[PD] ASIO for win NT/2K

joge . gboy at nycap.rr.com
Sun Feb 24 18:39:45 CET 2002


just curious if this got placed on the web some where for downloading ... i
am very interested in playing around with it .

thanks .

joge .

----- Original Message -----
From: "Michael Iber" <music at chemie.fu-berlin.de>
To: "Michael Casey" <mkc at media.mit.edu>
Cc: <pd-list at iem.kug.ac.at>
Sent: Thursday, February 21, 2002 10:42 AM
Subject: Re: [PD] ASIO for win NT/2K


> This is brilliant!!!!!!
> Will you publish your version? (I am afraid I don't have MSVC)
> I would appreciate it.
> Bravo,
> Michael
>
>
>
> At 18:24 19.02.02 -0500, you wrote:
>
> >I compiled an ASIO version of PD using PortAudio v1.7 with the beta ASIO
> >drivers and Steinberg's ASIO 2.0 SDK. The program compiled successfully
> >using s_mac.c and s_portaudio.c with MSVC++ 6.0.
> >
> >Both audio input and output are working as tested on a DIGIGRAM VxPocket
> >v2.0 PCMCIA audio card running on a Sony Vaio under win2k with the latest
> >driver package from Digigram (v4.4c). I tested it with a microphone and
> >monitor speakers.
> >
> >The software reports 12ms latency for each device: i.e. 24ms I/O latency.
> >This corresponds with what I heard and is a significant improvement over
> >the ~350ms latency reported when using the Microsoft Wave or DirectX
> >drivers.
> >
> >Here's the PortAudio startup report:
> >
> >P:\pd\bin>pd
> >MIDI: not yet implemented
> >read/write
> >PaASIO_QueryDeviceInfo: numDrivers = 1
> >PaASIO_QueryDeviceInfo: InputChannels = 2
> >PaASIO_QueryDeviceInfo: OutputChannels = 2
> >PortAudio : possible sample rate = 32000
> >PortAudio : possible sample rate = 44100
> >PortAudio : possible sample rate = 48000
> >----------------------------------
> >PortAudio : minSize = 504
> >PortAudio : preferredSize = 512
> >PortAudio : maxSize = 2016
> >PortAudio : granularity = 126
> >PortAudio : User buffer size = 128
> >PortAudio : ASIO buffer size = 512
> >PortAudio : Minimum BufferOffset for Output = 0
> >PortAudio : ASIOCreateBuffers with size = 512
> >PortAudio : InputLatency = 572 latency = 12 msec
> >PortAudio : OuputLatency = 572 latency = 12 msec
> >
> >To do: create a new file called s_nt_asio.c that includes the NT MIDI
> >interfaces as well as the PortAudio calls from s_mac.c. Has someone done
> >this already ? If not, I'll try and make it.
> >
> >Best regards,
> >
> >Mike Casey
> >www.media.mit.edu/~mkc
> >
> >
> >----- Original Message -----
> >From: "Miller Puckette" <mpuckett at man104-1.ucsd.edu>
> >To: "mark" <mark at junklight.com>
> >Cc: "Matthew Nish-Lapidus" <mattn-l at rogers.com>; "PD List"
> ><pd-list at iem.kug.ac.at>
> >Sent: Sunday, January 27, 2002 6:09 PM
> >Subject: Re: [PD] ASIO drivers in windows
> >
> > > Hi all,
> > >
> > > There's a Pd "portaudio" interface (in s_mac.c and s_portaudio.c), and
> > > portaudio supports ASIO in "beta"... see
> > > http://www.portaudio.com/
> > >
> > > So in principle you can get Pd to talk to ASIO by just linking it all
> > > toghether. I haven't tried this because I don't have any soundcards in
my
> > > Windows machine that support ASIO.
>
> Michael Iber
>
> http://www.iberspace.de
> mailto://mail@iber-online.de
>
>
>
>




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