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 ▼
29,830 questions
Tagged
371
views
no
answers
no
votes
2018-12-29 12:56:07 -0600
ONIGIRI
What is a good way to recognize an object from two different images in android system? [closed]
ORB
android-studio
object_recognition
opencv
bfmatcher
286
views
1
answer
no
votes
2019-01-01 04:15:39 -0600
berak
histogram opencv c++ vs python
histogram
opencv
c++
python
763
views
no
answers
-1
votes
2019-01-04 12:00:19 -0600
DRZN93
Template Matching - Template image is not there [closed]
opencv
python
1k
views
1
answer
-1
votes
2019-01-04 14:49:25 -0600
LBerger
identifier "calibrateCameraRO" is undefined [closed]
calibrateCamera
c++
205
views
no
answers
-1
votes
2019-01-04 18:42:35 -0600
czjczjczj1
Cannot run code for camera calibration [closed]
calibrateCamera
c++
141
views
1
answer
-1
votes
2019-01-05 16:22:00 -0600
dino
How to find if an object is in the centre of the frame
opencv
python
188
views
no
answers
no
votes
2019-01-08 02:18:11 -0600
hahah
Measurement of actual object size
measurement
of
actual
object
size
187
views
no
answers
no
votes
2019-01-08 09:32:58 -0600
cjacquel
Face feature extraction
face
feature
378
views
no
answers
-1
votes
2019-01-08 09:45:20 -0600
merso
Detect paper on paper? [closed]
opencv
3k
views
no
answers
-1
votes
2019-01-09 12:48:53 -0600
schlodinger
How to remove text from manga page?
image-processing
computervision
70
views
no
answers
-1
votes
2019-01-10 03:20:25 -0600
Sanjeev Kumar
compare two thermal images in android [closed]
android
677
views
1
answer
no
votes
2019-01-12 04:25:40 -0600
berak
How to solve the problem on C2056 undeclared identifier
C2065
trackbar
callback
3k
views
no
answers
no
votes
2019-01-18 11:33:28 -0600
mrjbom
Imread does not read the file [closed]
imread
image
357
views
1
answer
-1
votes
2019-01-20 09:00:36 -0600
berak
what is the fast way to cut image to half
opencv#python#numpy
584
views
1
answer
no
votes
2019-01-20 12:50:31 -0600
berak
Face Landmarks and face identification
c++
opencv
face
386
views
2
answers
-1
votes
2019-01-21 05:53:23 -0600
arti
How to read sequence of .yml file and concatenate in a single yml file in rows
c++
opencv
Matlab
666
views
no
answers
-1
votes
2019-01-22 09:10:32 -0600
tianshaokai
I always compile the android platform with the following error
android
128
views
no
answers
-1
votes
2019-01-23 13:29:37 -0600
Allaye
Trackbar created but not updating, i mean the image are not blending [closed]
opencv
6k
views
2
answers
no
votes
2019-01-24 21:28:07 -0600
pedro_bb7
not authorized `cv' @ error/constitute.c/WriteImage/1028.
authorization
Import_Error
uninstall
install
installation
692
views
no
answers
no
votes
2019-01-27 02:06:28 -0600
manoj4898
problem trying to build opencv-3.0.0
opencv#linux
558
views
no
answers
no
votes
2019-01-27 10:47:29 -0600
czjczjczj1
rvecs and tvecs are NoneType?
aruco
python
1k
views
no
answers
-1
votes
2019-01-28 03:40:52 -0600
yuemengrui
我在原图中裁切了一个小区域,然后在小区域中找到一个矩形,画出来,此时,我显示原图,发现它也画出了矩形区域,它是如何进行坐标对应的,我该如何获取这些坐标
图像处理
261
views
1
answer
-1
votes
2019-02-01 02:41:57 -0600
vivpatel99
how to set (0,0) at the bottom left or right side in video frame in opencv?
opencv3.4.2
python
100
views
no
answers
no
votes
2019-02-08 08:29:12 -0600
rem
How to remove delimitation color in picture with opencv [closed]
android
opencv
176
views
no
answers
-1
votes
2019-02-08 08:36:59 -0600
LBerger
Could I possibly count the detected object?
opencv
322
views
no
answers
no
votes
2019-02-08 09:49:09 -0600
vivekz
why the image is not showing even after coded correctly without any error???
DisplayImage
image-processing
CheckDataANDProcess
9k
views
no
answers
no
votes
2019-02-09 02:25:07 -0600
joe_jetson
Getting x,y coordinates from an object in a video
opencv
python
56
views
no
answers
-1
votes
2019-02-11 07:38:10 -0600
technophile_2507
Extract tags inside the green boundary
Extract_Text_Image
497
views
no
answers
no
votes
2019-02-12 07:43:39 -0600
TheStranjer
Something to the effect of GIMP "magic wand" tool
wand
opencv
shape
616
views
no
answers
-1
votes
2019-02-12 12:14:43 -0600
LBerger
Facing assertion error
assertionerror
CheckDataANDProcess
« previous
1
...
974
975
976
977
978
...
995
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×12
python
×6
c++
×5
android
×3
calibrateCamera
×2
CheckDataANDProcess
×2
face
×2
image-processing
×2
actual
×1
android-studio
×1
aruco
×1
assertionerror
×1
authorization
×1
bfmatcher
×1
C2065
×1
callback
×1
computervision
×1
DisplayImage
×1
Extract_Text_Image
×1
feature
×1
histogram
×1
image
×1
Import_Error
×1
imread
×1
install
×1
installation
×1
Matlab
×1
measurement
×1
object
×1
object_recognition
×1
of
×1
opencv3.4.2
×1
opencv#linux
×1
opencv#python#numpy
×1
ORB
×1
shape
×1
size
×1
trackbar
×1
uninstall
×1
wand
×1
图像处理
×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
×