SG11202102195XA - Video decoding method and video decoder - Google Patents
Video decoding method and video decoderInfo
- Publication number
- SG11202102195XA SG11202102195XA SG11202102195XA SG11202102195XA SG11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA
- Authority
- SG
- Singapore
- Prior art keywords
- video
- decoding method
- decoder
- video decoder
- video decoding
- Prior art date
Links
Classifications
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- 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
- H04N19/44—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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
- H04N19/102—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
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- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
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- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
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- 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
- H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811032693 | 2018-09-05 | ||
CN201811104788.5A CN110881129B (en) | 2018-09-05 | 2018-09-21 | Video decoding method and video decoder |
PCT/CN2019/102944 WO2020048361A1 (en) | 2018-09-05 | 2019-08-28 | Video decoding method and video decoder |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202102195XA true SG11202102195XA (en) | 2021-04-29 |
Family
ID=69727285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202102195XA SG11202102195XA (en) | 2018-09-05 | 2019-08-28 | Video decoding method and video decoder |
Country Status (7)
Country | Link |
---|---|
US (2) | US11431997B2 (en) |
EP (1) | EP3840378A4 (en) |
JP (2) | JP7143512B2 (en) |
KR (2) | KR102612489B1 (en) |
CN (3) | CN110881129B (en) |
BR (1) | BR112021004124A2 (en) |
SG (1) | SG11202102195XA (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2020013864A (en) | 2018-06-21 | 2021-03-25 | Ericsson Telefon Ab L M | Tile partitions with sub-tiles in video coding. |
EP3811624A1 (en) | 2018-06-21 | 2021-04-28 | Telefonaktiebolaget LM Ericsson (publ) | Tile shuffling for 360 degree video decoding |
WO2020070196A1 (en) | 2018-10-02 | 2020-04-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Encoding and decoding pictures based on tile group id |
CN113366839B (en) * | 2019-01-31 | 2024-01-12 | 北京字节跳动网络技术有限公司 | Refinement quantization step in video codec |
CN114598873B (en) * | 2020-12-03 | 2023-06-20 | 华为技术有限公司 | Decoding method and device for quantization parameter |
WO2022214055A1 (en) * | 2021-04-09 | 2022-10-13 | Beijing Bytedance Network Technology Co., Ltd. | Interaction of multiple partitions |
CN116074531A (en) * | 2021-11-11 | 2023-05-05 | 杭州海康威视数字技术股份有限公司 | Decoding method, encoding method and device |
Family Cites Families (27)
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US9210442B2 (en) | 2011-01-12 | 2015-12-08 | Google Technology Holdings LLC | Efficient transform unit representation |
BR122019025405B8 (en) * | 2011-01-13 | 2023-05-02 | Canon Kk | IMAGE CODING APPARATUS, IMAGE CODING METHOD, IMAGE DECODING APPARATUS, IMAGE DECODING METHOD AND STORAGE MEDIA |
US20120189052A1 (en) | 2011-01-24 | 2012-07-26 | Qualcomm Incorporated | Signaling quantization parameter changes for coded units in high efficiency video coding (hevc) |
US9112526B2 (en) * | 2011-06-15 | 2015-08-18 | Sony Corporation | Binarization of DQP using separate absolute value and sign (SAVS) in CABAC |
US9161046B2 (en) * | 2011-10-25 | 2015-10-13 | Qualcomm Incorporated | Determining quantization parameters for deblocking filtering for video coding |
US9521410B2 (en) * | 2012-04-26 | 2016-12-13 | Qualcomm Incorporated | Quantization parameter (QP) coding in video coding |
EP2966866A4 (en) * | 2013-04-05 | 2016-10-26 | Samsung Electronics Co Ltd | Video encoding method and apparatus thereof, and a video decoding method and apparatus thereof |
CN104104966B (en) * | 2013-04-08 | 2017-11-24 | 华为技术有限公司 | The division methods and device of video block |
US9294766B2 (en) * | 2013-09-09 | 2016-03-22 | Apple Inc. | Chroma quantization in video coding |
CN103702131B (en) | 2013-12-25 | 2017-02-15 | 清华大学 | Pattern-preprocessing-based intraframe coding optimization method and system |
US10136141B2 (en) * | 2014-06-11 | 2018-11-20 | Qualcomm Incorporated | Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding |
CN106537918B (en) | 2014-08-12 | 2019-09-20 | 英特尔公司 | The system and method for estimation for Video coding |
US9743092B2 (en) | 2015-10-13 | 2017-08-22 | Nokia Technologies Oy | Video coding with helper data for spatial intra-prediction |
US10542294B2 (en) | 2016-03-16 | 2020-01-21 | Mediatek Inc. | Method and apparatus of video data processing with restricted block size in video coding |
US10326989B2 (en) * | 2016-05-25 | 2019-06-18 | Arris Enterprises Llc | General block partitioning method |
WO2017203930A1 (en) * | 2016-05-27 | 2017-11-30 | Sharp Kabushiki Kaisha | Systems and methods for varying quantization parameters |
WO2017203903A1 (en) * | 2016-05-27 | 2017-11-30 | 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 | Electronic control unit, communication method, and in-vehicle network system |
CN107566848B (en) | 2016-06-30 | 2020-04-14 | 华为技术有限公司 | Method and device for coding and decoding |
US10448056B2 (en) * | 2016-07-15 | 2019-10-15 | Qualcomm Incorporated | Signaling of quantization information in non-quadtree-only partitioned video coding |
WO2018018486A1 (en) * | 2016-07-28 | 2018-02-01 | Mediatek Inc. | Methods of reference quantization parameter derivation for signaling of quantization parameter in quad-tree plus binary tree structure |
CN107770525B (en) | 2016-08-15 | 2020-07-24 | 华为技术有限公司 | Image coding method and device |
WO2018045332A1 (en) * | 2016-09-02 | 2018-03-08 | Vid Scale, Inc. | Methods and apparatus for coded block flag coding in quad-tree plus binary-tree block partitioning |
KR20180110047A (en) | 2016-12-26 | 2018-10-08 | 닛본 덴끼 가부시끼가이샤 | An image encoding method, an image decoding method, a video encoding apparatus, an image decoding apparatus, |
EP3662664A4 (en) * | 2017-08-03 | 2020-11-25 | Sharp Kabushiki Kaisha | Systems and methods for partitioning video blocks in an inter prediction slice of video data |
WO2019131807A1 (en) * | 2017-12-29 | 2019-07-04 | Sharp Kabushiki Kaisha | Systems and methods for partitioning video blocks for video coding |
US10904529B2 (en) * | 2018-01-19 | 2021-01-26 | Qualcomm Incorporated | Quantization group for video coding |
CN112534813B (en) * | 2018-08-16 | 2023-04-14 | 寰发股份有限公司 | Method and apparatus for chrominance quantization parameter derivation in a video processing system |
-
2018
- 2018-09-21 CN CN201811104788.5A patent/CN110881129B/en active Active
- 2018-09-21 CN CN202010768647.4A patent/CN112040229B/en active Active
- 2018-09-21 CN CN202311810141.5A patent/CN117956197A/en active Pending
-
2019
- 2019-08-28 JP JP2021512509A patent/JP7143512B2/en active Active
- 2019-08-28 EP EP19857345.3A patent/EP3840378A4/en active Pending
- 2019-08-28 BR BR112021004124-9A patent/BR112021004124A2/en active Search and Examination
- 2019-08-28 KR KR1020217009873A patent/KR102612489B1/en active IP Right Grant
- 2019-08-28 SG SG11202102195XA patent/SG11202102195XA/en unknown
- 2019-08-28 KR KR1020237042192A patent/KR20230170817A/en active Application Filing
-
2021
- 2021-03-04 US US17/191,934 patent/US11431997B2/en active Active
-
2022
- 2022-06-28 US US17/851,378 patent/US20220329839A1/en active Pending
- 2022-09-13 JP JP2022145261A patent/JP7463460B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN110881129B (en) | 2024-01-05 |
US20210195226A1 (en) | 2021-06-24 |
JP2021536703A (en) | 2021-12-27 |
CN117956197A (en) | 2024-04-30 |
US20220329839A1 (en) | 2022-10-13 |
CN112040229A (en) | 2020-12-04 |
JP7143512B2 (en) | 2022-09-28 |
BR112021004124A2 (en) | 2021-05-25 |
JP7463460B2 (en) | 2024-04-08 |
KR20210047949A (en) | 2021-04-30 |
US11431997B2 (en) | 2022-08-30 |
CN110881129A (en) | 2020-03-13 |
CN112040229B (en) | 2021-06-29 |
EP3840378A1 (en) | 2021-06-23 |
JP2022179505A (en) | 2022-12-02 |
KR20230170817A (en) | 2023-12-19 |
EP3840378A4 (en) | 2021-06-23 |
KR102612489B1 (en) | 2023-12-08 |
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