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feat(core): add progressive JPEG support and fix Sharp format switching

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This commit is contained in:
Jürgen Kunz
2025-08-02 15:18:04 +00:00
parent c919507375
commit 764b074ca4
9 changed files with 8814 additions and 5092 deletions
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39
test/test.ts
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@@ -1,4 +1,4 @@
import { expect, tap } from '@push.rocks/tapbundle';
import { expect, tap } from '@git.zone/tstest/tapbundle';
import * as smartjimp from '../ts/index.js';
import * as smartfile from '@push.rocks/smartfile';
@@ -18,10 +18,45 @@ tap.test('should be able to create a master', async () => {
tap.test('should be able to use jimp', async () => {
const testSmartJimp = new smartjimp.SmartJimp({ mode: 'jimp'});
const smartfileInstance = await smartfile.SmartFile.fromUrl('https://images.unsplash.com/photo-1673276628202-737bf3020ac2?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=3774&q=80')
const convertedAsset = await testSmartJimp.computeAssetVariation(smartfileInstance.contents, {
const convertedAsset = await testSmartJimp.computeAssetVariation(smartfileInstance.contentBuffer, {
format: 'png',
});
(await smartfile.SmartFile.fromBuffer('.nogit/result2.png', convertedAsset)).write();
})
tap.test('should create progressive JPEG with Sharp', async () => {
const testSmartJimp = new smartjimp.SmartJimp({ mode: 'sharp'});
const smartfileInstance = await smartfile.SmartFile.fromUrl('https://images.unsplash.com/photo-1673276628202-737bf3020ac2?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=3774&q=80')
// Create progressive JPEG
const progressiveJpeg = await testSmartJimp.getFromSmartfile(smartfileInstance, {
format: 'jpeg',
progressive: true,
width: 800
});
expect(progressiveJpeg).toBeInstanceOf(Buffer);
(await smartfile.SmartFile.fromBuffer('.nogit/progressive.jpg', progressiveJpeg)).write();
})
tap.test('should convert PNG to progressive JPEG', async () => {
const testSmartJimp = new smartjimp.SmartJimp({ mode: 'sharp'});
// First create a PNG
const smartfileInstance = await smartfile.SmartFile.fromUrl('https://images.unsplash.com/photo-1673276628202-737bf3020ac2?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=3774&q=80')
const pngBuffer = await testSmartJimp.computeAssetVariation(smartfileInstance.contentBuffer, {
format: 'png',
width: 500
});
// Then convert it to progressive JPEG
const progressiveJpeg = await testSmartJimp.computeAssetVariation(pngBuffer, {
format: 'jpeg',
progressive: true
});
expect(progressiveJpeg).toBeInstanceOf(Buffer);
(await smartfile.SmartFile.fromBuffer('.nogit/png-to-progressive.jpg', progressiveJpeg)).write();
})
tap.start();