@jxstjh/jhvideo/dist/utils/AudioEncodeProcessor.worklet.js

HTML5 jhvideo base on MPEG2-TS Stream Player

var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        if (typeof b !== "function" && b !== null)
            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
/**
 * ResampleProcessor
 */
import PCMProcessor from './pcm-processor.js';
var AudioEncodeProcessor = /** @class */ (function (_super) {
    __extends(AudioEncodeProcessor, _super);
    function AudioEncodeProcessor(options) {
        var _this = _super.call(this) || this;
        // console.log(...arguments)
        var processorOptions = options.processorOptions;
        _this._processor = new PCMProcessor(processorOptions, function (samples) {
            _this.port.postMessage(samples);
        });
        return _this;
    }
    AudioEncodeProcessor.prototype.process = function (inputs, outputs, parameters) {
        var input = inputs[0];
        if (input.length === 0)
            return true;
        var chunk = input[0];
        if (chunk[0] === 0)
            return true;
        // console.log(inputs, outputs, parameters)
        // 可在此将PCM原始音频数据传递给主线程进行其他操作，如写文件等。
        // this.port.postMessage({ type: 'origin', inputs })
        // 加工处理PCM音频数据
        this._processor.input(chunk);
        return true;
    };
    return AudioEncodeProcessor;
}(AudioWorkletProcessor));
registerProcessor('AudioEncodeProcessor', AudioEncodeProcessor);
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