Filtro corretto

AccordaGUItar/Audio/Audio.cs

@@ -51,8 +51,10 @@ private double CalculateFrequencyFromFFT(double[] buffer)
                                             .OrderByDescending(x => x.Value)
                                             .First().Index;
 
-            double frequency = indexOfMaxValue * sampleRate / buffer.Length;
-            return frequency;
+            double fundamentalFrequency = indexOfMaxValue * sampleRate / buffer.Length;
+
+            // Trova la prima armonica            
+            return fundamentalFrequency;
         }
 
         private void WaveIn_DataAvailable(object sender, WaveInEventArgs e)
@@ -66,7 +68,7 @@ private void WaveIn_DataAvailable(object sender, WaveInEventArgs e)
             if (maxVolume > volumeThreshold)
             {
                 double frequency = CalculateFrequencyFromFFT(buffer);
-                float cutoffFrequency = (float)(frequency * 0.3); // filtraggio
+                float cutoffFrequency = (float)(frequency * 0.1); // filtraggio
 
                 BiQuadFilter filter = BiQuadFilter.LowPassFilter(sampleRate, cutoffFrequency, 1.0f);
                 for (int i = 0; i < buffer.Length; i++)
@@ -90,19 +92,6 @@ public List<string> ElencaDispositiviIngresso()
             return dispositivi;
         }
 
-        private double[] CalculateAutocorrelation(double[] buffer)
-        {
-            double[] autocorrelation = new double[buffer.Length];
-            for (int lag = 0; lag < buffer.Length; lag++)
-            {
-                for (int i = 0; i < buffer.Length - lag; i++)
-                {
-                    autocorrelation[lag] += buffer[i] * buffer[i + lag];
-                }
-            }
-            return autocorrelation;
-        }
-
         private void StartRecording()
         {
             waveIn.StartRecording();

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar.AssemblyInfo.cs

@@ -14,7 +14,7 @@
 [assembly: System.Reflection.AssemblyCompanyAttribute("AccordaGUItar")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+1c2d8ba0406a79032ef1ca5f04a4d8bc352998e3")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+423932ab85a031c1c9e1217ac4ce828c855ceeed")]
 [assembly: System.Reflection.AssemblyProductAttribute("AccordaGUItar")]
 [assembly: System.Reflection.AssemblyTitleAttribute("AccordaGUItar")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar.AssemblyInfoInputs.cache

@@ -1 +1 @@
-01e2783b3992a43aef24da379b388bc0ec2427e2447eac33aabf0ff575ce792f
+5957dd53353ba02abe1c70c51b2093ce0093b42fac294f0073ad70f8bde38acf

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar.sourcelink.json

@@ -1 +1 @@
-{"documents":{"C:\\Users\\Giacomo\\source\\repos\\accorda\\*":"https://raw.githubusercontent.com/gpicchiarelli/accorda/1c2d8ba0406a79032ef1ca5f04a4d8bc352998e3/*"}}
+{"documents":{"C:\\Users\\Giacomo\\source\\repos\\accorda\\*":"https://raw.githubusercontent.com/gpicchiarelli/accorda/423932ab85a031c1c9e1217ac4ce828c855ceeed/*"}}

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_2r35qcdd_wpftmp.AssemblyInfo.cs

@@ -0,0 +1,25 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     Il codice è stato generato da uno strumento.
+//     Versione runtime:4.0.30319.42000
+//
+//     Le modifiche apportate a questo file possono provocare un comportamento non corretto e andranno perse se
+//     il codice viene rigenerato.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+423932ab85a031c1c9e1217ac4ce828c855ceeed")]
+[assembly: System.Reflection.AssemblyProductAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyTitleAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+[assembly: System.Runtime.Versioning.TargetPlatformAttribute("Windows7.0")]
+[assembly: System.Runtime.Versioning.SupportedOSPlatformAttribute("Windows7.0")]
+
+// Generato dalla classe WriteCodeFragment di MSBuild.
+

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_2r35qcdd_wpftmp.AssemblyInfoInputs.cache

