JP6822847B2 - ビットストリームパーティションのためのhrdパラメータを信号伝達すること - Google Patents

ビットストリームパーティションのためのhrdパラメータを信号伝達すること Download PDF

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JP6822847B2
JP6822847B2 JP2016573849A JP2016573849A JP6822847B2 JP 6822847 B2 JP6822847 B2 JP 6822847B2 JP 2016573849 A JP2016573849 A JP 2016573849A JP 2016573849 A JP2016573849 A JP 2016573849A JP 6822847 B2 JP6822847 B2 JP 6822847B2
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bitstream
hrd
hrd parameters
parameters
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JP2017522795A (ja
JP2017522795A5 (enExample
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ワン、イェ−クイ
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Qualcomm Inc
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    • 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
    • H04N19/31Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • 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
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • 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
    • H04N19/184Methods 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 bits, e.g. of the compressed 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
    • 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
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • H04N19/463Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
JP2016573849A 2014-06-18 2015-06-17 ビットストリームパーティションのためのhrdパラメータを信号伝達すること Active JP6822847B2 (ja)

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US201462013965P 2014-06-18 2014-06-18
US62/013,965 2014-06-18
US14/741,291 2015-06-16
US14/741,291 US9813719B2 (en) 2014-06-18 2015-06-16 Signaling HRD parameters for bitstream partitions
PCT/US2015/036175 WO2015195763A1 (en) 2014-06-18 2015-06-17 Signaling hrd parameters for bitstream partitions

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JP2017522795A JP2017522795A (ja) 2017-08-10
JP2017522795A5 JP2017522795A5 (enExample) 2018-07-05
JP6822847B2 true JP6822847B2 (ja) 2021-01-27

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JP2016573960A Pending JP2017525231A (ja) 2014-06-18 2015-06-17 ビットストリームパーティションのためのhrdパラメータを信号伝達すること
JP2016573904A Active JP6720089B2 (ja) 2014-06-18 2015-06-17 ビットストリームパーティションのためのhrdパラメータを信号伝達すること
JP2020066702A Pending JP2020123963A (ja) 2014-06-18 2020-04-02 ビットストリームパーティションのためのhrdパラメータを信号伝達すること

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JP2016573904A Active JP6720089B2 (ja) 2014-06-18 2015-06-17 ビットストリームパーティションのためのhrdパラメータを信号伝達すること
JP2020066702A Pending JP2020123963A (ja) 2014-06-18 2020-04-02 ビットストリームパーティションのためのhrdパラメータを信号伝達すること

