TWI580253B - 視訊編碼中之色度量化 - Google Patents

視訊編碼中之色度量化 Download PDF

Info

Publication number
TWI580253B
TWI580253B TW105112333A TW105112333A TWI580253B TW I580253 B TWI580253 B TW I580253B TW 105112333 A TW105112333 A TW 105112333A TW 105112333 A TW105112333 A TW 105112333A TW I580253 B TWI580253 B TW I580253B
Authority
TW
Taiwan
Prior art keywords
chrominance
offset
chroma
value
group
Prior art date
Application number
TW105112333A
Other languages
English (en)
Chinese (zh)
Other versions
TW201628407A (zh
Inventor
亞歷山卓 圖拉比斯
蓋 柯特
Original Assignee
蘋果公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=52625601&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=TWI580253(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 蘋果公司 filed Critical 蘋果公司
Publication of TW201628407A publication Critical patent/TW201628407A/zh
Application granted granted Critical
Publication of TWI580253B publication Critical patent/TWI580253B/zh

Links

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
    • 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
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Image Processing (AREA)
TW105112333A 2013-09-09 2014-08-25 視訊編碼中之色度量化 TWI580253B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361875664P 2013-09-09 2013-09-09
US14/452,494 US9294766B2 (en) 2013-09-09 2014-08-05 Chroma quantization in video coding
US14/452,485 US9510002B2 (en) 2013-09-09 2014-08-05 Chroma quantization in video coding

Publications (2)

Publication Number Publication Date
TW201628407A TW201628407A (zh) 2016-08-01
TWI580253B true TWI580253B (zh) 2017-04-21

Family

ID=52625601

Family Applications (10)

Application Number Title Priority Date Filing Date
TW113112824A TWI863850B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW110103472A TWI748859B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW113142733A TW202510561A (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW106107274A TWI643492B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW112116001A TWI840210B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW110144122A TWI803070B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW107133378A TWI695618B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW103129224A TWI535270B (zh) 2013-09-09 2014-08-25 視訊編碼中之色度量化
TW105112333A TWI580253B (zh) 2013-09-09 2014-08-25 視訊編碼中之色度量化
TW109116547A TWI718949B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化

Family Applications Before (8)

Application Number Title Priority Date Filing Date
TW113112824A TWI863850B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW110103472A TWI748859B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW113142733A TW202510561A (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW106107274A TWI643492B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW112116001A TWI840210B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW110144122A TWI803070B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW107133378A TWI695618B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化
TW103129224A TWI535270B (zh) 2013-09-09 2014-08-25 視訊編碼中之色度量化

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW109116547A TWI718949B (zh) 2013-09-09 2014-08-25 視訊寫碼中之色度量化

Country Status (12)

Country Link
US (11) US9294766B2 (enExample)
EP (4) EP4485929A3 (enExample)
JP (9) JP5965442B2 (enExample)
KR (11) KR101810205B1 (enExample)
CN (11) CN107911704B (enExample)
AU (9) AU2014216004B2 (enExample)
BR (2) BR122018010845B1 (enExample)
IL (9) IL301913B2 (enExample)
MX (2) MX374210B (enExample)
RU (5) RU2693310C2 (enExample)
TW (10) TWI863850B (enExample)
WO (1) WO2015035092A2 (enExample)

