rockbox_ffi

-record(dsp_settings, {
    equalizer :: rockbox@player:equalizer(),
    tone :: rockbox@player:tone(),
    surround :: rockbox@player:surround(),
    channel_mode :: binary(),
    stereo_width :: integer(),
    compressor :: rockbox@player:compressor(),
    dither :: boolean(),
    pitch :: integer(),
    crossfeed :: rockbox@player:crossfeed(),
    bass_enhancement :: rockbox@player:bass_enhancement(),
    fatigue_reduction :: integer()
}).