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jeromewujeromewu
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Upgrade nextjs version and fix example
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+279
-310
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5 files changed

+279
-310
lines changed

‎apps/nextjs-app/app/Home.tsx

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'use client'
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import { FFmpeg } from '@ffmpeg/ffmpeg'
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import { fetchFile, toBlobURL } from '@ffmpeg/util'
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import { useRef, useState } from 'react'
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export default function Home() {
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const [loaded, setLoaded] = useState(false)
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const [isLoading, setIsLoading] = useState(false)
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const ffmpegRef = useRef(new FFmpeg())
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const videoRef = useRef<HTMLVideoElement | null>(null)
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const messageRef = useRef<HTMLParagraphElement | null>(null)
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const load = async () => {
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setIsLoading(true)
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const baseURL = 'https://unpkg.com/@ffmpeg/[email protected]/dist/umd'
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const ffmpeg = ffmpegRef.current
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ffmpeg.on('log', ({ message }) => {
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if (messageRef.current) messageRef.current.innerHTML = message
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})
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// toBlobURL is used to bypass CORS issue, urls with the same
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// domain can be used directly.
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await ffmpeg.load({
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coreURL: await toBlobURL(`${baseURL}/ffmpeg-core.js`, 'text/javascript'),
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wasmURL: await toBlobURL(`${baseURL}/ffmpeg-core.wasm`, 'application/wasm')
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})
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setLoaded(true)
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setIsLoading(false)
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}
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const transcode = async () => {
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const ffmpeg = ffmpegRef.current
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// u can use 'https://ffmpegwasm.netlify.app/video/video-15s.avi' to download the video to public folder for testing
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await ffmpeg.writeFile('input.avi', await fetchFile('https://raw.githubusercontent.com/ffmpegwasm/testdata/master/video-15s.avi'))
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await ffmpeg.exec(['-i', 'input.avi', 'output.mp4'])
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const data = (await ffmpeg.readFile('output.mp4')) as any
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if (videoRef.current)
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videoRef.current.src = URL.createObjectURL(new Blob([data.buffer], { type: 'video/mp4' }))
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}
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return loaded ? (
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<div className="fixed top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%]">
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<video ref={videoRef} controls></video>
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<br />
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<button
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onClick={transcode}
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className="bg-green-500 hover:bg-green-700 text-white py-3 px-6 rounded"
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>
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Transcode avi to mp4
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</button>
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<p ref={messageRef}></p>
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</div>
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) : (
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<button
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className="fixed top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%] flex items-center bg-blue-500 hover:bg-blue-700 text-white py-2 px-4 rounded"
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onClick={load}
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>
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Load ffmpeg-core
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{isLoading && (
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<span className="animate-spin ml-3">
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<svg
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viewBox="0 0 1024 1024"
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focusable="false"
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data-icon="loading"
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width="1em"
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height="1em"
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fill="currentColor"
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aria-hidden="true"
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>
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<path d="M988 548c-19.9 0-36-16.1-36-36 0-59.4-11.6-117-34.6-171.3a440.45 440.45 0 00-94.3-139.9 437.71 437.71 0 00-139.9-94.3C629 83.6 571.4 72 512 72c-19.9 0-36-16.1-36-36s16.1-36 36-36c69.1 0 136.2 13.5 199.3 40.3C772.3 66 827 103 874 150c47 47 83.9 101.8 109.7 162.7 26.7 63.1 40.2 130.2 40.2 199.3.1 19.9-16 36-35.9 36z"></path>
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</svg>
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</span>
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)}
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</button>
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)
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}

‎apps/nextjs-app/app/NoSSRWrapper.tsx

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import dynamic from 'next/dynamic'
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import React from 'react'
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const NoSSRWrapper = props => (
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<React.Fragment>{props.children}</React.Fragment>
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)
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export default dynamic(() => Promise.resolve(NoSSRWrapper), {
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ssr: false
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})