@@ -0,0 +1 @@
+5957dd53353ba02abe1c70c51b2093ce0093b42fac294f0073ad70f8bde38acf

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_2r35qcdd_wpftmp.GeneratedMSBuildEditorConfig.editorconfig

@@ -0,0 +1,13 @@
+is_global = true
+build_property.TargetFramework = net8.0-windows7.0
+build_property.TargetPlatformMinVersion = 7.0
+build_property.UsingMicrosoftNETSdkWeb = 
+build_property.ProjectTypeGuids = 
+build_property.InvariantGlobalization = 
+build_property.PlatformNeutralAssembly = 
+build_property.EnforceExtendedAnalyzerRules = 
+build_property._SupportedPlatformList = Linux,macOS,Windows
+build_property.RootNamespace = AccordaGUItar_2r35qcdd_wpftmp
+build_property.ProjectDir = C:\Users\Giacomo\source\repos\accorda\AccordaGUItar\
+build_property.EnableComHosting = 
+build_property.EnableGeneratedComInterfaceComImportInterop = 

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_2r35qcdd_wpftmp.sourcelink.json

@@ -0,0 +1 @@
+{"documents":{"C:\\Users\\Giacomo\\source\\repos\\accorda\\*":"https://raw.githubusercontent.com/gpicchiarelli/accorda/423932ab85a031c1c9e1217ac4ce828c855ceeed/*"}}

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_cdg3mu2m_wpftmp.AssemblyInfo.cs

@@ -0,0 +1,25 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     Il codice è stato generato da uno strumento.
+//     Versione runtime:4.0.30319.42000
+//
+//     Le modifiche apportate a questo file possono provocare un comportamento non corretto e andranno perse se
+//     il codice viene rigenerato.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+423932ab85a031c1c9e1217ac4ce828c855ceeed")]
+[assembly: System.Reflection.AssemblyProductAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyTitleAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+[assembly: System.Runtime.Versioning.TargetPlatformAttribute("Windows7.0")]
+[assembly: System.Runtime.Versioning.SupportedOSPlatformAttribute("Windows7.0")]
+
+// Generato dalla classe WriteCodeFragment di MSBuild.
+

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_cdg3mu2m_wpftmp.AssemblyInfoInputs.cache

@@ -0,0 +1 @@
+5957dd53353ba02abe1c70c51b2093ce0093b42fac294f0073ad70f8bde38acf

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_cdg3mu2m_wpftmp.GeneratedMSBuildEditorConfig.editorconfig

@@ -0,0 +1,13 @@
+is_global = true
+build_property.TargetFramework = net8.0-windows7.0
+build_property.TargetPlatformMinVersion = 7.0
+build_property.UsingMicrosoftNETSdkWeb = 
+build_property.ProjectTypeGuids = 
+build_property.InvariantGlobalization = 
+build_property.PlatformNeutralAssembly = 
+build_property.EnforceExtendedAnalyzerRules = 
+build_property._SupportedPlatformList = Linux,macOS,Windows
+build_property.RootNamespace = AccordaGUItar_cdg3mu2m_wpftmp
+build_property.ProjectDir = C:\Users\Giacomo\source\repos\accorda\AccordaGUItar\
+build_property.EnableComHosting = 
+build_property.EnableGeneratedComInterfaceComImportInterop = 

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_cdg3mu2m_wpftmp.sourcelink.json

@@ -0,0 +1 @@
+{"documents":{"C:\\Users\\Giacomo\\source\\repos\\accorda\\*":"https://raw.githubusercontent.com/gpicchiarelli/accorda/423932ab85a031c1c9e1217ac4ce828c855ceeed/*"}}

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_mohhar3v_wpftmp.AssemblyInfo.cs

@@ -0,0 +1,25 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     Il codice è stato generato da uno strumento.
+//     Versione runtime:4.0.30319.42000
+//
+//     Le modifiche apportate a questo file possono provocare un comportamento non corretto e andranno perse se
+//     il codice viene rigenerato.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+423932ab85a031c1c9e1217ac4ce828c855ceeed")]
+[assembly: System.Reflection.AssemblyProductAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyTitleAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+[assembly: System.Runtime.Versioning.TargetPlatformAttribute("Windows7.0")]
+[assembly: System.Runtime.Versioning.SupportedOSPlatformAttribute("Windows7.0")]
+
+// Generato dalla classe WriteCodeFragment di MSBuild.
+

