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Re: [Cs-dev] New file release for Csound 5 and CsoundVST on Windows

Date2005-03-12 03:34
From"Michael Gogins"
SubjectRe: [Cs-dev] New file release for Csound 5 and CsoundVST on Windows
Thanks, I've changed the manual text to use this URL.

----- Original Message ----- 
From: "Art Hunkins" 
To: 
Sent: Friday, March 11, 2005 2:21 PM
Subject: Re: [Cs-dev] New file release for Csound 5 and CsoundVST on Windows


> Michael,
>
> While you're at it, I'd suggest changing the ASIO4ALL link to:
> http://www.asio4all.com
>
> The author indicated that the fancy link didn't work any more.
>
> Art Hunkins
>
> ----- Original Message -----
> From: "Michael Gogins" 
> To: 
> Sent: Friday, March 11, 2005 1:38 PM
> Subject: Re: [Cs-dev] New file release for Csound 5 and CsoundVST on 
> Windows
>
>
>> The docs are out of date with respect to rtaudio options. I will update
> them tonight with Istvan's recommendations.
>>
>> -----Original Message-----
>> From: Art Hunkins 
>> Sent: Mar 11, 2005 1:41 PM
>> To: csound-devel@lists.sourceforge.net
>> Subject: Re: [Cs-dev] New file release for Csound 5 and CsoundVST on
> Windows
>>
>> Four or so comments in-line.
>>
>> Art Hunkins
>>
>> ----- Original Message -----
>> From: "Istvan Varga" 
>> To: 
>> Sent: Friday, March 11, 2005 7:03 AM
>> Subject: Re: [Cs-dev] New file release for Csound 5 and CsoundVST on
> Windows
>>
>>
>> > Art Hunkins wrote:
>> >
>> > > in CsoundAV (in contrast to all others) I *never* have to fool
>> >  > with buffer settings.
>> >
>> > CsoundAV does not, and will probably never run on anything other
>> > than Windows, making it much easier to find default buffer settings.
>>
>> IMHO we *very much need workable default settings*. AV has them; CS5 must
>> achieve similar results (I know it will be more difficult as it's a
>> cross-platform setting).
>>
>> > > In CS5 Windows, the buffer issue is quite unclear and changing
>> >
>> > More details on this ?
>>
>> OK - CS5 docs currently state (needs revision) that both -b and -B are
>> required and must be set to ksmps. I *think* now (for Windows - not
>> apparently Linux?) -b is not required, but -B must still be set to ksmps.
>> I've bugged Michael endlessly to get rid of -B - since it must be ksmps
>> anyway. (Apparently that will happen at some time in the unspecified
>> future.) What's recommended on Windows as to the relationship between -b
>> and -B is a complete mystery to me. You talk a lot in Linux about powers
> of
>> two and the smaller the better latency. I've no idea whether that applies
> to
>> Windows or not. How's *that* for confusion? (And I just want good latency
>> and no zipper noise - plus defaults that work in 90% of real-time cases
> for
>> Windows.)
>>
>> >  > plus seems to be different on different platforms.
>> >
>> > Well, but Csound5 at least actually runs on different platforms.
>> > And things like buffer settings are highly machine dependent.
>> >
>> > > Also, since only ASIO is implemented, regular soundcard users have to
>> >  > install and configure ASIO4ALL.
>> >
>> > PortAudio is not limited to ASIO, it also supports DirectSound and MME
>> > (as well as WDM but that is experimental). You may want to ask Michael
>> > Gogins to include a PortAudio module that is compiled to use 
>> > DirectSound
>> > in the next Windows file release.
>>
>> I've also bugged Michael endlessly for this. He already spent a great
> amount
>> of time and energy doing this; unfortunately his results gave quite poor
> MME
>> and DirectSound results, and he reverted to ASIO only. He's already
> promised
>> another try at it. Victor has also indicated he'll try at some point if 
>> no
>> one does it first. This is a *huge* issue for me; without its resolution,
>> CS5 will always be less than robust for my purposes.
>>
>> > > I'll also add that Gab Maldonado has been active in maintaining and
>> > > debugging CsoundAV, and personally responsive to my particular needs
>> (i.e.,
>> > > realtime performance).
>> >
>> > Now if only all the efforts on maintaining the various platform 
>> > specific
>> > Csound variants derived from old versions of Csound4 would be spent on
>> > Csound5, we would eventually get one good version instead of several
>> > broken ones, all with their own set of bugs that have been fixed in
>> others.
>> > And the fact is that in recent years CsoundAV was only actively
> developed
>> > in the areas of real time audio, OpenGL, and FLTK, while core language
>> > support is still only 4.19.
>>
>> FWIW - Gab has just introduced 0.0432 which updates the roster of
> canonical
>> opcodes and moves to the latest Portaudio. As CS5 comes out of beta, he
>> plans to update further.
>> >
>> >
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>>
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>
>
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