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 ▲
110 questions
Tagged
canny
×
326
views
1
answer
-2
votes
2015-07-17 06:30:23 -0600
thdrksdfthmn
Can OpenCV do these processing?
OCR
MSER
canny
connectedComponents
236
views
1
answer
-1
votes
2014-11-22 09:38:16 -0600
petititi
A way to ensure Canny runs in serial?
canny
serial
310
views
1
answer
-1
votes
2019-12-19 08:02:58 -0600
supra56
Good foreground segmentation methods apart from Canny
canny
edgedetection
segmentation
foregroundextraction
contour
1k
views
1
answer
no
votes
2012-10-12 02:15:13 -0600
Vladislav Vinogradov
Understand the memory managment while using imread() on allocated Mat
memory
canny
imread
3k
views
1
answer
no
votes
2012-10-31 16:00:32 -0600
Mahdi
High-level implementation of Canny
canny
sobel
edge-detection
python
9k
views
3
answers
no
votes
2012-12-17 04:35:18 -0600
venky
Gaps in canny-detected edges
canny
edge-detection
2k
views
1
answer
no
votes
2013-03-18 12:50:56 -0600
Dangthrimble
OpenCV4Android: Extracting a MatOfPoint from a Canny image for input into convexHull
android
convexHull
canny
java
1k
views
2
answers
no
votes
2016-01-27 18:15:52 -0600
SR
Clear path detection using edge detection
edge-detection
edgedetection
object-detection
objectdetection
canny
13k
views
1
answer
no
votes
2013-04-13 05:25:49 -0600
StevenPuttemans
images matching using canny edge detection algorithm
C++.OpenCV
canny
edge-detection
open-cv
252
views
1
answer
no
votes
2013-04-15 10:12:57 -0600
StevenPuttemans
Getting rid of tiled background
canny
background
android
AndroidOpenCV
BackgroundSubtractor
2k
views
1
answer
no
votes
2013-05-02 04:00:00 -0600
Guanta
Edge Change Ratio - Detect edge pixels using Canny's Algo
edgedetection
canny
EdgeChangeRatio
pixel
542
views
1
answer
no
votes
2013-05-04 02:28:17 -0600
AMP
Difference between frames after edge detection
javacv
canny
617
views
no
answers
no
votes
2013-08-30 02:47:03 -0600
CaseJnr
HoughLinesP not detecting all lines
houghlinesp
canny
lines
598
views
1
answer
no
votes
2013-09-12 01:03:47 -0600
Moster
Selecting a feature with many internal edges on a solid background
Convex
shape
solid
background
canny
edge
7k
views
1
answer
no
votes
2013-10-06 08:23:33 -0600
Guanta
Reduce line thickness - skeletonization and canny related
image-processing
canny
Skeletonize
Skeleton
1k
views
1
answer
no
votes
2013-12-04 09:30:02 -0600
Haris
access pixel values inside the detected object / c++
#opencv#c++
canny
566
views
no
answers
no
votes
2014-01-19 16:49:15 -0600
Hansg91
Canny edge detector without thresholds [closed]
canny
2k
views
2
answers
no
votes
2014-06-12 11:33:32 -0600
vibinvalsan
Distance measurement using canny edge detector.
canny
156
views
no
answers
no
votes
2014-06-14 01:42:49 -0600
the___doctor
Order of image manipulation [closed]
c++
canny
histogram
155
views
no
answers
no
votes
2014-06-21 01:45:37 -0600
the___doctor
Average Nearby Detected pixels into single point
canny
findContours
c++
3k
views
1
answer
no
votes
2014-09-18 01:30:23 -0600
Messina Vision Systems
Extracting features with unclean canny detection
c++
canny
feature-detection
feature-extraction
296
views
no
answers
no
votes
2015-01-18 04:00:16 -0600
Biswesh
What is best to use for hand gesture recognition for the mute people?
canny
classifier
BackgroundSub
140
views
no
answers
no
votes
2015-02-10 11:16:27 -0600
Speeder
How I get only the 'external' lines using HoughLinesP? [closed]
houghlinesp
canny
721
views
no
answers
no
votes
2015-04-01 10:42:17 -0600
Florian Castellane
Running the Canny filter on the GPU (error: ‘Canny’ is not a member of ‘cv::gpu’) [closed]
gpu
canny
356
views
no
answers
no
votes
2015-07-06 15:36:43 -0600
vitruvius
Measuring the dimension of different objects
measure
dimension
canny
feature-detection
689
views
1
answer
no
votes
2015-07-16 13:52:24 -0600
LBerger
How should I choose the shape of the structuring element for a morphological closing?
morphology
feature-detection
canny
contours
1k
views
1
answer
no
votes
2015-09-08 09:16:18 -0600
joe
Line detection method
canny
threshold
houghlinesp
qt
linedetection
145
views
no
answers
no
votes
2015-09-29 21:06:48 -0600
Bloc123
line detection [closed]
HoughLines
canny
threshold
494
views
1
answer
no
votes
2015-10-23 05:45:48 -0600
berak
canny apertureSize parameter doesn't work
canny
aperture
python
1k
views
1
answer
no
votes
2020-05-26 07:12:48 -0600
supra56
Triangle detection - Canny failing on corner [closed]
opencv
python
canny
approxPolyDP
1
2
3
4
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
canny
×30
edge-detection
×4
c++
×3
edgedetection
×3
feature-detection
×3
houghlinesp
×3
python
×3
android
×2
background
×2
threshold
×2
AndroidOpenCV
×1
aperture
×1
approxPolyDP
×1
BackgroundSub
×1
BackgroundSubtractor
×1
classifier
×1
connectedComponents
×1
contour
×1
contours
×1
Convex
×1
convexHull
×1
C++.OpenCV
×1
dimension
×1
edge
×1
EdgeChangeRatio
×1
feature-extraction
×1
findContours
×1
foregroundextraction
×1
gpu
×1
histogram
×1
HoughLines
×1
image-processing
×1
imread
×1
java
×1
javacv
×1
linedetection
×1
lines
×1
measure
×1
memory
×1
morphology
×1
MSER
×1
objectdetection
×1
object-detection
×1
OCR
×1
opencv
×1
open-cv
×1
#opencv#c++
×1
pixel
×1
qt
×1
segmentation
×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
×
