From 086644237c0ed96383be68d4772623332d860473 Mon Sep 17 00:00:00 2001 From: Mick Grierson Date: Mon, 31 Oct 2011 17:10:28 +0000 Subject: ofxMaxim Examples updated. Tested on XCode 4 with ofxiPhone 007 and iOS 5 - everything works. --- .../ofxMaxim_example_mfccs/bin/data/additive2.wav | Bin 4752432 -> 0 bytes .../ofxMaxim_example_mfccs/bin/data/additive22.wav | Bin 4752428 -> 0 bytes .../ofxMaxim_example_mfccs/bin/data/beat2.wav | Bin 211140 -> 0 bytes .../bin/data/filterSweep.wav | Bin 3021872 -> 0 bytes .../bin/data/filterSweep2.wav | Bin 2475470 -> 0 bytes .../ofxMaxim_example_mfccs/bin/data/pinknoise.wav | Bin 943152 -> 0 bytes .../ofxMaxim_example_mfccs/bin/data/pinknoise2.wav | Bin 943148 -> 0 bytes .../ofxMaxim_example_mfccs/bin/data/scmfccs.rtf | 114 --------------------- .../bin/data/sinetest_stepping.wav | Bin 2355248 -> 0 bytes .../bin/data/sinetest_stepping2.wav | Bin 2355244 -> 0 bytes .../ofxMaxim_example_mfccs/bin/data/whitenoise.wav | Bin 716848 -> 0 bytes .../bin/data/whitenoise2.wav | Bin 716844 -> 0 bytes 12 files changed, 114 deletions(-) delete mode 100755 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive2.wav delete mode 100644 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive22.wav delete mode 100644 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/beat2.wav delete mode 100755 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep.wav delete mode 100644 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep2.wav delete mode 100755 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise.wav delete mode 100644 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise2.wav delete mode 100644 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/scmfccs.rtf delete mode 100755 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping.wav delete mode 100644 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping2.wav delete mode 100755 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise.wav delete mode 100644 ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise2.wav (limited to 'ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data') diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive2.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive2.wav deleted file mode 100755 index 55e1803..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive2.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive22.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive22.wav deleted file mode 100644 index a81de78..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/additive22.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/beat2.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/beat2.wav deleted file mode 100644 index c71cee6..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/beat2.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep.wav deleted file mode 100755 index 61c6f37..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep2.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep2.wav deleted file mode 100644 index 7a18ef6..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/filterSweep2.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise.wav deleted file mode 100755 index a98ffbd..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise2.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise2.wav deleted file mode 100644 index 5fc42f7..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/pinknoise2.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/scmfccs.rtf b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/scmfccs.rtf deleted file mode 100644 index 6991978..0000000 --- a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/scmfccs.rtf +++ /dev/null @@ -1,114 +0,0 @@ -{\rtf1\ansi\ansicpg1252\cocoartf1038\cocoasubrtf350 -{\fonttbl\f0\fswiss\fcharset0 Helvetica;\f1\fnil\fcharset0 Monaco;\f2\froman\fcharset0 Times-Roman; -} -{\colortbl;\red255\green255\blue255;\red0\green0\blue191;\red0\green0\blue0;\red191\green0\blue0; -\red0\green0\blue191;\red96\green96\blue96;\red96\green96\blue96;\red0\green115\blue0;} -\deftab560 -\pard\pardeftab560\ql\qnatural - -\f0\b\fs36 \cf2 MFCC\cf3 