Merge branch 'develop'

# Conflicts:
#	Package.resolved

.github/PULL_REQUEST_TEMPLATE.md

@@ -2,4 +2,4 @@
 
 Try to make sure your changes conform to the [Swift API Design Guidelines](https://swift.org/documentation/api-design-guidelines/). If you have 40 minutes you'd like to have well-spent, watch [Modern Swift API Design](https://developer.apple.com/videos/play/wwdc2019/415/) from WWDC 2019.
 
-Ready to send us a pull request? Please make sure your request is based on the a `develop` branch of the repository since `main` should only hold stable releases.
+Ready to send us a pull request? Please make sure your request is based on the `develop` branch of the repository since `main` should only hold stable releases.

Package.resolved

@@ -6,17 +6,17 @@
         "repositoryURL": "https://github.com/AudioKit/AudioKit",
         "state": {
           "branch": null,
-          "revision": "8c19f5e377d00603ecb8f2af30b7e9dd96d05a95",
-          "version": "5.3.1"
+          "revision": "110d2dfa0b798f76349922fdd1d23d660a16dc37",
+          "version": "5.4.0"
         }
       },
       {
         "package": "AudioKitEX",
         "repositoryURL": "https://github.com/AudioKit/AudioKitEX",
         "state": {
           "branch": null,
-          "revision": "0e171a63cf225b587fc8ce797b42249076453643",
-          "version": "5.3.1"
+          "revision": "b66fb1e2922611ac0c5a7ac5bbe2731f9b5ce38b",
+          "version": "5.4.0"
         }
       },
       {

Package.swift

@@ -9,8 +9,8 @@ let package = Package(
     products: [.library(name: "SoundpipeAudioKit", targets: ["SoundpipeAudioKit"])],
     dependencies: [
         .package(url: "https://github.com/AudioKit/KissFFT", from: "1.0.0"),
-        .package(url: "https://github.com/AudioKit/AudioKit", from: "5.3.0"),
-        .package(url: "https://github.com/AudioKit/AudioKitEX", from: "5.3.0"),
+        .package(url: "https://github.com/AudioKit/AudioKit", from: "5.4.0"),
+        .package(url: "https://github.com/AudioKit/AudioKitEX", from: "5.4.0"),
     ],
     targets: [
         .target(name: "Soundpipe",

README.md

@@ -34,7 +34,7 @@ You can AudioKit and any of the other AudioKit libraries using Collections
 |--------------------|-------------------------------------------------------------|---------------|
 | SoundpipeAudioKit  | API for using Soundpipe-powered Audio Units                 | Swift         |
 | CSoundpipeAudioKit | Audio Units for the Soundpipe DSP                           | Objective-C++ |
-| Soundpipe          | Low-level DSP for oscillators, physcial models, and effects | C             |
+| Soundpipe          | Low-level DSP for oscillators, physical models, and effects | C             |
 
 ## Generators / Instruments
 

Sources/Soundpipe/modules/foo.c

@@ -23,7 +23,7 @@ int sp_foo_destroy(sp_foo **p)
 
 int sp_foo_init(sp_data *sp, sp_foo *p)
 {
-    /* Initalize variables here. */
+    /* Initialize variables here. */
     p->bar = 123;
     return SP_OK;
 }

Sources/Soundpipe/modules/ftbl.c

@@ -162,7 +162,7 @@ int sp_gen_line(sp_data *sp, sp_ftbl *ft, const char *argstring)
         y2 = args->tbl[i + 1];
 
         if(x2 < x1) {
-            fprintf(stderr, "Error: x coordiates must be sequential!\n");
+            fprintf(stderr, "Error: x coordinates must be sequential!\n");
             break;
         }
 
@@ -215,7 +215,7 @@ int sp_gen_xline(sp_data *sp, sp_ftbl *ft, const char *argstring)
         y2 = args->tbl[i + 1];
 
         if(x2 < x1) {
-            fprintf(stderr, "Error: x coordiates must be sequential!\n");
+            fprintf(stderr, "Error: x coordinates must be sequential!\n");
             break;
         }
 

