Re: System audio recording have very low amplitude
Måns Rullgård <[email protected]>
| Newsgroups | gmane.comp.audio.sox |
|---|---|
| Message-ID | <[email protected]> |
Ariel Elkin <[email protected]> writes: >> What OS are you using? (I see from those links that the apps are MacOS, which I know nothing about. Someone else might do; also what version?) > > I’m using macOS 10.15 > >> Does MacOS have an internal audio mixer that determines the levels of sound from various apps and how they go to other devices? > No exactly, but there’s an app (Audio MIDI Setup) which will allow you to set the input/output volume and sample rate of your audio hardware. I’ve checked there already and ensured that the input/output volume of Loopback and BlackHole were at 1. > > Can someone clarify if this command > > rec test-output.aiff > > could do any implicit gain attenuation? It’s not clear from the documentation. If you add the -V flag, the sox/play/rec commands will list the full effect chain, including automatically added conversions. -- Måns Rullgård _______________________________________________ Sox-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sox-users