EP2918078A4 - Method, apparatus and system for encoding and decoding the transform units of a coding unit - Google Patents
Method, apparatus and system for encoding and decoding the transform units of a coding unitInfo
- Publication number
- EP2918078A4 EP2918078A4 EP13853085.2A EP13853085A EP2918078A4 EP 2918078 A4 EP2918078 A4 EP 2918078A4 EP 13853085 A EP13853085 A EP 13853085A EP 2918078 A4 EP2918078 A4 EP 2918078A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- decoding
- encoding
- coding unit
- transform units
- transform
- 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.)
- Withdrawn
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
- H04N19/134—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
- H04N19/10—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
- H04N19/169—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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/96—Tree coding, e.g. quad-tree 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2012247040A AU2012247040A1 (en) | 2012-09-28 | 2012-11-08 | Method, apparatus and system for encoding and decoding the transform units of a coding unit |
PCT/AU2013/001117 WO2014071439A1 (en) | 2012-11-08 | 2013-09-27 | Method, apparatus and system for encoding and decoding the transform units of a coding unit |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2918078A1 EP2918078A1 (en) | 2015-09-16 |
EP2918078A4 true EP2918078A4 (en) | 2016-10-19 |
Family
ID=50685344
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13853085.2A Withdrawn EP2918078A4 (en) | 2012-11-08 | 2013-09-27 | Method, apparatus and system for encoding and decoding the transform units of a coding unit |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP2918078A4 (en) |
JP (1) | JP6270861B2 (en) |
KR (1) | KR20150048804A (en) |
CN (1) | CN104782125B (en) |
AU (2) | AU2013344305A1 (en) |
RU (1) | RU2641223C2 (en) |
WO (1) | WO2014071439A1 (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
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US10462461B2 (en) | 2015-02-27 | 2019-10-29 | Kddi Corporation | Coding device and decoding device which allow encoding of non-square blocks |
US10362310B2 (en) * | 2015-10-21 | 2019-07-23 | Qualcomm Incorporated | Entropy coding techniques for display stream compression (DSC) of non-4:4:4 chroma sub-sampling |
CN108605135A (en) * | 2016-02-04 | 2018-09-28 | 三星电子株式会社 | According to the video encoding/decoding method and equipment of coloration different transform and method for video coding and equipment according to coloration different transform |
WO2017173593A1 (en) * | 2016-04-06 | 2017-10-12 | Mediatek Singapore Pte. Ltd. | Separate coding secondary transform syntax elements for different color components |
CN114339229B (en) * | 2016-05-04 | 2024-04-12 | 夏普株式会社 | System and method for encoding transform data |
EP3484159A4 (en) * | 2016-07-05 | 2019-12-04 | KT Corporation | Method and apparatus for processing video signal |
CN113453000B (en) * | 2016-07-22 | 2024-01-12 | 夏普株式会社 | System and method for encoding video data using adaptive component scaling |
CN109661819B (en) * | 2016-08-31 | 2023-11-07 | 株式会社Kt | Method and apparatus for processing video signal |
US10368071B2 (en) * | 2017-11-03 | 2019-07-30 | Arm Limited | Encoding data arrays |
RU2762873C2 (en) * | 2017-12-15 | 2021-12-23 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Method for images encoding based on conversion and device for this |
CN115002460A (en) | 2018-01-05 | 2022-09-02 | Sk电信有限公司 | Video decoding apparatus, video encoding apparatus, and non-transitory computer-readable medium |
KR102524628B1 (en) * | 2018-01-05 | 2023-04-21 | 에스케이텔레콤 주식회사 | Method and Apparatus for Video Encoding or Decoding |
JP2021502771A (en) * | 2018-05-03 | 2021-01-28 | エルジー エレクトロニクス インコーポレイティド | Image decoding methods and devices that use block size conversion in image coding systems |
