JP2020529766A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2020529766A5 JP2020529766A5 JP2020504319A JP2020504319A JP2020529766A5 JP 2020529766 A5 JP2020529766 A5 JP 2020529766A5 JP 2020504319 A JP2020504319 A JP 2020504319A JP 2020504319 A JP2020504319 A JP 2020504319A JP 2020529766 A5 JP2020529766 A5 JP 2020529766A5
- Authority
- JP
- Japan
- Prior art keywords
- current block
- scanning
- order
- scanning order
- conversion
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims 23
- 238000006243 chemical reaction Methods 0.000 claims 19
- 230000009466 transformation Effects 0.000 claims 2
- 239000011159 matrix material Substances 0.000 claims 1
- 238000013139 quantization Methods 0.000 claims 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022165418A JP7434486B2 (ja) | 2017-07-31 | 2022-10-14 | 画像復号化方法、画像符号化方法及びコンピュータ可読記録媒体 |
| JP2024017116A JP7763876B2 (ja) | 2017-07-31 | 2024-02-07 | 画像復号化方法、画像符号化方法、伝送方法及びコンピュータ可読記録媒体 |
| JP2025135455A JP2025156639A (ja) | 2017-07-31 | 2025-08-15 | 画像復号化方法、画像符号化方法、伝送方法及びコンピュータ可読記録媒体 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20170096656 | 2017-07-31 | ||
| KR10-2017-0096656 | 2017-07-31 | ||
| PCT/KR2018/008714 WO2019027241A1 (ko) | 2017-07-31 | 2018-07-31 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022165418A Division JP7434486B2 (ja) | 2017-07-31 | 2022-10-14 | 画像復号化方法、画像符号化方法及びコンピュータ可読記録媒体 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020529766A JP2020529766A (ja) | 2020-10-08 |
| JP2020529766A5 true JP2020529766A5 (enExample) | 2020-11-19 |
| JP7198268B2 JP7198268B2 (ja) | 2022-12-28 |
Family
ID=65234039
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020504319A Active JP7198268B2 (ja) | 2017-07-31 | 2018-07-31 | 画像復号化方法、画像符号化方法及びコンピュータ可読記録媒体 |
| JP2022165418A Active JP7434486B2 (ja) | 2017-07-31 | 2022-10-14 | 画像復号化方法、画像符号化方法及びコンピュータ可読記録媒体 |
| JP2024017116A Active JP7763876B2 (ja) | 2017-07-31 | 2024-02-07 | 画像復号化方法、画像符号化方法、伝送方法及びコンピュータ可読記録媒体 |
| JP2025135455A Pending JP2025156639A (ja) | 2017-07-31 | 2025-08-15 | 画像復号化方法、画像符号化方法、伝送方法及びコンピュータ可読記録媒体 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022165418A Active JP7434486B2 (ja) | 2017-07-31 | 2022-10-14 | 画像復号化方法、画像符号化方法及びコンピュータ可読記録媒体 |
| JP2024017116A Active JP7763876B2 (ja) | 2017-07-31 | 2024-02-07 | 画像復号化方法、画像符号化方法、伝送方法及びコンピュータ可読記録媒体 |
| JP2025135455A Pending JP2025156639A (ja) | 2017-07-31 | 2025-08-15 | 画像復号化方法、画像符号化方法、伝送方法及びコンピュータ可読記録媒体 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US11805256B2 (enExample) |
| JP (4) | JP7198268B2 (enExample) |
| KR (4) | KR102450506B1 (enExample) |
| CN (6) | CN110999293B (enExample) |
| WO (1) | WO2019027241A1 (enExample) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2019231206A1 (ko) * | 2018-05-30 | 2019-12-05 | 디지털인사이트주식회사 | 영상 부호화/복호화 방법 및 장치 |
| CN112262576B (zh) * | 2018-06-11 | 2025-02-21 | 韩华视觉株式会社 | 残差系数编码/解码方法和装置 |
