EP2556672A4 - METHOD AND DEVICE FOR VIDEO CODING THROUGH THE USE OF A TRANSFORMATION INDEX AND METHOD AND DEVICE FOR VIDEO DECODING THROUGH THE USE OF A TRANSFORMATION INDEX - Google Patents

METHOD AND DEVICE FOR VIDEO CODING THROUGH THE USE OF A TRANSFORMATION INDEX AND METHOD AND DEVICE FOR VIDEO DECODING THROUGH THE USE OF A TRANSFORMATION INDEX

Info

Publication number
EP2556672A4
EP2556672A4 EP11766133.0A EP11766133A EP2556672A4 EP 2556672 A4 EP2556672 A4 EP 2556672A4 EP 11766133 A EP11766133 A EP 11766133A EP 2556672 A4 EP2556672 A4 EP 2556672A4
Authority
EP
European Patent Office
Prior art keywords
video
transformation index
decoding
encoding
transformation
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
EP11766133.0A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2556672A2 (en
Inventor
Jung-Hye Min
Woo-Jin Han
Tammy Lee
Il-Koo Kim
Min-Su Cheon
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority claimed from PCT/KR2011/002383 external-priority patent/WO2011126282A2/en
Publication of EP2556672A2 publication Critical patent/EP2556672A2/en
Publication of EP2556672A4 publication Critical patent/EP2556672A4/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
    • H04N19/90—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
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/129—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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/157—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
    • H04N19/44—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
    • H04N19/46—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
EP11766133.0A 2010-04-05 2011-04-05 METHOD AND DEVICE FOR VIDEO CODING THROUGH THE USE OF A TRANSFORMATION INDEX AND METHOD AND DEVICE FOR VIDEO DECODING THROUGH THE USE OF A TRANSFORMATION INDEX Ceased EP2556672A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US32082610P 2010-04-05 2010-04-05
KR1020100096920A KR101503270B1 (ko) 2010-04-05 2010-10-05 변환 인덱스를 이용하는 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법 및 그 장치
PCT/KR2011/002383 WO2011126282A2 (en) 2010-04-05 2011-04-05 Method and apparatus for encoding video by using transformation index, and method and apparatus for decoding video by using transformation index

Publications (2)

Publication Number Publication Date
EP2556672A2 EP2556672A2 (en) 2013-02-13
EP2556672A4 true EP2556672A4 (en) 2015-10-14

Family

ID=44763394

Family Applications (3)

Application Number Title Priority Date Filing Date
EP11766133.0A Ceased EP2556672A4 (en) 2010-04-05 2011-04-05 METHOD AND DEVICE FOR VIDEO CODING THROUGH THE USE OF A TRANSFORMATION INDEX AND METHOD AND DEVICE FOR VIDEO DECODING THROUGH THE USE OF A TRANSFORMATION INDEX
EP11766128.0A Active EP2556671B1 (en) 2010-04-05 2011-04-05 Low complexity cabac entropy-encoding/decoding method
EP11766139A Withdrawn EP2556673A2 (en) 2010-04-05 2011-04-05 Method and apparatus for encoding and decoding image and method and apparatus for decoding image using adaptive coefficient scan order

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP11766128.0A Active EP2556671B1 (en) 2010-04-05 2011-04-05 Low complexity cabac entropy-encoding/decoding method
EP11766139A Withdrawn EP2556673A2 (en) 2010-04-05 2011-04-05 Method and apparatus for encoding and decoding image and method and apparatus for decoding image using adaptive coefficient scan order

Country Status (16)

