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- Withdrawn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 |
---|---|---|---|---|
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 |
EP3389274A4 (en) * | 2016-02-04 | 2019-01-09 | Samsung Electronics Co., Ltd. | Video decoding method and apparatus by chroma-multi-transform, and video encoding method and apparatus by chroma-multi-transform |
WO2017173593A1 (en) * | 2016-04-06 | 2017-10-12 | Mediatek Singapore Pte. Ltd. | Separate coding secondary transform syntax elements for different color components |
CN109076243B (en) * | 2016-05-04 | 2022-01-25 | 夏普株式会社 | System and method for encoding transform data |
US10986358B2 (en) * | 2016-07-05 | 2021-04-20 | Kt Corporation | Method and apparatus for processing video signal |
EP3488610A4 (en) * | 2016-07-22 | 2019-07-17 | Sharp Kabushiki Kaisha | Systems and methods for coding video data using adaptive component scaling |
CN117412035A (en) * | 2016-08-31 | 2024-01-16 | 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 |
US11218731B2 (en) * | 2017-12-15 | 2022-01-04 | Lg Electronics Inc. | Image coding method on basis of transformation and device therefor |
KR102524628B1 (en) | 2018-01-05 | 2023-04-21 | 에스케이텔레콤 주식회사 | Method and Apparatus for Video Encoding or Decoding |
CN115037930A (en) * | 2018-01-05 | 2022-09-09 | Sk电信有限公司 | Method and non-transitory computer readable medium for encoding or decoding video |
CN115243041B (en) * | 2018-05-03 | 2024-06-04 | Lg电子株式会社 | Image encoding and decoding method, decoding device, storage medium, and transmission method |
CN112119632A (en) | 2018-05-17 | 2020-12-22 | 瑞典爱立信有限公司 | Deblocking of implicit transform unit boundaries |
PL3804314T3 (en) * | 2018-05-29 | 2024-05-20 | Interdigital Vc Holdings, Inc. | Method and apparatus for video encoding and decoding with 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 |
CN113170131A (en) | 2018-10-11 | 2021-07-23 | Lg电子株式会社 | Transform coefficient coding method and apparatus thereof |
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 |
CN117692640A (en) * | 2019-03-22 | 2024-03-12 | 华为技术有限公司 | Transform unit partitioning method for video coding |
WO2020192612A1 (en) * | 2019-03-23 | 2020-10-01 | Beijing Bytedance Network Technology Co., Ltd. | Default in-loop reshaping parameters |
EP3939260A4 (en) * | 2019-04-20 | 2022-07-06 | Beijing Bytedance Network Technology Co., Ltd. | Signaling of syntax elements for joint coding 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 |
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 |
WO2020256510A1 (en) | 2019-06-21 | 2020-12-24 | 현대자동차주식회사 | Method and device for controlling coding tools |
EP3994886A4 (en) | 2019-08-06 | 2022-12-28 | Beijing Bytedance Network Technology 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 |
KR20220077908A (en) * | 2019-09-19 | 2022-06-09 | 주식회사 윌러스표준기술연구소 | Video signal processing method and apparatus using a scaling process |
CN118055248A (en) | 2019-09-21 | 2024-05-17 | 北京字节跳动网络技术有限公司 | Method, apparatus and computer readable recording medium for processing video data |
JP2022549773A (en) * | 2019-09-23 | 2022-11-29 | アリババ グループ ホウルディング リミテッド | Lossless encoding 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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 WO PCT/AU2013/001117 patent/WO2014071439A1/en active Application Filing
- 2013-09-27 JP JP2015539997A patent/JP6270861B2/en active Active
- 2013-09-27 AU AU2013344305A patent/AU2013344305A1/en not_active Abandoned
- 2013-09-27 EP EP13853085.2A patent/EP2918078A4/en not_active Withdrawn
- 2013-09-27 KR KR1020157007408A patent/KR20150048804A/en active Application Filing
- 2013-09-27 RU RU2015117258A patent/RU2641223C2/en active
-
2017
- 2017-02-22 AU AU2017201209A patent/AU2017201209B2/en active Active
Patent 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 |
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 |
---|
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 |
---|---|
AU2017201209B2 (en) | 2019-01-31 |
JP2015537448A (en) | 2015-12-24 |
RU2641223C2 (en) | 2018-01-16 |
AU2013344305A1 (en) | 2015-03-26 |
JP6270861B2 (en) | 2018-01-31 |
EP2918078A1 (en) | 2015-09-16 |
AU2017201209A1 (en) | 2017-03-16 |
KR20150048804A (en) | 2015-05-07 |
CN104782125B (en) | 2019-03-15 |
RU2015117258A (en) | 2016-12-27 |
CN104782125A (en) | 2015-07-15 |
WO2014071439A1 (en) | 2014-05-15 |
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RIC1 | Information provided on ipc code assigned before grant |
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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