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
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
ES2748561T3 (es) 2020-03-17
EP2982129A1 (en) 2016-02-10
JP2016519509A (ja) 2016-06-30
US20140301485A1 (en) 2014-10-09
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
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
EP2995023A4 (en) SYSTEM AND METHOD FOR PHOTONIC SWITCHING
GB201322638D0 (en) Enabling Configuration in Networks
GB2509966B (en) Enhanced video codec
GB201320670D0 (en) Switching device
AU349899S (en) Single switch and double switch
TH1501001194A (th) อุปกรณ์สวิตช์
GB201321018D0 (en) Improvements in hinge assemblies