JP2006304307A - エントロピーコーディングのコンテキストモデルを適応的に選択する方法及びビデオデコーダ - Google Patents

エントロピーコーディングのコンテキストモデルを適応的に選択する方法及びビデオデコーダ Download PDF

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JP2006304307A
JP2006304307A JP2006114648A JP2006114648A JP2006304307A JP 2006304307 A JP2006304307 A JP 2006304307A JP 2006114648 A JP2006114648 A JP 2006114648A JP 2006114648 A JP2006114648 A JP 2006114648A JP 2006304307 A JP2006304307 A JP 2006304307A
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residual
decoding
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JP2006304307A5 (enExample
Inventor
Bae-Keun Lee
培 根 李
Kyo-Hyuk Lee
教 ▲ひょく▼ 李
Sang-Chang Cha
尚 昌 車
Woo-Jin Han
宇 鎭 韓
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Priority claimed from KR1020050059371A external-priority patent/KR100763181B1/ko
Priority claimed from KR1020050087761A external-priority patent/KR100746007B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of JP2006304307A publication Critical patent/JP2006304307A/ja
Publication of JP2006304307A5 publication Critical patent/JP2006304307A5/ja
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    • 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
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/102—Methods 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/134—Methods 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/134—Methods 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/189—Methods 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
    • H04N19/196—Methods 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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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

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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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2006114648A 2005-04-19 2006-04-18 エントロピーコーディングのコンテキストモデルを適応的に選択する方法及びビデオデコーダ Pending JP2006304307A (ja)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US67254905P 2005-04-19 2005-04-19
KR1020050059371A KR100763181B1 (ko) 2005-04-19 2005-07-01 기초계층과 향상계층의 데이터를 바탕으로 예측 정보를코딩하여 코딩율을 향상시키는 방법 및 장치
US70198705P 2005-07-25 2005-07-25
US70229605P 2005-07-26 2005-07-26
US70262405P 2005-07-27 2005-07-27
KR1020050087761A KR100746007B1 (ko) 2005-04-19 2005-09-21 엔트로피 코딩의 컨텍스트 모델을 적응적으로 선택하는방법 및 비디오 디코더

Publications (2)

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JP2006304307A true JP2006304307A (ja) 2006-11-02
JP2006304307A5 JP2006304307A5 (enExample) 2007-04-12

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JP2006114648A Pending JP2006304307A (ja) 2005-04-19 2006-04-18 エントロピーコーディングのコンテキストモデルを適応的に選択する方法及びビデオデコーダ

Country Status (6)

Country Link
EP (1) EP1715693A3 (enExample)
JP (1) JP2006304307A (enExample)
AU (1) AU2006201490B2 (enExample)
BR (1) BRPI0602466A (enExample)
CA (1) CA2543947A1 (enExample)
WO (1) WO2006112642A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008072500A1 (ja) * 2006-12-13 2008-06-19 Sharp Kabushiki Kaisha 動画像符号化装置および動画像復号装置
JP2008543130A (ja) * 2005-05-03 2008-11-27 クゥアルコム・インコーポレイテッド 複数層を使用するマルチメディア・データのスケーリング可能なエンコーディング及びデコーディングのためのシステム及び方法
JP2011501571A (ja) * 2007-10-15 2011-01-06 クゥアルコム・インコーポレイテッド スケーラブルビット深度のためのスケーラブルビデオコーディング手法
JP2016537858A (ja) * 2013-10-18 2016-12-01 エルジー エレクトロニクス インコーポレイティド マルチビュービデオをデコードするビデオデコード方法及び装置

