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Showing posts with the label Opencv4android

How To Sort List Of Matofpoints According To Contour (x,y)

I have a list that contains MatOfPoints which are nothing but contours that I detected from a image… Read more How To Sort List Of Matofpoints According To Contour (x,y)

Execution Failed For ':app:ndkbuild'. Process 'command Ndk-build.cmd' Finished With Non-zero Exit Value 2

I have been stuck on this problem for 2 days and have tried out all possible solutions given on sta… Read more Execution Failed For ':app:ndkbuild'. Process 'command Ndk-build.cmd' Finished With Non-zero Exit Value 2

Why Isn't Inrange Function Detecting Blue Color When I Have Given It The Entire Possible Hue Range For The Blue Color?

On the website colorizer.org, they have an HSV range of H=0-360, S=0-100, V=0-100. We are also awar… Read more Why Isn't Inrange Function Detecting Blue Color When I Have Given It The Entire Possible Hue Range For The Blue Color?

Parallel Processing With Camera2 Api Android And Opencvcamera2

I am developing an app where I want to process each frame from the camera and apply some Image proc… Read more Parallel Processing With Camera2 Api Android And Opencvcamera2

Retrieve Exact Rgb Value From Touch Event In Camera Preview

I've been working on an Android app that simply needs to retrieve and display the coordinates a… Read more Retrieve Exact Rgb Value From Touch Event In Camera Preview

What Version Of Libpng Is Used In Different Versions Of Opencv?

In my application I am reading .png images and doing some processing. The output with OpenCV 2.4.9 … Read more What Version Of Libpng Is Used In Different Versions Of Opencv?

Unable To Create Descriptormatcher In Opencv 3.2 - Android

I'm running the following openCV code in Android: FeatureDetector detector = FeatureDetector.cr… Read more Unable To Create Descriptormatcher In Opencv 3.2 - Android

No Implementation Found For Void Org.opencv.core.Core.rotate_0

I build the OpenCVLib taught by here and done necessarily stuff in the OpenCVLib to call this in ma… Read more No Implementation Found For Void Org.opencv.core.Core.rotate_0