mirror of
https://github.com/arcodange-org/mediabunny.git
synced 2026-09-27 02:43:48 +02:00
420423bc0f
* feat: Add support for custom MP4 metadata with mdta format
- Add metadataFormat option ('mdir' | 'mdta') to IsobmffOutputFormatOptions
- Implement complete mdta format with keys box generation
- Enable custom metadata fields readable by ffmpeg/ffprobe
- Maintain backward compatibility with default mdir format
* Refactor ISOBMFF metadata tag writing logic
* Autism
---------
Co-authored-by: tanfu <[email protected]>
Co-authored-by: Vanilagy <[email protected]>
192 lines
4.3 KiB
HTML
192 lines
4.3 KiB
HTML
<!DOCTYPE html>
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<script src="../dist/bundles/mediabunny.cjs"></script>
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<script src="../packages/mp3-encoder/dist/bundles/mediabunny-mp3-encoder.js"></script>
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<script type="module">
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MediabunnyMp3Encoder.registerMp3Encoder();
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const fileInput = document.createElement('input');
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fileInput.type = 'file';
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document.body.append(fileInput);
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const progressElement = document.createElement('progress');
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progressElement.max = 1;
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document.body.append(progressElement);
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fileInput.addEventListener('change', async () => {
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const file = fileInput.files[0];
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const source = new Mediabunny.BlobSource(file);
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const target = new Mediabunny.BufferTarget() ?? new Mediabunny.StreamTarget(new WritableStream({
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write: console.log
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}), {
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chunked: true,
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chunkSize: 2**20
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});
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const outputFormat = new Mediabunny.Mp4OutputFormat({
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metadataFormat: 'mdta',
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});
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const button = document.createElement('button');
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button.textContent = 'Cancel';
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button.onclick = () => conversion.cancel();
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document.body.append(button);
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const yo = document.createElement('canvas');
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yo.width = 512;
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yo.height = 512;
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const context = yo.getContext('2d', { alpha: false });
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context.fillStyle = 'red';
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context.fillRect(100, 100, 300, 300);
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const blob = await new Promise(resolve => yo.toBlob(resolve, 'image/jpeg', 0.92));
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const blobData = new Uint8Array(await blob.arrayBuffer());
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const mh = new Blob([blobData], { type: 'image/jpeg' });
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console.log(URL.createObjectURL(mh))
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const output = new Mediabunny.Output({
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format: outputFormat,
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target
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});
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const conversion = await Mediabunny.Conversion.init({
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input: new Mediabunny.Input({
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formats: Mediabunny.ALL_FORMATS,
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source
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}),
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output,
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audio: (_, n) => ({
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discard: n > 1,
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//codec: 'pcm-s16',
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//sampleRate: 16000,
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//numberOfChannels: 1,
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//discard: true,
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//codec: 'opus',
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//bitrate: 128000,
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//numberOfChannels: 1,
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//sampleRate: 4000
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//discard: true
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//forceTranscode: true,
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}),
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/*
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video: {
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discard: true,
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bitrate: Mediabunny.QUALITY_VERY_HIGH,
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//bitrate: Mediabunny.QUALITY_VERY_HIGH
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codec: 'av1',
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//width: 800,
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//fit: 'fill',
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//rotate: 90,
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},
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audio: {
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bitrate: Mediabunny.QUALITY_HIGH,
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codec: 'aac',
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},
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*/
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/*
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video: {
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codec: 'avc',
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},
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audio: {
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codec: 'mp3',
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bitrate: 320000
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},
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*/
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video: () => ({
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//discard: true,
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//discard: true,
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//crop: {
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// left: 0,
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// top: 0,
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// width: 500,
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// height: 500,
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//},
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//rotate: 90,
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//width: 200,
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//height: 500,
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//fit: 'contain',
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//forceTranscode: true,
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//codec: 'avc',
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//fit: 'contain',
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//frameRate: 27.123,
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//width: 320,
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//forceTranscode: true,
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//codec: 'av1',
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//discard: true,
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//width: 1280,
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//discard: true,
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//width: 640
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//forceTranscode: true,
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//rotate: 90
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//width: 720 ?? 2160,
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//height: 1280 ?? 3840,
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//fit: 'contain',
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//rotate: 90,
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//width: 512,
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//height: 512,
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//width: 200,
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//height: 100,
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}),
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tags: {
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title: 'Bigggy',
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artist: 'Buck Bunny',
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images: [{
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data: blobData,
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kind: 'coverFront',
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mimeType: 'image/jpeg'
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}],
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trackNumber: 4,
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tracksTotal: 10,
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discNumber: 5,
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discsTotal: 8,
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lyrics: "There's no way\nThat it's not going there",
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raw: {
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'AIGC': 'Mediabunny epic own encoder'
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}
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},
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trim: {
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//start: 10,
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//end: 20
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},
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});
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console.log(conversion);
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let progress = 0;
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conversion.onProgress = newProgress => progress = newProgress;
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function updateProgress() {
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progressElement.value = progress;
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if (progress === 1) {
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return;
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}
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setTimeout(updateProgress, 1000/60);
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}
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updateProgress();
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console.time();
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await conversion.execute();
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console.timeEnd()
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console.log("Done", target.buffer);
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const video = document.createElement('video');
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video.src = URL.createObjectURL(new Blob([target.buffer], { type: outputFormat.mimeType }));
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video.controls = true;
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document.body.append(video);
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video.play();
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//download(new Blob([target.buffer]), 'converted' + outputFormat.fileExtension);
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function download(blob, filename) {
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const url = URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = url;
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a.download = filename;
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a.click();
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URL.revokeObjectURL(url);
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}
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});
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</script> |