Opencv Android Draw Text Over Mat

Following is the syntax of this method.

Opencv android draw text over mat.

You can easily do it by following life2coding s tutorial on youtube. Copymakeborder src dst top bottom left right bordertype. Draw text with background opencv. You can add various borders to an image in using the method copymakeborder of the class named core which belongs to the package org opencv core.

Opencv 3 0 brings us a new dedicated algorithm class specific extremal regions used for text detection. The following examples show how to use org opencv imgproc imgproc rectangle these examples are extracted from open source projects. Forum and issue tracker. If you re a confident android developer but you need some information on opencv please have a look at the documentation and use the user support resources if needed.

On older devices i found it to be working not as smooth as i expected. This example can be the basic for many other projects using android text detection. Cv2 puttext image text org font fontscale color thickness linetype bottomleftorigin parameters. This chapter teaches you how toad borders to an image.

Opencv python is a library of python bindings designed to solve computer vision problems cv2 puttext method is used to draw a text string on any image. Text string to be drawn. First you need to setup your python environment with opencv. It is the image on which text is to be drawn.

My last tutorial was on how to install and use opencv library in android project. And do not forget to look into tutorials they will help you to quickly understand what you can easily accomplish with opencv. In this tutorial i will show you how to draw different style text on images using opencv library and python coding. You can vote up the ones you like or vote down the ones you don t like and go to the original project or source file by following the links above each example.

Linking opencv 3 with python 3. This tutorial will partly depend on it since i will not explain the steps involved in setting up opencv in android project again.