Families Citing this family (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012118359A2 (ko) 2011-03-03 2012-09-07 한국전자통신연구원 색차 성분 양자화 매개 변수 결정 방법 및 이러한 방법을 사용하는 장치
US9363509B2 (en) 2011-03-03 2016-06-07 Electronics And Telecommunications Research Institute Method for determining color difference component quantization parameter and device using the method
EP2774371B1 (en) * 2011-11-03 2020-08-26 Sun Patent Trust Efficient rounding for deblocking
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
US9414054B2 (en) 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values
US9294766B2 (en) * 2013-09-09 2016-03-22 Apple Inc. Chroma quantization in video coding
EP3114843B1 (en) 2014-03-04 2019-08-07 Microsoft Technology Licensing, LLC Adaptive switching of color spaces
WO2015131330A1 (en) 2014-03-04 2015-09-11 Microsoft Technology Licensing, Llc Encoding strategies for adaptive switching of color spaces, color sampling rates and/or bit depths
MX373813B (es) * 2014-03-27 2020-03-24 Microsoft Technology Licensing Llc Ajuste de cuantificación/escalamiento y cuantificación/escalamiento inverso cuando se cambian espacios de color.
US10142642B2 (en) 2014-06-04 2018-11-27 Qualcomm Incorporated Block adaptive color-space conversion coding
FR3024933A1 (fr) * 2014-08-12 2016-02-19 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
US10057578B2 (en) * 2014-10-07 2018-08-21 Qualcomm Incorporated QP derivation and offset for adaptive color transform in video coding
US10687069B2 (en) 2014-10-08 2020-06-16 Microsoft Technology Licensing, Llc Adjustments to encoding and decoding when switching color spaces
EP3286919A1 (en) * 2015-04-21 2018-02-28 VID SCALE, Inc. High dynamic range video coding
WO2016199409A1 (en) * 2015-06-07 2016-12-15 Sharp Kabushiki Kaisha Systems and methods for optimizing video coding based on a luminance transfer function or video color component values
EP4199515A1 (en) * 2016-05-27 2023-06-21 SHARP Kabushiki Kaisha Systems and methods for varying quantization parameters
US10448056B2 (en) * 2016-07-15 2019-10-15 Qualcomm Incorporated Signaling of quantization information in non-quadtree-only partitioned video coding
EP3488610B1 (en) * 2016-07-22 2025-11-26 Sharp Kabushiki Kaisha Device and method for decoding video data using adaptive component scaling
WO2018018486A1 (en) * 2016-07-28 2018-02-01 Mediatek Inc. Methods of reference quantization parameter derivation for signaling of quantization parameter in quad-tree plus binary tree structure
US10200698B2 (en) * 2016-08-09 2019-02-05 Intel Corporation Determining chroma quantization parameters for video coding
WO2018130400A1 (en) * 2017-01-11 2018-07-19 Telefonaktiebolaget Lm Ericsson (Publ) Encoder and decoder and methods thereof
US20210337202A1 (en) * 2017-06-21 2021-10-28 Vid Scale, Inc. Adaptive quantization method for 360-degree video coding
EP3425911A1 (en) 2017-07-06 2019-01-09 Thomson Licensing A method and a device for picture encoding and decoding
US20200236355A1 (en) * 2017-08-01 2020-07-23 Sharp Kabushiki Kaisha Systems and methods for filtering reconstructed video data using adaptive loop filtering techniques
US10812798B2 (en) * 2017-10-19 2020-10-20 Qualcomm Incorporated Chroma quantization parameter (QP) offset
CN109819253B (zh) * 2017-11-21 2022-04-22 腾讯科技（深圳）有限公司 视频编码方法、装置、计算机设备和存储介质
KR102543449B1 (ko) * 2018-01-26 2023-06-14 삼성전자주식회사 이미지 처리 장치 및 이미지 처리 장치의 동작 방법
US11190810B2 (en) * 2018-01-26 2021-11-30 Samsung Electronics Co., Ltd. Device and method for compressing image data using quantization parameter and entropy tables
CN115967800A (zh) 2018-03-29 2023-04-14 弗劳恩霍夫应用研究促进协会 依赖性量化
CN117176950A (zh) * 2018-03-30 2023-12-05 交互数字Vc控股公司 视频编码和解码中的色度量化参数调整
EP3941052B1 (en) * 2018-04-01 2023-09-13 LG Electronics Inc. An image coding apparatus and method thereof based on a quantization parameter derivation
EP3777172A4 (en) * 2018-04-02 2022-01-19 Sharp Kabushiki Kaisha SYSTEMS AND METHODS FOR DERIVING QUANTIZATION PARAMETERS FOR VIDEO BLOCKS IN VIDEO ENCODING
US11259023B2 (en) * 2018-04-12 2022-02-22 Qualcomm Incorporated Harmonization of transform-based quantization and dynamic range adjustment scale derivation in video coding
EP3554074A1 (en) 2018-04-13 2019-10-16 Thomson Licensing Methods and apparatus for depth encoding and decoding
EP3831061A4 (en) 2018-08-16 2022-06-15 HFI Innovation Inc. Methods and apparatuses of signaling quantization parameter in video processing system
CN117956197A (zh) * 2018-09-05 2024-04-30 华为技术有限公司 视频解码方法及视频解码器
AU2019342803B2 (en) 2018-09-21 2023-07-13 Huawei Technologies Co., Ltd. Apparatus and method for inverse quantization
MX2021000852A (es) 2019-01-10 2021-03-26 Huawei Tech Co Ltd Filtro de desbloqueo para limites de subparticiones causados por una herramienta de codificacion de intrasubparticion.
CN113383548A (zh) 2019-02-03 2021-09-10 北京字节跳动网络技术有限公司 Mv精度和mv差编解码之间的相互作用
CN111837395B (zh) 2019-02-14 2025-08-22 北京字节跳动网络技术有限公司 基于处理参数的解码器侧运动推导
EP3700205A1 (en) * 2019-02-19 2020-08-26 Nokia Technologies Oy Quantization parameter derivation for cross-channel residual encoding and decoding
EP3703366A1 (en) * 2019-02-28 2020-09-02 InterDigital VC Holdings, Inc. Method and device for picture encoding and decoding
WO2020176459A1 (en) 2019-02-28 2020-09-03 Interdigital Vc Holdings, Inc. Method and device for picture encoding and decoding
