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Glossary
DocumentationCloud Object StorageAPI DocumentationData Processing APIsImage ProcessingSmart Image CompressionEnabling Smart Compression

Enabling Smart Compression

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Last updated: 2026-01-09 14:32:50

Feature Description

Enable the intelligent image compression feature for the current bucket.

Authorization Description

When using with an authorized sub-account, the ci:SetImageSlim permission is required. For details, please see Authorize Sub-Account to Access Cloud Infinite Service. For other permission information, please refer to Cloud Infinite Actions.

Activating a Service

Call this API requires enabling the Cloud Infinite service in advance and binding a bucket. For details, see Binding a Bucket.

Use Limits

When using this API, please first confirm the relevant restrictions. For details, see Usage Limits.

Fee Description

Intelligent image compression is a paid service. The incurred fees will be collected by Cloud Infinite. For detailed billing instructions, please refer to Image Processing Fees.
If processing during download is adopted and the download is performed via the public network, the call will incur traffic charges.

Request

Request sample:

PUT /?image-slim HTTP/1.1
Host: <BucketName-APPID>.pic.<Region>.myqcloud.com 
Date: GMT Date
Authorization: Auth String
Note:
Authorization: Auth String. For details, see Request Signature document.

Request header.

Common Headers

This request operation does not use special request header information. The used common request headers are detailed in the Common Request Headers chapter.

Request body.

<ImageSlim>
    <SlimMode>Auto</SimMode>
    <Suffixs>
        <Suffix>jpg</Suffix>
        <Suffix>png</Suffix>
    </Suffixs>
</ImageSlim>
Node Name
Parent Node
Description
Type
Required
ImageSlim
No
Extreme compression configuration info
Container
Yes
SlimMode
ImageSlim
Usage modes of extreme compression, including two kinds:
API: The usage method for enabling the intelligent compression API. Once activated, images can be compressed using intelligent compression parameters during download.
Auto: The automatic usage method for enabling intelligent compression. Once activated, no parameters are required. Images in the specified format within the bucket will be automatically intelligently compressed when accessed.
Note: Supports enabling both modes simultaneously. Multiple values are separated by commas.
string
Yes
Suffixs
ImageSlim
This parameter is valid only when the value of SlimMode contains Auto. Used to specify image formats that require automatic compression.
Container
No
Suffix
Suffixs
Image formats requiring automatic compression, available values: jpg, png, gif
string
No, required when SlimMode contains Auto

Response

Response Headers

This response does not use special response headers. Only common response headers are used. For details about common response headers, see Common Response Headers chapter.

Response Body

The response body is empty.

Real Case

Request

PUT /?image-slim HTTP/1.1
Host: examplebucket-1250000000.pic.ap-shanghai.myqcloud.com
Date: Tue, 03 Apr 2019 09:06:15 GMT
Authorization:q-sign-algorithm=sha1&q-ak=**********************************&q-sign-time=1497530202;1497610202&q-key-time=1497530202;1497610202&q-header-list=&q-url-param-list=&q-signature=**************************************

<?xml version="1.0" encoding="UTF-8" ?>
<ImageSlim>
    <SlimMode>Auto,API</SimMode>
    <Suffixs>
        <Suffix>jpg</Suffix>
    </Suffixs>
</ImageSlim>

Response

HTTP/1.1 200 OK
Content-Type: application/xml
Content-Length: 0
Date: Tue, 03 Apr 2019 09:06:16 GMT
x-cos-request-id: xxxxxxxxxxxxxxxxxx

Previous Topic: Disabling Guetzli CompressionNext Topic: Querying Smart Compression Status

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