MX2021013693A - Metodo y dispositivo para codificar o decodificar imagen. - Google Patents
Metodo y dispositivo para codificar o decodificar imagen.Info
- Publication number
- MX2021013693A MX2021013693A MX2021013693A MX2021013693A MX2021013693A MX 2021013693 A MX2021013693 A MX 2021013693A MX 2021013693 A MX2021013693 A MX 2021013693A MX 2021013693 A MX2021013693 A MX 2021013693A MX 2021013693 A MX2021013693 A MX 2021013693A
- Authority
- MX
- Mexico
- Prior art keywords
- inverse
- transformation
- coefficient
- quantization
- conduct
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000013139 quantization Methods 0.000 abstract 12
- 230000009466 transformation Effects 0.000 abstract 12
- 238000005259 measurement Methods 0.000 abstract 1
- 238000003672 processing method Methods 0.000 abstract 1
Classifications
-
- 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
- H04N19/10—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
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- 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]
-
- 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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
-
- 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
-
- 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
- H04N19/182—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 pixel
-
- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
- H04N19/194—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive involving only two passes
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
- H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
-
- 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
-
- 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
- H04N19/537—Motion estimation other than block-based
-
- 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
- H04N19/57—Motion estimation characterised by a search window with variable size or shape
-
- 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
-
- 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
-
- 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
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
-
- 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
- H04N19/90—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Abstract
Un método y aparato de decodificación de imagen de conformidad con una modalidad puede extraer, de un flujo de bits, un coeficiente DE cuantificación generado A través de transformación de núcleo, transformación secundaria, y cuantificación; generar un coeficiente de cuantificación inversa al realizar cuantificación inversa en el coeficiente de cuantificación; generar un coeficiente de transformación inversa al realizar transformación inversa secundaria en un componente de baja frecuencia del coeficiente de cuantificación inversa, la transformación inversa secundaria corresponde a la transformación secundaria; y realizar transformación inversa de núcleo en el coeficiente de transformación inversa secundaria, la transformación inversa de núcleo corresponde a la transformación de núcleo.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562240725P | 2015-10-13 | 2015-10-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2021013693A true MX2021013693A (es) | 2021-12-10 |
