M4a format is supported ?

How to create a streaming media m4a format through the createstream method?createStream(“http://live-radio01.mediahubaustralia.com/2TJW/mp3/”, FMOD_CREATESTREAM | FMOD_NONBLOCKING, &exinfo, &m_streamMusicSound),MP3 is OK, but m4a is fail.

A list of formats supported by FMOD_CREATESOUND (and thus by FMOD_CREATESTREAM) can be found here. As you can see, m4a is not on the list.