how to use vlc command line to get pcm data

[vlc_linux]

Hi all:
Now I use ffmpeg to get pcm date from audio files and the command is: ffmpeg -i xx.mp3 -f s16be -ar 16000 -ac 1 -acodec pcm_s16be pcm16k.pcm but I want to use vlc do this,what is the command , can anyone tell me? Thanks a lot!