MX2021003321A - Metodo de codificacion/decodificacion de se?al de imagen y aparato para el mismo. - Google Patents
Metodo de codificacion/decodificacion de se?al de imagen y aparato para el mismo.Info
- Publication number
- MX2021003321A MX2021003321A MX2021003321A MX2021003321A MX2021003321A MX 2021003321 A MX2021003321 A MX 2021003321A MX 2021003321 A MX2021003321 A MX 2021003321A MX 2021003321 A MX2021003321 A MX 2021003321A MX 2021003321 A MX2021003321 A MX 2021003321A
- Authority
- MX
- Mexico
- Prior art keywords
- affine
- vector
- seed vector
- decoding method
- affine seed
- Prior art date
Links
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 abstract 8
- 230000001939 inductive effect Effects 0.000 abstract 2
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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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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
- H04N19/103—Selection of coding mode or of prediction mode
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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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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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
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
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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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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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
- H04N19/134—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
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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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
- H04N19/169—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
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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
- H04N19/169—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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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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
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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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
- H04N19/70—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
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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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
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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
- H04N19/90—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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- 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
- H04N19/96—Tree coding, e.g. quad-tree coding
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, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Un método de decodificación de imagen de acuerdo con la presente invención comprende los pasos de: generar una lista de candidatos de mezcla de un bloque actual; especificar cualquiera de una pluralidad de candidatos de mezcla incluidos en la lista de candidatos de mezcla; con base en un primer vector de semilla afín y un segundo vector de semilla afín del candidato de mezcla especificado, inducir un primer vector de semilla afín y un segundo vector de semilla afín del bloque actual; usar el primer vector de semilla afín y el segundo vector de semilla afín del bloque actual, inducir un vector afín con respecto a un sub-bloque en el bloque actual; y con base en el vector afín, realizar la predicción de compensación de movimiento con respeto al sub-bloque.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180114345 | 2018-09-21 | ||
| KR20180114347 | 2018-09-21 | ||
| KR20180114346 | 2018-09-21 | ||
| KR20180114350 | 2018-09-21 | ||
| KR20190022754 | 2019-02-26 | ||
| PCT/KR2019/012291 WO2020060328A1 (ko) | 2018-09-21 | 2019-09-20 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2021003321A true MX2021003321A (es) | 2021-05-14 |
Family
ID=69887731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2021003321A MX2021003321A (es) | 2018-09-21 | 2019-09-20 | Metodo de codificacion/decodificacion de se?al de imagen y aparato para el mismo. |
Country Status (15)
| Country | Link |
|---|---|
| US (2) | US11290737B2 (es) |
| EP (2) | EP3843402B1 (es) |
| JP (2) | JP7451504B2 (es) |
| KR (1) | KR20200034645A (es) |
| CN (3) | CN113225561B (es) |
| AU (2) | AU2019343079B2 (es) |
| BR (1) | BR112021005161A2 (es) |
| CA (1) | CA3113584C (es) |
| IL (2) | IL304931A (es) |
| MX (1) | MX2021003321A (es) |
| PH (1) | PH12021550644A1 (es) |
| PL (1) | PL3843402T3 (es) |
| SG (1) | SG11202102908YA (es) |
| WO (1) | WO2020060328A1 (es) |
| ZA (1) | ZA202102080B (es) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112021004516B1 (pt) * | 2018-09-11 | 2021-12-14 | Lg Electronics Inc | Método de decodificação de imagem executado por um aparelho de decodificação, método de codificação de imagem executado por um aparelho de codificação e mídia de armazenamento legível por computador |
| MX2021003321A (es) * | 2018-09-21 | 2021-05-14 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Metodo de codificacion/decodificacion de se?al de imagen y aparato para el mismo. |