Sources/Soundpipe/modules/mincer.c

@@ -157,7 +157,7 @@ int sp_mincer_compute(sp_data *sp, sp_mincer *p, SPFLOAT *in2, SPFLOAT *out)
 
             /* window it */
             fwin[i] = insig * win[i];
-            /* back windo, bwin */
+            /* back window, bwin */
             post = (int) (pos - hsize*pitch);
             post *= 1;
             post += 0;

Sources/Soundpipe/modules/randi.c

@@ -64,7 +64,7 @@ int sp_randi_init(sp_data *sp, sp_randi *p)
         p->num2 = sp_randGab;
         p->dfdmax = (p->num2 - p->num1) / SP_FT_MAXLEN * 1.0;
         break;
-    default: /* old behaviour as developped by Gabriel */
+    default: /* old behaviour as developed by Gabriel */
         p->num1 = p->num2 = 0.0;
         p->dfdmax = 0.0;
     }

Sources/Soundpipe/modules/thresh.c

@@ -15,7 +15,7 @@ int sp_thresh_destroy(sp_thresh **p)
 
 int sp_thresh_init(sp_data *sp, sp_thresh *p)
 {
-    /* Initalize variables here. */
+    /* Initialize variables here. */
     p->init = 1;
     p->mode = 0;
     p->prev = 0;

Sources/Soundpipe/modules/wpkorg35.c

@@ -1,8 +1,8 @@
 /*
  * WPKorg35
  *
- * This is a filter based off of an implemenation the Korg35 filter by Will
- * Pirke. It has been ported from the CCRMA chugin by the same name.
+ * This is a filter based off of an implementation of the Korg35 filter
+ * by Will Pirke. It has been ported from the CCRMA chugin by the same name.
  *
  */
 

Sources/SoundpipeAudioKit/Effects/ChowningReverb.swift

@@ -6,7 +6,7 @@ import AudioKit
 import AudioKitEX
 import CAudioKitEX
 
-/// This is was built using the JC reverb implentation found in FAUST.
+/// This is was built using the JC reverb implementation found in FAUST.
 /// According to the source code, the specifications for this implementation were
 /// found on an old SAIL DART backup tape.
 /// 

Sources/SoundpipeAudioKit/Effects/FormantFilter.swift

@@ -48,13 +48,13 @@ public class FormantFilter: Node {
     /// Specification details for decayDuration
     public static let decayDurationDef = NodeParameterDef(
         identifier: "decayDuration",
-        name: "Impulse reponse decay time (Seconds)",
+        name: "Impulse response decay time (Seconds)",
         address: akGetParameterAddress("FormantFilterParameterDecayDuration"),
         defaultValue: 0.04,
         range: 0.0 ... 0.1,
         unit: .seconds)
 
-    /// Impulse reponse decay time (in seconds)
+    /// Impulse response decay time (in seconds)
     @Parameter(decayDurationDef) public var decayDuration: AUValue
 
     // MARK: - Initialization
@@ -65,7 +65,7 @@ public class FormantFilter: Node {
     ///   - input: Input node to process
     ///   - centerFrequency: Center frequency.
     ///   - attackDuration: Impulse response attack time (in seconds).
-    ///   - decayDuration: Impulse reponse decay time (in seconds)
+    ///   - decayDuration: Impulse response decay time (in seconds)
     ///
     public init(
         _ input: Node,

Sources/SoundpipeAudioKit/PitchTap.swift

@@ -56,7 +56,7 @@ public class PitchTap: BaseTap {
         }
     }
 
-    /// Overide this method to handle Tap in derived class
+    /// Override this method to handle Tap in derived class
     /// - Parameters:
     ///   - buffer: Buffer to analyze
     ///   - time: Unused in this case