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_mohhar3v_wpftmp.AssemblyInfoInputs.cache

@@ -0,0 +1 @@
+5957dd53353ba02abe1c70c51b2093ce0093b42fac294f0073ad70f8bde38acf

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_mohhar3v_wpftmp.GeneratedMSBuildEditorConfig.editorconfig

@@ -0,0 +1,13 @@
+is_global = true
+build_property.TargetFramework = net8.0-windows7.0
+build_property.TargetPlatformMinVersion = 7.0
+build_property.UsingMicrosoftNETSdkWeb = 
+build_property.ProjectTypeGuids = 
+build_property.InvariantGlobalization = 
+build_property.PlatformNeutralAssembly = 
+build_property.EnforceExtendedAnalyzerRules = 
+build_property._SupportedPlatformList = Linux,macOS,Windows
+build_property.RootNamespace = AccordaGUItar_mohhar3v_wpftmp
+build_property.ProjectDir = C:\Users\Giacomo\source\repos\accorda\AccordaGUItar\
+build_property.EnableComHosting = 
+build_property.EnableGeneratedComInterfaceComImportInterop = 

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_mohhar3v_wpftmp.sourcelink.json

@@ -0,0 +1 @@
+{"documents":{"C:\\Users\\Giacomo\\source\\repos\\accorda\\*":"https://raw.githubusercontent.com/gpicchiarelli/accorda/423932ab85a031c1c9e1217ac4ce828c855ceeed/*"}}

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_xt1zdsq0_wpftmp.AssemblyInfo.cs

@@ -0,0 +1,25 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     Il codice è stato generato da uno strumento.
+//     Versione runtime:4.0.30319.42000
+//
+//     Le modifiche apportate a questo file possono provocare un comportamento non corretto e andranno perse se
+//     il codice viene rigenerato.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+423932ab85a031c1c9e1217ac4ce828c855ceeed")]
+[assembly: System.Reflection.AssemblyProductAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyTitleAttribute("AccordaGUItar")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+[assembly: System.Runtime.Versioning.TargetPlatformAttribute("Windows7.0")]
+[assembly: System.Runtime.Versioning.SupportedOSPlatformAttribute("Windows7.0")]
+
+// Generato dalla classe WriteCodeFragment di MSBuild.
+

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_xt1zdsq0_wpftmp.AssemblyInfoInputs.cache

@@ -0,0 +1 @@
+5957dd53353ba02abe1c70c51b2093ce0093b42fac294f0073ad70f8bde38acf

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_xt1zdsq0_wpftmp.GeneratedMSBuildEditorConfig.editorconfig

@@ -0,0 +1,13 @@
+is_global = true
+build_property.TargetFramework = net8.0-windows7.0
+build_property.TargetPlatformMinVersion = 7.0
+build_property.UsingMicrosoftNETSdkWeb = 
+build_property.ProjectTypeGuids = 
+build_property.InvariantGlobalization = 
+build_property.PlatformNeutralAssembly = 
+build_property.EnforceExtendedAnalyzerRules = 
+build_property._SupportedPlatformList = Linux,macOS,Windows
+build_property.RootNamespace = AccordaGUItar_xt1zdsq0_wpftmp
+build_property.ProjectDir = C:\Users\Giacomo\source\repos\accorda\AccordaGUItar\
+build_property.EnableComHosting = 
+build_property.EnableGeneratedComInterfaceComImportInterop = 

AccordaGUItar/obj/Debug/net8.0-windows7.0/AccordaGUItar_xt1zdsq0_wpftmp.sourcelink.json

@@ -0,0 +1 @@
+{"documents":{"C:\\Users\\Giacomo\\source\\repos\\accorda\\*":"https://raw.githubusercontent.com/gpicchiarelli/accorda/423932ab85a031c1c9e1217ac4ce828c855ceeed/*"}}