Create README.md

wwwmarcos · Aug 11, 2021 · e88acbe · e88acbe
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diff --git a/README.md b/README.md
@@ -0,0 +1,7 @@
+# fft-audio-colors
+analyze sounds with FFT to detect bass using brower AudioContext API
+
+## how this works
+1. Create a copy from original selected audio
+2. Add some filters to this copy, this help to improve bass detection
+3. use [requestAnimationFrame](https://developer.mozilla.org/en-US/docs/Web/API/Window/requestAnimationFrame) to change screen colors based on bass
diff --git a/schetch.js b/schetch.js
@@ -77,13 +77,11 @@ function setup ({ audioCtx, player, filteredPlayer }) {
   const analyser = FFTAnalyser({ audioCtx })
   const filterAnalyser = FFTAnalyser({ audioCtx })
 
-  // connect filters
+  // connect filters and analyzsers
   filteredSrc.connect(lowPassFilter)
   lowPassFilter.connect(lowshelfFilter)
   lowshelfFilter.connect(gain)
   gain.connect(filterAnalyser)
-
-  // piping original audio with the audio output
   src.connect(analyser)
   analyser.connect(audioCtx.destination)