[Hi3716C] mp3 파일을 wav 파일로 변경

Install tools

$ sudo apt-get install sox

$ sudo apt-get install libsox-fmt-mp3

Exchange

$ sox -V 035_girlsday.mp3 -b 16 -r 44100 -c 1 -s 035.wav

Channels       : 1 (mono)

Sample Rate    : 44100 Hz

Precision      : 16-bit

Options

-V : Set verbosity

-b : The number of bits  in each encoded sample.

-r : sample rate

-c :  The number of audio channels in the audio file

-s : the encoding types ( signed-integer )

Reference

http://sox.sourceforge.net/

http://blog.naver.com/untilok?Redirect=Log&logNo=25791730