JP2022176939A5 - - Google Patents
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- JP2022176939A5 JP2022176939A5 JP2022127516A JP2022127516A JP2022176939A5 JP 2022176939 A5 JP2022176939 A5 JP 2022176939A5 JP 2022127516 A JP2022127516 A JP 2022127516A JP 2022127516 A JP2022127516 A JP 2022127516A JP 2022176939 A5 JP2022176939 A5 JP 2022176939A5
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- JP
- Japan
- Prior art keywords
- transform
- inverse
- current block
- color transform
- predetermined condition
- 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.)
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- 238000000034 method Methods 0.000 claims 18
- 238000005192 partition Methods 0.000 claims 5
- 230000004044 response Effects 0.000 claims 4
- 238000013139 quantization Methods 0.000 claims 3
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000004590 computer program Methods 0.000 claims 1
- 238000005457 optimization Methods 0.000 claims 1
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962817500P | 2019-03-12 | 2019-03-12 | |
| US62/817,500 | 2019-03-12 | ||
| PCT/US2020/022435 WO2020186084A1 (en) | 2019-03-12 | 2020-03-12 | Method and apparatus for color transform in vvc |
| US16/817,028 | 2020-03-12 | ||
| JP2021533457A JP7124222B2 (ja) | 2019-03-12 | 2020-03-12 | Ｖｖｃにおける色変換のための方法及び機器 |
| US16/817,028 US11153591B2 (en) | 2019-03-12 | 2020-03-12 | Method and apparatus for color transform in VVC |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021533457A Division JP7124222B2 (ja) | 2019-03-12 | 2020-03-12 | Ｖｖｃにおける色変換のための方法及び機器 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022176939A JP2022176939A (ja) | 2022-11-30 |
| JP2022176939A5 true JP2022176939A5 (https=) | 2022-12-22 |
| JP7343668B2 JP7343668B2 (ja) | 2023-09-12 |
Family
ID=72422821
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021533457A Active JP7124222B2 (ja) | 2019-03-12 | 2020-03-12 | Ｖｖｃにおける色変換のための方法及び機器 |
| JP2022127516A Active JP7343668B2 (ja) | 2019-03-12 | 2022-08-10 | Ｖｖｃにおける色変換のための方法及び機器 |
| JP2022127517A Active JP7343669B2 (ja) | 2019-03-12 | 2022-08-10 | Ｖｖｃにおける色変換のための方法及び機器 |
| JP2023141867A Active JP7622167B2 (ja) | 2019-03-12 | 2023-08-31 | Ｖｖｃにおける色変換のための方法及び機器 |
| JP2025005309A Pending JP2025061302A (ja) | 2019-03-12 | 2025-01-15 | Ｖｖｃにおける色変換のための方法及び機器 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021533457A Active JP7124222B2 (ja) | 2019-03-12 | 2020-03-12 | Ｖｖｃにおける色変換のための方法及び機器 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022127517A Active JP7343669B2 (ja) | 2019-03-12 | 2022-08-10 | Ｖｖｃにおける色変換のための方法及び機器 |
| JP2023141867A Active JP7622167B2 (ja) | 2019-03-12 | 2023-08-31 | Ｖｖｃにおける色変換のための方法及び機器 |
| JP2025005309A Pending JP2025061302A (ja) | 2019-03-12 | 2025-01-15 | Ｖｖｃにおける色変換のための方法及び機器 |
Country Status (9)
| Country | Link |
|---|---|
| US (4) | US11153591B2 (https=) |
| EP (1) | EP3938952A4 (https=) |
| JP (5) | JP7124222B2 (https=) |
| KR (2) | KR102801981B1 (https=) |
| CN (2) | CN113557527B (https=) |
| AU (3) | AU2020237237B2 (https=) |
| CA (2) | CA3132394A1 (https=) |
| SG (1) | SG11202109517RA (https=) |
| WO (1) | WO2020186084A1 (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114041287B (zh) * | 2019-06-21 | 2024-10-22 | 北京字节跳动网络技术有限公司 | 自适应环内颜色空间转换和其他视频编解码工具的选择性使用 |
| WO2021023262A1 (en) * | 2019-08-06 | 2021-02-11 | Beijing Bytedance Network Technology Co., Ltd. | Using screen content coding tool for video encoding and decoding |
| CN117714683A (zh) | 2019-09-02 | 2024-03-15 | 北京字节跳动网络技术有限公司 | 基于色彩格式的视频区分割 |
| KR102649584B1 (ko) | 2019-09-21 | 2024-03-21 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 크로마 인트라 모드에 기초한 크기 제한 |
| US11355049B2 (en) * | 2019-09-26 | 2022-06-07 | Apple, Inc. | Pixel leakage and internal resistance compensation systems and methods |
| CN117336478A (zh) | 2019-11-07 | 2024-01-02 | 抖音视界有限公司 | 视频编解码的自适应环内颜色空间变换的量化特性 |
| BR112022020449A2 (pt) | 2020-04-10 | 2022-11-29 | Beijing Bytedance Network Tech Co Ltd | Método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios |
| US12309400B2 (en) * | 2020-09-30 | 2025-05-20 | Qualcomm Incorporated | Fixed bit depth processing for cross-component linear model (CCLM) mode in video coding |
| WO2024081013A1 (en) * | 2022-10-13 | 2024-04-18 | Google Llc | Color decorrelation in video and image compression |
