OpenCV (Open Source Computer Vision Library)

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OpenCV using Code::Blocks, shared library errors

I've installed openCV and followed these steps to configure my Code::Blocks. I am getting these errors: By the way: I've tried ldconfig and creating a opencv.conf file through this.
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Not able to install opencv 2.4.9 on raspberry pi 2 model B (jessie) [closed]

I am trying to install openCV 2.4.9 on raspberry pi 2 but facing some error regarding libtiff4-dev image format. Trying to install libtiff4-dev I have tried with 'libtiff5-dev' also but it is not ...
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69 views

Missing write permissions in home/user/anaconda2

I am trying to install opencv using the command conda install opencv This command worked on my laptop, but i am getting following error when I try it on my desktop computer. Both systems are ...
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Install OpenCV 3.0.0 on eclipse - Ubuntu 14.04 32bit

I am trying to install OpenCV 3.0.0 on eclipse. I followed this guide to build OpenCV and now I am trying to install it on eclipse using this guide. The problem is, there is no Java folder inside the ...
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How do I resolve dependency issues when installing Emgu CV on Ubuntu 15.10?

I need to install Emgu CV, a .NET wrapper for OpenCV, for my robotics programming class at the instructor's request. The documentation for this software indicates that it is cross-platform and can be ...
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opencv compiling error ippicv

When I write this to terminal: g++ LATCH_match.cpp -std=c++11 $(pkg-config opencv --cflags --libs) I've got an error like this: /usr/bin/ld: cannot find -lippicv collect2: error: ld returned 1 ...
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Where can I find compiled binaries of OpenCV for Ubuntu?

I tried compiling OpenCV libraries several times and every time an error occurs or the jar file for java is not generated. So is there a precompiled version available?
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40 views

BeagleBoard xM with ubuntu 12.04 and opencv slow with face detection

I have an issue and I would appreciate it if someone could help. I am running ubuntu 12.04 on a beagleboard xm. I have also installed opencv. Now I need to run an application which performs face, eyes ...
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23 views

Face point annotation tools

Are there any face point annotations tools to generate face alignment coordinates? Something like this http://ibug.doc.ic.ac.uk/resources/facial-point-annotations/
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Opencv using different header files version and different libraries version

I am new to Ubuntu and OpenCV. Apologies for my amateurishness. I think I messed up OpenCV installation. I had installed OpenCV 2.4 months back. The installation was successful (built openCV from ...
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how to use zebronics zeb-1000 or other tv tuner in ubuntu?

I have a zebronics zeb-1000 tv tuner of which drivers are limited to windows platform only. Is there any way to use this tv tuner in ubuntu-14.04? On lsusb : i am getting : Bus 002 Device 005: ID ...
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34 views

program in not running completely

I have written a program to count no of cars from the captured video. I have installed opencv and cvblob, raspbian wheezy OS on raspberry pi 2. The problem I am facing is "During run time the program ...
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1answer
66 views

libopencv installation does not work

I am working with Ubuntu 14.04. I wanted to upgrade to the latest version of OpenCV and following some other posts, executed following command to remove the previous version sudo find / -name ...
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2answers
475 views

OpenCV with CUDA on Ubuntu 14.04 installation error

When I try to install opencv with CUDA 7.0 on Ubuntu 14.04 it returns the same error message. I'm running cmake with the following command cmake -D CMAKE_BUILD_TYPE=RELEASE -D ...
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30 views

Is java binding included in opencv ubuntu package?

searching for opencv package with apt-cache search opencv i found libcv2.4 and the pyton binding python-opencv Do you know about a java binding package?
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OpenCV compilation error

I am installing OpenCV 2.4.11 on my Ubuntu platform. It has been build. But on compiling it shows an error: Linking CXX shared library ../../lib/libopencv_core.so /usr/bin/ld: skipping ...
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37 views

Error on running Grayscale using Opencl c++

I am new to OpenCL so I have been working on some simple OpenCL C++ programming. I have written a code on Gray scaling using OpenCL and OpenCV. It has been compiled properly, but on run it gives me ...
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109 views

