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use opus since it yields better audio quality

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This commit is contained in:
fabian 2023-05-27 18:12:52 +02:00
parent f501c081df
commit 13446c6d89
1 changed files with 5 additions and 3 deletions
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8
scripts/transcode_m4a.sh → scripts/transcode_opus.sh
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@ -13,12 +13,14 @@ while [[ $# > 0 ]]; do
done
# ensure existence of destination folder
dest=../transcode_m4a
dir="$(pwd)"
dest=${dir%/*}/${dir##*/}_ogg
if [[ !(-d $dest) ]]; then
mkdir $dest
fi
for file in ./*.$file_suffix; do
echo "ffmpeg -i '$file' -c:a libfdk_aac -profile:a aac_he -b:a 64k $map -movflags +faststart '$dest/${file%$file_suffix}m4a'";
ffmpeg -i "$file" -c:a libfdk_aac -profile:a aac_he -b:a 64k $map -movflags +faststart "$dest/${file%$file_suffix}m4a";
# `-vbr on -application audio` should be default, but let's be sure
echo "ffmpeg -i '$file' -c:a libopus -b:a 64k -vbr on -application audio $map '$dest/${file%$file_suffix}ogg'";
ffmpeg -i "$file" -c:a libopus -b:a 64k -vbr on -application audio $map "$dest/${file%$file_suffix}ogg";
done