update see revision.md

AudioTuner.cpp

@@ -40,7 +40,7 @@ void AudioTuner::update( void ) {
     }
     
     /**
-     *  "factor" is the new block size calculatedby
+     *  "factor" is the new block size calculated by
      *  the decimated shift to incremnt the buffer
      *  address.
      */
@@ -86,8 +86,7 @@ void AudioTuner::process( int16_t *p ) {
         int16_t * lag = p + tau;
         // unrolling the inner loop by 8
         blkCnt = inner_cycles >> 3;
-        do
-        {
+        do {
             // a(n), b(n), c(n), d(n) each hold two samples
             a1 = *__SIMD32( cur )++;
             a2 = *__SIMD32( cur )++;
@@ -247,9 +246,10 @@ float AudioTuner::probability( void ) {
 }
 
 /**
- *  Initialise parameters.
+ *  New LP coeffients for decimation.
  *
- *  @param thresh    Allowed uncertainty
+ *  @param p    array pointer of coeffients.
+ *  @param n    array size.
  */
 void AudioTuner::coeff( int16_t *p, int n ) {
     //coeff_size = n;
@@ -267,3 +267,14 @@ void AudioTuner::threshold( float p ) {
     yin_threshold = p;
     __enable_irq( );
 }
+
+/**
+ *  disable yin from processing data, use begin to start back up
+ *
+ *  @return none
+ */
+void disable( void ) {
+    __disable_irq( );
+    enabled = false;
+    __enable_irq( );
+}

AudioTuner.h

@@ -133,6 +133,13 @@ private:
      */
     void process( int16_t *p );
     
+    /**
+     *  disable yin
+     *
+     *  @return none
+     */
+    void disable( void );
+    
     /**
      *  Variables
      */

README.md

@@ -1,5 +1,5 @@
 <p align="center">
-    <b>Guitar and Bass Tuner Library v3.1</b><br>
+    <b>Guitar and Bass Tuner Library v3.2</b><br>
     <b>Teensy 3.1/2</b><br>
 </p>
 

library.properties

@@ -1,5 +1,5 @@
 name=AudioTuner
-version=3.1
+version=3.2
 author=Colin Duffy
 maintainer=Colin Duffy
 sentence=Yin algorithm

revision.md

@@ -1,3 +1,6 @@
+><b>Updated (1/12/18 v3.2)</b><br>
+* Added disable function.<br>
+
 ><b>Updated (12/7/17 v3.1)</b><br>
 * Fix wrong include.<br>