1.0Phil Schatzmannhttps://www.pschatzmann.ch/homepschatzmannhttps://www.pschatzmann.ch/home/author/pschatzmann/rich600338<blockquote class="wp-embedded-content" data-secret="BriQ8b0RAX"><a href="https://www.pschatzmann.ch/home/2023/05/21/adpcm-and-wav-files/">ADPCM and WAV Files</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.pschatzmann.ch/home/2023/05/21/adpcm-and-wav-files/embed/#?secret=BriQ8b0RAX" width="600" height="338" title="“ADPCM and WAV Files” — Phil Schatzmann" data-secret="BriQ8b0RAX" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.pschatzmann.ch/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://www.pschatzmann.ch/wp-content/uploads/2023/05/wav.png512512At the very beginning of my Arduino AudioTools project, I was providing a codec for WAV files. It was just handling PCM audio, so it just needed to read or write the header and then could just copy the audio data. In my last blog, I was writing that the […]