CN113475074A (zh) * 2019-03-04 2021-10-01 北京字节跳动网络技术有限公司 视频处理中的环路滤波
CN113454998B (zh) * 2019-03-05 2025-07-11 中兴通讯股份有限公司 视频编码中的跨分量量化
US11428812B2 (en) 2019-03-07 2022-08-30 Luminar, Llc Lidar system with range-ambiguity mitigation
ES3014205T3 (en) 2019-04-20 2025-04-21 Beijing Bytedance Network Tech Co Ltd Signaling of syntax elements for joint coding of chrominance residuals
KR20250079228A (ko) 2019-04-26 2025-06-04 후아웨이 테크놀러지 컴퍼니 리미티드 크로마 양자화 파라미터의 매핑 함수의 시그널링을 위한 방법 및 장치
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
CN115623209B (zh) * 2019-05-28 2025-08-08 杜比实验室特许公司 用信号发送量化参数
CN113785574B (zh) 2019-05-30 2022-10-11 北京字节跳动网络技术有限公司 色度分量的自适应环路滤波
CA3143240C (en) * 2019-06-11 2024-05-14 Lg Electronics Inc. Image decoding and encoding methods and apparatus therefor
US11070825B2 (en) * 2019-06-13 2021-07-20 Mediatek Inc. Method and apparatus of encoding or decoding video data with adaptive colour transform
US11146823B2 (en) 2019-06-25 2021-10-12 Qualcomm Incorporated Signalling chroma quantization parameter (QP) mapping tables
US20220224902A1 (en) * 2019-06-25 2022-07-14 Interdigital Vc Holdings France, Sas Quantization matrices selection for separate color plane mode
CN119299691A (zh) 2019-06-28 2025-01-10 Lg 电子株式会社 用于解码图像的方法及其装置
US11418787B2 (en) 2019-06-28 2022-08-16 Qualcomm Incorporated Chroma delta QP in video coding
US11381819B2 (en) * 2019-07-05 2022-07-05 Qualcomm Incorporated Chroma delta quantization parameter (QP) in video coding
CN112055211B (zh) * 2019-08-15 2021-10-26 华为技术有限公司 视频编码器及qp设置方法
CN119182909A (zh) * 2019-08-22 2024-12-24 Lg 电子株式会社 使用色度量化参数的图像解码方法及其装置
MX2022002085A (es) * 2019-08-22 2022-03-17 Lg Electronics Inc Metodo de decodificacion de imagen y dispositivo para el mismo.
CN114258677B (zh) * 2019-08-22 2025-02-07 Lg电子株式会社 图像解码方法、图像编码方法和用于图像数据的传输方法
US12244805B2 (en) * 2019-08-23 2025-03-04 Qualcomm Incorporated Chroma quantization parameter (QP) derivation for video coding
CN110365983B (zh) * 2019-09-02 2019-12-13 珠海亿智电子科技有限公司 一种基于人眼视觉系统的宏块级码率控制方法及装置
EP4014497A4 (en) 2019-09-14 2022-11-30 ByteDance Inc. Quantization parameter for chroma deblocking filtering
AU2019232797A1 (en) 2019-09-17 2021-04-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
EP4022911A4 (en) * 2019-09-23 2022-11-09 Huawei Technologies Co., Ltd. METHOD AND DEVICE FOR SIGNALING CHROMINANCE QUANTIZATION PARAMETERS
WO2021061021A1 (en) * 2019-09-23 2021-04-01 Huawei Technologies Co., Ltd. Method and apparatus for chrominance qp offsets tables signaling and derivation
US11563945B2 (en) * 2019-09-30 2023-01-24 Advanced Micro Devices, Inc. Adaptive offset for variance based quantization
CN114651442B (zh) 2019-10-09 2025-06-13 字节跳动有限公司 视频编解码中的跨分量适应性回路滤波
EP4029245A4 (en) * 2019-10-12 2022-11-23 Beijing Bytedance Network Technology Co., Ltd. High level syntax for video coding tools
WO2021076478A1 (en) * 2019-10-14 2021-04-22 Bytedance Inc. Using chroma quantization parameter in video coding
CN114747215B (zh) * 2019-11-05 2024-04-23 Lg电子株式会社 调色板编码或变换单元的基于量化参数信息的图像或视频编码
EP4055827A4 (en) 2019-12-09 2023-01-18 ByteDance Inc. USE OF QUANTIZATION GROUPS IN VIDEO CODING
WO2021121419A1 (en) 2019-12-19 2021-06-24 Beijing Bytedance Network Technology Co., Ltd. Interaction between adaptive color transform and quantization parameters
JP7277354B2 (ja) * 2019-12-26 2023-05-18 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN114868388B (zh) * 2019-12-27 2025-03-07 北京达佳互联信息技术有限公司 在4：4：4色度格式下进行视频编解码的方法和装置
WO2021138293A1 (en) 2019-12-31 2021-07-08 Bytedance Inc. Adaptive color transform in video coding
WO2021136554A1 (en) * 2020-01-05 2021-07-08 Beijing Bytedance Network Technology Co., Ltd. General constraints information for video coding
NZ791006A (en) 2020-01-10 2025-11-28 Samsung Electronics Co Ltd Video decoding method and apparatus for obtaining quantization parameter, and video encoding method and apparatus for transmitting quantization parameter
CN115176470B (zh) 2020-01-18 2025-05-27 抖音视界有限公司 图像/视频编解码中的自适应颜色变换
US11490083B2 (en) * 2020-02-05 2022-11-01 Qualcomm Incorporated Learned low-complexity adaptive quantization for video compression
US11303897B2 (en) * 2020-02-25 2022-04-12 Tencent America LLC Method and apparatus for signaling of chroma quantization parameters
TWI725795B (zh) * 2020-03-27 2021-04-21 宏正自動科技股份有限公司 影像處理系統、影像處理裝置及影像處理方法
US11381820B2 (en) * 2020-04-13 2022-07-05 Tencent America LLC Method and apparatus for video coding
US12058348B2 (en) 2020-04-17 2024-08-06 Qualcomm Incorporated Parallelized rate-distortion optimized quantization using deep learning
WO2021247881A1 (en) 2020-06-03 2021-12-09 Beijing Dajia Internet Information Technology Co., Ltd. Chroma coding enhancement in the prediction from multiple cross-components (pmc) mode
JP7557298B2 (ja) * 2020-07-17 2024-09-27 日本放送協会 映像符号化装置、映像復号装置及びこれらのプログラム
US12184855B2 (en) * 2020-11-19 2024-12-31 Intel Corporation Method and system of video coding with content adaptive quantization
CN116601672A (zh) * 2021-03-12 2023-08-15 深圳市大疆创新科技有限公司 点云属性解码方法和点云属性编码方法
US11652996B2 (en) * 2021-05-25 2023-05-16 Tencent America LLC Method and apparatus for video coding
US11863775B2 (en) * 2021-07-21 2024-01-02 Tencent America LLC Cross-component transform coefficient level reconstruction
CN116527927B (zh) * 2021-11-11 2025-01-24 杭州海康威视数字技术股份有限公司 一种图像的解码方法、编码方法及装置
CN114051140B (zh) * 2022-01-07 2022-04-08 腾讯科技（深圳）有限公司 视频编码方法、装置、计算机设备及存储介质