Family
ID=58517559
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2018004250A MX2018004250A (es) | 2015-10-13 | 2016-10-13 | Metodo y dispositivo para codificar o decodificar imagen. |
MX2021013693A MX2021013693A (es) | 2015-10-13 | 2018-04-06 | Metodo y dispositivo para codificar o decodificar imagen. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2018004250A MX2018004250A (es) | 2015-10-13 | 2016-10-13 | Metodo y dispositivo para codificar o decodificar imagen. |
Country Status (6)
Country | Link |
---|---|
US (4) | US10939104B2 (es) |
EP (2) | EP3316580A4 (es) |
KR (4) | KR20240034898A (es) |
CN (4) | CN112929661B (es) |
MX (2) | MX2018004250A (es) |
WO (1) | WO2017065525A2 (es) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3316580A4 (en) * | 2015-10-13 | 2018-09-26 | Samsung Electronics Co., Ltd. | Method and device for encoding or decoding image |
US10390021B2 (en) * | 2016-03-18 | 2019-08-20 | Mediatek Inc. | Method and apparatus of video coding |
US10560712B2 (en) * | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
US10448010B2 (en) | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
US10750203B2 (en) * | 2016-12-22 | 2020-08-18 | Mediatek Inc. | Method and apparatus of adaptive bi-prediction for video coding |
US11284076B2 (en) * | 2017-03-22 | 2022-03-22 | Electronics And Telecommunications Research Institute | Block form-based prediction method and device |
US10855997B2 (en) * | 2017-04-14 | 2020-12-01 | Mediatek Inc. | Secondary transform kernel size selection |
US11877001B2 (en) | 2017-10-10 | 2024-01-16 | Qualcomm Incorporated | Affine prediction in video coding |
US10652571B2 (en) * | 2018-01-25 | 2020-05-12 | Qualcomm Incorporated | Advanced motion vector prediction speedups for video coding |
CN110324637B (zh) * | 2018-03-29 | 2023-11-17 | 华为技术有限公司 | 一种双向帧间预测方法及装置 |
WO2019217383A1 (en) | 2018-05-09 | 2019-11-14 | Interdigital Vc Holdings, Inc. | Motion compensation for video encoding and decoding |
CN109035164B (zh) * | 2018-07-13 | 2022-03-04 | 北京控制工程研究所 | 一种快速鲁棒图像杂光抑制的方法及系统 |
BR112021002335A2 (pt) * | 2018-08-09 | 2021-05-04 | Lg Electronics Inc. | método de decodificação de imagem com base na predição de movimento afim e dispositivo usando lista de candidatos à fusão afins no sistema de codificação de imagem |
JP7055879B2 (ja) * | 2018-09-05 | 2022-04-18 | エルジー エレクトロニクス インコーポレイティド | ビデオ信号の符号化/復号方法及びそのための装置 |
CN117651149A (zh) * | 2018-09-10 | 2024-03-05 | 华为技术有限公司 | 视频解码方法及视频解码器 |
KR20210061360A (ko) * | 2018-10-18 | 2021-05-27 | 삼성전자주식회사 | 엔트로피 부호화/복호화 방법 및 장치 |
CN109769104B (zh) * | 2018-10-26 | 2021-02-05 | 江苏四友信息技术有限公司 | 无人机全景图像传输方法及装置 |
US11212521B2 (en) * | 2018-11-07 | 2021-12-28 | Avago Technologies International Sales Pte. Limited | Control of memory bandwidth consumption of affine mode in versatile video coding |
KR20210029819A (ko) * | 2018-11-16 | 2021-03-16 | 삼성전자주식회사 | 양방향 예측을 이용한 영상의 부호화 및 복호화 방법, 및 영상의 부호화 및 복호화 장치 |
KR20210095138A (ko) * | 2018-12-19 | 2021-07-30 | 엘지전자 주식회사 | 이차 변환에 기반한 영상 코딩 방법 및 그 장치 |
WO2020141935A1 (ko) * | 2019-01-03 | 2020-07-09 | 엘지전자 주식회사 | 인터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치 |
KR20210079377A (ko) * | 2019-02-01 | 2021-06-29 | 엘지전자 주식회사 | 이차 변환에 기반한 영상 코딩 방법 및 그 장치 |
