectors
« previous
1
...
336
337
338
339
340
...
412
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
aruco
×2
stereo-calibration
×2
Stereovision
×2
3d
×1
3dprojection
×1
3dreconstruction
×1
adaptiveThreshold
×1
and
×1
brightness
×1
calibration
×1
camera
×1
compensate
×1
coordinate-system
×1
c++#opencv#mingw
×1
c++#opencv#ubuntu
×1
cuda#opencv#cpp
×1
cv2.imshow
×1
Deconvolution
×1
depth
×1
divide
×1
dot
×1
drawing
×1
drone
×1
dynamic_cropping
×1
edge
×1
embedded
×1
extract
×1
falloff
×1
findHomography
×1
fisheye
×1
from
×1
homography
×1
identifier
×1
illumination
×1
image
×1
imageprocessing
×1
image-processing
×1
intrinsics
×1
light
×1
linux
×1
low-angle
×1
matrices
×1
micro
×1
_MM_PERM_ACBD
×1
multiplying
×1
None
×1
OCR
×1
opencv
×1
opencv3.4
×1
opencv4.2
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×
