$ mythtranscode -v audio -p autodetect  -i 1321_20060515194800.mpg -o /hdtv2/tmp/out.mpg
2006-05-21 18:46:52.679 0xb5464a00 MythContextPrivate::MythContextPrivate(MythContext*) Using runtime prefix = /usr/local
QSettings::sync: filename is null/empty
QSettings::sync: filename is null/empty
2006-05-21 18:46:52.696 0xb5464a00 MSqlDatabase* MDBManager::popConnection() New DB connection, total: 1
2006-05-21 18:46:52.703 0xb5464a00 int main(int, char**) Enabled verbose msgs: important audio
QSettings::sync: filename is null/empty
QSettings::sync: filename is null/empty
2006-05-21 18:46:52.709 0xb5464a00 MSqlDatabase* MDBManager::popConnection() New DB connection, total: 2
2006-05-21 18:46:52.731 0xb5464a00 bool MythContext::CheckProtoVersion(QSocketDevice*) Using protocol version 29
0: start_time: 0.031 duration: 230.656
stream: start_time: 0.343 duration: 2562.841 bitrate=8264 kb/s
2006-05-21 18:46:52.777 0xb5464a00 QString NuppelVideoPlayer::ReinitAudio() NVP: Disabling Audio, params(-1,-1,-1)
2006-05-21 18:46:52.777 0xb5464a00 bool AvFormatDecoder::SetupAudioStream() AFD: Initializing audio parms from audio track #0
2006-05-21 18:46:52.777 0xb5464a00 bool AvFormatDecoder::SetupAudioStream() AFD: Audio format changed 
                        from id(NONE)    -1Hz -1ch   0bps    ; id(NONE)    -1Hz -1ch   0bps   
                        to   id(NONE)    -1Hz -1ch   0bps    ; id(NONE)    -1Hz -1ch   0bps   
2006-05-21 18:46:52.778 0xb5464a00 QString NuppelVideoPlayer::ReinitAudio() NVP: Disabling Audio, params(0,-1,-1)
2006-05-21 18:46:52.993 0xb5464a00 QString NuppelVideoPlayer::ReinitAudio() NVP: Disabling Audio, params(0,-1,-1)
QSettings::sync: filename is null/empty
QSettings::sync: filename is null/empty
2006-05-21 18:46:52.999 0xb5464a00 MSqlDatabase* MDBManager::popConnection() New DB connection, total: 3
2006-05-21 18:46:53.022 0xb5464a00 int Transcode::TranscodeFile(char*, char*, QString, bool, bool, int, QString) Switching to MPEG-2 transcoder.
Mux rate: 19.31 Mbit/s