JP7329066B2 - ビデオ・データを復号化する方法、装置及びコンピュータ・プログラム - Google Patents

ビデオ・データを復号化する方法、装置及びコンピュータ・プログラム Download PDF

Info

Publication number
JP7329066B2
JP7329066B2 JP2021556786A JP2021556786A JP7329066B2 JP 7329066 B2 JP7329066 B2 JP 7329066B2 JP 2021556786 A JP2021556786 A JP 2021556786A JP 2021556786 A JP2021556786 A JP 2021556786A JP 7329066 B2 JP7329066 B2 JP 7329066B2
Authority
JP
Japan
Prior art keywords
slice
type
coded
picture
pic
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
JP2021556786A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022525961A (ja
Inventor
リ，リン
シュイ，シアオジョォン
チョイ，ビョンドゥ
リ，シアン
ウェンジャー，ステファン
リィウ，シャン
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.)
Tencent America LLC
Original Assignee
Tencent America LLC
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
Application filed by Tencent America LLC filed Critical Tencent America LLC
Publication of JP2022525961A publication Critical patent/JP2022525961A/ja
Priority to JP2023088324A priority Critical patent/JP7551841B2/ja
Application granted granted Critical
Publication of JP7329066B2 publication Critical patent/JP7329066B2/ja
Priority to JP2024152129A priority patent/JP7701537B2/ja
Priority to JP2025102987A priority patent/JP7892849B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/134—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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)
  • Data Exchanges In Wide-Area Networks (AREA)
JP2021556786A 2019-12-19 2020-12-18 ビデオ・データを復号化する方法、装置及びコンピュータ・プログラム Active JP7329066B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2023088324A JP7551841B2 (ja) 2019-12-19 2023-05-30 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム
JP2024152129A JP7701537B2 (ja) 2019-12-19 2024-09-04 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム
JP2025102987A JP7892849B2 (ja) 2019-12-19 2025-06-19 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962950453P 2019-12-19 2019-12-19
US62/950,453 2019-12-19
US17/026,748 2020-09-21
US17/026,748 US11902584B2 (en) 2019-12-19 2020-09-21 Signaling of picture header parameters
PCT/US2020/065899 WO2021127365A1 (en) 2019-12-19 2020-12-18 Signaling of picture header parameters

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023088324A Division JP7551841B2 (ja) 2019-12-19 2023-05-30 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム

Publications (2)

Publication Number Publication Date
JP2022525961A JP2022525961A (ja) 2022-05-20
JP7329066B2 true JP7329066B2 (ja) 2023-08-17

Family

ID=76438666

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2021556786A Active JP7329066B2 (ja) 2019-12-19 2020-12-18 ビデオ・データを復号化する方法、装置及びコンピュータ・プログラム
JP2023088324A Active JP7551841B2 (ja) 2019-12-19 2023-05-30 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム
JP2024152129A Active JP7701537B2 (ja) 2019-12-19 2024-09-04 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム
JP2025102987A Active JP7892849B2 (ja) 2019-12-19 2025-06-19 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2023088324A Active JP7551841B2 (ja) 2019-12-19 2023-05-30 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム
JP2024152129A Active JP7701537B2 (ja) 2019-12-19 2024-09-04 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム
JP2025102987A Active JP7892849B2 (ja) 2019-12-19 2025-06-19 ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム

Country Status (8)

Country Link
US (2) US11902584B2 (enExample)
EP (1) EP4078946A4 (enExample)
JP (4) JP7329066B2 (enExample)
KR (1) KR102707540B1 (enExample)
CN (2) CN113826396B (enExample)
AU (3) AU2020407109B2 (enExample)
SG (1) SG11202111260RA (enExample)
WO (1) WO2021127365A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2590634B (en) * 2019-12-20 2024-10-02 Canon Kk High Level syntax for video coding and decoding
CA3165461C (en) 2019-12-20 2026-07-21 Lg Electronics Inc. Prediction weighted table-based image/video coding method and apparatus
GB2590636B (en) * 2019-12-20 2024-01-10 Canon Kk High level syntax for video coding and decoding
CN120186349A (zh) * 2020-02-21 2025-06-20 阿里巴巴（中国）有限公司 计算机实现的编码及解码方法、计算机可读存储介质
US11601657B2 (en) * 2020-04-02 2023-03-07 Qualcomm Incorporated LUMA mapping with chroma scaling (LMCS) in video coding
WO2023104065A1 (en) * 2021-12-07 2023-06-15 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120189053A1 (en) 2011-01-22 2012-07-26 Qualcomm Incorporated Combined reference picture list construction for video coding
US20140036999A1 (en) 2012-06-29 2014-02-06 Vid Scale Inc. Frame prioritization based on prediction information
US20140198181A1 (en) 2013-01-17 2014-07-17 Qualcomm Incorporated Disabling inter-view prediction for reference picture list in video coding