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US (3) US9819948B2 (enExample)
EP (3) EP3158758B1 (enExample)
JP (4) JP6822847B2 (enExample)
KR (3) KR102032604B1 (enExample)
CN (3) CN106464917B (enExample)
CA (3) CA2952244C (enExample)
WO (3) WO2015195767A1 (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9819948B2 (en) 2014-06-18 2017-11-14 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions
US10257107B1 (en) 2016-06-30 2019-04-09 Amazon Technologies, Inc. Encoder-sensitive stream buffer management
PL3756346T3 (pl) * 2018-03-09 2022-02-21 Huawei Technologies Co., Ltd. Sposób i urządzenie do filtrowania obrazu z adaptacyjnymi współczynnikami mnożnika
US10462486B1 (en) * 2018-05-07 2019-10-29 Tencent America, Llc Fast method for implementing discrete sine transform type VII (DST 7)
WO2020156573A1 (en) 2019-02-03 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Condition-dependent unsymmetrical quad-tree partitioning
JP7288071B2 (ja) 2019-03-02 2023-06-06 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置及び記憶媒体
CN113678462B (zh) 2019-04-15 2023-01-10 北京字节跳动网络技术有限公司 自适应环路滤波器中的裁剪参数推导
WO2020211809A1 (en) 2019-04-16 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. On adaptive loop filtering for video coding
WO2020216176A1 (en) 2019-04-20 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Signaling of chroma syntax elements in video coding
CN113785574B (zh) 2019-05-30 2022-10-11 北京字节跳动网络技术有限公司 色度分量的自适应环路滤波
CN113892271B (zh) * 2019-05-30 2025-04-01 夏普株式会社 用于在视频编码中发送信号通知假想参考解码器参数的系统和方法
IL291689B2 (en) * 2019-09-24 2025-07-01 Huawei Tech Co Ltd Hypothetical Source Decoder (HRD) for checking the suitability of output layer sets (OLS)
EP4022929B1 (en) 2019-09-24 2025-06-25 Huawei Technologies Co., Ltd. An encoder, a decoder with support of sub-layer picture rates
BR112022005471A2 (pt) 2019-09-24 2022-06-21 Huawei Tech Co Ltd Ols para escalabilidade espacial e snr
ES3024386T3 (en) 2019-09-24 2025-06-04 Huawei Tech Co Ltd Disallowing unused layers in multi-layer video bitstreams
BR112022006419A2 (pt) 2019-10-07 2022-06-28 Huawei Tech Co Ltd Prevenção de erro de sps em extração de subfluxo de bits
CN120455698A (zh) * 2019-12-13 2025-08-08 松下电器(美国)知识产权公司 编码装置、解码装置、编码方法、解码方法和比特流生成装置
CN114868158B (zh) 2019-12-26 2025-08-01 字节跳动有限公司 层级视频中的解码图片缓冲区参数的信令通知
KR102776845B1 (ko) 2019-12-26 2025-03-10 바이트댄스 아이엔씨 코딩된 비트스트림들에서의 비디오 계층들의 시그널링에 대한 제약들
EP4066387A4 (en) 2019-12-27 2023-02-15 ByteDance Inc. SUBPICTURE SIGNALING IN PARAMETER SETS
KR20220123649A (ko) 2020-01-09 2022-09-08 바이트댄스 아이엔씨 계층 간 참조 픽처들의 존재의 시그널링
US12212765B2 (en) * 2020-03-30 2025-01-28 Lg Electronics Inc. Image decoding method and apparatus
KR20230008795A (ko) 2020-05-04 2023-01-16 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
EP4140142A4 (en) * 2020-05-22 2023-08-16 ByteDance Inc. ENCODING OF IMAGE ORDER NUMBER IN VIDEO BITSTREAM
WO2021256857A1 (ko) * 2020-06-18 2021-12-23 엘지전자 주식회사 픽처 출력 타이밍 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독가능한 기록매체
US11831921B2 (en) 2020-09-17 2023-11-28 Lemon Inc. Video operating points record syntax and semantics
EP3972273A1 (en) 2020-09-17 2022-03-23 Lemon Inc. Handling of non-vcl nal units in picture unit construction
EP4205398A4 (en) 2020-09-25 2024-03-06 Beijing Bytedance Network Technology Co., Ltd. EMBEDDED AND NON-EMBEDDED SEI MESSAGES IN VIDEO BIT STREAMS
US12041386B2 (en) * 2020-09-29 2024-07-16 Lemon Inc. Dependent random access point indication in video bitstreams
KR20250022930A (ko) 2023-08-08 2025-02-18 주식회사 에스티엘 스마트 도로정보 안내 시스템
WO2025071301A1 (en) * 2023-09-27 2025-04-03 Lg Electronics Inc. Method and apparatus for signaling purpose for neural-network post-filter grouping characteristic sei message for coded bitstream