| KR102030384B1 (ko) | 2018-06-19 | 2019-11-08 | 광운대학교 산학협력단 | 잔차 계수 부호화/복호화 방법 및 장치 |
| ES3037274T3 (en) * | 2018-09-03 | 2025-09-30 | Huawei Tech Co Ltd | A video encoder, a video decoder and corresponding methods |
| US11381822B2 (en) * | 2018-09-21 | 2022-07-05 | Interdigital Vc Holdings, Inc. | Scalar quantizer decision scheme for dependent scalar quantization |
| GB2578769B (en) | 2018-11-07 | 2022-07-20 | Advanced Risc Mach Ltd | Data processing systems |
| EP3664449A1 (en) * | 2018-12-05 | 2020-06-10 | InterDigital VC Holdings, Inc. | Method and device for picture encoding and decoding |
| CN116744005A (zh) | 2018-12-19 | 2023-09-12 | Lg电子株式会社 | 解码设备、编码设备和数据发送设备 |
| US11523128B2 (en) * | 2018-12-27 | 2022-12-06 | Lg Electronics Inc. | Video decoding method and apparatus using residual rearrangement in video coding system |
| WO2020141892A1 (ko) * | 2019-01-01 | 2020-07-09 | 엘지전자 주식회사 | 이차 변환에 기반한 영상 코딩 방법 및 그 장치 |
| CN113366839B (zh) * | 2019-01-31 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 视频编解码中的细化量化步骤 |
| GB2583061B (en) * | 2019-02-12 | 2023-03-15 | Advanced Risc Mach Ltd | Data processing systems |
| CN113632493B (zh) * | 2019-03-13 | 2024-07-12 | 北京字节跳动网络技术有限公司 | 变换跳过模式中的子块变换 |
| CN118075479A (zh) | 2019-03-21 | 2024-05-24 | Sk电信有限公司 | 编解码视频数据的当前块的设备及发送视频数据的设备 |
| CN116743994A (zh) | 2019-04-23 | 2023-09-12 | 北京字节跳动网络技术有限公司 | 用于处理视频数据的方法和装置 |
| KR102809767B1 (ko) | 2019-06-19 | 2025-05-16 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| KR20220024658A (ko) * | 2019-06-24 | 2022-03-03 | 알리바바 그룹 홀딩 리미티드 | 비디오 데이터의 변환-스킵 잔차 코딩 |
| WO2020262995A1 (ko) | 2019-06-25 | 2020-12-30 | 주식회사 윌러스표준기술연구소 | 2차 변환을 이용하는 비디오 신호 처리 방법 및 장치 |
| US11496774B2 (en) * | 2019-08-27 | 2022-11-08 | Tencent America LLC | Header syntax for QT/BT/TT size |
| KR102887297B1 (ko) * | 2019-08-31 | 2025-11-14 | 엘지전자 주식회사 | 영상 디코딩 방법 및 그 장치 |
| 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 |
| CN116193119B (zh) * | 2020-09-27 | 2026-02-06 | 腾讯科技(深圳)有限公司 | 视频编解码方法、装置及设备 |
| WO2022063040A1 (zh) | 2020-09-27 | 2022-03-31 | 腾讯科技(深圳)有限公司 | 视频编解码方法、装置及设备 |
| CN112995671B (zh) * | 2021-02-21 | 2022-10-28 | 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 |
| WO2022188186A1 (zh) * | 2021-03-12 | 2022-09-15 | Oppo广东移动通信有限公司 | 系数编解码方法、编解码设备及存储介质 |
Family Cites Families (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6711211B1 (en) | 2000-05-08 | 2004-03-23 | Nokia Mobile Phones Ltd. | Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder |
| WO2007046644A1 (en) | 2005-10-21 | 2007-04-26 | Electronics And Telecommunications Research Institute | Apparatus and method for encoding and decoding moving picture using adaptive scanning |
| KR100882949B1 (ko) | 2006-08-17 | 2009-02-10 | 한국전자통신연구원 | 화소 유사성에 따라 적응적인 이산 코사인 변환 계수스캐닝을 이용한 부호화/복호화 장치 및 그 방법 |
| EP2182732A1 (en) * | 2008-10-28 | 2010-05-05 | Panasonic Corporation | Switching between scans in image coding |
