wechat speex 转 mp3 1, 先转在 wav 2, wav -> mp3

usage: 1, put home/files/* into /home/setup 2, execute ./setup.sh

NEWEST: http://www.bigxu.com

NOTE: https://www.ffmpeg.org/ffmpeg-codecs.html#libopencore_002damrnb

x265 https://github.com/videolan/x265/blob/master/build/linux/make-Makefiles.bash <- ubuntu have not ccmake http://snippetsdump.com/compile-ffmpeg-on-ubuntu-16-04/ <- x265 can not create pkg-config ..pk https://github.com/jrottenberg/ffmpeg/blob/master/3.2/Dockerfile <- it's not useful,but make me down load release version new x265 file download: https://download.videolan.org/pub/videolan/x265/

amr https://sourceforge.net/projects/opencore-amr/ three files. Careful discrimination