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Relight allows you to applpy RTI (Reflectance Trasformation Imaging), also known as PTM (Polynomial Texture Mapping, a special case of RTI) to a dataset of images captured from the same point of view but different lighting conditions. For the impatient, just follow the tutorial

Overview

Relight is a GUI application that assists you in processing the dataset, relight-cli is a command line programs to process the RTI dataset, in the scripts folder you can find python and bash scripts to automate steps as normal computations and web format conversions.

Table of contents

• Install

• Tutorial

• Capture image sets to create RTI.

• Preprocessing image sets: alignment, white balance etc.

• Light directions estimation using balls or domes.

• RTI basis: which one is the best?

• RTI formats: offline and web friendly formats.

• RTI viewers: how to inspect and publish an RTI.

• RTI panorama: very high resolution RTI using multiple datasets.