SG11202111562TA - Low-frequency non-separable transform signaling based on zero-out patterns for video coding - Google Patents

Low-frequency non-separable transform signaling based on zero-out patterns for video coding

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Publication number
SG11202111562TA
SG11202111562TA SG11202111562TA SG11202111562TA SG11202111562TA SG 11202111562T A SG11202111562T A SG 11202111562TA SG 11202111562T A SG11202111562T A SG 11202111562TA SG 11202111562T A SG11202111562T A SG 11202111562TA SG 11202111562T A SG11202111562T A SG 11202111562TA
Authority
SG
Singapore
Prior art keywords
zero
low
video coding
signaling based
frequency non
Prior art date
Application number
SG11202111562TA
Other languages
English (en)
Inventor
Hilmi Enes Egilmez
Vadim Seregin
Muhammed Zeyd Coban
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 SG11202111562TA publication Critical patent/SG11202111562TA/en

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Classifications

    • 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
    • H04N19/10Methods 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
    • H04N19/134Methods 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
    • H04N19/14Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/44Decoders 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
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H04N19/45Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
SG11202111562TA 2019-05-17 2020-05-14 Low-frequency non-separable transform signaling based on zero-out patterns for video coding SG11202111562TA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962849689P 2019-05-17 2019-05-17
US15/931,271 US11032572B2 (en) 2019-05-17 2020-05-13 Low-frequency non-separable transform signaling based on zero-out patterns for video coding
PCT/US2020/032866 WO2020236509A1 (en) 2019-05-17 2020-05-14 Low-frequency non-separable transform signaling based on zero-out patterns for video coding

Publications (1)

Publication Number Publication Date
SG11202111562TA true SG11202111562TA (en) 2021-12-30

Family

ID=73230877

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202111562TA SG11202111562TA (en) 2019-05-17 2020-05-14 Low-frequency non-separable transform signaling based on zero-out patterns for video coding

Country Status (14)

Country Link
US (1) US11032572B2 (enExample)
EP (1) EP3970367A1 (enExample)
JP (1) JP7629413B2 (enExample)
KR (1) KR20220008265A (enExample)
CN (1) CN113812157B (enExample)
AR (1) AR118945A1 (enExample)
AU (1) AU2020278519B2 (enExample)
BR (1) BR112021022343A2 (enExample)
CL (1) CL2021003004A1 (enExample)
MY (1) MY210169A (enExample)
PH (1) PH12021552685A1 (enExample)
SA (1) SA521430807B1 (enExample)
SG (1) SG11202111562TA (enExample)
WO (1) WO2020236509A1 (enExample)

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EP3691270A4 (en) * 2017-09-28 2021-06-02 Samsung Electronics Co., Ltd. CODING METHOD AND DEVICE AND DECODING METHOD AND DEVICE
US11503328B2 (en) * 2018-06-29 2022-11-15 Vid Scale, Inc. Adaptive control point selection for affine motion model based video coding
US11218728B2 (en) * 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
US11695960B2 (en) 2019-06-14 2023-07-04 Qualcomm Incorporated Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding
PT3989581T (pt) 2019-06-19 2025-09-03 Lg Electronics Inc Sinalização de informação indicando o conjunto de núcleo de sistema operativo de transformada na codificação de imagem
CN114342393B (zh) * 2019-07-12 2024-11-29 Lg电子株式会社 基于变换的图像编译方法及其设备
CN119854492A (zh) * 2019-07-12 2025-04-18 Lg 电子株式会社 基于变换的图像编译方法及其设备
CN119653107A (zh) * 2019-08-08 2025-03-18 Lg 电子株式会社 基于变换的图像编译方法及设备
US11677984B2 (en) 2019-08-20 2023-06-13 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) signaling
US11184617B2 (en) 2019-09-19 2021-11-23 Qualcomm Incorporated Transform unit design for video coding
US11206400B2 (en) 2019-09-26 2021-12-21 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) simplifications
CA3156856A1 (en) * 2019-10-04 2021-04-08 Lg Electronics Inc. Transform-based image coding method, and device therefor
US11470353B2 (en) 2019-12-20 2022-10-11 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) with reduced zero-out in video coding
US11457229B2 (en) 2019-12-23 2022-09-27 Qualcomm Incorporated LFNST signaling for chroma based on chroma transform skip
US11582491B2 (en) 2020-03-27 2023-02-14 Qualcomm Incorporated Low-frequency non-separable transform processing in video coding
US11871010B2 (en) 2020-10-02 2024-01-09 Qualcomm Incorporated Extended low-frequency non-separable transform (LFNST) designs with worst-case complexity handling
US11924471B2 (en) 2020-11-12 2024-03-05 Qualcomm Incorporated Context-based transform index signaling in video coding
US20240357110A1 (en) * 2021-06-16 2024-10-24 Lg Electronics Inc. Image coding method and apparatus therefor
EP4425930A4 (en) * 2021-10-25 2025-10-22 Lg Electronics Inc METHOD AND APPARATUS FOR DESIGNING NON-SEPARABLE PRIMARY TRANSFORM
CN114666586B (zh) * 2022-03-14 2024-10-11 中山大学 一种基于变换块运动的时域感知编码方法
US20240129532A1 (en) * 2022-10-13 2024-04-18 Qualcomm Incorporated Transforming video data using non-separable primary transforms
WO2024222411A1 (en) * 2023-04-28 2024-10-31 Mediatek Inc. Entropy coding transform blocks
WO2025073241A1 (en) * 2023-10-06 2025-04-10 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Systems and methods for non-separable transforms for inter prediction in video coding
WO2025214446A1 (en) * 2024-04-10 2025-10-16 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing

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US9538175B2 (en) 2012-09-26 2017-01-03 Qualcomm Incorporated Context derivation for context-adaptive, multi-level significance coding
US10306229B2 (en) 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
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US10349085B2 (en) 2016-02-15 2019-07-09 Qualcomm Incorporated Efficient parameter storage for compact multi-pass transforms
US10448053B2 (en) 2016-02-15 2019-10-15 Qualcomm Incorporated Multi-pass non-separable transforms for video coding
US10708164B2 (en) 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
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Also Published As

Publication number Publication date
CN113812157A (zh) 2021-12-17
AU2020278519A1 (en) 2021-11-25
BR112021022343A8 (pt) 2021-12-28
CN113812157B (zh) 2025-07-04
US11032572B2 (en) 2021-06-08
BR112021022343A2 (pt) 2022-01-04
US20200366937A1 (en) 2020-11-19
KR20220008265A (ko) 2022-01-20
WO2020236509A1 (en) 2020-11-26
PH12021552685A1 (en) 2022-03-21
MY210169A (en) 2025-08-30
EP3970367A1 (en) 2022-03-23
SA521430807B1 (ar) 2024-11-28
CL2021003004A1 (es) 2022-08-19
JP2022531913A (ja) 2022-07-12
JP7629413B2 (ja) 2025-02-13
AU2020278519B2 (en) 2025-10-02
AR118945A1 (es) 2021-11-10

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