Developer guide to ApsaraVideo Live - ApsaraVideo Live - Alibaba Cloud Documentation Center

Developer Guide describes how to implement and use the features of ApsaraVideo Live. This topic introduces the contents of Developer Guide.

ApsaraVideo Live provides various features, such as permission management, basic capabilities, live stream acceleration, live streaming security, live stream latency control, HTTP configuration, media processing for live streams, live stream management, statistics, and log management.

Permission management

Feature	Description	Operating channel	References
RAM user management	You can create Resource Access Management (RAM) users and use system policies or custom policies to grant permissions to RAM users.	RAM console	Permission management overview

Basic capabilities

Feature	Description	Operating channel	References
Domain name management	You can add, delete, enable, or disable domain names.	ApsaraVideo Live console API	Domain names
Domain name configuration	You can configure CNAME records, associate streaming domains with ingest domains, and bind sub-streaming domains to main streaming domains.	ApsaraVideo Live console API	Domain names
URL management	You can view and generate ingest and streaming URLs.	ApsaraVideo Live console	Generate ingest and streaming URLs
Stream ingest, stream pulling, and streaming	You can ingest and distribute live streams. Third-party live streams are supported.	ApsaraVideo Live console Third-party stream ingest tools and players	Stream ingest, stream pulling, and streaming

Live stream acceleration

Feature	Description	Operating channel	References
Edge ingest	In edge ingest mode, ApsaraVideo Live ingests streams to Alibaba Cloud points of presence (POPs) that are nearest to users. This ensures that users access the optimal uplink networks.	N/A	Edge ingest

Live streaming security

Feature	Description	Operating channel	References
Permission management	You can create RAM users and grant permissions to RAM users.	RAM console	Permission management overview
Secure acceleration	You can enable HTTPS secure acceleration.	ApsaraVideo Live console API	Secure acceleration
Access control	You can configure the Referer-based hotlink protection, User-Agent blacklist or whitelist, and IP address blacklist or whitelist.	ApsaraVideo Live console API To configure a User-Agent blacklist or whitelist, submit a ticket. Note For more information about how to submit a ticket, see Contact us.	Access control
URL signing	You can use signed URLs to implement authentication.	ApsaraVideo Live console	URL signing
URL signing examples	You can view the URL signing examples to understand how to implement URL signing in different programming languages.	API	URL signing examples
Alibaba Cloud proprietary cryptography	You can encrypt video data.	API Submit a ticket. Note For more information about how to submit a ticket, see Contact us.	Alibaba Cloud proprietary cryptography

Live streaming latency

Feature	Description	Operating channel	References
Latency configuration	You can configure the live streaming latency based on the streaming protocol.	ApsaraVideo Live console	Configure the live streaming latency
RTS	Real-Time Streaming (RTS) is an easy-to-access live streaming service for audio and video communication. RTS can deliver highly concurrent streams with low latency, providing users with smooth, high-definition streams.	SDK	RTS overview

HTTP configuration

Feature	Description	Operating channel	References
HTTP request headers	You can configure HTTP request headers.	ApsaraVideo Live console	HTTP configuration

Media processing for live streams

Feature	Description	Operating channel	References
Live stream transcoding	You can configure default transcoding, custom transcoding, and RTS transcoding.	ApsaraVideo Live console API	Live stream transcoding
Time shifting	ApsaraVideo Live supports time shifting of live streams in the last 30 days.	ApsaraVideo Live console	Time shifting
Live stream recording	You can record live streams and store the recordings in Object Storage Service (OSS) or ApsaraVideo VOD.	ApsaraVideo Live console API	Live stream recording
Live stream snapshots	You can capture real-time snapshots of live streams.	ApsaraVideo Live console API	Live stream snapshots
Live stream encapsulation	ApsaraVideo Live provides the live stream encapsulation feature that supports segment formats such as Common Media Application Format (CMAF) and streaming protocols such as Low-Latency HTTP Live Streaming (LL-HLS).	ApsaraVideo Live console API	Live stream encapsulation

Live stream management

Feature	Description	Operating channel	References
Stream management	You can view active streams and historical streams. You can also disable or interrupt active streams. You can query the monitoring information at the stream level. You can also search for specific streams.	ApsaraVideo Live console API	Manage live streams
Callback management	ApsaraVideo Live supports callbacks for stream ingest status, live stream recording (including on-demand recording), snapshot capture, and content moderation.	ApsaraVideo Live console API	Manage callbacks
File management	You can index, edit, and manage recordings. You can preview recordings. You can view the captured snapshots in real time.	ApsaraVideo Live console	Manage files

Statistics

Feature	Description	Operating channel	References
Resource monitoring	You can query the statistics on traffic and HTTP status codes.	ApsaraVideo Live console API	Data statistics
Real-time monitoring	You can monitor an ingested stream in real time.
Visits	You can query the statistics on visits.
Usage	You can query the usage statistics about traffic, bandwidth, recording, snapshot capture, and transcoding.

Log management

Feature	Description	Operating channel	References
Log download	You can download the logs of traffic usage and transcoding usage.	ApsaraVideo Live console	Log management