From: James Courtier-Dutton <James@superbug.co.uk>
To: ALSA Development Mailing List <alsa-devel@alsa-project.org>
Subject: Re: What does snd_pcm_delay() actually return?
Date: Tue, 10 Jun 2008 15:36:02 +0100 [thread overview]
Message-ID: <484E9152.6090908@superbug.co.uk> (raw)
In-Reply-To: <20080609190225.GA4534@tango.0pointer.de>
Lennart Poettering wrote:
> Takashi, Jaroslav,
>
> could you please explain what exactly snd_pcm_delay() returns?
>
> Some applications (such as WINE) assume it is the time that would pass
> until we reach an underrun if we would stop writing any further data
> to the PCM device.
<WRONG>
>
> Other applications (such as most media players) use it for time
> synchronisation. i.e. assume that it is the time that passes until a
> sample I write to a PCM device now would take to be played.
>
<RIGHT>
next prev parent reply other threads:[~2008-06-10 14:36 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-09 19:02 What does snd_pcm_delay() actually return? Lennart Poettering
2008-06-10 14:01 ` RafałMużyło
2008-06-10 14:36 ` James Courtier-Dutton [this message]
2008-06-11 16:56 ` Takashi Iwai
2008-06-11 20:24 ` Colin Guthrie
2008-06-11 21:40 ` Tomas Carnecky
2008-06-12 10:25 ` Takashi Iwai
2008-06-12 11:51 ` Colin Guthrie
2008-06-12 12:08 ` Takashi Iwai
2008-06-12 21:00 ` Lennart Poettering
2008-06-13 6:22 ` Takashi Iwai
2008-06-12 20:52 ` Lennart Poettering
2008-06-13 6:13 ` Takashi Iwai
2008-06-13 13:51 ` Lennart Poettering
2008-06-13 13:55 ` Jaroslav Kysela
2008-06-13 14:29 ` Lennart Poettering
2008-06-13 6:59 ` Takashi Iwai
2008-06-13 8:14 ` Jaroslav Kysela
2008-06-13 10:14 ` James Courtier-Dutton
2008-06-13 12:44 ` Colin Guthrie
2008-06-13 13:06 ` Jaroslav Kysela
2008-06-13 14:48 ` Lennart Poettering
2008-06-13 15:02 ` Jaroslav Kysela
2008-06-13 15:42 ` Takashi Iwai
2008-06-17 0:53 ` Eliot Blennerhassett
2008-06-13 14:38 ` Lennart Poettering
2008-06-13 15:27 ` Takashi Iwai
2008-06-13 15:44 ` Jaroslav Kysela
2008-06-13 15:59 ` Takashi Iwai
2008-06-13 16:20 ` Jaroslav Kysela
2008-06-13 16:38 ` Takashi Iwai
2008-06-13 16:48 ` Takashi Iwai
2008-06-13 19:55 ` James Courtier-Dutton
2008-06-16 12:07 ` Jaroslav Kysela
2008-06-19 17:59 ` Lennart Poettering
2008-06-13 19:59 ` James Courtier-Dutton
2008-06-13 14:25 ` Lennart Poettering
2008-06-13 15:55 ` Takashi Iwai
2008-06-13 16:11 ` Jaroslav Kysela
2008-06-13 16:26 ` Takashi Iwai
2008-06-13 16:47 ` Jaroslav Kysela
2008-06-13 16:52 ` Takashi Iwai
2008-06-13 17:37 ` Jaroslav Kysela
2008-06-13 18:23 ` Takashi Iwai
2008-06-13 18:48 ` Lennart Poettering
2008-06-13 18:43 ` Lennart Poettering
2008-06-13 18:29 ` Lennart Poettering
2008-06-13 18:46 ` Takashi Iwai
2008-06-13 19:01 ` Lennart Poettering
2008-06-13 19:05 ` Takashi Iwai
2008-06-13 18:22 ` Lennart Poettering
2008-06-13 18:32 ` Takashi Iwai
2008-06-14 9:51 ` James Courtier-Dutton
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