Synopsys ARC Audio Dolby Digital 5.1 Decoder
The ARC® Audio Dolby Digital® 5.1 Decoder for the Synopsys ARC AS211SFX and AS221BD audio processors enables SoC designers to provide playback of up to 5.1 (multi-) channel digital surround audio in their designs. Dolby Digital includes up to five full-range audio channels (left, center, right, left surround, right surround), plus a supplemental Low-Frequency-Effects (LFE) channel (indicated by the '.1' in 5.1). Dolby Digital is one of the mandatory decoders for Blu-ray Disc™. Applications include digital TV, set top boxes, media players, home theater systems and Blu-ray Disc.
Supported Cores
Highlights
- Support of Dolby Digital (AC-3) streams (ATSC A/52B and ETSI TS 102 366 standards without Annex E)
- Support of AC-3 karaoke mode (Annex C of ATSC A/52B and ETSI TS 102 366 standards)
- Support of alternate bitstream (Annex D of ATSC A/52)
- Outputs up to 5.1 channels of PCM
- Base sampling rates of 32/44.1/48 kHz
- Allowed bitrates of up to 640 kbps
- Dialogue normalization
- Dynamic range compression
- Down-mixing of multi-channel audio
- Re-matrixing (in stereo mode)
- Error detection and concealment
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