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import { BasicSample } from "../basic_soundfont/basic_sample.js";
export class DLSSample extends BasicSample
{
/**
* in decibels of attenuation, WITHOUT EMU CORRECTION
* @type {number}
*/
sampleDbAttenuation;
/**
* @type {Float32Array}
*/
sampleData;
/**
* @param name {string}
* @param rate {number}
* @param pitch {number}
* @param pitchCorrection {number}
* @param loopStart {number} sample data points
* @param loopEnd {number} sample data points
* @param data {Float32Array}
* @param sampleDbAttenuation {number} in db
*/
constructor(
name,
rate,
pitch,
pitchCorrection,
loopStart,
loopEnd,
data,
sampleDbAttenuation
)
{
super(
name,
rate,
pitch,
pitchCorrection,
0,
1,
loopStart,
loopEnd
);
this.sampleData = data;
this.sampleDbAttenuation = sampleDbAttenuation;
}
getAudioData()
{
return this.sampleData;
}
getRawData()
{
if (this.isCompressed)
{
if (!this.compressedData)
{
throw new Error("Compressed but no data?? This shouldn't happen!!");
}
return this.compressedData;
}
return super.getRawData();
// const uint8 = new Uint8Array(this.sampleData.length * 2);
// for (let i = 0; i < this.sampleData.length; i++)
// {
// const sample = Math.floor(this.sampleData[i] * 32768);
// uint8[i * 2] = sample & 0xFF; // lower byte
// uint8[i * 2 + 1] = (sample >> 8) & 0xFF; // upper byte
// }
// return uint8;
}
} |