GY/T 344-2021Technical requirements for Internet TV content service platform (English PDF)

3.1 Terms and definitions

The following terms and definitions apply to this document.

3.1.1

Internet TV over the top TV; OTT TV Based on the public Internet to transmit video, audio, graphics, text and data, etc., through the terminal receiving equipment such as televisions and set-top boxes, Provide the public with safe, reliable, interactive and manageable multimedia audio-visual services.

Note. The Internet TV in this standard refers to the requirements of the State Administration of Radio, Film and Television "Operation and Management Requirements for Organizations Holding Internet TV Licenses" (Guangbanfa Wang Zi [2011]

181) Internet TV business.

3.1.2

OTT TV integration platform Integrate and manage Internet TV services, provide program integration and broadcast, EPG management, user management, digital copyright protection, A platform for billing management and other services, hereinafter referred to as "integrated platform".

Note 1.Program integration refers to the integration of content service platform programs and applications.

Note 2.The EPG management of the integrated platform refers to the management of the terminal desktop.

3.1.3

OTT TV content service platform Provide a content service platform that meets the broadcasting requirements for the collection, review, scheduling and copyright management of Internet TV programs, hereinafter referred to as "internal Content service platform".

3.1.4

OTT TV terminal

Including but not limited to set-top boxes, televisions, projectors, monitors and other equipment, with the function of Internet audio-visual program playback.

3.2 Abbreviations

The following abbreviations apply to this document.

CDN Content Delivery Network (Content Delivery Network) DRM Digital Rights Management (Digital Rights Management)

4 The functional architecture of the content service platform

4.1 System Function Architecture

The composition diagram of the content service platform is shown in Figure 1.

Figure 1 Schematic diagram of the composition of the content service platform

a) Media Resource Management System. Provides the gathering of content partners' programs, the production and production of programs and basic cataloging, mainly including materials Management, program editing, synthesis transcoding, program distribution, technical review, catalog management, catalog review, program retrieval, partners Functional modules such as management;

b) Content release management system. Provide program release management, mainly including program management, program review, program online and offline management, Function modules such as program recommendation and page template management;

c) Copyright management system. Provide copyright information management of programs;

d) Data management system. Provides analysis of operating index data of in-app programs, mainly including data collection, data storage, and data Functional modules such as cleaning, data processing, and data analysis;

e) Ad delivery management system. Provides ad delivery related to in-app programs, mainly including ad material management, ad material review, Functional modules such as advertising and advertising data analysis;

f) Content application. The content service platform is responsible for operating and providing terminal products for broadcast services.

4.2 Media Resource Management System

4.2.1 Material management

It should support adding, editing, deleting and searching for materials.

4.2.2 Program editing

It should support operations such as online, edit, delete, and offline of programs.

4.2.3 Synthetic transcoding

It should support the selection of materials that need to be transcoded or custom transcoding templates, and output video and audio programs that meet the coding standards as required.

4.2.4 Program distribution

The release of approved programs shall be supported.

4.2.5 Technical audit

Should support the technical review and management of program consistency, compliance, completeness, copyright, and quality.

4.2.6 Catalog management

It should support the recording of basic program information, media information, and metadata required for operations in accordance with certain standards and rules.

4.2.8 Program search

It should be provided for program positioning based on conditions or combination of conditions.

4.2.9 Partner management

Should support the provision of assigning different roles and authority management to different partners; operations such as adding, deleting, modifying, and querying can be performed.

4.3 Content release management system

4.3.1 Program management

It should support programming operations such as adding, modifying, deleting, and querying programs.

Should support pre-release and pre-offline.

4.3.2 Program review

Should support the review of the program, review the consistency, compliance, and completeness of the program, and provide the final review capability.

4.3.3 Program online and offline management

It should support the launch of the programs that have passed the final review and the offline of the programs that have passed the pre-offline.

It shall have the ability to go offline in an emergency, and it shall be able to quickly go offline for illegal programs, and have the ability to stop broadcasting.

4.3.4 Program recommendation

It should support the recommendation of different types of programs, and should support automatic recommendation and manual recommendation.

4.3.5 Page template management

Should support the management capabilities of page template creation, modification, preview, delivery, and deletion.

