GT201600184A - Codificación del nivel de coeficiente en un proceso de codificación de video - Google Patents

Codificación del nivel de coeficiente en un proceso de codificación de video

Info

Publication number
GT201600184A
GT201600184A GT201600184A GT201600184A GT201600184A GT 201600184 A GT201600184 A GT 201600184A GT 201600184 A GT201600184 A GT 201600184A GT 201600184 A GT201600184 A GT 201600184A GT 201600184 A GT201600184 A GT 201600184A
Authority
GT
Guatemala
Prior art keywords
coding
code
suffix
golomb
bits
Prior art date
Application number
GT201600184A
Other languages
English (en)
Spanish (es)
Inventor
Rajan Laxman Joshi
Marta Karczewicz
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 GT201600184A publication Critical patent/GT201600184A/es

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/115Selection of the code volume for a coding unit prior to coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/13Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/18Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/1887Methods 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 variable length codeword
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
GT201600184A 2014-03-14 2016-09-14 Codificación del nivel de coeficiente en un proceso de codificación de video GT201600184A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461953659P 2014-03-14 2014-03-14
US201461954404P 2014-03-17 2014-03-17
US14/656,071 US9930348B2 (en) 2014-03-14 2015-03-12 Coefficient level coding in a video coding process

Publications (1)

Publication Number Publication Date
GT201600184A true GT201600184A (es) 2018-11-27

Family

ID=54070437

Family Applications (1)

Application Number Title Priority Date Filing Date
GT201600184A GT201600184A (es) 2014-03-14 2016-09-14 Codificación del nivel de coeficiente en un proceso de codificación de video

Country Status (13)

