JP6293756B2 - スケーラブルビデオ符号化における変換基準の調整 - Google Patents

スケーラブルビデオ符号化における変換基準の調整 Download PDF

Info

Publication number
JP6293756B2
JP6293756B2 JP2015530111A JP2015530111A JP6293756B2 JP 6293756 B2 JP6293756 B2 JP 6293756B2 JP 2015530111 A JP2015530111 A JP 2015530111A JP 2015530111 A JP2015530111 A JP 2015530111A JP 6293756 B2 JP6293756 B2 JP 6293756B2
Authority
JP
Japan
Prior art keywords
transformation
video
transform
block
function
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.)
Expired - Fee Related
Application number
JP2015530111A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015530830A5 (OSRAM
JP2015530830A (ja
Inventor
カークゼウィックズ、マルタ
グオ、リウェイ
ソル・ロジャルス、ジョエル
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2015530830A publication Critical patent/JP2015530830A/ja
Publication of JP2015530830A5 publication Critical patent/JP2015530830A5/ja
Application granted granted Critical
Publication of JP6293756B2 publication Critical patent/JP6293756B2/ja
Expired - Fee Related 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
    • H04N19/30—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
    • H04N19/10—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/169—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
    • H04N19/46—Embedding additional information in the video signal during the compression process

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2015530111A 2012-09-04 2013-08-30 スケーラブルビデオ符号化における変換基準の調整 Expired - Fee Related JP6293756B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261696713P 2012-09-04 2012-09-04
US61/696,713 2012-09-04
US14/014,016 2013-08-29
US14/014,016 US10194158B2 (en) 2012-09-04 2013-08-29 Transform basis adjustment in scalable video coding
PCT/US2013/057618 WO2014039398A1 (en) 2012-09-04 2013-08-30 Transform basis adjustment in scalable video coding

Publications (3)

Publication Number Publication Date
JP2015530830A JP2015530830A (ja) 2015-10-15
JP2015530830A5 JP2015530830A5 (OSRAM) 2016-09-29
JP6293756B2 true JP6293756B2 (ja) 2018-03-14

Family

ID=50187592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015530111A Expired - Fee Related JP6293756B2 (ja) 2012-09-04 2013-08-30 スケーラブルビデオ符号化における変換基準の調整

Country Status (6)

Country Link
US (1) US10194158B2 (OSRAM)
EP (1) EP2893703B1 (OSRAM)
JP (1) JP6293756B2 (OSRAM)
KR (1) KR20150052247A (OSRAM)
CN (1) CN104604224B (OSRAM)
WO (1) WO2014039398A1 (OSRAM)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016143991A1 (ko) * 2015-03-06 2016-09-15 한국과학기술원 저 복잡도 변환에 기반한 영상 부호화 및 복호화 방법 및 이를 이용하는 장치
EP4106333A1 (en) 2016-02-12 2022-12-21 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus
WO2017142085A1 (ja) 2016-02-17 2017-08-24 日本放送協会 符号化装置、復号装置及びプログラム
CN106168889B (zh) * 2016-06-21 2020-11-03 维沃移动通信有限公司 一种片源编码方法以及电子设备
KR20200092315A (ko) 2017-11-24 2020-08-03 소니 주식회사 화상 처리 장치 및 방법
US11647214B2 (en) * 2018-03-30 2023-05-09 Qualcomm Incorporated Multiple transforms adjustment stages for video coding
KR102631119B1 (ko) * 2018-04-01 2024-01-29 엘지전자 주식회사 축소된 2차 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
EP3854081A4 (en) * 2018-09-20 2022-07-06 Nokia Technologies Oy METHOD AND APPARATUS FOR CODING AND DECODING DIGITAL IMAGE/VIDEO MATERIAL
US11871052B1 (en) * 2018-09-27 2024-01-09 Apple Inc. Multi-band rate control
WO2020092137A1 (en) 2018-11-01 2020-05-07 Interdigital Vc Holdings, Inc. Video encoding and decoding using multiple transform selection
US10904563B2 (en) * 2019-01-02 2021-01-26 Tencent America LLC Method and apparatus for improved zero out transform
CN109788291A (zh) * 2019-02-12 2019-05-21 北京大学 一种数字视频变换方法、装置、设备及存储介质
KR20220036948A (ko) * 2019-07-05 2022-03-23 브이-노바 인터내셔널 리미티드 비디오 코딩에서 잔차의 양자화
CN110392265B (zh) * 2019-08-27 2022-03-25 广州虎牙科技有限公司 帧间运动估计方法、装置、电子设备及可读存储介质
CN111260022B (zh) * 2019-11-22 2023-09-05 中国电子科技集团公司第五十二研究所 一种卷积神经网络全int8定点量化的方法
CN111950716A (zh) * 2020-08-25 2020-11-17 云知声智能科技股份有限公司 一种优化int8的量化方法及系统
CN116156170B (zh) * 2023-04-24 2024-04-16 北京中星微人工智能芯片技术有限公司 数据流的发送方法、装置、电子设备和存储介质