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8320453B2 (en) 2005-07-08 2012-11-27 Lg Electronics Inc. Method for modeling coding information of a video signal to compress/decompress the information
JP2009510807A (ja) * 2005-07-08 2009-03-12 エルジー エレクトロニクス インコーポレイティド ビデオ信号のコーディング情報を圧縮／展開するためにコーディング情報モデリング方法
KR101158439B1 (ko) 2005-07-08 2012-07-13 엘지전자 주식회사 영상 신호의 코딩정보를 압축/해제하기 위해 모델링하는 방법
KR100791299B1 (ko) 2006-04-11 2008-01-04 삼성전자주식회사 다 계층 기반의 비디오 인코딩 방법 및 장치
US8422555B2 (en) * 2006-07-11 2013-04-16 Nokia Corporation Scalable video coding
CN101601300B (zh) * 2006-12-14 2012-07-18 汤姆逊许可公司 用自适应增强层预测对位深度可分级视频数据进行编码和/或解码的方法和设备
US8315466B2 (en) 2006-12-22 2012-11-20 Qualcomm Incorporated Decoder-side region of interest video processing
EP2399395A4 (en) * 2009-02-17 2016-11-30 Ericsson Telefon Ab L M SYSTEMS AND METHOD FOR QUICK CHANNEL SWITCHING
MY170940A (en) * 2011-06-16 2019-09-19 Ge Video Compression Llc Entropy coding of motion vector differences
CN103024370B (zh) * 2011-09-23 2018-03-23 中兴通讯股份有限公司 一种运动矢量二次压缩编解码方法及装置
GB2509901A (en) * 2013-01-04 2014-07-23 Canon Kk Image coding methods based on suitability of base layer (BL) prediction data, and most probable prediction modes (MPMs)
EP4521752A3 (en) * 2018-03-29 2025-06-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Transform coefficient block coding
CN111435993B (zh) * 2019-01-14 2022-08-26 华为技术有限公司 视频编码器、视频解码器及相应方法
CN119094760A (zh) * 2019-03-02 2024-12-06 上海天荷电子信息有限公司 多套方案进行残差绝对值反二值化的视频解码方法和装置
CN110290382A (zh) * 2019-05-10 2019-09-27 同济大学 一种残差数据编码和解码方法
CN112714316B (zh) * 2020-12-21 2023-01-31 太原智林信息技术股份有限公司 基于视频码流的规则标志检测和分类识别方法
CN114640856B (zh) 2021-03-19 2022-12-23 杭州海康威视数字技术股份有限公司 解码方法、编码方法、装置及设备
CN115131449A (zh) * 2022-06-18 2022-09-30 腾讯科技（深圳）有限公司 点云处理方法、装置及计算机设备、存储介质
CN117376551B (zh) * 2023-12-04 2024-02-23 淘宝（中国）软件有限公司 视频编码加速方法及电子设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3807342B2 (ja) * 2002-04-25 2006-08-09 三菱電機株式会社 デジタル信号符号化装置、デジタル信号復号装置、デジタル信号算術符号化方法、およびデジタル信号算術復号方法
US7145948B2 (en) * 2002-05-29 2006-12-05 Koninklijke Philips Electronics N.V. Entropy constrained scalar quantizer for a Laplace-Markov source
US20060153295A1 (en) * 2005-01-12 2006-07-13 Nokia Corporation Method and system for inter-layer prediction mode coding in scalable video coding

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008543130A (ja) * 2005-05-03 2008-11-27 クゥアルコム・インコーポレイテッド 複数層を使用するマルチメディア・データのスケーリング可能なエンコーディング及びデコーディングのためのシステム及び方法
US8619860B2 (en) 2005-05-03 2013-12-31 Qualcomm Incorporated System and method for scalable encoding and decoding of multimedia data using multiple layers
WO2008072500A1 (ja) * 2006-12-13 2008-06-19 Sharp Kabushiki Kaisha 動画像符号化装置および動画像復号装置
US8306126B2 (en) 2006-12-13 2012-11-06 Sharp Kabushiki Kaisha Moving picture encoding apparatus and moving picture decoding apparatus
JP2011501571A (ja) * 2007-10-15 2011-01-06 クゥアルコム・インコーポレイテッド スケーラブルビット深度のためのスケーラブルビデオコーディング手法
US8432968B2 (en) 2007-10-15 2013-04-30 Qualcomm Incorporated Scalable video coding techniques for scalable bitdepths
JP2016537858A (ja) * 2013-10-18 2016-12-01 エルジー エレクトロニクス インコーポレイティド マルチビュービデオをデコードするビデオデコード方法及び装置
US10321157B2 (en) 2013-10-18 2019-06-11 Lg Electronics Inc. Video decoding method and apparatus for decoding multi-view video

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AU2006201490B2 (en) 2008-05-22
CA2543947A1 (en) 2006-10-19
EP1715693A2 (en) 2006-10-25
EP1715693A3 (en) 2007-01-10
WO2006112642A1 (en) 2006-10-26
AU2006201490A1 (en) 2006-11-02
BRPI0602466A (pt) 2006-12-26

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