PL3713232T3 - Kodowanie wideo wykorzystujące odwzorowane przekształcenia i tryby skanowania - Google Patents

Kodowanie wideo wykorzystujące odwzorowane przekształcenia i tryby skanowania

Info

Publication number
PL3713232T3
PL3713232T3 PL20157148.6T PL20157148T PL3713232T3 PL 3713232 T3 PL3713232 T3 PL 3713232T3 PL 20157148 T PL20157148 T PL 20157148T PL 3713232 T3 PL3713232 T3 PL 3713232T3
Authority
PL
Poland
Prior art keywords
transforms
mapped
video coding
scanning modes
scanning
Prior art date
Application number
PL20157148.6T
Other languages
English (en)
Inventor
Peisong Chen
Yunfei Zheng
Rajan Laxman Joshi
Muhammed Zeyd Coban
Marta Karczewicz
Original Assignee
Qualcomm Incorporated
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 Incorporated filed Critical Qualcomm Incorporated
Publication of PL3713232T3 publication Critical patent/PL3713232T3/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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process

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)
  • Image Processing (AREA)
PL20157148.6T 2010-12-29 2011-12-27 Kodowanie wideo wykorzystujące odwzorowane przekształcenia i tryby skanowania PL3713232T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201061428111P 2010-12-29 2010-12-29
US13/336,682 US10992958B2 (en) 2010-12-29 2011-12-23 Video coding using mapped transforms and scanning modes

Publications (1)

Publication Number Publication Date
PL3713232T3 true PL3713232T3 (pl) 2025-12-08

Family

ID=46380764

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20157148.6T PL3713232T3 (pl) 2010-12-29 2011-12-27 Kodowanie wideo wykorzystujące odwzorowane przekształcenia i tryby skanowania

Country Status (8)