WO2020166897A1 (ko) * | 2019-02-14 | 2020-08-20 | 엘지전자 주식회사 | Dmvr 기반의 인터 예측 방법 및 장치 |
KR102616680B1 (ko) * | 2019-03-08 | 2023-12-20 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 인터 예측을 위한 인코더, 디코더 및 대응하는 방법 |
CN113508596A (zh) * | 2019-03-11 | 2021-10-15 | Oppo广东移动通信有限公司 | 帧内预测方法、装置及计算机存储介质 |
KR102243503B1 (ko) * | 2019-04-05 | 2021-04-22 | 수니코리아 엘엘씨(한국뉴욕주립대학교) | 고효율 머신러닝을 통한 저사양 장치에서의 빠른 영상 인식 방법 및 그 방법을 수행하는 장치 |
WO2020216296A1 (en) | 2019-04-23 | 2020-10-29 | Beijing Bytedance Network Technology Co., Ltd. | Clipping operation in secondary transform based video processing |
CN112073729B (zh) * | 2019-06-11 | 2024-04-05 | 北京三星通信技术研究有限公司 | 模型更新方法、装置、电子设备及计算机可读存储介质 |
US11190761B2 (en) | 2019-06-14 | 2021-11-30 | Hyundai Motor Company | Method and apparatus for encoding and decoding video using inter-prediction |
WO2020251325A1 (ko) * | 2019-06-14 | 2020-12-17 | 현대자동차주식회사 | 인터 예측을 이용하여 비디오를 부호화 및 복호화하는 방법 및 장치 |
CN112135141A (zh) | 2019-06-24 | 2020-12-25 | 华为技术有限公司 | 视频编码器、视频解码器及相应方法 |
MX2022002177A (es) * | 2019-09-06 | 2022-03-22 | Sony Group Corp | Dispositivo y metodo de procesamiento de imagenes. |
EP4029259A1 (en) * | 2019-11-08 | 2022-07-20 | Google LLC | Probability estimation for entropy coding |
CN112135146B (zh) * | 2019-11-14 | 2021-12-24 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
CN112887713B (zh) * | 2019-11-30 | 2022-06-28 | 华为技术有限公司 | 图片压缩、解压缩方法和装置 |
US11575896B2 (en) * | 2019-12-16 | 2023-02-07 | Panasonic Intellectual Property Corporation Of America | Encoder, decoder, encoding method, and decoding method |
CN111275121B (zh) * | 2020-01-23 | 2023-07-18 | 北京康夫子健康技术有限公司 | 一种医学影像处理方法、装置和电子设备 |
EP4122203A4 (en) * | 2020-03-20 | 2024-04-17 | Beijing Dajia Internet Information Technology Co., Ltd. | SPATIAL NEIGHBOR-BASED AFFINE MOTION DERIVATION |
US11930186B2 (en) | 2020-11-11 | 2024-03-12 | Tencent America LLC | Method and apparatus for video coding |
US20220150518A1 (en) * | 2020-11-11 | 2022-05-12 | Tencent America LLC | Method and apparatus for video coding |
WO2023195643A1 (ko) * | 2022-04-05 | 2023-10-12 | 삼성전자 주식회사 | 엔트로피 부호화 및 복호화 장치 및 그 방법 |
CN116367150B (zh) * | 2023-04-18 | 2023-11-10 | 甘肃昊润科技信息有限公司 | 一种数据加密传输方法 |
Family Cites Families (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6894628B2 (en) * | 2003-07-17 | 2005-05-17 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Apparatus and methods for entropy-encoding or entropy-decoding using an initialization of context variables |
US8306125B2 (en) * | 2006-06-21 | 2012-11-06 | Digital Video Systems, Inc. | 2-bin parallel decoder for advanced video processing |
JP4660433B2 (ja) * | 2006-06-29 | 2011-03-30 | 株式会社東芝 | 符号化回路、復号回路、エンコーダ回路、デコーダ回路、cabac処理方法 |
KR101365445B1 (ko) | 2007-01-03 | 2014-02-19 | 삼성전자주식회사 | 전역 및 국부 움직임 보상을 순차적으로 이용하는 움직임보상 방법, 복호화 방법, 장치, 인코더 및 디코더 |
CN101005287A (zh) | 2007-01-26 | 2007-07-25 | 北京中星微电子有限公司 | 提高算术编码速度的方法、系统及编码装置 |
CN101933331B (zh) * | 2007-09-06 | 2014-04-09 | 日本电气株式会社 | 视频编码装置、视频编码方法、视频解码方法 |
KR101385957B1 (ko) | 2007-10-04 | 2014-04-17 | 삼성전자주식회사 | 복호화기에서의 양자화 계수 조정 방법 및 장치 |
US8542727B2 (en) * | 2007-12-31 | 2013-09-24 | Intel Corporation | Systems and apparatuses for performing CABAC parallel encoding and decoding |
KR101517768B1 (ko) * | 2008-07-02 | 2015-05-06 | 삼성전자주식회사 | 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