Country Link
EP (3) EP2556672A4 (enrdf_load_stackoverflow)
JP (6) JP2013524679A (enrdf_load_stackoverflow)
KR (15) KR20110112168A (enrdf_load_stackoverflow)
CN (11) CN105681802B (enrdf_load_stackoverflow)
AU (2) AU2011239059B2 (enrdf_load_stackoverflow)
BR (2) BR112012025306A2 (enrdf_load_stackoverflow)
CA (6) CA2795621C (enrdf_load_stackoverflow)
DK (1) DK2556671T3 (enrdf_load_stackoverflow)
ES (1) ES2879573T3 (enrdf_load_stackoverflow)
HU (1) HUE055102T2 (enrdf_load_stackoverflow)
MX (2) MX2012011550A (enrdf_load_stackoverflow)
MY (3) MY174869A (enrdf_load_stackoverflow)
PL (1) PL2556671T3 (enrdf_load_stackoverflow)
RU (7) RU2540842C2 (enrdf_load_stackoverflow)
WO (1) WO2011126285A2 (enrdf_load_stackoverflow)
ZA (4) ZA201208293B (enrdf_load_stackoverflow)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9369736B2 (en) 2010-04-05 2016-06-14 Samsung Electronics Co., Ltd. Low complexity entropy-encoding/decoding method and apparatus
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치
CA2898154C (en) 2012-01-30 2018-07-31 Samsung Electronics Co., Ltd. Method and apparatus for video encoding for each spatial sub-area, and method and apparatus for video decoding for each spatial sub-area
CN104365100A (zh) * 2012-04-15 2015-02-18 三星电子株式会社 用于并行处理的视频编码方法和装置以及视频解码方法和装置
EP2920962A4 (en) 2012-11-13 2016-07-20 Intel Corp ADAPTIVE TRANSFORMATION ENCODING OF CONTENT FOR NEXT GENERATION VIDEO
US9826253B2 (en) 2013-01-04 2017-11-21 Samsung Electronics Co., Ltd. Method for entropy-encoding slice segment and apparatus therefor, and method for entropy-decoding slice segment and apparatus therefor
KR20150090206A (ko) 2013-01-30 2015-08-05 인텔 코포레이션 차세대 비디오를 위한 코딩을 위한 콘텐츠 적응적 파라메트릭 변환
KR101462637B1 (ko) * 2013-02-28 2014-11-21 성균관대학교산학협력단 영상 부호화/복호화 방법 및 장치
KR102179383B1 (ko) * 2013-08-09 2020-11-16 삼성전자주식회사 병합 모드 결정 방법 및 장치
RU2645290C1 (ru) * 2017-03-27 2018-02-19 федеральное государственное казенное военное образовательное учреждение высшего образования "Военная академия связи имени Маршала Советского Союза С.М. Буденного" Министерства обороны Российской Федерации Способ кодирования оцифрованных изображений с использованием адаптивного ортогонального преобразования
US11196994B2 (en) 2017-07-06 2021-12-07 Samsung Electronics Co., Ltd. Video coding method and device, video decoding method and device
KR102412244B1 (ko) * 2017-12-06 2022-06-23 후지쯔 가부시끼가이샤 모드 정보를 코딩 및 디코딩하기 위한 방법 및 장치, 그리고 전자 디바이스
CN110035287B (zh) * 2018-01-12 2023-05-09 富士通株式会社 对统一转换单元模式进行分组标识的方法、装置和电子设备
FI3806476T3 (fi) * 2018-06-03 2023-08-15 Lg Electronics Inc Menetelmä ja laite videosignaalin käsittelemiseksi redusoitua muunnosta käyttäen
HUE063301T2 (hu) 2018-09-02 2024-01-28 Lg Electronics Inc Képjel dekódolási eljárás, képjel kódolási eljárás és tárolóeszköz
CN110891180B (zh) 2018-09-10 2023-11-17 华为技术有限公司 视频解码方法及视频解码器
WO2020145582A1 (ko) * 2019-01-07 2020-07-16 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
US11375219B2 (en) * 2019-09-24 2022-06-28 Tencent America LLC Coding method and system with improved dynamic internal bit depth
CN118890477A (zh) * 2019-11-01 2024-11-01 Lg 电子株式会社 基于变换的图像编译方法及其装置
AU2020376712B2 (en) * 2019-11-01 2024-01-04 Lg Electronics Inc. Transform-based method for coding image, and device therefor
KR20220070503A (ko) 2019-11-01 2022-05-31 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004084123A1 (en) * 2003-03-17 2004-09-30 Qualcomm Incorporated Method and apparatus for improving video quality of low bit-rate video
EP2608539A2 (en) * 2010-08-17 2013-06-26 Samsung Electronics Co., Ltd Video encoding method and apparatus using transformation unit of variable tree structure, and video decoding method and apparatus

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5107345A (en) * 1990-02-27 1992-04-21 Qualcomm Incorporated Adaptive block size image compression method and system
US5021891A (en) * 1990-02-27 1991-06-04 Qualcomm, Inc. Adaptive block size image compression method and system
US5367629A (en) * 1992-12-18 1994-11-22 Sharevision Technology, Inc. Digital video compression system utilizing vector adaptive transform
JP2905133B2 (ja) * 1995-01-09 1999-06-14 松下電器産業株式会社 ディジタル符号化装置
JPH09121359A (ja) * 1995-10-26 1997-05-06 Hitachi Ltd 画像符号化方法および画像復号化方法
US6571016B1 (en) * 1997-05-05 2003-05-27 Microsoft Corporation Intra compression of pixel blocks using predicted mean
US6633611B2 (en) * 1997-04-24 2003-10-14 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for region-based moving image encoding and decoding
SE512291C2 (sv) * 1997-09-23 2000-02-28 Ericsson Telefon Ab L M Inbäddad DCT-baserad stillbildskodningsalgoritm
US6529634B1 (en) * 1999-11-08 2003-03-04 Qualcomm, Inc. Contrast sensitive variance based adaptive block size DCT image compression
JP3952116B2 (ja) * 1999-11-12 2007-08-01 セイコーエプソン株式会社 画像圧縮装置及び方法
KR100433516B1 (ko) * 2000-12-08 2004-05-31 삼성전자주식회사 트랜스코딩 방법
KR20030009669A (ko) * 2001-07-23 2003-02-05 삼성전자주식회사 다채널 영상 부호화기 및 그 부호화 방법
US6980596B2 (en) * 2001-11-27 2005-12-27 General Instrument Corporation Macroblock level adaptive frame/field coding for digital video content
US7162094B2 (en) * 2001-11-27 2007-01-09 General Instrument Corporation Frequency coefficient scanning paths for coding digital video content
JP2004007379A (ja) * 2002-04-10 2004-01-08 Toshiba Corp 動画像符号化方法及び動画像復号化方法
JP2003230149A (ja) * 2002-02-05 2003-08-15 Mitsubishi Electric Corp 高圧縮符号化装置
ATE439704T1 (de) * 2002-04-02 2009-08-15 Nokia Corp Codierung von transformationskoeffizienten in bild-/videocodierern- und/oder decodierern
JP4193406B2 (ja) * 2002-04-16 2008-12-10 三菱電機株式会社 映像データ変換装置および映像データ変換方法
US7483575B2 (en) * 2002-10-25 2009-01-27 Sony Corporation Picture encoding apparatus and method, program and recording medium
US9426490B2 (en) * 2002-11-01 2016-08-23 Godo Kaisha Ip Bridge 1 Moving picture encoding method and motion picture decoding method
UA87660C2 (ru) * 2003-03-17 2009-08-10 Квелкомм Инкорпорейтед Способ и устройство для улучшения качества видеоизображения с низкой скоростью передачи битов
US20050084013A1 (en) * 2003-10-15 2005-04-21 Limin Wang Frequency coefficient scanning paths
KR20050045746A (ko) * 2003-11-12 2005-05-17 삼성전자주식회사 계층 구조의 가변 블록 크기를 이용한 움직임 추정 방법및 장치
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
US7599435B2 (en) 2004-01-30 2009-10-06 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video frame encoding and decoding
JP2006157481A (ja) * 2004-11-30 2006-06-15 Canon Inc 画像符号化装置及びその方法
US8311119B2 (en) * 2004-12-31 2012-11-13 Microsoft Corporation Adaptive coefficient scan order
KR100636229B1 (ko) * 2005-01-14 2006-10-19 학교법인 성균관대학 신축형 부호화를 위한 적응적 엔트로피 부호화 및 복호화방법과 그 장치
JP2006211304A (ja) * 2005-01-28 2006-08-10 Matsushita Electric Ind Co Ltd 映像符号化装置、映像復号化装置、映像符号化方法、映像復号化方法、映像符号化プログラムおよび映像復号化プログラム
JP4146444B2 (ja) * 2005-03-16 2008-09-10 株式会社東芝 動画像符号化の方法及び装置
KR100763181B1 (ko) * 2005-04-19 2007-10-05 삼성전자주식회사 기초계층과 향상계층의 데이터를 바탕으로 예측 정보를코딩하여 코딩율을 향상시키는 방법 및 장치
KR20070006445A (ko) * 2005-07-08 2007-01-11 삼성전자주식회사 하이브리드 엔트로피 부호화, 복호화 방법 및 장치
CN100584025C (zh) * 2005-08-04 2010-01-20 华为技术有限公司 一种基于内容自适应的算术解码系统及装置
KR100750137B1 (ko) * 2005-11-02 2007-08-21 삼성전자주식회사 영상의 부호화,복호화 방법 및 장치
KR100873636B1 (ko) * 2005-11-14 2008-12-12 삼성전자주식회사 단일 부호화 모드를 이용하는 영상 부호화/복호화 방법 및장치
CN100495439C (zh) * 2005-11-21 2009-06-03 清华大学 采用直线轨迹扫描的图像重建系统和方法
