Tom Boullay
49 lines
1.1 KiB
TypeScript
49 lines
1.1 KiB
TypeScript
import { extname } from 'path'
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import sharp from 'sharp'
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import { getErrorMessage } from './guards'
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interface TextureCompressionResult {
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buffer: Buffer
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compressed: boolean
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error?: string
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}
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export async function compressTextureBuffer(
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filename: string,
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buffer: Buffer,
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): Promise<TextureCompressionResult> {
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const ext = extname(filename).toLowerCase()
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try {
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if (ext === '.jpg' || ext === '.jpeg') {
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return {
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buffer: await sharp(buffer).jpeg({ quality: 82, mozjpeg: true }).toBuffer(),
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compressed: true,
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}
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}
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if (ext === '.png') {
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return {
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buffer: await sharp(buffer).png({ compressionLevel: 9, adaptiveFiltering: true }).toBuffer(),
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compressed: true,
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}
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}
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if (ext === '.webp') {
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return {
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buffer: await sharp(buffer).webp({ quality: 82 }).toBuffer(),
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compressed: true,
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}
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}
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} catch (err) {
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const message = getErrorMessage(err, String(err))
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return {
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buffer,
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compressed: false,
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error: `Compression texture echouee pour ${filename}: ${message}`,
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}
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}
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return { buffer, compressed: false }
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}
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