US7714754B2 (en) * | 2008-07-14 | 2010-05-11 | Vixs Systems, Inc. | Entropy decoder with pipelined processing and methods for use therewith |
US7932843B2 (en) * | 2008-10-17 | 2011-04-26 | Texas Instruments Incorporated | Parallel CABAC decoding for video decompression |
JP2010237151A (ja) * | 2009-03-31 | 2010-10-21 | Anritsu Corp | Apd測定装置 |
WO2010143853A2 (ko) * | 2009-06-07 | 2010-12-16 | 엘지전자 주식회사 | 비디오 신호의 디코딩 방법 및 장치 |
JPWO2011016250A1 (ja) | 2009-08-06 | 2013-01-10 | パナソニック株式会社 | 符号化方法、復号方法、符号化装置及び復号装置 |
KR101675116B1 (ko) | 2009-08-06 | 2016-11-10 | 삼성전자 주식회사 | 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
KR20110045949A (ko) | 2009-10-28 | 2011-05-04 | 삼성전자주식회사 | 회전 변환을 이용한 영상 부호화, 복호화 방법 및 장치 |
US9973768B2 (en) * | 2010-03-16 | 2018-05-15 | Texas Instruments Incorporated | CABAC decoder with decoupled arithmetic decoding and inverse binarization |
EP2557795A4 (en) | 2010-04-06 | 2015-07-08 | Samsung Electronics Co Ltd | METHOD AND APPARATUS FOR ENCODING A VIDEO AND METHOD AND APPARATUS FOR DECODING A VIDEO |
JP5520122B2 (ja) | 2010-04-14 | 2014-06-11 | キヤノン株式会社 | データ変換装置 |
WO2012031628A1 (en) * | 2010-09-09 | 2012-03-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Entropy encoding and decoding scheme |
US8344917B2 (en) * | 2010-09-30 | 2013-01-01 | Sharp Laboratories Of America, Inc. | Methods and systems for context initialization in video coding and decoding |
US20130223528A1 (en) * | 2010-11-15 | 2013-08-29 | Electronics And Telecommunications Research Institute | Method and apparatus for parallel entropy encoding/decoding |
CN102231830B (zh) | 2010-11-23 | 2013-04-17 | 浙江大学 | 用于上下文算术编解码的运算单元 |
HUE046377T2 (hu) * | 2011-01-14 | 2020-03-30 | Ge Video Compression Llc | Entrópia kódoló és dekódoló séma |
US10123053B2 (en) * | 2011-05-23 | 2018-11-06 | Texas Instruments Incorporated | Acceleration of bypass binary symbol processing in video coding |
US9379736B2 (en) * | 2011-06-03 | 2016-06-28 | Qualcomm Incorporated | Context-adaptive coding video data |
US9661326B2 (en) * | 2011-06-28 | 2017-05-23 | Samsung Electronics Co., Ltd. | Method and apparatus for entropy encoding/decoding |
KR101943049B1 (ko) | 2011-06-30 | 2019-01-29 | 에스케이텔레콤 주식회사 | 영상 부호화/복호화 방법 및 장치 |
SG10201605379RA (en) | 2011-07-01 | 2016-08-30 | Samsung Electronics Co Ltd | Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding |
RU2719340C2 (ru) * | 2011-10-18 | 2020-04-17 | Кт Корпорейшен | Способ декодирования видеосигнала |
US9871537B2 (en) * | 2011-10-27 | 2018-01-16 | Qualcomm Incorporated | Mapping states in binary arithmetic coder for video coding |
US9363510B2 (en) * | 2012-03-02 | 2016-06-07 | Qualcomm Incorporated | Scan-based sliding window in context derivation for transform coefficient coding |
US9681133B2 (en) * | 2012-03-29 | 2017-06-13 | Intel Corporation | Two bins per clock CABAC decoding |
SG10201707023VA (en) * | 2012-04-15 | 2017-10-30 | Samsung Electronics Co Ltd | Parameter update method for entropy coding and decoding of conversion coefficient level, and entropy coding device and entropy decoding device of conversion coefficient level using same |
PT2869563T (pt) * | 2012-07-02 | 2018-06-25 | Samsung Electronics Co Ltd | Método e aparelho para codificar vídeo de entropia e método e aparelho para descodifcar vídeo de entropia |
