RU2665309C2 - Кодирование и декодирование данных - Google Patents

Кодирование и декодирование данных Download PDF

Info

Publication number
RU2665309C2
RU2665309C2 RU2016115854A RU2016115854A RU2665309C2 RU 2665309 C2 RU2665309 C2 RU 2665309C2 RU 2016115854 A RU2016115854 A RU 2016115854A RU 2016115854 A RU2016115854 A RU 2016115854A RU 2665309 C2 RU2665309 C2 RU 2665309C2
Authority
RU
Russia
Prior art keywords
array
values
video data
data
conversion
Prior art date
Application number
RU2016115854A
Other languages
English (en)
Russian (ru)
Other versions
RU2016115854A (ru
Inventor
Джеймс Александр ГЭМЕЙ
Карл Джеймс ШАРМАН
Original Assignee
Сони Корпорейшн
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 Сони Корпорейшн filed Critical Сони Корпорейшн
Publication of RU2016115854A publication Critical patent/RU2016115854A/ru
Application granted granted Critical
Publication of RU2665309C2 publication Critical patent/RU2665309C2/ru

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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • 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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • 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
    • H04N19/18—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
RU2016115854A 2013-09-25 2014-09-24 Кодирование и декодирование данных RU2665309C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1317041.0 2013-09-25
GB1317041.0A GB2518823A (en) 2013-09-25 2013-09-25 Data encoding and decoding
PCT/GB2014/052902 WO2015044660A1 (en) 2013-09-25 2014-09-24 Data encoding and decoding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
RU2018130348A Division RU2760234C2 (ru) 2013-09-25 2014-09-24 Кодирование и декодирование данных

Publications (2)

Publication Number Publication Date
RU2016115854A RU2016115854A (ru) 2017-10-30
RU2665309C2 true RU2665309C2 (ru) 2018-08-28

Family

ID=49553411

Family Applications (2)

Application Number Title Priority Date Filing Date
RU2016115854A RU2665309C2 (ru) 2013-09-25 2014-09-24 Кодирование и декодирование данных
RU2018130348A RU2760234C2 (ru) 2013-09-25 2014-09-24 Кодирование и декодирование данных

Family Applications After (1)

Application Number Title Priority Date Filing Date
RU2018130348A RU2760234C2 (ru) 2013-09-25 2014-09-24 Кодирование и декодирование данных

Country Status (11)

Country Link
US (2) US10575017B2 (enExample)
EP (1) EP3036904B1 (enExample)
JP (1) JP6548635B2 (enExample)
CN (2) CN105580367B (enExample)
AU (1) AU2014326421B2 (enExample)
CA (1) CA2923556C (enExample)
GB (1) GB2518823A (enExample)
MX (1) MX366389B (enExample)
RU (2) RU2665309C2 (enExample)
TW (1) TWI650012B (enExample)
WO (1) WO2015044660A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2773384C1 (ru) * 2020-03-30 2022-06-03 Тенсент Америка Ллс Способ кодирования атрибутов для кодирования облака точек

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10091506B2 (en) * 2015-06-11 2018-10-02 Sony Corporation Data-charge phase data compression architecture
US10027968B2 (en) * 2015-06-12 2018-07-17 Sony Corporation Data-charge phase data compression tool
US10123044B2 (en) * 2015-07-16 2018-11-06 Mediatek Inc. Partial decoding circuit of video encoder/decoder for dealing with inverse second transform and partial encoding circuit of video encoder for dealing with second transform
US10224042B2 (en) * 2016-10-31 2019-03-05 Qualcomm Incorporated Encoding of multiple audio signals
US11445186B2 (en) 2016-11-25 2022-09-13 Kt Corporation Method and apparatus for processing video signal
KR20180089290A (ko) 2017-01-31 2018-08-08 세종대학교산학협력단 영상의 부호화/복호화 방법 및 장치
GB2570710B (en) * 2018-02-05 2022-10-12 Sony Corp Data encoding and decoding
KR20220030999A (ko) * 2019-06-14 2022-03-11 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스케일링에 기초하는 개선된 변환을 갖는 인코더, 디코더, 방법 및 컴퓨터 프로그램
US20220256151A1 (en) * 2019-08-23 2022-08-11 Sony Group Corporation Image processing device and method
WO2021086023A1 (ko) * 2019-10-28 2021-05-06 엘지전자 주식회사 적응적 변환을 이용하여 레지듀얼 처리를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
US11490122B2 (en) * 2020-09-24 2022-11-01 Tencent America LLC Method and apparatus for video coding

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013012930A1 (en) * 2011-07-19 2013-01-24 Qualcomm Incorporated Coefficient scanning in video coding
RU2011134659A (ru) * 2009-01-22 2013-02-27 Нтт Докомо, Инк. Устройство, способ и программа для прогнозирующего кодирования изображений, устройство, способ и программа для прогнозирующего декодирования изображений и система и способ кодирования/декодирования

