Acceleration of Retinex Algorithm for Image Processing on Android Device Using Renderscript

The popularity and availability of Android devices have motivated researchers to implement their image processing systems on Android mobile platform. Retinex is considered as an effective method to restore the image’s original appearance and used as a pre-processing step in many computer vision appl...

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Bibliographic Details
Main Authors: Le, Duc Phuoc Phat Dat, Tran, Duc Ngoc, Hussin, Fawnizu Azmadi, Yusoff, Mohd Zuki
Format: Conference or Workshop Item
Published: 2013
Online Access:http://eprints.utp.edu.my/11977/1/Acceleration%20of%20Retinex.pdf
http://eprints.utp.edu.my/11977/
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Summary:The popularity and availability of Android devices have motivated researchers to implement their image processing systems on Android mobile platform. Retinex is considered as an effective method to restore the image’s original appearance and used as a pre-processing step in many computer vision applications. It would give a lot of benefits to implement Retinex on such portable system and optimize it for real-time performance. This is a challenge because of limited computational power and memory of the portable system. This paper presents an implementation of rsRetinex, an optimized Retinex algorithm by using Renderscript technique. The experimental results show that rsRetinex could gain up to five times speedup when applied to different image resolution.