87 lines
3.0 KiB
TypeScript
87 lines
3.0 KiB
TypeScript
"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/core@0.12.10/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(`${baseURL}/ffmpeg-core.js`, "text/javascript"),
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wasmURL: await toBlobURL(
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`${baseURL}/ffmpeg-core.wasm`,
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"application/wasm"
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),
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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(
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"input.avi",
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await fetchFile(
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"https://raw.githubusercontent.com/ffmpegwasm/testdata/master/video-15s.avi"
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)
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);
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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(
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new Blob([data.buffer], { type: "video/mp4" })
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);
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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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}
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