JP7684311B2 - 量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置 - Google Patents

量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置 Download PDF

Info

Publication number
JP7684311B2
JP7684311B2 JP2022542286A JP2022542286A JP7684311B2 JP 7684311 B2 JP7684311 B2 JP 7684311B2 JP 2022542286 A JP2022542286 A JP 2022542286A JP 2022542286 A JP2022542286 A JP 2022542286A JP 7684311 B2 JP7684311 B2 JP 7684311B2
Authority
JP
Japan
Prior art keywords
coding unit
picture
current
slice
video decoding
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2022542286A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023510535A (ja
JP2023510535A5 (enExample
Inventor
パク，ミンウ
パク，ミンス
チェー，キホ
ピョ，インジ
キム，チャンヨル
ソン，ユミ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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=76788193&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP7684311(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of JP2023510535A publication Critical patent/JP2023510535A/ja
Publication of JP2023510535A5 publication Critical patent/JP2023510535A5/ja
Priority to JP2025081802A priority Critical patent/JP2025107485A/ja
Application granted granted Critical
Publication of JP7684311B2 publication Critical patent/JP7684311B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04N19/169—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
    • H04N19/174—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
    • H04N19/18—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
JP2022542286A 2020-01-10 2021-01-08 量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置 Active JP7684311B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025081802A JP2025107485A (ja) 2020-01-10 2025-05-15 量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062959452P 2020-01-10 2020-01-10
US62/959,452 2020-01-10
PCT/KR2021/000275 WO2021141451A1 (ko) 2020-01-10 2021-01-08 양자화 파라미터를 획득하기 위한 비디오 복호화 방법 및 장치, 양자화 파라미터를 전송하기 위한 비디오 부호화 방법 및 장치

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025081802A Division JP2025107485A (ja) 2020-01-10 2025-05-15 量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置

Publications (3)

Publication Number Publication Date
JP2023510535A JP2023510535A (ja) 2023-03-14
JP2023510535A5 JP2023510535A5 (enExample) 2024-02-22
JP7684311B2 true JP7684311B2 (ja) 2025-05-27

Family

ID=76788193

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022542286A Active JP7684311B2 (ja) 2020-01-10 2021-01-08 量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置
JP2025081802A Pending JP2025107485A (ja) 2020-01-10 2025-05-15 量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025081802A Pending JP2025107485A (ja) 2020-01-10 2025-05-15 量子化パラメータを獲得するためのビデオ復号方法及びその装置、量子化パラメータを伝送するためのビデオ符号化方法及びその装置

Country Status (11)

Country Link
US (2) US12382044B2 (enExample)
EP (1) EP4090020A4 (enExample)
JP (2) JP7684311B2 (enExample)
KR (4) KR102304703B1 (enExample)
CN (5) CN115280773B (enExample)
AU (2) AU2021206074B2 (enExample)
BR (1) BR112022013662A2 (enExample)
CA (1) CA3164388A1 (enExample)
IL (3) IL330431A (enExample)
MX (5) MX429024B (enExample)
WO (1) WO2021141451A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020143114A1 (zh) * 2019-01-10 2020-07-16 Oppo广东移动通信有限公司 图像解码方法、解码器及计算机存储介质
EP3954125A4 (en) 2019-05-31 2022-06-22 ByteDance Inc. PALETTE MODE WITH INTRA BLOCK COPY PREDICTION
EP3970369A4 (en) 2019-06-28 2022-07-20 ByteDance Inc. TECHNIQUES FOR MODIFYING A QUANTIZE PARAMETER IN A TRANSFORM JUMP MODE
EP4088456A4 (en) 2020-02-05 2023-06-21 Beijing Bytedance Network Technology Co., Ltd. PALETTE MODE FOR A LOCAL DUAL TREE
EP4088464A4 (en) * 2020-02-05 2023-06-07 Beijing Bytedance Network Technology Co., Ltd. DEBLOCKING PARAMETERS FOR A CHROMA COMPONENT
AR121124A1 (es) 2020-02-29 2022-04-20 Beijing Bytedance Network Tech Co Ltd Señalización condicional de elementos de sintaxis en una cabecera de imagen
KR20260027271A (ko) * 2020-03-23 2026-02-27 엘지전자 주식회사 비디오 또는 이미지 코딩 시스템에서 디블록킹 필터 파라미터 정보를 시그널링하는 방법
EP4131971A4 (en) * 2020-04-02 2024-04-17 LG Electronics, Inc. Image coding method based on chroma deblocking parameter information for monochrome color format in video or image coding system
EP4131970A4 (en) * 2020-04-03 2023-03-29 Peking University VIDEO ENCODING AND DECODING METHOD AND DEVICE AND STORAGE MEDIA

