tencent cloud

Cloud Streaming Services

Release Notes and Announcements
Announcements
User Guide
Product Introduction
Overview
CSS Products
Concepts
Features
Use Cases
Strengths
Use Limits
Purchase Guide
Billing Overview
Basic Service Fee
Value-Added Service Fee
Prepaid plan
Purchase Process
Changing Billing Modes
Refund Policy
Viewing Bills
Renewal
Processing for Overdue Payments
Billing FAQs
Live Video Broadcasting (LVB)
Overview
Use Cases
Getting Started
SDK Integration
Live Event Broadcasting (LEB)
Overview
LEB Versus LVB
Use Cases
Getting Started
SDK Integration
Live Video Caster
Overview
Application Scenarios
Feature Area Introduction
Managing Live Video Caster
General Cloud Director
Configuring Program Lists and Automated Broadcasting
Console Guide
Console Overview
Overview
Domain Management
Stream Management
Package Management
AI Features
Feature Configuration
Relay
Billing Usage Statistics
Monitoring
Toolkit
OOTB live
CAM-Based Access Control
Feature Guide
Push and Playback
Features
Practices in Typical Scenarios
Cloud Native Recording
Live Streaming Security
Global CSS Service
Callback Notifications
User Guides for Common Third-Party Tools
SDK Guide
0. SDK Integration Guide
1. Stream Push
2. Playback
3. Advanced Features
API Documentation
History
Introduction
API Category
Making API Requests
Live Pad APIs
Live Stream Mix APIs
Time Shifting APIs
Monitoring Data Query APIs
Billing Data Query APIs
Live Transcoding APIs
Delayed Playback Management APIs
Domain Name Management APIs
Watermark Management APIs
Certificate Management APIs
Stream Pulling APIs
Recording Management APIs
Live Callback APIs
Screencapturing and Porn Detection APIs
Authentication Management APIs
Live Stream Management APIs
Data Types
Error Codes
Ops Guide
Video Stuttering
Troubleshooting Push Failure
Troubleshooting Playback Failure
CLS Assists in Live Stream Troubleshooting
Troubleshooting High Latency
Troubleshooting Poor Quality of Pulled Video
Authorizing CSS to Store Screenshots in a COS Bucket
Troubleshooting
Live Stream Mixing Error `InvalidParameter.OtherError`
About Pushing
Generating Push URLs
PC Push
Playing Method
Web Player
Live Streaming Quiz
FAQs
Service Region
Live Streaming Basics
Push and Playback
CSS Billing
Global CSS Service
Live Recording
On-Cloud Stream Mix
Domain Configuration
Related to Live Video Caster
Compatibility with Apple ATS
Difference Between Stream Interruption and Stream Suspension
SLA
CSS Service Level Agreement
CSS Policy
Privacy Policy
Data Processing And Security Agreement
Glossary

Features

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Last updated: 2024-10-14 14:32:41
This document provides a list of what you can do with CSS. You can find more information about each feature by reading their documents.

Push

Feature
Description
Supports RTMP, SRT, WebRTC, and RTMP over SRT protocols for push.
Supports Tencent Cloud’s MLVB SDK (which comes in iOS, Android, and web editions) or third-party streaming software such as OBS, XSplit, and FMLE.
Push device support
Supports common third-party RTMP streaming devices, encoders, and set-top boxes.

Playback

Feature
Description
Supports RTMP, FLV, HLS, and WebRTC playback protocols.
Supports Tencent Cloud’s MLVB SDK (which comes in iOS, Android, and web editions) or third-party FLV, RTMP, or HLS players.
Playback control
Plays the original stream or a stream transcoded in real time.

Live Streaming Management

Feature
Description
Management
Manages live streams graphically in the console or using APIs.

CSS console

Section
Description
Overview
Displays data such as traffic package usage or real-time bandwidth and traffic usage.
Supports adding, modifying, disabling and deleting push and playback domains, as well as configuring CNAME, HTTPS certificates, and push and playback authentication.
Query online streams, primary and secondary streams, historical streams, and blocked streams for live stream information.
Supports querying usage statistics including bandwidth, traffic, requests, concurrent connections, screenshots, push channels, and recording channels.

Security

Feature
Description
Generates hotlink protection push URLs (you can use your own key and specify the expiration time).
Generates hotlink protection playback URLs using IP allowlist/blocklist or the referer field; supports remote playback authentication.
Encrypts videos based on DRM schemes including Widevine, FairPlay, or NormalAES to prevent unauthorized recording and hotlinking.

APIs

API Category
Description
Add, delete, query, enable, and disable push and playback domains, as well as modify playback domains.
Delay playback, query delayed playbacks, and resume real-time playback.
Create, delete, and end recording tasks, create, delete, query, and modify recording templates, as well as create, delete, and query recording rules.
Create, delete, and query recording rules, as well as create, delete, query, and modify recording templates.
Add, delete, query, and modify watermarks, as well as create, delete, and query watermark rules.
Create, delete, and query callback rules, as well as create, delete, query, and modify callback templates.
Add, delete, query, and modify pull configurations.
Query disabled, ongoing, and historical streams, query push interruptions and stream status, stop streams, block streams, and resume streams.
Create, delete, and query transcoding rules, as well as create, delete, query, and modify transcoding templates.
Query billable bandwidth and traffic usage, query playback data by region and ISP, query HTTP status codes for playback requests, query domain-level playback data in real time, and query packages.
Add, delete, bind, unbind, and query certificates, as well as query and change the domains bound with a certificate.
Query and modify authentication keys for playback and push.
Create, delete, query, and modify time shifting templates, create, delete, and query time shifting rules, as well as query time-shifted streams.
Mix streams and cancel stream mixing.

Value-added services

Feature
Description
Transcodes a stream into different specifications.
Records live streams (by calling an API) and saves the recording files to Tencent Cloud VOD or COS.
Takes screenshots of a live stream (by calling an API) and saves them to Tencent Cloud VOD or COS.
Supports the exciting live clip feature. Relying on the live time shift capability, you can select an exciting clip during or after the live streaming process to generate a time-shifted playback URL for easy secondary distribution of the exciting live clip.
Recognizes pornographic content in live streams.
Supports communication among participants with ultra-low latency (powered by Tencent Cloud TRTC).
Plays ongoing streams from earlier time points.
Supports the use of Tencent CSS services outside the Chinese Mainland.

SDKs

SDK
Description
MLVB SDK
Offers capabilities including stream pushing, basic beautification, filters, playback, and time shifting.
Offers capabilities including filters, beautification, stickers, and gesture recognition for different shooting scenarios (the SDK is a video processing solution developed jointly by Tencent Cloud, Pitu, and YouTu).

LVC

Feature
Description
 LVC 
Cloud switching of live streams, multi-screen custom layout with mixed streaming, and synchronous audio and video switching, enriching online service scenarios.

Relay

Feature
Description
Relay
Offer a feature for pulling video live streams or on-demand files from third-party platforms and pushing them to CSS, enabling direct operations such as stream mixing and recording on the audio and video content, and easily achieving cross-platform distribution and VOD to live streaming capabilities.

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