ext4 добавление диска

YEAR=$1
MONTH=$2
DAY=$3
CALLFILENAME=$4
MIXMON_FORMAT=$5
MIXMON_DIR=$6

if [ -z "${MIXMON_DIR}" ]; then
SPOOLDIR="/mnt/backup/monitor/"
else
SPOOLDIR=${MIXMON_DIR}
fi

FFILENAME=${SPOOLDIR}${YEAR}/${MONTH}/${DAY}/${CALLFILENAME}.${MIXMON_FORMAT}

/usr/bin/test ! -e ${FFILENAME} && exit 21

WAVFILE=${FFILENAME}
MP3FILE=`echo ${WAVFILE} | /bin/sed 's/.wav/.mp3/g'`

SUDO="/usr/bin/sudo"
LOWNICE="/bin/nice -n 19 /usr/bin/ionice -c3"

${SUDO} ${LOWNICE} /usr/bin/lame --quiet --preset phone -h -v ${WAVFILE} ${MP3FILE}

${SUDO} /bin/chown --reference=${WAVFILE} ${MP3FILE}
/bin/chmod --reference=${WAVFILE} ${MP3FILE}
/bin/touch --reference=${WAVFILE} ${MP3FILE}

/usr/bin/test -e ${MP3FILE} && /bin/rm -f ${WAVFILE}

${SUDO} ${LOWNICE} /usr/bin/ffmpeg -loglevel quiet -y -i ${MP3FILE} -f wav -acodec copy ${WAVFILE} >/dev/null 2>&1

${SUDO} /bin/chown --reference=${MP3FILE} ${WAVFILE}
/bin/chmod --reference=${MP3FILE} ${WAVFILE}
/bin/touch --reference=${MP3FILE} ${WAVFILE}

/usr/bin/test -e ${WAVFILE} && /bin/rm -f ${MP3FILE}

${SUDO} ${LOWNICE} /usr/bin/ffmpeg -loglevel quiet -y -i ${MP3FILE} -f wav -acodec copy ${WAVFILE} >/dev/null 2>&1

ffmpeg -loglevel quiet -y -i ${MP3FILE} -f wav ${WAVFILE} >/dev/null 2>&1

ffmpeg -loglevel quiet -y -i ${MP3FILE} -f wav -acodec copy ${WAVFILE}

tmp $ file in.mp3 
in.mp3: MPEG ADTS, layer III, v1, 192 kbps, 44.1 kHz, JntStereo
tmp $ ffmpeg -loglevel quiet -y -i in.mp3 -f wav -acodec copy out1.wav
tmp $ ffmpeg -loglevel quiet -y -i in.mp3 -f wav out2.wav
tmp $ file out*
out1.wav: RIFF (little-endian) data, WAVE audio, MPEG Layer 3, stereo 44100 Hz
out2.wav: RIFF (little-endian) data, WAVE audio, Microsoft PCM, 16 bit, stereo 44100 Hz
tmp $ mplayer out1.wav 
MPlayer SVN-r36370 (Gentoo)-4.8.3 (C) 2000-2013 MPlayer Team

Воспроизведение out1.wav.
libavformat version 55.33.100 (external)
Обнаружен Audio only формат файла!
Load subtitles in ./
==========================================================================
Открываю декодер аудио: [mpg123] MPEG 1.0/2.0/2.5 layers I, II, III
AUDIO: 44100 Hz, 2 ch, s16le, 192.0 kbit/13.61% (ratio: 24000->176400)
Выбран аудиокодек: [mpg123] afm: mpg123 (MPEG 1.0/2.0/2.5 layers I, II, III)
==========================================================================
AO: [alsa] 44100Hz 2ch s16le (2 bytes per sample)
Видео: нет видео
Начало воспроизведения...
A:   0.9 (00.9) of 256.0 (04:16.0)  0.3% 


MPlayer прерван сигналом 2 в модуле: play_audio 
A:   1.0 (00.9) of 256.0 (04:16.0)  0.3% 

Выходим... (Выход)
tmp $ mplayer out2.wav 
MPlayer SVN-r36370 (Gentoo)-4.8.3 (C) 2000-2013 MPlayer Team

Воспроизведение out2.wav.
libavformat version 55.33.100 (external)
Обнаружен Audio only формат файла!
Load subtitles in ./
==========================================================================
Открываю декодер аудио: [pcm] Uncompressed PCM audio decoder
AUDIO: 44100 Hz, 2 ch, s16le, 1411.2 kbit/100.00% (ratio: 176400->176400)
Выбран аудиокодек: [pcm] afm: pcm (Uncompressed PCM)
==========================================================================
AO: [alsa] 44100Hz 2ch s16le (2 bytes per sample)
Видео: нет видео
Начало воспроизведения...
A:   0.8 (00.8) of 256.0 (04:16.0)  0.0% 


MPlayer прерван сигналом 2 в модуле: play_audio 
A:   0.9 (00.8) of 256.0 (04:16.0)  0.0% 

Выходим... (Выход)

ffmpeg -loglevel quiet -y -i in.mp3 out.wav