This project transcode mp3 files into pcm files by using FFmpeg native method.
- Native methods can improve transcoding efficiency and reduce the cost of process switching.
- Most of voice evaluation system require pcm source files, and this format is not commonly used. So audio transcoding will be used frequently.
- Install FFmpeg
- Modify shell variable
- Compile to binary using linux.sh or mac.sh
- Modify AudioTranscoder.java
- Run AudioTranscoder main method