Hi All, Just curious, but could somebody explain *how* delay lines can be used implement EQ? I have a strong maths background, but no DSP experience if that helps.
Stuart > -----Original Message----- > From: Paul Davis [mailto:[EMAIL PROTECTED]] > Sent: Thursday, 20 December 2001 8:51 am > To: [EMAIL PROTECTED] > Subject: Re: [linux-audio-dev] Still I cannot understand why... > > > >Only latency sensitive program I made is rtEq where biggest > latency source > >is FFT size (usually 75% overlap and 8192 point FFT). > > i don't believe its common practice to use FFT for real time EQ. its > perfectly possible to use delay lines to accomplish high quality EQ > with much lower latency than FFT. thats certainly what 90%+ of all > VST/DirectX EQ plugins use (there was a discussion about this on > vst-plugins recently) > > --p > -------------------------------------- Dr Stuart Allie Technical Programmer Resource Analysis Group Consulting Division Hydro Electric Corporation 4 Elizabeth St, Hobart, Tasmania, 7004 Ph (03) 6230 5760 Fax (03) 6230 5363 Email : [EMAIL PROTECTED] --------------------------------------
