CO2021011790A2 - Codificación de coeficientes para el modo de salto de transformación - Google Patents

Codificación de coeficientes para el modo de salto de transformación

Info

Publication number
CO2021011790A2
CO2021011790A2 CONC2021/0011790A CO2021011790A CO2021011790A2 CO 2021011790 A2 CO2021011790 A2 CO 2021011790A2 CO 2021011790 A CO2021011790 A CO 2021011790A CO 2021011790 A2 CO2021011790 A2 CO 2021011790A2
Authority
CO
Colombia
Prior art keywords
coefficient
value
currently
jump mode
decoded
Prior art date
Application number
CONC2021/0011790A
Other languages
English (en)
Spanish (es)
Inventor
Marta Karczewicz
Muhammed Zeyd Coban
Hongtao Wang
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CO2021011790A2 publication Critical patent/CO2021011790A2/es

Links

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
    • H04N19/60—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
    • H04N19/10—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
    • H04N19/134—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
    • 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
    • H04N19/70—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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CONC2021/0011790A 2019-03-11 2021-09-08 Codificación de coeficientes para el modo de salto de transformación CO2021011790A2 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962816745P 2019-03-11 2019-03-11
US201962850453P 2019-05-20 2019-05-20
US16/814,654 US11202100B2 (en) 2019-03-11 2020-03-10 Coefficient coding for transform skip mode
PCT/US2020/022065 WO2020185875A1 (en) 2019-03-11 2020-03-11 Coefficient coding for transform skip mode

Publications (1)

Publication Number Publication Date
CO2021011790A2 true CO2021011790A2 (es) 2021-09-20

Family

ID=72424253

Family Applications (1)

Application Number Title Priority Date Filing Date
CONC2021/0011790A CO2021011790A2 (es) 2019-03-11 2021-09-08 Codificación de coeficientes para el modo de salto de transformación

Country Status (19)

Country Link
US (1) US11202100B2 (https=)
EP (1) EP3939284A1 (https=)
JP (1) JP7633174B2 (https=)
KR (1) KR20210134337A (https=)
CN (1) CN113545058B (https=)
AU (1) AU2020239051B2 (https=)
BR (1) BR112021017448A2 (https=)
CA (1) CA3130803A1 (https=)
CL (1) CL2021002355A1 (https=)
CO (1) CO2021011790A2 (https=)
IL (1) IL285621B2 (https=)
MX (1) MX2021011042A (https=)
MY (1) MY208410A (https=)
PH (1) PH12021551956A1 (https=)
SA (1) SA521430243B1 (https=)
SG (1) SG11202108728RA (https=)
TW (1) TWI848073B (https=)
WO (1) WO2020185875A1 (https=)
ZA (1) ZA202106737B (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11202111530YA (en) 2019-04-24 2021-11-29 Bytedance Inc Constraints on quantized residual differential pulse code modulation representation of coded video
KR102707777B1 (ko) 2019-05-01 2024-09-20 바이트댄스 아이엔씨 양자화된 잔차 차동 펄스 코드 변조 코딩을 사용하는 인트라 코딩된 비디오
CN113785568B (zh) 2019-05-02 2024-03-08 字节跳动有限公司 变换跳过模式下的信令通知
WO2020223615A1 (en) 2019-05-02 2020-11-05 Bytedance Inc. Coding mode based on a coding tree structure type
CN117834875A (zh) * 2019-06-14 2024-04-05 松下电器（美国）知识产权公司 编码装置、解码装置和非暂时性的计算机可读取介质
CN114041287B (zh) 2019-06-21 2024-10-22 北京字节跳动网络技术有限公司 自适应环内颜色空间转换和其他视频编解码工具的选择性使用
HUE069274T2 (hu) * 2019-08-31 2025-02-28 Lg Electronics Inc Video- vagy képkódoló eljárás és eszköz az eljáráshoz
EP4024861A4 (en) 2019-08-31 2023-06-28 LG Electronics Inc. Method for decoding video for residual coding and device therefor
BR112022002916A2 (pt) * 2019-09-25 2022-05-10 Panasonic Ip Corp America Codificador, decodificador, método de codificação e método de decodificação
CN117336478A (zh) 2019-11-07 2024-01-02 抖音视界有限公司 视频编解码的自适应环内颜色空间变换的量化特性
MX2022012270A (es) * 2020-03-31 2022-12-13 Lg Electronics Inc Método de decodificación de imágenes para codificación residual, y dispositivo para el mismo.
WO2021197406A1 (en) * 2020-04-02 2021-10-07 Beijing Bytedance Network Technology Co., Ltd. Coefficients coding in transform skip mode
US12439095B2 (en) * 2021-04-16 2025-10-07 Tencent America LLC Entropy coding of sign map for transform coefficients
JP2025504424A (ja) * 2022-01-13 2025-02-12 ノキア テクノロジーズ オサケユイチア クロス成分パラメータ決定のための装置、方法、およびコンピュータプログラム
US12526443B2 (en) * 2022-01-13 2026-01-13 Qualcomm Incorporated Coding video data using out-of-boundary motion vectors
US12464132B2 (en) * 2022-03-01 2025-11-04 Tencent America LLC Coefficient sign prediction for transform skip