mel frequency cepstral coefficients -\b0 \ -\pard\pardeftab560\ql\qnatural - -\fs24 \cf3 \ - -\b #coeff1, coeff2, ... = \cf2 MFCC\cf3 .kr(chain, numcoeff=13) -\b0 \ -\ - -\b chain [fft] - -\b0 \cf2 Audio\cf3 input to track, which has been pre-analysed by the \cf2 FFT\cf3 \cf2 UGen\cf3 ; see examples below for the expected \cf2 FFT\cf3 size\ - -\b numcoeff [s] - -\b0 \cf2 Number\cf3 of coefficients, defaults to 13, maximum of 42; more efficient to use less of course! \ -\ -\cf2 Generates\cf3 a set of \cf2 MFCCs\cf3 ; these are obtained from a band-based frequency representation (using the \cf2 Mel\cf3 scale by default), and then a discrete cosine transform (\cf2 DCT\cf3 ). \cf2 The\cf3 \cf2 DCT\cf3 is an efficient approximation for principal components analysis, so that it allows a compression, or reduction of dimensionality, of the data, in \cf2 this\cf3 case reducing 42 band readings to a smaller set of \cf2 MFCCs\cf3 . \cf2 A\cf3 small number of features (the coefficients) end up describing the spectrum. \cf2 The\cf3 \cf2 MFCCs\cf3 are commonly used as timbral descriptors. \ -\ -\cf2 Output\cf3 values are somewhat normalised for the range 0.0 to 1.0, but there are no guarantees on exact conformance to \cf2 this\cf3 . \cf2 Commonly\cf3 , the first coefficient will be the highest value. \ -\ -\pard\pardeftab560\ql\qnatural - -\f1\fs18 \cf4 //Technical note: The 0th coefficient is not generated as it consists of multiplying all bands by 1 and summing\cf3 \ -\ -\ -\cf4 //assumes hop of half fftsize, fine\cf3 \ -b = \cf2 Buffer\cf3 .alloc(s,1024,1); \cf4 //for sampling rates 44100 and 48000\cf3 \ -\cf4 //b = Buffer.alloc(s,2048,1); //for sampling rates 88200 and 96000\cf3 \ -\cf0 d=\cf5 Buffer\cf0 .read(s,\cf5 Document\cf0 .current.dir ++ \cf6 "/pinknoise2.wav"\cf0 );\ -d=\cf5 Buffer\cf0 .read(s,\cf5 Document\cf0 .current.dir ++ \cf6 "/whitenoise2.wav"\cf0 );\ -\cf3 d=\cf2 Buffer\cf3 .read(s,\cf2 Document\cf3 .current.dir ++ \cf7 "/sinetest_stepping2.wav"\cf3 );\ -d.play\ -d\ -(\ -x= \{\ -\cf2 var\cf3 in, fft, array;\ -\ -in= \cf2 PlayBuf\cf3 .ar(1,d,\cf2 BufRateScale\cf3 .kr(d),1,0,1);\ -\ -\cf4 //in = SoundIn.ar(0); \cf3 \ -\ -fft = \cf2 FFT\cf3 (b, in, 512, 1);\ -\ -array=\cf2 MFCC\cf3 .kr(fft); \ -\ -array.size.postln; \ -\ -\cf2 Out\cf3 .kr(0,array); \ -\ -\cf2 Out\cf3 .ar(0,\cf2 Pan2\cf3 .ar(in)); \ -\}.play\ -)\ -\ -\ -c= \cf2 Bus\cf3 .new(\cf8 'control'\cf3 , 0, 13); \ -\ -\cf4 //poll coefficients\cf3 \ -c.getn(13,\{\cf2 arg\cf3 val; \{val.plot;\}.defer\}); \ -\ -\ -\ -\cf4 //Continuous graphical display of MFCC values; free routine before closing window\cf3 \ -\ -(\ -\cf2 var\cf3 ms; \ -\ -w=\cf2 Window\cf3 .new(\cf7 "Thirteen MFCC coefficients"\cf3 , \cf2 Rect\cf3 (200,400,700,300));\ -\ -ms= \cf2 MultiSliderView\cf3 .new(w, \cf2 Rect\cf3 (10,10,660,280));\ -\ -ms.value_(\cf2 Array\cf3 .fill(13,0.0));\ -ms.valueThumbSize_(40.0);\ -ms.indexThumbSize_(40.0);\ -ms.gap_(0);\ -\ -w.front;\ -\ -r= \{\ -\ -\cf2 inf\cf3 .do\{\ -\ -c.getn(13,\{\cf2 arg\cf3 val; val.postln; \{ms.value_(val*0.9)\}.defer\}); \ -\ -0.02.wait; \cf4 //25 frames per second\cf3 \ -\};\ -\ -\}.fork;\ -\ -)\ -\ -\ -\cf4 //tidy up\cf3 \ -(\ -r.stop;\ -b.free;\ -c.free;\ -x.free;\ -w.close;\ -)\ -\pard\pardeftab560\ql\qnatural - -\f2\fs32 \cf3 \ -\ -\ -\ -} \ No newline at end of file diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping.wav deleted file mode 100755 index f6d63a6..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping2.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping2.wav deleted file mode 100644 index feceaf5..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/sinetest_stepping2.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise.wav deleted file mode 100755 index 0c869b9..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise.wav and /dev/null differ diff --git a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise2.wav b/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise2.wav deleted file mode 100644 index e00db67..0000000 Binary files a/ofxMaxim/ofxMaximExamplesOSX/ofxMaxim_example_mfccs/bin/data/whitenoise2.wav and /dev/null differ -- cgit v1.3