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010028749A1 (en) * 2000-03-15 2001-10-11 Shunichi Kimura Image encoding apparatus and image decoding apparatus
US20020094025A1 (en) * 2000-11-27 2002-07-18 Tsuyoshi Hanamura Bit stream separating and merging system, apparatus, method and computer program product
US20040101059A1 (en) * 2002-11-21 2004-05-27 Anthony Joch Low-complexity deblocking filter
US20090190829A1 (en) * 2003-07-18 2009-07-30 Sony Corporation Image decoding apparatus and method for handling intra-image predictive decoding with various color spaces and color signal resolutions
CN100546388C (zh) * 2007-07-12 2009-09-30 深圳市融创天下科技发展有限公司 一种用于视频编码的色度均衡方法
TW201028009A (en) * 2008-10-03 2010-07-16 Qualcomm Inc Quantization parameter selections for encoding of chroma and luma video blocks

Family Cites Families (108)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3263807B2 (ja) 1996-09-09 2002-03-11 ソニー株式会社 画像符号化装置および画像符号化方法
JP3413720B2 (ja) * 1998-06-26 2003-06-09 ソニー株式会社 画像符号化方法及び装置、並びに画像復号方法及び装置
US6417891B1 (en) 1999-04-16 2002-07-09 Avid Technology, Inc. Color modification on a digital nonlinear editing system
JP2001251616A (ja) * 2000-03-02 2001-09-14 Media Glue Corp 多重化音響・動画圧縮符号化信号変換方法、装置および変換プログラムを記録した媒体
JP3561485B2 (ja) * 2000-08-18 2004-09-02 株式会社メディアグルー 符号化信号分離・合成装置、差分符号化信号生成装置、符号化信号分離・合成方法、差分符号化信号生成方法、符号化信号分離・合成プログラムを記録した媒体および差分符号化信号生成プログラムを記録した媒体
US20030112863A1 (en) * 2001-07-12 2003-06-19 Demos Gary A. Method and system for improving compressed image chroma information
US7110455B2 (en) 2001-08-14 2006-09-19 General Instrument Corporation Noise reduction pre-processor for digital video using previously generated motion vectors and adaptive spatial filtering
US7295609B2 (en) * 2001-11-30 2007-11-13 Sony Corporation Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and transmitting image information
KR100519805B1 (ko) * 2002-11-26 2005-10-11 한국전자통신연구원 다중레벨 변조 기법을 위한 타이밍 동기루프 제어 장치를이용한 심볼 타이밍 동기 장치 및 그 방법
CN100369481C (zh) 2003-02-04 2008-02-13 松下电器产业株式会社 代码变换方法及其装置
KR100533025B1 (ko) 2003-03-06 2005-12-02 엘지전자 주식회사 동영상 데이터의 분할장치 및 방법
US20050008240A1 (en) * 2003-05-02 2005-01-13 Ashish Banerji Stitching of video for continuous presence multipoint video conferencing
US7400681B2 (en) * 2003-11-28 2008-07-15 Scientific-Atlanta, Inc. Low-complexity motion vector prediction for video codec with two lists of reference pictures
US7397515B2 (en) 2004-01-30 2008-07-08 Broadcom Corporation Method and system for cross-chrominance removal using motion detection
KR100723408B1 (ko) * 2004-07-22 2007-05-30 삼성전자주식회사 컬러영상의 변환/역변환 및 양자화/역양자화 방법 및장치와, 이를 이용한 컬러영상의 부호화/복호화 방법 및장치
US7630902B2 (en) 2004-09-17 2009-12-08 Digital Rise Technology Co., Ltd. Apparatus and methods for digital audio coding using codebook application ranges
TWI254572B (en) 2004-10-21 2006-05-01 Mstar Semiconductor Inc Method and device to tune color automatically
US7373009B2 (en) 2005-02-09 2008-05-13 Lsi Corporation Method and apparatus for efficient transmission and decoding of quantization matrices
US8325797B2 (en) 2005-04-11 2012-12-04 Maxim Integrated Products, Inc. System and method of reduced-temporal-resolution update for video coding and quality control
US8149926B2 (en) 2005-04-11 2012-04-03 Intel Corporation Generating edge masks for a deblocking filter
US20070147497A1 (en) * 2005-07-21 2007-06-28 Nokia Corporation System and method for progressive quantization for scalable image and video coding
EP1924970B1 (en) 2005-08-19 2009-03-11 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Texture compression based on two hues with modified brightness
US8705617B2 (en) 2005-09-27 2014-04-22 Qualcomm Incorporated Multiple layer video encoding
US8149909B1 (en) 2005-10-13 2012-04-03 Maxim Integrated Products, Inc. Video encoding control using non-exclusive content categories
JP4593437B2 (ja) 2005-10-21 2010-12-08 パナソニック株式会社 動画像符号化装置
CN101366284B (zh) * 2006-01-09 2016-08-10 汤姆森许可贸易公司 为多视点视频编码提供降低分辨率更新模式的方法和装置
FR2898754B1 (fr) 2006-03-17 2008-06-13 Thales Sa Procede de protection de donnees multimedia au moyen de couches d'abstraction reseau (nal) supplementaires
US7929603B2 (en) 2006-03-24 2011-04-19 Hewlett-Packard Development Company L.P. System and method for accurate rate control for video compression
US8170116B2 (en) 2006-03-27 2012-05-01 Nokia Corporation Reference picture marking in scalable video encoding and decoding
US8013871B2 (en) 2006-09-11 2011-09-06 Electronics For Imaging, Inc. Apparatus and methods for selective color editing of color profiles
