search for: 74kbps

...best" setting is. 6kbps seems to add distortions, so I tried 12kbps. MP3-Original: LAME 3.99r, 120kbps, 44100Hz, Stereo, VBR V5 (22:23, 19.8MB) Opus (--raw-rate 44100 --bitrate 56 --vbr --comp 5): (44:45?, 23.4MB): Broken Opus (--bitrate 56 --vbr --comp 5 --ignorelength - %d): (22:23, 12.1 MB, 74kbps) Opus (--bitrate 6 --vbr --comp 10 --ignorelength - %d): (1MB, 6kbps) Opus (--speech --set-ctl-int 4008=1103 --bitrate 56 --vbr --comp 5 --ignorelength - %d): (22:23, 9.3 MB, 74kbps) Opus (--speech --set-ctl-int 4008=1103 --bitrate 6 --vbr --comp 5 --ignorelength - %d): (22:23, 1.1 MB, 74kbps) Opus...

Hi! I have some MP3 audio material which is basically speech with some background noises, essentially > 120Hz and < 5kHz. I had the idea to reduce the file size by recoding the material to Opus at 56kbps. Unfortunately the result is a file sampled at 48kHz much larger than the original. I hope you agree that it does not make sense to create a file larger than the original (MP3). Of course