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@OMGZui
Created November 18, 2022 09:42
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interface IcompressSvga {
(path: string, source: Buffer): () => Promise<Idetail>
}
let compressSvga: IcompressSvga
compressSvga = (path, source) => {
return async () => {
const result = {
input: 0,
output: 0,
ratio: 0,
path,
file: source,
msg: ''
}
try {
const data = ProtoMovieEntity.decode(
pako.inflate(toArrayBuffer(source))
) as unknown as IsvgaData
const { images } = data
const list = Object.keys(images).map(path => {
return compressImg({ path, file: toBuffer(images[path]) })
})
const detail = await Promise.all(list.map(fn => fn()))
detail.forEach(({ path, file }) => {
data.images[path] = file
})
const file = pako.deflate(
toArrayBuffer(ProtoMovieEntity.encode(data).finish() as Buffer)
)
result.input = source.length
result.output = file.length
result.ratio = 1 - file.length / source.length
result.file = file
} catch (err) {
result.msg = `[${chalk.blue(path)}] ${chalk.red(JSON.stringify(err))}`
}
return result
}
}
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