Upload 4 files

app.js

@@ -0,0 +1,99 @@
+const demoapp = {
+    text: '讲个冷笑话吧，要很好笑的那种。',
+    recording: false,
+    asrWS: null,
+    currentText: null,
+    disabled: false,
+    elapsedTime: null,
+    logs: [{ idx: 0, text: 'Happily here at ruzhila.cn.' }],
+    async init() {
+    },
+    async dotts() {
+        let audioContext = new AudioContext({ sampleRate: 16000 })
+        await audioContext.audioWorklet.addModule('./audio_process.js')
+
+        const ws = new WebSocket('/tts');
+        ws.onopen = () => {
+            ws.send(this.text);
+        };
+        const playNode = new AudioWorkletNode(audioContext, 'play-audio-processor');
+        playNode.connect(audioContext.destination);
+
+        this.disabled = true;
+        ws.onmessage = async (e) => {
+            if (e.data instanceof Blob) {
+                e.data.arrayBuffer().then((arrayBuffer) => {
+                    const int16Array = new Int16Array(arrayBuffer);
+                    let float32Array = new Float32Array(int16Array.length);
+                    for (let i = 0; i < int16Array.length; i++) {
+                        float32Array[i] = int16Array[i] / 32768.;
+                    }
+                    playNode.port.postMessage({ message: 'audioData', audioData: float32Array });
+                });
+            } else {
+                this.elapsedTime = JSON.parse(e.data)?.elapsed;
+                this.disabled = false;
+            }
+        }
+    },
+
+    async stopasr() {
+        if (!this.asrWS) {
+            return;
+        }
+        this.asrWS.close();
+        this.asrWS = null;
+        this.recording = false;
+        if (this.currentText) {
+            this.logs.push({ idx: this.logs.length + 1, text: this.currentText });
+        }
+        this.currentText = null;
+
+    },
+
+    async doasr() {
+        const audioConstraints = {
+            video: false,
+            audio: true,
+        };
+
+        const mediaStream = await navigator.mediaDevices.getUserMedia(audioConstraints);
+
+        const ws = new WebSocket('/asr');
+        let currentMessage = '';
+
+        ws.onopen = () => {
+            this.logs = [];
+        };
+
+        ws.onmessage = (e) => {
+            const data = JSON.parse(e.data);
+            const { text, finished, idx } = data;
+
+            currentMessage = text;
+            this.currentText = text
+
+            if (finished) {
+                this.logs.push({ text: currentMessage, idx: idx });
+                currentMessage = '';
+                this.currentText = null
+            }
+        };
+
+        let audioContext = new AudioContext({ sampleRate: 16000 })
+        await audioContext.audioWorklet.addModule('./audio_process.js')
+
+        const recordNode = new AudioWorkletNode(audioContext, 'record-audio-processor');
+        recordNode.connect(audioContext.destination);
+        recordNode.port.onmessage = (event) => {
+            if (ws && ws.readyState === WebSocket.OPEN) {
+                const int16Array = event.data.data;
+                ws.send(int16Array.buffer);
+            }
+        }
+        const source = audioContext.createMediaStreamSource(mediaStream);
+        source.connect(recordNode);
+        this.asrWS = ws;
+        this.recording = true;
+    }
+}

audio_process.js

@@ -0,0 +1,45 @@
+class PlayerAudioProcessor extends AudioWorkletProcessor {
+    constructor() {
+        super();
+        this.buffer = new Float32Array();
+        this.port.onmessage = (event) => {
+            let newFetchedData = new Float32Array(this.buffer.length + event.data.audioData.length);
+            newFetchedData.set(this.buffer, 0);
+            newFetchedData.set(event.data.audioData, this.buffer.length);
+            this.buffer = newFetchedData;
+        };
