@ Selur:
Code:
ffmpeg.exe -hide_banner -i test.ac3 -af "aresample=resampler=soxr:osr=48000:precision=28" -c:a libopus -vbr 0 -b:a 192k test.opus
or
ffmpeg.exe -hide_banner -i test.ac3 -c:a pcm_f32le -f wav - | sox.exe -t wav - -t wav - rate -v 48k | opusenc.exe --bitrate 192 - test.opus