ES2748561T3 - Unidades de acceso IRAP y conmutación y empalme de flujos de bits - Google Patents

Unidades de acceso IRAP y conmutación y empalme de flujos de bits Download PDF

Info

Publication number
ES2748561T3
ES2748561T3 ES14720460T ES14720460T ES2748561T3 ES 2748561 T3 ES2748561 T3 ES 2748561T3 ES 14720460 T ES14720460 T ES 14720460T ES 14720460 T ES14720460 T ES 14720460T ES 2748561 T3 ES2748561 T3 ES 2748561T3
Authority
ES
Spain
Prior art keywords
image
irap
video
unit
images
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
ES14720460T
Other languages
English (en)
Spanish (es)
Inventor
Adarsh Krishnan Ramasubramonian
Ye-Kui Wang
Krishnakanth Rapaka
Ying Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ES2748561T3 publication Critical patent/ES2748561T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234327Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845Structuring of content, e.g. decomposing content into time segments
    • H04N21/8451Structuring of content, e.g. decomposing content into time segments using Advanced Video Coding [AVC]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845Structuring of content, e.g. decomposing content into time segments
    • H04N21/8455Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/187Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a scalable video layer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing 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
    • H04N21/438Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4383Accessing a communication channel
    • H04N21/4384Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
ES14720460T 2013-04-05 2014-04-04 Unidades de acceso IRAP y conmutación y empalme de flujos de bits Active ES2748561T3 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201361809063P 2013-04-05 2013-04-05
US201361812225P 2013-04-15 2013-04-15
US14/244,743 US9596486B2 (en) 2013-04-05 2014-04-03 IRAP access units and bitstream switching and splicing
PCT/US2014/032926 WO2014165730A1 (en) 2013-04-05 2014-04-04 Irap access units and bitstream switching and splicing

Publications (1)

Publication Number Publication Date
ES2748561T3 true ES2748561T3 (es) 2020-03-17

Family

ID=51654456

Family Applications (1)

Application Number Title Priority Date Filing Date
ES14720460T Active ES2748561T3 (es) 2013-04-05 2014-04-04 Unidades de acceso IRAP y conmutación y empalme de flujos de bits

Country Status (8)

Country Link
US (1) US9596486B2 (https=)
EP (1) EP2982129B1 (https=)
JP (1) JP6239732B2 (https=)
KR (1) KR102084822B1 (https=)
CN (1) CN105052156B (https=)
ES (1) ES2748561T3 (https=)
HU (1) HUE044639T2 (https=)
WO (1) WO2014165730A1 (https=)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104620578B (zh) * 2012-07-06 2018-01-02 三星电子株式会社 用于随机访问的多层视频编码的方法和设备以及用于随机访问的多层视频解码的方法和设备
US9674533B2 (en) 2013-04-05 2017-06-06 Qualcomm Incorporated Picture alignments in multi-layer video coding
US10003815B2 (en) * 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures
WO2015056182A2 (en) * 2013-10-15 2015-04-23 Nokia Technologies Oy Video encoding and decoding
KR102266902B1 (ko) * 2014-01-13 2021-06-18 삼성전자주식회사 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치
CN106105218B (zh) * 2014-10-08 2019-04-09 Lg电子株式会社 在3维视频编码中处理相机参数的方法
US20160119619A1 (en) * 2014-10-27 2016-04-28 Ati Technologies Ulc Method and apparatus for encoding instantaneous decoder refresh units
KR20170101983A (ko) * 2014-12-31 2017-09-06 노키아 테크놀로지스 오와이 스케일러블 비디오 코딩 및 디코딩을 위한 계층 간 예측
US9973562B2 (en) 2015-04-17 2018-05-15 Microsoft Technology Licensing, Llc Split processing of encoded video in streaming segments
CN106303673B (zh) * 2015-06-04 2021-01-22 中兴通讯股份有限公司 码流对齐、同步处理方法及发送、接收终端和通信系统
US10306253B2 (en) 2015-10-14 2019-05-28 Qualcomm Incorporated Signaling of parameter sets in files of multi-layer bitstreams
US11184624B2 (en) * 2016-05-19 2021-11-23 Qualcomm Incorporated Regional random access in pictures
US10623755B2 (en) * 2016-05-23 2020-04-14 Qualcomm Incorporated End of sequence and end of bitstream NAL units in separate file tracks
US10554711B2 (en) * 2016-09-29 2020-02-04 Cisco Technology, Inc. Packet placement for scalable video coding schemes
CN107734387B (zh) * 2017-10-25 2020-11-24 北京网博视界科技股份有限公司 一种视频切割方法、装置、终端和存储介质
CN109963176B (zh) * 2017-12-26 2021-12-07 中兴通讯股份有限公司 视频码流处理方法、装置、网络设备和可读存储介质
PL3906685T3 (pl) * 2019-01-04 2025-06-16 Huawei Technologies Co., Ltd. Dostęp swobodny oparty na podobrazie
CN115550659B (zh) 2019-03-11 2025-05-06 华为技术有限公司 在一个图像内支持混合nal单元类型的编码方法及编码器
US11539957B2 (en) * 2019-06-20 2022-12-27 Tencent America LLC Layered random access with reference picture resampling
CN114208173A (zh) * 2019-07-03 2022-03-18 华为技术有限公司 参考图像列表中参考图像的类型
BR112022000158A2 (pt) 2019-07-08 2022-02-22 Huawei Tech Co Ltd Restrições de imagem de unidade de nal mista em codificação de vídeo
AU2020340538B2 (en) * 2019-09-03 2023-11-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Configurable NAL and slice code point mechanism for stream merging
EP4078973A1 (en) * 2019-12-20 2022-10-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decoder, encoder and methods for mixing nal units of different nal unit types in video streams
US11228777B2 (en) * 2019-12-30 2022-01-18 Tencent America LLC Method for layerwise random access in a coded video stream
WO2021137592A1 (ko) * 2020-01-02 2021-07-08 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
WO2021188451A1 (en) 2020-03-16 2021-09-23 Bytedance Inc. Random access point access unit in scalable video coding
CN115398922B (zh) * 2020-03-20 2025-10-10 交互数字Ce专利控股有限公司 用于图像编码和解码的方法和设备
WO2021246841A1 (ko) * 2020-06-06 2021-12-09 엘지전자 주식회사 레이어 정보 시그널링 기반 영상 코딩 장치 및 방법
JP7752641B2 (ja) * 2020-06-10 2025-10-10 フラウンホッファー-ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ マルチレイヤビデオビットストリーム及び出力タイミング導出のための多岐にわたるシグナリング概念
US11770498B2 (en) 2020-09-29 2023-09-26 Lemon Inc. Supplemental enhancement information for multi-layer video streams
CN118870019A (zh) * 2023-04-28 2024-10-29 华为技术有限公司 编解码方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3852366B2 (ja) * 2002-04-26 2006-11-29 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
PL2375749T3 (pl) * 2005-10-11 2017-03-31 Nokia Technologies Oy System i sposób efektywnej adaptacji skalowalnego strumienia
KR20100074280A (ko) 2007-10-15 2010-07-01 노키아 코포레이션 입력 픽처 인코딩 방법, 입력 픽처 인코딩 장치 및 컴퓨터 판독가능한 메모리 매체
JP2011503968A (ja) 2007-11-05 2011-01-27 トムソン ライセンシング 高速チャネル切り替え及び増加された誤り耐性のためのスケーラブルビデオ符号化方法
WO2010014123A1 (en) * 2008-07-26 2010-02-04 Thomson Licensing A real-time transport protocol (rtp) packetization method for fast channel change applications using scalable video coding (svc)
US8411746B2 (en) * 2009-06-12 2013-04-02 Qualcomm Incorporated Multiview video coding over MPEG-2 systems
CN102714715B (zh) * 2009-09-22 2016-01-20 高通股份有限公司 用于文件格式轨迹选择的媒体提取器轨迹
US20110081133A1 (en) * 2009-10-05 2011-04-07 Xuemin Chen Method and system for a fast channel change in 3d video
US9532055B2 (en) * 2012-04-16 2016-12-27 Microsoft Technology Licensing, Llc Constraints and unit types to simplify video random access
WO2014028838A1 (en) 2012-08-16 2014-02-20 Vid Scale, Inc. Slice based skip mode signaling for multiple layer video coding
US20140085415A1 (en) 2012-09-27 2014-03-27 Nokia Corporation Method and apparatus for video coding
US9674533B2 (en) 2013-04-05 2017-06-06 Qualcomm Incorporated Picture alignments in multi-layer video coding
US10003815B2 (en) 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures