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3542911B2 (ja) * 1998-08-24 2004-07-14 日本電気株式会社 動画圧縮装置
EP1569458A1 (en) * 2004-02-12 2005-08-31 Matsushita Electric Industrial Co., Ltd. Encoding and decoding of video images based on a non-linear quantization
US7519229B2 (en) * 2004-03-30 2009-04-14 Apple, Inc. Video coding system providing separate coding chains for dynamically selected small-size or full-size playback
RU2007128067A (ru) * 2004-12-22 2009-01-27 Конинклейке Филипс Электроникс Н.В. (Nl) Масштабируемое кодирование
US20120128074A1 (en) * 2008-08-12 2012-05-24 Nokia Corporation Video coding using spatially varying transform
JP5604825B2 (ja) * 2009-08-19 2014-10-15 ソニー株式会社 画像処理装置および方法
US9706214B2 (en) * 2010-12-24 2017-07-11 Microsoft Technology Licensing, Llc Image and video decoding implementations
US9854275B2 (en) 2011-06-25 2017-12-26 Qualcomm Incorporated Quantization in video coding
GB2492333B (en) * 2011-06-27 2018-12-12 British Broadcasting Corp Video encoding and decoding using transforms
WO2013058542A1 (ko) * 2011-10-17 2013-04-25 주식회사 케이티 영상 부호화/복호화 방법 및 그 장치
GB2496197A (en) * 2011-11-07 2013-05-08 Sony Corp Frequency Domain Video Data Reordering for Encoding
GB2496194A (en) * 2011-11-07 2013-05-08 Sony Corp Entropy encoding video data using reordering patterns
TWI592011B (zh) 2012-06-29 2017-07-11 Sony Corp Image processing device and method
CN115052158A (zh) * 2012-07-02 2022-09-13 韩国电子通信研究院 视频编码/解码方法和非暂时性计算机可读记录介质
US9253483B2 (en) * 2012-09-25 2016-02-02 Google Technology Holdings LLC Signaling of scaling list

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2011134659A (ru) * 2009-01-22 2013-02-27 Нтт Докомо, Инк. Устройство, способ и программа для прогнозирующего кодирования изображений, устройство, способ и программа для прогнозирующего декодирования изображений и система и способ кодирования/декодирования
WO2013012930A1 (en) * 2011-07-19 2013-01-24 Qualcomm Incorporated Coefficient scanning in video coding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Y. MORIGAMI et al. "On Transform Skip", JCTVC-J0184 (version 3), опубл. 18.07.2012 на 12 страницах [найдено 23.01.2018], размещено в Интернет по адресу URL:http://phenix.it-sudparis.eu/jct/doc_end_user/current_document.php?id=6047. H. Y. KIM et al. "QM Bypass for Transform Skip Mode", JCTVC-J0201 (version 2), опубл. 09.07.2012 на 5 страницах [найдено 23.01.2018], размещено в Интернет по адресу URL:http://phenix.it-sudparis.eu/jct/doc_end_user/current_document.php?id=6064. D. FLYNN et al. "Transform Skipping in the presence of Scaling Lists", JCTVC-J0092 (version 2), опубл. 05.07.2012 на 6 страницах [найдено 23.01.2018], размещено в Интернет по адресу URL:http://phenix.it-sudparis.eu/jct/doc_end_user/current_document.php?id=5955. *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2773384C1 (ru) * 2020-03-30 2022-06-03 Тенсент Америка Ллс Способ кодирования атрибутов для кодирования облака точек

Also Published As

Publication number Publication date
CN105580367A (zh) 2016-05-11
CA2923556C (en) 2021-11-23
US10958938B2 (en) 2021-03-23
US10575017B2 (en) 2020-02-25
AU2014326421B2 (en) 2019-04-04
CA2923556A1 (en) 2015-04-02
RU2760234C2 (ru) 2021-11-23
US20200195971A1 (en) 2020-06-18
TW201517600A (zh) 2015-05-01
US20160227252A1 (en) 2016-08-04
GB201317041D0 (en) 2013-11-06
CN109451311B (zh) 2023-06-30
BR112016006042A2 (pt) 2017-08-01
EP3036904A1 (en) 2016-06-29
RU2018130348A3 (enExample) 2021-10-20
GB2518823A (en) 2015-04-08
MX366389B (es) 2019-07-08
RU2018130348A (ru) 2019-03-15
JP2016532341A (ja) 2016-10-13
JP6548635B2 (ja) 2019-07-24
TWI650012B (zh) 2019-02-01
MX2016003402A (es) 2016-06-30
AU2014326421A1 (en) 2016-03-17
EP3036904B1 (en) 2020-01-15
CN109451311A (zh) 2019-03-08
CN105580367B (zh) 2018-11-13
RU2016115854A (ru) 2017-10-30
WO2015044660A1 (en) 2015-04-02

Similar Documents

Publication Publication Date Title
RU2665309C2 (ru) Кодирование и декодирование данных
RU2679991C2 (ru) Кодирование и декодирование видеоданных
JP7319389B2 (ja) 適応ループ・フィルタを用いたエンコーダ、デコーダおよび対応する方法
TWI750624B (zh) 編解碼變換係數的方法及裝置
WO2018061588A1 (ja) 画像符号化装置、画像符号化方法、及び画像符号化プログラム、並びに、画像復号装置、画像復号方法、及び画像復号プログラム
US9277211B2 (en) Binarization scheme for intra prediction residuals and improved intra prediction in lossless coding in HEVC
KR20150006440A (ko) 무손실 인트라 ｈｅｖｃ 코딩을 위한 지수-골룸 이진화에 대한 파라미터 결정
US11284105B2 (en) Data encoding and decoding
CN101647284B (zh) 为空域图像编码和解码中的块的元素选择扫描路径的方法和装置
US12256108B2 (en) High definition VP8 decoder
JP6402520B2 (ja) 符号化装置、方法、プログラム及び機器
JP2020156044A (ja) 動画像符号化装置、動画像復号装置及びプログラム
Takamura et al. Lossless scalable video coding with H. 264 compliant base layer
JP2025102933A (ja) 画像データの符号化及び復号化