CN113453019B - 解码视频数据的方法和装置 - Google Patents
解码视频数据的方法和装置 Download PDFInfo
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Applications Claiming Priority (14)
| Application Number | Priority Date | Filing Date | Title |
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| US201662331290P | 2016-05-03 | 2016-05-03 | |
| US62/331,290 | 2016-05-03 | ||
| US201662332425P | 2016-05-05 | 2016-05-05 | |
| US62/332,425 | 2016-05-05 | ||
| US201662337310P | 2016-05-16 | 2016-05-16 | |
| US62/337,310 | 2016-05-16 | ||
| US201662340949P | 2016-05-24 | 2016-05-24 | |
| US62/340,949 | 2016-05-24 | ||
| US201662365853P | 2016-07-22 | 2016-07-22 | |
| US62/365,853 | 2016-07-22 | ||
| US15/584,859 US10708164B2 (en) | 2016-05-03 | 2017-05-02 | Binarizing secondary transform index |
| US15/584,859 | 2017-05-02 | ||
| CN201780026951.8A CN109076230B (zh) | 2016-05-03 | 2017-05-03 | 解码视频数据的方法和装置 |
| PCT/US2017/030815 WO2017192705A1 (en) | 2016-05-03 | 2017-05-03 | Binarizing secondary transform index |
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| CN201780026951.8A Division CN109076230B (zh) | 2016-05-03 | 2017-05-03 | 解码视频数据的方法和装置 |
Publications (2)
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| CN113453019A CN113453019A (zh) | 2021-09-28 |
| CN113453019B true CN113453019B (zh) | 2025-05-06 |
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| CN201780026951.8A Active CN109076230B (zh) | 2016-05-03 | 2017-05-03 | 解码视频数据的方法和装置 |
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Families Citing this family (84)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102605285B1 (ko) * | 2015-08-19 | 2023-11-24 | 엘지전자 주식회사 | 다중 그래프 기반 모델에 따라 최적화된 변환을 이용하여 비디오 신호를 인코딩/디코딩하는 방법 및 장치 |
| WO2017086746A1 (ko) | 2015-11-19 | 2017-05-26 | 한국전자통신연구원 | 화면내 예측 모드 부호화/복호화 방법 및 장치 |
| KR20170058837A (ko) * | 2015-11-19 | 2017-05-29 | 한국전자통신연구원 | 화면내 예측모드 부호화/복호화 방법 및 장치 |
| US10708164B2 (en) | 2016-05-03 | 2020-07-07 | Qualcomm Incorporated | Binarizing secondary transform index |
| US10630974B2 (en) * | 2017-05-30 | 2020-04-21 | Google Llc | Coding of intra-prediction modes |
| JP2019017066A (ja) * | 2017-07-03 | 2019-01-31 | 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Panasonic Intellectual Property Corporation of America | 符号化装置、復号装置、符号化方法及び復号方法 |
| CN111133758B (zh) * | 2017-09-28 | 2022-05-10 | 夏普株式会社 | 图像解码装置以及图像编码装置 |
| US11252420B2 (en) * | 2017-12-15 | 2022-02-15 | Lg Electronics Inc. | Image coding method on basis of secondary transform and device therefor |
| RU2748907C1 (ru) * | 2017-12-15 | 2021-06-01 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ кодирования изображения на основе неразделимого вторичного преобразования и устройство для него |
| EP4307676A3 (en) * | 2017-12-21 | 2024-03-13 | LG Electronics Inc. | Method for coding image on basis of selective transform and device therefor |
| US10567801B2 (en) * | 2018-03-07 | 2020-02-18 | Tencent America LLC | Method and apparatus for video coding with primary and secondary transforms |
