• DocumentCode
    1506532
  • Title

    A Transcoding System for Audio Standards

  • Author

    Mansour, Mohamed F.

  • Author_Institution
    Syst. & Applic. R&D Center, Texas Instrum. Inc., Dallas, TX, USA
  • Volume
    14
  • Issue
    5
  • fYear
    2012
  • Firstpage
    1381
  • Lastpage
    1389
  • Abstract
    We describe an efficient implementation for converting MPEG-2/MPEG-4 Advanced Audio Coding (AAC) encoded data to Dolby Digital AC-3. We describe many techniques to exploit the information in the AAC bitstream to simplify the AC-3 encoder. These techniques can be straightforwardly used in other transcoding schemes between different multimedia standards.
  • Keywords
    audio coding; telecommunication standards; transcoding; AAC encoded data; AC-3 encoder; Dolby digital AC-3 encoder; MPEG-2-MPEG-4 advanced audio coding; audio standards; multimedia standards; transcoding system; Codecs; Decoding; Quantization; Standards; Transcoding; Transform coding; Audio standards; Dolby digital; MPEG; transcoding;
  • fLanguage
    English
  • Journal_Title
    Multimedia, IEEE Transactions on
  • Publisher
    ieee
  • ISSN
    1520-9210
  • Type

    jour

  • DOI
    10.1109/TMM.2012.2197191
  • Filename
    6193215