JP7633174B2 - 変換スキップモードのための係数コーディング - Google Patents

変換スキップモードのための係数コーディング Download PDF

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JP7633174B2
JP7633174B2 JP2021551924A JP2021551924A JP7633174B2 JP 7633174 B2 JP7633174 B2 JP 7633174B2 JP 2021551924 A JP2021551924 A JP 2021551924A JP 2021551924 A JP2021551924 A JP 2021551924A JP 7633174 B2 JP7633174 B2 JP 7633174B2
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coefficient
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カルチェビチ、マルタ
コバン、ムハンメド・ゼイド
ワン、ホンタオ
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Qualcomm Inc
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    • 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
    • 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
    • H04N19/10—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
    • H04N19/182—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 pixel
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2021551924A 2019-03-11 2020-03-11 変換スキップモードのための係数コーディング Active JP7633174B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962816745P 2019-03-11 2019-03-11
US62/816,745 2019-03-11
US201962850453P 2019-05-20 2019-05-20
US62/850,453 2019-05-20
US16/814,654 US11202100B2 (en) 2019-03-11 2020-03-10 Coefficient coding for transform skip mode
US16/814,654 2020-03-10
PCT/US2020/022065 WO2020185875A1 (en) 2019-03-11 2020-03-11 Coefficient coding for transform skip mode

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JP2022523789A5 JP2022523789A5 (https=) 2023-02-27
JP7633174B2 true JP7633174B2 (ja) 2025-02-19

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EP (1) EP3939284A1 (https=)
JP (1) JP7633174B2 (https=)
KR (1) KR20210134337A (https=)
CN (1) CN113545058B (https=)
AU (1) AU2020239051B2 (https=)
BR (1) BR112021017448A2 (https=)
CA (1) CA3130803A1 (https=)
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CO (1) CO2021011790A2 (https=)
IL (1) IL285621B2 (https=)
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Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11202111530YA (en) 2019-04-24 2021-11-29 Bytedance Inc Constraints on quantized residual differential pulse code modulation representation of coded video
KR102707777B1 (ko) 2019-05-01 2024-09-20 바이트댄스 아이엔씨 양자화된 잔차 차동 펄스 코드 변조 코딩을 사용하는 인트라 코딩된 비디오
CN113785568B (zh) 2019-05-02 2024-03-08 字节跳动有限公司 变换跳过模式下的信令通知
WO2020223615A1 (en) 2019-05-02 2020-11-05 Bytedance Inc. Coding mode based on a coding tree structure type
CN117834875A (zh) * 2019-06-14 2024-04-05 松下电器（美国）知识产权公司 编码装置、解码装置和非暂时性的计算机可读取介质
CN114041287B (zh) 2019-06-21 2024-10-22 北京字节跳动网络技术有限公司 自适应环内颜色空间转换和其他视频编解码工具的选择性使用
HUE069274T2 (hu) * 2019-08-31 2025-02-28 Lg Electronics Inc Video- vagy képkódoló eljárás és eszköz az eljáráshoz
EP4024861A4 (en) 2019-08-31 2023-06-28 LG Electronics Inc. Method for decoding video for residual coding and device therefor
BR112022002916A2 (pt) * 2019-09-25 2022-05-10 Panasonic Ip Corp America Codificador, decodificador, método de codificação e método de decodificação
CN117336478A (zh) 2019-11-07 2024-01-02 抖音视界有限公司 视频编解码的自适应环内颜色空间变换的量化特性
MX2022012270A (es) * 2020-03-31 2022-12-13 Lg Electronics Inc Método de decodificación de imágenes para codificación residual, y dispositivo para el mismo.
WO2021197406A1 (en) * 2020-04-02 2021-10-07 Beijing Bytedance Network Technology Co., Ltd. Coefficients coding in transform skip mode
US12439095B2 (en) * 2021-04-16 2025-10-07 Tencent America LLC Entropy coding of sign map for transform coefficients
JP2025504424A (ja) * 2022-01-13 2025-02-12 ノキア テクノロジーズ オサケユイチア クロス成分パラメータ決定のための装置、方法、およびコンピュータプログラム
US12526443B2 (en) * 2022-01-13 2026-01-13 Qualcomm Incorporated Coding video data using out-of-boundary motion vectors
US12464132B2 (en) * 2022-03-01 2025-11-04 Tencent America LLC Coefficient sign prediction for transform skip

