konowebcodecs/apps/solidstart-app/src/routes/index.tsx
2024-07-11 20:32:27 -03:00

88 lines
3.1 KiB
TypeScript

import { FFmpeg } from '@ffmpeg/ffmpeg';
import { fetchFile, toBlobURL } from '@ffmpeg/util';
import { createSignal, Show } from 'solid-js';
const baseURL = 'https://unpkg.com/@ffmpeg/core-mt@0.12.6/dist/esm';
const videoURL =
'https://raw.githubusercontent.com/ffmpegwasm/testdata/master/video-15s.avi';
export default function Home() {
const [loaded, setLoaded] = createSignal(false);
const [isLoading, setIsLoading] = createSignal(false);
let ffmpegRef = new FFmpeg();
let videoRef: any = null;
let messageRef: any = null;
const load = async () => {
setIsLoading(true);
const ffmpeg = ffmpegRef;
ffmpeg.on('log', ({ message }) => {
if (messageRef) messageRef.innerHTML = message;
});
// toBlobURL is used to bypass CORS issue, urls with the same
// domain can be used directly.
await ffmpeg.load({
coreURL: await toBlobURL(`${baseURL}/ffmpeg-core.js`, 'text/javascript'),
wasmURL: await toBlobURL(
`${baseURL}/ffmpeg-core.wasm`,
'application/wasm'
),
workerURL: await toBlobURL(
`${baseURL}/ffmpeg-core.worker.js`,
'text/javascript'
),
});
setLoaded(true);
setIsLoading(false);
};
const transcode = async () => {
const ffmpeg = ffmpegRef;
// u can use 'https://ffmpegwasm.netlify.app/video/video-15s.avi' to download the video to public folder for testing
await ffmpeg.writeFile('input.avi', await fetchFile(videoURL));
await ffmpeg.exec(['-i', 'input.avi', 'output.mp4']);
const data = (await ffmpeg.readFile('output.mp4')) as any;
if (videoRef)
videoRef.src = URL.createObjectURL(
new Blob([data.buffer], { type: 'video/mp4' })
);
};
return (
<Show
when={loaded()}
fallback={
<button
class='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'
onClick={load}>
Load ffmpeg-core
<Show when={isLoading()}>
<span class='animate-spin ml-3'>
<svg
viewBox='0 0 1024 1024'
data-icon='loading'
width='1em'
height='1em'
fill='currentColor'
aria-hidden='true'>
<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>
</svg>
</span>
</Show>
</button>
}>
<div class='fixed top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%]'>
<video ref={videoRef} controls></video>
<br />
<button
onClick={transcode}
class='bg-green-500 hover:bg-green-700 text-white py-3 px-6 rounded'>
Transcode avi to mp4
</button>
<p ref={messageRef}></p>
</div>
</Show>
);
}