US9961372B2 (en) 2006-12-08 2018-05-01 Nxp Usa, Inc. Adaptive disabling of deblock filtering based on a content characteristic of video information
US9445128B2 (en) 2006-12-08 2016-09-13 Freescale Semiconductor, Inc. System and method of determining deblocking control flag of scalable video system for indicating presentation of deblocking parameters for multiple layers
US20080170620A1 (en) * 2007-01-17 2008-07-17 Sony Corporation Video encoding system
US8204129B2 (en) 2007-03-27 2012-06-19 Freescale Semiconductor, Inc. Simplified deblock filtering for reduced memory access and computational complexity
US8189676B2 (en) 2007-04-05 2012-05-29 Hong Kong University Of Science & Technology Advance macro-block entropy coding for advanced video standards
JP2009004920A (ja) 2007-06-19 2009-01-08 Panasonic Corp 画像符号化装置および画像符号化方法
BRPI0818444A2 (pt) * 2007-10-12 2016-10-11 Qualcomm Inc codificação adaptativa de informação de cabeçalho de bloco de vídeo
EP2051527A1 (en) 2007-10-15 2009-04-22 Thomson Licensing Enhancement layer residual prediction for bit depth scalability using hierarchical LUTs
KR20100105680A (ko) 2008-03-07 2010-09-29 가부시끼가이샤 도시바 동화상 부호화/복호화 방법 및 장치
US8831086B2 (en) * 2008-04-10 2014-09-09 Qualcomm Incorporated Prediction techniques for interpolation in video coding
US8189677B2 (en) * 2008-04-15 2012-05-29 Sony Corporation Estimation of P frame average rate quantization parameter (QP) in a group of pictures (GOP)
US8199823B2 (en) * 2008-04-15 2012-06-12 Sony Corporation Estimation of B frame average rate quantization parameter (QP) in a group of pictures (GOP)
US8199814B2 (en) * 2008-04-15 2012-06-12 Sony Corporation Estimation of I frame average rate quantization parameter (QP) in a group of pictures (GOP)
US8331659B2 (en) 2008-05-23 2012-12-11 Broadcom Corporation Method and apparatus for reduced complexity video processing via special chroma handling
US8897359B2 (en) 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
WO2010036772A2 (en) * 2008-09-26 2010-04-01 Dolby Laboratories Licensing Corporation Complexity allocation for video and image coding applications
WO2010041488A1 (ja) 2008-10-10 2010-04-15 株式会社東芝 動画像符号化装置
KR101127962B1 (ko) 2008-12-22 2012-03-26 한국전자통신연구원 영상 처리 장치 및 영상 처리를 위한 프레임 메모리 관리 방법
JP5502336B2 (ja) 2009-02-06 2014-05-28 パナソニック株式会社 映像信号符号化装置及び、映像信号符号化方法
US8380001B2 (en) * 2009-02-27 2013-02-19 Vixs Systems, Inc. Edge adaptive deblocking filter and methods for use therewith
TWI399100B (zh) 2009-03-06 2013-06-11 Wintek Corp 影像處理方法
KR101457418B1 (ko) * 2009-10-23 2014-11-04 삼성전자주식회사 계층적 부호화 단위의 크기에 따른 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
CN102223525B (zh) * 2010-04-13 2014-02-19 富士通株式会社 视频解码方法和系统
US20110261880A1 (en) 2010-04-27 2011-10-27 Sony Corporation Boundary adaptive intra prediction for improving subjective video quality
JP2011259362A (ja) * 2010-06-11 2011-12-22 Sony Corp 画像処理装置および方法
JP2012034352A (ja) 2010-06-30 2012-02-16 Panasonic Corp ステレオ動画像符号化装置及びステレオ動画像符号化方法
RU2595625C2 (ru) 2010-09-30 2016-08-27 Сан Пэтент Траст Способ декодирования изображений, способ кодирования изображений, устройство декодирования изображений, устройство кодирования изображений, программа и интегральная схема
JP5876030B2 (ja) 2011-02-24 2016-03-02 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 算術復号方法および算術符号化方法
US9363509B2 (en) * 2011-03-03 2016-06-07 Electronics And Telecommunications Research Institute Method for determining color difference component quantization parameter and device using the method
WO2012118359A2 (ko) * 2011-03-03 2012-09-07 한국전자통신연구원 색차 성분 양자화 매개 변수 결정 방법 및 이러한 방법을 사용하는 장치
JP6327435B2 (ja) 2011-03-03 2018-05-23 サン パテント トラスト 画像符号化方法、画像復号方法、画像符号化装置、及び、画像復号装置
WO2012170910A1 (en) 2011-06-10 2012-12-13 Bytemobile, Inc. Macroblock-level adaptive quantization in quality-aware video optimization
US9854275B2 (en) * 2011-06-25 2017-12-26 Qualcomm Incorporated Quantization in video coding
PL2725799T3 (pl) * 2011-06-27 2020-11-16 Sun Patent Trust Sposób kodowania obrazów, sposób dekodowania obrazów, urządzenie do kodowania obrazów, urządzenie do dekodowania obrazów oraz urządzenie do kodowania/dekodowania obrazów
WO2013001767A1 (ja) 2011-06-29 2013-01-03 パナソニック株式会社 画像復号方法、画像符号化方法、画像復号装置、画像符号化装置及び画像符号化復号装置
MX339141B (es) * 2011-06-30 2016-05-13 Panasonic Ip Corp America Metodo de decodificacion de imagenes, metodo de codificacion de imagenes, aparato de decodificacion de imagenes, aparato de codificacion de imagenes y aparato de codificacion y decodificacion de imagenes.
CN102972023B (zh) 2011-07-13 2016-09-28 松下知识产权经营株式会社 图像压缩装置、图像解压缩装置以及图像处理装置
