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MX2021002379A - Un dispositivo de codificacion, un dispositivo de decodificacion y métodos correspondientes que usan una codificación de paleta. - Google Patents

Un dispositivo de codificacion, un dispositivo de decodificacion y métodos correspondientes que usan una codificación de paleta.

Info

Publication number
MX2021002379A
MX2021002379A MX2021002379A MX2021002379A MX2021002379A MX 2021002379 A MX2021002379 A MX 2021002379A MX 2021002379 A MX2021002379 A MX 2021002379A MX 2021002379 A MX2021002379 A MX 2021002379A MX 2021002379 A MX2021002379 A MX 2021002379A
Authority
MX
Mexico
Prior art keywords
subject
partitioning type
luma
decoding
decoder
Prior art date
Application number
MX2021002379A
Other languages
English (en)
Inventor
Jianle Chen
Sergey Yurievich Ikonin
Roman Chernyak
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of MX2021002379A publication Critical patent/MX2021002379A/es

Links

Classifications

    • 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/186Methods 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 colour or a chrominance component
    • 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
    • H04N19/46Embedding additional information in the video signal during the compression process
    • H04N19/463Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/65Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
    • H04N19/66Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving data partitioning, i.e. separation of data into packets or partitions according to importance
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree 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)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

La presente divulgación se refiere a métodos de decodificación y codificación al igual que a aparatos de decodificación y codificación y a un programa. En particular, se determina un tipo de partición de una unidad de codificación (coding unit, CU) objeto. El tipo de partición es ya sea un tipo de partición única, en donde una unidad de codificación objeto se particiona en una CU única que incluye un bloque de codificación (coding block, CB) de luma, y dos CBs de croma, o un tipo de partición separada, en donde una unidad de codificación objeto se particiona en una CU de luma separada que incluye solo un CB de luma y una CU de croma que incluye solo dos CBs de croma. Con base en el tipo de partición de la CU objeto, la CU objeto y una información de codificación de paleta asociada se decodifican de un flujo de bits (en caso del método/aparato de decodificación) o se insertan en el flujo de bits (en el caso del método/aparato de codificación).
MX2021002379A 2018-08-30 2019-08-30 Un dispositivo de codificacion, un dispositivo de decodificacion y métodos correspondientes que usan una codificación de paleta. MX2021002379A (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201862725132P 2018-08-30 2018-08-30
US201862784537P 2018-12-23 2018-12-23
US201862786314P 2018-12-28 2018-12-28
PCT/CN2019/103754 WO2020043194A1 (en) 2018-08-30 2019-08-30 An encoder, a decoder and corresponding methods using a palette coding

Publications (1)

Publication Number Publication Date
MX2021002379A true MX2021002379A (es) 2021-08-11

Family

ID=69642725

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021002379A MX2021002379A (es) 2018-08-30 2019-08-30 Un dispositivo de codificacion, un dispositivo de decodificacion y métodos correspondientes que usan una codificación de paleta.

Country Status (15)

Country Link
US (1) US20200382799A1 (es)
EP (1) EP3797517B1 (es)
JP (2) JP7225375B2 (es)
KR (2) KR102593617B1 (es)
CN (2) CN112954367B (es)
AU (2) AU2019332711B2 (es)
BR (1) BR112021003741A2 (es)
ES (1) ES2963621T3 (es)
HU (1) HUE063431T2 (es)
IL (1) IL281156B2 (es)
MX (1) MX2021002379A (es)
MY (1) MY207333A (es)
PL (1) PL3797517T3 (es)
WO (1) WO2020043194A1 (es)
ZA (1) ZA202102063B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11025905B2 (en) * 2018-09-14 2021-06-01 Tencent America LLC Method and device for decoding with palette mode
US11418787B2 (en) 2019-06-28 2022-08-16 Qualcomm Incorporated Chroma delta QP in video coding
US11381819B2 (en) * 2019-07-05 2022-07-05 Qualcomm Incorporated Chroma delta quantization parameter (QP) in video coding
US11206413B2 (en) * 2019-08-13 2021-12-21 Qualcomm Incorporated Palette predictor updates for local dual trees
US11356684B2 (en) * 2019-08-30 2022-06-07 Alibaba Group Holding Limited Method and system for signaling chroma quantization parameter table
EP4070557A4 (en) * 2019-12-03 2023-01-18 Alibaba Group Holding Limited VIDEO PROCESSING METHOD AND APPARATUS FOR USING A PALETTE MODE
MX2022012020A (es) 2020-03-27 2022-10-21 Beijing Dajia Internet Information Tech Co Ltd Metodos y aparatos de codificacion de video que utiliza modo paleta.
US11582491B2 (en) * 2020-03-27 2023-02-14 Qualcomm Incorporated Low-frequency non-separable transform processing in video coding
US11190774B1 (en) * 2020-05-29 2021-11-30 Microsoft Technology Licensing, Llc Screen content encoding mode evaluation including intra-block evaluation of multiple potential encoding modes
CN120881286A (zh) * 2024-04-29 2025-10-31 中兴通讯股份有限公司 基于调色板预测的图像处理方法、处理装置及设备