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2781535B2 (ja) 1994-07-13 1998-07-30 松下電器産業株式会社 デジタル符号化装置及びデジタル符号復号化装置
KR100186915B1 (ko) 1994-07-13 1999-05-01 모리시다 요이치 디지털 부호화 장치 및 디지털 부호 복호화 장치
US6134270A (en) * 1997-06-13 2000-10-17 Sun Microsystems, Inc. Scaled forward and inverse discrete cosine transform and video compression/decompression systems employing the same
US7620252B2 (en) * 2005-04-22 2009-11-17 Hewlett-Packard Development Company, L.P. System and method for compressing an image
US8619860B2 (en) 2005-05-03 2013-12-31 Qualcomm Incorporated System and method for scalable encoding and decoding of multimedia data using multiple layers
US8358704B2 (en) * 2006-04-04 2013-01-22 Qualcomm Incorporated Frame level multimedia decoding with frame information table
JP5232796B2 (ja) 2006-12-14 2013-07-10 トムソン ライセンシング 適応エンハンスメントレイヤ予測を使用したビット深度スケーラブルなビデオデータを符号化及び／又は復号化する方法及び装置
ATE489808T1 (de) 2007-01-18 2010-12-15 Fraunhofer Ges Forschung Qualitätsskalierbarer videodatenstrom
ES2711203T3 (es) 2007-06-29 2019-04-30 Velos Media Int Ltd Dispositivo de codificación de imágenes y dispositivo de decodificación de imágenes
US8175158B2 (en) 2008-01-04 2012-05-08 Sharp Laboratories Of America, Inc. Methods and systems for inter-layer image prediction parameter determination
CN101466040B (zh) 2009-01-09 2010-12-01 北京大学 一种用于视频编码模式决策的码率估计方法
KR101712097B1 (ko) * 2009-08-19 2017-03-03 삼성전자 주식회사 유연한 직교 변환에 기초한 영상 부호화, 복호화 방법 및 장치
CN106101717B (zh) * 2010-01-12 2019-07-26 Lg电子株式会社 视频信号的处理方法和设备
CN103125116A (zh) * 2010-09-28 2013-05-29 三星电子株式会社 视频编码方法和装置以及解码方法和装置
US9300943B2 (en) * 2011-01-12 2016-03-29 Panasonic Intellectual Property Corporation Of America Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
WO2012096194A1 (ja) 2011-01-14 2012-07-19 パナソニック株式会社 画像符号化方法、画像符号化装置、画像復号化方法、画像復号化装置および画像符号化復号化装置
WO2012167711A1 (en) 2011-06-10 2012-12-13 Mediatek Inc. Method and apparatus of scalable video coding
AU2012200319B2 (en) 2012-01-19 2015-11-26 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit
US10257520B2 (en) * 2012-06-26 2019-04-09 Velos Media, Llc Modified coding for transform skipping

Also Published As

Publication number Publication date
EP2893703B1 (en) 2019-05-15
US10194158B2 (en) 2019-01-29
CN104604224B (zh) 2019-05-10
JP2015530830A (ja) 2015-10-15
CN104604224A (zh) 2015-05-06
EP2893703A1 (en) 2015-07-15
KR20150052247A (ko) 2015-05-13
US20140064361A1 (en) 2014-03-06
WO2014039398A1 (en) 2014-03-13

Similar Documents

Publication Publication Date Title
JP6293756B2 (ja) スケーラブルビデオ符号化における変換基準の調整
TWI766844B (zh) 針對視訊寫碼使用與位置相關之預測組合之改良視訊幀內預測
CN104737537B (zh) 用于译码数字视频的设备、解码视频的方法、编码视频的方法及计算机可读存储媒体
US9756335B2 (en) Optimizations on inter-layer prediction signalling for multi-layer video coding
JP6352314B2 (ja) 異なるアスペクト比を伴う空間スケーラビリティのためのレイヤ間の参照ピクチャの構築
KR102182441B1 (ko) 비디오 코딩에서 ｈｅｖｃ 확장들을 위한 다중 계층들의 저복잡도 지원
JP6193370B2 (ja) 適応差分領域空間および時間参照再構成およびスムージング
CN104429076B (zh) 用于可缩放视频译码和3d视频译码的一般化残差预测
CN104620577B (zh) 在一般化残差预测的框架下的经加权差预测
JP6352391B2 (ja) Ｓｈｖｃのための複数のベースレイヤ参照ピクチャ
JP6199371B2 (ja) ビデオ・コーディングのためのインタ・レイヤ・テクスチャ予測
US20130329806A1 (en) Bi-layer texture prediction for video coding
US9479788B2 (en) Systems and methods for low complexity encoding and background detection
US9386306B2 (en) Enhancement layer scan order derivation for scalable video coding

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20150508

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20160805

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20160805

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20170413

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20170606

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170808

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20171107

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20171227

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: 20180116

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20180214

R150 Certificate of patent or registration of utility model

Ref document number: 6293756

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees