ApsaraVideo Live is a live streaming platform for both audio and video based on leading content hosting and delivery networks and large-scale distributed real-time transcoding technology. ApsaraVideo Live provides high-definition and uninterrupted live audio and video services that are convenient and accessible, with low latency and high concurrency.
Alibaba Cloud has more than 2,800 edge nodes distributed in more than 70 countries and regions, covering six continents. The total bandwidth is higher than 150 Tbit/s. All mainstream ISPs are supported. Multiple live centers are deployed, providing services for global users.
The service provides features such as world-leading real-time streaming network, dynamic routing by streaming brain, and excellent response to unstable network connections. Protocols such as RTMP, RTS, SRT, and QUIC, are supported, guaranteeing high transmission quality. RTS supports the playback of tens of millions of concurrent streams at a latency of milliseconds.
High definition and smoothness
Self-developed Narrowband HD ™ 2.0 reduces the bitrate while providing high-definition videos at 50 frames per second. 8K live streaming is supported with a resolution up to 7680 × 4320, which delivers more vivid images. Optimal nodes and bandwidth to ensure second-level latency and a stalling rate lower than 1% for live streaming.
Solutions for streaming, video processing, content distribution, and playback provide streaming and playback SDKs for various devices, easy-to-use APIs, and multiple application features, which can be used in combination. There are also mature live streaming solutions for various industries, covering e-commerce, entertainment, online education, gaming, finance, and large-scale events.
Diverse features such as multi-device adaptation, adaptive bitrate streaming for uplink transmission, with mature solutions, meet customer requirements in different scenarios.
Based on intelligent vision algorithms and large-scale face and human body detection and recognition technologies, face retouching, face shaping, makeup, filters, and stickers are supported.
Audio processing technologies
Various audio processing capabilities such as audio mixing and in-ear monitoring are supported.
Stream ingest over RTS
Stream ingest based on the ARTC protocol of UDP is supported, providing a live stream ingest experience with low latency and low latency.
Adaptive bitrate streaming
The bitrate during stream ingest is automatically adjusted based on network conditions and sets modes to improve your live streaming quality.
Inserting SEI messages into live streams
SEI messages can be inserted into live streams, which is suitable for scenarios such as live quiz.
Live stream recording
Live stream recording and local storage of recorded videos are supported to meet the requirements of screen recording in multiple scenarios.
ApsaraVideo Live Player SDK
Player SDKs for multiple platforms can be integrated, providing the superior playback experience on multiple screens.
Playback on various platforms
Standard player SDKs for Web, iOS, and Android devices are provided and custom development is supported.
Global real-time streaming network
The service provides features such as world-leading real-time streaming network, dynamic routing by streaming brain, and excellent response to unstable network connections. Protocols such as RTMP, RTS, SRT, and QUIC are supported, guaranteeing high transmission quality in scenarios such as regular live streaming, real-time streaming, and interactive live streaming.
Streams are preferentially pushed to the optimal Alibaba Cloud CDN nodes so that you can have access to the most efficient upstream network. This reduces issues such as video stuttering and slow stream pulling that are caused by upstream transmissions.
Videos can be collected and distributed in major countries and regions such as Southeast Asia, Europe, North America, South Korea, and Japan, by using optimized protocols. Cross-border live streaming is implemented and service access experience all over the globe is improved.
RTS reduces the latency of live streaming to millisecond level (800 ms), and has excellent response to unstable network connections. RTS also has features of regular live streaming, such as large scale, low cost, instant loading, and HD playback experience. RTS supports both uplink and downlink, and can be integrated by using the SDK, .Net SDK, or protocols.
Live stream Transcoding
Mainstream live transcoding formats are supported, and professional and highly customizable transcoding templates are provided. Various technologies such as ROI-based transcoding and AI pretreatment optimization are used to deliver higher image quality at lower bitrate.
Narrowband HD™ Transcoding
The industry-leading narrowband HD™ transcoding reduces bandwidth costs without compromising the image quality.
Encoding is optimized by using scenario classification and content understanding to balance quality, birate, and cost.
Watermarks can be added to videos and can be flexibly configured to protect video copyright.
Preset templates and custom transcoding templates meet diverse transcoding requirements.
Video players automatically switch to the optimal stream based on the network bandwidth. This improves the user experience of video playback.
A variety of live streaming encryption technologies provide comprehensive detection and protection to reduce the risks of piracy and hotlink.
Referer blacklist and whitelist are supported to protect your resources from hotlinking.
URL signing is a more secure and reliable method that integrates edge nodes to protect resources on the origin server. URL signing protects the live streaming resources from hotlinking.
HTTPS Secure Acceleration
Enterprise-level and reliable acceleration over HTTPS prevents hijacking, tampering, and leakage.
DRM encryption supports mainstream DRM solutions Widevine and Fairplay, covering multiple devices and multiple platforms. All-in-one management protects copyright security.
Provides video AI services for multiple scenarios based on computer vision technology, deep learning, and massive data.
Illicit Content Identification
Supports long images, GIF images, and other formats. The content identification can be adjusted according to the needs of the user.
Controls specific advertising events in a timely manner. Identifies variant advertisements in italicized rows, WordArt and other formats.
Effectively identifies static, meaningless video content to ensure an efficient management and control system.
Offers multiple recognition solutions to match various scenarios.
Customer demographics based on wide ranging data and various analysis perspectives help to expand your business.
Features real-time quality monitoring on upstreaming. Locates playback problems in a timely manner.
Multidimensional Visitor Data
Provides multidimensional data of visitor features, including unique visitors, geographical distribution and watch time, to help you better understand the audience.
Relying on the powerful media processing capabilities on the cloud, a comprehensive solution is built, including material management, content recreation, and media distribution. Traditional video production tools are rebuilt on the cloud with user experience of Internet products.
Live streams, video files, images, and material libraries can be used as input sources for live streaming to enrich contents.
The following capabilities are provided: live stream switching and media file switching, custom layouts, PVW, PGM, audio follow video, audio and video track splitting, and audio mixing.
Production Studio Packaging
Subtitles, watermarks, dynamic corner markers, custom dynamic HTML5 integration, and live multilingual subtitles and translation are supported.
Production Studio Content
Emergency standby playback, delayed playback, multi-definition output, multi-platform distribution, multi-position multi-view synchronous playback, and lightweight carousel are supported.
Cultural and Entertainment Interaction
Offers solutions for global cultural and entertainment events.
Offers end-to-end interactive live broadcast services for global cultural and entertainment events. Provides clients in cultural and entertainment broadcast industries with cost-effective video transcoding and worldwide distribution services.
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Talent Live Broadcast
Applicable for talk shows and Changba. A social media platform, Changba allows amateur musicians to live stream their music.
User-Generated Content (UGC) Videos
Applicable for live streaming common activities, entertainment, and video dating.
Game Live Broadcast
The Architecture of Education Live Streaming
Provides high-quality BGP multipath, Server Load Balancer (SLB) service, scalable cloud servers, ApsaraDB and security services. Helps clients to rapidly deploy online education interaction websites on Alibaba Cloud to facilitate online evaluations, online exams, and online interactions between teachers and students.
Used by enterprises, institutions and group companies for cross-regional training.
Applicable for all education levels including adult education programs.
Offers video solutions for E-commerce content.
Watch and buy means that during the live video, stars and celebrities demonstrate the product on site to exhibit the product information in an all-round way, in a bid to influence user decision-making and strike deals.
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Shopping Mall Live Broadcast
Applicable for product introduction and unboxing videos. Helps to maximize your sales conversion rate.
WeChat Business Interaction
Monetizes your products and strikes deals through the “live streaming + interaction” mode and social media effects.
Financial Live Video
The overall architecture of financial markets live video.
Leveraging highly available business disaster tolerance architecture, highly stable and high-performance cloud hosts, cloud storage, database, and global live video CDN services. ApsaraVideo Live provides robust security services for financial cloud products and services tailored to enterprises.
Securities and futures
Applicable for investor education and analysis of securities exchange quotations.
Applicable for agent training and insurance products introduction.
Applicable for the introduction of financial products, financial customer training, and analysis of securities exchange quotations.
Professional Live Streaming
The architecture of professional live streaming.
Offers a professional broadcast platform for news, sports, and variety shows based on the concept of “professional + convenient + user friendly”. User-friendly and cost-effective. Helps new media users to rapidly build a professional broadcast platform.
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Large-scale sporting events and competitive activities.
The radio and television broadcast media industry.
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