| KR101672456B1 (ko) | 2009-02-09 | 2016-11-17 | 삼성전자 주식회사 | 저복잡도 주파수 변환을 이용한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치 |
| CN102447895B (zh) | 2010-09-30 | 2013-10-02 | 华为技术有限公司 | 扫描方法及装置、反扫描方法及装置 |
| US9288496B2 (en) * | 2010-12-03 | 2016-03-15 | Qualcomm Incorporated | Video coding using function-based scan order for transform coefficients |
| US10992958B2 (en) * | 2010-12-29 | 2021-04-27 | Qualcomm Incorporated | Video coding using mapped transforms and scanning modes |
| US9414056B2 (en) * | 2011-01-13 | 2016-08-09 | Samsung Electronics Co., Ltd. | Video-encoding method and apparatus for same and video-decoding method and apparatus for same using a selective scan mode |
| US9106913B2 (en) * | 2011-03-08 | 2015-08-11 | Qualcomm Incorporated | Coding of transform coefficients for video coding |
| WO2012172779A1 (en) * | 2011-06-13 | 2012-12-20 | Panasonic Corporation | Method and apparatus for encoding and decoding video using intra prediction mode dependent adaptive quantization matrix |
| KR20120140366A (ko) * | 2011-06-21 | 2012-12-31 | 광운대학교 산학협력단 | 휘도 성분의 문맥을 이용하는 적응적 색차 성분 스캐닝 순서 결정 방법 및 장치 |
| GB2492333B (en) * | 2011-06-27 | 2018-12-12 | British Broadcasting Corp | Video encoding and decoding using transforms |
| US9167253B2 (en) * | 2011-06-28 | 2015-10-20 | Qualcomm Incorporated | Derivation of the position in scan order of the last significant transform coefficient in video coding |
| WO2013003777A1 (en) | 2011-06-29 | 2013-01-03 | General Instrument Corporation | Methods and system for using a scan coding pattern during intra coding |
| US9445093B2 (en) * | 2011-06-29 | 2016-09-13 | Qualcomm Incorporated | Multiple zone scanning order for video coding |
| US9392301B2 (en) * | 2011-07-01 | 2016-07-12 | Qualcomm Incorporated | Context adaptive entropy coding for non-square blocks in video coding |
| US9807426B2 (en) * | 2011-07-01 | 2017-10-31 | Qualcomm Incorporated | Applying non-square transforms to video data |
| US9756360B2 (en) | 2011-07-19 | 2017-09-05 | Qualcomm Incorporated | Coefficient scanning in video coding |
| GB2551088B (en) * | 2011-10-17 | 2018-09-19 | Kt Corp | Method and apparatus for encoding/decoding image |
| US20130114692A1 (en) * | 2011-11-04 | 2013-05-09 | Texas Instruments Incorporated | Simplified Coefficient Scans for Non-Square Transforms (NSQT) in Video Coding |
| US10390046B2 (en) * | 2011-11-07 | 2019-08-20 | Qualcomm Incorporated | Coding significant coefficient information in transform skip mode |
| JP6120490B2 (ja) * | 2011-11-07 | 2017-04-26 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| AU2012336598A1 (en) * | 2011-11-08 | 2014-06-19 | Kt Corporation | Method and apparatus for encoding image, and method and apparatus for decoding image |
| US9565431B2 (en) * | 2012-04-04 | 2017-02-07 | Qualcomm Incorporated | Low-delay video buffering in video coding |
