JP7451504B2 - ビデオ信号符号化/復号化方法およびそのための機器 - Google Patents

ビデオ信号符号化/復号化方法およびそのための機器 Download PDF

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JP7451504B2
JP7451504B2 JP2021515143A JP2021515143A JP7451504B2 JP 7451504 B2 JP7451504 B2 JP 7451504B2 JP 2021515143 A JP2021515143 A JP 2021515143A JP 2021515143 A JP2021515143 A JP 2021515143A JP 7451504 B2 JP7451504 B2 JP 7451504B2
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リー、ベグン
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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JP2024034202A JP7661557B2 (ja) 2018-09-21 2024-03-06 ビデオ信号符号化/復号化方法およびそのための機器
JP2025058428A JP7821351B2 (ja) 2018-09-21 2025-03-31 ビデオ信号符号化/復号化方法およびそのための機器
JP2026018049A JP2026071344A (ja) 2018-09-21 2026-02-05 ビデオ信号符号化/復号化方法およびそのための機器

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KR10-2018-0114347 2018-09-21
KR20180114346 2018-09-21
KR20180114345 2018-09-21
KR10-2019-0022754 2019-02-26
KR20190022754 2019-02-26
PCT/KR2019/012291 WO2020060328A1 (ko) 2018-09-21 2019-09-20 영상 신호 부호화/복호화 방법 및 이를 위한 장치

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025098241A (ja) * 2018-09-21 2025-07-01 オッポ広東移動通信有限公司 ビデオ信号符号化/復号化方法およびそのための機器

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3975572A1 (en) * 2018-09-11 2022-03-30 LG Electronics Inc. Residual coding method and device for same
JP7277586B2 (ja) * 2018-12-21 2023-05-19 ホアウェイ・テクノロジーズ・カンパニー・リミテッド モードおよびサイズに依存したブロックレベル制限の方法および装置
CN113557719B (zh) * 2019-03-11 2023-09-12 日本放送协会 图像编码装置、图像解码装置和程序
KR20250048806A (ko) * 2019-03-22 2025-04-10 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측 기반 영상 디코딩 방법 및 그 장치
AU2020256658B2 (en) 2019-04-12 2025-07-24 Beijing Bytedance Network Technology Co., Ltd. Most probable mode list construction for matrix-based intra prediction
CN117499656A (zh) 2019-04-16 2024-02-02 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
CN113728647B (zh) 2019-05-01 2023-09-05 北京字节跳动网络技术有限公司 基于矩阵的帧内预测的上下文编码
CN117241018A (zh) 2019-05-01 2023-12-15 北京字节跳动网络技术有限公司 使用滤波的基于矩阵的帧内预测
JP2022533190A (ja) 2019-05-22 2022-07-21 北京字節跳動網絡技術有限公司 アップサンプリングを使用した行列ベースのイントラ予測
CN113924775B (zh) 2019-05-31 2023-11-14 北京字节跳动网络技术有限公司 基于矩阵的帧内预测中的限制的上采样
WO2020244610A1 (en) 2019-06-05 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Context determination for matrix-based intra prediction
CN121691720A (zh) 2019-07-07 2026-03-17 Oppo广东移动通信有限公司 图像预测方法、编码器、解码器以及存储介质
JP7404526B2 (ja) 2019-10-28 2023-12-25 北京字節跳動網絡技術有限公司 カラーコンポーネントに基づくシンタックスシグナリング及び構文解析
WO2021193775A1 (ja) * 2020-03-27 2021-09-30 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
WO2021196231A1 (zh) * 2020-04-03 2021-10-07 Oppo广东移动通信有限公司 变换方法、编码器、解码器以及存储介质
CN113852816A (zh) * 2021-09-28 2021-12-28 浙江大华技术股份有限公司 视频帧处理方法、装置、计算机设备和可读存储介质
CN118743217A (zh) * 2021-12-09 2024-10-01 联发科技股份有限公司 视频编解码系统中用于变换系数的符号编解码的方法与装置
EP4449720A4 (en) * 2021-12-16 2025-12-03 Beijing Dajia Internet Information Tech Co Ltd METHODS AND DEVICES FOR DERIVATING CANDIDATES FOR AN AFFINE FUSION MODE IN A VIDEO CODING

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020007785A1 (en) 2018-07-02 2020-01-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Entropy coding of transform coefficients suitable for dependent scalar quantization
WO2020060282A1 (ko) 2018-09-20 2020-03-26 엘지전자 주식회사 변환 계수 레벨 코딩 방법 및 그 장치

