annotate aim-mat/modules/pcp/map/genmap.m @ 4:537f939baef0 tip

various bug fixes and changed copyright message
author Stefan Bleeck <bleeck@gmail.com>
date Tue, 16 Aug 2011 14:37:17 +0100
parents 20ada0af3d7d
children
rev   line source
tomwalters@0 1 % generating function for 'aim-mat'
tomwalters@0 2 %
tomwalters@0 3 % INPUT VALUES:
tomwalters@0 4 %
tomwalters@0 5 % RETURN VALUE:
tomwalters@0 6 %
tomwalters@0 7 %
tomwalters@0 8 % (c) 2011, University of Southampton
bleeck@3 9 % Maintained by Stefan Bleeck (bleeck@gmail.com)
bleeck@3 10 % download of current version is on the soundsoftware site:
bleeck@3 11 % http://code.soundsoftware.ac.uk/projects/aimmat
bleeck@3 12 % documentation and everything is on http://www.acousticscale.org
bleeck@3 13
tomwalters@0 14
tomwalters@0 15
tomwalters@0 16 function sig=genome(sig,options)
tomwalters@0 17 % generating function for the outer/middle ear transfere function
tomwalters@0 18
tomwalters@0 19 waithand=waitbar(0,'generating pre cochlea processing');
tomwalters@0 20
tomwalters@0 21 samplerate=getsr(sig);
tomwalters@0 22 start_time=getminimumtime(sig);
tomwalters@0 23
tomwalters@0 24
tomwalters@0 25 firfiltercoef = OutMidCrctFilt('MAP',samplerate,0);
tomwalters@0 26
tomwalters@0 27
tomwalters@0 28 % to compensate the huge delay from the filter, a pause is added to the
tomwalters@0 29 % signal, that is taken away in the end:
tomwalters@0 30 pause=signal(abs(options.delay_correction),samplerate);
tomwalters@0 31 sig=setstarttime(sig,0);
tomwalters@0 32 sig=append(sig,pause);
tomwalters@0 33
tomwalters@0 34 Snd=getvalues(sig);
tomwalters@0 35 Snd=Snd';
tomwalters@0 36 Snd = filter(firfiltercoef,1,Snd);
tomwalters@0 37
tomwalters@0 38 sig=setvalues(sig,Snd);
tomwalters@0 39
tomwalters@0 40 %take the delay back:
tomwalters@0 41 siglen=getlength(sig);
tomwalters@0 42 sig=getpart(sig,abs(options.delay_correction),siglen);
tomwalters@0 43 sig=setstarttime(sig,start_time);
tomwalters@0 44
tomwalters@0 45 close(waithand);