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Dolby Digital AC-3 decoder software library module


  • The TriMedia Dolby Digital AC-3 decoder library supports the complete feature set of the Dolby Digital AC-3 standard. AC-3 is a digital standard developed by Dolby Laboratories for compressed audio signals.The standard covers eight different channel combinations ranging from conventional monophonic or stereophonic sound up to a 6-channel surround format. The sample rate of uncompressed audio can be 32 kHz, 44.1 kHz, or 48 kHz; bit rates of coded data range from 32 kbps up to 640 kbps.


  • Dolby Digital AC-3 audio decode
  • based on Dolby Digital reference design
  • full feature set
  • compatible with TriMedia Software Development Environment
  • supported by pSOS+ real-time operating system


  • The library enables AC-3 decode functionality to be incorporated into multimedia applications for the TriMedia processor.