Re: [linux-audio-dev] ardour now operating smoothly with 24 channel playback, etc.

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Subject: Re: [linux-audio-dev] ardour now operating smoothly with 24 channel playback, etc.
From: Juhana Sadeharju (kouhia_AT_nic.funet.fi)
Date: Sat Apr 08 2000 - 19:42:41 EEST


>From: Paul Barton-Davis <pbd_AT_Op.Net>
>
>1) there are no longer any ringbuffers in the code
>
> * ringbuffers are bad, because they tend to split the i/o
> to/from them into two pieces. when this is just a memcpy, its
> no big deal, but when the data is going to/from a disk, its
> inefficient and measurably slows things down.
>
>2) the buffering system is basically identical to any audio interface
> (soundcard).Hey, it works there, so why not use it ?

Great news you got it done!
Downloaded the code but could not find the relevant buffer code. Could
you explain here how exactly the buffers are implemented?

How much Hammerfall costs? Some good quality 5-8 channel card?
Only a few channels would be ok for me if Ardour can do mixdown
for selected channels.

Juhana


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