US9402066B2 (en) * 2011-08-09 2016-07-26 Samsung Electronics Co., Ltd. Method and device for encoding a depth map of multi viewpoint video data, and method and device for decoding the encoded depth map
NL2008160C2 (nl) 2011-09-05 2013-03-07 Wilhelmus Josephus Alex Wall Elementen die gebruik maken van de luchtstroming langs gebouwen om ingestraalde zonnewarmte via de spouw af te voeren.
US20130083845A1 (en) * 2011-09-30 2013-04-04 Research In Motion Limited Methods and devices for data compression using a non-uniform reconstruction space
US9185404B2 (en) 2011-10-07 2015-11-10 Qualcomm Incorporated Performing transform dependent de-blocking filtering
US20130101033A1 (en) * 2011-10-14 2013-04-25 Qualcomm Incorporated Coding non-symmetric distributions of data
US9510020B2 (en) 2011-10-20 2016-11-29 Qualcomm Incorporated Intra pulse code modulation (IPCM) and lossless coding mode deblocking for video coding
US9161046B2 (en) * 2011-10-25 2015-10-13 Qualcomm Incorporated Determining quantization parameters for deblocking filtering for video coding
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
US9774853B2 (en) 2011-11-08 2017-09-26 Google Technology Holdings LLC Devices and methods for sample adaptive offset coding and/or signaling
KR20130058524A (ko) 2011-11-25 2013-06-04 오수미 색차 인트라 예측 블록 생성 방법
JP5664638B2 (ja) 2011-12-13 2015-02-04 株式会社Ｊｖｃケンウッド 動画像復号装置、動画像復号方法、及び動画像復号プログラム、並びに、受信装置、受信方法、及び受信プログラム
JP5900307B2 (ja) 2011-12-13 2016-04-06 株式会社Ｊｖｃケンウッド 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム、並びに送信装置、送信方法及び送信プログラム
KR20130068823A (ko) 2011-12-16 2013-06-26 삼성전자주식회사 영상 신호 처리를 위한 방법 및 장치
RU2609077C2 (ru) * 2011-12-22 2017-01-30 Самсунг Электроникс Ко., Лтд. Способ кодирования видео с использованием регулировки смещения согласно классификации пикселей посредством максимальных единиц кодирования и устройство для этого и способ декодирования видео и устройство для этого
US9020294B2 (en) * 2012-01-18 2015-04-28 Dolby Laboratories Licensing Corporation Spatiotemporal metrics for rate distortion optimization
WO2013108688A1 (ja) 2012-01-18 2013-07-25 ソニー株式会社 画像処理装置および方法
US9363516B2 (en) 2012-01-19 2016-06-07 Qualcomm Incorporated Deblocking chroma data for video coding
CN106131560B (zh) 2012-01-20 2019-10-11 维洛媒体国际有限公司 解码装置和解码方法
EP2786575A4 (en) * 2012-01-20 2016-08-03 Sony Corp COMPLEXITY REDUCTION OF SIGNIFICANCE CARD CODING
CN104185992A (zh) * 2012-02-08 2014-12-03 汤姆逊许可公司 用于使用假设参考解码器的超低延迟模式的方法和装置
US9380302B2 (en) 2012-02-27 2016-06-28 Texas Instruments Incorporated Sample adaptive offset (SAO) parameter signaling
JP5624576B2 (ja) * 2012-03-14 2014-11-12 株式会社東芝 画像圧縮コントローラ及び画像圧縮装置
US9451258B2 (en) 2012-04-03 2016-09-20 Qualcomm Incorporated Chroma slice-level QP offset and deblocking
US9756327B2 (en) * 2012-04-03 2017-09-05 Qualcomm Incorporated Quantization matrix and deblocking filter adjustments for video coding
US20150103898A1 (en) 2012-04-09 2015-04-16 Vid Scale, Inc. Weighted prediction parameter signaling for video coding
US9344723B2 (en) * 2012-04-13 2016-05-17 Qualcomm Incorporated Beta offset control for deblocking filters in video coding
GB2501535A (en) 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
US20130294524A1 (en) * 2012-05-04 2013-11-07 Qualcomm Incorporated Transform skipping and lossless coding unification
US9219916B2 (en) 2012-06-12 2015-12-22 Dolby Laboratories Licensing Corporation Joint base layer and enhancement layer quantizer adaptation in EDR video coding
US9591302B2 (en) 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
US9414054B2 (en) * 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values
CN108235030B (zh) 2012-07-16 2020-10-09 三星电子株式会社 Sao编码方法和设备以及sao解码方法和设备
US20140079135A1 (en) * 2012-09-14 2014-03-20 Qualcomm Incoporated Performing quantization to facilitate deblocking filtering
JP5947169B2 (ja) * 2012-09-14 2016-07-06 株式会社キーエンス 外観検査装置、外観検査法およびプログラム
EP2901703A2 (en) 2012-09-28 2015-08-05 VID SCALE, Inc. Cross-plane filtering for chroma signal enhancement in video coding
US9426469B2 (en) 2012-12-17 2016-08-23 Broadcom Corporation Combination HEVC deblocker/SAO filter
US9274951B2 (en) 2013-05-31 2016-03-01 Altera Corporation Cache memory controller for accelerated data transfer
US10440365B2 (en) * 2013-06-28 2019-10-08 Velos Media, Llc Methods and devices for emulating low-fidelity coding in a high-fidelity coder
EP2854404B1 (en) 2013-09-09 2024-11-20 Apple Inc. Chroma quantization in video coding
US9294766B2 (en) 2013-09-09 2016-03-22 Apple Inc. Chroma quantization in video coding
US10200698B2 (en) 2016-08-09 2019-02-05 Intel Corporation Determining chroma quantization parameters for video coding

