Command Crate Convert all WAV files to mono, low-bitrate Opus for podcasts (ffmpeg)
for f in *.wav; do ffmpeg -i "$f" -hide_banner -loglevel error -nostats -vn -c:a libopus -b:a 24k -compression_level 10 -application audio -map_metadata 0 -metadata composer="" -metadata ENCODED-BY="" -metadata comment="" -metadata COMM="" -metadata encoded_by="FFmpeg$(ffmpeg -version | head -n1 | awk '{print $3}')" "${f%.wav}.opus"; doneConverts all .wav files in the current directory to mono Opus audio files with a 24kbps bitrate, optimized for speech using the 'audio' application, preserving metadata and adding encoding information, ideal for podcast audio.