Country Link
US (5) US10992958B2 (pl)
EP (3) EP3713232B1 (pl)
JP (2) JP2014504820A (pl)
KR (1) KR101640973B1 (pl)
CN (1) CN103329523B (pl)
ES (1) ES3047693T3 (pl)
PL (1) PL3713232T3 (pl)
WO (1) WO2012092282A1 (pl)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2012012333A (es) * 2010-04-23 2013-02-26 Oh Soomi Aparato y metodo para codificar imagen.
US9215470B2 (en) 2010-07-09 2015-12-15 Qualcomm Incorporated Signaling selected directional transform for video coding
WO2012038938A1 (en) * 2010-09-24 2012-03-29 Nokia Corporation Methods, apparatuses and computer programs for video coding
US10992958B2 (en) 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
US9479784B2 (en) * 2011-01-06 2016-10-25 Samsung Electronics Co., Ltd. Encoding method and device of video using data unit of hierarchical structure, and decoding method and device thereof
CN107197258B (zh) * 2011-03-30 2020-04-28 Lg 电子株式会社 视频解码装置和视频编码装置
JP2012238927A (ja) * 2011-05-09 2012-12-06 Sony Corp 画像処理装置及び画像処理方法
US9699457B2 (en) 2011-10-11 2017-07-04 Qualcomm Incorporated Most probable transform for intra prediction coding
KR101549910B1 (ko) * 2011-10-17 2015-09-03 주식회사 케이티 화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치
CA2852899C (en) * 2011-10-19 2016-11-29 Kt Corporation Method and apparatus for encoding/decoding image
KR20130049524A (ko) * 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 방법
WO2013067435A1 (en) * 2011-11-04 2013-05-10 Huawei Technologies Co., Ltd. Differential pulse code modulation intra prediction for high efficiency video coding
US10390016B2 (en) 2011-11-04 2019-08-20 Infobridge Pte. Ltd. Apparatus of encoding an image
JP6120490B2 (ja) * 2011-11-07 2017-04-26 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
KR20130050406A (ko) * 2011-11-07 2013-05-16 오수미 머지 모드에서의 움직임 정보 생성 방법
CN107547901B (zh) * 2012-04-16 2021-07-20 韩国电子通信研究院 用于解码视频信号的方法
US20240275956A1 (en) * 2012-04-16 2024-08-15 Electronics And Telecommunications Research Institute Encoding method and decoding method, and device using same
EP4216546A1 (en) 2012-06-29 2023-07-26 Electronics And Telecommunications Research Institute Method for encoding/decoding images
FR2990319A1 (fr) * 2012-11-29 2013-11-08 Thomson Licensing Procede de codage et de decodage d'un ensemble de blocs d'image et dispositifs correspondants
US9967559B1 (en) 2013-02-11 2018-05-08 Google Llc Motion vector dependent spatial transformation in video coding
US9544597B1 (en) 2013-02-11 2017-01-10 Google Inc. Hybrid transform in video encoding and decoding
US9674530B1 (en) * 2013-04-30 2017-06-06 Google Inc. Hybrid transforms in video coding
US20150016516A1 (en) * 2013-07-15 2015-01-15 Samsung Electronics Co., Ltd. Method for intra prediction improvements for oblique modes in video coding
US20150103883A1 (en) * 2013-10-11 2015-04-16 Mediatek Inc. Method and apparatus for fast intra prediction
WO2015128222A1 (en) * 2014-02-27 2015-09-03 Thomson Licensing Method for encoding and decoding a picture and corresponding devices
JP2015185897A (ja) * 2014-03-20 2015-10-22 パナソニックＩｐマネジメント株式会社 画像符号化方法及び画像符号化装置
US10085028B2 (en) 2014-06-26 2018-09-25 Futurewei Technologies, Inc. Method and device for reducing a computational load in high efficiency video coding
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
US9769499B2 (en) 2015-08-11 2017-09-19 Google Inc. Super-transform video coding
FR3040578A1 (fr) * 2015-08-31 2017-03-03 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
KR102199463B1 (ko) * 2015-08-31 2021-01-06 삼성전자주식회사 스캔 순서를 고려한 영상의 변환 방법 및 그 장치, 및 역변환 방법 및 그 장치
US10277905B2 (en) 2015-09-14 2019-04-30 Google Llc Transform selection for non-baseband signal coding
US10491922B2 (en) * 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