Opencv Compilation error for arm target on ubuntu 14.04

On Compiling opencv 2.4.11 on the ubuntu 14.04 for an arm platform , I received the following error: - make[2]: * [3rdparty/lib/libzlib.a] Error 2 make[1]: * [3rdparty/zlib/CMakeFiles/zlib.dir/all] ...
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70 views

OpenCV-2.4.* seems to be broken under Ubuntu-14.04

If I try to compile a small opencv test program under Ubuntu the linker can't resolve the symbols. The programm is: root@lynx:/root(13)# cat ~rose/Txt/projects/OpenCV/Examples/cv_version.c #include ...
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133 views

How to install OpenCV 3.0.0 and 2.4?

I know that a lot of questions have been posted regarding the installation of OpenCV, but right now I need to install both OpenCV 2.4 along with OpenCV 3.0.0 Since there are a lot of research codes ...
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91 views

How to kill nvidia-installer-cleanup

I was installing CUDA 6.5 on debian jessie 8 with GTX 970 GPU. Unfortunately I am getting the following error. I tried a lot to kill the package manager but till now no luck. Here is the error. The ...
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installing opencv ubuntu 14.04

I have tried several ways to install opencv , finally I tried the answer to installing opencv full of no this is the output linaro@linaro-nano:~$/home/linaro/downloads/install_opencv_latest.sh ...
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libopencv_hal.a doesn't exist

I'm trying to install iai_kinect2 package on ROS inside catkin_ws. When I make catkin_make, I encounter the following error: CMake Error at /usr/local/share/OpenCV/OpenCVModules.cmake:117 (message): ...
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118 views

apt-get install cinnamon forces install of python-opencv

I recently uninstalled the libopencv/python-opencv packages using apt in order to install a more recent version manually. But for some odd reason when removing python-opencv it uninstalled cinnamon ...
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How can I use OpenCV 3.0 without overwriting my current version of OpenCV (2.4.8) on Ubuntu?

I'm working with ROS indigo on Ubuntu 14.04 LTS, which automatically installs OpenCV 2.4.8 on my Linux machine. I'm very new to how Ubuntu works, so I really don't want to mess with the OpenCV that's ...
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OpenCV installation dependencies issue

I am trying to install OpenCV on ubuntu 14.04. The installation document asks to run a few commands before installaion of OpenCV. I get the following error when running it: ...
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1k views

unable to locate package libfaac-dev

I'm trying with installing-opencv-2-4-9-in-ubuntu-14-04 in a tutorial.. sudo apt-get install build-essential libgtk2.0-dev libjpeg-dev libtiff4-dev libjasper-dev libopenexr-dev cmake python-dev ...
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271 views

libfreetype6-dev : Depends: libfreetype6?

I'm trying to install opencv on ubuntu 14.04 embedded Zynq SoC processor linaro@linaro-nano:~$ sudo apt-get update Ign http://ports.ubuntu.com trusty InRelease Ign ...
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208 views

Unable to locate package libpango1-dev

I'm using Ubuntu 14.04 , OpenCV 3.0.0, this is the list of commands and errors to try my opencv library after being installed linaro@linaro-nano:~/opencv/samples/cpp$ ./cpp-example-facedetect ...
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83 views

Where is OpenCV installed?

I have followed this guide to install OpenCV 2.4.8 OpenCV documentation says that I should find OpencV usr/local/include/opencv/ yet I find nothing. Can someone tell me where to find the installed ...
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Error when executing an example in Ubuntu 14.04 with OpenCV

I have installed OpenCV 3.0 and built the samples, but I get the following error when trying to execute one: (process:3201): Gtk-WARNING **: Locale not supported by C library. Using the ...
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How to compile source which needs -lopencv_contrib on Ubuntu?