WO2014107074A1 (ko) | 2013-01-04 | 2014-07-10 | 삼성전자 주식회사 | 스케일러블 비디오의 부호화 및 복호화를 위한 움직임 보상 방법 및 장치 |
US20150169794A1 (en) * | 2013-03-14 | 2015-06-18 | Google Inc. | Updating location relevant user behavior statistics from classification errors |
CN103746731B (zh) * | 2014-01-21 | 2017-03-15 | 电子科技大学 | 基于概率计算的多输入多输出检测器及检测方法 |
US9948934B2 (en) * | 2014-07-02 | 2018-04-17 | Apple Inc. | Estimating rate costs in video encoding operations using entropy encoding statistics |
JP2017538338A (ja) * | 2014-11-04 | 2017-12-21 | サムスン エレクトロニクス カンパニー リミテッド | 二進算術符号化/復号のための確率更新方法、及びそれを利用したエントロピー符号化/復号装置 |
US10148961B2 (en) * | 2015-05-29 | 2018-12-04 | Qualcomm Incorporated | Arithmetic coder with multiple window sizes |
EP3316580A4 (en) * | 2015-10-13 | 2018-09-26 | Samsung Electronics Co., Ltd. | Method and device for encoding or decoding image |
US10142635B2 (en) * | 2015-12-18 | 2018-11-27 | Blackberry Limited | Adaptive binarizer selection for image and video coding |
US10554988B2 (en) * | 2017-03-22 | 2020-02-04 | Qualcomm Incorporated | Binary arithmetic coding with parameterized probability estimation finite state machines |
US10791341B2 (en) * | 2017-10-10 | 2020-09-29 | Qualcomm Incorporated | Binary arithmetic coding with progressive modification of adaptation parameters |
EP3503557A1 (en) * | 2017-12-22 | 2019-06-26 | Thomson Licensing | Method and apparatus for video encoding and decoding based on context switching |
US20190042956A1 (en) * | 2018-02-09 | 2019-02-07 | Intel Corporation | Automatic configurable sequence similarity inference system |
-
2016
- 2016-10-13 EP EP16855742.9A patent/EP3316580A4/en not_active Withdrawn
- 2016-10-13 MX MX2018004250A patent/MX2018004250A/es unknown
- 2016-10-13 KR KR1020247007844A patent/KR20240034898A/ko active Search and Examination
- 2016-10-13 KR KR1020227040175A patent/KR102646890B1/ko active IP Right Grant
- 2016-10-13 EP EP19207504.2A patent/EP3629581A1/en not_active Withdrawn
- 2016-10-13 CN CN202110171292.5A patent/CN112929661B/zh active Active
- 2016-10-13 KR KR1020177037707A patent/KR102365164B1/ko active IP Right Grant
- 2016-10-13 CN CN202110145731.5A patent/CN112929659B/zh active Active
- 2016-10-13 CN CN201680059343.2A patent/CN108141594B/zh active Active
- 2016-10-13 CN CN202110146952.4A patent/CN112929660B/zh active Active
- 2016-10-13 KR KR1020227005128A patent/KR102469145B1/ko active IP Right Grant
- 2016-10-13 WO PCT/KR2016/011497 patent/WO2017065525A2/ko active Application Filing
- 2016-10-13 US US15/767,307 patent/US10939104B2/en active Active
-
2018
- 2018-04-06 MX MX2021013693A patent/MX2021013693A/es unknown
-
2021
- 2021-02-04 US US17/167,866 patent/US11638006B2/en active Active
- 2021-02-04 US US17/167,850 patent/US11553182B2/en active Active
-
2023
- 2023-04-03 US US18/194,817 patent/US20230247201A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
MX2018004250A (es) | 2018-05-16 |
EP3316580A2 (en) | 2018-05-02 |
KR20220156986A (ko) | 2022-11-28 |
KR20240034898A (ko) | 2024-03-14 |
KR20220025271A (ko) | 2022-03-03 |
US20230247201A1 (en) | 2023-08-03 |
KR102469145B1 (ko) | 2022-11-21 |
US11553182B2 (en) | 2023-01-10 |
CN112929660B (zh) | 2023-12-26 |
KR102646890B1 (ko) | 2024-03-12 |
US20210258578A1 (en) | 2021-08-19 |
