PL2652954T3 - Kodowanie i dekodowanie wideo przy użyciu transformat - Google Patents

Kodowanie i dekodowanie wideo przy użyciu transformat

Info

Publication number
PL2652954T3
PL2652954T3 PL12729698.6T PL12729698T PL2652954T3 PL 2652954 T3 PL2652954 T3 PL 2652954T3 PL 12729698 T PL12729698 T PL 12729698T PL 2652954 T3 PL2652954 T3 PL 2652954T3
Authority
PL
Poland
Prior art keywords
transforms
decoding
video encoding
encoding
video
Prior art date
Application number
PL12729698.6T
Other languages
English (en)
Inventor
Marta Mrak
Andrea Gabriellini
Nikola Sprljan
David Flynn
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 filed Critical
Publication of PL2652954T3 publication Critical patent/PL2652954T3/pl

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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL12729698.6T 2011-06-27 2012-06-19 Kodowanie i dekodowanie wideo przy użyciu transformat PL2652954T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1110873.5A GB2492333B (en) 2011-06-27 2011-06-27 Video encoding and decoding using transforms

Publications (1)

Publication Number Publication Date
PL2652954T3 true PL2652954T3 (pl) 2016-10-31

Family

ID=44485219

Family Applications (1)

Application Number Title Priority Date Filing Date
PL12729698.6T PL2652954T3 (pl) 2011-06-27 2012-06-19 Kodowanie i dekodowanie wideo przy użyciu transformat

Country Status (11)

Country Link
US (1) US8923406B2 (pl)
EP (2) EP3026911A1 (pl)
JP (2) JP6063935B2 (pl)
KR (1) KR101622450B1 (pl)
CN (2) CN103404141B (pl)
ES (1) ES2574278T3 (pl)
GB (1) GB2492333B (pl)
PL (1) PL2652954T3 (pl)
PT (1) PT2652954E (pl)
TW (1) TWI516095B (pl)
WO (2) WO2013001278A1 (pl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11722698B2 (en) 2016-08-24 2023-08-08 Sony Corporation Image processing apparatus and image processing method

