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From: Pavel Hofman <pavel.hofman@insite.cz>
To: alsa-devel@alsa-project.org
Subject: Re: PCM parameters in file plugin
Date: Tue, 06 Jan 2009 10:51:17 +0100	[thread overview]
Message-ID: <49632995.9000109@insite.cz> (raw)
In-Reply-To: <49627395.1090506@insite.cz>

Pavel Hofman napsal(a):
> Hello,
> 
> I am working on a file plugin patch to allow adding PCM parameters 
> (rate, format) to  the name of the file created (plus the ability to run 
> an external command via popen, such as upsampling with sox). I got stuck 
> in trying to obtain these parameters in pcm_file.c:_snd_pcm_file_open(). 
> Is it actually possible or the information is not available at the time 
> of opening the file (and the whole patch is thus nonsense)?
> 
> Thanks a lot for help.
> 

I am now opening the output file in pcm_file.c:snd_pcm_file_write_bytes.
Surprisingly it seems to work fine. Could such hack be accepted as a
patch to the plugin (if coded properly)? Is there a better place to open 
the file?

Thanks,

Pavel.


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  reply	other threads:[~2009-01-06  9:51 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-05 20:54 PCM parameters in file plugin Pavel Hofman
2009-01-06  9:51 ` Pavel Hofman [this message]
2009-01-06 10:31   ` Jaroslav Kysela
2009-01-06 11:33     ` Pavel Hofman
2009-01-19 22:20       ` [PATCH] " Pavel Hofman
2009-01-26 14:28         ` Pavel Hofman
2009-01-28 15:41         ` Takashi Iwai
2009-01-28 23:00           ` Pavel Hofman
2009-01-29  8:28             ` Takashi Iwai
2009-01-29 10:54               ` Pavel Hofman
2009-01-29 11:01                 ` Takashi Iwai

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