US9807423B1 (en) 2015-11-24 2017-10-31 Google Inc. Hybrid transform scheme for video coding
EP3389270A4 (en) * 2016-02-12 2019-02-27 Samsung Electronics Co., Ltd. BILDCODING DEVICE AND METHOD AND IMAGE DECODING METHOD AND DEVICE
US10390048B2 (en) * 2016-02-15 2019-08-20 Qualcomm Incorporated Efficient transform coding using optimized compact multi-pass transforms
US10349085B2 (en) * 2016-02-15 2019-07-09 Qualcomm Incorporated Efficient parameter storage for compact multi-pass transforms
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
WO2017173593A1 (en) * 2016-04-06 2017-10-12 Mediatek Singapore Pte. Ltd. Separate coding secondary transform syntax elements for different color components
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
CN109076243B (zh) * 2016-05-04 2022-01-25 夏普株式会社 用于对变换数据进行编码的系统和方法
CN113411578B (zh) * 2016-05-13 2024-04-12 夏普株式会社 图像解码装置及其方法、图像编码装置及其方法
CN117221602A (zh) 2016-06-22 2023-12-12 Lx 半导体科技有限公司 图像编码/解码设备以及传输图像数据的设备
KR20180001485A (ko) * 2016-06-24 2018-01-04 한국전자통신연구원 변환 기반의 영상 부호화/복호화 방법 및 장치
US11863798B2 (en) * 2016-07-13 2024-01-02 Electronics And Telecommunications Research Institute Image encoding/decoding method and device
CN109716767B (zh) * 2016-07-14 2021-09-21 弗劳恩霍夫应用研究促进协会 使用基于变换的残差编码的预测图像编码
US10972733B2 (en) 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
WO2018097691A2 (ko) * 2016-11-28 2018-05-31 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
EP3343445A1 (en) * 2016-12-28 2018-07-04 Thomson Licensing Method and apparatus for encoding and decoding lists of pixels
EP3349451A1 (en) * 2017-01-11 2018-07-18 Thomson Licensing Method and apparatus for selecting a coding mode used for encoding/decoding a residual block
US11405645B2 (en) * 2017-02-28 2022-08-02 Google Llc Transform kernel selection and entropy coding
US20200177889A1 (en) * 2017-03-21 2020-06-04 Lg Electronics Inc. Transform method in image coding system and apparatus for same
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
JP2019017066A (ja) * 2017-07-03 2019-01-31 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
WO2019027241A1 (ko) * 2017-07-31 2019-02-07 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2019050299A1 (ko) * 2017-09-06 2019-03-14 가온미디어 주식회사 변화계수 서브그룹 스캐닝 방법에 따른 부/복호화 방법 및 장치
WO2019194420A1 (ko) * 2018-04-01 2019-10-10 엘지전자 주식회사 변환 인디케이터에 기반한 영상 코딩 방법 및 그 장치
FR3084280B1 (fr) 2018-07-28 2021-03-05 Kairos Panneau composite bio-source presentant une surface de rugosite controlee et precedes de fabrication associes
KR20200028856A (ko) 2018-09-07 2020-03-17 김기백 인트라 예측을 이용한 영상 부호화/복호화 방법 및 장치
US11006150B2 (en) 2018-09-24 2021-05-11 Tencent America LLC Method and apparatus for video coding
KR102670878B1 (ko) * 2018-11-07 2024-05-29 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 인코더, 비디오 디코더 및 대응 방법
EP3664449A1 (en) * 2018-12-05 2020-06-10 InterDigital VC Holdings, Inc. Method and device for picture encoding and decoding
WO2020130607A1 (ko) * 2018-12-18 2020-06-25 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US11323748B2 (en) 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding
CN114503573A (zh) * 2019-03-20 2022-05-13 威诺瓦国际有限公司 低复杂性增强视频编码
KR20250136950A (ko) 2019-04-23 2025-09-16 삼성전자주식회사 다중 변환 커널을 사용하는 비디오 신호 처리 방법 및 장치
US11122297B2 (en) 2019-05-03 2021-09-14 Google Llc Using border-aligned block functions for image compression
WO2022211459A1 (ko) * 2021-04-02 2022-10-06 현대자동차주식회사 세그멘테이션을 이용하는 비디오 코딩방법 및 장치
US11800110B2 (en) * 2021-04-20 2023-10-24 Tencent America LLC Adaptive scanning with multiple transform selection
US12452423B2 (en) * 2021-12-03 2025-10-21 Intel Corporation Low frequency non-separable transform and multiple transform selection deadlock prevention

