weixin little app record voice asr function server, tomcat + springMVC + silk_v3_decoder + ffmpeg.
base on kn007's silk_v3_decoder project: https://github.com/kn007/silk-v3-decoder
now support silk_v3 and mp3, and support service: https://api.happycxz.com/wxapp/silk2asr (or mp32asr) for free, but you need to submit your olami appKey to me before, by QQ:404499164 with "wechat app asr" comments.
How to register olami app? access url: olami.ai
there is a modified script base on kn007's converter.sh : ./OtherFiles/converter_cxz.sh