Add vue vite example

apps/vue-vite-app/src/App.vue

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+<script setup lang="ts">
+import FFmpegDemo from './components/FFmpegDemo.vue'
+</script>
+
+<template>
+  <main>
+    <FFmpegDemo />
+  </main>
+</template>

apps/vue-vite-app/src/assets/base.css

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+/* color palette from <https://github.com/vuejs/theme> */
+:root {
+  --vt-c-white: #ffffff;
+  --vt-c-white-soft: #f8f8f8;
+  --vt-c-white-mute: #f2f2f2;
+
+  --vt-c-black: #181818;
+  --vt-c-black-soft: #222222;
+  --vt-c-black-mute: #282828;
+
+  --vt-c-indigo: #2c3e50;
+
+  --vt-c-divider-light-1: rgba(60, 60, 60, 0.29);
+  --vt-c-divider-light-2: rgba(60, 60, 60, 0.12);
+  --vt-c-divider-dark-1: rgba(84, 84, 84, 0.65);
+  --vt-c-divider-dark-2: rgba(84, 84, 84, 0.48);
+
+  --vt-c-text-light-1: var(--vt-c-indigo);
+  --vt-c-text-light-2: rgba(60, 60, 60, 0.66);
+  --vt-c-text-dark-1: var(--vt-c-white);
+  --vt-c-text-dark-2: rgba(235, 235, 235, 0.64);
+}
+
+/* semantic color variables for this project */
+:root {
+  --color-background: var(--vt-c-white);
+  --color-background-soft: var(--vt-c-white-soft);
+  --color-background-mute: var(--vt-c-white-mute);
+
+  --color-border: var(--vt-c-divider-light-2);
+  --color-border-hover: var(--vt-c-divider-light-1);
+
+  --color-heading: var(--vt-c-text-light-1);
+  --color-text: var(--vt-c-text-light-1);
+
+  --section-gap: 160px;
+}
+
+@media (prefers-color-scheme: dark) {
+  :root {
+    --color-background: var(--vt-c-black);
+    --color-background-soft: var(--vt-c-black-soft);
+    --color-background-mute: var(--vt-c-black-mute);
+
+    --color-border: var(--vt-c-divider-dark-2);
+    --color-border-hover: var(--vt-c-divider-dark-1);
+
+    --color-heading: var(--vt-c-text-dark-1);
+    --color-text: var(--vt-c-text-dark-2);
+  }
+}
+
+*,
+*::before,
+*::after {
+  box-sizing: border-box;
+  margin: 0;
+  font-weight: normal;
+}
+
+body {
+  min-height: 100vh;
+  color: var(--color-text);
+  background: var(--color-background);
+  transition:
+    color 0.5s,
+    background-color 0.5s;
+  line-height: 1.6;
+  font-family:
+    Inter,
+    -apple-system,
+    BlinkMacSystemFont,
+    'Segoe UI',
+    Roboto,
+    Oxygen,
+    Ubuntu,
+    Cantarell,
+    'Fira Sans',
+    'Droid Sans',
+    'Helvetica Neue',
+    sans-serif;
+  font-size: 15px;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}

apps/vue-vite-app/src/assets/main.css

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+@import './base.css';
+
+#app {
+  max-width: 1280px;
+  margin: 0 auto;
+  padding: 2rem;
+
+  font-weight: normal;
+}
+
+a,
+.green {
+  text-decoration: none;
+  color: hsla(160, 100%, 37%, 1);
+  transition: 0.4s;
+}
+
+@media (hover: hover) {
+  a:hover {
+    background-color: hsla(160, 100%, 37%, 0.2);
+  }
+}
+
+@media (min-width: 1024px) {
+  body {
+    display: flex;
+    place-items: center;
+  }
+
+  #app {
+    display: grid;
+    grid-template-columns: 1fr 1fr;
+    padding: 0 2rem;
+  }
+}

apps/vue-vite-app/src/components/FFmpegDemo.vue

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+<template>
+  <video :src="video" controls />
+  <br />
+  <button @click="transcode">Start</button>
+  <p>{{ message }}</p>
+</template>
+
+<script lang="ts">
+import { FFmpeg } from '@ffmpeg/ffmpeg'
+import type { LogEvent } from '@ffmpeg/ffmpeg/dist/esm/types'
+import { fetchFile, toBlobURL } from '@ffmpeg/util'
+import { defineComponent, ref } from 'vue'
+
+const baseURL = 'https://unpkg.com/@ffmpeg/core@0.12.1/dist/esm'
+const videoURL = 'https://ffmpegwasm.netlify.app/video/video-15s.avi'
+
+export default defineComponent({
+  name: 'App',
+  setup() {
+    const ffmpeg = new FFmpeg()
+    const message = ref('Click Start to Transcode')
+    let video = ref('')
+
+    async function transcode() {
+      message.value = 'Loading ffmpeg-core.js'
+      ffmpeg.on('log', ({ message: msg }: LogEvent) => {
+        message.value = msg
+      })
+      await ffmpeg.load({
+        coreURL: await toBlobURL(`${baseURL}/ffmpeg-core.js`, 'text/javascript'),
+        wasmURL: await toBlobURL(`${baseURL}/ffmpeg-core.wasm`, 'applicaiton/wasm')
+      })
+      message.value = 'Start transcoding'
+      await ffmpeg.writeFile('test.avi', await fetchFile(videoURL))
+      await ffmpeg.exec(['-i', 'test.avi', 'test.mp4'])
+      message.value = 'Complete transcoding'
+      const data = await ffmpeg.readFile('test.mp4')
+      video.value = URL.createObjectURL(new Blob([(data as Uint8Array).buffer], { type: 'video/mp4' }))
+    }
+    return {
+      video,
+      message,
+      transcode
+    }
+  }
+})
+</script>
+
+<style>
+#app {
+  font-family: Avenir, Helvetica, Arial, sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  text-align: center;
+  color: #2c3e50;
+  margin-top: 60px;
+}
+</style>

apps/vue-vite-app/src/main.ts

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+import './assets/main.css'
+
+import { createApp } from 'vue'
+import App from './App.vue'
+
+createApp(App).mount('#app')