WO2010143853A2 - 비디오 신호의 디코딩 방법 및 장치 - Google Patents

비디오 신호의 디코딩 방법 및 장치 Download PDF

Info

Publication number
WO2010143853A2
WO2010143853A2 PCT/KR2010/003639 KR2010003639W WO2010143853A2 WO 2010143853 A2 WO2010143853 A2 WO 2010143853A2 KR 2010003639 W KR2010003639 W KR 2010003639W WO 2010143853 A2 WO2010143853 A2 WO 2010143853A2
Authority
WO
WIPO (PCT)
Prior art keywords
transform
transform block
scan order
zero
block
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2010/003639
Other languages
English (en)
French (fr)
Other versions
WO2010143853A3 (ko
Inventor
김정선
박승욱
최영희
성재원
전병문
박준영
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics 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
Priority to US13/376,503 priority Critical patent/US9100648B2/en
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of WO2010143853A2 publication Critical patent/WO2010143853A2/ko
Publication of WO2010143853A3 publication Critical patent/WO2010143853A3/ko
Anticipated expiration legal-status Critical
Priority to US14/711,129 priority patent/US9635368B2/en
Priority to US15/460,013 priority patent/US10015519B2/en
Priority to US15/993,229 priority patent/US10405001B2/en
Priority to US16/519,897 priority patent/US10986372B2/en
Priority to US17/208,100 priority patent/US12120352B2/en
Priority to US18/896,433 priority patent/US12568248B2/en
Priority to US18/896,804 priority patent/US12542927B2/en
Ceased legal-status Critical Current

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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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

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)

Abstract

본 발명은, 비디오 신호로부터 현재 매크로블록의 변환 크기 플래그 획득하는 단계; 상기 변환 크기 플래그에 대응되는 제 1 변환 블록에 대해, 상기 제 1 변환 블록 내 각 픽셀 위치에서 0이 아닌 변환 계수(non-zero transform coefficient)의 개수를 확인하는 단계; 상기 제 1 변환 블록 내에서 0이 아닌 변환계수의 개수가 가장 많은 픽셀의 위치를 우선순위로 하여 상기 제 1 변환 블록의 스캔 오더를 변경하는 단계; 제 2 변환 블록 내 각 픽셀 위치에서 0이 아닌 변환 계수의 개수를 결정하고, 상기 제 1 변환 블록의 변경된 스캔 오더를 상기 제 2 변환 블록의 초기화된 스캔 오더로 설정하는 단계; 상기 제 1 변환 블록 내 각 픽셀 위치에서의 0이 아닌 변환 계수의 개수와 상기 제 2 변환 블록 내 각 픽셀 위치에서의 0이 아닌 변환 계수의 개수를 더하고 가장 많은 개수를 가진 픽셀의 위치를 우선순위로 하여 상기 제 2 변환 블록의 스캔 오더를 변경하는 단계; 및 상기 변경된 스캔 오더에 따라 배열된 변환 계수를 디코딩하는 단계를 포함하되, 상기 제 1 변환 블록과 상기 제 2 변환 블록은 상기 변환 크기 플래그에 대응되는 크기를 가지고, 상기 현재 매크로블록에 포함되는 것을 특징으로 하는 비디오 신호의 디코딩 방법을 제공한다.
PCT/KR2010/003639 2009-06-07 2010-06-07 비디오 신호의 디코딩 방법 및 장치 Ceased WO2010143853A2 (ko)

Priority Applications (8)

Application Number Priority Date Filing Date Title
US13/376,503 US9100648B2 (en) 2009-06-07 2010-06-07 Method and apparatus for decoding a video signal
US14/711,129 US9635368B2 (en) 2009-06-07 2015-05-13 Method and apparatus for decoding a video signal
US15/460,013 US10015519B2 (en) 2009-06-07 2017-03-15 Method and apparatus for decoding a video signal
US15/993,229 US10405001B2 (en) 2009-06-07 2018-05-30 Method and apparatus for decoding a video signal
US16/519,897 US10986372B2 (en) 2009-06-07 2019-07-23 Method and apparatus for decoding a video signal
US17/208,100 US12120352B2 (en) 2009-06-07 2021-03-22 Method and apparatus for decoding a video signal
US18/896,433 US12568248B2 (en) 2009-06-07 2024-09-25 Method and apparatus for decoding a video signal
US18/896,804 US12542927B2 (en) 2009-06-07 2024-09-25 Method and apparatus for decoding a video signal

