MX2021016152A - Se?alizacion de informacion que indica el conjunto de nucleo de transformacion en codificacion de imagen. - Google Patents
Se?alizacion de informacion que indica el conjunto de nucleo de transformacion en codificacion de imagen.Info
- Publication number
- MX2021016152A MX2021016152A MX2021016152A MX2021016152A MX2021016152A MX 2021016152 A MX2021016152 A MX 2021016152A MX 2021016152 A MX2021016152 A MX 2021016152A MX 2021016152 A MX2021016152 A MX 2021016152A MX 2021016152 A MX2021016152 A MX 2021016152A
- Authority
- MX
- Mexico
- Prior art keywords
- index
- kernel set
- mts
- transform kernel
- transform
- Prior art date
Links
Classifications
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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
- H04N19/124—Quantisation
-
- 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
- H04N19/10—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]
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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
- H04N19/12—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
- H04N19/169—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
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
-
- 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
- H04N19/94—Vector quantisation
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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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
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 Of Band Width Or Redundancy In Fax (AREA)
Abstract
La presente invención se refiere a un método de decodificación de imagen de conformidad con el presente documento que comprende un paso para generar muestras residuales de un bloque actual con base en la información residual, en donde la información residual comprende un índice de selección de transformación múltiple (MTS) e información con respecto a los coeficientes de transformación, las muestras residuales son generadas de coeficientes de transformación de conformidad con la información con respecto a los coeficientes de transformación usando un conjunto del núcleo de transformación, el conjunto del núcleo de transformación es determinado por el índice de MTS de entre los candidatos del conjunto del núcleo de transformación, al menos uno de los bins de una cadena de bin del índice de MTS se deriva con base en la codificación de contexto, la codificación de contexto es realizada basada en un valor de un índice de contexto con respecto al índice de MTS.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962863813P | 2019-06-19 | 2019-06-19 | |
PCT/KR2020/007597 WO2020256344A1 (ko) | 2019-06-19 | 2020-06-11 | 영상 코딩에서 변환 커널 세트를 나타내는 정보의 시그널링 |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2021016152A true MX2021016152A (es) | 2022-02-22 |
Family
ID=74037354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2021016152A MX2021016152A (es) | 2019-06-19 | 2020-06-11 | Se?alizacion de informacion que indica el conjunto de nucleo de transformacion en codificacion de imagen. |
Country Status (7)
Country | Link |
---|---|
US (2) | US11503298B2 (es) |
EP (1) | EP3989581A4 (es) |
JP (2) | JP7302037B2 (es) |
KR (1) | KR20210158400A (es) |
CN (1) | CN114128276A (es) |
MX (1) | MX2021016152A (es) |
WO (1) | WO2020256344A1 (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR112020002317A8 (pt) * | 2017-08-04 | 2023-01-24 | Lg Electronics Inc | Método e aparelho para configurar uma transformada para compressão de vídeo |
JP7302037B2 (ja) * | 2019-06-19 | 2023-07-03 | エルジー エレクトロニクス インコーポレイティド | 画像コーディングにおいて変換カーネルセットを表す情報のシグナリング |
US12003731B2 (en) * | 2021-09-29 | 2024-06-04 | Qualcomm Incorporated | Adaptive determination of multiple transform candidates for video coding |
WO2023191332A1 (ko) * | 2022-03-28 | 2023-10-05 | 현대자동차주식회사 | 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치 |
WO2024005614A1 (ko) * | 2022-07-01 | 2024-01-04 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
WO2024076134A1 (ko) * | 2022-10-05 | 2024-04-11 | 세종대학교산학협력단 | 동영상 인코딩 및 디코딩 장치와 방법 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102281435B (zh) * | 2010-06-11 | 2013-10-02 | 华为技术有限公司 | 编码方法、解码方法、编码装置、解码装置及编解码系统 |
KR20120034044A (ko) * | 2010-09-30 | 2012-04-09 | 한국전자통신연구원 | 영상 변환 부호화/복호화 방법 및 장치 |
US9338449B2 (en) * | 2011-03-08 | 2016-05-10 | Qualcomm Incorporated | Harmonized scan order for coding transform coefficients in video coding |