+    }
+
+    process(inputs, outputs, parameters) {
+        const output = outputs[0];
+        const channel = output[0];
+        const bufferLength = this.buffer.length;
+        for (let i = 0; i < channel.length; i++) {
+            channel[i] = (i < bufferLength) ? this.buffer[i] : 0;
+        }
+        this.buffer = this.buffer.slice(channel.length);
+        return true;
+    }
+}
+
+class RecordAudioProcessor extends AudioWorkletProcessor {
+    constructor() {
+        super();
+    }
+
+    process(inputs, outputs, parameters) {
+        const channel = inputs[0][0];
+        if (!channel || channel.length === 0) {
+            return true;
+        }
+        const int16Array = new Int16Array(channel.length);
+        for (let i = 0; i < channel.length; i++) {
+            int16Array[i] = channel[i] * 32767;
+        }
+        this.port.postMessage({ data: int16Array });
+        return true
+    }
+}
+
+registerProcessor('play-audio-processor', PlayerAudioProcessor);
+registerProcessor('record-audio-processor', RecordAudioProcessor);

index.html

@@ -0,0 +1,179 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="icon" type="image/svg+xml" href="./voice.png" />
+    <script src="//cdn.tailwindcss.com?plugins=forms"></script>
+    <link href="https://cdn.jsdelivr.net/npm/tailwindcss@latest/dist/tailwind.min.css" rel="stylesheet">
+    <script src="//cdn.jsdelivr.net/npm/alpinejs@3.13.7/dist/cdn.min.js" defer></script>
+    <script src="./app.js"></script>
+    <title>voiceapi demo </title>
+    <style>
+        * {
+            margin: 0;
+            padding: 0;
+        }
+    </style>
+
+    <style type="text/tailwindcss">
+        .label { @apply text-gray-900 w-[50px] lg:w-20 }
+        .title{
+            @apply text-[16px] text-zinc-500 mx-2;
+        }
+
+        .select { @apply w-full rounded-md h-10 }
+
+        .round { @apply rounded border px-3 p-2 border-slate-300 placeholder-gray-400 placeholder:text-sm
+                        focus:bg-white focus:text-gray-900 focus:placeholder-gray-500 focus:outline-none
+                         focus:border-zinc-950 focus:border ring-0 focus:ring-0 text-gray-900 }
+
+        .checkbox { @apply ml-2 lg:ml-4 border focus:outline-none ring-0 focus:ring-gray-800 text-gray-900 }
+        .dash{ @apply border border-dashed border-zinc-200 flex flex-grow }
+
+        .button { @apply hover:bg-opacity-90 text-white font-bold py-1.5 px-6 rounded-full cursor-pointer }
+        .card { @apply bg-white shadow-sm rounded-xl border p-4 }
+
+
+    .animate-ping { 
+        animation: ping 2s cubic-bezier(0.5, 0.4, 0.2, 1) infinite;
+    }
+
+    @keyframes ping {
+        0% {
+            transform: scale(1);
+            opacity: 1;
+        }
+        50% {
+            transform: scale(1.2);
+            opacity: 0.7;
+        }
+        100% {
+            transform: scale(1);
+            opacity: 1;
+        }
+    }
+    </style>
+</head>
+
+<body>
+    <script>
+        async function initAudioWorklet() {
+            try {
+                // Check for browser support
+                if (!('AudioContext' in window) || !('audioWorklet' in AudioContext.prototype)) {
+                    console.error('Audio Worklet API is not supported in this browser.');
+                    return;
+                }
+
+                // Initialize AudioContext
+                const audioContext = new AudioContext();
+
+                // Add Audio Worklet module
+                await audioContext.audioWorklet.addModule('./audio_process.js');
+
+                console.log('Audio Worklet module added successfully.');
+                // Your code to use the Audio Worklet goes here
+
+            } catch (error) {
+                console.error('Error initializing Audio Worklet:', error);