‎apps/nextjs-app/app/page.tsx

Lines changed: 4 additions & 72 deletions
Original file line numberDiff line numberDiff line change
@@ -1,76 +1,8 @@
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'use client'
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3-
import { FFmpeg } from '@ffmpeg/ffmpeg'
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import { fetchFile, toBlobURL } from '@ffmpeg/util'
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import { useRef, useState } from 'react'
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import NoSSRWrapper from "./NoSSRWrapper";
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import Home from "./Home";
65

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export default function Home() {
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const [loaded, setLoaded] = useState(false)
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const [isLoading, setIsLoading] = useState(false)
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const ffmpegRef = useRef(new FFmpeg())
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const videoRef = useRef<HTMLVideoElement | null>(null)
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const messageRef = useRef<HTMLParagraphElement | null>(null)
13-
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const load = async () => {
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setIsLoading(true)
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const baseURL = 'https://unpkg.com/@ffmpeg/[email protected]/dist/umd'
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const ffmpeg = ffmpegRef.current
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ffmpeg.on('log', ({ message }) => {
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if (messageRef.current) messageRef.current.innerHTML = message
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})
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// toBlobURL is used to bypass CORS issue, urls with the same
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// domain can be used directly.
23-
await ffmpeg.load({
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coreURL: await toBlobURL(`${baseURL}/ffmpeg-core.js`, 'text/javascript'),
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wasmURL: await toBlobURL(`${baseURL}/ffmpeg-core.wasm`, 'application/wasm')
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})
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setLoaded(true)
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setIsLoading(false)
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}
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const transcode = async () => {
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const ffmpeg = ffmpegRef.current
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// u can use 'https://ffmpegwasm.netlify.app/video/video-15s.avi' to download the video to public folder for testing
34-
await ffmpeg.writeFile('input.avi', await fetchFile('video-15s.avi'))
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await ffmpeg.exec(['-i', 'input.avi', 'output.mp4'])
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const data = (await ffmpeg.readFile('output.mp4')) as any
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if (videoRef.current)
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videoRef.current.src = URL.createObjectURL(new Blob([data.buffer], { type: 'video/mp4' }))
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}
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return loaded ? (
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<div className="fixed top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%]">
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<video ref={videoRef} controls></video>
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<br />
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<button
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onClick={transcode}
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className="bg-green-500 hover:bg-green-700 text-white py-3 px-6 rounded"
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>
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Transcode avi to mp4
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</button>
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<p ref={messageRef}></p>
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</div>
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) : (
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<button
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className="fixed top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%] flex items-center bg-blue-500 hover:bg-blue-700 text-white py-2 px-4 rounded"
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onClick={load}
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>
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Load ffmpeg-core
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{isLoading && (
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<span className="animate-spin ml-3">
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<svg
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viewBox="0 0 1024 1024"
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focusable="false"
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data-icon="loading"
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width="1em"
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height="1em"
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fill="currentColor"
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aria-hidden="true"
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>
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<path d="M988 548c-19.9 0-36-16.1-36-36 0-59.4-11.6-117-34.6-171.3a440.45 440.45 0 00-94.3-139.9 437.71 437.71 0 00-139.9-94.3C629 83.6 571.4 72 512 72c-19.9 0-36-16.1-36-36s16.1-36 36-36c69.1 0 136.2 13.5 199.3 40.3C772.3 66 827 103 874 150c47 47 83.9 101.8 109.7 162.7 26.7 63.1 40.2 130.2 40.2 199.3.1 19.9-16 36-35.9 36z"></path>
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</svg>
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</span>
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)}
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</button>
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)
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export default function Page() {
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return <NoSSRWrapper><Home /></NoSSRWrapper>
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}

‎apps/nextjs-app/package.json

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"autoprefixer": "10.4.14",
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"eslint": "8.46.0",
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"eslint-config-next": "13.4.13",
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"next": "13.5.0",
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"next": "^14.0.4",
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"postcss": "8.4.31",
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"react": "18.2.0",
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"react-dom": "18.2.0",

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