| WO2024120478A1 (en) * | 2022-12-07 | 2024-06-13 | Mediatek Inc. | Method and apparatus of inheriting cross-component models in video coding system |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1869892B1 (en) * | 2005-04-13 | 2021-11-10 | Dolby International AB | Chroma decoding using independently determined predictors |
| KR101138393B1 (ko) * | 2005-07-15 | 2012-04-26 | 삼성전자주식회사 | 부호화 모드에 따른 컬러 성분간 예측을 이용한 컬러 영상및 비디오 부호화/복호화 방법 및 장치 |
| US8306112B2 (en) * | 2005-09-20 | 2012-11-06 | Mitsubishi Electric Corporation | Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium |
| KR101348365B1 (ko) * | 2006-08-02 | 2014-01-10 | 삼성전자주식회사 | 영상의 부호화 방법 및 장치, 복호화 방법 및 장치 |
| US8107743B2 (en) | 2007-03-30 | 2012-01-31 | Sharp Kabushiki Kaisha | Image processing device, image processing method, and storage medium |
| TW201028018A (en) * | 2009-01-07 | 2010-07-16 | Ind Tech Res Inst | Encoder, decoder, encoding method and decoding method |
| KR101826215B1 (ko) | 2011-06-23 | 2018-03-22 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 오프셋 복호 장치, 오프셋 부호화 장치, 화상 필터 장치 및 데이터 구조 |
| KR101943049B1 (ko) * | 2011-06-30 | 2019-01-29 | 에스케이텔레콤 주식회사 | 영상 부호화/복호화 방법 및 장치 |
| CN108632611A (zh) * | 2012-06-29 | 2018-10-09 | 韩国电子通信研究院 | 视频解码方法、视频编码方法和计算机可读介质 |
| JP6033725B2 (ja) * | 2013-03-28 | 2016-11-30 | Kddi株式会社 | 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、およびプログラム |
| US9736481B2 (en) * | 2014-03-14 | 2017-08-15 | Qualcomm Incorporated | Quantization parameters for color-space conversion coding |
| US10057578B2 (en) * | 2014-10-07 | 2018-08-21 | Qualcomm Incorporated | QP derivation and offset for adaptive color transform in video coding |
| WO2016054765A1 (en) | 2014-10-08 | 2016-04-14 | Microsoft Technology Licensing, Llc | Adjustments to encoding and decoding when switching color spaces |
| US9838662B2 (en) * | 2014-10-10 | 2017-12-05 | Qualcomm Incorporated | Harmonization of cross-component prediction and adaptive color transform in video coding |
| WO2016074147A1 (en) * | 2014-11-11 | 2016-05-19 | Mediatek Singapore Pte. Ltd. | Separated coding tree for luma and chroma |
| WO2016154963A1 (en) * | 2015-04-01 | 2016-10-06 | Mediatek Inc. | Methods for chroma coding in video codec |
| JP6593122B2 (ja) * | 2015-11-20 | 2019-10-23 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法、及びプログラム |
| US10419757B2 (en) * | 2016-08-31 | 2019-09-17 | Qualcomm Incorporated | Cross-component filter |
| US11070825B2 (en) * | 2019-06-13 | 2021-07-20 | Mediatek Inc. | Method and apparatus of encoding or decoding video data with adaptive colour transform |
| US20210160481A1 (en) * | 2019-11-26 | 2021-05-27 | Qualcomm Incorporated | Flexible signaling of qp offset for adaptive color transform in video coding |
-
2020
- 2020-03-12 SG SG11202109517RA patent/SG11202109517RA/en unknown
- 2020-03-12 CN CN202080020181.8A patent/CN113557527B/zh active Active
- 2020-03-12 JP JP2021533457A patent/JP7124222B2/ja active Active
- 2020-03-12 KR KR1020217023671A patent/KR102801981B1/ko active Active
- 2020-03-12 CA CA3132394A patent/CA3132394A1/en active Pending
- 2020-03-12 CN CN202411154186.6A patent/CN118828013A/zh active Pending
- 2020-03-12 EP EP20769021.5A patent/EP3938952A4/en active Pending
- 2020-03-12 US US16/817,028 patent/US11153591B2/en active Active
- 2020-03-12 CA CA3297604A patent/CA3297604A1/en active Pending
- 2020-03-12 WO PCT/US2020/022435 patent/WO2020186084A1/en not_active Ceased
- 2020-03-12 KR KR1020257013654A patent/KR20250060945A/ko active Pending
- 2020-03-12 AU AU2020237237A patent/AU2020237237B2/en active Active
-
2021
- 2021-09-02 US US17/446,777 patent/US11563965B2/en active Active
-
2022
- 2022-08-10 JP JP2022127516A patent/JP7343668B2/ja active Active
- 2022-08-10 JP JP2022127517A patent/JP7343669B2/ja active Active
- 2022-11-04 US US17/981,019 patent/US12323610B2/en active Active
-
2023
- 2023-03-22 AU AU2023201776A patent/AU2023201776B2/en active Active
- 2023-08-31 JP JP2023141867A patent/JP7622167B2/ja active Active
-
2024
- 2024-05-09 AU AU2024203083A patent/AU2024203083B2/en active Active
-
2025
- 2025-01-15 JP JP2025005309A patent/JP2025061302A/ja active Pending
- 2025-05-12 US US19/205,829 patent/US20250274598A1/en active Pending
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