| JP2015516745A (ja) | 2012-04-13 | 2015-06-11 | キヤノン株式会社 | 符号化ビデオデータの変換単位のサブセットを符号化及び復号するための方法、装置及びシステム |
| US9491463B2 (en) * | 2012-04-14 | 2016-11-08 | Qualcomm Incorporated | Group flag in transform coefficient coding for video coding |
| US9313498B2 (en) * | 2012-04-16 | 2016-04-12 | Qualcomm Incorporated | Sign hiding techniques for quantized transform coefficients in video coding |
| US9124872B2 (en) * | 2012-04-16 | 2015-09-01 | Qualcomm Incorporated | Coefficient groups and coefficient coding for coefficient scans |
| GB2501535A (en) * | 2012-04-26 | 2013-10-30 | Sony Corp | Chrominance Processing in High Efficiency Video Codecs |
| WO2013181821A1 (en) * | 2012-06-07 | 2013-12-12 | Mediatek Singapore Pte. Ltd. | Improved intra transform skip mode |
| JP6168365B2 (ja) * | 2012-06-12 | 2017-07-26 | サン パテント トラスト | 動画像符号化方法、動画像復号化方法、動画像符号化装置および動画像復号化装置 |
| US20140003530A1 (en) * | 2012-06-28 | 2014-01-02 | Qualcomm Incorporated | Sign hiding techniques for quantized transform coefficients in video coding |
| DK2869557T3 (da) * | 2012-06-29 | 2023-11-06 | Electronics & Telecommunications Res Inst | Fremgangsmåde og anordning til kodning/afkodning af billeder |
| US9538175B2 (en) * | 2012-09-26 | 2017-01-03 | Qualcomm Incorporated | Context derivation for context-adaptive, multi-level significance coding |
| IN2015DN01842A (enExample) * | 2012-10-01 | 2015-05-29 | Ericsson Telefon Ab L M | |
| CN104885453B (zh) * | 2012-11-29 | 2018-11-02 | Lg 电子株式会社 | 支持多个层的用于编码/解码图像的方法和设备 |
| US11323747B2 (en) * | 2013-06-05 | 2022-05-03 | Qualcomm Incorporated | Residual differential pulse code modulation (DPCM) extensions and harmonization with transform skip, rotation, and scans |
| US9445132B2 (en) * | 2013-09-09 | 2016-09-13 | Qualcomm Incorporated | Two level last significant coefficient (LSC) position coding |
| US11330284B2 (en) * | 2015-03-27 | 2022-05-10 | Qualcomm Incorporated | Deriving motion information for sub-blocks in video coding |
| US10491922B2 (en) * | 2015-09-29 | 2019-11-26 | Qualcomm Incorporated | Non-separable secondary transform for video coding |
| US20190068989A1 (en) * | 2016-02-25 | 2019-02-28 | Kt Corporation | Video signal processing method and device |
| CN116506601B (zh) * | 2016-03-11 | 2026-03-13 | 数字洞察力有限公司 | 视频编码方法以及装置 |
| EP4072141A1 (en) * | 2016-03-24 | 2022-10-12 | Intellectual Discovery Co., Ltd. | Method and apparatus for encoding/decoding video signal |
| CN114189682B (zh) * | 2016-04-26 | 2025-09-09 | 杜比国际公司 | 图像解码方法、图像编码方法以及传输比特流的方法 |
| CA3019490A1 (en) * | 2016-05-13 | 2017-11-16 | Sony Corporation | Image processing apparatus and method |
| FI3806476T3 (fi) * | 2018-06-03 | 2023-08-15 | Lg Electronics Inc | Menetelmä ja laite videosignaalin käsittelemiseksi redusoitua muunnosta käyttäen |
| KR20220024658A (ko) * | 2019-06-24 | 2022-03-03 | 알리바바 그룹 홀딩 리미티드 | 비디오 데이터의 변환-스킵 잔차 코딩 |
