SG11202004176SA - Quantization parameter control for video coding with joined pixel/transform based quantization - Google Patents
Quantization parameter control for video coding with joined pixel/transform based quantizationInfo
- Publication number
- SG11202004176SA SG11202004176SA SG11202004176SA SG11202004176SA SG11202004176SA SG 11202004176S A SG11202004176S A SG 11202004176SA SG 11202004176S A SG11202004176S A SG 11202004176SA SG 11202004176S A SG11202004176S A SG 11202004176SA SG 11202004176S A SG11202004176S A SG 11202004176SA
- Authority
- SG
- Singapore
- Prior art keywords
- quantization
- video coding
- parameter control
- transform based
- quantization parameter
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title 2
Classifications
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/90—Dynamic range modification of images or parts thereof
- G06T5/94—Dynamic range modification of images or parts thereof based on local image properties, e.g. for local contrast enhancement
-
- 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
- H04N19/10—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
- H04N19/18—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 set of transform coefficients
-
- 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
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20021—Dividing image into blocks, subimages or windows
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762607887P | 2017-12-19 | 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 |
| PCT/US2018/066476 WO2019126307A1 (en) | 2017-12-19 | 2018-12-19 | Quantization parameter control for video coding with joined pixel/transform based quantization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202004176SA true SG11202004176SA (en) | 2020-07-29 |
Family
ID=66816609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202004176SA SG11202004176SA (en) | 2017-12-19 | 2018-12-19 | Quantization parameter control for video coding with joined pixel/transform based quantization |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US10681358B2 (en) |
| EP (1) | EP3729806A1 (en) |
| JP (1) | JP7369124B2 (en) |
| KR (1) | KR20200099535A (en) |
| CN (1) | CN111480339B (en) |
| BR (1) | BR112020012101A2 (en) |
| SG (1) | SG11202004176SA (en) |
| TW (1) | TWI800580B (en) |
| WO (1) | WO2019126307A1 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016120209A1 (en) * | 2015-01-30 | 2016-08-04 | Thomson Licensing | A method and apparatus of encoding and decoding a color picture |
| 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 |
| CN111937383B (en) * | 2018-03-30 | 2023-08-01 | 交互数字Vc控股公司 | 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 |
| CN113545064B (en) * | 2019-03-04 | 2024-05-10 | 阿里巴巴集团控股有限公司 | Method and apparatus for processing video content and computer readable storage medium |
| WO2020246790A1 (en) * | 2019-06-03 | 2020-12-10 | 엘지전자 주식회사 | Video or image coding based on mapped luma component and scaled chroma component |
| CN111083475B (en) * | 2019-12-31 | 2022-04-01 | 上海富瀚微电子股份有限公司 | Quantization transformation coefficient management device and encoder suitable for HEVC standard |
| 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 |
| CN113489983A (en) * | 2021-06-11 | 2021-10-08 | 浙江智慧视频安防创新中心有限公司 | Method and device for determining block coding parameters based on correlation comparison |
| WO2023140952A1 (en) * | 2022-01-20 | 2023-07-27 | Dolby Laboratories Licensing Corporation | Data structure for multimedia applications |
Family Cites Families (8)
| 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 (en) * | 2011-10-25 | 2012-01-25 | 北京华兴宏视技术发展有限公司 | Video data coding method, decoding method, coding system and decoding system |
| 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 (en) * | 2016-12-23 | 2018-07-03 | 삼성전자주식회사 | Method and apparatus for video data encoding with sao filtering |
| 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 TW TW107145974A patent/TWI800580B/en active
- 2018-12-19 SG SG11202004176SA patent/SG11202004176SA/en unknown
- 2018-12-19 CN CN201880078538.0A patent/CN111480339B/en active Active
- 2018-12-19 EP EP18833782.8A patent/EP3729806A1/en active Pending
- 2018-12-19 BR BR112020012101-0A patent/BR112020012101A2/en unknown
- 2018-12-19 KR KR1020207017571A patent/KR20200099535A/en not_active Application Discontinuation
- 2018-12-19 JP JP2020533193A patent/JP7369124B2/en active Active
- 2018-12-19 WO PCT/US2018/066476 patent/WO2019126307A1/en unknown
-
2020
- 2020-04-29 US US16/862,485 patent/US11190779B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20200260092A1 (en) | 2020-08-13 |
| KR20200099535A (en) | 2020-08-24 |
| TWI800580B (en) | 2023-05-01 |
| CN111480339B (en) | 2022-05-24 |
| EP3729806A1 (en) | 2020-10-28 |
| WO2019126307A1 (en) | 2019-06-27 |
| JP2021507614A (en) | 2021-02-22 |
| BR112020012101A2 (en) | 2020-11-17 |
| TW201931853A (en) | 2019-08-01 |
| US20190191172A1 (en) | 2019-06-20 |
| US11190779B2 (en) | 2021-11-30 |
| US10681358B2 (en) | 2020-06-09 |
| JP7369124B2 (en) | 2023-10-25 |
| CN111480339A (en) | 2020-07-31 |
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