US10681379B2 (en) * | 2015-09-29 | 2020-06-09 | Qualcomm Incorporated | Non-separable secondary transform for video coding with reorganizing |
US10708164B2 (en) | 2016-05-03 | 2020-07-07 | Qualcomm Incorporated | Binarizing secondary transform index |
US10750181B2 (en) * | 2017-05-11 | 2020-08-18 | Mediatek Inc. | Method and apparatus of adaptive multiple transforms for video coding |
KR20200015885A (ko) * | 2017-07-04 | 2020-02-13 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
ES2949998T3 (es) * | 2018-06-03 | 2023-10-04 | Lg Electronics Inc | Método y dispositivo para procesar una señal de vídeo usando una transformada reducida |
US10948993B2 (en) * | 2018-06-07 | 2021-03-16 | Facebook, Inc. | Picture-taking within virtual reality |
JP2021529462A (ja) * | 2018-06-29 | 2021-10-28 | ヴィド スケール インコーポレイテッド | アフィン動きモデルを基にしたビデオコーディングのためのアダプティブ制御点の選択 |
US11218694B2 (en) * | 2018-09-24 | 2022-01-04 | Qualcomm Incorporated | Adaptive multiple transform coding |
JP2020053924A (ja) | 2018-09-28 | 2020-04-02 | シャープ株式会社 | 動画像符号化装置、動画像復号装置 |
JP7257523B2 (ja) * | 2018-12-28 | 2023-04-13 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | エンコーダおよびデコーダにおける変換選択を選択するための方法および装置 |
US10986334B2 (en) * | 2019-03-09 | 2021-04-20 | Tencent America LLC | Method and apparatus for video coding |
US11240534B2 (en) * | 2019-04-05 | 2022-02-01 | Qualcomm Incorporated | Extended multiple transform selection for video coding |
US11032572B2 (en) * | 2019-05-17 | 2021-06-08 | Qualcomm Incorporated | Low-frequency non-separable transform signaling based on zero-out patterns for video coding |
EP3989562B1 (en) * | 2019-06-19 | 2024-05-22 | Lg Electronics Inc. | Coding of information about transform kernel set |
JP7302037B2 (ja) * | 2019-06-19 | 2023-07-03 | エルジー エレクトロニクス インコーポレイティド | 画像コーディングにおいて変換カーネルセットを表す情報のシグナリング |
US11949870B2 (en) * | 2019-06-21 | 2024-04-02 | Qualcomm Incorporated | Context modeling for low-frequency non-separable transformation signaling for video coding |
US11086476B2 (en) * | 2019-10-23 | 2021-08-10 | Facebook Technologies, Llc | 3D interactions with web content |
US11175730B2 (en) * | 2019-12-06 | 2021-11-16 | Facebook Technologies, Llc | Posture-based virtual space configurations |
US11520399B2 (en) * | 2020-05-26 | 2022-12-06 | Snap Inc. | Interactive augmented reality experiences using positional tracking |
US11256336B2 (en) * | 2020-06-29 | 2022-02-22 | Facebook Technologies, Llc | Integration of artificial reality interaction modes |
US11176755B1 (en) * | 2020-08-31 | 2021-11-16 | Facebook Technologies, Llc | Artificial reality augments and surfaces |
US11178376B1 (en) * | 2020-09-04 | 2021-11-16 | Facebook Technologies, Llc | Metering for display modes in artificial reality |
US11546505B2 (en) * | 2020-09-28 | 2023-01-03 | Snap Inc. | Touchless photo capture in response to detected hand gestures |
US11113893B1 (en) * | 2020-11-17 | 2021-09-07 | Facebook Technologies, Llc | Artificial reality environment with glints displayed by an extra reality device |
US11531402B1 (en) * | 2021-02-25 | 2022-12-20 | Snap Inc. | Bimanual gestures for controlling virtual and graphical elements |
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2020
- 2020-06-11 JP JP2021575528A patent/JP7302037B2/ja active Active
- 2020-06-11 KR KR1020217041547A patent/KR20210158400A/ko not_active Application Discontinuation
- 2020-06-11 CN CN202080052291.2A patent/CN114128276A/zh active Pending
- 2020-06-11 WO PCT/KR2020/007597 patent/WO2020256344A1/ko unknown
- 2020-06-11 EP EP20825768.3A patent/EP3989581A4/en active Pending
- 2020-06-11 MX MX2021016152A patent/MX2021016152A/es unknown
-
2021
- 2021-12-20 US US17/555,881 patent/US11503298B2/en active Active
-
2022
- 2022-10-17 US US17/967,106 patent/US11895300B2/en active Active
-
2023
- 2023-06-21 JP JP2023101758A patent/JP7476401B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
KR20210158400A (ko) | 2021-12-30 |
US20220116608A1 (en) | 2022-04-14 |
EP3989581A1 (en) | 2022-04-27 |
US11503298B2 (en) | 2022-11-15 |
US20230059802A1 (en) | 2023-02-23 |
CN114128276A (zh) | 2022-03-01 |
US11895300B2 (en) | 2024-02-06 |
JP2022538033A (ja) | 2022-08-31 |
JP7302037B2 (ja) | 2023-07-03 |
EP3989581A4 (en) | 2023-06-28 |
JP2023116782A (ja) | 2023-08-22 |
WO2020256344A1 (ko) | 2020-12-24 |
JP7476401B2 (ja) | 2024-04-30 |
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