Convert .ogg to .mp3

convert.sh

#!/usr/bin/env bash
# Convert all .ogg files in current folder to mp3, and move the original .ogg file into own folder named "ogg".

# Stop on error (-e).
# Debug each command (-x).
set -ex

# Make sure there is a ogg folder available.
if [[ ! -d "ogg" ]]; then
    mkdir ogg
fi
  
for f in *.ogg
do
    # Determine the mp3 filename, replace .ogg with .mp3.
    # This expects that the file contains .ogg at the end
    newfilename=$(echo "$f" | sed -e 's/\.ogg/\.mp3/g')
    
    # This support spaces in the filename.
    ffmpeg -i "$f" -acodec libmp3lame "$newfilename"
  
    # Move the original ogg into own folder.
    mv "$f" ogg
done