Real-time image detail enhancement implementing on multi-core DSP platform

Guodong Wang, Yue Cheng, Lei Zhang, Zhengjun Zhai

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Image detail enhancement is of wide application in image processing fields. In order to gain a better performance for detail enhancement, the computing cost is normally very large. Thus, it's unacceptable in real-time applications, such as video enhancement. In this paper, we propose a novel parallel framework for reliable real-time image detail enhancement based on recent proposed Gradient Domain Bilateral Filter (GDBF) which is realized on a multicore DSP platform: TMS320C6678. With the implement of parallel enhancement method, not only image base layer and detail layer are rapidly separated, but also the detail layer is further enhanced. Furthermore, the implementation of the parallel framework employs fix point programming instead of float point. With a bit-shift strategy for input image data, the computing precision is well satisfied. Experimental results show that our proposed framework outperform available state-of-the-art one, the processing time for 1080p image is less than 30ms. It is a good candidate for real-time image detail enhancement based on the multi-core DSP.

Original languageEnglish
Title of host publicationProceedings - 16th IEEE/ACIS International Conference on Computer and Information Science, ICIS 2017
EditorsXiaohui Cui, Shaowen Yao, Simon Xu, Guobin Zhu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages763-768
Number of pages6
ISBN (Electronic)9781509055074
DOIs
StatePublished - 27 Jun 2017
Event16th IEEE/ACIS International Conference on Computer and Information Science, ICIS 2017 - Wuhan, China
Duration: 24 May 201726 May 2017

Publication series

NameProceedings - 16th IEEE/ACIS International Conference on Computer and Information Science, ICIS 2017

Conference

Conference16th IEEE/ACIS International Conference on Computer and Information Science, ICIS 2017
Country/TerritoryChina
CityWuhan
Period24/05/1726/05/17

Keywords

  • Bilateral filter
  • DSP
  • Detail enhancement
  • Parallel computing

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