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7626518B2 (en) * 2006-06-08 2009-12-01 Via Technologies, Inc. Decoding systems and methods in computational core of programmable graphics processing unit
US9106913B2 (en) * 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
CN107529709B (zh) * 2011-06-16 2019-05-07 Ge视频压缩有限责任公司 解码器、编码器、解码和编码视频的方法及存储介质
US10390046B2 (en) 2011-11-07 2019-08-20 Qualcomm Incorporated Coding significant coefficient information in transform skip mode
US9253481B2 (en) * 2012-01-13 2016-02-02 Qualcomm Incorporated Determining contexts for coding transform coefficient data in video coding
RU2708967C2 (ru) * 2012-01-20 2019-12-12 ДжиИ Видео Компрешн, ЭлЭлСи Кодирование коэффициентов преобразования
US9621921B2 (en) 2012-04-16 2017-04-11 Qualcomm Incorporated Coefficient groups and coefficient coding for coefficient scans
US9426466B2 (en) 2012-06-22 2016-08-23 Qualcomm Incorporated Transform skip mode
US9538175B2 (en) * 2012-09-26 2017-01-03 Qualcomm Incorporated Context derivation for context-adaptive, multi-level significance coding
WO2014053428A1 (en) * 2012-10-01 2014-04-10 Telefonaktiebolaget L M Ericsson (Publ) Coding and decoding of transform skipped blocks
US9456210B2 (en) 2013-10-11 2016-09-27 Blackberry Limited Sign coding for blocks with transform skipped
US11233998B2 (en) * 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
US10440399B2 (en) * 2015-11-13 2019-10-08 Qualcomm Incorporated Coding sign information of video data
US10623737B2 (en) * 2016-10-04 2020-04-14 Qualcomm Incorporated Peak sample adaptive offset
WO2018190595A1 (ko) * 2017-04-13 2018-10-18 엘지전자(주) 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치
EP3490253A1 (en) * 2017-11-23 2019-05-29 Thomson Licensing Encoding and decoding methods and corresponding devices
EP3503557A1 (en) * 2017-12-22 2019-06-26 Thomson Licensing Method and apparatus for video encoding and decoding based on context switching
US10506242B2 (en) * 2018-01-30 2019-12-10 Google Llc Efficient context model computation design in transform coefficient coding
US11019346B2 (en) * 2018-07-02 2021-05-25 Qualcomm Incorporated Coefficient coding with grouped bypass remaining levels for dependent quantization
BR122021012456B1 (pt) * 2019-01-15 2022-03-22 Lg Electronics Inc Método de decodificação de uma imagem realizado por um aparelho de decodificação, método de codificação de uma imagem realizado por um aparelho de codificação, aparelho de decodificação para decodificação de imagem, aparelho de codificação para codificação de imagem e mídia de armazenamento digital legível por computador não transitória