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
US18483409P 2009-06-07 2009-06-07
US61/184,834 2009-06-07
US25784409P 2009-11-04 2009-11-04
US61/257,844 2009-11-04
US28832309P 2009-12-20 2009-12-20
US61/288,323 2009-12-20
US29025009P 2009-12-28 2009-12-28
US29025109P 2009-12-28 2009-12-28
US61/290,250 2009-12-28
US61/290,251 2009-12-28
KR1020100053253A KR101805531B1 (ko) 2009-06-07 2010-06-07 비디오 신호의 디코딩 방법 및 장치
KR10-2010-0053253 2010-06-07

Related Child Applications (3)

Application Number Title Priority Date Filing Date
US13/376,503 A-371-Of-International US9100648B2 (en) 2009-06-07 2010-06-07 Method and apparatus for decoding a video signal
US14/711,129 Continuation-In-Part US9635368B2 (en) 2009-06-07 2015-05-13 Method and apparatus for decoding a video signal
US14/711,129 Continuation US9635368B2 (en) 2009-06-07 2015-05-13 Method and apparatus for decoding a video signal

Publications (2)

Publication Number Publication Date
WO2010143853A2 true WO2010143853A2 (ko) 2010-12-16
WO2010143853A3 WO2010143853A3 (ko) 2011-02-24

Family

ID=43309343

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2010/003639 Ceased WO2010143853A2 (ko) 2009-06-07 2010-06-07 비디오 신호의 디코딩 방법 및 장치

Country Status (3)

