linuxaudio.org

Fons Adriaensen:

quoted text
> Subject: Re: [LAD] First release of jack_export

> To: Paul Davis

> Cc: Linux Audio Users ,	Linux

> 	Audio Developers

> Message-ID: <20120513125244.GB24479@linuxaudio.org>

> Content-Type: text/plain; charset=iso-8859-1

>

> On Sun, May 13, 2012 at 08:39:18AM -0400, Paul Davis wrote:

>

>> On Sat, May 12, 2012 at 5:09 PM, Fons Adriaensen

>>  wrote:

>>

>> > 2. Run jack_export. See --help for options. The --chan option is

>> mandatory.

>> > ? E.g.

>> >

>> > ? jack_export --chan 16 my16channelfile.wav

>> >

>> > ? Jack_export will connect to the 'export' bus if it exists, and

>> print

>>

>> is there a difference between this and

>>

>>     jack_capture --channels=16--port=ardour:export/out\*

>> my16channelfile.wav

>

> AFAIK, jack_capture records in real time. Jack_export records while

> Ardour is in freewheeling mode during exporting, so it's usually

> 'faster than real time'.

>

jack_capture can already use the transport system to start and stop

recording,

so adding an option to record during freewheeling shouldn't be very

hard.
> Also, jack_export will ceate a proper WAVEX file (standard WAV must

quoted text
> not be used for > 2 channels) or CAF, or Ambisonic WAVEX, and provide

> different output formats and optional dithering.

>

jack_capture does that too, except dithering. jack_capture also uses

WAVEX as the default

format for > 2 channels.

Hmm, I might steel your freewheeling and dithering code into

jack_capture. :-)
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