HUE044639T2 - IRAP hozzáférési egységek és bitfolyam kapcsolás és összeillesztés - Google Patents

IRAP hozzáférési egységek és bitfolyam kapcsolás és összeillesztés

Info

Publication number
HUE044639T2
HUE044639T2 HUE14720460A HUE044639T2 HU E044639 T2 HUE044639 T2 HU E044639T2 HU E14720460 A HUE14720460 A HU E14720460A HU E044639 T2 HUE044639 T2 HU E044639T2
Authority
HU
Hungary
Prior art keywords
splicing
access units
irap access
bitstream switching
bitstream
Prior art date
Application number
Other languages
English (en)
Hungarian (hu)
Inventor
Adarsh Krishnan Ramasubramonian
Ye-Kui Wang
Krishnakanth Rapaka
Ying Chen
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
Publication of HUE044639T2 publication Critical patent/HUE044639T2/hu

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods 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
    • H04N19/895—Methods 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods 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
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing 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
    • H04N21/234327—Processing 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
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8451—Structuring of content, e.g. decomposing content into time segments using Advanced Video Coding [AVC]
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8455—Structuring 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods 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
    • H04N19/187—Methods 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
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4383—Accessing a communication channel
    • H04N21/4384—Accessing 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)
HUE14720460 2013-04-05 2014-04-04 IRAP hozzáférési egységek és bitfolyam kapcsolás és összeillesztés HUE044639T2 (hu)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
HUE044639T2 true HUE044639T2 (hu) 2019-11-28

Family

ID=51654456

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE14720460 HUE044639T2 (hu) 2013-04-05 2014-04-04 IRAP hozzáférési egységek és bitfolyam kapcsolás és összeillesztés

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
JP6050488B2 (ja) * 2012-07-06 2016-12-21 サムスン エレクトロニクス カンパニー リミテッド ランダムアクセスのためのマルチレイヤビデオ符号化方法及びその装置、並びにランダムアクセスのためのマルチレイヤビデオ復号化方法及びその装置
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
WO2015105399A1 (ko) * 2014-01-13 2015-07-16 삼성전자 주식회사 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치.
US10419779B2 (en) * 2014-10-08 2019-09-17 Lg Electronics Inc. Method and device for processing camera parameter in 3D video coding
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
KR20250073540A (ko) * 2019-01-04 2025-05-27 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 인코더, 비디오 디코더 및 대응하는 방법
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
BR112021026826A2 (pt) * 2019-07-03 2022-02-22 Huawei Tech Co Ltd Tipos de imagens de referência em listas de imagens de referência
EP3987771A4 (en) 2019-07-08 2022-08-24 Huawei Technologies Co., Ltd. MIXED NAL UNIT IMAGE RESTRICTIONS IN VIDEO ENCODING
IL291050B2 (en) * 2019-09-03 2025-03-01 Fraunhofer Ges Forschung A configurable network matching layer coding point mechanism and slicer for stream merging
KR20220114562A (ko) * 2019-12-20 2022-08-17 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 비디오 스트림들에서 상이한 nal 유닛 타입들의 nal 유닛들을 혼합하기 위한 디코더, 인코더 및 방법들
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
EP4104428A4 (en) 2020-03-16 2023-05-03 ByteDance Inc. DIRECT ACCESS POINT ACCESS UNIT IN SCALABLE VIDEO ENCODING
KR20220157455A (ko) * 2020-03-20 2022-11-29 인터디지털 브이씨 홀딩스 프랑스 이미지 인코딩 및 디코딩을 위한 방법 및 디바이스
KR20230023721A (ko) * 2020-06-06 2023-02-17 엘지전자 주식회사 레이어 정보 시그널링 기반 영상 코딩 장치 및 방법
EP4165873A1 (en) 2020-06-10 2023-04-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Miscellaneous signaling concepts for multi-layer video bitstreams and for output timing derivation
US11962936B2 (en) 2020-09-29 2024-04-16 Lemon Inc. Syntax for dependent random access point indication in video bitstreams
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
KR101245576B1 (ko) * 2005-10-11 2013-03-20 노키아 코포레이션 효율적인 규모가변적 스트림 조정을 위한 시스템 및 방법
US20090116558A1 (en) 2007-10-15 2009-05-07 Nokia Corporation Motion skip and single-loop encoding for multi-view video content
CN101849417A (zh) 2007-11-05 2010-09-29 汤姆森特许公司 用于快速信道改变和增加的容错性的可缩放视频编码方法
EP2304955B1 (en) 2008-07-26 2017-03-29 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
KR101290467B1 (ko) * 2009-09-22 2013-07-26 퀄컴 인코포레이티드 2 개 이상의 비연속적인 ｎａｌ 유닛들을 참조하는 추출자를 이용하는 멀티-트랙 비디오 코딩 방법들 및 장치
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
KR20150139898A (ko) 2015-12-14
CN105052156B (zh) 2018-04-03
ES2748561T3 (es) 2020-03-17
JP6239732B2 (ja) 2017-11-29
US9596486B2 (en) 2017-03-14
WO2014165730A1 (en) 2014-10-09
JP2016519509A (ja) 2016-06-30
US20140301485A1 (en) 2014-10-09
EP2982129B1 (en) 2019-07-03
CN105052156A (zh) 2015-11-11
KR102084822B1 (ko) 2020-03-04
EP2982129A1 (en) 2016-02-10

Similar Documents

Publication Publication Date Title
HUE044639T2 (hu) IRAP hozzáférési egységek és bitfolyam kapcsolás és összeillesztés
IL256946B (en) Bromodomain inhibitors
EP2989790A4 (en) Interactive zooming in video conferencing
IL243372A0 (en) bromine zone inhibitors
IL230677A (en) Body tilted switching device
ZA201506575B (en) Dihydro-pyrrolopyridinone bromodomain inhibitors
EP2987336A4 (en) SYSTEM AND METHOD FOR PHOTONIC SWITCHING
EP3062527A4 (en) OPTICAL NETWORK TRANSMISSION DEVICE
PT2999810T (pt) Fibra de peuapm
ZA201603419B (en) Switching device
GB2516368B (en) Optical network fault location and identification
GB2520480B (en) Improvements in hinge assemblies
GB2518695B (en) Enabling Configuration in Networks
EP2995023A4 (en) SYSTEM AND METHOD FOR PHOTONIC SWITCHING
GB201301003D0 (en) Enhanced video codec
GB201320670D0 (en) Switching device
AU349899S (en) Single switch and double switch
TH1501001194A (th) อุปกรณ์สวิตช์
GB201321018D0 (en) Improvements in hinge assemblies