pitch tracking working on some basic level

Source/PluginProcessor.cpp

@@ -1,5 +1,6 @@
 #include "PluginProcessor.h"
 #include "PluginEditor.h"
+#include <math.h>
 
 LampshadeAudioProcessor::LampshadeAudioProcessor()
 #ifndef JucePlugin_PreferredChannelConfigurations
@@ -93,6 +94,7 @@ bool LampshadeAudioProcessor::isBusesLayoutSupported (const BusesLayout& layouts
 
 void LampshadeAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
 {
+    static float incrementer;
     const int totalNumInputChannels  = getTotalNumInputChannels();
     const int totalNumOutputChannels = getTotalNumOutputChannels();
 
@@ -106,12 +108,17 @@ void LampshadeAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffe
         buffer.clear(i, 0, buffer.getNumSamples());
 
     float pitch = myYin.getPitch(buffer.getWritePointer (0)); // returns Pitch in Hertz
-    printf("pitch: %f", pitch);
-    
-    for (int channel = 0; channel < totalNumInputChannels; ++channel) {
-        //float* channelData = buffer.getWritePointer (channel);
+    static float myPitch;
+    if(pitch > 0) { myPitch = pitch; }
     
+    float* channel1Data = buffer.getWritePointer (0);
+    float* channel2Data = buffer.getWritePointer (1);
+    for(int i=0; i < buffer.getNumSamples(); i++){
+        incrementer += (myPitch / 4000);
+        channel1Data[i] = sin(incrementer) * 0.1;
+        channel2Data[i] = channel1Data[i];
     }
+    printf("%f\n",channel1Data[0]);
 }
 
 bool LampshadeAudioProcessor::hasEditor() const

Source/Yin.cpp

@@ -1,12 +1,13 @@
 #include "Yin.h"
 #include <stdlib.h>
+#include <stdio.h>
 //#include "WProgram.h"
 
 void Yin::initialize(float yinSampleRate,int yinBufferSize){
 	bufferSize = yinBufferSize;
 	sampleRate = yinSampleRate;
 	halfBufferSize = bufferSize / 2;
-	threshold = 0.15;
+	threshold = 0.01;
 	probability = 0.0;
 	//initialize array and set it to zero
 	yinBuffer = (float *) malloc(sizeof(float)* halfBufferSize);
@@ -137,6 +138,7 @@ int Yin::absoluteThreshold(){
 			break;
 		}
 	}
+
 	// if no pitch found, tau => -1
 	if (tau == halfBufferSize || yinBuffer[tau] >= threshold) {
 		tau = -1;

