JP2021507614A5 - - Google Patents
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- JP2021507614A5 JP2021507614A5 JP2020533193A JP2020533193A JP2021507614A5 JP 2021507614 A5 JP2021507614 A5 JP 2021507614A5 JP 2020533193 A JP2020533193 A JP 2020533193A JP 2020533193 A JP2020533193 A JP 2020533193A JP 2021507614 A5 JP2021507614 A5 JP 2021507614A5
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- JP
- Japan
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- video data
- hdr
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- wcg video
- dra
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- 238000013139 quantization Methods 0.000 claims description 53
- 238000006243 chemical reaction Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 25
- 241000023320 Luma <angiosperm> Species 0.000 claims description 14
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims description 14
- 238000009795 derivation Methods 0.000 description 1
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762607887P | 2017-12-19 | 2017-12-19 | |
| US62/607,887 | 2017-12-19 | ||
| US16/224,320 US10681358B2 (en) | 2017-12-19 | 2018-12-18 | Quantization parameter control for video coding with joined pixel/transform based quantization |
| US16/224,320 | 2018-12-18 | ||
| PCT/US2018/066476 WO2019126307A1 (en) | 2017-12-19 | 2018-12-19 | Quantization parameter control for video coding with joined pixel/transform based quantization |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021507614A JP2021507614A (ja) | 2021-02-22 |
| JP2021507614A5 true JP2021507614A5 (https=) | 2022-01-06 |
| JP7369124B2 JP7369124B2 (ja) | 2023-10-25 |
Family
ID=66816609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020533193A Active JP7369124B2 (ja) | 2017-12-19 | 2018-12-19 | 結合されたピクセル／変換ベースの量子化を用いたビデオコーディングのための量子化パラメータ制御 |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US10681358B2 (https=) |
| EP (1) | EP3729806A1 (https=) |
| JP (1) | JP7369124B2 (https=) |
| KR (1) | KR20200099535A (https=) |
| CN (1) | CN111480339B (https=) |
| BR (1) | BR112020012101A2 (https=) |
| SG (1) | SG11202004176SA (https=) |
| TW (1) | TWI800580B (https=) |
| WO (1) | WO2019126307A1 (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111654697B (zh) * | 2015-01-30 | 2022-07-19 | 交互数字Vc控股公司 | 对彩色画面进行编码和解码的方法和装置 |
| US10244249B2 (en) | 2015-09-21 | 2019-03-26 | Qualcomm Incorporated | Fixed point implementation of range adjustment of components in video coding |
| US10129558B2 (en) * | 2015-09-21 | 2018-11-13 | Qualcomm Incorporated | Supplement enhancement information (SEI) messages for high dynamic range and wide color gamut video coding |
| US10681358B2 (en) | 2017-12-19 | 2020-06-09 | Qualcomm Incorporated | Quantization parameter control for video coding with joined pixel/transform based quantization |
| WO2019191218A1 (en) * | 2018-03-30 | 2019-10-03 | Interdigital Vc Holdings, Inc. | Chroma quantization parameter adjustment in video encoding and decoding |
| EP3550837A1 (en) * | 2018-04-06 | 2019-10-09 | Comcast Cable Communications LLC | Method for generating quantization matrices based on viewing conditions |
| WO2020180737A1 (en) * | 2019-03-04 | 2020-09-10 | Alibaba Group Holding Limited | Method and system for processing video content |
| KR102399065B1 (ko) * | 2019-05-28 | 2022-05-17 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 양자화 파라미터 시그널링 |
| US12028534B2 (en) * | 2019-06-03 | 2024-07-02 | Lg Electronics Inc. | Video or image coding based on mapped luma component and scaled chroma component |
| CN111083475B (zh) * | 2019-12-31 | 2022-04-01 | 上海富瀚微电子股份有限公司 | 量化变换系数管理装置及适用于hevc标准的编码器 |
| US11558616B2 (en) * | 2020-03-05 | 2023-01-17 | Qualcomm Incorporated | Methods for quantization parameter control for video coding with joined pixel/transform based quantization |
| US11375212B2 (en) * | 2020-04-18 | 2022-06-28 | Qualcomm Incorporated | Flexible chroma processing for dynamic range adjustment |
| CN113489983B (zh) * | 2021-06-11 | 2024-07-16 | 浙江智慧视频安防创新中心有限公司 | 一种基于相关度比较确定分块编码参数的方法及装置 |
| WO2023140952A1 (en) * | 2022-01-20 | 2023-07-27 | Dolby Laboratories Licensing Corporation | Data structure for multimedia applications |
| US20230412806A1 (en) * | 2022-06-16 | 2023-12-21 | Nokia Technologies Oy | Apparatus, method and computer program product for quantizing neural networks |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120307889A1 (en) * | 2011-06-01 | 2012-12-06 | Sharp Laboratories Of America, Inc. | Video decoder with dynamic range adjustments |
| CN102333223A (zh) * | 2011-10-25 | 2012-01-25 | 北京华兴宏视技术发展有限公司 | 视频数据编码方法、解码方法、编码系统和解码系统 |
| US10469847B2 (en) * | 2014-09-12 | 2019-11-05 | Vid Scale, Inc. | Inter-component de-correlation for video coding |
| US20160309154A1 (en) | 2015-04-17 | 2016-10-20 | Qualcomm Incorporated | Dynamic range adjustment for high dynamic range and wide color gamut video coding |
| US10244249B2 (en) | 2015-09-21 | 2019-03-26 | Qualcomm Incorporated | Fixed point implementation of range adjustment of components in video coding |
| US10200701B2 (en) * | 2015-10-14 | 2019-02-05 | Qualcomm Incorporated | HDR and WCG coding architecture with SDR backwards compatibility in a single bitstream for video coding |
| KR20180074150A (ko) * | 2016-12-23 | 2018-07-03 | 삼성전자주식회사 | Sao 필터링을 포함하는 비디오 데이터의 부호화를 위한 방법 및 장치 |
| US10778978B2 (en) * | 2017-08-21 | 2020-09-15 | Qualcomm Incorporated | System and method of cross-component dynamic range adjustment (CC-DRA) in video coding |
| US10681358B2 (en) | 2017-12-19 | 2020-06-09 | Qualcomm Incorporated | Quantization parameter control for video coding with joined pixel/transform based quantization |
-
2018
- 2018-12-18 US US16/224,320 patent/US10681358B2/en active Active
- 2018-12-19 KR KR1020207017571A patent/KR20200099535A/ko not_active Ceased
- 2018-12-19 JP JP2020533193A patent/JP7369124B2/ja active Active
- 2018-12-19 SG SG11202004176SA patent/SG11202004176SA/en unknown
- 2018-12-19 WO PCT/US2018/066476 patent/WO2019126307A1/en not_active Ceased
- 2018-12-19 CN CN201880078538.0A patent/CN111480339B/zh active Active
- 2018-12-19 EP EP18833782.8A patent/EP3729806A1/en not_active Withdrawn
- 2018-12-19 TW TW107145974A patent/TWI800580B/zh not_active IP Right Cessation
- 2018-12-19 BR BR112020012101-0A patent/BR112020012101A2/pt not_active IP Right Cessation
-
2020
- 2020-04-29 US US16/862,485 patent/US11190779B2/en not_active Expired - Fee Related
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