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enhance(server): 画像圧縮周り（主にサムネイルの仕様）の変更 (#10287)

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* DriveService, is-mime-image

* static, previewをavifに, アニメーション画像でもthumbnailを生成

* fallback

* animated: true

* fix

* avatarはwebp

* revert ?? file.url

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>
This commit is contained in:
tamaina
2023-03-11 14:11:40 +09:00
committed by GitHub
parent cc7fd2f68a
commit 88e3d3e8cb
10 changed files with 101 additions and 84 deletions
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111
packages/backend/src/core/ImageProcessingService.ts
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@@ -15,15 +15,28 @@ export type IImageStream = {
type: string;
};
export type IImageStreamable = IImage | IImageStream;
export type IImageSharp = {
data: sharp.Sharp;
ext: string | null;
type: string;
};
export type IImageStreamable = IImage | IImageStream | IImageSharp;
export const webpDefault: sharp.WebpOptions = {
quality: 85,
quality: 77,
alphaQuality: 95,
lossless: false,
nearLossless: false,
smartSubsample: true,
mixed: true,
effort: 2,
};
export const avifDefault: sharp.AvifOptions = {
quality: 60,
lossless: false,
effort: 2,
};
import { bindThis } from '@/decorators.js';
@@ -37,36 +50,6 @@ export class ImageProcessingService {
) {
}
/**
* Convert to JPEG
* with resize, remove metadata, resolve orientation, stop animation
*/
@bindThis
public async convertToJpeg(path: string, width: number, height: number): Promise<IImage> {
return this.convertSharpToJpeg(await sharp(path), width, height);
}
@bindThis
public async convertSharpToJpeg(sharp: sharp.Sharp, width: number, height: number): Promise<IImage> {
const data = await sharp
.resize(width, height, {
fit: 'inside',
withoutEnlargement: true,
})
.rotate()
.jpeg({
quality: 85,
progressive: true,
})
.toBuffer();
return {
data,
ext: 'jpg',
type: 'image/jpeg',
};
}
/**
* Convert to WebP
* with resize, remove metadata, resolve orientation, stop animation
@@ -78,29 +61,22 @@ export class ImageProcessingService {
@bindThis
public async convertSharpToWebp(sharp: sharp.Sharp, width: number, height: number, options: sharp.WebpOptions = webpDefault): Promise<IImage> {
const data = await sharp
.resize(width, height, {
fit: 'inside',
withoutEnlargement: true,
})
.rotate()
.webp(options)
.toBuffer();
const result = this.convertSharpToWebpStream(sharp, width, height, options);
return {
data,
ext: 'webp',
type: 'image/webp',
data: await result.data.toBuffer(),
ext: result.ext,
type: result.type,
};
}
@bindThis
public convertToWebpStream(path: string, width: number, height: number, options: sharp.WebpOptions = webpDefault): IImageStream {
public convertToWebpStream(path: string, width: number, height: number, options: sharp.WebpOptions = webpDefault): IImageSharp {
return this.convertSharpToWebpStream(sharp(path), width, height, options);
}
@bindThis
public convertSharpToWebpStream(sharp: sharp.Sharp, width: number, height: number, options: sharp.WebpOptions = webpDefault): IImageStream {
public convertSharpToWebpStream(sharp: sharp.Sharp, width: number, height: number, options: sharp.WebpOptions = webpDefault): IImageSharp {
const data = sharp
.resize(width, height, {
fit: 'inside',
@@ -115,13 +91,56 @@ export class ImageProcessingService {
type: 'image/webp',
};
}
/**
* Convert to Avif
* with resize, remove metadata, resolve orientation, stop animation
*/
@bindThis
public async convertToAvif(path: string, width: number, height: number, options: sharp.AvifOptions = avifDefault): Promise<IImage> {
return this.convertSharpToAvif(sharp(path), width, height, options);
}
@bindThis
public async convertSharpToAvif(sharp: sharp.Sharp, width: number, height: number, options: sharp.AvifOptions = avifDefault): Promise<IImage> {
const result = this.convertSharpToAvifStream(sharp, width, height, options);
return {
data: await result.data.toBuffer(),
ext: result.ext,
type: result.type,
};
}
@bindThis
public convertToAvifStream(path: string, width: number, height: number, options: sharp.AvifOptions = avifDefault): IImageSharp {
return this.convertSharpToAvifStream(sharp(path), width, height, options);
}
@bindThis
public convertSharpToAvifStream(sharp: sharp.Sharp, width: number, height: number, options: sharp.AvifOptions = avifDefault): IImageSharp {
const data = sharp
.resize(width, height, {
fit: 'inside',
withoutEnlargement: true,
})
.rotate()
.avif(options);
return {
data,
ext: 'avif',
type: 'image/avif',
};
}
/**
* Convert to PNG
* with resize, remove metadata, resolve orientation, stop animation
*/
@bindThis
public async convertToPng(path: string, width: number, height: number): Promise<IImage> {
return this.convertSharpToPng(await sharp(path), width, height);
return this.convertSharpToPng(sharp(path), width, height);
}
@bindThis