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2713857C2 (ru) 2011-10-17 2020-02-07 Кт Корпорейшен Способ декодирования видеосигнала
KR101533720B1 (ko) * 2011-10-17 2015-07-03 주식회사 케이티 영상 부호화/복호화 방법 및 그 장치
CA2853002C (en) 2011-10-18 2017-07-25 Kt Corporation Method for encoding image, method for decoding image, image encoder, and image decoder
PL231162B1 (pl) * 2011-10-19 2019-01-31 Kt Corp Sposób dekodowania sygnału wideo
US20130188736A1 (en) 2012-01-19 2013-07-25 Sharp Laboratories Of America, Inc. High throughput significance map processing for cabac in hevc
US9654139B2 (en) 2012-01-19 2017-05-16 Huawei Technologies Co., Ltd. High throughput binarization (HTB) method for CABAC in HEVC
US10616581B2 (en) * 2012-01-19 2020-04-07 Huawei Technologies Co., Ltd. Modified coding for a transform skipped block for CABAC in HEVC
JP6480186B2 (ja) 2012-01-19 2019-03-06 ヴィド スケール インコーポレイテッド ビデオコーディング量子化およびダイナミックレンジ制御のシステムおよび方法
US9860527B2 (en) 2012-01-19 2018-01-02 Huawei Technologies Co., Ltd. High throughput residual coding for a transform skipped block for CABAC in HEVC
US9743116B2 (en) 2012-01-19 2017-08-22 Huawei Technologies Co., Ltd. High throughput coding for CABAC in HEVC
CN104335582B (zh) * 2012-06-12 2019-03-08 太阳专利托管公司 动态图像编解码方法以及动态图像编解码装置
US9426466B2 (en) 2012-06-22 2016-08-23 Qualcomm Incorporated Transform skip mode
GB2503875B (en) * 2012-06-29 2015-06-10 Canon Kk Method and device for encoding or decoding an image
CN110392257A (zh) * 2012-07-02 2019-10-29 韩国电子通信研究院 视频解码/编码方法和计算机可读记录介质
US9877025B2 (en) 2013-07-12 2018-01-23 British Broadcasting Corporation Video encoding and decoding with prediction at higher precision
EP3014879B1 (en) * 2013-07-15 2018-06-20 Huawei Technologies Co., Ltd. Modified coding for a transform skipped block for cabac in hevc
CN105684442B (zh) * 2013-07-23 2020-02-21 英迪股份有限公司 用于编码/解码图像的方法
US9445132B2 (en) 2013-09-09 2016-09-13 Qualcomm Incorporated Two level last significant coefficient (LSC) position coding
GB2518823A (en) * 2013-09-25 2015-04-08 Sony Corp Data encoding and decoding
JP6287035B2 (ja) * 2013-10-11 2018-03-07 ソニー株式会社 復号装置および復号方法
US20160227253A1 (en) * 2013-10-11 2016-08-04 Sony Corporation Decoding device, decoding method, encoding device and encoding method
KR102185857B1 (ko) 2014-02-13 2020-12-02 삼성전자주식회사 영상 부호화, 복호화 방법 및 장치
US10405000B2 (en) 2014-11-21 2019-09-03 Vid Scale, Inc. One-dimensional transform modes and coefficient scan order
KR102365685B1 (ko) 2015-01-05 2022-02-21 삼성전자주식회사 인코더의 작동 방법과 상기 인코더를 포함하는 장치들
KR102390407B1 (ko) * 2015-03-18 2022-04-25 한화테크윈 주식회사 디코더 및 디코더에서의 역변환 방법
US10547872B2 (en) 2015-09-10 2020-01-28 Samsung Electronics Co., Ltd. Encoding device, decoding device, and encoding method and decoding method thereof
CN108353175B (zh) * 2015-09-21 2021-03-12 Lg 电子株式会社 使用系数引起的预测处理视频信号的方法和装置
US20170150186A1 (en) * 2015-11-25 2017-05-25 Qualcomm Incorporated Flexible transform tree structure in video coding
CN105578190B (zh) 2016-02-03 2018-05-04 珠海全志科技股份有限公司 应用于视频硬解码的无损压缩方法及系统
US10244248B2 (en) * 2016-02-25 2019-03-26 Mediatek Inc. Residual processing circuit using single-path pipeline or multi-path pipeline and associated residual processing method
AU2017264000A1 (en) * 2016-05-13 2018-11-22 Sony Corporation Image processing device and method
EP3454559A1 (en) 2016-05-13 2019-03-13 Sony Corporation Image processing device and method
WO2017195555A1 (ja) * 2016-05-13 2017-11-16 シャープ株式会社 画像復号装置および画像符号化装置
WO2017222334A1 (ko) * 2016-06-24 2017-12-28 한국전자통신연구원 변환 기반의 영상 부호화/복호화 방법 및 장치
EP3522533A4 (en) * 2016-09-30 2019-09-11 Sony Corporation IMAGE PROCESSING APPARATUS AND METHOD
BR112019012707A2 (pt) 2016-12-28 2019-11-19 Sony Corp aparelho e método de processamento de imagem.
JP6669938B2 (ja) * 2017-07-28 2020-03-18 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法及び復号方法
MY205253A (en) * 2017-07-28 2024-10-09 Panasonic Ip Corp America Encoder, decoder, encoding method, and decoding method
CN115460403A (zh) 2017-07-31 2022-12-09 韩国电子通信研究院 对图像编码和解码的方法及存储比特流的计算机可读介质
BR112020002317A8 (pt) 2017-08-04 2023-01-24 Lg Electronics Inc Método e aparelho para configurar uma transformada para compressão de vídeo
EP3484151A1 (en) * 2017-11-13 2019-05-15 Thomson Licensing Method and apparatus for generating quantization matrices in video encoding and decoding
CN116132674A (zh) * 2017-12-13 2023-05-16 三星电子株式会社 视频解码方法及其装置以及视频编码方法及其装置
JP6980920B2 (ja) * 2017-12-21 2021-12-15 エルジー エレクトロニクス インコーポレイティドLg Electronics Inc. 選択的変換に基づいた映像コーディング方法およびその装置
KR102776444B1 (ko) * 2018-01-02 2025-03-07 삼성전자주식회사 비디오 복호화 방법 및 그 장치 및 비디오 부호화 방법 및 그 장치
JP6477930B2 (ja) * 2018-01-17 2019-03-06 ソニー株式会社 符号化装置および符号化方法
GB2570710B (en) * 2018-02-05 2022-10-12 Sony Corp Data encoding and decoding
WO2019185883A1 (en) * 2018-03-29 2019-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Determination of set of candidate transforms for video encoding
CN118301346A (zh) 2018-10-05 2024-07-05 韩国电子通信研究院 图像编码/解码方法和设备以及存储比特流的记录介质
US11412260B2 (en) * 2018-10-29 2022-08-09 Google Llc Geometric transforms for image compression
WO2020182207A1 (en) * 2019-03-13 2020-09-17 Beijing Bytedance Network Technology Co., Ltd. Partitions on sub-block transform mode
US12177447B2 (en) * 2019-03-13 2024-12-24 Hyundai Motor Company Method and device for efficiently applying transform skip mode to data block
JP6891325B2 (ja) * 2019-03-20 2021-06-18 キヤノン株式会社 画像符号化方法
JP6743225B2 (ja) * 2019-03-20 2020-08-19 キヤノン株式会社 画像復号装置、画像復号方法及びプログラム
US12489894B2 (en) 2019-03-26 2025-12-02 Interdigital Vc Holdings, Inc. Content adaptive transform precision for video coding
US11695960B2 (en) * 2019-06-14 2023-07-04 Qualcomm Incorporated Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding
CN112135147B (zh) * 2019-06-24 2023-02-28 杭州海康威视数字技术股份有限公司 编码方法、解码方法及装置
JP7318099B2 (ja) 2019-07-14 2023-07-31 北京字節跳動網絡技術有限公司 ビデオコーディングにおける変換ブロック・サイズ制約
CN110418138B (zh) * 2019-07-29 2021-08-27 北京奇艺世纪科技有限公司 视频处理方法、装置、电子设备及存储介质
WO2021032158A1 (en) 2019-08-20 2021-02-25 Beijing Bytedance Network Technology Co., Ltd. Position-based coefficients scaling
CN114365490B (zh) * 2019-09-09 2024-06-18 北京字节跳动网络技术有限公司 高精度图像和视频编解码的系数缩放
CN114731392B (zh) 2019-09-21 2025-01-03 北京字节跳动网络技术有限公司 用于图像和视频编解码的高精度变换和量化
WO2022037701A1 (en) * 2020-08-21 2022-02-24 Beijing Bytedance Network Technology Co., Ltd. Coefficient reordering in video coding
US12316841B2 (en) * 2019-11-13 2025-05-27 Lg Electronics Inc. Transform-based image coding method and device therefor
MX2022006718A (es) * 2019-12-11 2022-07-12 Sony Group Corp Dispositivo de procesamiento de imagenes, metodo de generacion de flujo de bits, metodo de generacion de datos de coeficiente y metodo de generacion de coeficiente de cuantificacion.
WO2021180020A1 (en) 2020-03-07 2021-09-16 Beijing Bytedance Network Technology Co., Ltd. Implicit multiple transform set signaling in video coding
EP4118823A1 (en) * 2020-03-12 2023-01-18 InterDigital VC Holdings France Method and apparatus for video encoding and decoding
WO2022111507A1 (en) 2020-11-24 2022-06-02 Beijing Bytedance Network Technology Co., Ltd. Position dependent coefficient reordering in coded video