I want to compile this code I installed glut via sudo apt-get install freeglut3 freeglut3-dev To install OpenCV, i run a script from this page, went to build subfolder of OpenCV and run make install ...
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306 views

How to disable cuda and nvidia when install opencv

I am using ubuntu 14.04 version 64 bit. I install nvidia driver and cuda before. Now. I want to install opencv from source file. I don't want to install cuda and nvidia again (as I know opencv have ...
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411 views

openCV-2.4.9 'make' error

I want to install openCV-2.4.9 on Jetson TK1. Environment of this is Ubuntu 14.04. I refer to http://www.sysads.co.uk/2014/05/install-opencv-2-4-9-ubuntu-14-04-13-10/ In this process I had the error ...
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building caffe: failed to see hdf5.h

Hello caffe is a lib for deeplearning. When trying to build that lib under 15.04, the compilation fails with the message: :~/App/caffe$ make all PROTOC src/caffe/proto/caffe.proto CXX ...
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Two webcams of the same model are not working

I've been developing a dual webcam system for stereoscopic purposes, in a linux enviroment, using c++ with the opencv library The ideal setup would be with 2 webcams of the same model, but it didn't ...
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2k views

Unable to insall libgtk2.0-dev on ubuntu 12.04

I am using opencv 3 on ubunut 12.04 and while displaying an image the error message asks me to build the library with libgtk2.0-dev. I tried sudo apt-get install libgtk2.0-dev but I get the following ...
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Ubuntu 14.04 OpenCV3 ffmpeg or libav dependencies

I need to install OpenCV on Ubuntu 14.04 to work with Python3 but the only version that is compatible is OpenCV3 which is at 3.0 RC1 http://opencv.org/downloads.html Following installation ...
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error capture ueye XS - opencv

I'm new in this forum, I hope someone can help me cuz I'm close to get crazy. I'm working in my dissertation, and I'm having a hard time with this issue. I capture images with a camera (IDS uEye XS - ...
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Installing OpenCV 2.4.10 in Ubuntu 14.10

I'm trying to install the Opencv ruby gem. I learned from http://stackoverflow.com/questions/20833485/not-able-to-install-ruby-opencv-gem that the gem requires the previous release of Opencv. I've ...
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C920 + OpenCV and VLC resolution problem

I am trying to use one webcam Logitech C920 with OpenCV to record videos and the resolution recorded is 640x320. I already tried to change the resolution with .set(CV_CAP_PROP_FRAME_WIDTH,1280) but it ...
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512 views

g++:error: `pkg-config --cflags --libs opencv`: No such file or directory

I run a program like this: g++ begueradj.cpp -o begueradj`pkg-config --cflags --libs opencv` I want to run the above command line from a Python file test.py: import subprocess ...
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480 views

How do I update OpenCV in Ubuntu 14.04?

I need to update my OpenCV version. What’s the easiest way to do this?
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112 views

libopencv_features2d.so.2.4 present in /usr/local/lib but executable needs libopencv_features2d.so.2.3

I am a newbie so if this question has been previously asked or it is too rudimentary, please go easy on me and be helpful. I have installed opencv-2.4.0 and now I am working on terrain classification ...
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Sorry, the application ld.bfd has stopped unexpectedly

I am making opencv-2.4.11, and when I make, eventually in the make process, I get a pop up saying "Sorry, the application ld.bfd has stopped unexpectedly", and I get a make error(make: ***[all] Error ...
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341 views

Unable to install opencv on 12.04

I want to OpenCV it for image processing in a line tracer robot using camera. I want to install openCV on my 64-bit laptop with ubuntu 12.04 2GB Nvidia card. I tried the command: sudo apt-get ...
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2k views

Python - problem importing OpenCV?

If I run the following I see that OpenCV is installed: $ pkg-config --modversion opencv $ 2.4.10 I have it installed in a virtual environment but when I try to import the cv2 module I get an error: ...
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94 views

crash while compiling opencv

I'm currently trying to install opencv-3.0.0 on ubuntu 14.04 as per these instructions: http://docs.opencv.org/doc/tutorials/introduction/linux_install/linux_install.html Everything works fine until ...
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156 views

Error Installing OpenCV

Using the instructions found at the official sites documentation, I'm getting an error while trying to install required packages with the command: sudo apt-get install cmake git libgtk2.0-dev ...
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Simple OpenCV program crashes

I am currently having a problem. I am following the instructions given in this book "OpenCV 2 Computer Vison Application Programming Cookbook" for creating a simple image display program in OpenCV ...