[FR] support rgad chunk in wave file #827
Description
https://replaygain.hydrogenaudio.org/file_format_wav.html
Software that writes it: https://www.fmjsoft.com/awaveaudio.html
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https://replaygain.hydrogenaudio.org/file_format_wav.html
Software that writes it: https://www.fmjsoft.com/awaveaudio.html