CN115604482A - 基于自适应变换的视频压缩的最后系数编码 - Google Patents

基于自适应变换的视频压缩的最后系数编码 Download PDF

Info

Publication number
CN115604482A
CN115604482A CN202211230247.3A CN202211230247A CN115604482A CN 115604482 A CN115604482 A CN 115604482A CN 202211230247 A CN202211230247 A CN 202211230247A CN 115604482 A CN115604482 A CN 115604482A
Authority
CN
China
Prior art keywords
transform
block
partial
transform coefficient
prefix
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.)
Pending
Application number
CN202211230247.3A
Other languages
English (en)
Chinese (zh)
Inventor
S.拉瑟尔
S.普里
P.勒卡莱特
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.)
InterDigital VC Holdings Inc
Original Assignee
InterDigital VC Holdings 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 InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CN115604482A publication Critical patent/CN115604482A/zh
Pending legal-status Critical Current

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
    • H04N19/13—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
    • H04N19/102—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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/10—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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/60—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
    • H04N19/90—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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive

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)
CN202211230247.3A 2016-07-15 2017-07-12 基于自适应变换的视频压缩的最后系数编码 Pending CN115604482A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP16305919.9 2016-07-15
EP16305919.9A EP3270595A1 (en) 2016-07-15 2016-07-15 Method and apparatus for last coefficient coding for adaptive transform based video compression
CN201780041911.0A CN109417626B (zh) 2016-07-15 2017-07-12 基于自适应变换的视频压缩的最后系数编码
PCT/EP2017/067616 WO2018011303A1 (en) 2016-07-15 2017-07-12 Last coefficient coding for adaptive transform based video compression

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201780041911.0A Division CN109417626B (zh) 2016-07-15 2017-07-12 基于自适应变换的视频压缩的最后系数编码

Publications (1)

Publication Number Publication Date
CN115604482A true CN115604482A (zh) 2023-01-13

Family

ID=56511500

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202211230247.3A Pending CN115604482A (zh) 2016-07-15 2017-07-12 基于自适应变换的视频压缩的最后系数编码
CN201780041911.0A Active CN109417626B (zh) 2016-07-15 2017-07-12 基于自适应变换的视频压缩的最后系数编码

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201780041911.0A Active CN109417626B (zh) 2016-07-15 2017-07-12 基于自适应变换的视频压缩的最后系数编码

Country Status (6)

Country Link
US (3) US11496752B2 (enExample)
EP (2) EP3270595A1 (enExample)
JP (1) JP7489776B2 (enExample)
KR (4) KR20190035681A (enExample)
CN (2) CN115604482A (enExample)
WO (1) WO2018011303A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021510022A (ja) * 2018-11-12 2021-04-08 エルジー エレクトロニクス インコーポレイティド 高周波ゼロイングに基づいて変換係数をコーディングする方法及びその装置
CN113940072B (zh) * 2019-06-19 2025-05-13 索尼集团公司 图像处理装置和方法
WO2021036979A1 (en) 2019-08-24 2021-03-04 Beijing Bytedance Network Technology Co., Ltd. Residual coefficients coding

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012139192A2 (en) * 2011-04-15 2012-10-18 Research In Motion Limited Methods and devices for coding and decoding the position of the last significant coefficient
US20130003835A1 (en) * 2011-06-28 2013-01-03 Qualcomm Incorporated Coding of last significant transform coefficient
US20130114676A1 (en) * 2011-11-08 2013-05-09 Qualcomm Incorporated Context optimization for last significant coefficient position coding
US20130272389A1 (en) * 2012-04-13 2013-10-17 Texas Instruments Incorporated Reducing Context Coded and Bypass Coded Bins to Improve Context Adaptive Binary Arithmetic Coding (CABAC) Throughput
CN104272735A (zh) * 2013-01-16 2015-01-07 黑莓有限公司 针对视频的上下文自适应二进制熵编码的变换系数编码
US20150078432A1 (en) * 2013-09-19 2015-03-19 Blackberry Limited Coding position data for the last non-zero transform coefficient in a coefficient group