MX2020012071A (en) | 2018-05-17 | 2021-02-09 | Ericsson Telefon Ab L M | Deblocking of implicit transform unit boundaries. |
KR20210015810A (en) * | 2018-05-29 | 2021-02-10 | 인터디지털 브이씨 홀딩스 인코포레이티드 | Method and apparatus for video encoding and decoding using partially shared luma and chroma coding trees |
AU2018233042B2 (en) | 2018-09-21 | 2024-06-13 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a tree of blocks of video samples |
KR102631361B1 (en) | 2018-10-11 | 2024-01-31 | 엘지전자 주식회사 | Conversion coefficient coding method and device |
PH12019000380A1 (en) | 2018-12-17 | 2020-09-28 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
WO2020184913A1 (en) * | 2019-03-08 | 2020-09-17 | 엘지전자 주식회사 | Method and apparatus for processing video signal |
CN114727105B (en) * | 2019-03-22 | 2023-03-24 | 华为技术有限公司 | Transform unit partitioning method for video coding |
KR20210139272A (en) * | 2019-03-23 | 2021-11-22 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Restrictions on Adaptive Loop Filtering Parameter Sets |
JP7303328B2 (en) * | 2019-04-20 | 2023-07-04 | 北京字節跳動網絡技術有限公司 | Syntax Element Signaling for Joint Encoding of Chrominance Residuals |
CN114128281B (en) * | 2019-06-21 | 2024-06-18 | 现代自动车株式会社 | Method for controlling coding tool |
US11516472B2 (en) | 2019-06-21 | 2022-11-29 | Hyundai Motor Company | Method and apparatus for controlling coding tools |
CN114026865A (en) * | 2019-06-21 | 2022-02-08 | 北京字节跳动网络技术有限公司 | Coding and decoding tool for chrominance component |
MX2022001243A (en) | 2019-08-06 | 2022-02-17 | Beijing Bytedance Network Tech Co Ltd | Video region partition based on color format. |
EP4008109A4 (en) * | 2019-09-02 | 2022-09-14 | Beijing Bytedance Network Technology Co., Ltd. | Coding mode determination based on color format |
CN114521326A (en) * | 2019-09-19 | 2022-05-20 | 韦勒斯标准与技术协会公司 | Video signal processing method and apparatus using scaling |
EP4018662A4 (en) | 2019-09-21 | 2023-05-03 | Beijing Bytedance Network Technology Co., Ltd. | Size restriction based for chroma intra mode |
EP4035069A4 (en) * | 2019-09-23 | 2023-10-11 | Alibaba Group Holding Limited | Lossless coding of video data |
AU2019275552B2 (en) * | 2019-12-03 | 2022-10-13 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a coding tree unit |
GB2599433A (en) * | 2020-10-02 | 2022-04-06 | Sony Group Corp | Data encoding and decoding |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013160693A2 (en) * | 2012-04-26 | 2013-10-31 | Sony Corporation | Method and apparatus for chrominance processing in video coding and decoding |
WO2014055344A1 (en) * | 2012-10-01 | 2014-04-10 | Qualcomm Incorporated | Coded block flag (cbf) coding for 4:2:2 sample format in video coding |
EP2901673A1 (en) * | 2012-09-28 | 2015-08-05 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding the transform units of a coding unit |
Family Cites Families (4)
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---|---|---|---|---|
RU2368095C1 (en) * | 2005-07-22 | 2009-09-20 | Мицубиси Электрик Корпорейшн | Image coder and image decoder, method of image coding and method of image decoding, program of image coding and program of image decoding and computer-readable record medium, on which image coding program is recorded, and computer-readable record medium, on which image decoding program is recorded |
JP5026092B2 (en) * | 2007-01-12 | 2012-09-12 | 三菱電機株式会社 | Moving picture decoding apparatus and moving picture decoding method |
US9210442B2 (en) * | 2011-01-12 | 2015-12-08 | Google Technology Holdings LLC | Efficient transform unit representation |
US8948271B2 (en) * | 2011-01-13 | 2015-02-03 | Texas Instruments Incorporated | Method and apparatus for a low complexity transform unit partitioning structure for HEVC |
-
2013