Family Cites Families (109)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1062963C (zh) 1990-04-12 2001-03-07 多尔拜实验特许公司 用于产生高质量声音信号的解码器和编码器
US6226327B1 (en) * 1992-06-29 2001-05-01 Sony Corporation Video coding method and apparatus which select between frame-based and field-based predictive modes
WO1995014350A1 (en) 1993-11-15 1995-05-26 National Semiconductor Corporation Quadtree-structured walsh transform coding
JP4286322B2 (ja) 1996-07-11 2009-06-24 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 符号化されたビデオ画像の送信及び受信
JP3967405B2 (ja) 1996-10-09 2007-08-29 テキサス インスツルメンツ インコーポレイテツド 画像信号の符号化方法
KR100211050B1 (ko) 1996-11-05 1999-07-15 이계철 선택적 양자화 계수 전송 장치 및 방법
US6295351B1 (en) 1998-04-23 2001-09-25 Bellsouth Intellectual Propety Corporation System and method for invocation of a check of a telecommunications application through use of a call probe
ATE265073T1 (de) 1998-08-10 2004-05-15 Digital Accelerator Corp Eingebettete quadtree wavelets bildkompression
EP0986026A1 (en) 1998-09-07 2000-03-15 STMicroelectronics S.r.l. Fractal coding of data in the DCT domain
US6674910B1 (en) 1998-11-24 2004-01-06 Hyundai Electronics Industries Co., Ltd. Apparatus and method for image-compression encoding and decoding using adaptive transform
US6816194B2 (en) 2000-07-11 2004-11-09 Microsoft Corporation Systems and methods with error resilience in enhancement layer bitstream of scalable video coding
US7616690B2 (en) 2000-10-31 2009-11-10 Imec Method and apparatus for adaptive encoding framed data sequences
US6856701B2 (en) 2001-09-14 2005-02-15 Nokia Corporation Method and system for context-based adaptive binary arithmetic coding
CN101448162B (zh) 2001-12-17 2013-01-02 微软公司 处理视频图像的方法
JP4447197B2 (ja) 2002-01-07 2010-04-07 三菱電機株式会社 動画像符号化装置および動画像復号装置
KR100468844B1 (ko) 2002-01-07 2005-01-29 삼성전자주식회사 정지영상 및 동영상을 부호화/복호화하기 위한변환계수들의 최적주사방법
US7190840B2 (en) 2002-01-07 2007-03-13 Hewlett-Packard Development Company, L.P. Transform coefficient compression using multiple scans
US20040125204A1 (en) * 2002-12-27 2004-07-01 Yoshihisa Yamada Moving picture coding apparatus and moving picture decoding apparatus
ATE343302T1 (de) 2002-05-02 2006-11-15 Fraunhofer Ges Forschung Kodierung und dekodierung von transformationskoeffizienten in bild- oder videokodierern
US20030231795A1 (en) 2002-06-12 2003-12-18 Nokia Corporation Spatial prediction based intra-coding
US7289674B2 (en) 2002-06-11 2007-10-30 Nokia Corporation Spatial prediction based intra coding
KR100846778B1 (ko) 2002-07-16 2008-07-16 삼성전자주식회사 복수개의 주사 패턴을 이용한 부호화 방법, 복호화 방법,및 그 장치
US6795584B2 (en) 2002-10-03 2004-09-21 Nokia Corporation Context-based adaptive variable length coding for adaptive block transforms
JP4509104B2 (ja) 2003-03-03 2010-07-21 エージェンシー・フォア・サイエンス・テクノロジー・アンド・リサーチ 高度動画像符号化におけるイントラ予測のための高速モード決定アルゴリズム
JP4617644B2 (ja) * 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
US20050036549A1 (en) 2003-08-12 2005-02-17 Yong He Method and apparatus for selection of scanning mode in dual pass encoding
US7688894B2 (en) * 2003-09-07 2010-03-30 Microsoft Corporation Scan patterns for interlaced video content
US7782954B2 (en) 2003-09-07 2010-08-24 Microsoft Corporation Scan patterns for progressive video content
KR100566290B1 (ko) 2003-09-18 2006-03-30 삼성전자주식회사 스캔 테이블을 이용한 영상 주사방법과 그를 적용한 이산코사인 변환 장치
US20050084013A1 (en) 2003-10-15 2005-04-21 Limin Wang Frequency coefficient scanning paths
EP1534018B1 (en) * 2003-11-21 2008-11-12 Samsung Electronics Co., Ltd. Apparatus and method for generating coded block pattern for alpha channel image and alpha channel image encoding/decoding apparatus and method using the same
US7379608B2 (en) 2003-12-04 2008-05-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Arithmetic coding for transforming video and picture data units
JP4142563B2 (ja) 2003-12-12 2008-09-03 株式会社エヌ・ティ・ティ・ドコモ 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム
US7894530B2 (en) 2004-05-07 2011-02-22 Broadcom Corporation Method and system for dynamic selection of transform size in a video decoder based on signal content