+            }
+        }
+
+        // Initialize Audio Worklet when the page is loaded
+        window.addEventListener('load', initAudioWorklet);
+    </script>
+    <div x-data="demoapp">
+        <header class="bg-gray-900 py-4 px-5 lg:p-4 lg:px-10 text-white sticky top-0 z-20">
+            <div class="flex w-full justify-between items-center">
+                <p class="gap-x-3">
+                    <span>VoiceAPI Demo</span> /
+                    <a href="https://ruzhila.cn/?from=voiceapi_demo">ruzhila.cn</a>
+                </p>
+                <a target="_blank" href="https://github.com/ruzhila/voiceapi" class="hover:cursor-pointer">
+                    <svg t="1724996252746" class="icon" viewBox="0 0 1024 1024" version="1.1"
+                        xmlns="http://www.w3.org/2000/svg" p-id="" width="25" height="25">
+                        <path
+                            d="M512 12.64c-282.752 0-512 229.216-512 512 0 226.208 146.72 418.144 350.144 485.824 25.6 4.736 35.008-11.104 35.008-24.64 0-12.192-0.48-52.544-0.704-95.328-142.464 30.976-172.512-60.416-172.512-60.416-23.296-59.168-56.832-74.912-56.832-74.912-46.464-31.776 3.52-31.136 3.52-31.136 51.392 3.616 78.464 52.768 78.464 52.768 45.664 78.272 119.776 55.648 148.992 42.56 4.576-33.088 17.856-55.68 32.512-68.48-113.728-12.928-233.28-56.864-233.28-253.024 0-55.904 20-101.568 52.768-137.44-5.312-12.896-22.848-64.96 4.96-135.488 0 0 43.008-13.76 140.832 52.48 40.832-11.36 84.64-17.024 128.16-17.248 43.488 0.192 87.328 5.888 128.256 17.248 97.728-66.24 140.64-52.48 140.64-52.48 27.872 70.528 10.336 122.592 5.024 135.488 32.832 35.84 52.704 81.536 52.704 137.44 0 196.64-119.776 239.936-233.792 252.64 18.368 15.904 34.72 47.04 34.72 94.816 0 68.512-0.608 123.648-0.608 140.512 0 13.632 9.216 29.6 35.168 24.576 203.328-67.776 349.856-259.616 349.856-485.76 0-282.784-229.248-512-512-512z"
+                            fill="#ffffff"></path>
+                    </svg>
+                </a>
+            </div>
+        </header>
+
+        <div class="flex px-6 gap-x-10 w-full max-w-7xl mx-auto">
+            <div class="relative flex flex-col items-center w-1/3 py-10">
+                <div class="w-full">
+                    <textarea x-model="text" class="round p-4 w-full h-[36rem] text-sm"
+                        placeholder="Enter text here"></textarea>
+                </div>
+
+                <div>
+                    <button @click="dotts" :disabled="disabled"
+                        class="button bg-gray-900 flex items-center gap-x-2 mt-6">
+                        <span>Speak</span>
+                        <svg t="1726215464577" class="icon" viewBox="0 0 1024 1024" version="1.1"
+                            xmlns="http://www.w3.org/2000/svg" p-id="4263" width="20" height="20">
+                            <path
+                                d="M830.450526 853.759999q-11.722105 8.791579-27.351579 8.791579-19.536842 0-33.701053-14.164211t-14.164211-33.701053q0-21.490526 
+                   16.606316-36.143158 0.976842-0.976842 1.953684-1.465263t1.953684-1.465263l0.976842-0.976842q27.351579-18.56 50.795789-43.957895t41.027368-55.191579 27.351579-63.494737 9.768421-69.84421q0-73.263158-37.12-133.827368t-92.8-99.637895q-20.513684-14.652632-20.513684-39.073684 0-19.536842 14.164211-33.701053t33.701053-14.164211q16.606316 0 29.305263 10.745263 36.143158 25.397895 67.402105 59.098947t53.726316 73.263158 35.166316 84.496842 12.698947 92.8q0 48.842105-12.698947 93.776842t-35.654737 84.985263-54.214737 73.751579-68.378947 59.098947zM775.747368 415.157894q20.513684 28.328421 32.72421 57.145263t12.210526 69.84421q0 39.073684-12.698947 70.332632t-32.235789 56.656842q-7.814737 10.745263-16.606316 19.048421t-22.467368 8.303158q-17.583158 