| JP7100194B2 (ja) * | 2019-03-11 | 2022-07-12 | 日本放送協会 | 画像符号化装置、画像復号装置、及びプログラム |
| KR20210137058A (ko) * | 2019-03-22 | 2021-11-17 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인트라 예측 기반 영상 디코딩 방법 및 그 장치 |
| KR20210145754A (ko) * | 2019-04-12 | 2021-12-02 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 행렬 기반 인트라 예측에서의 산출 |
| WO2020221372A1 (en) | 2019-05-01 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Context coding for matrix-based intra prediction |
| CN113875233B (zh) | 2019-05-22 | 2023-12-15 | 北京字节跳动网络技术有限公司 | 使用上采样的基于矩阵的帧内预测 |
| JP2022535726A (ja) | 2019-05-31 | 2022-08-10 | 北京字節跳動網絡技術有限公司 | 行列ベースイントラ予測における制約されたアップサンプリングプロセス |
| WO2020244610A1 (en) | 2019-06-05 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Context determination for matrix-based intra prediction |
| WO2021083188A1 (en) | 2019-10-28 | 2021-05-06 | Beijing Bytedance Network Technology Co., Ltd. | Syntax signaling and parsing based on colour component |
| 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 |
| 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 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107105280B (zh) * | 2010-12-14 | 2020-01-03 | M&K控股株式会社 | 用于编码运动画面的设备 |
| EP2618572B1 (en) * | 2012-01-20 | 2016-08-24 | BlackBerry Limited | Multiple sign bit hiding within a transform unit |
| US9313498B2 (en) * | 2012-04-16 | 2016-04-12 | Qualcomm Incorporated | Sign hiding techniques for quantized transform coefficients in video coding |
| US9294779B2 (en) * | 2012-06-15 | 2016-03-22 | Blackberry Limited | Multi-bit information hiding using overlapping subsets |
| US20140003530A1 (en) | 2012-06-28 | 2014-01-02 | Qualcomm Incorporated | Sign hiding techniques for quantized transform coefficients in video coding |
| JP2018530211A (ja) * | 2015-09-08 | 2018-10-11 | サムスン エレクトロニクス カンパニー リミテッド | エントロピー符号化及び復号化のための装置及び方法 |
| CN117201809A (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 |
| 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 |
| JP7127160B2 (ja) * | 2018-07-02 | 2022-08-29 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． | 依存スカラー量子化に好適な変換係数のエントロピーコーディング |
| US11405650B2 (en) * | 2018-08-22 | 2022-08-02 | Hfi Innovation Inc. | Method and apparatus of transform coefficient coding |
| 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 |
| CN111373753B (zh) * | 2018-09-20 | 2023-09-08 | Lg电子株式会社 | 变换因子级别编码方法及其装置 |
| MX2021003321A (es) * | 2018-09-21 | 2021-05-14 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Metodo de codificacion/decodificacion de se?al de imagen y aparato para el mismo. |
-
2019
- 2019-09-20 MX MX2021003321A patent/MX2021003321A/es unknown
- 2019-09-20 IL IL304931A patent/IL304931A/en unknown
- 2019-09-20 CN CN202110448321.8A patent/CN113225561B/zh active Active
- 2019-09-20 BR BR112021005161-9A patent/BR112021005161A2/pt unknown
- 2019-09-20 AU AU2019343079A patent/AU2019343079B2/en active Active
- 2019-09-20 CA CA3113584A patent/CA3113584C/en active Active
- 2019-09-20 EP EP19862684.8A patent/EP3843402B1/en active Active
- 2019-09-20 EP EP24156101.8A patent/EP4340356A3/en active Pending
- 2019-09-20 KR KR1020190116384A patent/KR20200034645A/ko unknown
- 2019-09-20 IL IL281629A patent/IL281629B2/en unknown
- 2019-09-20 CN CN202310145089.XA patent/CN116320397A/zh active Pending
- 2019-09-20 PL PL19862684.8T patent/PL3843402T3/pl unknown
- 2019-09-20 JP JP2021515143A patent/JP7451504B2/ja active Active
- 2019-09-20 CN CN201980058803.3A patent/CN112956200A/zh active Pending
- 2019-09-20 SG SG11202102908YA patent/SG11202102908YA/en unknown
- 2019-09-20 WO PCT/KR2019/012291 patent/WO2020060328A1/ko unknown
-
2021
- 2021-03-18 US US17/205,974 patent/US11290737B2/en active Active
- 2021-03-19 PH PH12021550644A patent/PH12021550644A1/en unknown
- 2021-03-26 ZA ZA2021/02080A patent/ZA202102080B/en unknown
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2022
- 2022-01-28 US US17/649,216 patent/US20220166999A1/en active Pending
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2023
- 2023-05-24 AU AU2023203259A patent/AU2023203259B2/en active Active
-
2024
- 2024-03-06 JP JP2024034202A patent/JP2024063204A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IL304931A (en) | 2023-10-01 |
| CA3113584C (en) | 2023-09-19 |
| EP4340356A3 (en) | 2024-05-29 |
| SG11202102908YA (en) | 2021-04-29 |
| AU2019343079B2 (en) | 2023-04-27 |
| AU2023203259A1 (en) | 2023-06-08 |
| ZA202102080B (en) | 2022-08-31 |
| EP4340356A2 (en) | 2024-03-20 |
| US20220166999A1 (en) | 2022-05-26 |
| IL281629B1 (en) | 2023-09-01 |
| PL3843402T3 (pl) | 2024-06-24 |
| WO2020060328A1 (ko) | 2020-03-26 |
| CN113225561B (zh) | 2023-04-21 |
| US11290737B2 (en) | 2022-03-29 |
| US20210211704A1 (en) | 2021-07-08 |
| JP7451504B2 (ja) | 2024-03-18 |
| JP2024063204A (ja) | 2024-05-10 |
| IL281629A (en) | 2021-05-31 |
| EP3843402B1 (en) | 2024-03-27 |
| AU2023203259B2 (en) | 2024-09-19 |
| CN112956200A (zh) | 2021-06-11 |
| PH12021550644A1 (en) | 2021-10-11 |
| KR20200034645A (ko) | 2020-03-31 |
| CN116320397A (zh) | 2023-06-23 |
| EP3843402A1 (en) | 2021-06-30 |
| CA3113584A1 (en) | 2020-03-26 |
| CN113225561A (zh) | 2021-08-06 |
| BR112021005161A2 (pt) | 2021-06-15 |
| AU2019343079A1 (en) | 2021-04-29 |
| JP2022501896A (ja) | 2022-01-06 |
| IL281629B2 (en) | 2024-01-01 |
| EP3843402A4 (en) | 2021-10-27 |
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