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010028749A1 (en) * 2000-03-15 2001-10-11 Shunichi Kimura Image encoding apparatus and image decoding apparatus
US20020094025A1 (en) * 2000-11-27 2002-07-18 Tsuyoshi Hanamura Bit stream separating and merging system, apparatus, method and computer program product
US20040101059A1 (en) * 2002-11-21 2004-05-27 Anthony Joch Low-complexity deblocking filter
US20090190829A1 (en) * 2003-07-18 2009-07-30 Sony Corporation Image decoding apparatus and method for handling intra-image predictive decoding with various color spaces and color signal resolutions
CN100546388C (zh) * 2007-07-12 2009-09-30 深圳市融创天下科技发展有限公司 一种用于视频编码的色度均衡方法
TW201028009A (en) * 2008-10-03 2010-07-16 Qualcomm Inc Quantization parameter selections for encoding of chroma and luma video blocks

Also Published As

Publication number Publication date
KR20210029230A (ko) 2021-03-15
JP2025066789A (ja) 2025-04-23
AU2023202567B2 (en) 2023-11-16
JP2021100270A (ja) 2021-07-01
TWI863850B (zh) 2024-11-21
MX358124B (es) 2018-08-06
CN104427339A (zh) 2015-03-18
EP4290859A2 (en) 2023-12-13
IL278312B (en) 2022-02-01
KR20230004446A (ko) 2023-01-06
TWI803070B (zh) 2023-05-21
JP7625678B2 (ja) 2025-02-03
TWI695618B (zh) 2020-06-01
BR122018010825B1 (pt) 2023-02-07
TW202333493A (zh) 2023-08-16
CN107846591A (zh) 2018-03-27
CN107888930B (zh) 2021-01-08
CN107846591B (zh) 2021-01-29
KR20170140445A (ko) 2017-12-20
JP7256859B2 (ja) 2023-04-12
US20150071344A1 (en) 2015-03-12
BR122018010845B1 (pt) 2023-05-09
TW202211685A (zh) 2022-03-16
WO2015035092A2 (en) 2015-03-12
CN107888930A (zh) 2018-04-06
KR101810205B1 (ko) 2017-12-18
CN107846600A (zh) 2018-03-27
KR20200070439A (ko) 2020-06-17
KR102871243B1 (ko) 2025-10-16
KR20160040709A (ko) 2016-04-14
JP2023098914A (ja) 2023-07-11
JP6559829B2 (ja) 2019-08-14
JP7407319B2 (ja) 2023-12-28
CN107846601B (zh) 2021-05-18
AU2018203223A1 (en) 2018-05-24
TW201628407A (zh) 2016-08-01
TW201524193A (zh) 2015-06-16
US10250883B2 (en) 2019-04-02
EP4290859A3 (en) 2024-02-28
US20170078667A1 (en) 2017-03-16
US10986341B2 (en) 2021-04-20
CN107846603B (zh) 2020-12-08
JP7788018B2 (ja) 2025-12-17
US20190208204A1 (en) 2019-07-04
KR102123197B1 (ko) 2020-06-15
TWI718949B (zh) 2021-02-11
AU2025203055A1 (en) 2025-05-22
JP2024029013A (ja) 2024-03-05
IL296063B1 (en) 2023-05-01
KR20250151608A (ko) 2025-10-21
TW202431833A (zh) 2024-08-01
IL312943A (en) 2024-07-01
KR101918255B1 (ko) 2018-11-14
KR102613836B1 (ko) 2023-12-15
IL296063A (en) 2022-10-01
EP4485930A3 (en) 2025-03-19
TWI643492B (zh) 2018-12-01
JP5965442B2 (ja) 2016-08-03
US20230403396A1 (en) 2023-12-14
JP2015053680A (ja) 2015-03-19
TW201720154A (zh) 2017-06-01
RU2653475C2 (ru) 2018-05-08
IL307455B2 (en) 2024-10-01
IL289536B2 (en) 2023-02-01
IL273712A (en) 2020-05-31
IL296063B2 (en) 2023-09-01
US20230370598A1 (en) 2023-11-16
