JPWO2022254899A1 - - Google Patents
Info
- Publication number
- JPWO2022254899A1 JPWO2022254899A1 JP2023525432A JP2023525432A JPWO2022254899A1 JP WO2022254899 A1 JPWO2022254899 A1 JP WO2022254899A1 JP 2023525432 A JP2023525432 A JP 2023525432A JP 2023525432 A JP2023525432 A JP 2023525432A JP WO2022254899 A1 JPWO2022254899 A1 JP WO2022254899A1
- Authority
- JP
- Japan
- 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.)
- Granted
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
- H04N19/46—Embedding additional information in the video signal during the compression process
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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
- H04N19/10—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
-
- 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
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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
- H04N19/134—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
-
- 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
- H04N19/60—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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/649—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments
-
- 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
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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021091071 | 2021-05-31 | ||
| JP2021091071 | 2021-05-31 | ||
| PCT/JP2022/013833 WO2022254899A1 (ja) | 2021-05-31 | 2022-03-24 | 動画像復号装置および動画像符号化装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022254899A1 true JPWO2022254899A1 (https=) | 2022-12-08 |
| JPWO2022254899A5 JPWO2022254899A5 (https=) | 2025-03-18 |
| JP7809108B2 JP7809108B2 (ja) | 2026-01-30 |
Family
ID=84323019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023525432A Active JP7809108B2 (ja) | 2021-05-31 | 2022-03-24 | 動画像復号装置および動画像符号化装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US12335528B2 (https=) |
| JP (1) | JP7809108B2 (https=) |
| WO (1) | WO2022254899A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2025014088A (ja) * | 2021-12-14 | 2025-01-29 | シャープ株式会社 | 動画像復号装置および動画像符号化装置 |
| US12513332B2 (en) * | 2022-07-05 | 2025-12-30 | Qualcomm Incorporated | Non-separable transform for inter-coded blocks |
| WO2025252126A1 (en) * | 2024-06-04 | 2025-12-11 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020510374A (ja) * | 2017-03-21 | 2020-04-02 | エルジー エレクトロニクス インコーポレイティド | 映像コーディングシステムにおける変換方法及びその装置 |
| JP2020058025A (ja) * | 2018-09-28 | 2020-04-09 | 株式会社Ｊｖｃケンウッド | 画像復号装置、画像復号方法、及び画像復号プログラム |
| JP2020137119A (ja) * | 2019-02-12 | 2020-08-31 | 日本放送協会 | イントラ予測装置、画像符号化装置、画像復号装置、及びプログラム |
| US20210067776A1 (en) * | 2019-08-30 | 2021-03-04 | Qualcomm Incorporated | Geometric partition mode with harmonized motion field storage and motion compensation |
| WO2021061027A1 (en) * | 2019-09-25 | 2021-04-01 | Huawei Technologies Co., Ltd. | Harmonizing triangular merge mode with weighted prediction |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200344486A1 (en) * | 2019-04-26 | 2020-10-29 | Qualcomm Incorporated | Size constraint for triangular prediction unit mode |
| US11272179B2 (en) * | 2019-11-22 | 2022-03-08 | FG Innovation Company Limited | Device and method for coding video data |
-
2022
- 2022-03-24 JP JP2023525432A patent/JP7809108B2/ja active Active
- 2022-03-24 US US18/564,463 patent/US12335528B2/en active Active
- 2022-03-24 WO PCT/JP2022/013833 patent/WO2022254899A1/ja not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020510374A (ja) * | 2017-03-21 | 2020-04-02 | エルジー エレクトロニクス インコーポレイティド | 映像コーディングシステムにおける変換方法及びその装置 |
| JP2020058025A (ja) * | 2018-09-28 | 2020-04-09 | 株式会社Ｊｖｃケンウッド | 画像復号装置、画像復号方法、及び画像復号プログラム |
| JP2020137119A (ja) * | 2019-02-12 | 2020-08-31 | 日本放送協会 | イントラ予測装置、画像符号化装置、画像復号装置、及びプログラム |
| US20210067776A1 (en) * | 2019-08-30 | 2021-03-04 | Qualcomm Incorporated | Geometric partition mode with harmonized motion field storage and motion compensation |
| WO2021061027A1 (en) * | 2019-09-25 | 2021-04-01 | Huawei Technologies Co., Ltd. | Harmonizing triangular merge mode with weighted prediction |
Non-Patent Citations (4)
| Title |
|---|
| "Versatile video coding", RECOMMENDATION ITU-T H.266, vol. 08/2020, JPN6022024498, August 2020 (2020-08-01), pages 69 - 73, ISSN: 0005770471 * |
| KOO, MOONMO , ET AL.: "Description of SDR video coding technology proposal by LG Electronics", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JVET-J0017-v1, JPN6022024499, 2 April 2018 (2018-04-02), pages 7 - 9, ISSN: 0005770472 * |
| KOO, MOONMO, ET AL.: "CE6: Reduced Secondary Transform (RST) (CE6-3.1)", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JVET-N0193, JPN6022024500, 12 March 2019 (2019-03-12), ISSN: 0005770473 * |
| LIAO, RU-LING, ET AL.: "Non-CE4: Simplification of triangle partition and SBT combination", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JVET-N0483-v1, JPN6022024501, 13 March 2019 (2019-03-13), ISSN: 0005770474 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US20240251105A1 (en) | 2024-07-25 |
| WO2022254899A1 (ja) | 2022-12-08 |
| JP7809108B2 (ja) | 2026-01-30 |
| US12335528B2 (en) | 2025-06-17 |
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