test.RPP

@@ -1,4 +1,4 @@
-<REAPER_PROJECT 0.1 "5.40/OSX64" 1498529808
+<REAPER_PROJECT 0.1 "5.40/OSX64" 1498532532
   RIPPLE 0
   GROUPOVERRIDE 0 0 0
   AUTOXFADE 1
@@ -39,11 +39,11 @@
   TEMPOENVLOCKMODE 1
   ITEMMIX 0
   DEFPITCHMODE 589824
-  TAKELANE 1
+  TAKELANE 0
   SAMPLERATE 44100 0 0
   <RENDER_CFG
   >
-  LOCK 1
+  LOCK 16385
   <METRONOME 6 2
     VOL 0.25 0.125
     FREQ 800 1600 1
@@ -64,27 +64,13 @@
   MASTERHWOUT 0 0 1 0 0 0 0 -1
   MASTER_NCH 2 2
   MASTER_VOLUME 1 0 -1 -1 1
-  MASTER_FX 1
+  MASTER_FX 0
   MASTER_SEL 0
   <MASTERFXLIST
-    WNDRECT 34 368 639 377
+    WNDRECT 34 68 839 677
     SHOW 0
     LASTSEL 0
     DOCKED 0
-    BYPASS 0 0 0
-    <AU "AU: yourcompany: lampshade" "yourcompany: lampshade" "" 1635083896 1382378611 1298230901
-      6QMAAAAAAAACAAAAAQAAAAAAAAACAAAAAAAAAAIAAAABAAAAAAAAAAIAAAAAAAAAkgIAADw/eG1sIHZlcnNpb249IjEuMCIgZW5jb2Rpbmc9IlVURi04Ij8+CjwhRE9D
-      VFlQRSBwbGlzdCBQVUJMSUMgIi0vL0FwcGxlLy9EVEQgUExJU1QgMS4wLy9FTiIgImh0dHA6Ly93d3cuYXBwbGUuY29tL0RURHMvUHJvcGVydHlMaXN0LTEuMC5kdGQi
-      Pgo8cGxpc3QgdmVyc2lvbj0iMS4wIj4KPGRpY3Q+Cgk8a2V5PmRhdGE8L2tleT4KCTxkYXRhPgoJPC9kYXRhPgoJPGtleT5lbGVtZW50LW5hbWU8L2tleT4KCTxkaWN0
-      PgoJCTxrZXk+MTwva2V5PgoJCTxkaWN0PgoJCQk8a2V5PjA8L2tleT4KCQkJPHN0cmluZz5JbnB1dDwvc3RyaW5nPgoJCTwvZGljdD4KCQk8a2V5PjI8L2tleT4KCQk8
-      ZGljdD4KCQkJPGtleT4wPC9rZXk+CgkJCTxzdHJpbmc+T3V0cHV0PC9zdHJpbmc+CgkJPC9kaWN0PgoJPC9kaWN0PgoJPGtleT5tYW51ZmFjdHVyZXI8L2tleT4KCTxp
-      bnRlZ2VyPjEyOTgyMzA5MDE8L2ludGVnZXI+Cgk8a2V5Pm5hbWU8L2tleT4KCTxzdHJpbmc+VW50aXRsZWQ8L3N0cmluZz4KCTxrZXk+c3VidHlwZTwva2V5PgoJPGlu
-      dGVnZXI+MTM4MjM3ODYxMTwvaW50ZWdlcj4KCTxrZXk+dHlwZTwva2V5PgoJPGludGVnZXI+MTYzNTA4Mzg5NjwvaW50ZWdlcj4KCTxrZXk+dmVyc2lvbjwva2V5PgoJ
-      PGludGVnZXI+MDwvaW50ZWdlcj4KPC9kaWN0Pgo8L3BsaXN0PgoBAAAAAAAAAAAA
-    >
-    FLOATPOS 0 0 0 0
-    FXID {3568A34C-460C-D046-82F7-7D87378ABB20}
-    WAK 0
   >
   <MASTERPLAYSPEEDENV
     ACT 0
@@ -103,7 +89,7 @@
   <PROJBAY
   >
   <TRACK {0285AA2F-2341-854C-BBEE-985C6E7A9ADD}
-    NAME ""
+    NAME "0001 3-Audio"
     PEAKCOL 16576
     BEAT -1
     AUTOMODE 0
@@ -114,8 +100,8 @@
     BUSCOMP 0 0
     SHOWINMIX 1 0.6667 0.5 1 0.5 0 0 0
     FREEMODE 0
-    SEL 0
-    REC 1 0 0 0 0 0 0
+    SEL 1
+    REC 0 0 0 0 0 0 0
     VU 2
     TRACKHEIGHT 0 0
     INQ 0 0 0 0.5 100 0 0 100
@@ -126,7 +112,7 @@
     MIDIOUT -1
     MAINSEND 1 0
     <FXCHAIN
-      WNDRECT 125 469 639 376
+      WNDRECT 125 169 839 676
       SHOW 0
       LASTSEL 0
       DOCKED 0
@@ -140,5 +126,27 @@
       FXID {B7DD42FB-8D0E-C24C-924A-407EC4334EB7}
       WAK 0
     >
+    <ITEM
+      POSITION 0
+      SNAPOFFS 0
+      LENGTH 2.368
+      LOOP 1
+      ALLTAKES 0
+      FADEIN 1 0.01 0 1 0 0
+      FADEOUT 1 0.01 0 1 0 0
+      MUTE 0
+      SEL 0
+      IGUID {40DBFCD1-92BE-4748-9291-13EFE644D598}
+      IID 1
+      NAME "0001 3-Audio.wav"
+      VOLPAN 1 0 1 -1
+      SOFFS 0
+      PLAYRATE 1 1 0 -1 0 0.0025
+      CHANMODE 0
+      GUID {76289E0D-F3CA-8942-B926-B9E354D05BC9}
+      <SOURCE WAVE
+        FILE "test Project/Samples/Recorded/0001 3-Audio.wav"
+      >
+    >
   >
 >