本文整理汇总了TypeScript中sharp.default函数的典型用法代码示例。如果您正苦于以下问题:TypeScript default函数的具体用法?TypeScript default怎么用?TypeScript default使用的例子?那么, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了default函数的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: callbackRuntime
export default callbackRuntime(async (event: APIGatewayEvent) => {
// NOTE currently needed for backward compatibility
if (event.path.split('/')[1] !== 'v1') {
try {
// log projectId of projects using the old API version
const client = new GraphQLClient(process.env['GRAPHCOOL_ENDPOINT']!, {
headers: {
Authorization: `Bearer ${process.env['GRAPHCOOL_PAT']}`,
},
})
await client.request(`mutation {
createApiUser(projectId: "${event.path.split('/')[1]}") { id }
}`)
} catch (e) {
if (e.response.errors[0].code !== 3010) {
throw e
}
}
return {
statusCode: 301,
body: '',
headers: {
Location: `https://images.graph.cool/v1${event.path}`,
},
}
}
const [paramsErr, params] = parseParams(event.path)
if (paramsErr) {
return {
statusCode: 400,
body: paramsErr.toString(),
}
}
const { projectId, fileSecret, crop, resize } = params!
const options = {
Bucket: process.env['BUCKET_NAME']!,
Key: `${projectId}/${fileSecret}`,
}
const {
ContentLength,
ContentType,
ContentDisposition,
} = await s3.headObject(options).promise()
if (ContentLength! > 25 * 1024 * 1024) {
return {
statusCode: 400,
body: 'File too big',
}
}
if (!ContentType!.includes('image')) {
return {
statusCode: 400,
body: 'File not an image',
}
}
// return original for gifs, svgs or no params
if (
ContentType === 'image/gif' ||
ContentType === 'image/svg+xml' ||
(resize === undefined && crop === undefined)
) {
const obj = await s3.getObject(options).promise()
const body = (obj.Body as Buffer).toString('base64')
return base64Response(body, ContentType!, ContentDisposition!)
}
const s3Resp = await s3.getObject(options).promise()
const stream = sharp(s3Resp.Body)
try {
const config = getConfig({ resize, crop })
stream.limitInputPixels(false)
if (config.crop) {
stream.extract({
left: config.crop.x,
top: config.crop.y,
width: config.crop.width,
height: config.crop.height,
})
}
if (config.resize) {
stream.rotate()
stream.resize(config.resize.width, config.resize.height)
if (config.resize.force) {
stream.ignoreAspectRatio()
} else {
//.........这里部分代码省略.........
示例2: generate
public async generate(id: string, variant: string): Promise<SharpInstance> {
const parts = this.getParts(id, variant)
if (!parts.length) {
throw new Error(`variant '${variant}'does not contain any parts`)
}
const { width, height } = await sharp(parts[0]).metadata()
const options = {
raw: {
width: width!,
height: height!,
channels: 4
}
}
const overlays = parts.map((part) =>
sharp(part)
.raw()
.toBuffer()
)
let composite = overlays.shift()!
for (const overlay of overlays) {
const [compoisteData, overlayData] = await Promise.all([
composite,
overlay
])
composite = sharp(compoisteData, options)
.overlayWith(overlayData, options)
.raw()
.toBuffer()
}
return sharp(await composite, options)
}
示例3: sharp
setPhoto(user: User, file: Buffer, fileName: string): Promise<User> {
log('setPhoto(); fileName=%o', fileName);
const newFileName = `${uuid.v4()}${path.extname(fileName)}`;
const dirName = 'user-photos';
const outputFilePath = path.join(this.staticDirPath, dirName, newFileName);
return sharp(file).resize(128, 128).max().toFile(outputFilePath)
.then(() => {
user.photoUrl = `${this.staticUrl}/${dirName}/${newFileName}`;
return this.userService.save(user);
});
}
示例4: resizeImage
async function resizeImage(buffer) {
const image = sharp(buffer);
const { width } = await image.metadata();
if (width <= MAX_WIDTH) {
return buffer;
}
const resizedBuffer = await image.resize(MAX_WIDTH)
.toBuffer();
return resizedBuffer;
}
示例5: testThumbnailLib
static async testThumbnailLib(processingLibrary: ThumbnailProcessingLib) {
switch (processingLibrary) {
case ThumbnailProcessingLib.sharp:
const sharp = require('sharp');
sharp();
break;
case ThumbnailProcessingLib.gm:
const gm = require('gm');
await new Promise((resolve, reject) => {
gm(ProjectPath.FrontendFolder + '/assets/icon.png').size((err: Error) => {
if (err) {
return reject(err.toString());
}
return resolve();
});
});
break;
}
}
示例6: sharp
return libraw.extract(photo.master, fileNamePath)
.then(output => {
model.set('master', output)
return output
})
})
.catch(err => {
console.error('ERR', err)
}))
}
}, {
updateImage(data) {
let filename = [ data[1], data[2], data[3] ].join('-')
let thumbPathName = `${config.thumbnailPath}/${filename}.jpg`
return sharp(data.input)
.resize(250, 250)
.max()
.toFile(thumbPathName)
.then(() => Version.where({ photo_id: data[2], version: data[3] })
.fetch()
)
.then(version => {
if (version) {
return version.save(
{ output: data.input, thumbnail: thumbPathName },
{ method: 'update' }
)
}
throw new Error('not-found')
示例7: sharp
.map(async (i: string) => sharp(sourcePath)
.resize(sizes[i].width, sizes[i].height)
.resize({ fit: "outside" })),
示例8: sharp
const overlays = parts.map((part) =>
sharp(part)
.raw()
.toBuffer()
示例9: sharp
export const combine = (face: Face) =>
sharp(face.eyes)
.composite([{ input: face.mouth }, { input: face.nose }])
.flatten({ background: face.color });