4.4 Copyright Management System

Should support the management of program copyright and usage rights contracts, the maintenance and update of copyright information, the search and inquiry of copyright information, and copyright warnings, and statistical analysis of copyright information.

4.5 Data Management System

Responsible for the program's index data analysis, mainly including data collection, data storage, data cleaning, data processing, data analysis and other functions Module.

4.6 Advertising system

Responsible for advertising management related to program broadcasting, including creative management, creative review, advertising management, advertisers Management, advertising operation data analysis, etc. The advertising form supports pre-roll, corner mark, clock, pause and other advertising forms.

4.7 Program broadcast authentication

The content service platform should provide playback authentication services for content applications to ensure that users with legitimate rights and interests can use the rights and interests within the rights period.

French show. The playback authentication process of the Internet TV content application and content service platform is as follows.

a) The Internet TV content application requests the content service platform to broadcast the program;

b) The content service platform queries user subscription records and confirms the subscription relationship of programs;

c) The content service platform returns the result of successful authentication and the relevant address information of the program;

d) The Internet TV content application is played according to the authentication result and the broadcast address.

If the content service platform is authenticated, the program can be played normally; if the authentication fails, the authentication failure information will be fed back to the user.

7.1 Safety requirements for program production

In terms of program production, attention should be paid to protecting the copyright of video and audio programs in response to program security threats.

Copyright information. Metadata should be embedded in the initial shooting to describe, the original record should be added in an invisible way, and it must be able to protect Protect the copyright of the digital content transmitted and stored in the Internet TV service network from infringement (such as illegal copying), and the digital content's copyright the owner should be able to use technical means to trace the illegal use of digital content.

7.2 Safety requirements for program broadcasting

In terms of program broadcast, the content service platform should have technical means to ensure the security of broadcast programs and prevent tampering and illegal decryption.

Misappropriation. In an emergency, the content service platform should include methods and means for emergency offline programs and interruption of broadcasts.

7.3 Security requirements for program transmission

In the program transmission link, the content service platform should adopt effective transmission strategies to ensure the safety of program transmission and ensure that the program is not tampered with.

In the CDN distribution link, effective security strategies should be adopted to prevent program tampering and misappropriation. At the same time, the CDN domain name should adopt the content service platform's Domain name and do domain name registration. The safety requirements of CDN are listed in Appendix A of GY/T 345-2021.

7.4 Safety requirements for program consumption

In terms of program consumption, legitimate users should not be able to perceive the existence of digital rights management technology or digital watermarks when watching programs. when when the service flow is presented through the terminal, the following two aspects should be considered in security.

a) The legality of the program. the legality of the program should be judged to verify whether the program has been illegally replaced, damaged, etc., for illegal the program can automatically stop decoding, prohibit playback, and alert notifications.

b) Anti-copying of programs. Programs that have been authorized to play are prohibited from copying.

references

[1] GB/T 7400-2011 Broadcasting and Television Terminology [2] GB/T 22239-2019 Information security technology network security level protection basic requirements [3] GY/T 264-2012 Broadcasting and TV off-broadcasting statistical method specification [4] GY/T 342-2021 General Technical Requirements for Internet TV [5] Regulations on the Administration of Safe Broadcasting of Radio and Television (State Administration of Radio, Film and Television Order No. 62) [6] Notice on Standardizing and Promoting the Development of 4K Ultra HD TV (Xin Guang Dian Fa [2017] No. 230) [7] Operation and management requirements for organizations holding Internet TV licenses (Guangbanfa Wangzi [2011] No. 181) [8] Notice of the General Office of the State Council on Printing and Distributing the Three-Play Promotion Plan (Guobanfa [2015] No. 65) [9] Measures for the Administration of Radio and Television Video-on-Demand Services (State Administration of Radio, Film and Television Order No. 35) [10] Provisions on the Administration of Internet Audiovisual Program Services (Order No. 56 of the State Administration of Radio, Film and Television and Ministry of Information Industry of the People's Republic of China number) [11] Provisions on the Administration of Private Networks and Directed Broadcasting of Audiovisual Program Services (Order No. 6 of the State Administration of Press, Publication, Radio, Film and Television)