| KR102492116B1 (ko) * | 2018-03-07 | 2023-01-26 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 다중 부호 비트 숨기기 및 잔차 부호 예측을 조화시키기 위한 방법 및 장치 |
| US10491914B2 (en) * | 2018-03-29 | 2019-11-26 | Tencent America LLC | Transform information prediction |
| KR20240040133A (ko) * | 2018-04-01 | 2024-03-27 | 엘지전자 주식회사 | 분할된 블록에 2차 변환을 적용하여 비디오 신호를 처리하는 방법 및 장치 |
| SI3764649T1 (sl) * | 2018-04-01 | 2023-12-29 | Lg Electronics Inc. | Obdelava video signala z uporabo reducirne sekundarne transformacije |
| CA3141303A1 (en) * | 2018-05-30 | 2019-12-05 | Digitalinsights Inc. | Image encoding/decoding method and device |
| US10645396B2 (en) * | 2018-06-04 | 2020-05-05 | Tencent America LLC | Method and apparatus for implicit transform splitting |
| KR20250111383A (ko) * | 2018-06-06 | 2025-07-22 | 엘지전자 주식회사 | 인트라 예측 모드에 기초하여 변환 인덱스 코딩을 수행하는 방법 및 이를 위한 장치 |
| US10567752B2 (en) | 2018-07-02 | 2020-02-18 | Tencent America LLC | Method and apparatus for intra prediction for non-square blocks in video compression |
| CN112400322B (zh) * | 2018-07-02 | 2023-04-14 | Lg电子株式会社 | 基于二次变换处理视频信号的方法和设备 |
| KR102454971B1 (ko) * | 2018-07-06 | 2022-10-14 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| EP4210331A1 (en) * | 2018-09-02 | 2023-07-12 | LG Electronics Inc. | Method and apparatus for processing image signal |
| WO2020046091A1 (ko) * | 2018-09-02 | 2020-03-05 | 엘지전자 주식회사 | 다중 변환 선택에 기반한 영상 코딩 방법 및 그 장치 |
| KR102585635B1 (ko) | 2018-09-02 | 2023-10-05 | 엘지전자 주식회사 | 영상 신호를 처리하기 위한 방법 및 장치 |
| KR102631802B1 (ko) * | 2018-09-05 | 2024-01-31 | 엘지전자 주식회사 | 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치 |
| EP3857894A4 (en) * | 2018-10-08 | 2022-09-07 | HFI Innovation Inc. | METHOD AND APPARATUS FOR CODING THE LAST SIGNIFICANT COEFFICIENT IN IMAGE AND VIDEO CODING |
| US11128866B2 (en) | 2018-10-18 | 2021-09-21 | Qualcomm Incorporated | Scans and last coefficient position coding for zero-out transforms |
| CN120091135B (zh) * | 2018-11-21 | 2026-05-05 | 华为技术有限公司 | 帧内预测方法及设备 |
| JP7200379B2 (ja) * | 2018-12-06 | 2023-01-06 | エルジー エレクトロニクス インコーポレイティド | 二次変換に基づく映像コーディング方法、及びその装置 |
| CN116744004A (zh) * | 2018-12-19 | 2023-09-12 | Lg电子株式会社 | 编码设备、解码设备和数据发送设备 |
| CN113287311B (zh) * | 2018-12-22 | 2024-03-12 | 北京字节跳动网络技术有限公司 | 两步交叉分量预测模式的指示 |
| US11470329B2 (en) * | 2018-12-26 | 2022-10-11 | Tencent America LLC | Method and apparatus for video coding |
| TWI737143B (zh) * | 2019-01-25 | 2021-08-21 | 聯發科技股份有限公司 | 帶有變換塊級別約束的變換係數編碼的方法和設備 |
| KR20250029995A (ko) | 2019-02-01 | 2025-03-05 | 엘지전자 주식회사 | 이차 변환에 기반한 영상 코딩 방법 및 그 장치 |
| US10986339B2 (en) * | 2019-02-08 | 2021-04-20 | Tencent America LLC | Method and apparatus for harmonization between transform skip mode and multiple transform selection |
| CN113545044B (zh) * | 2019-03-08 | 2025-06-13 | 北京字节跳动网络技术有限公司 | 视频处理中的整形模型 |
| JP7416450B2 (ja) * | 2019-03-11 | 2024-01-17 | テンセント・アメリカ・エルエルシー | インターpdpcモードの改善 |
| AU2019201649A1 (en) * | 2019-03-11 | 2020-10-01 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a tree of blocks of video samples |
