EMVoiceConverter Class Reference Inherits from NSObject Declared in EMVoiceConverter.hEMVoiceConverter.mm + isMP3File: + (int)isMP3File:(NSString *)filePath + isAMRFile: + (int)isAMRFile:(NSString *)filePath + amrToWav:wavSavePath: + (int)amrToWav:(NSString *)_amrPath wavSavePath:(NSString *)_savePath + wavToAmr:amrSavePath: + (int)wavToAmr:(NSString *)_wavPath amrSavePath:(NSString *)_savePath