android record voice to wave file

Thanks for previous replies..

I am doing application to record voice through android to sd card. I used MediaRecorder() to enable mic and record the voice and save it in sd card. This MediaRecorder provides only two options of saving formate (3GPP and MPEG 4). I want to record my file into wave formate, can anyone guide me how to conver开发者_Go百科t audio to wave file.