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, 22.50 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 |