diff options
Diffstat (limited to 'octave/pitch_test.m')
| -rw-r--r-- | octave/pitch_test.m | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/octave/pitch_test.m b/octave/pitch_test.m deleted file mode 100644 index 3fe0d1a..0000000 --- a/octave/pitch_test.m +++ /dev/null @@ -1,39 +0,0 @@ -% pitch_test.m -% David Rowe Sep 2009 -% Constructs a sequence to test the pitch estimator - -function pitch_test(samname) - M=320; - F=200; - - fs=fopen(samname,"wb"); - - f0 = 100; - for f=1:200 - Wo=2*pi*f0/8000; - P=2*pi/Wo; - L = floor(pi/Wo); - A = 10000/L; - phi = zeros(1,L); - s = zeros(1,M); - - for m=1:L - s = s + A*cos(m*Wo*(0:(M-1)) + phi(m)); - endfor - - figure(1); - clf; - plot(s); - - fwrite(fs,s,"short"); - - f0 = f0 + 5; - if (f0 > 400) - f0 = 100; - endif - endfor - - fclose(fs); - -endfunction - |
