Date: Wed, 13 Dec 2017 21:16:32 +0700 From: Victor Sudakov <vas@mpeks.tomsk.su> To: "Onno K." <onno.k@gmx.com> Cc: Freebsd-multimedia@freebsd.org, freebsd-questions@freebsd.org Subject: Re: How to capture audio with FreeBSD? Message-ID: <20171213141631.GD6560@admin.sibptus.transneft.ru> In-Reply-To: <trinity-89425d34-3d97-4c84-b992-4792dd6abd00-1513173896703@3c-app-mailcom-bs02> References: <trinity-b639b15a-c1a2-426d-b47a-69ab299dbcc3-1513171390323@3c-app-mailcom-bs16> <CALM2mE=1AYS%2BwNaO3a42VxQwGHzFBrQNskpaJSVaQFguXeVEHg@mail.gmail.com> <20171213135656.GB6560@admin.sibptus.transneft.ru> <trinity-89425d34-3d97-4c84-b992-4792dd6abd00-1513173896703@3c-app-mailcom-bs02>
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Onno K. wrote: > > Since when is it not possible to record with > > "cat /dev/dsp > file.wav" like in old hardcore Unixes? > > > I have tried this, but the resulting file.wav is only 0 bytes after > several seconds. So this does not appear to work either. Control-T > reveals the process is stuck in 'pcmrdv' state. So I wonder when it got broken. > > I am also curious how it works with multiple input devices; does BSD > know what device to point to when accessing /dev/dsp? > AFAIK /dev/dsp is the default device according to sysctl hw.snd.default_unit, but you can always use /dev/dsp0, /dev/dsp1 etc. -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN AS43859
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