US7565020B2 (en) 2004-07-03 2009-07-21 Microsoft Corp. System and method for image coding employing a hybrid directional prediction and wavelet lifting
BRPI0517069A (pt) 2004-11-04 2008-09-30 Thomson Licensing previsão rápida intra modo para um codificador de vìdeo
JP2006140758A (ja) 2004-11-12 2006-06-01 Toshiba Corp 動画像符号化方法、動画像符号化装置および動画像符号化プログラム
JP4763422B2 (ja) 2004-12-03 2011-08-31 パナソニック株式会社 イントラ予測装置
US20070171978A1 (en) 2004-12-28 2007-07-26 Keiichi Chono Image encoding apparatus, image encoding method and program thereof
US8311119B2 (en) 2004-12-31 2012-11-13 Microsoft Corporation Adaptive coefficient scan order
US7751478B2 (en) 2005-01-21 2010-07-06 Seiko Epson Corporation Prediction intra-mode selection in an encoder
KR101088375B1 (ko) 2005-07-21 2011-12-01 삼성전자주식회사 가변 블록 변환 장치 및 방법 및 이를 이용한 영상부호화/복호화 장치 및 방법
US20090123066A1 (en) 2005-07-22 2009-05-14 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, image encoding program, image decoding program, computer readable recording medium having image encoding program recorded therein,
CN100466745C (zh) 2005-10-11 2009-03-04 华为技术有限公司 帧内预测编解码方法及其系统
EP2733952A1 (en) 2005-10-21 2014-05-21 Electronics and Telecommunications Research Institute Method for encoding moving picture using adaptive scanning
JP5089878B2 (ja) 2005-10-28 2012-12-05 パナソニック株式会社 画像符号化装置
JP4927753B2 (ja) 2005-11-08 2012-05-09 パナソニック株式会社 動画像符号化方法、動画像復号化方法、動画像符号化装置、動画像復号化装置、および半導体装置
JP2007189276A (ja) 2006-01-11 2007-07-26 Victor Co Of Japan Ltd 画像圧縮装置及び画像圧縮プログラム
KR101246294B1 (ko) 2006-03-03 2013-03-21 삼성전자주식회사 영상의 인트라 예측 부호화, 복호화 방법 및 장치
JP2007267123A (ja) 2006-03-29 2007-10-11 Victor Co Of Japan Ltd 動画像符号化装置
WO2008017209A1 (en) 2006-08-04 2008-02-14 Thomson Licensing Methods for encoding a sequence of pictures and device implementing said method
KR100882949B1 (ko) 2006-08-17 2009-02-10 한국전자통신연구원 화소 유사성에 따라 적응적인 이산 코사인 변환 계수스캐닝을 이용한 부호화/복호화 장치 및 그 방법
CN101523921B (zh) 2006-10-10 2011-04-06 日本电信电话株式会社 帧内预测编码控制方法和装置
JP4908180B2 (ja) 2006-12-20 2012-04-04 株式会社東芝 動画像符号化装置
US8331448B2 (en) 2006-12-22 2012-12-11 Qualcomm Incorporated Systems and methods for efficient spatial intra predictabilty determination (or assessment)
KR101366086B1 (ko) 2007-01-03 2014-02-21 삼성전자주식회사 잔차 블록의 계수들에 대한 부호화 결정 방법, 장치,인코더 및 디코더
CN101222641B (zh) 2007-01-11 2011-08-24 华为技术有限公司 帧内预测编解码方法及其装置
JP2008193627A (ja) 2007-01-12 2008-08-21 Mitsubishi Electric Corp 画像符号化装置、画像復号装置、および画像符号化方法、画像復号方法
US20130051472A1 (en) 2007-01-18 2013-02-28 Thomas Wiegand Quality Scalable Video Data Stream
US8238428B2 (en) 2007-04-17 2012-08-07 Qualcomm Incorporated Pixel-by-pixel weighting for intra-frame coding
CN101647284B (zh) 2007-04-20 2011-09-14 汤姆逊许可公司 为空域图像编码和解码中的块的元素选择扫描路径的方法和装置
US8571104B2 (en) 2007-06-15 2013-10-29 Qualcomm, Incorporated Adaptive coefficient scanning in video coding
US8619853B2 (en) * 2007-06-15 2013-12-31 Qualcomm Incorporated Separable directional transforms
US8331444B2 (en) 2007-06-26 2012-12-11 Qualcomm Incorporated Sub-band scanning techniques for entropy coding of sub-bands
BR122019021946B1 (pt) 2007-06-29 2024-02-06 Velos Media International Limited Dispositivo de codificação de imagem para codificar imagens de entrada e dispositivo de decodificação de imagem para decodificar dados de imagens codificados
US8437564B2 (en) 2007-08-07 2013-05-07 Ntt Docomo, Inc. Image and video compression using sparse orthonormal transforms
TW200910971A (en) 2007-08-22 2009-03-01 Univ Nat Cheng Kung Direction detection algorithms for H.264 intra prediction
BRPI0818444A2 (pt) * 2007-10-12 2016-10-11 Qualcomm Inc codificação adaptativa de informação de cabeçalho de bloco de vídeo
JP5004180B2 (ja) 2007-11-07 2012-08-22 Ｋｄｄｉ株式会社 動画像符号化装置および復号装置
EP2223527A1 (en) 2007-12-21 2010-09-01 Telefonaktiebolaget LM Ericsson (publ) Adaptive intra mode selection
KR100949475B1 (ko) 2007-12-28 2010-03-29 세종대학교산학협력단 스캔 패턴 결정 장치 및 이를 이용한 영상 데이터 부호화방법과 그 장치, 그리고, 이를 이용한 영상 데이터 복호화방법과 그 장치
EP2081386A1 (en) 2008-01-18 2009-07-22 Panasonic Corporation High precision edge prediction for intracoding