Country Link
US (1) US9930348B2 (enExample)
EP (1) EP3117525B1 (enExample)
JP (1) JP6527877B2 (enExample)
KR (1) KR102352638B1 (enExample)
CN (1) CN106105040B (enExample)
CR (1) CR20160423A (enExample)
DO (1) DOP2016000246A (enExample)
GT (1) GT201600184A (enExample)
MX (1) MX363891B (enExample)
NI (1) NI201600135A (enExample)
SV (1) SV2016005283A (enExample)
TW (1) TWI666916B (enExample)
WO (1) WO2015138911A1 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2521828A (en) * 2013-12-23 2015-07-08 Sony Corp Data encoding and decoding
US10313684B2 (en) 2014-06-20 2019-06-04 Qualcomm Incorporated Copy from previous rows for palette mode coding
US10142629B2 (en) * 2015-12-28 2018-11-27 Mediatek Inc. Method and apparatus for entropy coding in image compression
US10602192B2 (en) * 2016-02-04 2020-03-24 Mediatek Inc. Methods and apparatuses for performing entropy encoding and entropy decoding with size determination of at least one bitstream portion
US20170311003A1 (en) * 2016-04-20 2017-10-26 Mediatek Inc. Method and apparatus for performing entropy encoding with sign data removal and associated method and apparatus for performing entropy decoding with sign data recovery
JP6868785B2 (ja) * 2016-05-13 2021-05-12 ソニーグループ株式会社 画像処理装置および方法
EP3777156B1 (en) * 2018-03-29 2025-03-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Transform coefficient block coding
US11265550B2 (en) * 2018-04-04 2022-03-01 Kakadu R & D Pty Ltd Further improved method and apparatus for image compression
BR112021005152A2 (pt) * 2018-09-20 2021-06-15 Lg Electronics Inc. método de codificação de nível de fator de conversão e dispositivo para o mesmo
KR102680055B1 (ko) * 2018-11-12 2024-06-28 엘지전자 주식회사 고주파 제로잉을 기반으로 변환 계수를 코딩하는 방법 및 그 장치
US11477486B2 (en) * 2019-01-02 2022-10-18 Qualcomm Incorporated Escape coding for coefficient levels
US10728555B1 (en) 2019-02-06 2020-07-28 Sony Corporation Embedded codec (EBC) circuitry for position dependent entropy coding of residual level data
WO2020182091A1 (en) 2019-03-08 2020-09-17 Beijing Bytedance Network Technology Co., Ltd. Reshaping model in video processing
JP7732898B2 (ja) 2019-04-18 2025-09-02 北京字節跳動網絡技術有限公司 クロスコンポーネントモードにおけるパラメータ導出
CN113711610B (zh) 2019-04-23 2024-04-16 北京字节跳动网络技术有限公司 降低跨分量依赖性的方法
MX2024010853A (es) * 2019-04-24 2024-09-11 Panasonic Ip Corp America Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
WO2020224629A1 (en) 2019-05-08 2020-11-12 Beijing Bytedance Network Technology Co., Ltd. Conditions for applicability of cross-component coding
CN117478908A (zh) 2019-06-22 2024-01-30 北京字节跳动网络技术有限公司 色度残差缩放的语法元素
KR102660738B1 (ko) 2019-07-07 2024-04-26 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 크로마 잔차 스케일링의 시그널링
WO2021040487A1 (ko) * 2019-08-31 2021-03-04 엘지전자 주식회사 영상 코딩 시스템에서 레지듀얼 데이터 코딩에 대한 영상 디코딩 방법 및 그 장치
JP7201873B2 (ja) 2019-09-24 2023-01-10 ベイジン ダジア インターネット インフォメーション テクノロジー カンパニー リミテッド 残差及び係数符号化の方法、プログラム並びに装置
KR20220062526A (ko) * 2019-09-25 2022-05-17 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법, 및 복호 방법
WO2021067278A1 (en) * 2019-10-01 2021-04-08 Beijing Dajia Internet Informationtechnology Co., Ltd. Methods and apparatus of residual and coefficient coding
WO2021071188A1 (ko) * 2019-10-07 2021-04-15 엘지전자 주식회사 비디오/영상 코딩 시스템에서 엔트로피 코딩 방법 및 장치
WO2021071187A1 (ko) * 2019-10-07 2021-04-15 엘지전자 주식회사 비디오/영상 코딩 시스템에서 라이스 파라미터 도출 방법 및 장치
WO2021118310A1 (ko) * 2019-12-13 2021-06-17 주식회사 케이티 비디오 신호 처리 방법 및 장치
US11228763B2 (en) * 2019-12-26 2022-01-18 Qualcomm Incorporated Residual coding to support both lossy and lossless coding
US20210203963A1 (en) * 2019-12-27 2021-07-01 Qualcomm Incorporated Equation-based rice parameter derivation for regular transform coefficients in video coding
GB2593543B (en) * 2020-03-27 2023-04-19 Canon Kk Video coding and decoding
CN115086656B (zh) * 2021-03-14 2025-03-28 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
CN116074499B (zh) * 2021-11-11 2024-10-29 杭州海康威视数字技术股份有限公司 一种视频编解码方法及装置
US12407836B2 (en) * 2022-02-08 2025-09-02 Synaptics Incorporated Lossless compression for low-latency video transmission in resource-constrained encoding environment
EP4633157A1 (en) * 2024-04-08 2025-10-15 InterDigital CE Patent Holdings, SAS Method and apparatus for encoding/decoding with exponential golomb coding

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4468858B2 (ja) * 2005-06-01 2010-05-26 オリンパスイメージング株式会社 データ符号化装置、データ符号化方法、プログラム
KR100718134B1 (ko) * 2005-07-21 2007-05-14 삼성전자주식회사 비트율에 적응적인 영상 데이터 이진 산술 부호화/복호화장치 및 방법
WO2008129855A1 (ja) * 2007-04-11 2008-10-30 Panasonic Corporation 画像データ復号化装置、画像データ復号化方法
KR101391601B1 (ko) * 2007-10-15 2014-05-07 삼성전자주식회사 최적의 임계치를 이용한 지수 골롬 이진화에 의한 영상부호화 방법 및 그 장치, 및 영상 복호화 방법 및 그 장치
JP4819940B2 (ja) * 2009-12-04 2011-11-24 株式会社日立国際電気 動画像符号化装置
US9288496B2 (en) * 2010-12-03 2016-03-15 Qualcomm Incorporated Video coding using function-based scan order for transform coefficients
US20120230418A1 (en) * 2011-03-08 2012-09-13 Qualcomm Incorporated Coding of transform coefficients for video coding
RU2586321C2 (ru) * 2011-06-28 2016-06-10 Самсунг Электроникс Ко., Лтд. Способ и устройство для кодирования видео, а также способ и устройство для декодирования видео, дополняемые арифметическим кодированием
KR101672107B1 (ko) * 2011-11-08 2016-11-02 구글 테크놀로지 홀딩스 엘엘씨 변환 계수들에 대한 이진 코드워드들을 결정하는 방법
MY193123A (en) * 2012-06-22 2022-09-26 Velos Media Internatinal Ltd Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus
WO2014103182A1 (ja) * 2012-12-27 2014-07-03 日本電気株式会社 映像符号化装置、映像符号化方法および映像符号化プログラム

