Is OpenCv 3.0 compatible for VS 2015
Need to configure the setting for OpenCv for VS2015 as it require C++ for making directory files and other setting for same 32 and 64 bit.
View Articlestrategy to build asynchronic subpixel registration analysis
Hi, I am analysing set of images for subpixel image shifts. I have code which essantially loops through: loop(){ - read binary image, send it to GpuMat/cuda //next 2 points are based on dft,...
View Articlecross-correlation of 2 same sized images
Is there a way to compute full cross-correlation (or phase correlation) for two images of same size? -resulting image should be same size as 2 source images. Convolution will only give me one pixel...
View ArticleObject detection and tracking
I have a function to detect an object held by a person but it is slow. top_left_x, top_left_y, bottom_right_x, bottom_right_y = self.segment_image(depth_image_raw,cv_image) I would like to do tracking...
View ArticleCan I use OpenCV to compute the turning angle of video in real time?
Hi, I am wondering is there any way that I can compute the turning angle of the camera if I record a video while the camera is turning? Thanks a lot!
View ArticleFind markers in image vb.net / C#
Need info and guides to how to find marker in a image with vb.net / c#. The marker is 5x5 and need to handle rotation. But no need for failsafe. What is the biggest number it can hold?
View ArticleMatching HOG Images with OpenCV in C++
I have currently implemented a way to calculate HOG descriptors using cv::HOGDescriptor() . I have done this for two images and calculated a similarity index between the two images using a basic...
View ArticleHow do I get PROPID video capture parameters to work?
I am new to python and openCV. I am using Python 3.4 and opencv(64 bits). My question is about property identifier parameters such as CV_CAP_PROP_FRAME_WIDTH, or CV_CAP_PROP_FRAME_HEIGHT for video...
View ArticleStitcher in openCV 3.0
Hi there, dealing with the stitcher module in openCV 3.0 (newest checkout from GitHub), Win7 32bit and VS 2013, and searching this forum I did not find a reasonable answer yet. A straighforward...
View ArticleSudden linker error with GCC 5.2.0
I am using OpenCV 2.4 in a project and up to GCC 5.1.0 I had no problems with compiling. Suddenly, after installing GCC 5.2.0 (from source) I get a linker error for some of the OpenCV functions. The...
View Articlecannot find -lopencv_core
Hi, I am new to openCV programming. I am currently programming a Beagleboard-xm. I used a simple c++ file which needs to load a image and convert it to black and white, but I always get the same...
View ArticleObject outline and color analysis best approach
I am new to OpenCV and looking for some general guidance on how to proceed from the point I am at. I am trying to make a program that can tell me what kind of weapon a video game character is holding....
View ArticleUnhandled exception from opencv_core249.dll when returning main end
Hi. I've created a recognition system's stages and it's fine until I load an image which has different width of the others (first ones have small width than 1000 pixels with no error but last three...
View ArticleWhat is the best Opencv utility to compute and compensate for camera motions
Hi, I am trying to compensate camera shakes/motion. I am therefore looking at Opencv utilities that can compute mainly translation shifts between a series of images with respect to a reference frame. I...
View Articlehow to save histogram in python?
Hello , I get my hist by the following code ,and I want to save the result to file or database so next time I can load it without re-computing.I have tried python's pickle dumps and josn but they will...
View ArticleOpenCV Unspecified error - cvShowImage
Under Ubuntu 15.04 I am getting the following error: **************************************** OpenCV Error: Unspecified error (The function is not implemented. Rebuild the library with Windows, GTK+...
View ArticleSVM training for 2 days, not done yet
Hi, I Have started to train a SVM 2 classes classifier (nu_svm, poly kernel) two days ago and it is still training today. I have used 2 classes of 1008 positives and 1012 negatives of 70x16 pixels,...
View ArticleCore.circle is not recognized in Android. Has it been removed/renamed in the...
Core.circle is not recognized in Android. Has it been removed/renamed in the latest version of openCV?
View ArticleHow i can eleborate the Array of Contours?
Hi, I have a problem: done the recognition of a particular color, and make the countours, i would like take the point of countours that are positioned on the top of the image. I need this point (x, y,...
View ArticleOpenCV & Eclipse/MinGW under Win 7 64b
Dears, I have latest tools installed on my Win 7 64b machine - Eclipse-Mars - CMake 3.3.1 - MinGW c:\>g++ --version g++ (GCC) 4.8.1 - OpenCV latest source from https://github.com/Itseez/opencv I...
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