From: Clemens Ladisch <clemens@ladisch.de>
To: "Jon Harald Øymyr" <joymyr@gmail.com>
Cc: alsa-devel@alsa-project.org
Subject: Re: C API, usage of function _snd_pcm_file_open()
Date: Fri, 11 Feb 2011 12:00:24 +0100 [thread overview]
Message-ID: <4D5516C8.6070708@ladisch.de> (raw)
In-Reply-To: <30083061.18.1297352942734.JavaMail.jon@TT-WS-002>
Jon Harald Øymyr wrote:
> I had a look at the Spotify C API, and found that they were using the
> following code to output music from Spotify:
> snd_pcm_open(&h, dev, SND_PCM_STREAM_PLAYBACK, 0).
All applications that use ALSA PCM use this function.
> I want use this function instead:
> int _snd_pcm_file_open(snd_pcm_t **pcmp, const char *name, snd_config_t *root, snd_config_t *conf, snd_pcm_stream_t stream, int mode)
>
> I'm not able to find anything in the documentation explaining what the
> two parameters snd_config_t *root and snd_config_t *conf is.
This is an internal function.
> What I'm trying to achieve is to write the stream to a file, and then
> read it from another application. But it would be even better if I
> could make the C application write to standard output.
Like arecord when you run it without parameters?
Regards,
Clemens
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prev parent reply other threads:[~2011-02-11 10:59 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <21273028.14.1297352791843.JavaMail.jon@TT-WS-002>
2011-02-10 15:49 ` C API, usage of function _snd_pcm_file_open() Jon Harald Øymyr
2011-02-11 11:00 ` Clemens Ladisch [this message]
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