KR20090097013A (ko) * 2008-03-10 2009-09-15 삼성전자주식회사 영상 부호화장치 및 영상 복호화장치
KR20090097689A (ko) 2008-03-12 2009-09-16 삼성전자주식회사 영상의 인트라 예측 부호화/복호화 방법 및 장치
KR101353301B1 (ko) 2008-04-11 2014-01-21 에스케이 텔레콤주식회사 인트라 예측 모드 결정 방법 및 그 장치와 이를 이용한영상 부호화/복호화 방법 및 그 장치
US8179974B2 (en) 2008-05-02 2012-05-15 Microsoft Corporation Multi-level representation of reordered transform coefficients
KR101549823B1 (ko) 2008-09-02 2015-09-04 삼성전자주식회사 적응적 이진화를 이용한 영상 부호화, 복호화 방법 및 장치
KR20100027384A (ko) 2008-09-02 2010-03-11 삼성전자주식회사 예측 모드 결정 방법 및 장치
JP4937224B2 (ja) 2008-09-30 2012-05-23 株式会社東芝 画像符号化装置
EP2182732A1 (en) 2008-10-28 2010-05-05 Panasonic Corporation Switching between scans in image coding
US8737613B2 (en) * 2008-11-20 2014-05-27 Mediatek Inc. Scanning methods of transform-based digital data processing that conditionally adjust scan order according to characteristics information and related apparatus thereof
US20100172409A1 (en) 2009-01-06 2010-07-08 Qualcom Incorporated Low-complexity transforms for data compression and decompression
KR20110106394A (ko) 2009-01-27 2011-09-28 톰슨 라이센싱 비디오 인코딩 및 디코딩에서 변환 선택을 위한 방법 및 장치
US9100648B2 (en) 2009-06-07 2015-08-04 Lg Electronics Inc. Method and apparatus for decoding a video signal
KR101885382B1 (ko) 2009-07-06 2018-08-03 톰슨 라이센싱 공간적으로 변하는 잔류물 코딩을 위한 방법 및 장치
JP5700970B2 (ja) 2009-07-30 2015-04-15 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 画像シーケンスを表す符号化データストリームの復号方法と画像シーケンスの符号化方法
KR101456498B1 (ko) 2009-08-14 2014-10-31 삼성전자주식회사 계층적 부호화 단위의 스캔 순서를 고려한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
KR101302660B1 (ko) * 2009-09-14 2013-09-03 에스케이텔레콤 주식회사 고해상도 동영상의 부호화/복호화 방법 및 장치
JP5746182B2 (ja) 2009-09-14 2015-07-08 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ イントラ予測モードの効率的なビデオ符号化及び復号化方法及び装置
US20110116539A1 (en) 2009-11-13 2011-05-19 Freescale Semiconductor, Inc. Method and apparatus for video decoding with reduced complexity inverse transform
KR101040087B1 (ko) * 2010-01-13 2011-06-09 전자부품연구원 Ｈ.264 ｓｖｃ를 위한 효율적인 부호화 방법
US8885714B2 (en) 2010-01-14 2014-11-11 Texas Instruments Incorporated Method and system for intracoding in video encoding
JP5377395B2 (ja) 2010-04-02 2013-12-25 日本放送協会 符号化装置、復号装置及びプログラム
WO2011126282A2 (en) 2010-04-05 2011-10-13 Samsung Electronics Co., Ltd. Method and apparatus for encoding video by using transformation index, and method and apparatus for decoding video by using transformation index
US8929440B2 (en) 2010-04-09 2015-01-06 Sony Corporation QP adaptive coefficients scanning and application
US8705619B2 (en) 2010-04-09 2014-04-22 Sony Corporation Directional discrete wavelet transform (DDWT) for video compression applications
KR102223526B1 (ko) 2010-04-09 2021-03-04 엘지전자 주식회사 비디오 데이터 처리 방법 및 장치
KR101772459B1 (ko) 2010-05-17 2017-08-30 엘지전자 주식회사 신규한 인트라 예측 모드
US20110317757A1 (en) 2010-06-25 2011-12-29 Qualcomm Incorporated Intra prediction mode signaling for finer spatial prediction directions
US9215470B2 (en) 2010-07-09 2015-12-15 Qualcomm Incorporated Signaling selected directional transform for video coding
US9300970B2 (en) 2010-07-09 2016-03-29 Samsung Electronics Co., Ltd. Methods and apparatuses for encoding and decoding motion vector
WO2012005551A2 (ko) 2010-07-09 2012-01-12 삼성전자 주식회사 변환 계수의 엔트로피 부호화/복호화 방법 및 장치
WO2012038938A1 (en) 2010-09-24 2012-03-29 Nokia Corporation Methods, apparatuses and computer programs for video coding
KR101719448B1 (ko) 2010-09-27 2017-03-23 엘지전자 주식회사 블록 분할 방법 및 복호화 장치
US9154801B2 (en) 2010-09-30 2015-10-06 Texas Instruments Incorporated Method and apparatus for diagonal scan and simplified coding of transform coefficients
US9313514B2 (en) * 2010-10-01 2016-04-12 Sharp Kabushiki Kaisha Methods and systems for entropy coder initialization
US8902988B2 (en) 2010-10-01 2014-12-02 Qualcomm Incorporated Zero-out of high frequency coefficients and entropy coding retained coefficients using a joint context model
US10992958B2 (en) 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
TW201516502A (zh) 2013-10-22 2015-05-01 Hon Hai Prec Ind Co Ltd 通信模塊