Country Link
US (1) US9100648B2 (ko)
KR (1) KR101805531B1 (ko)
WO (1) WO2010143853A2 (ko)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013003581A1 (en) * 2011-06-28 2013-01-03 Qualcomm Incorporated Coding of last significant transform coefficient
US20130343455A1 (en) * 2011-03-10 2013-12-26 Sharp Kabushiki Kaisha Image decoding device, image encoding device, and data structure of encoded data
US20150139333A1 (en) * 2011-07-01 2015-05-21 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
US9042440B2 (en) 2010-12-03 2015-05-26 Qualcomm Incorporated Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding
US9106913B2 (en) 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
US9197890B2 (en) 2011-03-08 2015-11-24 Qualcomm Incorporated Harmonized scan order for coding transform coefficients in video coding
CN110365993A (zh) * 2012-06-01 2019-10-22 威勒斯媒体国际有限公司 算术解码装置、图像解码装置、算术编码装置以及图像编码装置
CN113810704A (zh) * 2016-04-29 2021-12-17 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
US11330272B2 (en) 2010-12-22 2022-05-10 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110065089A (ko) * 2009-12-09 2011-06-15 삼성전자주식회사 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
US8885714B2 (en) * 2010-01-14 2014-11-11 Texas Instruments Incorporated Method and system for intracoding in video encoding
KR101703327B1 (ko) * 2010-01-14 2017-02-06 삼성전자 주식회사 계층적 데이터 단위의 패턴 정보를 이용하는 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
KR101495724B1 (ko) 2010-02-02 2015-02-25 삼성전자주식회사 계층적 데이터 단위의 스캔 순서에 기반한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
JP2011259205A (ja) * 2010-06-09 2011-12-22 Sony Corp 画像復号化装置と画像符号化装置およびその方法とプログラム
US9497472B2 (en) * 2010-11-16 2016-11-15 Qualcomm Incorporated Parallel context calculation in video coding
US8976861B2 (en) 2010-12-03 2015-03-10 Qualcomm Incorporated Separately coding the position of a last significant coefficient of a video block in video coding
US9049444B2 (en) * 2010-12-22 2015-06-02 Qualcomm Incorporated Mode dependent scanning of coefficients of a block of video data
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
US20120230409A1 (en) * 2011-03-07 2012-09-13 Qualcomm Incorporated Decoded picture buffer management
US10142637B2 (en) * 2011-03-08 2018-11-27 Texas Instruments Incorporated Method and apparatus for parallelizing context selection in video processing
US9602839B2 (en) 2011-06-15 2017-03-21 Futurewei Technologies, Inc. Mode dependent intra smoothing filter table mapping methods for non-square prediction units
US8929455B2 (en) * 2011-07-01 2015-01-06 Mitsubishi Electric Research Laboratories, Inc. Method for selecting transform types from mapping table for prediction modes
CN102857755B (zh) * 2011-07-01 2016-12-14 华为技术有限公司 确定变换块尺寸的方法和设备
GB2561487B (en) * 2011-10-18 2019-01-02 Kt Corp Method for encoding image, method for decoding image, image encoder, and image decoder
US8891630B2 (en) * 2011-10-24 2014-11-18 Blackberry Limited Significance map encoding and decoding using partition set based context assignment
RU2628130C2 (ru) * 2011-12-28 2017-08-15 Шарп Кабусики Кайся Устройство арифметического декодирования, устройство декодирования изображения и устройство арифметического кодирования
US20240275956A1 (en) * 2012-04-16 2024-08-15 Electronics And Telecommunications Research Institute Encoding method and decoding method, and device using same
DK2869557T3 (da) 2012-06-29 2023-11-06 Electronics & Telecommunications Res Inst Fremgangsmåde og anordning til kodning/afkodning af billeder
US9088770B2 (en) 2012-08-15 2015-07-21 Intel Corporation Size based transform unit context derivation
MX340434B (es) 2012-09-10 2016-07-08 Panasonic Ip Corp America Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de codificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion y decodificacion de imagenes.
US9161039B2 (en) * 2012-09-24 2015-10-13 Qualcomm Incorporated Bitstream properties in video coding
US20140092976A1 (en) * 2012-09-30 2014-04-03 Sharp Laboratories Of America, Inc. System for signaling idr and bla pictures
CN105453567B (zh) * 2013-07-24 2019-04-23 微软技术许可有限责任公司 用于非变换编码的扫描次序
US9854261B2 (en) 2015-01-06 2017-12-26 Microsoft Technology Licensing, Llc. Detecting markers in an encoded video signal
EP3261349A4 (en) * 2015-02-17 2018-09-12 LG Electronics Inc. Method and device for encoding/decoding video signal by using adaptive scan order
EP3316580A4 (en) 2015-10-13 2018-09-26 Samsung Electronics Co., Ltd. Method and device for encoding or decoding image
KR102531386B1 (ko) 2016-10-04 2023-05-12 주식회사 비원영상기술연구소 영상 데이터 부호화/복호화 방법 및 장치
US20210281842A1 (en) * 2018-07-08 2021-09-09 Lg Electronics Inc. Method and apparatus for processing video
WO2020050702A1 (ko) 2018-09-07 2020-03-12 주식회사 윌러스표준기술연구소 다중 변환 커널을 사용하는 비디오 신호 처리 방법 및 장치
WO2020139182A1 (en) 2018-12-28 2020-07-02 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selecting transform selection in an encoder and decoder
CN120530625A (zh) * 2023-01-13 2025-08-22 北京达佳互联信息技术有限公司 用于变换训练和编解码的方法和装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5986709A (en) 1996-11-18 1999-11-16 Samsung Electronics Co., Ltd. Adaptive lossy IDCT for multitasking environment
KR100359813B1 (ko) 2000-01-11 2002-11-07 엘지전자 주식회사 영상 압축 부호화를 위한 변형 이중 스캔방법
JP4144357B2 (ja) 2001-03-28 2008-09-03 ソニー株式会社 画像処理装置、画像処理方法、画像処理プログラムおよび記録媒体
KR100400608B1 (ko) * 2001-06-13 2003-10-08 이상욱 골격화를 이용한 3차원 체적소의 부호화 방법
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
US7206448B2 (en) * 2002-02-28 2007-04-17 At&T Corp. System and method for using pattern vectors for video and image coding and decoding
US7596279B2 (en) 2002-04-26 2009-09-29 Ntt Docomo, Inc. Image encoding device, image decoding device, image encoding method, image decoding method, image encoding program, and image decoding program
US7242713B2 (en) 2002-05-02 2007-07-10 Microsoft Corporation 2-D transforms for image and video coding
US8116374B2 (en) 2004-05-07 2012-02-14 Broadcom Corporation Method and system for generating a transform size syntax element for video decoding
KR20060123939A (ko) 2005-05-30 2006-12-05 삼성전자주식회사 영상의 복부호화 방법 및 장치
KR101088375B1 (ko) 2005-07-21 2011-12-01 삼성전자주식회사 가변 블록 변환 장치 및 방법 및 이를 이용한 영상부호화/복호화 장치 및 방법
US8149918B2 (en) 2005-11-10 2012-04-03 Electronics And Telecommunications Research Institute Method of estimating coded block pattern and method of determining block mode using the same for moving picture encoder
JP2007243399A (ja) 2006-03-07 2007-09-20 Matsushita Electric Ind Co Ltd データ圧縮方式およびその関連技術
CA2675891C (en) * 2007-01-18 2013-04-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Quality scalable video data stream
US9648325B2 (en) * 2007-06-30 2017-05-09 Microsoft Technology Licensing, Llc Video decoding implementations for a graphics processing unit
KR101579394B1 (ko) 2007-10-16 2015-12-21 톰슨 라이센싱 기하학적으로 분할된 수퍼 블록들의 비디오 인코딩 및 디코딩 방법 및 장치
JP5133290B2 (ja) 2009-03-31 2013-01-30 株式会社Ｋｄｄｉ研究所 動画像符号化装置および復号装置

