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strip metadata with exiftool

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mertalev 2023-10-23 22:30:11 -04:00
parent f140da2ca1
commit f8580e567d
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1 changed files with 5 additions and 12 deletions
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17
server/src/infra/repositories/media.repository.ts
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@ -6,6 +6,7 @@ import fs from 'fs/promises';
import sharp from 'sharp';
import { Writable } from 'stream';
import { promisify } from 'util';
import { exiftool, Tags, WriteTags } from 'exiftool-vendored';
const probe = promisify<string, FfprobeData>(ffmpeg.ffprobe);
sharp.concurrency(0);
@ -26,20 +27,10 @@ export class MediaRepository implements IMediaRepository {
}
async resize(input: string | Buffer, output: string, options: ResizeOptions): Promise<void> {
const buffer = await sharp(input, { failOn: 'none' })
await sharp(input, { failOn: 'none' })
.pipelineColorspace(options.colorspace === Colorspace.SRGB ? 'srgb' : 'rgb16')
.resize(options.size, options.size, { fit: 'outside', withoutEnlargement: true })
.rotate()
.jxl({ lossless: true })
.toBuffer();
// A second sharp instance is required for the ICC profile, as all metadata
// is preserved otherwise.
//
// It should be possible to do this with a single sharp instance in future.
// See: https://github.com/lovell/sharp/issues/3824
//
// TODO: Use a single sharp instance.
await sharp(buffer, { failOn: 'none' })
.pipelineColorspace(options.colorspace === Colorspace.SRGB ? 'srgb' : 'rgb16')
.withMetadata({ icc: options.colorspace })
.toFormat(options.format, {
quality: options.quality,
@ -47,6 +38,8 @@ export class MediaRepository implements IMediaRepository {
chromaSubsampling: options.quality >= 80 ? '4:4:4' : '4:2:0',
})
.toFile(output);
await exiftool.write(output, {EXIF: null} as any as WriteTags, ['-g', '-overwrite_original']);
}
async probe(input: string): Promise<VideoInfo> {