- 2013-09-27 CN CN201380058648.8A patent/CN104782125B/en active Active
- 2013-09-27 EP EP13853085.2A patent/EP2918078A4/en not_active Withdrawn
- 2013-09-27 AU AU2013344305A patent/AU2013344305A1/en not_active Abandoned
- 2013-09-27 KR KR1020157007408A patent/KR20150048804A/en active Application Filing
- 2013-09-27 JP JP2015539997A patent/JP6270861B2/en active Active
- 2013-09-27 RU RU2015117258A patent/RU2641223C2/en active
- 2013-09-27 WO PCT/AU2013/001117 patent/WO2014071439A1/en active Application Filing
-
2017
- 2017-02-22 AU AU2017201209A patent/AU2017201209B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2013160693A2 (en) * | 2012-04-26 | 2013-10-31 | Sony Corporation | Method and apparatus for chrominance processing in video coding and decoding |
EP2901673A1 (en) * | 2012-09-28 | 2015-08-05 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding the transform units of a coding unit |
WO2014055344A1 (en) * | 2012-10-01 | 2014-04-10 | Qualcomm Incorporated | Coded block flag (cbf) coding for 4:2:2 sample format in video coding |
Non-Patent Citations (8)
Title |
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AN J ET AL: "Non-CE2: Separate RQT structure for Y; U and V components", 99. MPEG MEETING; 6-2-2012 - 10-2-2012; SAN JOSÉ; (MOTION PICTURE EXPERT GROUP OR ISO/IEC JTC1/SC29/WG11), no. m23190, 20 January 2012 (2012-01-20), XP030051715 * |
BROSS B ET AL: "High Efficiency Video Coding (HEVC) text specification draft 8", 10. JCT-VC MEETING; 101. MPEG MEETING; 11-7-2012 - 20-7-2012; STOCKHOLM; (JOINT COLLABORATIVE TEAM 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-J1003, 23 July 2012 (2012-07-23), XP030112947 * |
JOSHI R ET AL: "AHG7: Comments on 422 and 444 coding tools and software", 11. JCT-VC MEETING; 102. MPEG MEETING; 10-10-2012 - 19-10-2012; SHANGHAI; (JOINT COLLABORATIVE TEAM 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-K0322, 7 October 2012 (2012-10-07), XP030113204 * |
ROSEWARNE (CISRA) C ET AL: "AHG7: Transforms for extended chroma formats", 11. JCT-VC MEETING; 102. MPEG MEETING; 10-10-2012 - 19-10-2012; SHANGHAI; (JOINT COLLABORATIVE TEAM 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-K0171, 1 October 2012 (2012-10-01), XP030113053 * |
ROSEWARNE C ET AL: "CE1: Test 3 - Square transforms for Range Extensions", 103. MPEG MEETING; 21-1-2013 - 25-1-2013; GENEVA; (MOTION PICTURE EXPERT GROUP OR ISO/IEC JTC1/SC29/WG11), no. m27482, 11 January 2013 (2013-01-11), XP030056052 * |
See also references of WO2014071439A1 * |
SILCOCK P ET AL: "AHG12: Extension of HM7 to Support Additional Chroma Formats", 10. JCT-VC MEETING; 101. MPEG MEETING; 11-7-2012 - 20-7-2012; STOCKHOLM; (JOINT COLLABORATIVE TEAM 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-J0191, 2 July 2012 (2012-07-02), XP030112553 * |
SOLE J ET AL: "CE1: Test 3 - Square transform blocks for 4:2:2", 12. JCT-VC MEETING; 103. MPEG MEETING; 14-1-2013 - 23-1-2013; GENEVA; (JOINT COLLABORATIVE TEAM 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-L0333, 8 January 2013 (2013-01-08), XP030113821 * |
Also Published As
Publication number | Publication date |
---|---|
EP2918078A1 (en) | 2015-09-16 |
AU2017201209A1 (en) | 2017-03-16 |
RU2015117258A (en) | 2016-12-27 |
AU2017201209B2 (en) | 2019-01-31 |
JP6270861B2 (en) | 2018-01-31 |
AU2013344305A1 (en) | 2015-03-26 |
CN104782125B (en) | 2019-03-15 |
RU2641223C2 (en) | 2018-01-16 |
CN104782125A (en) | 2015-07-15 |
KR20150048804A (en) | 2015-05-07 |
JP2015537448A (en) | 2015-12-24 |
WO2014071439A1 (en) | 2014-05-15 |
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Ipc: H04N 19/136 20140101ALI20160519BHEP Ipc: H04N 19/96 20140101ALI20160519BHEP Ipc: H04N 19/61 20140101ALI20160519BHEP Ipc: H04N 19/122 20140101ALI20160519BHEP Ipc: H04N 19/119 20140101ALI20160519BHEP Ipc: H04N 19/176 20140101AFI20160519BHEP |
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