JPWO2020060867A5 - - Google Patents
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- JPWO2020060867A5 JPWO2020060867A5 JP2021506651A JP2021506651A JPWO2020060867A5 JP WO2020060867 A5 JPWO2020060867 A5 JP WO2020060867A5 JP 2021506651 A JP2021506651 A JP 2021506651A JP 2021506651 A JP2021506651 A JP 2021506651A JP WO2020060867 A5 JPWO2020060867 A5 JP WO2020060867A5
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- JP
- Japan
- Prior art keywords
- flag
- transform coefficients
- transform coefficient
- block
- quantizer
- Prior art date
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2024111160A JP7741937B2 (ja) | 2018-09-21 | 2024-07-10 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
| JP2025147719A JP2026000962A (ja) | 2018-09-21 | 2025-09-05 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18290103 | 2018-09-21 | ||
| EP18290103.3 | 2018-09-21 | ||
| EP19305641.3 | 2019-05-20 | ||
| EP19305641.3A EP3742730A1 (en) | 2019-05-20 | 2019-05-20 | Scalar quantizer decision scheme for dependent scalar quantization |
| PCT/US2019/051089 WO2020060867A1 (en) | 2018-09-21 | 2019-09-13 | Scalar quantizer decision scheme for dependent scalar quantization |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024111160A Division JP7741937B2 (ja) | 2018-09-21 | 2024-07-10 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2022500891A JP2022500891A (ja) | 2022-01-04 |
| JP2022500891A5 JP2022500891A5 (https=) | 2022-09-27 |
| JPWO2020060867A5 true JPWO2020060867A5 (https=) | 2022-09-27 |
| JP7520809B2 JP7520809B2 (ja) | 2024-07-23 |
Family
ID=68063080
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021506651A Active JP7520809B2 (ja) | 2018-09-21 | 2019-09-13 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
| JP2024111160A Active JP7741937B2 (ja) | 2018-09-21 | 2024-07-10 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
| JP2025147719A Pending JP2026000962A (ja) | 2018-09-21 | 2025-09-05 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024111160A Active JP7741937B2 (ja) | 2018-09-21 | 2024-07-10 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
| JP2025147719A Pending JP2026000962A (ja) | 2018-09-21 | 2025-09-05 | スカラー量子化従属性のためのスカラー量子化器決定スキーム |
Country Status (7)
| Country | Link |
|---|---|
| US (5) | US11381822B2 (https=) |
| EP (1) | EP3854082A1 (https=) |
| JP (3) | JP7520809B2 (https=) |
| KR (2) | KR102898328B1 (https=) |
| CN (3) | CN112740682B (https=) |
| IL (3) | IL281532B2 (https=) |
| WO (1) | WO2020060867A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102898328B1 (ko) | 2018-09-21 | 2025-12-09 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식 |
| MX2021005939A (es) * | 2018-11-21 | 2021-07-21 | Electronics & Telecommunications Res Inst | Metodo y aparato de codificacion/decodificacion de imagen, y medio de registro que almacena flujo de bits. |
| AU2019284053A1 (en) * | 2019-12-23 | 2021-07-08 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a block of video samples |
| CN115362685A (zh) * | 2020-04-01 | 2022-11-18 | 北京达佳互联信息技术有限公司 | 用于视频编解码的无损编解码模式 |
| CN115769578A (zh) * | 2020-04-20 | 2023-03-07 | 抖音视界有限公司 | 视频编解码中的自适应色彩变换 |
| WO2022165763A1 (zh) * | 2021-02-05 | 2022-08-11 | Oppo广东移动通信有限公司 | 编码方法、解码方法、编码器、解码器以及电子设备 |
| CN116982312A (zh) * | 2021-03-17 | 2023-10-31 | Oppo广东移动通信有限公司 | 视频编解码方法与系统、及视频编解码器 |
| KR20240132290A (ko) * | 2022-01-05 | 2024-09-03 | 주식회사 윌러스표준기술연구소 | 종속 양자화를 이용한 비디오 신호 처리 방법 및 이를 위한 장치 |
| WO2025148996A1 (en) * | 2024-01-09 | 2025-07-17 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method and apparatus for residual coefficient coding in video coding |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3031768A (en) | 1959-07-09 | 1962-05-01 | Gen Electric | Control system for clothes dryers |
| JP3413720B2 (ja) * | 1998-06-26 | 2003-06-09 | ソニー株式会社 | 画像符号化方法及び装置、並びに画像復号方法及び装置 |
| US8031768B2 (en) * | 2004-12-15 | 2011-10-04 | Maxim Integrated Products, Inc. | System and method for performing optimized quantization via quantization re-scaling |
