56 lines
1.6 KiB
HTML
56 lines
1.6 KiB
HTML
<html>
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<head>
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<script src="/dist/ffmpeg.dev.js"></script>
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<style>
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html,
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body {
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margin: 0;
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width: 100%;
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height: 100%;
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}
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body {
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display: flex;
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flex-direction: column;
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align-items: center;
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}
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</style>
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</head>
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<body>
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<h3>Select multiple video files to Concatenate</h3>
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<video id="output-video" controls></video><br />
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<input type="file" id="uploader" multiple />
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<p id="message"></p>
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<script>
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const { createFFmpeg, fetchFile } = FFmpeg;
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const ffmpeg = createFFmpeg({ log: true });
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const transcode = async ({ target: { files } }) => {
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const message = document.getElementById("message");
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message.innerHTML = "Loading ffmpeg-core.js";
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await ffmpeg.load();
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message.innerHTML = "Start Concating";
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const inputPaths = [];
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for (const file of files) {
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const { name } = file;
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ffmpeg.FS('writeFile', name, await fetchFile(file));
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inputPaths.push(`file ${name}`);
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}
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ffmpeg.FS('writeFile', 'concat_list.txt', inputPaths.join('\n'));
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await ffmpeg.run('-f', 'concat', '-safe', '0', '-i', 'concat_list.txt', 'output.mp4');
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message.innerHTML = "Complete Concating";
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const data = ffmpeg.FS('readFile', 'output.mp4');
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const video = document.getElementById("output-video");
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video.src = URL.createObjectURL(
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new Blob([data.buffer], {
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type: "video/mp4"
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})
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);
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};
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const elm = document.getElementById("uploader");
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elm.addEventListener("change", transcode);
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</script>
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</body>
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</html>
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