CL2019003676A1 - Método y dispositivo para el procesamiento seguro de video. - Google Patents

Método y dispositivo para el procesamiento seguro de video.

Info

Publication number
CL2019003676A1
CL2019003676A1 CL2019003676A CL2019003676A CL2019003676A1 CL 2019003676 A1 CL2019003676 A1 CL 2019003676A1 CL 2019003676 A CL2019003676 A CL 2019003676A CL 2019003676 A CL2019003676 A CL 2019003676A CL 2019003676 A1 CL2019003676 A1 CL 2019003676A1
Authority
CL
Chile
Prior art keywords
buffer
sequence
private
public
video
Prior art date
Application number
CL2019003676A
Other languages
English (en)
Inventor
Roman Slipko
Wojciech Lazarski
Original Assignee
Liberty Global Europe Holding B V
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Liberty Global Europe Holding B V filed Critical Liberty Global Europe Holding B V
Publication of CL2019003676A1 publication Critical patent/CL2019003676A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
    • H04N21/4435—Memory management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Software Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

SE DESCRIBE UN MÉTODO PARA EL PROCESAMIENTO SEGURO DE VÍDEO. EL MÉTODO COMPRENDE ALMACENAR UNA SECUENCIA DE VÍDEO CIFRADA (1) EN UN BÚFER DE SECUENCIAS PÚBLICO (2) EN UNA MEMORIA PÚBLICA ACCESIBLE POR UNA UNIDAD DE PROCESAMIENTO CENTRAL (4) Y ASIGNAR UN BÚFER DE SECUENCIAS PRIVADO (6) EN UNA UBICACIÓN DE BÚFER EN UNA MEMORIA PRIVADA QUE ES ACCESIBLE POR UNA UNIDAD DE DESCIFRADO (10), DONDE LA MEMORIA PRIVADA NO ES ACCESIBLE POR LA UNIDAD DE PROCESAMIENTO CENTRAL (4). A CONTINUACIÓN, EL MÉTODO COMPRENDE DESCIFRAR LA SECUENCIA DE VÍDEO CIFRADA (1) EN EL BÚFER DE SECUENCIAS PÚBLICO (2) A UN BÚFER DE SECUENCIAS PRIVADO (6) EN LA UBICACIÓN DE BÚFER ASIGNADA (8) EN MEMORIA PRIVADA COMO UNA SECUENCIA DE VÍDEO DESCIFRADA (5) ASOCIADA; ANEXAR LA UBICACIÓN DE BÚFER ASIGNADA (8) AL BÚFER DE SECUENCIAS PÚBLICO (2); Y CONFIGURAR UNA UNIDAD DESCODIFICADORA DE VÍDEO (12) PARA LEER LA SECUENCIA DE VÍDEO DESCIFRADA (5) DESDE EL BÚFER DE SECUENCIAS PRIVADO (6) EN LA UBICACIÓN DE BÚFER (8) PARA SU PROCESAMIENTO ADICIONAL.
CL2019003676A 2017-06-13 2019-12-13 Método y dispositivo para el procesamiento seguro de video. CL2019003676A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17175764.4A EP3416397B1 (en) 2017-06-13 2017-06-13 Method and device for secure video processing

Publications (1)

Publication Number Publication Date
CL2019003676A1 true CL2019003676A1 (es) 2020-05-08

Family

ID=59215469

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2019003676A CL2019003676A1 (es) 2017-06-13 2019-12-13 Método y dispositivo para el procesamiento seguro de video.

Country Status (9)

Country Link
US (1) US11095937B2 (es)
EP (1) EP3416397B1 (es)
AU (1) AU2018285336B2 (es)
CA (1) CA3067087C (es)
CL (1) CL2019003676A1 (es)
ES (1) ES2788659T3 (es)
HU (1) HUE049080T2 (es)
PL (1) PL3416397T3 (es)
WO (1) WO2018229066A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117818623A (zh) * 2020-11-19 2024-04-05 御眼视觉技术有限公司 交通工具的安全和关键信息记录机制

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5066278B1 (ja) * 2011-06-30 2012-11-07 株式会社東芝 映像表示装置、バッファ管理方法および映像表示システム
US8910307B2 (en) * 2012-05-10 2014-12-09 Qualcomm Incorporated Hardware enforced output security settings
US8806526B2 (en) 2012-08-17 2014-08-12 Broadcom Corporation Security processing unit with secure connection to head end
US9247316B2 (en) * 2013-04-23 2016-01-26 Microsoft Technology Licensing, Llc Protected media decoding using a secure operating system
US9430619B2 (en) * 2014-09-10 2016-08-30 Microsoft Technology Licensing, Llc Media decoding control with hardware-protected digital rights management
KR20160039922A (ko) * 2014-10-02 2016-04-12 삼성전자주식회사 영상처리장치 및 그 제어방법

Also Published As

Publication number Publication date
ES2788659T3 (es) 2020-10-22
HUE049080T2 (hu) 2020-09-28
CA3067087C (en) 2024-01-23
EP3416397B1 (en) 2020-02-26
AU2018285336A1 (en) 2020-01-16
PL3416397T3 (pl) 2020-07-13
US11095937B2 (en) 2021-08-17
AU2018285336B2 (en) 2021-11-11
CA3067087A1 (en) 2018-12-20
WO2018229066A1 (en) 2018-12-20
EP3416397A1 (en) 2018-12-19
US20200112765A1 (en) 2020-04-09

Similar Documents

Publication Publication Date Title
CA211013S (en) Vaporizer device
GB2530972A (en) Encrypted purging of data from content node storage
BR112014033008A2 (pt) conjunto de parâmetros de vídeo para hevc e extensões
BR112017017425A2 (pt) meio de armazenamento legível por computador não transitório configurado para armazenar instruções e processo implementado por computador
MX2020012816A (es) Anticuerpos antagonistas dirigidos contra el peptido relacionado con el gen de calcitonina y metodos que usan los mismos.
BR112016021485A2 (pt) Pesquisa de encriptador com base em hash para cópia intrabloco
BR112015026372A2 (pt) método de segurança de arquivo e aparelho para o mesmo
BR112017002138A2 (pt) projeto de criptação e decodificação de modo de paleta
CL2016002169A1 (es) Inhibidores de diacilglicerol aciltransferasa 2 para uso en el tratamiento de trastornos metabólicos y relacionados.
GB2518079A (en) Bad block management mechanism
MX2022011695A (es) Compuestos para dispositivos opticamente activos.
BR112014032029A2 (pt) adaptação de streaming baseada em imagens de acesso aleatório limpo (cra)
BR112018008015A2 (pt) método para operação, dispositivo para comunicação, rede para distribuição de conteúdo, produto para programa de computador, e, meio legível por computador não transitório
AR109219A1 (es) Sistema y método de control de datos personales de un usuario de redes de telecomunicaciones
CL2021001246A1 (es) Moduladores de expresión irf5.
CL2019003676A1 (es) Método y dispositivo para el procesamiento seguro de video.
MX2019012665A (es) Compuestos organicos.
BR112018077458A2 (pt) proteases aspárticas
MX2016012738A (es) Sistema de visualizacion de etiquetas virtuales.
MY195657A (en) Liraglutide In Cardiovascular Conditions
UY38472A (es) Moduladores de la expresión de foxp3
BR112017008749A2 (pt) métodos e composições para trombólise segura e eficaz
CL2018000125A1 (es) Sistema y método para mejorar la gestión de la carga de trabajo en el sistema de monitoreo de televisión acr
ES1134806U (es) Salero escarchador para cuellos de botella
UY37753A (es) Antagonistas de péptido pac1