Hi Yong, I am also implementing something similar to this. If you wish we can sit and sort out the problem. You can reach me at arijitpaulin@xxxxxxxxxx -paul ----- Original Message ---- From: Yong Xu <yongxu99@xxxxxxxxx> To: wdmaudiodev@xxxxxxxxxxxxx Sent: Wednesday, November 15, 2006 9:12:03 AM Subject: [wdmaudiodev] Re: How to write a "filter" audio device driver (software-only) Yes I've heard of it. Are there any guides/samples on how to implement a similar program? TIA, Yong On 11/14/06, Matt Gonzalez <matt@xxxxxxxxxxxxx> wrote: > > Are you familiar with Virtual Audio Cable? > > http://nrcde.ru/music/software/eng/vac.html > > Matt > > Yong Xu wrote: > > Anyone, please? > > > > On 11/10/06, Yong Xu <yongxu99@xxxxxxxxx> wrote: > >> Hello list, > >> > >> I am planning to write an application which intercepts data from > >> microphone, > >> processes it, then hands over to upper level applications. Ideally, > >> the program should > >> present itself as a device so that if a user chooses to use it > >> instead of > >> standard audio input hardware, it starts doing its job. Target > >> platforms are XP, > >> 2003 and later. I have no control on applications using audio devices. > >> > >> I'm an experienced Windows/C++ programmer but completely new to > >> device driver > >> programming. Please point me to the right direction where I can get a > >> quick > >> start (sample code, articles, advice, etc). Greatly appreciated. > >> > >> TIA. > >> > >> Will Xu > >> > > ****************** > > > > WDMAUDIODEV addresses: > > Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx > > Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe > > Unsubscribe: > > mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe > > Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx > > > > URL to WDMAUDIODEV page: > > http://www.wdmaudiodev.com/ > > > > ****************** > > WDMAUDIODEV addresses: > Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx > Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe > Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe > Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx > > URL to WDMAUDIODEV page: > http://www.wdmaudiodev.com/ > > ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.com/ ____________________________________________________________________________________ Sponsored Link Mortgage rates near 39yr lows. $510k for $1,698/mo. Calculate new payment! www.LowerMyBills.com/lre ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.com/