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3361543B2 (ja) * 1992-01-27 2003-01-07 日本放送協会 画像信号符号化装置
US5534927A (en) * 1991-11-12 1996-07-09 Nippon Hoso Kyokai Method of performing high efficiency coding of image signal and system therefor
JP3211989B2 (ja) * 1992-08-31 2001-09-25 日本ビクター株式会社 直交変換符号化装置及び復号化装置
KR0134504B1 (ko) * 1992-09-09 1998-04-23 배순훈 적응적 주파수 변환기를 가진 영상 부호화기
JPH06217280A (ja) * 1993-01-14 1994-08-05 Sony Corp 動画像符号化及び復号化装置
US6215898B1 (en) * 1997-04-15 2001-04-10 Interval Research Corporation Data processing system and method
JP2004511139A (ja) * 2000-09-27 2004-04-08 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ データの復号
US7206459B2 (en) * 2001-07-31 2007-04-17 Ricoh Co., Ltd. Enhancement of compressed images
JP4267848B2 (ja) * 2001-09-25 2009-05-27 株式会社リコー 画像符号化装置、画像復号装置、画像符号化方法、及び、画像復号方法
CN101448162B (zh) * 2001-12-17 2013-01-02 微软公司 处理视频图像的方法
US7242713B2 (en) * 2002-05-02 2007-07-10 Microsoft Corporation 2-D transforms for image and video coding
US6795584B2 (en) * 2002-10-03 2004-09-21 Nokia Corporation Context-based adaptive variable length coding for adaptive block transforms
KR20050026318A (ko) * 2003-09-09 2005-03-15 삼성전자주식회사 인트라 스킵 모드를 포함하는 비디오 인코딩_디코딩 장치및 방법
CN101005620B (zh) * 2004-09-03 2011-08-10 微软公司 为隔行扫描和逐行扫描视频编码和解码宏块和运动信息中的革新
CN100488254C (zh) * 2005-11-30 2009-05-13 联合信源数字音视频技术（北京）有限公司 一种基于上下文的熵编码方法及解码方法
CN103957409B (zh) * 2006-01-09 2017-12-29 马蒂亚斯·纳罗施克 编码方法和解码方法、编码器和解码器
CN101106721A (zh) * 2006-07-10 2008-01-16 华为技术有限公司 一种编解码装置及相关编码器
CN101267553A (zh) * 2007-03-12 2008-09-17 华为技术有限公司 一种实现编、解码的方法和装置
KR101885258B1 (ko) * 2010-05-14 2018-08-06 삼성전자주식회사 비디오 신호의 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
CN102447907A (zh) * 2012-01-31 2012-05-09 北京工业大学 一种针对hevc的视频序列的编码方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11722698B2 (en) 2016-08-24 2023-08-08 Sony Corporation Image processing apparatus and image processing method
US12184897B2 (en) 2016-08-24 2024-12-31 Sony Group Corporation Image processing apparatus and image processing method

