Protection modes for segmented video streaming over broadband wireless

Laith Al-Jobouri*, Martin Fleury, Mohammed Ghanbari

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Abstract

Segmented or data-partitioned H.264/AVC codec video streaming separates-out important information from the compressed bitstream and places it into separate packets. Because of the damaging impact of error bursts on real-time video streams, it has become common to apply application-layer forward error correction (FEC) for transport over broadband wireless access networks, herein IEEE 802.16e. In this paper an adaptive FEC scheme using Raptor coding is applied to segmented video. The paper sets out to answer the question whether equal or unequal error protection is preferable in that situation. Though UEP offers a reduction in bitrate there are multiple dB gains in video quality, which will prove attractive to end-users, if equal error protection is provided. Overhead from using EEP rather than UEP was found to be about 1% of the overall bitrate.

Original languageEnglish
Title of host publicationProceedings of 2011 4th Joint IFIP Wireless and Mobile Networking Conference, WMNC 2011
EditorsZoubir Mammeri
Place of PublicationPiscataway
PublisherIEEE
Number of pages6
ISBN (Electronic)9781457711930, 9781457711916
ISBN (Print)9781457711923
DOIs
Publication statusPublished - 12 Dec 2011
Externally publishedYes
Event2011 4th Joint IFIP Wireless and Mobile Networking Conference - Toulouse, France
Duration: 26 Oct 201128 Oct 2011
Conference number: 4th

Conference

Conference2011 4th Joint IFIP Wireless and Mobile Networking Conference
Abbreviated titleWMNC 2011
Country/TerritoryFrance
CityToulouse
Period26/10/1128/10/11

Keywords

  • Data partitioning
  • Equal error protection
  • IEEE 802.16e
  • Unequal error protection
  • Video streaming
  • WiMAX

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