Sound demos for "A Streamable Neural Audio Codec with Residual Scalar-Vector Quantization for Real-Time Communication"

Xiao-Hang Jiang, Yang Ai, Rui-Chen Zheng, Zhen-Hua Ling

National Engineering Research Center of Speech and Language Information Processing,

University of Science and Technology of China, Hefei, P. R. China

 

Comparison with Baseline Codecs

(The sampling rate is 16 kHz)

Example 1 (LibriTTS 1188_133604_000036_000004.wav, at 1.5 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec
Example 1 (LibriTTS 1188_133604_000036_000004.wav, at 2 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec

 

Example 2 (LibriTTS 121_121726_000004_000003.wav, at 1.5 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec
Example 2 (LibriTTS 121_121726_000004_000003.wav, at 2 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec

 

Example 3 (LibriTTS 7021_85628_000004_000001.wav, at 1.5 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec
Example 3 (LibriTTS 7021_85628_000004_000001.wav, at 2 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec

(The sampling rate is 48 kHz)

Example 1 (VCTK p360_015.wav, at 4.5 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec
Example 1 (VCTK p360_015.wav, at 6 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec

 

Example 2 (VCTK p363_389.wav, at 4.5 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec
Example 2 (VCTK p363_389.wav, at 6 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec

 

Example 3 (VCTK s5_398.wav, at 4.5 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec
Example 3 (VCTK s5_398.wav, at 6 kbps)
Raw Audio              
           
DAC APCodec MDCTCodec Encodec AudioDec APCodec-S MDCTCodec-S StreamCodec