[linux-audio-user] offline processing

Erik de Castro Lopo erikd-lad at mega-nerd.com
Mon Feb 16 21:33:19 EST 2004


On Mon, 16 Feb 2004 20:28:59 -0500
Chris Pickett <chris.pickett at mail.mcgill.ca> wrote:

> Hi,
> 
> I've been wondering:  what is it like processing audio offline under 
> Linux?  Is this something that is widely supported?  I did a bunch of 
> google searches using the term "offline" but couldn't find anything 
> really useful.
> 
> My computer is fairly weak (800 MHz laptop, no DSP card).  Currently, if 
> I want to process a file (apply effects, change the sample rate, apply 
> dithering, mix it with another file,

Programs like SoX and sndfile-src (a command line sample rate converter
which is distributed with libsamplerate) do this.

> I'm also curious if there's general support to process MIDI offline as 
> well, but that's not so critical to me, since the computations are far 
> less intense.

Thats the default mode of TiMidity as well I believe.

Erik (500Mhz laptop, 450Mhz desktop)
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