- Add proper error detection. - Mute frame on error. - Use proper frame sizes in auxdata parsing - DONE July 1999 - AH - Separate uint_* typedefs from ac3.h - Fix coupling channel support - DONE July 1999 - AH - Add delta bit allocation support - DONE July 1999 - AH - Detect hrtime on solaris and enable it via config.h - Add multilevel debug output - Add downmixing support