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Groups > comp.os.linux.misc > #12557
| From | not.socialnetwork@gmail.com |
|---|---|
| Newsgroups | comp.os.linux.misc, comp.sys.raspberry-pi |
| Subject | Re: HOW2 capture time of power-failure? |
| Followup-To | comp.os.linux.misc, comp.sys.raspberry-pi |
| Date | 2014-10-30 08:32 +0000 |
| Organization | A noiseless patient Spider |
| Message-ID | <m2st2a$af2$1@dont-email.me> (permalink) |
| References | <m2qq1o$4ms$1@dont-email.me> |
Cross-posted to 2 groups.
Followups directed to: comp.os.linux.misc, comp.sys.raspberry-pi
In article <m2qq1o$4ms$1@dont-email.me>, Joe Beanfish <joebeanfish@nospam.duh> wrote: > On Sun, 26 Oct 2014 17:38:12 +0000, not.socialnetwork wrote: > > > I need to capture the time-after-a-sound-file-starts-playing until the > > power is cut, with a resolution of 30 secs., over a period of 30 > > minutes. > > > > While `ogg123 SoundFie.ogg` is playing, could the play-time be updated > > every 30 secs? How? > > > > == TIA. > > > > PS. power-cuts without `umount` are no problem for rPi's SD nor USBstik. > > A different take on this... > > ogg123 prints it's progress. You could start a frequent sync in the > background (if the default system sync isn't frequent enough). Then > redirect stderr of ogg123 to a file. Later you can examine the last > timestamp in that file to see how far you got. Looking back farther > in the file you can also find which file was being played. > > $ ogg123 TheBrightestStar.ogg 2>oggtime > $ tr '\015' '\012' <oggtime > > Audio Device: PulseAudio Output > > Playing: TheBrightestStar.ogg > > Ogg Vorbis stream: 2 channel, 22050 Hz > > Time: 00:00.34 [00:04.65] of 00:04.99 (133.0 kbps) Output Buffer 100.0% > > Time: 00:01.03 [00:03.96] of 00:04.99 ( 96.8 kbps) Output Buffer 77.8% > > Time: 00:01.71 [00:03.28] of 00:04.99 (109.5 kbps) Output Buffer 100.0% > > Time: 00:02.40 [00:02.59] of 00:04.99 (100.5 kbps) Output Buffer 88.9% > > Time: 00:03.09 [00:01.91] of 00:04.99 ( 97.9 kbps) Output Buffer 77.8% > Yes!! That's a better/direct way, which I've partially confirmed. But I want to also test/confirm the general method, for apps which don't have the special facilities of ogg123, that you were able to use. I need to read-up on 'starting/stopping background/foreground' processes, after I've cleared some other chaos here. Thanks.
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HOW2 capture time of power-failure? not.socialnetwork@gmail.com - 2014-10-26 17:38 +0000
Re: HOW2 capture time of power-failure? Ian Malcolm <See.My.Sig.for.email@totally.invalid> - 2014-10-26 18:26 +0000
Re: HOW2 capture time of power-failure? not.socialnetwork@gmail.com - 2014-10-27 18:10 +0000
Re: HOW2 capture time of power-failure? Gordon Henderson <gordon+usenet@drogon.net> - 2014-10-27 18:29 +0000
Re: HOW2 capture time of power-failure? not.socialnetwork@gmail.com - 2014-10-28 21:26 +0000
Re: HOW2 capture time of power-failure? William Unruh <unruh@invalid.ca> - 2014-10-28 04:56 +0000
Re: HOW2 capture time of power-failure? Dom <domafp@blueyonder.co.uk> - 2014-10-28 06:29 +0000
Re: HOW2 capture time of power-failure? William Unruh <unruh@invalid.ca> - 2014-10-28 06:41 +0000
Re: HOW2 capture time of power-failure? not.socialnetwork@gmail.com - 2014-10-29 00:12 +0000
Re: HOW2 capture time of power-failure? William Unruh <unruh@invalid.ca> - 2014-10-26 19:23 +0000
Re: HOW2 capture time of power-failure? spam-no-spam@Freeola.net.invalid (Windmill) - 2014-11-04 13:19 +0000
Re: HOW2 capture time of power-failure? William Unruh <unruh@invalid.ca> - 2014-11-05 21:56 +0000
Re: HOW2 capture time of power-failure? Joe Beanfish <joebeanfish@nospam.duh> - 2014-11-06 14:12 +0000
Re: HOW2 capture time of power-failure? nba@users.sourceforge.net (Niels Baggesen) - 2014-11-06 16:15 +0100
Re: HOW2 capture time of power-failure? William Unruh <unruh@invalid.ca> - 2014-11-06 16:00 +0000
Re: HOW2 capture time of power-failure? spam-no-spam@Freeola.net.invalid (Windmill) - 2014-11-06 20:37 +0000
Re: HOW2 capture time of power-failure? Joe Beanfish <joebeanfish@nospam.duh> - 2014-11-06 14:13 +0000
Re: HOW2 capture time of power-failure? andrew@cucumber.demon.co.uk (Andrew Gabriel) - 2014-10-26 20:28 +0000
Re: HOW2 capture time of power-failure? Joe Beanfish <joebeanfish@nospam.duh> - 2014-10-27 13:17 +0000
Re: HOW2 capture time of power-failure? Jean-David Beyer <jeandavid8@verizon.net> - 2014-10-28 13:43 -0400
Re: HOW2 capture time of power-failure? Ant <ant@zimage.comANT> - 2014-10-29 08:18 -0700
Re: HOW2 capture time of power-failure? Joe Beanfish <joebeanfish@nospam.duh> - 2014-10-29 13:28 +0000
Re: HOW2 capture time of power-failure? not.socialnetwork@gmail.com - 2014-10-30 08:32 +0000
background processes (was HOW2 capture time of power-failure?) Joe Beanfish <joebeanfish@nospam.duh> - 2014-10-30 13:16 +0000
Re: background processes (was HOW2 capture time of power-failure?) not.socialnetwork@gmail.com - 2014-11-03 03:25 +0000
Re: background processes (was HOW2 capture time of power-failure?) "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2014-11-02 23:34 -0500
Re: background processes (was HOW2 capture time of power-failure?) William Unruh <unruh@invalid.ca> - 2014-11-03 08:25 +0000
Re: background processes (was HOW2 capture time of power-failure?) Martin Gregorie <martin@address-in-sig.invalid> - 2014-11-03 12:56 +0000
Re: background processes (was HOW2 capture time of power-failure?) not.socialnetwork@gmail.com - 2014-11-06 19:19 +0000
Re: background processes (was HOW2 capture time of power-failure?) Martin Gregorie <martin@address-in-sig.invalid> - 2014-11-07 02:36 +0000
Re: background processes (was HOW2 capture time of power-failure?) Joe Beanfish <joebeanfish@nospam.duh> - 2014-11-07 14:28 +0000
Re: background processes (was HOW2 capture time of power-failure?) not.socialnetwork@gmail.com - 2014-11-08 03:32 +0000
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