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...also... I couldn't find the details for "audio-filter=gain". Are you sure this is a media option and not an instance option? I'm not sure :oops: I find this option from the audio section in "vlc -H". Hi, brother, my goal is making music sound the same loudness. Firstly I got ...

According to this link: http://www.videolan.org/developers/vlc/doc/doxygen/html/group__libvlc__media.html#gae1d3baee3f4610c6fe5818defcad3e6f ..."We recommend using libvlc_media_new_path() instead when dealing with local files." I don't know if that will make any difference for your proble...

Hello！ I am trying to set gain value by the "libvlc_media_add_option" api, unfortunately there is no effect. But the comand line works, "cvlc --audio-filter=gain file:///media/psf/Home/Documents/personal/music/thingsyoudtknow.mp3 --gain=0" Did I miss something? inst = libvlc_new(...