Also Published As

Publication number Publication date
US20250287041A1 (en) 2025-09-11
CN103329523B (zh) 2019-06-14
US20240129531A1 (en) 2024-04-18
EP3713232B1 (en) 2025-09-24
KR20130119463A (ko) 2013-10-31
JP2014504820A (ja) 2014-02-24
EP3713232A1 (en) 2020-09-23
US20220417558A1 (en) 2022-12-29
WO2012092282A1 (en) 2012-07-05
EP2659678A1 (en) 2013-11-06
US20120170649A1 (en) 2012-07-05
US12316873B2 (en) 2025-05-27
EP3713232C0 (en) 2025-09-24
EP4654578A2 (en) 2025-11-26
US20210037260A1 (en) 2021-02-04
US10992958B2 (en) 2021-04-27
JP5960309B2 (ja) 2016-08-02
CN103329523A (zh) 2013-09-25
KR101640973B1 (ko) 2016-07-19
JP2015156647A (ja) 2015-08-27
US11838548B2 (en) 2023-12-05
ES3047693T3 (en) 2025-12-04
US11601678B2 (en) 2023-03-07

Similar Documents

Publication Publication Date Title
PL3713232T3 (pl) Kodowanie wideo wykorzystujące odwzorowane przekształcenia i tryby skanowania
PL3618431T3 (pl) Kodowanie i dekodowanie obrazu wizyjnego
ES3053791T3 (en) Video coding using multi-tree sub-divisions of images
GB2492333B (en) Video encoding and decoding using transforms
SG10201502226SA (en) Moving image encoding device and moving image decoding device
ZA201401155B (en) Coefficient scanning in video coding
EP2523458A4 (en) VIDEO ENCODING DEVICE, AND VIDEO DECODING DEVICE
SG10201502340WA (en) Image encoding method and image decoding method
EP2595385A4 (en) IMAGE ENCODING AND DECODING METHOD
EP2630799A4 (en) METHOD AND DEVICE FOR VIDEO ENCODING AND DECODING
HUE053483T2 (hu) Blokk particionálást és összevonást támogató kép kódolás
EP2509318A4 (en) VIDEO CODING DEVICE AND VIDEO CODING DEVICE
EP2489194A4 (en) VIDEO ENCODING AND DECODING METHODS
GB2485576B (en) Video compression
EP2618569A4 (en) VIDEO IMAGE ENCODING DEVICE AND VIDEO IMAGE DECODING DEVICE
GB201212461D0 (en) Video coding using pixel-streams
EP2509317A4 (en) VIDEO ENCODING DEVICE AND VIDEO DECODING DEVICE
GB2488094B (en) Improved video compression
GB201011601D0 (en) Picture coding and decoding
GB2475721B (en) Picture encoding and decoding
GB201806966D0 (en) Video encoding and decoding using transforms
GB201011284D0 (en) Image and data encoding