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7626518B2 (en) * 2006-06-08 2009-12-01 Via Technologies, Inc. Decoding systems and methods in computational core of programmable graphics processing unit
US9106913B2 (en) * 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
CN107529709B (zh) * 2011-06-16 2019-05-07 Ge视频压缩有限责任公司 解码器、编码器、解码和编码视频的方法及存储介质
US10390046B2 (en) 2011-11-07 2019-08-20 Qualcomm Incorporated Coding significant coefficient information in transform skip mode
US9253481B2 (en) * 2012-01-13 2016-02-02 Qualcomm Incorporated Determining contexts for coding transform coefficient data in video coding
RU2708967C2 (ru) * 2012-01-20 2019-12-12 ДжиИ Видео Компрешн, ЭлЭлСи Кодирование коэффициентов преобразования
US9621921B2 (en) 2012-04-16 2017-04-11 Qualcomm Incorporated Coefficient groups and coefficient coding for coefficient scans
US9426466B2 (en) 2012-06-22 2016-08-23 Qualcomm Incorporated Transform skip mode
US9538175B2 (en) * 2012-09-26 2017-01-03 Qualcomm Incorporated Context derivation for context-adaptive, multi-level significance coding
WO2014053428A1 (en) * 2012-10-01 2014-04-10 Telefonaktiebolaget L M Ericsson (Publ) Coding and decoding of transform skipped blocks
US9456210B2 (en) 2013-10-11 2016-09-27 Blackberry Limited Sign coding for blocks with transform skipped
US11233998B2 (en) * 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
US10440399B2 (en) * 2015-11-13 2019-10-08 Qualcomm Incorporated Coding sign information of video data
US10623737B2 (en) * 2016-10-04 2020-04-14 Qualcomm Incorporated Peak sample adaptive offset
WO2018190595A1 (ko) * 2017-04-13 2018-10-18 엘지전자(주) 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치
EP3490253A1 (en) * 2017-11-23 2019-05-29 Thomson Licensing Encoding and decoding methods and corresponding devices
EP3503557A1 (en) * 2017-12-22 2019-06-26 Thomson Licensing Method and apparatus for video encoding and decoding based on context switching
US10506242B2 (en) * 2018-01-30 2019-12-10 Google Llc Efficient context model computation design in transform coefficient coding
US11019346B2 (en) * 2018-07-02 2021-05-25 Qualcomm Incorporated Coefficient coding with grouped bypass remaining levels for dependent quantization
BR122021012456B1 (pt) * 2019-01-15 2022-03-22 Lg Electronics Inc Método de decodificação de uma imagem realizado por um aparelho de decodificação, método de codificação de uma imagem realizado por um aparelho de codificação, aparelho de decodificação para decodificação de imagem, aparelho de codificação para codificação de imagem e mídia de armazenamento digital legível por computador não transitória

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, et al.，"Versatile Video Coding (Draft 5)"，Document: JVET-N1001-v10, [online]，JVET-N1001 (version 10)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年07月02日，Pages 116,124,125，[令和5年11月28日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=6640> and <URL: https://jvet-experts.org/doc_end_user/documents/14_Geneva/wg11/JVET-N1001-v10.zip>.，(See document file "JVET-N1001-v10.docx" in the zip file "JVET-N1001-v10.zip".)
Jianle Chen, et al.，"Algorithm description for Versatile Video Coding and Test Model 6 (VTM 6)"，Document: JVET-O2002-v2, [online]，JVET-O2002 (version 2)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年09月10日，Pages 1,6,7,82-84，[令和6年5月10日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=7826> and <URL: https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O2002-v2.zip>.，(See document file "JVET-O2002-v2.docx" in the zip file "JVET-O2002-v2.zip".)
Marta Karczewicz, et al.，"CE7: Sign context, level mapping, and bitplane coding for TS residual coding (CE7-3.7, CE7-3.8, CE7-3.9, CE7-3.10, and CE7-3.11)"，Document: JVET-O0122-v3, [online]，JVET-O0122 (version 3)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年07月04日，Pages 1-22，[令和5年11月28日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=6726> and <URL: https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0122-v3.zip>.，(See document file "JVET-O0122-v3-clean.docx" in the zip file "JVET-O0122-v3.zip".)
村上 篤道（外２名）編，「高効率映像符号化技術 HEVC/H.265とその応用」，第１版，日本，株式会社オーム社，2013年02月25日，第39～43,69～73,145,157,158頁，ISBN: 978-4-274-21329-8.

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CL2021002355A1 (es) 2022-06-03
CO2021011790A2 (es) 2021-09-20
WO2020185875A1 (en) 2020-09-17
AU2020239051A1 (en) 2021-09-09
SG11202108728RA (en) 2021-09-29
EP3939284A1 (en) 2022-01-19
MY208410A (en) 2025-05-08
CN113545058B (zh) 2025-06-24
MX2021011042A (es) 2021-10-13
BR112021017448A2 (pt) 2021-11-16
JP2022523789A (ja) 2022-04-26
CA3130803A1 (en) 2020-09-17
IL285621A (en) 2021-09-30
ZA202106737B (en) 2025-01-29
CN113545058A (zh) 2021-10-22
US11202100B2 (en) 2021-12-14
US20200296420A1 (en) 2020-09-17
SA521430243B1 (ar) 2025-05-25
TW202041009A (zh) 2020-11-01
IL285621B2 (en) 2024-05-01
TWI848073B (zh) 2024-07-11
AU2020239051B2 (en) 2025-06-05
IL285621B1 (en) 2024-01-01
KR20210134337A (ko) 2021-11-09
PH12021551956A1 (en) 2022-07-18

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