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Can't build opencv 2.4.11 with python

When I try to build opencv 2.4.11 with both c++ and python, an error comes up for python- Traceback (most recent call last): File "", line 1, in ImportError: No module named numpy.distutils The thing...

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drawning labeling components in a image opencv c++

I have the next image. ![original image](/upfiles/1483146466942221.png) I used the function connectedComponentsWithStats for find the components of the image. now i want draw only the components with...

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Can OpenCV 3.1.0 be set to capture an RTSP stream over UDP?

Using OpenCV for Java, I've been trying to connect to an RTSP server that will transport video over UDP. The code looks like: VideoCapture cam = new VideoCapture("rtsp://localhost:8554"); OpenCV sends...

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Split BGR into 3 separate images

I have used a couple of CV_32FC3 for processing and wish to convert one of the channels of each into CV_8UC1. I tried this: Mat imgMedR(157, 78, CV_16UC3) ; Mat imgMedL(157, 78, CV_16UC3) ; Mat...

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Can you use Openmv Camera on OpenCV

Hello I was wondering could the openmv camera be used on a robot with continuous rotating servo bot? Openmv camera link is here https://openmv.io/

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Dataset link

Has anybody provide VIPeR, ETHZ dataset link?

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Can someone explain me these terms (acceptanceRatio, HR, FA) in training haar...

![image description](/upfiles/14829994358928195.jpg)

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How to convert Mat data to byte data in Andorid by using OpenCV

I'd like to convert Mat data to byte data by using OpencV. My expected data format is the following: ex.) data =[112,113,0,1,0,225,........] →1,0,225 is one layer CV_8UC3 but my...

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How to detect a perfect black image?

Hi, This is my first post in this forum. I've written a color detection program for detecting Magenta color(only). But now I want to print a text when the magenta color is not present.Which means I...

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How to convert String data to byte data without Extra conversion

I asked a question a few hours ago , as the following but The intended question is changed. http://answers.opencv.org/question/120726/how-to-convert-mat-data-to-byte-data-in-andorid-by-using-opencv/ So...

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find contour opencv java

Hello, I want my program to input an image (attachment) ![image description](/upfiles/14832003891984046.jpg) and output a string like : - Question 1: box 2 checked - Question 2: box 1 checked -...

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Error building OpenCV 3.2 on Windows - missing unistd.h

I'm trying to build the latest version of OpenCV with CUDA and [extra modules](https://github.com/opencv/opencv_contrib) using CMake. I want CMake to generate a solution for Visual Studio 2017...

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inverse filter c++

Hello, I want to implement the Inverse filter which is basically F=G/H.here F is the restored image, G is the blurred image and H is the kernel that blurred the image after transformed by DFT. But...

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Broken Tutorial for Video Reading and Writing C++?

Hi I was trying to use this [tutorial](http://docs.opencv.org/2.4.1/doc/tutorials/highgui/video-write/video-write.html) to do some video manipulation with OpenCV, but the program there doesn't seem to...

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Top 7 Effective home Treatments For Reducing Eye Wrinkles

The body itself is miraculous. Over time, it replaces and/or repairs every cell their body, over and over again. As we age, the process becomes slower, but it doesn't stop, provided you take good...

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is there any way to detect shiny ball ?

Hi , I have an idea but I don't know is it possible or not. I think I can detect shiny ball but any way ... I have a silver shiny ball. How can i detect it using opencv with C++ or Python...

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How to use bilateral filter of opencv 2.4 in android

I want to use the bilateral filter of opencv 2.4 in an Android application. I am currently calling the function by `Imgproc.bilateralFilter(gray, gray, GLOBAL_ITER, GLOBAL_ITER*2, GLOBAL_ITER/2);`...

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Subwoofer Furzt, Lautsprecher Und Subwoofer

Weil sie ihn abblitzen ließ, hinterließ er ihr eine regelrechte Stinkbombe. Ich persönlich würde mich auch arg daran stören wenn mein Partner rein aus Provokation ständig pupsen würde und kann mir...

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Build OpenCV with OpenCL support

in CMake, I built OpenCV with OpenCL Enable ON(It automatically detected the `OPENCL_INCLUDE_DIR` path but the `OPENCL_LIBRARY` was empty, even after clicking config. for `OPENCL_LIBRARY` i don't see...

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Mlm Tips And Attracting The Right Clients

By time you finish looking over this article you will know exactly how to make money with any successful online home business job opportunity idea today. The secret of how to make money with one of the...

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