Cited By (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9042440B2 (en) 2010-12-03 2015-05-26 Qualcomm Incorporated Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding
US9055290B2 (en) 2010-12-03 2015-06-09 Qualcomm Incorporated Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding
US11330272B2 (en) 2010-12-22 2022-05-10 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding
US10499059B2 (en) 2011-03-08 2019-12-03 Velos Media, Llc Coding of transform coefficients for video coding
US9338449B2 (en) 2011-03-08 2016-05-10 Qualcomm Incorporated Harmonized scan order for coding transform coefficients in video coding
US10397577B2 (en) 2011-03-08 2019-08-27 Velos Media, Llc Inverse scan order for significance map coding of transform coefficients in video coding
US9106913B2 (en) 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
US11405616B2 (en) 2011-03-08 2022-08-02 Qualcomm Incorporated Coding of transform coefficients for video coding
US11006114B2 (en) 2011-03-08 2021-05-11 Velos Media, Llc Coding of transform coefficients for video coding
US9197890B2 (en) 2011-03-08 2015-11-24 Qualcomm Incorporated Harmonized scan order for coding transform coefficients in video coding
CN107087178B (zh) * 2011-03-10 2021-12-28 夏普株式会社 图像解码装置及方法、以及记录介质
CN107087179B (zh) * 2011-03-10 2021-04-27 夏普株式会社 图像解码装置及方法、以及记录介质
CN107087179A (zh) * 2011-03-10 2017-08-22 夏普株式会社 图像解码装置及方法、图像编码装置及方法以及记录介质
US20130343455A1 (en) * 2011-03-10 2013-12-26 Sharp Kabushiki Kaisha Image decoding device, image encoding device, and data structure of encoded data
US10148974B2 (en) * 2011-03-10 2018-12-04 Sharp Kabushiki Kaisha Image decoding device, image encoding device, and data structure of encoded data
CN107087178A (zh) * 2011-03-10 2017-08-22 夏普株式会社 图像解码装置及方法、图像编码装置及方法以及记录介质
CN107071439A (zh) * 2011-03-10 2017-08-18 夏普株式会社 图像解码装置及方法、图像编码装置及方法以及记录介质
US9167253B2 (en) 2011-06-28 2015-10-20 Qualcomm Incorporated Derivation of the position in scan order of the last significant transform coefficient in video coding
WO2013003581A1 (en) * 2011-06-28 2013-01-03 Qualcomm Incorporated Coding of last significant transform coefficient
US9491469B2 (en) 2011-06-28 2016-11-08 Qualcomm Incorporated Coding of last significant transform coefficient
CN104980746A (zh) * 2011-07-01 2015-10-14 三星电子株式会社 用于使用分层数据单元进行编码和解码的方法和设备
US9591310B2 (en) * 2011-07-01 2017-03-07 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
RU2635893C1 (ru) * 2011-07-01 2017-11-16 Самсунг Электроникс Ко., Лтд. Способ и устройство для энтропийного кодирования с использованием иерархической единицы данных и способ и устройство для декодирования
CN104883569B (zh) * 2011-07-01 2018-05-18 三星电子株式会社 用于使用分层数据单元进行编码和解码的方法和设备
CN104980746B (zh) * 2011-07-01 2018-07-31 三星电子株式会社 用于使用分层数据单元进行编码和解码的方法和设备
US9596473B2 (en) * 2011-07-01 2017-03-14 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
US10257517B2 (en) 2011-07-01 2019-04-09 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
US9596472B2 (en) * 2011-07-01 2017-03-14 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
US20150139333A1 (en) * 2011-07-01 2015-05-21 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
US9596474B2 (en) * 2011-07-01 2017-03-14 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
US9571842B2 (en) 2011-07-01 2017-02-14 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
CN104883569A (zh) * 2011-07-01 2015-09-02 三星电子株式会社 用于使用分层数据单元进行编码和解码的方法和设备
US20150195539A1 (en) * 2011-07-01 2015-07-09 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
CN104853200A (zh) * 2011-07-01 2015-08-19 三星电子株式会社 用于使用分层数据单元进行编码和解码的方法和设备
CN110365993B (zh) * 2012-06-01 2021-08-06 威勒斯媒体国际有限公司 算术解码装置、图像解码装置、算术编码装置以及图像编码装置
CN110365993A (zh) * 2012-06-01 2019-10-22 威勒斯媒体国际有限公司 算术解码装置、图像解码装置、算术编码装置以及图像编码装置
CN113810704A (zh) * 2016-04-29 2021-12-17 世宗大学校产学协力团 用于对图像信号进行编码和解码的方法和装置
US12375686B2 (en) 2016-04-29 2025-07-29 Industry Academy Cooperation Foundation Of Sejong University Method and device for encoding and decoding image signal

