Matt Bradshaw
6 年前
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extras/wav2sketch/.gitignore
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| @@ -0,0 +1,2 @@ | |||
| AudioSampleKick.cpp | |||
| AudioSampleKick.h | |||
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extras/wav2sketch/wav2sketch.html
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| </head> | |||
| <body> | |||
| <h1>Teensy Audio Wav2Sketch Utility</h1> | |||
| <p>Upload an audio file to convert it into Teensy audio format.</p> | |||
| <form> | |||
| <input id="audioFileChooser" name="audioFileChooser" type="file" accept="audio/*"> | |||
| </form> | |||
| <script type="text/javascript" src="wav2sketch.js"></script> | |||
| </body> | |||
| </html> | |||
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extras/wav2sketch/wav2sketch.js
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| alert("Hello!"); | |||
| var audioFileChooser = document.getElementById('audioFileChooser'); | |||
| audioFileChooser.addEventListener('change', readFile); | |||
| function readFile() { | |||
| // TODO: deal with multiple files | |||
| var fileReader = new FileReader(); | |||
| fileReader.readAsArrayBuffer(audioFileChooser.files[0]); | |||
| fileReader.addEventListener('load', function(ev) { | |||
| processFile(ev.target.result); | |||
| }); | |||
| } | |||
| function processFile(file) { | |||
| var context = new window.AudioContext(); | |||
| context.decodeAudioData(file, function(buffer) { | |||
| var source = context.createBufferSource(); | |||
| source.buffer = buffer; | |||
| source.loop = false; | |||
| source.connect(context.destination); | |||
| source.start(0); | |||
| }); | |||
| } | |||
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