Also Published As

Publication number Publication date
CL2021002355A1 (es) 2022-06-03
JP7633174B2 (ja) 2025-02-19
WO2020185875A1 (en) 2020-09-17
AU2020239051A1 (en) 2021-09-09
SG11202108728RA (en) 2021-09-29
EP3939284A1 (en) 2022-01-19
MY208410A (en) 2025-05-08
CN113545058B (zh) 2025-06-24
MX2021011042A (es) 2021-10-13
BR112021017448A2 (pt) 2021-11-16
JP2022523789A (ja) 2022-04-26
CA3130803A1 (en) 2020-09-17
IL285621A (en) 2021-09-30
ZA202106737B (en) 2025-01-29
CN113545058A (zh) 2021-10-22
US11202100B2 (en) 2021-12-14
US20200296420A1 (en) 2020-09-17
SA521430243B1 (ar) 2025-05-25
TW202041009A (zh) 2020-11-01
IL285621B2 (en) 2024-05-01
TWI848073B (zh) 2024-07-11
AU2020239051B2 (en) 2025-06-05
IL285621B1 (en) 2024-01-01
KR20210134337A (ko) 2021-11-09
PH12021551956A1 (en) 2022-07-18

Similar Documents

Publication Publication Date Title
CO2021011790A2 (es) Codificación de coeficientes para el modo de salto de transformación
CL2021001439A1 (es) Procesamiento de coeficientes para codificación y decodificación de video
MX2021011029A (es) Un codificador, un decodificador y métodos correspondientes.
MX2021012405A (es) Un codificador, un decodificador y metodos de armonizacion de intraprediccion basada en matriz correspondiente y seleccion de nucleo de transformada secundaria.
MX2021011350A (es) Un codificador, un decodificador y metodos correspondientes de intra prediccion.
CL2023001946A1 (es) Método y dispositivo de codificación/decodificación de video a base de intra predicción
CL2019003620A1 (es) Filtrado interno aplicado en conjunto con procesamiento de transformación en la codificación de video.
IL280228A (en) Video encoder, video decoder, and corresponding encoding and decoding methods
MX2021006039A (es) Un codificador, un decodificador y métodos correspondientes para interpredicción.
BR112022005458A2 (pt) Dispositivos de codificação e de decodificação de vídeo, e de produto de computador, e métodos associados
GB2590634B (en) High Level syntax for video coding and decoding
PL3709645T3 (pl) Endowanie i dekodowanie video na podstawie predykcji cclm
MX2021015312A (es) Codificador, decodificador, metodos y programas informaticos con una escala mejorada basada en transformacion.
GB2590636B (en) High level syntax for video coding and decoding
WO2016205693A3 (en) Intra prediction and intra mode coding
IL281400A (en) Image encoding method, image decoding method, encoder, decoder and storage medium
BR112016015893A2 (pt) Suporte de camada de base não-hevc em extensões multicamadas de hevc
MX2017016049A (es) Agrupacion de intervalos de omision de paleta para codificacion de video.
AR093239A1 (es) Definicion de la unidad de decodificacion expandida
BR112016030044A2 (pt) codificação de vídeo de várias camadas
BR112022005350A2 (pt) Método de decodificação de vídeo imersivo, codificador e decodificador de vídeo
MX2022001939A (es) Restriccion del tama?o de los bloques de crominancia peque?os en la codificacion de video.
BR112022004635A2 (pt) Alteração de escala de resíduos de saturação para predição de um valor corretivo a ser adicionado a valores de coeficiente angular de mapeamento de luma
MX2020013843A (es) Predictor de vector de movimiento de unidad de sub-predicción de señalización.
EP3777164A4 (en) IMAGE ENCODING AND DECODING, IMAGE ENCODER AND IMAGE DECODER