Google_Text_to_Speech/assets/Script/Helloworld.ts

const { ccclass, property } = cc._decorator;

@ccclass
export default class Helloworld extends cc.Component {

    protected onLoad(): void {
        let base64string: string = "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
        // this.Sound("data:audio/wav;base64," + base64string);
        this.GetSound("你好");
    }

    public Sound(src: string): HTMLAudioElement {
        let snd: HTMLAudioElement = new Audio(src);
        snd.play();
        return snd;
    }

    public GetSound(text: string) {
        let self: this = this;
        let data = JSON.stringify({
            "audioConfig": {
                "audioEncoding": "LINEAR16",
                "pitch": 0,
                "speakingRate": 1
            },
            "input": {
                "text": text
            },
            "voice": {
                "languageCode": "cmn-CN",
                "name": "cmn-CN-Wavenet-C"
            }
        });

        let xhr = new XMLHttpRequest();
        xhr.withCredentials = true;

        // xhr.addEventListener("readystatechange", function () {
        //     if (this.readyState === 4) {
        //         if (xhr.status >= 200 && xhr.status < 400) {
        //             let data: any = JSON.parse(this.responseText);
        //             self.Sound("data:audio/wav;base64," + data["audioContent"]);
        //         }
        //     }
        // });
        xhr.onreadystatechange = function (): void {
            if (xhr.readyState === 4) {
                if (xhr.status >= 200 && xhr.status < 400) {
                    let data: any = JSON.parse(this.responseText);
                    self.Sound("data:audio/wav;base64," + data["audioContent"]);
                }
            }
        };

        let apiKey = "AIzaSyCruaXR7Usg19RkAw5dc3iEfPSNdXJkhMA";
        xhr.open("POST", `https://texttospeech.googleapis.com/v1beta1/text:synthesize?key=${apiKey}`);
        xhr.setRequestHeader("Content-Type", "application/json");

        xhr.send(data);
    }
}