JP7369124B2 - 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 - Google Patents

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 Download PDF

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JP7369124B2
JP7369124B2 JP2020533193A JP2020533193A JP7369124B2 JP 7369124 B2 JP7369124 B2 JP 7369124B2 JP 2020533193 A JP2020533193 A JP 2020533193A JP 2020533193 A JP2020533193 A JP 2020533193A JP 7369124 B2 JP7369124 B2 JP 7369124B2
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ルサノフスキー、ドミトロ
ラマスブラモニアン、アダルシュ・クリシュナン
カルチェビチ、マルタ
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Qualcomm Inc
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Qualcomm Inc
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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 OR CALCULATING; 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 OR CALCULATING; 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 OR CALCULATING; 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

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  • 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)
JP2020533193A 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 Active JP7369124B2 (ja)

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

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JP2021507614A JP2021507614A (ja) 2021-02-22
JP2021507614A5 JP2021507614A5 (enExample) 2022-01-06
JP7369124B2 true JP7369124B2 (ja) 2023-10-25

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US (2) US10681358B2 (enExample)
EP (1) EP3729806A1 (enExample)
JP (1) JP7369124B2 (enExample)
KR (1) KR20200099535A (enExample)
CN (1) CN111480339B (enExample)
BR (1) BR112020012101A2 (enExample)
SG (1) SG11202004176SA (enExample)
TW (1) TWI800580B (enExample)
WO (1) WO2019126307A1 (enExample)

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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
EP3777151A1 (en) 2018-03-30 2021-02-17 InterDigital VC Holdings, Inc. Chroma quantization parameter adjustment in video encoding and decoding
CA3039701A1 (en) * 2018-04-06 2019-10-06 Comcast Cable Communications, Llc Systems, methods, and apparatuses for processing video
CN118474354A (zh) * 2019-03-04 2024-08-09 阿里巴巴集团控股有限公司 视频解码方法和装置、处理视频内容的方法和装置及介质
KR102862645B1 (ko) * 2019-05-28 2025-09-22 돌비 레버러토리즈 라이쎈싱 코오포레이션 양자화 파라미터 시그널링
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
US11490083B2 (en) * 2020-02-05 2022-11-01 Qualcomm Incorporated Learned low-complexity adaptive quantization for video compression
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
EP4466859B1 (en) * 2022-01-20 2025-10-01 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

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US20160309154A1 (en) 2015-04-17 2016-10-20 Qualcomm Incorporated Dynamic range adjustment for high dynamic range and wide color gamut video coding
WO2017053277A1 (en) 2015-09-21 2017-03-30 Qualcomm Incorporated Fixed point implementation of range adjustment of components in video coding

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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
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WO2017053277A1 (en) 2015-09-21 2017-03-30 Qualcomm Incorporated Fixed point implementation of range adjustment of components in video coding

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TW201931853A (zh) 2019-08-01
CN111480339B (zh) 2022-05-24
JP2021507614A (ja) 2021-02-22
KR20200099535A (ko) 2020-08-24
CN111480339A (zh) 2020-07-31
BR112020012101A2 (pt) 2020-11-17
SG11202004176SA (en) 2020-07-29
US20190191172A1 (en) 2019-06-20
US11190779B2 (en) 2021-11-30
US10681358B2 (en) 2020-06-09
EP3729806A1 (en) 2020-10-28
US20200260092A1 (en) 2020-08-13
TWI800580B (zh) 2023-05-01
WO2019126307A1 (en) 2019-06-27

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