Am 20.12.2016 um 00:44 schrieb Moritz Barsnick: > mp3lame_encode_init() to pass the option on to the encoding library: > > if (avctx->cutoff) > lame_set_lowpassfreq(s->gfp, avctx->cutoff); > > I can provide (and perhaps test) a simple patch to ffmpeg-devel, if > nobody beats me to it. Please feel free :)