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014195319A (ja) 2010-06-04 2014-10-09 Sony Corp 画像処理装置および方法、プログラム、並びに記録媒体

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009540666A (ja) 2006-11-09 2009-11-19 エルジー エレクトロニクス インコーポレイティド ビデオ信号のデコーディング／エンコーディング方法及び装置
CN101888555B (zh) * 2006-11-17 2013-04-03 Lg电子株式会社 用于解码/编码视频信号的方法及装置
US20110274162A1 (en) 2010-05-04 2011-11-10 Minhua Zhou Coding Unit Quantization Parameters in Video Coding
US20120114034A1 (en) * 2010-11-08 2012-05-10 Mediatek Inc. Method and Apparatus of Delta Quantization Parameter Processing for High Efficiency Video Coding
EP2678944B1 (en) 2011-02-25 2019-11-06 BlackBerry Limited Methods and devices for data compression using offset-based adaptive reconstruction levels
US9854275B2 (en) 2011-06-25 2017-12-26 Qualcomm Incorporated Quantization in video coding
EP2713612A4 (en) * 2011-06-28 2014-11-26 Samsung Electronics Co Ltd PROCESS AND DEVICE FOR IMAGE CODING AND DECODING USING ADAPTIVE QUANTIZATION PARAMETER DIFFERENTIALS
JP2013034161A (ja) * 2011-06-28 2013-02-14 Sharp Corp 画像復号装置、画像符号化装置、および符号化データのデータ構造
JP5907367B2 (ja) 2011-06-28 2016-04-26 ソニー株式会社 画像処理装置および方法、プログラム、並びに記録媒体
US11496760B2 (en) * 2011-07-22 2022-11-08 Qualcomm Incorporated Slice header prediction for depth maps in three-dimensional video codecs
KR20130034566A (ko) 2011-09-28 2013-04-05 한국전자통신연구원 제한된 오프셋 보상 및 루프 필터를 기반으로 하는 영상 부호화 및 복호화 방법 및 그 장치
TWI613909B (zh) * 2012-01-30 2018-02-01 三星電子股份有限公司 視訊解碼方法
US9521410B2 (en) 2012-04-26 2016-12-13 Qualcomm Incorporated Quantization parameter (QP) coding in video coding
US9414054B2 (en) 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values
US9510002B2 (en) 2013-09-09 2016-11-29 Apple Inc. Chroma quantization in video coding
CN108271024B (zh) 2013-12-28 2021-10-26 同济大学 图像编码、解码方法及装置
CN109196862B (zh) 2016-05-28 2021-01-22 联发科技股份有限公司 视频数据处理方法、装置及相应可读存储介质
CN115052143B (zh) * 2016-08-01 2025-05-23 韩国电子通信研究院 图像编码/解码方法
WO2018066989A1 (ko) * 2016-10-04 2018-04-12 김기백 영상 데이터 부호화/복호화 방법 및 장치
WO2018143289A1 (ja) * 2017-02-02 2018-08-09 シャープ株式会社 画像符号化装置及び画像復号装置
US10827173B2 (en) 2017-11-13 2020-11-03 Electronics And Telecommunications Research Institute Method and apparatus for quantization
KR102242675B1 (ko) * 2017-11-13 2021-04-22 한국전자통신연구원 양자화 방법 및 장치
KR102390733B1 (ko) * 2018-06-11 2022-04-25 한화테크윈 주식회사 양자화 파라미터 기반의 잔차 블록 부호화/복호화 방법 및 장치
WO2021086020A1 (ko) * 2019-10-28 2021-05-06 엘지전자 주식회사 색공간 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014195319A (ja) 2010-06-04 2014-10-09 Sony Corp 画像処理装置および方法、プログラム、並びに記録媒体