Also Published As

Publication number Publication date
JP2017098975A (ja) 2017-06-01
EP3026911A1 (en) 2016-06-01
US8923406B2 (en) 2014-12-30
EP2652954B1 (en) 2016-03-30
ES2574278T3 (es) 2016-06-16
CN105847815B (zh) 2019-05-10
TW201320751A (zh) 2013-05-16
CN103404141A (zh) 2013-11-20
GB2492333B (en) 2018-12-12
TWI516095B (zh) 2016-01-01
CN105847815A (zh) 2016-08-10
WO2013001278A1 (en) 2013-01-03
GB201110873D0 (en) 2011-08-10
JP6328220B2 (ja) 2018-05-23
JP2014523175A (ja) 2014-09-08
PT2652954E (pt) 2016-06-07
KR101622450B1 (ko) 2016-05-18
US20140056362A1 (en) 2014-02-27
WO2013001279A2 (en) 2013-01-03
GB2492333A (en) 2013-01-02
KR20140027932A (ko) 2014-03-07
EP2652954A2 (en) 2013-10-23
WO2013001279A3 (en) 2013-03-07
JP6063935B2 (ja) 2017-01-18
CN103404141B (zh) 2017-06-06

Similar Documents

Publication Publication Date Title
GB2492333B (en) Video encoding and decoding using transforms
GB2501835B (en) Video encoding and decoding
GB201104034D0 (en) Video encoding and decoding
SI3783889T1 (sl) Naprava za dekodiranje videa in naprava za kodiranje videa
GB2509671C (en) Encoding and decoding video using skip transform mode
PL4164224T3 (pl) Urządzenie do dekodowania wideo i urządzenie do kodowania wideo
PL2866439T3 (pl) Sposób dekodowania wideo i sposób kodowania wideo
HUE055116T2 (hu) Videó kódolási és dekódolási eljárás
PL2720461T3 (pl) Sposób dekodowania obrazów, sposób kodowania obrazów, urządzenie do dekodowania obrazów, urządzenie do kodowania obrazów, oraz urządzenie do kodowania i dekodowania obrazów
EP2595385A4 (en) IMAGE ENCODING AND DECODING METHOD
EP2774376A4 (en) VIDEO CODING AND DECODING BASED ON IMAGE REFINEMENT
GB201119177D0 (en) Video data encoding and decoding
GB201111867D0 (en) Video encoding and decoding with low complexity
PL4250733T3 (pl) Kodowanie oraz dekodowanie obrazów
PH12013501784A1 (en) Image encoding method and image decoding method
LT4199508T (lt) Vaizdo dekodavimo būdas ir vaizdo kodavimo būdas
PL3843396T3 (pl) Sposób kodowania obrazów, sposób dekodowania obrazów, urządzenie do kodowania obrazów, urządzenie do dekodowania obrazów, i urządzenie do kodowania i dekodowania obrazów
GB201111199D0 (en) Encoding and decoding image
EP2680587A4 (en) VIDEO ENCODING DEVICE AND VIDEO DECODING DEVICE
GB2492337B (en) Video encoding and decoding using reference pictures
EP2764625A4 (en) CODING AND DECODING SYSTEMS AND RELATED METHODS
GB201806966D0 (en) Video encoding and decoding using transforms
GB2488817B (en) Video encoding and decoding
GB2503766B (en) Video coding and decoding
GB201210853D0 (en) Video coding and decoding