Also Published As

Publication number Publication date
CN105052156A (zh) 2015-11-11
EP2982129A1 (en) 2016-02-10
JP2016519509A (ja) 2016-06-30
US20140301485A1 (en) 2014-10-09
HUE044639T2 (hu) 2019-11-28
EP2982129B1 (en) 2019-07-03
CN105052156B (zh) 2018-04-03
KR20150139898A (ko) 2015-12-14
US9596486B2 (en) 2017-03-14
JP6239732B2 (ja) 2017-11-29
KR102084822B1 (ko) 2020-03-04
WO2014165730A1 (en) 2014-10-09

Similar Documents

Publication Publication Date Title
ES2748561T3 (es) Unidades de acceso IRAP y conmutación y empalme de flujos de bits
ES2978906T3 (es) Asociación de unidades de decodificación resiliente a errores
ES2765462T3 (es) Diseños de formato de archivo de vídeo multicapa
ES2902675T3 (es) Diseño de señalización de entrada de muestra y de punto de operación en un formato de archivo de vídeo estratificado
ES2780688T3 (es) Señalización para operaciones DPB basadas en un búfer de imágenes subdescodificadas (sub-DPB) en la codificación de vídeo
ES2854274T3 (es) Dispositivo y procedimiento para codificación escalable de información de vídeo
ES2701786T3 (es) Procesamiento de memoria intermedia de imágenes descodificadas para imágenes de punto de acceso aleatorio en secuencias de vídeo
KR101799165B1 (ko) Hevc 및 확장들에 대한 비디오 파라미터 세트
ES2657494T3 (es) Acceso aleatorio y señalización de imágenes de referencia a largo plazo en la codificación de vídeo
ES2744235T3 (es) Actualizaciones de conjuntos de parámetros en la codificación de vídeo
ES2707892T3 (es) Operaciones de almacenamiento en memoria intermedia de vídeo para acceso aleatorio en la codificación de vídeo
ES2839148T3 (es) Codificación de vídeo multicapa
ES2780686T3 (es) Tipo de dependencia entre vistas en MV-HEVC
BR112015006440B1 (pt) Indicação e ativação de conjuntos de parâmetros para codificação de vídeo
ES2734551T3 (es) Paquetes de una sola unidad de capa de abstracción de red con número de orden de decodificación para la codificación de vídeo
ES2703342T3 (es) Selección de imagen de referencia
US20140092213A1 (en) Sub-bitstream extraction for multiview, three-dimensional (3d) and scalable media bitstreams
BR112014033011B1 (pt) Conjunto de parâmetros de vídeo para hevc e extensões
OA18394A (en) Design of sample entry and operation point signalling in a layered video file format.
BR112016015560A2 (pt) Método para codificar um conjunto de imagem de referência (rps) em codificação multicamada