Roy Shilkrot royshil

🐢

Coding

I develop free software and believe in sharing knowledge. youtube.com/@royshilk

royshil / custom-width-sidebar.html

Created January 27, 2016 12:07

Custom width sidebar with Bootstrap3 container-fluid main

	<html>
	<head>
	<!-- Latest compiled and minified CSS -->
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">

	<!-- Optional theme -->
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css">
	</head>
	<body>

royshil / CompressYUYV2JPEG.cpp

Created January 14, 2016 20:29

Example of converting a YUYV buffer to JPEG using libJPEG

royshil / SimpleAdHocTracker.cpp

Created March 15, 2015 18:21

Ad-Hoc AR tracker from a planar scene without need for markers

royshil / ProgressBar.java

Last active August 29, 2015 14:16

	/*
	This is the Tapestry component to communicate with the javascript
	*/

	package com.yourpackage.components;

	import org.apache.tapestry5.BindingConstants;
	import org.apache.tapestry5.ComponentResources;
	import org.apache.tapestry5.Link;
	import org.apache.tapestry5.MarkupWriter;

royshil / SimpleARQGLViewer.cpp

Created February 16, 2015 19:31

Augmented Reality application with QGLViewer

	/*
	* SimpleARQGLViewer.cpp
	* Creating an AR application with QGLViewer
	*
	* Created by Roy Shilkrot on 2/16/2015
	* Copyright 2015 Roy Shilkrot. All rights reserved.
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights

royshil / OGL_OCV_common.cpp

Created February 16, 2015 17:16

OpenCV OpenGL common interop: OpenCV Mat to OpenGL texture, 2D drawing of textures

	/*
	* OGL_OCV_common.cpp
	* Common interop between OpenCV and OpenGL
	*
	* Created by Roy Shilkrot on 2/16/2015
	* Copyright 2015 Roy Shilkrot. All rights reserved.
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights

royshil / SimpleVideoStabilizer.cpp

Last active May 8, 2024 05:49

A simple video stabilizer in OpenCV, based on goodFeaturesToTrack, calcOpticalFlowPyrLK and estimateRigidTransform.

	#include <opencv2/core/core.hpp>
	#include <opencv2/highgui/highgui.hpp>
	#include <opencv2/features2d/features2d.hpp>
	#include <opencv2/imgproc/imgproc.hpp>
	#include <opencv2/video/video.hpp>
	#include <iostream>

	using namespace cv;
	using namespace std;

royshil / OpenCV_Vertical_RLE.cpp

Created January 21, 2015 00:34

Run Length Encoding (vertical) on an OpenCV uchar Mat

	#include <opencv2/opencv.hpp>
	using namespace cv;

	/**
	* Compute RLE.
	* RLE is encoded in a vector of vectors of (run length, value).
	*
	* @param patch_ the 8UC1 image to work on
	* @param whichWay by which dimension? rows = 0, columns != 0
	*/

royshil / SimplestColorBalance.cpp

Created January 14, 2015 07:00

	/// perform the Simplest Color Balancing algorithm
	void SimplestCB(Mat& in, Mat& out, float percent) {
	assert(in.channels() == 3);
	assert(percent > 0 && percent < 100);

	float half_percent = percent / 200.0f;

	vector<Mat> tmpsplit; split(in,tmpsplit);
	for(int i=0;i<3;i++) {
	//find the low and high precentile values (based on the input percentile)

royshil / SoundUtils.cpp

Created October 13, 2014 07:08

This is a simple Qt wrapper around SoundTouch - a very nice Audio Time-Scale library.