MX2022007897A - Codificacion de imagen o video basada en informacion asociada a la unidad nal. - Google Patents

Codificacion de imagen o video basada en informacion asociada a la unidad nal.

Info

Publication number
MX2022007897A
MX2022007897A MX2022007897A MX2022007897A MX2022007897A MX 2022007897 A MX2022007897 A MX 2022007897A MX 2022007897 A MX2022007897 A MX 2022007897A MX 2022007897 A MX2022007897 A MX 2022007897A MX 2022007897 A MX2022007897 A MX 2022007897A
Authority
MX
Mexico
Prior art keywords
nal unit
associated information
image
video coding
coding based
Prior art date
Application number
MX2022007897A
Other languages
English (en)
Inventor
Hendry Hendry
Original Assignee
Lg Electronics 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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of MX2022007897A publication Critical patent/MX2022007897A/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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/188—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 video data packet, e.g. a network abstraction layer [NAL] unit
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

De conformidad con la descripción del presente documento, con base en la información asociada con el tiempo de unidad NAL sobre si una imagen tiene tipos de unidad NAL combinados, se pueden determinar los tipos de unidad NAL para segmentos dentro de la imagen, y para la imagen que tiene los tipos de unidad NAL combinados, se pueden proporcionar no solamente IRAP sino también una forma combinada de unidades NAL de otros tipos.
MX2022007897A 2019-12-23 2020-12-10 Codificacion de imagen o video basada en informacion asociada a la unidad nal. MX2022007897A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962953110P 2019-12-23 2019-12-23
PCT/KR2020/018062 WO2021132964A1 (ko) 2019-12-23 2020-12-10 Nal 유닛 관련 정보 기반 영상 또는 비디오 코딩

Publications (1)

Publication Number Publication Date
MX2022007897A true MX2022007897A (es) 2022-09-26

Family

ID=76574403

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2022007897A MX2022007897A (es) 2019-12-23 2020-12-10 Codificacion de imagen o video basada en informacion asociada a la unidad nal.

Country Status (7)

Country Link
US (1) US20230045490A1 (es)
JP (1) JP2023508095A (es)
KR (1) KR20220101711A (es)
CN (1) CN115104315A (es)
BR (1) BR112022012507A2 (es)
MX (1) MX2022007897A (es)
WO (1) WO2021132964A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021188810A1 (en) 2020-03-20 2021-09-23 Bytedance Inc. Constraints on reference picture lists for subpictures
CN115462070A (zh) 2020-04-20 2022-12-09 字节跳动有限公司 对参考图片列表的约束
JP2023526368A (ja) 2020-05-22 2023-06-21 バイトダンス インコーポレイテッド 映像ビットストリームにおけるピクチャオーダカウントのコーディング

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2827213T3 (es) * 2011-10-19 2021-05-20 Sun Patent Trust Procedimiento de codificación de imágenes y dispositivo de codificación de imágenes
KR20130116782A (ko) * 2012-04-16 2013-10-24 한국전자통신연구원 계층적 비디오 부호화에서의 계층정보 표현방식
KR20130118798A (ko) * 2012-04-20 2013-10-30 한국전자통신연구원 영상 복호화 방법 및 장치
US9161039B2 (en) * 2012-09-24 2015-10-13 Qualcomm Incorporated Bitstream properties in video coding
PL2901688T3 (pl) * 2012-09-28 2020-05-18 Nokia Technologies Oy Aparat i sposób do kodowania i dekodowania wideo
KR102381380B1 (ko) * 2012-11-21 2022-04-01 엘지전자 주식회사 영상 디코딩 방법 및 이를 이용하는 장치
CA3133079C (en) * 2019-03-11 2024-01-30 Huawei Technologies Co., Ltd. Pictures with mixed nal unit types
US20230030394A1 (en) * 2019-12-23 2023-02-02 Lg Electronics Inc. Nal unit type-based image or video coding for slice or picture
US11818371B2 (en) * 2020-10-07 2023-11-14 Nokia Technologies Oy Coded picture with mixed VCL NAL unit type

Also Published As

Publication number Publication date
WO2021132964A1 (ko) 2021-07-01
KR20220101711A (ko) 2022-07-19
CN115104315A (zh) 2022-09-23
US20230045490A1 (en) 2023-02-09
JP2023508095A (ja) 2023-02-28
BR112022012507A2 (pt) 2022-09-06

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