0-29.793684-12.698947t-12.210526-30.282105q0-7.814737 2.930526-15.629474l-0.976842 0q4.884211-10.745263 11.722105-20.513684t13.187368-20.025263 10.745263-23.444211 4.395789-31.747368q0-17.583158-4.395789-30.770526t-10.745263-23.932632-13.187368-20.513684-10.745263-20.513684q-2.930526-6.837895-2.930526-15.629474 0-17.583158 12.210526-30.282105t29.793684-12.698947q13.675789 0 22.467368 8.303158t16.606316 19.048421zM460.227368 995.402104q-49.818947-44.934737-105.498947-93.776842t-103.545263-89.869474q-55.68-46.888421-111.36-92.8-10.745263 0.976842-21.490526 0.976842-8.791579 0.976842-18.56 0.976842l-16.606316 0q-26.374737 0-42.981053-16.117895t-16.606316-38.585263l0-246.16421 0.976842 0-0.976842-0.976842q0-27.351579 17.094737-44.934737t42.492632-17.583158l55.68 0q89.869474-76.193684 163.132631-136.757895 31.258947-26.374737 61.541053-51.28421t54.703158-45.423158 41.027368-34.189474 20.513684-16.606316q29.305263-21.490526 47.376842-19.536842t28.328421 17.583158 14.164211 38.096842 3.907368 41.027368l0 788.311578 0 2.930526q0 18.56-6.837895 39.562105t-21.002105 33.212632-35.654737 10.256842-49.818947-28.328421z"
+                                p-id="4264" fill="#ffffff"></path>
+                        </svg>
+                    </button>
+                </div>
+                <template x-if="elapsedTime">
+                    <p x-text="`elapsedTime: ${elapsedTime}`" class="mt-4 text-sm text-gray-600 "></p>
+                </template>
+            </div>
+
+            <!-- recording  -->
+            <div class="w-full flex-grow h-[calc(100vh-10rem)] xl:pl-10 py-10">
+
+                <div
+                    class="rounded border border-gray-500 p-3 w-full flex flex-col items-end h-[36rem] overflow-y-auto">
+                    <template x-for="item in logs">
+                        <div class="mt-3 mb-2">
+                            <span
+                                class="text-white px-4 py-1.5 text-[13px] display-inline-block border border-gray-900 rounded-t-full rounded-l-full bg-gray-900 justify-end w-auto"
+                                x-text="item?.text">
+                            </span>
+                        </div>
+                    </template>
+                </div>
+
+
+                <template x-if="currentText">
+                    <p x-text="`${currentText} …`" class="text-gray-800 mt-4 text-sm text-center"></p>
+                </template>
+
+                <template x-if="!recording">
+                    <div class="flex flex-col gap-y-4 items-center justify-center mt-4">
+                        <p @click="doasr"
+                            class="mt-2 border border-gray-100 rounded-full duration-300 hover:scale-105 hover:border-gray-400">
+                            <img src="./images/record.svg" alt="" class="w-14 h-14 mx-auto cursor-pointer">
+                        </p>
+                        <p class="text-gray-600">Click to record !</p>
+                    </div>
+                </template>
+
+                <template x-if="recording">
+                    <div class="flex flex-col items-center justify-center gap-y-4 mt-4">
+
+                        <p @click="stopasr"
+                            class="mt-2 border border-red-100 rounded-full duration-300 hover:scale-105  hover:border-red-400">
+                            <img src="./images/speaking.svg" alt=""
+                                class="w-14 h-14 mx-auto cursor-pointer animate-ping">
+                        </p>
+                        <div class="flex items-center text-gray-600 gap-x-4">
+                            <p>Click to stop recording !</p>
+                        </div>
+                    </div>
+                </template>
+            </div>
+        </div>
+    </div>
+    </div>
+</body>
+
+</html>