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41 questions
Tagged
nonfree
×
1k
views
2
answers
no
votes
2012-12-06 06:28:42 -0600
Cristina
Feature Matching with FLANN - Exception on "nonfree_init.cpp"
flann
nonfree
feature
SURF
opencv
matching
2k
views
2
answers
2
votes
2013-02-23 08:35:28 -0600
SR
KeyPoint size
keypoint
features2d
SIFT
nonfree
2k
views
2
answers
no
votes
2013-05-23 05:12:34 -0600
lanshan317
How to build and integrate nonfree modules for Android?
nonfree
SIFT
SURF
2k
views
2
answers
no
votes
2013-08-23 05:25:12 -0600
FLY
What is the non-free functions in opencv?
nonfree
4k
views
2
answers
no
votes
2014-05-15 08:41:01 -0600
Y Simson
Featuretracker: OpenCV has been compiled without SIFT support
nonfree
SIFT
SURF
hybridtrackingsample
751
views
2
answers
no
votes
2019-09-21 02:42:38 -0600
LBerger
RPi 3B+ setting OPENCV_ENABLE_NONFREE:BOOL=ON does not enable "non-free algorithms" after cmake
nonfree
cmake
build
RaspberryPi3
8k
views
1
answer
4
votes
2012-07-17 09:00:14 -0600
Kirill Kornyakov
2.4.2 Android - missing nonfree package
android
2.4.2
nonfree
SURF
10k
views
1
answer
1
vote
2013-02-12 00:58:12 -0600
Bomber19
SIFT-Descriptor
SIFT
nonfree
features
1k
views
1
answer
no
votes
2013-04-23 07:55:39 -0600
Nyenna
How to replace SURF with FREAK in Features2D + Homography example??
nonfree
android
SURF
freak
homography
773
views
1
answer
1
vote
2014-06-09 03:18:21 -0600
Y Simson
Object detection without nonfree
nonfree
ORB
ORBFeatureDetector
11k
views
1
answer
1
vote
2014-08-28 08:22:59 -0600
berak
3.0 alpha missing nonfree package
nonfree
5k
views
1
answer
1
vote
2014-10-23 03:54:08 -0600
berak
Non-free feature detectors in 3.0
nonfree
3.0
520
views
1
answer
no
votes
2014-11-14 17:33:14 -0600
FooBar
Where is the nonfree module in version 3.0 alpha/beta?
nonfree
9k
views
1
answer
no
votes
2015-02-24 04:55:49 -0600
alaa
Using SIFT/SURF for feature extraction using opencv on android in Android Studio
SIFT
SURF
android
studio
nonfree
465
views
1
answer
no
votes
2015-03-05 07:23:26 -0600
thdrksdfthmn
Why the module is called nonfree?
nonfree
1k
views
1
answer
no
votes
2015-03-16 04:08:58 -0600
victorp
OpenCV 3.0.0 beta - Use common interface with SURF
3.0.0-beta
SURF
nonfree
xfeatures2d
1k
views
1
answer
no
votes
2015-06-26 14:50:18 -0600
LBerger
non free module in opencv3.0 and implementing SURF
cvExtractSurf
nonfree
615
views
1
answer
no
votes
2015-07-06 03:44:11 -0600
maystroh10
not able to include non free OpenCV 3.0
Opencv3.0
nonfree
xfeatures2d
3k
views
1
answer
no
votes
2016-01-29 00:13:20 -0600
zshn25
error: ‘create’ is not a member of ‘cv::FeatureDetector {aka cv::Feature2D}’ Ptr<FeatureDetector> detector = FeatureDetector::create("SURF") and some compiling errors for OpenCV sample code
c++
compile
sample
nonfree
384
views
1
answer
no
votes
2015-12-03 07:56:15 -0600
m_ilin_d_l
Cannot build openCV 3 on Debian 8
build
nonfree
633
views
1
answer
no
votes
2016-04-15 02:55:28 -0600
strann
Module nonfree - Features2D + Homography to find a known object - OpenCV 3.1
nonfree
SURF
RANSAC
1k
views
1
answer
no
votes
2016-09-16 02:33:18 -0600
Eduardo
features2d - xfeatures2d - nonfree differences in OpenCV 3.1.0
xfeatures2d
features2d
DAISY
nonfree
patent
License
964
views
1
answer
no
votes
2017-01-20 01:39:43 -0600
Helios
Building with SURF_CUDA
SURF
CUDA
gpu
xfeatures2d
nonfree
200
views
1
answer
no
votes
2017-06-29 04:06:01 -0600
berak
HOW TOP NONFREE RUN
nonfree
41k
views
1
answer
1
vote
2019-11-07 16:14:21 -0600
stiv-yakovenko
How can I "Set OPENCV_ENABLE_NONFREE CMake option and rebuild the library in function 'create'"?
c++
SURF
nonfree
2k
views
no
answers
no
votes
2013-07-26 20:16:14 -0600
rednaks
nonfree features2D headers
nonfree
133
views
no
answers
no
votes
2014-03-18 03:28:07 -0600
Bomber19
SURF Descriptor Length
nonfree
SURF
#feature-detection
1k
views
no
answers
no
votes
2014-06-20 15:49:22 -0600
GermanGiant
cv2.error: OpenCV was built without SURF support (Linux/Python)
SURF
cv.ExtractSURF
linux
nonfree
python
168
views
no
answers
no
votes
2014-07-02 14:26:07 -0600
piorkowskip
OCL Sift descriptor
#sift
#OpenCL
nonfree
115
views
no
answers
no
votes
2014-08-20 06:43:58 -0600
brain_vision
-DBUILD_opencv_nonfree:BOOL="1" has no effect in 3.0? [closed]
nonfree
opencv-3.0
1
2
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