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7532670B2 (en) * 2002-07-02 2009-05-12 Conexant Systems, Inc. Hypothetical reference decoder with low start-up delays for compressed image and video
EP1518403A4 (en) * 2002-07-02 2009-03-18 Conexant Systems Inc HYPOTHETIC REFERENCE DECODER FOR COMPRESSED PICTURES AND VIDEO
US7266147B2 (en) * 2003-03-31 2007-09-04 Sharp Laboratories Of America, Inc. Hypothetical reference decoder
US8682097B2 (en) 2006-02-14 2014-03-25 DigitalOptics Corporation Europe Limited Digital image enhancement with reference images
EP1704720A1 (en) * 2004-01-16 2006-09-27 General Instrument Corporation Method, protocol, and apparatus for transporting advanced video coding content
KR20120079177A (ko) * 2007-04-18 2012-07-11 톰슨 라이센싱 코딩 시스템
EP2198620A2 (en) * 2007-10-05 2010-06-23 Thomson Licensing Methods and apparatus for incorporating video usability information (vui) within a multi-view video (mvc) coding system
US8885729B2 (en) * 2010-12-13 2014-11-11 Microsoft Corporation Low-latency video decoding
AU2012205650B2 (en) * 2011-01-14 2016-08-11 Vidyo, Inc. Improved NAL unit header
US20130170561A1 (en) * 2011-07-05 2013-07-04 Nokia Corporation Method and apparatus for video coding and decoding
US8730329B2 (en) * 2011-07-11 2014-05-20 Qualcomm, Incorporated Automatic adaptive image sharpening
US20130114694A1 (en) * 2011-11-08 2013-05-09 Qualcomm Incorporated Parameter set groups for coded video data
CN107770556B (zh) * 2012-04-23 2020-05-19 太阳专利托管公司 解码方法、解码装置以及编码方法、编码装置
US20130287093A1 (en) * 2012-04-25 2013-10-31 Nokia Corporation Method and apparatus for video coding
CN102695058B (zh) * 2012-05-30 2014-07-02 北京世纪鼎点软件有限公司 基于大尺度缓冲策略的音、视频编码流控方法
US9912941B2 (en) 2012-07-02 2018-03-06 Sony Corporation Video coding system with temporal layers and method of operation thereof
WO2014006266A1 (en) 2012-07-02 2014-01-09 Nokia Corporation Method and apparatus for video coding
US9648322B2 (en) * 2012-07-10 2017-05-09 Qualcomm Incorporated Coding random access pictures for video coding
US9161039B2 (en) * 2012-09-24 2015-10-13 Qualcomm Incorporated Bitstream properties in video coding
US9565452B2 (en) * 2012-09-28 2017-02-07 Qualcomm Incorporated Error resilient decoding unit association
CN108696756B (zh) * 2012-09-28 2020-12-11 夏普株式会社 图像编码装置
BR122016021326B1 (pt) 2012-09-28 2023-01-10 Sony Corporation Dispositivo e método de processamento de imagem
US9380317B2 (en) 2012-10-08 2016-06-28 Qualcomm Incorporated Identification of operation points applicable to nested SEI message in video coding
US9374585B2 (en) * 2012-12-19 2016-06-21 Qualcomm Incorporated Low-delay buffering model in video coding
US9521393B2 (en) * 2013-01-07 2016-12-13 Qualcomm Incorporated Non-nested SEI messages in video coding
US9819948B2 (en) 2014-06-18 2017-11-14 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions

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JP2020123963A (ja) 2020-08-13
CN106464917A (zh) 2017-02-22
KR20170021781A (ko) 2017-02-28
JP2017522795A (ja) 2017-08-10
EP3158757B1 (en) 2021-07-21
JP2017522799A (ja) 2017-08-10
US20150373347A1 (en) 2015-12-24
CN106464918B (zh) 2019-04-16
JP2017525231A (ja) 2017-08-31
US20150373356A1 (en) 2015-12-24
JP6720089B2 (ja) 2020-07-08
EP3158768A1 (en) 2017-04-26
CA2952243C (en) 2019-07-02
US10063867B2 (en) 2018-08-28
WO2015195767A1 (en) 2015-12-23
WO2015195761A1 (en) 2015-12-23
CA2952243A1 (en) 2015-12-23
US20150373373A1 (en) 2015-12-24
CN106464917B (zh) 2019-10-25
CN106464916A (zh) 2017-02-22
KR102310751B1 (ko) 2021-10-07
EP3158758B1 (en) 2020-12-09
US9819948B2 (en) 2017-11-14
KR102032604B1 (ko) 2019-10-15
CA2952242C (en) 2024-04-16
KR20170019355A (ko) 2017-02-21
BR112016029356A2 (pt) 2017-08-22
BR112016029306A2 (pt) 2017-08-22
CA2952244A1 (en) 2015-12-23
CA2952244C (en) 2020-10-13
CA2952242A1 (en) 2015-12-23
BR112016029668A2 (pt) 2017-08-22
EP3158757A1 (en) 2017-04-26
CN106464918A (zh) 2017-02-22
US9813719B2 (en) 2017-11-07
CN106464916B (zh) 2019-10-25
KR20170019356A (ko) 2017-02-21
EP3158758A1 (en) 2017-04-26
KR102383620B1 (ko) 2022-04-05
WO2015195763A1 (en) 2015-12-23

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