WO2017065525A3 (ko) | 2017-06-15 |
US10939104B2 (en) | 2021-03-02 |
US20210258579A1 (en) | 2021-08-19 |
US11638006B2 (en) | 2023-04-25 |
KR20180055761A (ko) | 2018-05-25 |
CN112929660A (zh) | 2021-06-08 |
WO2017065525A2 (ko) | 2017-04-20 |
CN108141594B (zh) | 2021-02-26 |
CN112929661A (zh) | 2021-06-08 |
EP3316580A4 (en) | 2018-09-26 |
KR102365164B1 (ko) | 2022-02-18 |
CN112929659A (zh) | 2021-06-08 |
US20180309990A1 (en) | 2018-10-25 |
CN108141594A (zh) | 2018-06-08 |
CN112929661B (zh) | 2023-04-21 |
CN112929659B (zh) | 2023-12-26 |
EP3629581A1 (en) | 2020-04-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MX2021013693A (es) | Metodo y dispositivo para codificar o decodificar imagen. | |
MX2019007219A (es) | Metodo y aparato para procesar señales de video. | |
PH12021550480A1 (en) | Image encoding/decoding method and device using intra prediction | |
MY192210A (en) | Apparatus and method for enhanced spatial audio object coding | |
IL281823A (en) | A method for encoding/decoding an image signal and a device for it | |
MX2023008336A (es) | Método y dispositivo para codificación y decodificación de entropía de señal de video. | |
MX2019008023A (es) | Metodo de procesamiento de imagen, y aparato para el mismo. | |
MX2015012391A (es) | Sistema de determinacion de contextos de emociones. | |
GB201501516D0 (en) | Method and device for encoding or decoding an image comprising encoding of dec oding information representing prediction modes | |
MX362424B (es) | Codificador y decodificador de audio usando un procesador de dominio de frecuencia con un relleno de intervalo de banda completa y un procesador de dominio de tiempo. | |
MX346988B (es) | Sistema de determinacion demografica de contexto. | |
MX2023005933A (es) | Metodo de codificacion/decodificacion de imagenes y dispositivo para el mismo. | |
MX2016000924A (es) | Codificacion de audio, decodificador de audio y metodos relacionados que usan procesamiento de dos canales dentro de un marco de relleno inteligente de espacios. | |
MX2016006880A (es) | Decodificador, codificador y metodo para la estimacion informada de sonoridad en sistemas de codificacion basada en objetos. | |
ZA202103365B (en) | Method for encoding/decoding image signal and device therefor | |
MX2017001243A (es) | Codificador y decodificador de audio usando un procesador de dominio de frecuencia, un procesador de dominio de tiempo y procesador cruzado para inicializacion continua. | |
MX361142B (es) | Método y aparato de reconocimiento de huellas dactilares. | |
MX336158B (es) | Dispositivo de codificacion, dispositivo de decodificacion, metodo de codificacion, y metodo de decodificacion. | |
SA516371728B1 (ar) | إقلابات ثابت زمني مع حركات خادعة أقل t2 | |
FI20165257L (fi) | Laitteisto, menetelmä ja tietokoneohjelma videokoodaukseen ja -dekoodaukseen | |
IN2015DN03750A (es) | ||
MX2015012390A (es) | Sistema de determinacion de contextos de salud. | |
MX2019011515A (es) | Aparato y método para determinar una característica predeterminada relacionada a un procesamiento de mejora espectral de una señal de audio. | |
MY183347A (en) | Image encoding device, image decoding device, and the programs thereof | |
PH12015501619A1 (en) | Systems and methods for determining an interpolation factor set |