Convert Apple Lossless files to FLACs03. May '13

Quick shell snippet to convert those Apple Lossless files to FLACs:

for filename in *.m4a; do
    avconv \
        -i "$filename" \
        -acodec flac \
        -compression_level 12 \
        "$(basename "$filename" ".m4a").flac";
done
Apple Lossless avconv FLAC FFMPEG m4a