Article View: borland.public.cppbuilder.multimedia
Article #669Re: looking for audio programing advice
From: Maynard Philbrook
Date: Sat, 05 Apr 2003 16:30
Date: Sat, 05 Apr 2003 16:30
56 lines
3626 bytes
3626 bytes
it supports the standard MCI interface along with the stardard audio functions. the Sound card will list as 4 differenct sound cards in the list of devices.. look at the MMEDIA.hlp file. mmsystem.h file contains the entries needed .. you need to at WaveInOpen, WaveOutOpen, etc. and things like MixerObject etc... Peter wrote: > Hello, i need to use borland builder c++ v5 to develop some sample code for > a soundcard, HDSP-9652. This is a multichannel card, with 4 stereo and 8 > mono lines. the manufacturer says it does not support directx (it is a new > model however) and that i should use what they call WMME, and that this is > doucmented in the windows sdk. I cannot for the life of me find any > reference to this WMME wich i think stands for windows multi media extention > regarding audio playback. Can anyone point me in the right direction, of > where i can find this info, or even any vcl components that support it. It > seems to suggest that this technique predates direct x, so i cant understand > why an internet search returns no hits ? > > any suggestions appreciated. > > See bellow the reply from the ,manufacturer > > thanks > > Peter > > Manufacturers reply------------------------------------------------------- > for your application you don't need anything special. The Microsoft > Windows SDK tells you how to easily play back two channels (stereo) via > MME, the oldest and simplest way to play back audio. This MME support > can be used with 4 x stereo (= 8 channels), or even as 1 x 8 (8 channel > interleave) stream - our driver can use it all. > > We do not supply any programming examples - this is part of the MS SDK > and not our job. Ypou do not need to 'control' or speak directly to our > hardware to play back some sounds. > > You should not use DirectX. Our drivers do do not support it, so it will > be used as emulated devices. The emulation is prone to big delays > (latency) and bad performance, which might cause clicks or stutter. > > Hello, i am just begining a project that requires the use of the HDSP-9652 > used with a AEB8-0 analog expansion board, for a setup where in a room there > are 8 speakers around a user. > > I need to find programing information that will let we program this card, so > that i can direct sounds to specific speakers and channels, and attenuate > sounds as objects move around on a computer screen. > > Can anyone direct me to a source of programinf information for this unit ? > > thanks in advance
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From: Maynard Philbrook <UseThis.jamie12@mindspring.com>
Newsgroups: borland.public.cppbuilder.multimedia
Subject: Re: looking for audio programing advice
Date: Sat, 05 Apr 2003 11:30:44 -0500
Organization: MindSpring Enterprises
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