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FR2895181B1 (fr) * 2005-12-16 2008-12-05 Mediatvcom Sarl Procede et systeme de transmission d'un flux de donnees multimedia
US9584808B2 (en) * 2013-02-22 2017-02-28 Qualcomm Incorporated Device and method for scalable coding of video information
CN105981380B (zh) * 2013-12-18 2019-08-20 寰发股份有限公司 利用调色板编码的编码视频数据区块的方法和装置
CN104853209B (zh) * 2014-02-16 2020-09-29 同济大学 图像编码、解码方法及装置
JP2017522839A (ja) * 2014-06-20 2017-08-10 シャープ株式会社 整合パレット符号化
US10687064B2 (en) * 2014-08-04 2020-06-16 Qualcomm Incorporated Palette mode encoding and decoding with inferred pixel scan order
US10051277B2 (en) * 2014-11-06 2018-08-14 Mediatek Inc. Method for sub-block based palette coding
WO2016074147A1 (en) * 2014-11-11 2016-05-19 Mediatek Singapore Pte. Ltd. Separated coding tree for luma and chroma
CN110753223B (zh) * 2014-12-19 2021-08-06 寰发股份有限公司 视频解码方法及装置
US10057587B2 (en) * 2015-01-31 2018-08-21 Qualcomm Incorporated Coding escape pixels for palette mode coding
US10390020B2 (en) * 2015-06-08 2019-08-20 Industrial Technology Research Institute Video encoding methods and systems using adaptive color transform
CN108965871B (zh) * 2015-09-29 2023-11-10 华为技术有限公司 图像预测的方法及装置
US11039147B2 (en) * 2016-05-28 2021-06-15 Mediatek Inc. Method and apparatus of palette mode coding for colour video data
CN109479137B (zh) * 2016-05-28 2021-09-21 联发科技股份有限公司 用于彩色视频数据的调色板模式编解码的方法及装置
RU2753643C2 (ru) * 2017-01-31 2021-08-18 Шарп Кабусики Кайся Системы и способы для выполнения планарного кодирования видеосигналов с внутренним прогнозированием
JP2021010046A (ja) 2017-10-06 2021-01-28 シャープ株式会社 画像符号化装置及び画像復号装置
US11025905B2 (en) 2018-09-14 2021-06-01 Tencent America LLC Method and device for decoding with palette mode

Also Published As

Publication number Publication date
JP7225375B2 (ja) 2023-02-20
AU2019332711A1 (en) 2021-04-01
CN112673640A (zh) 2021-04-16
EP3797517A1 (en) 2021-03-31
MY207333A (en) 2025-02-19
AU2023201988B2 (en) 2024-04-04
KR102593617B1 (ko) 2023-10-23
HUE063431T2 (hu) 2024-01-28
PL3797517T3 (pl) 2024-03-18
CN112954367B (zh) 2022-11-25
IL281156B1 (en) 2024-11-01
EP3797517B1 (en) 2023-08-16
IL281156B2 (en) 2025-03-01
ZA202102063B (en) 2024-09-25
WO2020043194A1 (en) 2020-03-05
JP7454633B2 (ja) 2024-03-22
US20200382799A1 (en) 2020-12-03
BR112021003741A2 (pt) 2021-05-25
CN112954367A (zh) 2021-06-11
AU2019332711B2 (en) 2023-01-05
IL281156A (en) 2021-04-29
EP3797517A4 (en) 2021-06-30
JP2021535676A (ja) 2021-12-16
KR20210046784A (ko) 2021-04-28
JP2023024531A (ja) 2023-02-16
CA3111156A1 (en) 2020-03-05
ES2963621T3 (es) 2024-04-01
KR20230151064A (ko) 2023-10-31
AU2023201988A1 (en) 2023-05-04

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