conv_ffmpeg.txt

LOC_BAT=c:\FFMPEG
LOC_EXE=${LOC_BAT}\bin

LOC_SRC=.\_IN
LOC_DST=.\_OUT
LOC_MOV=.\_DONE

# --- M4A to MP3 ---

m4a=M4A_

M4A_EXE=ffmpeg.exe
M4A_URL=https://trac.ffmpeg.org/wiki/Encode/MP3
M4A_URL=https://coderwall.com/p/zbevoq/convert-m4a-to-mp3-with-ffmpeg
M4A_URL=https://superuser.com/questions/704493/ffmpeg-convert-m4a-to-mp3-without-significant-loss
M4A_CPU=-25%
M4A_SRC=${LOC_SRC}
M4A_DST=${LOC_DST}
M4A_MOV=${LOC_MOV}
M4A_CLI=LOC EXE ARG EXT LIB TMP
M4A_EXT=m4a

M4A_ARG=-i

#M4A_LIB=-acodec libmp3lame -aq
M4A_LIB=-c:a libmp3lame -q:a 5
#M4A_LIB=-c:v copy -c:a libmp3lame -q:a 5
#M4A_LIB=-c:a libmp3lame -b:a 96k
M4A_LIB=-hide_banner -loglevel error

M4A_TMP="$[LOC_DST]\$[NAME].mp3"

# --- WAV to MP3 ---

wav=WAV_

WAV_EXE=ffmpeg.exe
WAV_CPU=-25%
WAV_SRC=${LOC_SRC}
WAV_DST=${LOC_DST}
WAV_MOV=${LOC_MOV}
WAV_CLI=LOC EXE ARG EXT LIB TMP
WAV_EXT=wav

WAV_ARG=-y
WAV_ARG=-i

WAV_LIB=-vn
#WAV_LIB=-c:a mp3
#WAV_LIB=-codec:a libmp3lame
#WAV_LIB=-ac 1 -ab 128k -ar 24000
#WAV_LIB=-ac 1 -ab 128k -ar 48000
#WAV_LIB=-ab 128k -ar 48000
WAV_LIB=-ar 48000
#WAV_LIB=-b:a ORIGINAL
#WAV_LIB=-b:a 320k
#WAV_LIB=-vbr 5
#WAV_LIB=-crf 10
WAV_LIB=-q:a 2
#WAV_LIB=-cutoff 15000
#WAV_LIB=-preset slow
WAV_LIB=-loglevel error
#WAV_LIB=-v quiet -stats

WAV_TMP="$[LOC_DST]\$[NAME].mp3"