Android undefined reference to 'cvUpdateMotionHistory'
I am trying to use opencv source code from Windows in Android. So I want to use native C/C++ opencv code in android. I followed this tutorial to do it :...
View ArticleConvert grayscale cv::Mat to PIX
How should I convert opencv grayscale Mat to leptonica's PIX format. Also elaborate on converting an cv::Mat image.data to leptonica's PIX* p; p->data; How should I use bitwise operations along...
View Articlemat transpose .t() a Nx2 mat gives me a 1x2N output.
Hi a Nx2 mat variable ***temp*** that has form [a,b; c,d; e,f; ...,...] in `cout<
View ArticleHow to send opencv video's to ffmpeg
I m trying to send the processed opencv Mat as video to ffmpeg. I m encoding the frame and writing it to std output and then piping it to ffmpeg. Here is my code. **C++:** if(!cap.isOpened()) { cout...
View Articlesave png with imwrite() - read access violation
Hey there, I already searched everything I could but only found similar problems, not a single proper solution. What I'm using: Win7 x64, QT 5.5.1 x64, VS2013 as compiler, opencv 3.1 x64 (precompiled...
View ArticleTo find available algorithms in your version of OPENCV?
hello everyone, i want to see available algorithms in my OPENCV version 2.4.1 for that i have written a code below vector algorithms; Algorithm::getList(algorithms); cout << "Algorithms: "...
View ArticlewarpPerspective Transform Matrix type ?
I am using opencv on C++. I am quite new at Opencv, and I think that my problem should be easy to solve ... thank you for your help. I don't understand what should be the data type of the...
View ArticleDetecting a sequence of colors
Hello all, I have done very, very little with opencv, but a part of my current project requires its use, so I wanted to consolidate ideas about how to accomplish it before I get there. In short, I...
View ArticleSeparating overlapping object
Somebody can help me to separating that object ? 
View ArticleWest coast OpenCV/Tesseract developers?
I'm looking for an OpenCV developer near Washington State to help with reading forms. Experience with Tesseract preferred.
View Articleimread jpeg
Hello Everyone, I have my first project with opencv, and I have a idea to save faces To database with encode base64 Now my question, How can I read image direct from content raw/memory. I am using now...
View ArticleOpenCV2.4 VideoWriter Create single frame video out of image file
http://stackoverflow.com/questions/37359374/opencv2-4-videowriter-create-single-frame-video-out-of-image-file int main() { //simple example I came up with to test out my understanding of the library...
View Articlevideocapture reads the same frame differently on multiple calls
Hi, I am new to the forum. I have started using Opencv with Java a few weeks ago. In my program I use videocapture to read frames from an avi file. Yesterday I have noticed that, over different runs...
View ArticleLSH matching save and load
Hi; I'm using LSH for binary descriptor matching In order to save the processing time ; I would to perform the training step at once and save the index in a file for the next query. How can do that ?...
View ArticleSeperate touching Objects
What is the best way to quickly seperate two close objects?  For example those two rectangles are so close, their shadows overlap and get very dark....
View Articlehttp://www.supplements4us.com/king-size-male-enhancement/
Try using these tools and changing the way you eat to include a balance of nutrients to help you build muscle. King Size Male Enhancement Drink water before, during and after a workout. Attempting to...
View ArticleOpenCV 3.1.0 contrib fails to build on ARM64
Building on ARMV8 platform I get: [ 29%] Building CXX object modules/dnn/3rdparty/protobuf/CMakeFiles/libprotobuf.dir/src/google/protobuf/descriptor.cc.o In file included from...
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Kraig Strom site information for 2016
There are gas and electric ones, along with electric augers that stick to a rechargeable drill. This particular lake might be more of your pulling water with small woolly buggers on floating and...
View Articlewhat is the different between 2.4.13 and 3.1?
the version of 3.1 is newer than 2.4.13 which is published later. who is more functions?
View ArticleQuerying an empty camera result differs in OpenCV 2.4.9 vs. 3.0.0
Hi there, I am a non-expert OpenCV user. I am using OpenCV through ITK due to some constraints of my task. I am using OpenCV 2.4.9 and OpenCV 3.0.0 under a 32-bit Windows environment. My PC is...
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