| US11025909B2 (en) * | 2019-03-21 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| AU2020247645B2 (en) * | 2019-03-26 | 2023-10-12 | Beijing Xiaomi Mobile Software Co., Ltd. | Transform-based image coding method and device therefor |
| US11172211B2 (en) * | 2019-04-04 | 2021-11-09 | Tencent America LLC | Method and apparatus for video coding |
| CN113748680B (zh) * | 2019-04-16 | 2024-01-02 | 寰发股份有限公司 | 视频编解码系统中编解码视频数据的方法及装置 |
| CN114223207B (zh) | 2019-04-16 | 2023-09-22 | 寰发股份有限公司 | 用次要变换编解码视讯数据的方法以及装置 |
| WO2020216303A1 (en) * | 2019-04-23 | 2020-10-29 | Beijing Bytedance Network Technology Co., Ltd. | Selective use of secondary transform in coded video |
| CN117579841A (zh) | 2019-04-23 | 2024-02-20 | 北京字节跳动网络技术有限公司 | 降低跨分量依赖性的方法 |
| TWI906218B (zh) * | 2019-04-24 | 2025-12-01 | 美商松下電器(美國)知識產權公司 | 編碼裝置及編碼方法 |
| US11445174B2 (en) * | 2019-05-06 | 2022-09-13 | Tencent America LLC | Method and apparatus for video coding |
| JP7269373B2 (ja) * | 2019-05-10 | 2023-05-08 | 北京字節跳動網絡技術有限公司 | ビデオ処理方法、装置、記憶媒体及び記憶方法 |
| CN118381939A (zh) * | 2019-05-15 | 2024-07-23 | 株式会社 Xris | 用于对图像信号进行编码/解码的方法及其装置 |
| US11032572B2 (en) | 2019-05-17 | 2021-06-08 | Qualcomm Incorporated | Low-frequency non-separable transform signaling based on zero-out patterns for video coding |
| CN113940074B (zh) * | 2019-05-27 | 2024-12-17 | 北京小米移动软件有限公司 | 基于广角帧内预测和变换的图像编码方法和装置 |
| US11218728B2 (en) * | 2019-06-04 | 2022-01-04 | Tencent America LLC | Method and apparatus for video coding |
| CN113940070B (zh) * | 2019-06-06 | 2023-11-21 | Lg电子株式会社 | 基于变换的图像解码和编码方法及发送比特流的方法 |
| CN117354521A (zh) | 2019-06-07 | 2024-01-05 | 北京字节跳动网络技术有限公司 | 视频比特流中的简化二次变换的有条件信令 |
| US11695960B2 (en) | 2019-06-14 | 2023-07-04 | Qualcomm Incorporated | Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding |
| US11303913B2 (en) * | 2019-06-19 | 2022-04-12 | Qualcomm Incorporated | Decoded picture buffer indexing |
| MX2021016155A (es) | 2019-06-19 | 2022-02-22 | Lg Electronics Inc | Codificacion de informacion sobre un conjunto de nucleos de transformacion. |
| PL3989581T3 (pl) * | 2019-06-19 | 2025-09-29 | Lg Electronics Inc. | Sygnalizowanie informacji wskazujących zestaw jąder przekształcenia w kodowaniu obrazu |
| KR102831659B1 (ko) * | 2019-06-19 | 2025-07-08 | 엘지전자 주식회사 | 영상 코딩 시스템에서 변환 커널 세트에 관한 정보에 대한 컨텍스트 코딩 |
| KR102860992B1 (ko) * | 2019-06-20 | 2025-09-16 | 엘지전자 주식회사 | 루마 맵핑 기반 비디오 또는 영상 코딩 |
| US11949870B2 (en) * | 2019-06-21 | 2024-04-02 | Qualcomm Incorporated | Context modeling for low-frequency non-separable transformation signaling for video coding |
| CN119996689A (zh) | 2019-06-21 | 2025-05-13 | 韩国电子通信研究院 | 图像编码/解码方法和设备 |
| JP6912522B2 (ja) * | 2019-06-24 | 2021-08-04 | Kddi株式会社 | 画像復号装置、画像復号方法及びプログラム |
| CN115941976A (zh) * | 2019-06-25 | 2023-04-07 | 三星电子株式会社 | 使用二次变换的视频信号处理方法及装置 |
| CN112135148B (zh) | 2019-06-25 | 2022-05-10 | 华为技术有限公司 | 非可分离变换方法以及设备 |
| CN114208190B (zh) | 2019-08-03 | 2023-12-15 | 北京字节跳动网络技术有限公司 | 视频编解码中缩减二次变换的矩阵的选择 |
| CN114223208B (zh) | 2019-08-17 | 2023-12-29 | 北京字节跳动网络技术有限公司 | 为视频中的缩减二次变换的边信息的上下文建模 |
