AAC decoder

AAC decoder features

  • The AAC decoder implementation supports the following:

  • Supported profile : AAC-LC

  • Sampling rate : 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz

  • Channel : stereo and mono

  • Bits per samples : 16 bit

  • Container format : (MPEG-2 Style)AAC transport format - ADTS and ADIF.

Specification and reference

Performance

Memory information

The memory usage of the decoder in bytes is:

  • Code/flash = 26332 + 19264 = 45596

  • Data/RAM = 26832

Section

Size

.text

26332

.ro & .const

19264

.bss

26832

CPU usage

  • CPU core clock in MHz: 20.97.

Track type

Duration of track in second

Frame size in bytes

Performance MIPS of codec (in MHz)

48 kHz, stereo

38 s

4096

12.2 MHz