-
2018
- 2018-07-31 US US16/634,922 patent/US11805256B2/en active Active
- 2018-07-31 CN CN201880050390.XA patent/CN110999293B/zh active Active
- 2018-07-31 CN CN202211310846.6A patent/CN115550651A/zh active Pending
- 2018-07-31 WO PCT/KR2018/008714 patent/WO2019027241A1/ko not_active Ceased
- 2018-07-31 KR KR1020180089465A patent/KR102450506B1/ko active Active
- 2018-07-31 CN CN202211268406.9A patent/CN115442606A/zh active Pending
- 2018-07-31 CN CN202211268203.XA patent/CN115474043A/zh active Pending
- 2018-07-31 CN CN202211268408.8A patent/CN115442607A/zh active Pending
- 2018-07-31 CN CN202211267817.6A patent/CN115460403A/zh active Pending
- 2018-07-31 JP JP2020504319A patent/JP7198268B2/ja active Active
-
2022
- 2022-09-28 KR KR1020220123690A patent/KR102559421B1/ko active Active
- 2022-10-14 JP JP2022165418A patent/JP7434486B2/ja active Active
-
2023
- 2023-07-20 KR KR1020230094520A patent/KR102712074B1/ko active Active
- 2023-09-22 US US18/472,473 patent/US12556705B2/en active Active
-
2024
- 2024-02-07 JP JP2024017116A patent/JP7763876B2/ja active Active
- 2024-09-25 KR KR1020240130086A patent/KR20240144077A/ko active Pending
-
2025
- 2025-08-15 JP JP2025135455A patent/JP2025156639A/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2020529766A5 (enExample) | ||
| JP5133135B2 (ja) | インターカラー補償を利用した映像の符号化方法及び装置、復号化方法及び装置 | |
| RU2019131771A (ru) | Устройство кодирования изображения, способ кодирования изображения и программа и устройство декодирования изображения, способ декодирования изображения и программа | |
| RU2021114893A (ru) | Способ кодирования изображения на основе неразделимого вторичного преобразования и устройство для него | |
| JP2017201812A5 (enExample) | ||
| RU2016147170A (ru) | Блочное адаптивное кодирование с преобразованием цветового пространства | |
| JP2021036676A5 (enExample) | ||
| KR101621854B1 (ko) | Tsm 율-왜곡 최적화 방법, 그를 이용한 인코딩 방법 및 장치, 그리고 영상 처리 장치 | |
| CN108353194B (zh) | 编码和解码视频信号的方法和装置 | |
| KR20180055761A (ko) | 영상을 부호화 또는 복호화하는 방법 및 장치 | |
| RU2014113082A (ru) | Способ декодирования видеоданных | |
| JP2009545920A5 (enExample) | ||
| JP2013524679A (ja) | 適応的係数スキャン順序を利用した映像の符号化方法、復号化方法及びその装置 | |
| KR20090097688A (ko) | 영상의 인트라 예측 부호화/복호화 방법 및 장치 | |
| KR20060105352A (ko) | 인트라 예측 방법 및 그 장치 | |
| WO2014157166A1 (ja) | 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、およびプログラム | |
| CN104718758A (zh) | 变换域帧内预测 | |
| KR20080004013A (ko) | 영상의 부호화 방법 및 장치, 복호화 방법 및 장치 | |
| JP2014131172A5 (enExample) | ||
| JP2015019152A5 (enExample) | ||
| JP2013522957A (ja) | 変換選択を有するビデオ符号化および復号のための制約付きの変換を行う方法および装置 | |
| CN108353175A (zh) | 使用系数引起的预测处理视频信号的方法和装置 | |
| JP2020053924A5 (ja) | 動画像符号化装置、動画像復号装置、動画像復号方法および動画像符号化方法 | |
| MX2014015293A (es) | Dispositivo de codificacion, dispositivo de decodificacion y programa. | |
| JP2022140573A (ja) | 動画像復号装置、動画像復号方法及びプログラム |