|
| 1 | +<html> |
| 2 | + <head> |
| 3 | + <link rel="stylesheet" href="style.css"> |
| 4 | + </head> |
| 5 | + <body> |
| 6 | + <h3>Upload a video to transcode to mp4 (x264) and play!</h3> |
| 7 | + <video id="output-video" controls></video><br/> |
| 8 | + <input type="file" id="uploader"> |
| 9 | + <p id="message"></p> |
| 10 | + <script type="module"> |
| 11 | + import { FFmpeg } from "/assets/ffmpeg/package/dist/esm/index.js"; |
| 12 | + import { fetchFile } from "/assets/util/package/dist/esm/index.js"; |
| 13 | + let ffmpeg = null; |
| 14 | + |
| 15 | + const transcode = async ({ target: { files } }) => { |
| 16 | + const message = document.getElementById('message'); |
| 17 | + if (ffmpeg === null) { |
| 18 | + ffmpeg = new FFmpeg(); |
| 19 | + ffmpeg.on("log", ({ message }) => { |
| 20 | + console.log(message); |
| 21 | + }) |
| 22 | + ffmpeg.on("progress", ({ progress }) => { |
| 23 | + message.innerHTML = `${progress * 100} %`; |
| 24 | + }); |
| 25 | + await ffmpeg.load({ |
| 26 | + coreURL: "/assets/core-mt/package/dist/esm/ffmpeg-core.js", |
| 27 | + }); |
| 28 | + } |
| 29 | + const { name } = files[0]; |
| 30 | + await ffmpeg.writeFile(name, await fetchFile(files[0])); |
| 31 | + message.innerHTML = 'Start transcoding'; |
| 32 | + await ffmpeg.exec(['-i', name, 'output.mp4']); |
| 33 | + message.innerHTML = 'Complete transcoding'; |
| 34 | + const data = await ffmpeg.readFile('output.mp4'); |
| 35 | + |
| 36 | + const video = document.getElementById('output-video'); |
| 37 | + video.src = URL.createObjectURL(new Blob([data.buffer], { type: 'video/mp4' })); |
| 38 | + } |
| 39 | + const elm = document.getElementById('uploader'); |
| 40 | + elm.addEventListener('change', transcode); |
| 41 | + </script> |
| 42 | + </body> |
| 43 | +</html> |
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