KR102123094B1 (ko) 2020-06-15
KR102444244B1 (ko) 2022-09-19
KR102006885B1 (ko) 2019-08-02
US11659182B2 (en) 2023-05-23
KR102123198B1 (ko) 2020-06-15
AU2014216004B2 (en) 2015-11-05
EP4485929A3 (en) 2025-03-19
CN107846602A (zh) 2018-03-27
US20190208205A1 (en) 2019-07-04
RU2016113364A (ru) 2017-10-16
JP2022043129A (ja) 2022-03-15
IL273712B (en) 2020-07-30
HK1253938A1 (zh) 2019-07-05
US20160100170A1 (en) 2016-04-07
US9294766B2 (en) 2016-03-22
US20150071345A1 (en) 2015-03-12
AU2016200770B2 (en) 2018-03-01
TWI840210B (zh) 2024-04-21
CN107846600B (zh) 2020-12-08
AU2021245204B2 (en) 2023-02-02
CN107911703B (zh) 2021-01-15
EP4489398A3 (en) 2025-03-19
IL301913B1 (en) 2023-12-01
AU2023202567A1 (en) 2023-05-18
CN108093265B (zh) 2020-12-08
CN107846603A (zh) 2018-03-27
IL301913A (en) 2023-06-01
RU2709797C1 (ru) 2019-12-20
IL301913B2 (en) 2024-04-01
AU2020202363A1 (en) 2020-04-30
AU2018203223B2 (en) 2020-01-16
AU2021203738B2 (en) 2021-07-15
CN107846601A (zh) 2018-03-27
TW201844000A (zh) 2018-12-16
KR20190092609A (ko) 2019-08-07
MX2016001780A (es) 2016-05-18
US9510002B2 (en) 2016-11-29
KR20190092610A (ko) 2019-08-07
RU2693310C2 (ru) 2019-07-02
CN107948651A (zh) 2018-04-20
CN107948651B (zh) 2021-05-14
KR20180123193A (ko) 2018-11-14
US20250294147A1 (en) 2025-09-18
US20240205404A1 (en) 2024-06-20
IL307455B1 (en) 2024-06-01
RU2728760C1 (ru) 2020-07-31
RU2018115728A (ru) 2019-03-05
KR102214473B1 (ko) 2021-02-09
AU2020202363B2 (en) 2021-04-01
AU2021203738A1 (en) 2021-07-01
AU2021245204A1 (en) 2021-11-04
TWI748859B (zh) 2021-12-01
IL289536B (en) 2022-10-01
US10298929B2 (en) 2019-05-21
IL275656B (en) 2021-01-31
CN107911703A (zh) 2018-04-13
CN107911704B (zh) 2021-05-14
TW202510561A (zh) 2025-03-01
CN104427339B (zh) 2017-12-15
CN108093265A (zh) 2018-05-29
US10904530B2 (en) 2021-01-26
TWI535270B (zh) 2016-05-21
JP6322670B2 (ja) 2018-05-09
AU2014216004A1 (en) 2015-03-26
EP4485929A2 (en) 2025-01-01
EP4489398A2 (en) 2025-01-08
CN107846602B (zh) 2020-12-08
CN107911704A (zh) 2018-04-13
AU2016200770A1 (en) 2016-02-25
TW202143710A (zh) 2021-11-16
US11962778B2 (en) 2024-04-16
US12063364B2 (en) 2024-08-13
IL244101A0 (en) 2016-04-21
RU2018115728A3 (enExample) 2019-03-05
IL307455A (en) 2023-12-01
US20210235088A1 (en) 2021-07-29
JP6852947B2 (ja) 2021-03-31
IL289536A (en) 2022-03-01
AU2024200364A1 (en) 2024-02-08
IL244101B (en) 2020-07-30
MX374210B (es) 2025-03-05
TW202037164A (zh) 2020-10-01
JP6991379B2 (ja) 2022-01-12
JP2017017712A (ja) 2017-01-19
KR20230173216A (ko) 2023-12-26
KR20190093681A (ko) 2019-08-09
RU2020124157A (ru) 2022-01-21
WO2015035092A3 (en) 2015-07-23
EP4485930A2 (en) 2025-01-01
JP2019208247A (ja) 2019-12-05
IL275656A (en) 2020-08-31
AU2024200364B2 (en) 2025-01-30
JP2018142968A (ja) 2018-09-13

Similar Documents

Publication Publication Date Title
JP7407319B2 (ja) 動画符号化における彩度量子化