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Jonatan Samuelsson ほか２名，AHG9: On Picture Header，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 17th Meeting: Brussels, JVET-Q JVET-Q0259，2019年12月31日，p.1-10

Also Published As

Publication number Publication date
NZ791006A (en) 2025-11-28
JP2025107485A (ja) 2025-07-17
KR20240052922A (ko) 2024-04-23
CN121367777A (zh) 2026-01-20
CN121509653A (zh) 2026-02-10
CN121486569A (zh) 2026-02-06
KR102304703B1 (ko) 2021-09-28
BR112022013662A2 (pt) 2022-09-13
US20260012600A1 (en) 2026-01-08
MX2025012582A (es) 2025-11-03
MX2022008502A (es) 2022-08-08
KR20210090559A (ko) 2021-07-20
AU2026201437A1 (en) 2026-03-19
KR20250021501A (ko) 2025-02-13
CA3164388A1 (en) 2021-07-15
CN115280773B (zh) 2025-10-03
JP2023510535A (ja) 2023-03-14
CN121397216A (zh) 2026-01-23
IL294576A (en) 2022-09-01
MX2025012583A (es) 2025-11-03
MX429024B (es) 2025-11-13
US20220368909A1 (en) 2022-11-17
EP4090020A4 (en) 2024-01-17
KR102304703B9 (ko) 2022-05-02
AU2021206074B2 (en) 2025-12-11
MX2025009630A (es) 2025-09-02
IL294576B1 (en) 2025-05-01
KR20210118377A (ko) 2021-09-30
IL294576B2 (en) 2025-09-01
WO2021141451A1 (ko) 2021-07-15
IL319319A (en) 2025-05-01
MX2025012585A (es) 2025-11-03
IL330431A (en) 2026-08-01
US12382044B2 (en) 2025-08-05
KR102817086B1 (ko) 2025-06-05
EP4090020A1 (en) 2022-11-16
CN115280773A (zh) 2022-11-01
KR102657549B1 (ko) 2024-04-15
AU2021206074A1 (en) 2022-08-18

Similar Documents

Publication Publication Date Title
KR102657549B1 (ko) 양자화 파라미터를 획득하기 위한 비디오 복호화 방법 및 장치, 양자화 파라미터를 전송하기 위한 비디오 부호화 방법 및 장치
JP7614414B2 (ja) クロマ成分を予測するビデオ符号化及び復号方法、及びクロマ成分を予測するビデオ符号化及び復号装置
KR102794426B1 (ko) 제한된 예측 모드에서 복원후 필터링을 수행하는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
JP7491929B2 (ja) 三角予測モードを利用する映像符号化装置及び映像復号装置、及びそれによる映像符号化方法及び映像復号方法
EP3944622A1 (en) Video encoding method for performing affine model-based prediction by considering encoding order, and device therefor, and video decoding method for performing affine model-based prediction by considering decoding order, and device therefor
KR102606802B1 (ko) 영상으로부터 다양한 형태로 분할된 블록들을 이용하는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
KR102553148B1 (ko) 블록 형태별로 블록 크기가 설정되는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
RU2850330C1 (ru) Способ декодирования видео, устройство кодирования видео и способ передачи потока битов, сформированного посредством кодирования видео
RU2833009C2 (ru) Способ декодирования видео, устройство декодирования видео, способ кодирования видео и способ передачи потока битов, сформированного посредством кодирования видео
KR20210055780A (ko) 작은 크기의 인트라 블록을 방지하기 위한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
HK40082890A (en) Video decoding method and apparatus for obtaining quantization parameter, and video encoding method and apparatus for transmitting quantization parameter
KR20260068617A (ko) 영상을 부호화하는 장치 및 방법, 영상을 복호화하는 장치, 및 방법
KR20210042809A (ko) 툴 세트를 이용하는 영상 복호화 장치 및 이에 의한 영상 복호화 방법, 및 영상 부호화 장치 및 이에 의한 영상 부호화 방법

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20231113

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240213

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20241128

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20241210

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250307

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20250415

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250515

R150 Certificate of patent or registration of utility model

Ref document number: 7684311

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150