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sloop.js
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sloop.js
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module.exports = function(buffer, start, duration, sampleLength){
var isBuffer = Buffer.isBuffer(buffer)
var sampler;
function bufferSampler(){
if(sampler.index >= sampler.duration) sampler.index = 0// sampler.start;
var sample = sampler.buffer.slice(sampler.index, sampler.index + sampler.sampleLength);
sampler.index += sampler.sampleLength;
return sample
}
function typedArraySampler(){
if(sampler.index >= sampler.duration) sampler.index = 0;
var sample = sampler.buffer.subarray(sampler.index, sampler.index + sampler.sampleLength);
sampler.index += sampler.sampleLength;
return sample
}
if(!isBuffer){
sampler = typedArraySampler
}
else sampler = bufferSampler
sampler.start = start;
sampler.duration = duration * sampleLength;
sampler.sampleLength = sampleLength
sampler.index = sampler.start + sampler.index;
sampler.buffer = buffer;
return sampler;
}