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101457894B1 (ko) 2009-10-28 2014-11-05 삼성전자주식회사 영상 부호화 방법 및 장치, 복호화 방법 및 장치
KR101269116B1 (ko) * 2010-12-14 2013-05-29 엠앤케이홀딩스 주식회사 인터 예측 부호화된 동영상 복호화 방법
KR101571947B1 (ko) * 2011-03-08 2015-11-25 가부시키가이샤 제이브이씨 켄우드 동화상 부호화 장치, 동화상 부호화방법 및 동화상 부호화 프로그램, 및 동화상 복호 장치, 동화상 복호 방법 및 동화상 복호 프로그램
FR2982447A1 (fr) * 2011-11-07 2013-05-10 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
GB2509881B (en) * 2011-11-08 2018-09-12 Kt Corp A method of decoding a video signal using an AMVP mode
US9191670B2 (en) 2012-01-17 2015-11-17 Qualcomm Incorporated Throughput improvement for CABAC coefficient level coding
CN108449602A (zh) * 2012-01-19 2018-08-24 寰发股份有限公司 编码块旗标的编码及视频比特流的解码方法与装置
PL4447447T3 (pl) * 2012-01-20 2026-07-20 Velos Media International Limited Ukrywanie wielu bitów znaku w jednostce transformaty
US9008184B2 (en) * 2012-01-20 2015-04-14 Blackberry Limited Multiple sign bit hiding within a transform unit
CN110602509A (zh) 2012-02-04 2019-12-20 谷歌技术控股有限责任公司 用于最末重要系数位置编码中的上下文减少的设备和方法
US9313498B2 (en) * 2012-04-16 2016-04-12 Qualcomm Incorporated Sign hiding techniques for quantized transform coefficients in video coding
CA2807382A1 (en) * 2012-04-16 2013-10-16 Research In Motion Limited Modified contexts for level coding of video data
US9294779B2 (en) 2012-06-15 2016-03-22 Blackberry Limited Multi-bit information hiding using overlapping subsets
WO2013190990A1 (ja) * 2012-06-22 2013-12-27 シャープ株式会社 算術復号装置、算術符号化装置、画像復号装置、および画像符号化装置
JP2014007643A (ja) * 2012-06-26 2014-01-16 Mitsubishi Electric Corp 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法
US20140003530A1 (en) 2012-06-28 2014-01-02 Qualcomm Incorporated Sign hiding techniques for quantized transform coefficients in video coding
US20150139303A1 (en) * 2012-06-29 2015-05-21 Sony Corporation Encoding device, encoding method, decoding device, and decoding method
CN103796014A (zh) * 2012-10-31 2014-05-14 朱洪波 条件于系数数目的自适应插值滤波器编码
KR20170128390A (ko) * 2015-03-19 2017-11-22 엘지전자 주식회사 비디오 신호의 처리 방법 및 이를 위한 장치
EP3293975A4 (en) * 2015-09-08 2018-10-10 Samsung Electronics Co., Ltd. Device and method for entropy encoding and decoding
US10547872B2 (en) * 2015-09-10 2020-01-28 Samsung Electronics Co., Ltd. Encoding device, decoding device, and encoding method and decoding method thereof
CN108432250A (zh) * 2016-01-07 2018-08-21 联发科技股份有限公司 用于视频编解码的仿射帧间预测的方法及装置
WO2017188739A1 (ko) * 2016-04-29 2017-11-02 세종대학교 산학협력단 영상 신호 부호화 및 복호화 방법과 장치
EP3264763A1 (en) 2016-06-29 2018-01-03 Thomson Licensing Method and apparatus for improved significance flag coding using simple local predictor
CN117201807A (zh) * 2016-08-01 2023-12-08 韩国电子通信研究院 图像编码/解码方法和装置以及存储比特流的记录介质
US10448010B2 (en) * 2016-10-05 2019-10-15 Qualcomm Incorporated Motion vector prediction for affine motion models in video coding
CA3288654A1 (en) * 2017-01-03 2025-11-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Image processing method and apparatus therefor
KR20180089290A (ko) * 2017-01-31 2018-08-08 세종대학교산학협력단 영상의 부호화/복호화 방법 및 장치
US11019346B2 (en) * 2018-07-02 2021-05-25 Qualcomm Incorporated Coefficient coding with grouped bypass remaining levels for dependent quantization
CN112567754B (zh) * 2018-08-22 2022-09-20 寰发股份有限公司 转换系数编码或解码的方法与装置
US11483575B2 (en) * 2018-08-24 2022-10-25 Hfi Innovation Inc. Coding transform coefficients with throughput constraints
US11336918B2 (en) * 2018-09-05 2022-05-17 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
ES2985892T3 (es) * 2018-09-21 2024-11-07 Guangdong Oppo Mobile Telecommunicationscorp Ltd Método de codificación/decodificación de señales de imagen y aparato para el mismo

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020007785A1 (en) 2018-07-02 2020-01-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Entropy coding of transform coefficients suitable for dependent scalar quantization
WO2020060282A1 (ko) 2018-09-20 2020-03-26 엘지전자 주식회사 변환 계수 레벨 코딩 방법 및 그 장치
JP2021503247A (ja) 2018-09-20 2021-02-04 エルジー エレクトロニクス インコーポレイティド 変換係数レベルコーディング方法およびその装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
BROSS, Benjamin et al.,Versatile Video Coding (Draft 2),Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 11th Meeting: Ljubljana, SI, 10-18 July 2018, [JVET-K1001-v5],JVET-K1001 (version 5),ITU-T,2018年09月18日,<URL:https://jvet-experts.org/doc_end_user/documents/11_Ljubljana/wg11/JVET-K1001-v5.zip>: JVET-K1001-v5.docx: pp.32-34,47-49
SCHWARZ, Heiko et al.,CE7: Transform coefficient coding with reduced number of regular-coded bins (tests 7.1.3a, 7.1.3b),Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 3-12 Oct. 2018, [JVET-L0274-v3],JVET-L0274 (verion 3),ITU-T,2018年10月03日,<URL:https://jvet-experts.org/doc_end_user/documents/12_Macao/wg11/JVET-L0274-v3.zip>: JVET-L0274-v3.docx: pp.1-19, JVET-L0274_DraftTextForVVC-versionB.docx: pp.1-7

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025098241A (ja) * 2018-09-21 2025-07-01 オッポ広東移動通信有限公司 ビデオ信号符号化/復号化方法およびそのための機器

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