| KR101375668B1 (ko) * | 2008-03-17 | 2014-03-18 | 삼성전자주식회사 | 변환 계수의 부호화, 복호화 방법 및 장치 |
| CN103262534B (zh) * | 2010-10-14 | 2018-05-22 | 汤姆逊许可公司 | 改进熵编码和解码的方法及装置 |
| US9106913B2 (en) * | 2011-03-08 | 2015-08-11 | Qualcomm Incorporated | Coding of transform coefficients for video coding |
| US20130003858A1 (en) * | 2011-06-30 | 2013-01-03 | Vivienne Sze | Simplified Context Selection For Entropy Coding of Transform Coefficient Syntax Elements |
| US9930329B2 (en) * | 2011-11-03 | 2018-03-27 | Thomson Licensing | Video encoding and decoding based on image refinement |
| US9743116B2 (en) * | 2012-01-19 | 2017-08-22 | Huawei Technologies Co., Ltd. | High throughput coding for CABAC in HEVC |
| US9654139B2 (en) * | 2012-01-19 | 2017-05-16 | Huawei Technologies Co., Ltd. | High throughput binarization (HTB) method for CABAC in HEVC |
| US9008189B2 (en) * | 2012-01-20 | 2015-04-14 | Blackberry Limited | Methods and devices for context modeling to enable modular processing |
| US9036710B2 (en) * | 2012-03-08 | 2015-05-19 | Blackberry Limited | Unified transform coefficient encoding and decoding |
| US9621921B2 (en) * | 2012-04-16 | 2017-04-11 | Qualcomm Incorporated | Coefficient groups and coefficient coding for coefficient scans |
| CN104380737B (zh) * | 2012-06-22 | 2018-10-26 | 夏普株式会社 | 算术解码装置 |
| WO2014053428A1 (en) * | 2012-10-01 | 2014-04-10 | Telefonaktiebolaget L M Ericsson (Publ) | Coding and decoding of transform skipped blocks |
| US9936200B2 (en) * | 2013-04-12 | 2018-04-03 | Qualcomm Incorporated | Rice parameter update for coefficient level coding in video coding process |
| US11233998B2 (en) * | 2015-05-29 | 2022-01-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| US10148961B2 (en) | 2015-05-29 | 2018-12-04 | Qualcomm Incorporated | Arithmetic coder with multiple window sizes |
| EP3292690B1 (en) * | 2015-06-23 | 2020-05-06 | MediaTek Singapore Pte Ltd. | Method and apparatus for transform coefficient coding of non-square blocks |
| US10440399B2 (en) | 2015-11-13 | 2019-10-08 | Qualcomm Incorporated | Coding sign information of video data |
| CN109661820A (zh) * | 2016-09-13 | 2019-04-19 | 联发科技股份有限公司 | 用于视频编解码的多个量化矩阵集合的方法 |
| CN115474043A (zh) * | 2017-07-31 | 2022-12-13 | 韩国电子通信研究院 | 对图像编码和解码的方法及存储比特流的计算机可读介质 |
| US10609421B2 (en) * | 2018-07-12 | 2020-03-31 | Google Llc | Context derivation for coefficient coding |
| KR102637177B1 (ko) * | 2018-05-23 | 2024-02-14 | 세종대학교산학협력단 | 워터마크 기반의 이미지 무결성 검증 방법 및 장치 |
| WO2020007785A1 (en) * | 2018-07-02 | 2020-01-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Entropy coding of transform coefficients suitable for dependent scalar quantization |
| KR102898328B1 (ko) | 2018-09-21 | 2025-12-09 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식 |
-
2019
- 2019-09-13 KR KR1020217007728A patent/KR102898328B1/ko active Active
- 2019-09-13 IL IL281532A patent/IL281532B2/en unknown
- 2019-09-13 CN CN201980061637.2A patent/CN112740682B/zh active Active
- 2019-09-13 IL IL312227A patent/IL312227B2/en unknown
- 2019-09-13 CN CN202411103341.1A patent/CN119211563A/zh active Pending
- 2019-09-13 KR KR1020257040776A patent/KR20260003342A/ko active Pending
- 2019-09-13 WO PCT/US2019/051089 patent/WO2020060867A1/en not_active Ceased
- 2019-09-13 CN CN202411103385.4A patent/CN119094784A/zh active Pending
- 2019-09-13 JP JP2021506651A patent/JP7520809B2/ja active Active
- 2019-09-13 US US17/267,026 patent/US11381822B2/en active Active
- 2019-09-13 EP EP19774038.4A patent/EP3854082A1/en active Pending
-
2022
- 2022-06-01 US US17/829,452 patent/US11778188B2/en active Active
-
2023
- 2023-08-21 US US18/236,101 patent/US12075051B2/en active Active
-
2024
- 2024-07-10 JP JP2024111160A patent/JP7741937B2/ja active Active
- 2024-07-15 US US18/773,544 patent/US12506870B2/en active Active
-
2025
- 2025-09-05 JP JP2025147719A patent/JP2026000962A/ja active Pending
- 2025-10-05 IL IL323775A patent/IL323775A/en unknown
- 2025-11-11 US US19/385,857 patent/US20260067460A1/en active Pending
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