Synchronous Sample Rate Converter

Table of Contents

• Introduction
  • Acronyms
  • Performance figures
  • Resource usage
    • Memory requirements
    • Processing requirements
      • On Arm7 and Arm9
      • On Arm9e and XScale
      • On Cortex-A8 for worst case of 48000 Hz to 44100 Hz
• Application programmers interface (API)
  • Type definitions
    • Types for allocation of instance and scratch memory
    • LVM_Fs_en
    • LVM_Format_en
    • SSRC_Quality_en
    • Instance parameters
    • Nr of samples mode
    • Function return status
  • Functions
    • SSRC_GetNrSamples
    • SSRC_GetScratchSize
    • SSRC_Init
    • SSRC_SetGains
    • SSRC_Process
    • SSRC_Process_D32
  • Dynamic function usage
    • Define the number of samples to be used on input and output
    • Allocate scratch memory
    • Initialize the SSRC instance
    • Process samples
    • Destroy the SSRC instance
  • Reentrancy
• Additional user information
  • Attenuation of the signal
  • Notes on integration
• Example application
• Integration test
  • Bit accurate test
  • THD+N measurement