Torch Object Storage
Torch Object Storage
Torch Object Storage
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Vector bucket
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tosutil
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tosfsspec
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Signature Mechanism
The header contains a signature
Bucket
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video to GIF
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SDK Reference
Java
Pre-signing Mechanism
Bucket Interface
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Object Interface
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Audio Processing
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Bucket base interface
Introduction to Typical Scenes
Python
Data processing
Pre-signature mechanism
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Basic bucket interface
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Object interface
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Introduction to typical scenes
C
Object Interface
Upload object
C++
Pre-signature Mechanism
Bucket Interface
Basic Bucket Interface
Manage Bucket Configuration
Object Interface
Upload Object
Download Object
Copy Object
List Objects
Data Processing
Go
Object Interface
Upload Object
Download Object
Copy Object
List Objects
Manage Objects
Bucket Interface
Manage Bucket Configuration
Data Processing
Log Configuration
Introduction to Typical Scenes
Pre-signature Mechanism
Node.js
Pre-signature Mechanism
Bucket Interface
Basic Bucket Interface
Manage Bucket Configuration
Object Interface
Upload object
Download object
Copy object
List objects
Data Processing
Image Processing
Introduction to Typical Scenes
Browser.js
Pre-signature Mechanism
Upload Object
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Copy Object
List Objects
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Data Processing
.NET
Bucket Interface
Object Interface
Upload Object
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Introduction to Typical Scenes
PHP
Bucket Interface
Object Interface
Download Object
Data Processing
Exception Handling
Android
Bucket Interface
Object Interface
Upload Object
Download Object
Exception Handling
iOS
Bucket Interface
Object Interface
Upload Object
Download Object
Harmony
Pre-signature Mechanism
Bucket Interface
Object Interface
Upload Object
Download Object
List Objects v2
Introduction to Typical Scenarios
Rust
Pre-signing mechanism
Bucket interface
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Bucket inventory
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Static website hosting
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Custom domain
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Object interface
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Error Codes
01-SERVICE_ERROR
02-AUTH
03-ACCESS_CONTROL
04-QOS
05-REQUEST
06-BUCKET
07-LIFECYCLE
08-ACL
09-CORS
10-POLICY
11-MIRROR
12-REPLICATION
13-WEBSITE
14-NOTIFICATION
15-ENCRYPT
16-CUSTOMDOMAIN
17-OBJECT
18-TAG
19-MULTIPART
20-STORAGE_CLASS
21-CALLBACK
22-DATA_PROCESS
23-BATCH
24-STORAGE_LENS
25-INVENTORY
26-DIRECTORY_BUCKET
FAQ
Best Practices
AIGC-Doubao LLMs
Accessing TOS with third-party tools
Granting temporary access
Data migration
Data processing
Checking data integrity
Performance optimization
- Documentation
Torch Object StorageAPI ReferenceBucketData ProcessingImage processingImageSlim
Copy page
Download PDFImage processing
ImageSlim
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Description
This interface intelligently compresses images.
Compatibility
- Confirm image processing restrictions before using this interface. For details, see Usage Restrictions.
- Currently supports only jpg/png image formats.
Request syntax
GET /<ObjectKey>?x-tos-process=image/slim,zlevel_<value> HTTP/1.1
Host: examplebucket-1250000000.vol.com
Date: Wed, 28 Oct 2015 20:32:00 GMT
Authorization:
Content-Length: 64
[Object]
Request parameters and headers
Field name | Location | Type | Required | Example value | Description |
Field name | Location | Type | Required | Example value | Description |
x-tos-process | Query | String | Yes | image/slim | Data processing type, values can be image or slim. |
Request body elements
Field name | Type | Required | Example value | Description | |
Field name | Type | Required | Example value | Description | |
zlevel | Query | int | No | 3 | Compression level, ranging from 1 to 9. A higher value indicates a higher compression level; the default is 3. |
Response headers
Response body elements
Returns result image content.
Sample request
GET /<ObjectKey>?x-tos-process=image/slim,zlevel_<value> HTTP/1.1
Host: examplebucket-1250000000.vol.com
Date: Wed, 28 Oct 2015 20:32:00 GMT
Authorization:
Content-Length: 64
[Object]
Sample response
HTTP/1.1 200 OK
Date: Sat, 07 Oct 2023 09:02:23 GMT
Server: TosServer
x-tos-id-2: 1e89f203jld00006-a444fd0
x-tos-request-id: 1e89f203b2d00006-a444ed0
Content-Length: 1024
// Result image content
[Object]
Last updated: 2025.12.03 16:14:57
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