Also Published As

Publication number Publication date
JP6527877B2 (ja) 2019-06-05
CR20160423A (es) 2016-12-20
EP3117525A1 (en) 2017-01-18
CN106105040A (zh) 2016-11-09
US20150264362A1 (en) 2015-09-17
TWI666916B (zh) 2019-07-21
US9930348B2 (en) 2018-03-27
SV2016005283A (es) 2017-04-24
JP2017514349A (ja) 2017-06-01
DOP2016000246A (es) 2016-12-30
MX2016011599A (es) 2016-12-09
KR102352638B1 (ko) 2022-01-17
KR20160133509A (ko) 2016-11-22
NI201600135A (es) 2016-11-18
CN106105040B (zh) 2019-11-19
EP3117525B1 (en) 2022-08-17
WO2015138911A1 (en) 2015-09-17
MX363891B (es) 2019-04-05
TW201547256A (zh) 2015-12-16

Similar Documents

Publication Publication Date Title
GT201600184A (es) Codificación del nivel de coeficiente en un proceso de codificación de video
CL2016000022A1 (es) Inicialización del parámetro rice para codificación de nivel de coeficiente en el proceso de codificación de video
CL2017002268A1 (es) Descodificación de secuencias de bits de audio con metadatos de replicación de banda espectral mejorada en al menos un elemento de relleno
CL2017000822A1 (es) Canales de señalizacion para codificación escalable de datos de audio ambisónicos de orden superior
EA201791496A1 (ru) Кодирование пикселов с управляющим кодом для палитрового кодирования
MX336158B (es) Dispositivo de codificacion, dispositivo de decodificacion, metodo de codificacion, y metodo de decodificacion.
MX387943B (es) Metodo y dispositivo para codificar o decodificar imagen.
CO2017007499A2 (es) Agrupación de índice de paleta para codificación de video
PL3659288T3 (pl) Fizyczna transmisja w kanale współdzielonym (push) na podstawie solidnej książki kodowej
GB2569845B (en) Code reading device
MX2020013276A (es) Dispositivo de codificacion, metodo de codificacion, dispositivo de descodificacion y metodo de descodificacion.
MX386333B (es) Dispositivo de procesamiento de datos y método de procesamiento de datos.
MX2015009838A (es) Dispositivo para el procesamiento de datos y metodo para el procesamiento de datos.
PH12014502044A1 (en) Deriving context for last position coding for video coding
MX2017014838A (es) Metodo y aparato para codificacion aritmetica binaria adaptiva de contexto con base en multiples tablas.
BR112021017453A2 (pt) Inicialização de probabilidade para codificação de vídeo
MX389046B (es) Dispositivo de procesamiento de datos y metodo de procesamiento de datos.
MX2017010999A (es) Dispositivo de perforacion de paridad para la codificacion de informacion de señalizacion de longitud variable y metodo de perforacion de paridad que lo utiliza.
EP3466177A4 (en) CODEWORD ADJUSTMENT FOR NON-ORIGINAL CODED ACCESS
ES2698119R1 (es) Aparato de codificación para el procesamiento de una señal de entrada y aparato de decodificación para el procesamiento de una señal codificada
MX2017010997A (es) Dispositivo de perforacion de paridad para la codificacion de informacion de señalizacion de longitud fija y metodo de perforacion de paridad que lo utiliza.
MX388805B (es) Dispositivo de procesamiento de datos y metodo de procesamiento de datos.
BR112018072180A2 (pt) metódos para codificar e decodificar utilizando um código polar, codificador de informação, decodificador de informação e mémória legível por computador
SG11201910594QA (en) Selection between code types for encoding information bits
MX2015009939A (es) Dispositivo de procesamiento de datos y metodo de procesamiento de datos.