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2863131C (en) 2012-02-01 2017-03-28 Nokia Corporation Method and apparatus for video coding
KR102165220B1 (ko) 2012-06-29 2020-10-14 벨로스 미디어 인터내셔널 리미티드 부호화 장치 및 부호화 방법
EP2713616A1 (en) * 2012-09-27 2014-04-02 British Telecommunications public limited company Perceptually driven error correction for video transmission
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US20180103271A1 (en) * 2016-10-10 2018-04-12 Qualcomm Incorporated Systems and methods for signaling missing or corrupted video data
US20190208225A1 (en) * 2018-01-02 2019-07-04 Qualcomm Incorporated Sign prediction in video coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120189053A1 (en) 2011-01-22 2012-07-26 Qualcomm Incorporated Combined reference picture list construction for video coding
US20140036999A1 (en) 2012-06-29 2014-02-06 Vid Scale Inc. Frame prioritization based on prediction information
US20140198181A1 (en) 2013-01-17 2014-07-17 Qualcomm Incorporated Disabling inter-view prediction for reference picture list in video coding

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Hendry, and Y.-K. Wang，AHG17: On access unit delimiter and picture header，JVET-P0120_SpecText.docx，2019年09月，pp.40-46,52-55,100-110,125-134，https://jvet-experts.org/doc_end_user/documents/16_Geneva/wg11/JVET-P0120-v1.zip
X. Xu, et al.，AHG 9: Picture header syntax cleanups，JVET-Q0428-Opt2-Text-v1.docx，2020年01月，pp.1-4，https://jvet-experts.org/doc_end_user/documents/17_Brussels/wg11/JVET-Q0428-v3.zip

Also Published As

Publication number Publication date
CN118450129A (zh) 2024-08-06
JP2024167389A (ja) 2024-12-03
US11902584B2 (en) 2024-02-13
KR102707540B1 (ko) 2024-09-19
US20210195247A1 (en) 2021-06-24
AU2025200460B2 (en) 2026-07-23
AU2020407109A1 (en) 2021-10-28
JP7551841B2 (ja) 2024-09-17
EP4078946A1 (en) 2022-10-26
CN113826396B (zh) 2024-05-07
WO2021127365A1 (en) 2021-06-24
SG11202111260RA (en) 2021-11-29
AU2023208177A1 (en) 2023-08-17
JP2022525961A (ja) 2022-05-20
JP2023109977A (ja) 2023-08-08
JP7701537B2 (ja) 2025-07-01
EP4078946A4 (en) 2023-12-27
US20240114173A1 (en) 2024-04-04
AU2023208177B2 (en) 2024-10-24
KR20210118160A (ko) 2021-09-29
CA3137363A1 (en) 2021-06-24
JP2025134857A (ja) 2025-09-17
AU2025200460A1 (en) 2025-02-13
JP7892849B2 (ja) 2026-07-21
CN113826396A (zh) 2021-12-21
AU2020407109B2 (en) 2023-05-18

Similar Documents

Publication Publication Date Title
JP7701537B2 (ja) ビデオ・データを符号化する方法、装置及びコンピュータ・プログラム
KR102592985B1 (ko) 비디오 코딩을 위한 방법, 장치 및 저장 매체
CN112292859A (zh) 在解码中使用带外流结尾nal单元的方法和装置
JP7632802B2 (ja) 符号化ビデオストリームを復号するための方法、システム、及びコンピュータプログラム
JP2022521517A (ja) エンコーディングされたビデオビットストリームをデコーディングする方法、装置、およびコンピュータプログラム
CN114258681B (zh) 视频编解码的方法和解码装置
JP2022526005A (ja) コード化ピクチャにおける混合ｎａｌユニット・タイプをサポートする方法、システム及びコンピュータ・プログラム
JP7733125B2 (ja) クロマ・フロム・ルマ・イントラ予測モードにおいてパラメータをスケーリングするための改善されたシグナリング方法
CN113812158B (zh) 对已编码视频码流进行解码的方法、设备和电子设备
CN113302931A (zh) 从网络抽象单元报头中标识图块
CN112995680B (zh) 重建已编码增强层图片的方法和设备
CN113678447B (zh) 重建网络抽象层单元的方法、设备和电子设备
JP7254188B2 (ja) 点群符号化のためのパラメータセット設計の方法並びにその装置及びプログラム
JP2022524106A (ja) ビデオビットストリームにおけるピクチャサイズおよび分割情報の効率的なシグナリングのための方法、装置、およびコンピュータプログラム
RU2780809C1 (ru) Сигнализация параметров заголовка изображения
CA3203874C (en) Methods and modified nucleosides for treating coronavirus infections
CA3137363C (en) Signaling of picture header parameters
HK40079073A (en) Video encoding and decoding method and related apparatus
CN120092453A (zh) 通过配置文件的必需辅助增强信息消息
HK40065503A (en) Video coding and decoding method and decoding device
HK40052148A (en) Method and system for decoding coded video stream
HK40056293B (en) Method, apparatus, and readable medium for video encoding and decoding
HK40055942B (en) Method for managing decoded image buffer, and related device
HK40049715A (en) A method for video decoding and related device
HK40050898B (en) Method and apparatus for intra-frame mode coding and decoding

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20210921

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20221004

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221228

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20230214

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230613

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20230622

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: 20230711

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230804

R150 Certificate of patent or registration of utility model

Ref document number: 7329066

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250