Also Published As

Publication number Publication date
US9100648B2 (en) 2015-08-04
WO2010143853A3 (ko) 2011-02-24
KR101805531B1 (ko) 2018-01-10
KR20100131934A (ko) 2010-12-16
US20120163469A1 (en) 2012-06-28

Similar Documents

Publication Publication Date Title
WO2010143853A2 (ko) 비디오 신호의 디코딩 방법 및 장치
WO2012096539A3 (ko) 선택적 스캔 모드를 이용하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
WO2012005551A3 (ko) 변환 계수의 엔트로피 부호화/복호화 방법 및 장치
WO2011019383A3 (en) Methods and apparatus for improved intra chroma encoding and decoding
WO2012161444A3 (ko) 화면 내 예측 방법 및 장치
WO2011068360A3 (ko) 고해상도 영상의 부호화/복호화 방법 및 이를 수행하는 장치
WO2011101452A3 (en) Data compression for video
ZA201500713B (en) Method and apparatus for encoding video by compensating for pixel value according to pixel groups ,and method an dapparatus for decoding video by the same
WO2011126309A3 (ko) 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
MY155173A (en) Method and apparatus for encoding video, and method and apparatus for decoding video
WO2011074874A3 (ko) 비디오 신호 디코딩 방법 및 장치
WO2011126345A3 (ko) 비디오 신호 처리 방법 및 장치
WO2010131903A3 (en) Method and apparatus for processing a video signal
WO2011103212A3 (en) Adaptive transform size selection for geometric motion partitioning
JP2014523183A5 (ko)
WO2012008790A3 (en) Method and apparatus for encoding and decoding image through intra prediction
WO2014098456A3 (ko) 영상 인코딩/디코딩 방법 및 이를 이용하는 장치
EP4354866A3 (en) Methods and apparatus for intra coding a block having pixels assigned to groups
WO2009023188A3 (en) Method and apparatus for improved video encoding using region of interest (roi) information
WO2009133367A3 (en) Video edge filtering
WO2012060569A3 (ko) 디지털 방송 신호 수신 장치 및 방법
WO2009050638A3 (en) Video encoding using pixel decimation pattern according to best intra mode
WO2011126344A3 (en) Method and apparatus for generating video packets, method and apparatus for restoring video
EP2211304A3 (en) Image processing apparatus
WO2011021911A3 (ko) 적응적 움직임 벡터 해상도를 이용한 영상 부호화/복호화 방법 및 장치

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10786336

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 13376503

Country of ref document: US

122 Ep: pct application non-entry in european phase

Ref document number: 10786336

Country of ref document: EP

Kind code of ref document: A2