site/node_modules/speech-rule-engine/js/audio/acss_renderer.js

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2024-10-14 06:09:33 +00:00
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.AcssRenderer = void 0;
const EngineConst = require("../common/engine_const");
const EventUtil = require("../common/event_util");
const AudioUtil = require("./audio_util");
const markup_renderer_1 = require("./markup_renderer");
class AcssRenderer extends markup_renderer_1.MarkupRenderer {
markup(descrs) {
this.setScaleFunction(-2, 2, 0, 10, 0);
const markup = AudioUtil.personalityMarkup(descrs);
const result = [];
const currentPers = { open: [] };
let pause = null;
let isString = false;
for (let i = 0, descr; (descr = markup[i]); i++) {
if (AudioUtil.isMarkupElement(descr)) {
AudioUtil.mergeMarkup(currentPers, descr);
continue;
}
if (AudioUtil.isPauseElement(descr)) {
if (isString) {
pause = AudioUtil.mergePause(pause, descr, Math.max);
}
continue;
}
const str = '"' + this.merge(descr.span) + '"';
isString = true;
if (pause) {
result.push(this.pause(pause));
pause = null;
}
const prosody = this.prosody_(currentPers);
result.push(prosody ? '(text (' + prosody + ') ' + str + ')' : str);
}
return '(exp ' + result.join(' ') + ')';
}
error(key) {
return '(error "' + EventUtil.Move.get(key) + '")';
}
prosodyElement(key, value) {
value = this.applyScaleFunction(value);
switch (key) {
case EngineConst.personalityProps.RATE:
return '(richness . ' + value + ')';
case EngineConst.personalityProps.PITCH:
return '(average-pitch . ' + value + ')';
case EngineConst.personalityProps.VOLUME:
return '(stress . ' + value + ')';
}
return '(value . ' + value + ')';
}
pause(pause) {
return ('(pause . ' +
this.pauseValue(pause[EngineConst.personalityProps.PAUSE]) +
')');
}
prosody_(pros) {
const keys = pros.open;
const result = [];
for (let i = 0, key; (key = keys[i]); i++) {
result.push(this.prosodyElement(key, pros[key]));
}
return result.join(' ');
}
}
exports.AcssRenderer = AcssRenderer;