TWI800580B - 具有聯合像素/變換為基礎之量化之視頻寫碼之量化參數控制 - Google Patents
具有聯合像素/變換為基礎之量化之視頻寫碼之量化參數控制 Download PDFInfo
- Publication number
- TWI800580B TWI800580B TW107145974A TW107145974A TWI800580B TW I800580 B TWI800580 B TW I800580B TW 107145974 A TW107145974 A TW 107145974A TW 107145974 A TW107145974 A TW 107145974A TW I800580 B TWI800580 B TW I800580B
- Authority
- TW
- Taiwan
- Prior art keywords
- quantization
- video coding
- parameter control
- transform based
- quantization parameter
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title 2
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
- H04N19/10—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
-
- 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
-
- 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
- H04N19/85—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 (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762607887P | 2017-12-19 | 2017-12-19 | |
US62/607,887 | 2017-12-19 | ||
US16/224,320 | 2018-12-18 | ||
US16/224,320 US10681358B2 (en) | 2017-12-19 | 2018-12-18 | Quantization parameter control for video coding with joined pixel/transform based quantization |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201931853A TW201931853A (zh) | 2019-08-01 |
TWI800580B true TWI800580B (zh) | 2023-05-01 |
Family
ID=66816609
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW107145974A TWI800580B (zh) | 2017-12-19 | 2018-12-19 | 具有聯合像素/變換為基礎之量化之視頻寫碼之量化參數控制 |
Country Status (9)
Country | Link |
---|---|
US (2) | US10681358B2 (zh) |
EP (1) | EP3729806A1 (zh) |
JP (1) | JP7369124B2 (zh) |
KR (1) | KR20200099535A (zh) |
CN (1) | CN111480339B (zh) |
BR (1) | BR112020012101A2 (zh) |
SG (1) | SG11202004176SA (zh) |
TW (1) | TWI800580B (zh) |
WO (1) | WO2019126307A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX371076B (es) * | 2015-01-30 | 2019-11-20 | Interdigital Vc Holdings Inc | Método y aparato de codificación y decodificación de una imagen en color. |
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 |
US10244249B2 (en) | 2015-09-21 | 2019-03-26 | Qualcomm Incorporated | Fixed point implementation of range adjustment of components 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 |
EP3777151A1 (en) * | 2018-03-30 | 2021-02-17 | 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 |
JP2022523925A (ja) * | 2019-03-04 | 2022-04-27 | アリババ グループ ホウルディング リミテッド | 映像コンテンツを処理するための方法及びシステム |
BR112021017506A2 (pt) * | 2019-05-28 | 2021-11-16 | Dolby Laboratories Licensing Corp | Sinalização de parâmetros de quantização |
WO2020246790A1 (ko) * | 2019-06-03 | 2020-12-10 | 엘지전자 주식회사 | 맵핑된 루마 성분 및 스케일링된 크로마 성분 기반 비디오 또는 영상 코딩 |
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 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20160309154A1 (en) * | 2015-04-17 | 2016-10-20 | Qualcomm Incorporated | Dynamic range adjustment for high dynamic range and wide color gamut video coding |
Family Cites Families (7)
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 |
KR102051193B1 (ko) * | 2014-09-12 | 2019-12-02 | 브이아이디 스케일, 인크. | 비디오 코딩을 위한 성분간 탈상관 |
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 |
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 CN CN201880078538.0A patent/CN111480339B/zh active Active
- 2018-12-19 SG SG11202004176SA patent/SG11202004176SA/en unknown
- 2018-12-19 TW TW107145974A patent/TWI800580B/zh active
- 2018-12-19 JP JP2020533193A patent/JP7369124B2/ja active Active
- 2018-12-19 KR KR1020207017571A patent/KR20200099535A/ko not_active Application Discontinuation
- 2018-12-19 WO PCT/US2018/066476 patent/WO2019126307A1/en unknown
- 2018-12-19 EP EP18833782.8A patent/EP3729806A1/en active Pending
- 2018-12-19 BR BR112020012101-0A patent/BR112020012101A2/pt unknown
-
2020
- 2020-04-29 US US16/862,485 patent/US11190779B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20160309154A1 (en) * | 2015-04-17 | 2016-10-20 | Qualcomm Incorporated | Dynamic range adjustment for high dynamic range and wide color gamut video coding |
Also Published As
Publication number | Publication date |
---|---|
JP2021507614A (ja) | 2021-02-22 |
US10681358B2 (en) | 2020-06-09 |
SG11202004176SA (en) | 2020-07-29 |
US20190191172A1 (en) | 2019-06-20 |
BR112020012101A2 (pt) | 2020-11-17 |
US11190779B2 (en) | 2021-11-30 |
TW201931853A (zh) | 2019-08-01 |
EP3729806A1 (en) | 2020-10-28 |
CN111480339B (zh) | 2022-05-24 |
JP7369124B2 (ja) | 2023-10-25 |
US20200260092A1 (en) | 2020-08-13 |
CN111480339A (zh) | 2020-07-31 |
KR20200099535A (ko) | 2020-08-24 |
WO2019126307A1 (en) | 2019-06-27 |
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