| US11677984B2 (en) * | 2019-08-20 | 2023-06-13 | Qualcomm Incorporated | Low-frequency non-separable transform (LFNST) signaling |
| US11323743B2 (en) * | 2019-08-26 | 2022-05-03 | Tencent America LLC | Interaction between CU partitions and sub-block transform |
| KR20250162958A (ko) * | 2019-09-20 | 2025-11-19 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| EP4032306A1 (en) | 2019-09-20 | 2022-07-27 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
| CN116418982A (zh) * | 2019-10-04 | 2023-07-11 | Lg电子株式会社 | 图像编码方法、图像解码方法及其存储介质和发送方法 |
| US12244862B2 (en) | 2019-10-08 | 2025-03-04 | Lg Electronics Inc. | Transform-based image coding method and device therefor |
| JP7402016B2 (ja) * | 2019-11-06 | 2023-12-20 | オッポ広東移動通信有限公司 | 画像復号装置及び画像符号化装置 |
| AU2019275552B2 (en) * | 2019-12-03 | 2022-10-13 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a coding tree unit |
| CN114788278B (zh) * | 2019-12-08 | 2025-10-24 | 抖音视界(北京)有限公司 | 使用多个分量的跨分量预测 |
| CN115088017B (zh) * | 2020-01-08 | 2025-08-19 | 苹果公司 | 点云的树内几何量化 |
| US12335521B2 (en) | 2020-01-09 | 2025-06-17 | Apple Inc. | In-tree geometry quantization of point clouds |
| MX2022010390A (es) * | 2020-02-25 | 2022-09-05 | Hfi Innovation Inc | Metodos y aparatos para se?alizacion de transformada secundaria en codificacion de video. |
| CN115606182B (zh) | 2020-03-25 | 2026-02-06 | 抖音视界有限公司 | 使用增强二次变换的编解码视频处理 |
| JP7360984B2 (ja) * | 2020-03-31 | 2023-10-13 | Kddi株式会社 | 画像復号装置、画像復号方法及びプログラム |
| CN120075461A (zh) | 2021-03-14 | 2025-05-30 | 腾讯科技(深圳)有限公司 | 视频编解码方法、装置、计算机可读介质及电子设备 |
| GB2627130A (en) * | 2021-12-09 | 2024-08-14 | Apple Inc | Encoding and decoding video content using prediction-aware flexible skip coding |
| WO2024107210A1 (en) * | 2022-11-15 | 2024-05-23 | Google Llc | Dc only transform coefficient mode for image and video coding |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204251A (zh) * | 2008-10-03 | 2011-09-28 | 高通股份有限公司 | 使用大于4×4和8×8的变换的视频译码 |
| CN102939755A (zh) * | 2010-04-13 | 2013-02-20 | 弗兰霍菲尔运输应用研究公司 | 显著性图和变换系数块的编码 |
| CN103329523A (zh) * | 2010-12-29 | 2013-09-25 | 高通股份有限公司 | 使用经映射变换和扫描模式的视频译码 |
| CN103636225A (zh) * | 2011-06-30 | 2014-03-12 | 高通股份有限公司 | 用信号发送用于叶层级译码单元的子集的变换系数的语法元素 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7599435B2 (en) * | 2004-01-30 | 2009-10-06 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Video frame encoding and decoding |
| US8428133B2 (en) * | 2007-06-15 | 2013-04-23 | Qualcomm Incorporated | Adaptive coding of video block prediction mode |
| JP5676744B2 (ja) * | 2010-04-13 | 2015-02-25 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | エントロピー符号化 |
| US9215470B2 (en) * | 2010-07-09 | 2015-12-15 | Qualcomm Incorporated | Signaling selected directional transform for video coding |
| US9641846B2 (en) * | 2010-10-22 | 2017-05-02 | Qualcomm Incorporated | Adaptive scanning of transform coefficients for video coding |
| RS64604B1 (sr) * | 2011-06-16 | 2023-10-31 | Ge Video Compression Llc | Entropijsko kodiranje razlika vektora kretanja |
