MX2023011808A - Seleccion de transformada multiple dependiente del intra-modo para la codificacion de video. - Google Patents

Seleccion de transformada multiple dependiente del intra-modo para la codificacion de video.

Info

Publication number
MX2023011808A
MX2023011808A MX2023011808A MX2023011808A MX2023011808A MX 2023011808 A MX2023011808 A MX 2023011808A MX 2023011808 A MX2023011808 A MX 2023011808A MX 2023011808 A MX2023011808 A MX 2023011808A MX 2023011808 A MX2023011808 A MX 2023011808A
Authority
MX
Mexico
Prior art keywords
intra
current block
video data
mode
mts
Prior art date
Application number
MX2023011808A
Other languages
English (en)
Spanish (es)
Inventor
Muhammed Zeyd Coban
Marta Karczewicz
Vadim Seregin
Louis Joseph Kerofsky
Bappaditya Ray
Keming Cao
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
Priority claimed from US17/658,803 external-priority patent/US12615365B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of MX2023011808A publication Critical patent/MX2023011808A/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
    • H04N19/12Selection 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
    • 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/124Quantisation
    • 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
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/10Methods 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
    • H04N19/12Selection 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
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MX2023011808A 2021-04-12 2022-04-12 Seleccion de transformada multiple dependiente del intra-modo para la codificacion de video. MX2023011808A (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202163173884P 2021-04-12 2021-04-12
US202163223377P 2021-07-19 2021-07-19
US17/658,803 US12615365B2 (en) 2021-04-12 2022-04-11 Intra-mode dependent multiple transform selection for video coding
PCT/US2022/071669 WO2022221829A1 (en) 2021-04-12 2022-04-12 Intra-mode dependent multiple transform selection for video coding

Publications (1)

Publication Number Publication Date
MX2023011808A true MX2023011808A (es) 2023-10-12

Family

ID=81579620

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2023011808A MX2023011808A (es) 2021-04-12 2022-04-12 Seleccion de transformada multiple dependiente del intra-modo para la codificacion de video.

Country Status (11)

Country Link
EP (1) EP4324197A1 (https=)
JP (1) JP2024514081A (https=)
KR (1) KR20230169959A (https=)
AU (1) AU2022256539A1 (https=)
BR (1) BR112023020271A2 (https=)
CA (1) CA3210355A1 (https=)
CL (1) CL2023002941A1 (https=)
CO (1) CO2023012837A2 (https=)
IL (1) IL304919A (https=)
MX (1) MX2023011808A (https=)
WO (1) WO2022221829A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120476594A (zh) * 2022-12-22 2025-08-12 北京达佳互联信息技术有限公司 用于变换训练和编解码的方法和装置
WO2025150797A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 변환 기반 영상 코딩 방법 및 그 장치
WO2025150798A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 변환 기반 영상 코딩 방법 및 그 장치
WO2025159493A1 (ko) * 2024-01-22 2025-07-31 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
TW202541498A (zh) * 2024-04-09 2025-10-16 美商高通公司 用於視訊寫碼之合併框內預測資料

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10972733B2 (en) * 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
KR20250078609A (ko) * 2019-05-08 2025-06-02 엘지전자 주식회사 Mip 및 lfnst를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

Also Published As

Publication number Publication date
JP2024514081A (ja) 2024-03-28
BR112023020271A2 (pt) 2023-11-14
CO2023012837A2 (es) 2023-10-19
AU2022256539A1 (en) 2023-08-24
EP4324197A1 (en) 2024-02-21
IL304919A (en) 2023-10-01
WO2022221829A1 (en) 2022-10-20
CA3210355A1 (en) 2022-10-20
CL2023002941A1 (es) 2024-03-08
KR20230169959A (ko) 2023-12-18

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