CL2023001693A1 - Uso de historial de baja complejidad para derivación de parámetros rice para codificación de video - Google Patents

Uso de historial de baja complejidad para derivación de parámetros rice para codificación de video

Info

Publication number
CL2023001693A1
CL2023001693A1 CL2023001693A CL2023001693A CL2023001693A1 CL 2023001693 A1 CL2023001693 A1 CL 2023001693A1 CL 2023001693 A CL2023001693 A CL 2023001693A CL 2023001693 A CL2023001693 A CL 2023001693A CL 2023001693 A1 CL2023001693 A1 CL 2023001693A1
Authority
CL
Chile
Prior art keywords
coefficient
value
encoding
transform
derive
Prior art date
Application number
CL2023001693A
Other languages
English (en)
Spanish (es)
Inventor
Karczewicz Marta
Rusanovskyy Dmytro
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 US17/645,187 external-priority patent/US11736727B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CL2023001693A1 publication Critical patent/CL2023001693A1/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
    • H04N19/169Methods 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
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/102Methods 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
    • H04N19/124Quantisation
    • 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
    • H04N19/134Methods 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
    • 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
    • H04N19/169Methods 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
    • H04N19/174Methods 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
    • 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
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/197Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
    • 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
    • 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
    • H03M7/3068Precoding preceding compression, e.g. Burrows-Wheeler transformation
    • H03M7/3071Prediction
    • H03M7/3075Space
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CL2023001693A 2020-12-21 2023-06-12 Uso de historial de baja complejidad para derivación de parámetros rice para codificación de video CL2023001693A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063128641P 2020-12-21 2020-12-21
US17/645,187 US11736727B2 (en) 2020-12-21 2021-12-20 Low complexity history usage for rice parameter derivation for high bit-depth video coding

Publications (1)

Publication Number Publication Date
CL2023001693A1 true CL2023001693A1 (es) 2024-01-05

Family

ID=79830892

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2023001693A CL2023001693A1 (es) 2020-12-21 2023-06-12 Uso de historial de baja complejidad para derivación de parámetros rice para codificación de video

Country Status (11)

Country Link
US (2) US12284386B2 (https=)
EP (1) EP4264944A1 (https=)
JP (1) JP7771187B2 (https=)
KR (1) KR20230124571A (https=)
AU (1) AU2021410078A1 (https=)
CA (1) CA3198856A1 (https=)
CL (1) CL2023001693A1 (https=)
MX (1) MX2023007101A (https=)
TW (1) TW202232959A (https=)
WO (1) WO2022140777A1 (https=)
ZA (1) ZA202306399B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE069274T2 (hu) * 2019-08-31 2025-02-28 Lg Electronics Inc Video- vagy képkódoló eljárás és eszköz az eljáráshoz
EP4085636A4 (en) * 2019-12-30 2024-01-24 Beijing Dajia Internet Information Technology Co., Ltd. RESIDUAL AND COEFFICIENT ENCODING FOR VIDEO CODING
AU2022333140B2 (en) 2021-08-26 2026-04-02 Guangdong Oppo Mobile Telecommunications Corp., Ltd. History-based rice parameter derivations for wavefront parallel processing in video coding

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160234498A1 (en) 2015-02-05 2016-08-11 Sharp Laboratories Of America, Inc. Methods and systems for palette table coding
US10616604B2 (en) 2015-09-01 2020-04-07 Qualcomm Incorporated Coefficient level coding in video coding
US10951898B2 (en) 2018-10-11 2021-03-16 Lg Electronics Inc. Image decoding method and device using residual information in image coding system
US20200314423A1 (en) 2019-03-25 2020-10-01 Qualcomm Incorporated Fixed filters with non-linear adaptive loop filter in video coding
US11616962B2 (en) 2019-07-15 2023-03-28 Tencent America LLC Method and apparatus for video coding
US12022061B2 (en) 2019-08-31 2024-06-25 Lg Electronics Inc. Method and apparatus for coding transform coefficient in video/image coding system
HUE069274T2 (hu) 2019-08-31 2025-02-28 Lg Electronics Inc Video- vagy képkódoló eljárás és eszköz az eljáráshoz
CN119996693A (zh) * 2019-09-12 2025-05-13 阿里巴巴集团控股有限公司 视频编解码的计算机实现的方法及计算机可读存储介质
WO2021130071A1 (en) 2019-12-23 2021-07-01 Interdigital Vc Holdings France Residual processing for video encoding and decoding
US20210203963A1 (en) 2019-12-27 2021-07-01 Qualcomm Incorporated Equation-based rice parameter derivation for regular transform coefficients in video coding
CN115136603B (zh) 2020-02-07 2025-10-10 北京达佳互联信息技术有限公司 用于视频编解码的无损编解码模式
US11736727B2 (en) 2020-12-21 2023-08-22 Qualcomm Incorporated Low complexity history usage for rice parameter derivation for high bit-depth video coding

Also Published As

Publication number Publication date
JP7771187B2 (ja) 2025-11-17
ZA202306399B (en) 2025-01-29
JP2023554264A (ja) 2023-12-27
WO2022140777A1 (en) 2022-06-30
MX2023007101A (es) 2023-06-27
EP4264944A1 (en) 2023-10-25
CA3198856A1 (en) 2022-06-30
AU2021410078A9 (en) 2024-08-08
US12284386B2 (en) 2025-04-22
US20230353785A1 (en) 2023-11-02
AU2021410078A1 (en) 2023-05-25
US20250220237A1 (en) 2025-07-03
TW202232959A (zh) 2022-08-16
KR20230124571A (ko) 2023-08-25

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