| US9661326B2 (en) * | 2011-06-28 | 2017-05-23 | Samsung Electronics Co., Ltd. | Method and apparatus for entropy encoding/decoding |
| SI2884749T1 (en) * | 2011-06-28 | 2018-03-30 | Samsung Electronics Co., Ltd. | A device for decoding video together with arithmetic decoding and two dimensional signaling of the last significant coefficient |
| WO2013012819A2 (en) * | 2011-07-15 | 2013-01-24 | General Instrument Corporation | Context modeling techniques for transform coefficient level coding |
| US9357185B2 (en) * | 2011-11-08 | 2016-05-31 | Qualcomm Incorporated | Context optimization for last significant coefficient position coding |
| US8552890B2 (en) * | 2012-01-19 | 2013-10-08 | Sharp Laboratories Of America, Inc. | Lossless coding with different parameter selection technique for CABAC in HEVC |
| US9363510B2 (en) * | 2012-03-02 | 2016-06-07 | Qualcomm Incorporated | Scan-based sliding window in context derivation for transform coefficient coding |
| US9264706B2 (en) * | 2012-04-11 | 2016-02-16 | Qualcomm Incorporated | Bypass bins for reference index coding in video coding |
| US9538172B2 (en) | 2012-04-11 | 2017-01-03 | Qualcomm Incorporated | Grouping bypass coded syntax elements in video coding |
| US9584802B2 (en) * | 2012-04-13 | 2017-02-28 | Texas Instruments Incorporated | Reducing context coded and bypass coded bins to improve context adaptive binary arithmetic coding (CABAC) throughput |
| US11025922B2 (en) * | 2012-06-13 | 2021-06-01 | Texas Instruments Incorporated | Inverse transformation using pruning for video coding |
| WO2017138393A1 (en) | 2016-02-08 | 2017-08-17 | Sharp Kabushiki Kaisha | Systems and methods for intra prediction coding |
| US10939105B2 (en) * | 2016-03-25 | 2021-03-02 | Panasonic Intellectual Property Management Co., Ltd. | Methods and apparatuses for encoding and decoding video using signal dependent adaptive quantization |
| US10708164B2 (en) | 2016-05-03 | 2020-07-07 | Qualcomm Incorporated | Binarizing secondary transform index |
-
2017
- 2017-05-02 US US15/584,859 patent/US10708164B2/en active Active
- 2017-05-03 JP JP2018556904A patent/JP6960943B2/ja active Active
- 2017-05-03 CN CN202110709660.7A patent/CN113453019B/zh active Active
- 2017-05-03 KR KR1020187031268A patent/KR102575798B1/ko active Active
- 2017-05-03 CA CA3018197A patent/CA3018197A1/en active Pending
- 2017-05-03 EP EP17722984.6A patent/EP3453176B1/en active Active
- 2017-05-03 TW TW106114689A patent/TWI755394B/zh active
- 2017-05-03 WO PCT/US2017/030815 patent/WO2017192705A1/en not_active Ceased
- 2017-05-03 CN CN201780026951.8A patent/CN109076230B/zh active Active
-
2020
- 2020-04-06 US US16/841,566 patent/US11496385B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204251A (zh) * | 2008-10-03 | 2011-09-28 | 高通股份有限公司 | 使用大于4×4和8×8的变换的视频译码 |
| CN102939755A (zh) * | 2010-04-13 | 2013-02-20 | 弗兰霍菲尔运输应用研究公司 | 显著性图和变换系数块的编码 |
| CN103329523A (zh) * | 2010-12-29 | 2013-09-25 | 高通股份有限公司 | 使用经映射变换和扫描模式的视频译码 |
| CN103636225A (zh) * | 2011-06-30 | 2014-03-12 | 高通股份有限公司 | 用信号发送用于叶层级译码单元的子集的变换系数的语法元素 |
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