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function(e){e.exports=function(e,t){t=t||{};var a,n,o,s,i,l,c,u,f,h=e.numberOfChannels,d=e.sampleRate,m=t.float32?3:1;return a=2===h?function(e,r){for(var t=e.length+r.length,a=new Float32Array(t),n=0,o=0;n<t;)a[n++]=e[o],a[n++]=r[o],o++;return a}(e.getChannelData(0),e.getChannelData(1)):e.getChannelData(0),n=m,o=d,c=(s=h)*(l=(i=3===m?32:16)/8),r(f=new DataView(u=new ArrayBuffer(44+a.length*l)),0,"RIFF"),f.setUint32(4,36+a.length*l,!0),r(f,8,"WAVE"),r(f,12,"fmt "),f.setUint32(16,16,!0),f.setUint16(20,n,!0),f.setUint16(22,s,!0),f.setUint32(24,o,!0),f.setUint32(28,o*c,!0),f.setUint16(32,c,!0),f.setUint16(34,i,!0),r(f,36,"data"),f.setUint32(40,a.length*l,!0),1===n?function(e,r,t){for(var a=0;a<t.length;a++,r+=2){var n=Math.max(-1,Math.min(1,t[a]));e.setInt16(r,n<0?32768*n:32767*n,!0)}}(f,44,a):function(e,r,t){for(var a=0;a<t.length;a++,r+=4)e.setFloat32(r,t[a],!0)}(f,44,a),u};function r(e,r,t){for(var a=0;a<t.length;a++)e.setUint8(r+a,t.charCodeAt(a))}}