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9008171B2 (en) 2008-01-08 2015-04-14 Qualcomm Incorporated Two pass quantization for CABAC coders
PL2628299T3 (pl) * 2010-10-14 2019-12-31 Interdigital Vc Holdings, Inc. Sposób i urządzenie do ulepszonego kodowania i dekodowania entropijnego
WO2013017092A1 (en) 2011-08-04 2013-02-07 Mediatek Inc. Method and apparatus for reordered binarization of syntax elements in cabac
EP2795901A1 (en) 2011-12-20 2014-10-29 Motorola Mobility LLC Method and apparatus for efficient transform unit encoding
CN104067614B (zh) * 2011-12-28 2018-07-27 夏普株式会社 算术解码装置、图像解码装置以及算术编码装置
WO2013109990A2 (en) * 2012-01-20 2013-07-25 General Instrument Corporation Devices and methods for context reduction in last significant coefficient position coding
EP2858353B1 (en) * 2012-06-01 2019-03-20 Velos Media International Limited Arithmetic decoding device, image decoding device, arithmetic encoding device, and image encoding device
US9350998B2 (en) * 2012-06-29 2016-05-24 Qualcomm Incorporated Coding of significance flags
US9432696B2 (en) * 2014-03-17 2016-08-30 Qualcomm Incorporated Systems and methods for low complexity forward transforms using zeroed-out coefficients
US9734601B2 (en) * 2014-04-04 2017-08-15 The Board Of Trustees Of The University Of Illinois Highly accelerated imaging and image reconstruction using adaptive sparsifying transforms
US10277905B2 (en) * 2015-09-14 2019-04-30 Google Llc Transform selection for non-baseband signal coding
EP3166313A1 (en) 2015-11-09 2017-05-10 Thomson Licensing Encoding and decoding method and corresponding devices
US9942548B2 (en) * 2016-02-16 2018-04-10 Google Llc Entropy coding transform partitioning information
EP3270594A1 (en) 2016-07-15 2018-01-17 Thomson Licensing Method and apparatus for advanced cabac context adaptation for last coefficient coding

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012139192A2 (en) * 2011-04-15 2012-10-18 Research In Motion Limited Methods and devices for coding and decoding the position of the last significant coefficient
US20130003835A1 (en) * 2011-06-28 2013-01-03 Qualcomm Incorporated Coding of last significant transform coefficient
US20130114676A1 (en) * 2011-11-08 2013-05-09 Qualcomm Incorporated Context optimization for last significant coefficient position coding
US20130272389A1 (en) * 2012-04-13 2013-10-17 Texas Instruments Incorporated Reducing Context Coded and Bypass Coded Bins to Improve Context Adaptive Binary Arithmetic Coding (CABAC) Throughput
CN104272735A (zh) * 2013-01-16 2015-01-07 黑莓有限公司 针对视频的上下文自适应二进制熵编码的变换系数编码
US20150078432A1 (en) * 2013-09-19 2015-03-19 Blackberry Limited Coding position data for the last non-zero transform coefficient in a coefficient group

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
OSMAN G. SEZER ET AL: "Sparse orthonormal transforms for image compression", 15TH IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING,, 12 October 2008 (2008-10-12), pages 149 - 152 *

Also Published As

Publication number Publication date
US20230039301A1 (en) 2023-02-09
KR20250151604A (ko) 2025-10-21
US11496752B2 (en) 2022-11-08
US20250088645A1 (en) 2025-03-13
EP3485640A1 (en) 2019-05-22
US12192487B2 (en) 2025-01-07
EP3485640B1 (en) 2025-09-03
JP7489776B2 (ja) 2024-05-24
CN109417626B (zh) 2022-10-21
JP2019520773A (ja) 2019-07-18
KR20190035681A (ko) 2019-04-03
KR20220058973A (ko) 2022-05-10
WO2018011303A1 (en) 2018-01-18
KR20230152782A (ko) 2023-11-03
CN109417626A (zh) 2019-03-01
US20190297335A1 (en) 2019-09-26
EP3270595A1 (en) 2018-01-17

Similar Documents

Publication Publication Date Title
JP7181126B2 (ja) 改善されたエントロピー符号化および復号を行う方法および装置
CN104471934B (zh) 对视频进行熵编码的方法和设备以及对视频进行熵解码的方法和设备
CN105684442B (zh) 用于编码/解码图像的方法
US9219912B2 (en) Coding of residual data in predictive compression
US20190253735A1 (en) Method and apparatus for advanced cabac context adaptation for last coefficient coding
WO2008108534A1 (en) Method and apparatus for context adaptive binary arithmetic coding and decoding
CN103974065A (zh) 编码方法和解码方法、编码器和解码器以及数据信号
US12192487B2 (en) Last coefficient coding for adaptive transform based video compression
CN104365099A (zh) 用于变换系数等级的熵编码和熵解码的参数更新方法以及使用该方法的变换系数等级的熵编码装置和熵解码装置
EP2661893A1 (en) Coding of residual data in predictive compression
WO2015194185A1 (en) Efficient palette coding for screen content codings
CN105993173A (zh) Hevc中cabac的变换跳过块的改进编码
KR20120071253A (ko) 무손실 부호화를 위한 엔트로피 부호화 방법 및 엔트로피 부호화기
CN117981306A (zh) 用于视频编码的独立基于历史的莱斯参数推导

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination