Brief Introduction: Recently, representatives of enterprises in Tokyo and Beijing, China, used the virtual studio and real-time subtitles of Ali Cloud video cloud “Cloud broadcast station” to conduct immersive live connection, carry out business communication and successfully complete the cloud signing ceremony.

The 32nd Olympic Games have come to a close in Tokyo. As Thomas Bach, president of the International Olympic Committee, said, “These are the most digital Games ever.” Not only are these the first Games to be broadcast in the cloud, but there are many innovations in other technologies as well. At the scene of the Olympic Village, representatives of the International Sports Division of Aliyun in Tokyo successfully completed the live connection and cloud signing ceremony with partners in Malaysia, the United States, China and many other places through the virtual studio and real-time subtitles of aliyun Video Broadcast platform products.

Virtual studio to create an immersive live experience

Cloud broadcast relies on aliyun’s powerful video live broadcast and media processing services to innovate the effect of broadcast guidance, recreate traditional video production tools in the cloud, and create immersive live broadcast experience through integrated production.

Ali Cloud video cloud is the first cloud vendor in the industry to provide virtual studio capabilities. Virtual studio, as a key capability of cloud broadcasting, uses real-time automatic image cutting technology of depth algorithm to support multiple devices and multiple machines. Even if both parties are in different places, they can appear to be in the same space and present immersive live broadcasting experience.

Based on the advanced real-time image keying rendering technology, the virtual studio can handle the real-time live streaming, and combine the specific background image and multimedia booth to synthesize the unified output of live streaming. It supports multiple devices, multiple positions and remote broadcast, and can realize dual-screen, split-screen, picture in picture and other broadcast scenes. In addition, the broadcast background can be changed according to the specific scene, which is close to the requirements of live broadcast to the maximum extent, helping customers to create immersive live broadcast experience.

The cloud contract also applies the real-time captioning capability, which, combined with the voice recognition technology, supports Chinese, English, Spanish and Russian to display bilingual captioning in real time, meeting the needs of users in multiple countries and regions to watch live broadcast at the same time, making live broadcast more simple, professional and international.

Fusion of multiple capabilities, to achieve cloud production integration

In addition to the virtual studio and real-time captioning capabilities, cloud broadcast also supports multi-location live broadcasting, which can perform multi-channel streaming fusion and switching playback for multiple locations at the event site. Different machine circulation through the video frame level synchronous playback, users can have multiple viewing angles, not miss any wonderful.

Cloud broadcast guide can also quickly build a rote station, aggregate multiple live and video programs, create a rote station type live broadcast room, enrich the live scene and content form, flexibly call, easy configuration, and efficiently coordinate the landing of business scenes.

At the same time, the online production and real-time packaging capabilities of cloud broadcast also support the integration of live broadcast materials, on-demand materials, pictures, text, dynamic H5 component materials and AI capabilities, such as: support live broadcast and anchor, commentary screen live, while commentary live events; Support dynamic components of H5 page to connect with live broadcast business data, build score system, equipment system, event peripheral data system, etc. This capability reconstructs video content production links to enhance content richness, expand traffic exposure, and monetize advertising with multidimensional data information.

In addition, the video AI capability is also essential for enabling the cloud on the broadcast, and has been well practiced and verified in many activities. The cloud directing and intelligent video production of Aliyun video cloud are integrated, which can split, clip and direct the live broadcast in real time and automatically generate a collection of characters according to the live broadcast content. It can also identify speakers and dynamically display character information through AI capabilities.

For example, in the cloud surfing experience project of Yunqi Games, the real-time slice of the guide stream was used to quickly collect the live stream into small file slices, and the video AI was combined to generate a wonderful collection of the wonderful shots in the surfing screen, which was then mixed with the live stream for broadcast.

Low cost access, widely used in new scenarios

By reengineering the traditional video production tools in cloud, the cost of hardware purchase can be greatly reduced. In the past, traditional directing scenes usually needed expensive directing cars to achieve, but now, relying on cloud directing, directing operators only need a computer to remotely complete several professional broadcasting at the same time.

The cloud broadcast guide provides console, API, and Web SDK services, which users can access on demand for secondary development or direct use. At the same time support live, on-demand video sources, and pictures, documents, pages and other content sources, a maximum of 6 video sources real-time mixing. As for cloud service capabilities, it can save the cost of software and hardware procurement, and pay according to quantity, so as to help enterprises create integrated cloud broadcast.

With abundant program production forms and lower costs, cloud broadcast can be widely used in new media, live events, live events, commercial live and other scenes to help customers break business bottlenecks and develop business faster and better. In the context of the epidemic, cloud broadcast highlights its advantages, surpasses the spatial barriers, easily realizes the retransmission of long-distance programs, and helps all kinds of events from offline to online, with multiple experiences and diversified forms.

Ali cloud video cloud based on the World Cup, double tenth a carnival night, CCTV Spring Festival gala, S10 hero alliance business from all kinds of top events and major events such as authentication, precipitated profound activity events live experience, in a flexible and easy to use professional cloud seeding capability, the value of low cost high efficiency, stable and reliable and the depth of the safeguard, innovation industry application scenarios, Create new value space for customers.

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