[PD] signal / message

[Jaime Oliver]

well, the question is for what reason  are you doing it?
I think it is better to get some features from say sigmund~ and use
those to control or recreate, but i don't know what you want....

J

On Sun, May 10, 2009 at 8:54 AM, Roman Haefeli <reduzierer at yahoo.de> wrote:
> On Sun, 2009-05-10 at 17:29 +0200, Wolfgang Jäger wrote:
>> Hello,
>>
>> What's the best way to convert a signal into a message?
>> There are possibilities like snapshot~ or vsnapshot~, but they are not
>> accurate. The error they produce when you convert into a message and
>> reconvert to a signal (with sig~, line~ or vline~) is clearly audible-
>
> yeah, because you most likely capture not _all_ samples and convert them
> to messages. in order to do so, you would have to use [vsnapshot~] and
> bang it 44.1 times per milliseconds. [snapshot~] wouldn't work, since it
> always captures the first (or last?) sample of the block.
>
> an easier way is to use [pack~] and [unpack~] from zexy. those convert a
> signal vector (one block of audio samples) to a list of floats and vice
> versa. if you want to have a stream of floats instead of lists, use
> [drip].
>
> either way you do it, it's going to be expensive.
>
> roman
>
>
>
>
>
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-- 
Jaime E Oliver LR

joliverl at ucsd.edu
www.realidadvisual.org/jaimeoliver
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