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
GB0524983D0 (en) * 2005-12-07 2006-01-18 Imagination Tech Ltd Recompression and decompression of a data stream for rate smoothing
JP2007174569A (ja) * 2005-12-26 2007-07-05 Sanyo Electric Co Ltd 符号化方法
FR2896117A1 (fr) * 2006-01-06 2007-07-13 France Telecom Procedes de codage et de decodage d'une sequence d'images, dispositifs , programmes d'ordinateur, et signal correspondants
KR20070077059A (ko) * 2006-01-19 2007-07-25 삼성전자주식회사 엔트로피 부호화/복호화 방법 및 장치
US7778472B2 (en) * 2006-03-27 2010-08-17 Qualcomm Incorporated Methods and systems for significance coefficient coding in video compression
US8503536B2 (en) * 2006-04-07 2013-08-06 Microsoft Corporation Quantization adjustments for DC shift artifacts
KR100809301B1 (ko) * 2006-07-20 2008-03-04 삼성전자주식회사 엔트로피 부호화/복호화 방법 및 장치
WO2008020672A1 (en) * 2006-08-17 2008-02-21 Electronics And Telecommunications Research Institute Apparatus for encoding and decoding image using adaptive dct coefficient scanning based on pixel similarity and method therefor
US7580166B2 (en) * 2006-09-01 2009-08-25 Infoprint Solutions Company Llc Converting image data in an input color space to an output color space in a transform domain
US7756350B2 (en) * 2006-11-13 2010-07-13 Global Ip Solutions, Inc. Lossless encoding and decoding of digital data
CN101193287A (zh) * 2006-11-30 2008-06-04 北京中电华大电子设计有限责任公司 一种提高jpeg2000 mq解码效率的方法和电路
US20080170793A1 (en) * 2007-01-12 2008-07-17 Mitsubishi Electric Corporation Image encoding device and image encoding method
KR20080086766A (ko) * 2007-03-23 2008-09-26 삼성전자주식회사 픽셀 단위의 컨텍스트 모델을 이용한 영상의 부호화,복호화 방법 및 장치
RU2339181C1 (ru) * 2007-06-25 2008-11-20 Государственное образовательное учреждение высшего профессионального образования Академия Федеральной службы охраны Российской Федерации (Академия ФСО России) Способ передачи дополнительной информации при фрактальном кодировании изображений
US8437564B2 (en) * 2007-08-07 2013-05-07 Ntt Docomo, Inc. Image and video compression using sparse orthonormal transforms
KR101571573B1 (ko) * 2007-09-28 2015-11-24 돌비 레버러토리즈 라이쎈싱 코오포레이션 부가적인 정보 역량을 이용한 멀티미디어 코딩 및 디코딩
KR101608426B1 (ko) * 2008-03-28 2016-04-04 삼성전자주식회사 영상의 인트라 예측 부호화/복호화 방법 및 그 장치
KR101517768B1 (ko) * 2008-07-02 2015-05-06 삼성전자주식회사 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
CN101640805A (zh) * 2008-07-28 2010-02-03 青岛海信信芯科技有限公司 一种视频解码方法及视频解码器
CN101394556B (zh) * 2008-10-29 2010-12-22 清华大学 用于深空通信的图像传输方法、发送装置、接收装置
KR101009740B1 (ko) * 2009-03-17 2011-01-19 한국과학기술원 율-왜곡 최적화된 모드 결정 알고리즘의 효율적인 구현을 위한 비트율 추정 장치 및 방법
JP5133950B2 (ja) * 2009-07-16 2013-01-30 日本電信電話株式会社 コンテクスト適応エントロピ符号化方法および装置，コンテクスト適応エントロピ復号方法および装置，並びにそれらのプログラム
KR101712098B1 (ko) * 2009-09-04 2017-03-03 삼성전자 주식회사 구문 요소에 기초한 비트스트림 생성 방법 및 장치
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004084123A1 (en) * 2003-03-17 2004-09-30 Qualcomm Incorporated Method and apparatus for improving video quality of low bit-rate video
EP2608539A2 (en) * 2010-08-17 2013-06-26 Samsung Electronics Co., Ltd Video encoding method and apparatus using transformation unit of variable tree structure, and video decoding method and apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "Test Model under Consideration", 2. JCT-VC MEETING; 21-7-2010 - 28-7-2010; GENEVA; (JOINT COLLABORATIVETEAM ON VIDEO CODING OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ); URL:HTTP://WFTP3.ITU.INT/AV-ARCH/JCTVC-SITE/,, no. JCTVC-B205, 28 July 2010 (2010-07-28), XP030007704, ISSN: 0000-0046 *

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