JP7590068B2 - 持続的ライス適応による範囲拡張のための制約フラグの信号伝達の技術 - Google Patents

持続的ライス適応による範囲拡張のための制約フラグの信号伝達の技術 Download PDF

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JP7590068B2
JP7590068B2 JP2023534885A JP2023534885A JP7590068B2 JP 7590068 B2 JP7590068 B2 JP 7590068B2 JP 2023534885 A JP2023534885 A JP 2023534885A JP 2023534885 A JP2023534885 A JP 2023534885A JP 7590068 B2 JP7590068 B2 JP 7590068B2
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constraint
flag
coding
video
syntax element
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JP2023552811A (ja
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チェ，ビヨンドゥ
リウ，シャン
ウェンジャー，ステファン
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Tencent America LLC
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    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion 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
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4031—Fixed length to variable length coding
    • H03M7/4037—Prefix coding
    • H03M7/4043—Adaptive prefix coding
    • H03M7/4068—Parameterized codes
    • H03M7/4075—Golomb codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion 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
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/60—General implementation details not specific to a particular type of compression
    • H03M7/6005—Decoder aspects
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/134—Methods 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion 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
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/60—General implementation details not specific to a particular type of compression
    • H03M7/6064—Selection of Compressor

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2023534885A 2021-09-29 2022-04-29 持続的ライス適応による範囲拡張のための制約フラグの信号伝達の技術 Active JP7590068B2 (ja)

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JP2024195535A JP2025016762A (ja) 2021-09-29 2024-11-08 持続的ライス適応による範囲拡張のための制約フラグの信号伝達の技術

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US202163250172P 2021-09-29 2021-09-29
US63/250,172 2021-09-29
US17/710,786 US11997317B2 (en) 2021-09-29 2022-03-31 Techniques for constraint flag signaling for range extension with persistent rice adaptation
US17/710,786 2022-03-31
PCT/US2022/072017 WO2023056107A1 (en) 2021-09-29 2022-04-29 Techniques for constraint flag signaling for range extension with persistent rice adaptation

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JP2024195535A Pending JP2025016762A (ja) 2021-09-29 2024-11-08 持続的ライス適応による範囲拡張のための制約フラグの信号伝達の技術

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EP (1) EP4200986A4 (enExample)
JP (2) JP7590068B2 (enExample)
KR (1) KR20230049683A (enExample)
CN (1) CN116458155B (enExample)
WO (1) WO2023056107A1 (enExample)

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WO2021138353A1 (en) * 2019-12-30 2021-07-08 Beijing Dajia Internet Information Technology Co., Ltd. Residual and coefficients coding for video coding
KR20230174267A (ko) * 2021-04-28 2023-12-27 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩을 위한 잔차 및 계수 코딩
US11695944B2 (en) * 2021-09-08 2023-07-04 Omnivision Technologies, Inc. Video coding device and method
AU2022431236A1 (en) * 2022-01-10 2024-06-13 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Signaling general constraints information for video coding

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WO2022232317A1 (en) 2021-04-28 2022-11-03 Beijing Dajia Internet Information Technology Co., Ltd. Residual and coefficients coding for video coding

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EP4200986A1 (en) 2023-06-28
CN116458155A (zh) 2023-07-18
US20240276019A1 (en) 2024-08-15
KR20230049683A (ko) 2023-04-13
JP2023552811A (ja) 2023-12-19
US20230101189A1 (en) 2023-03-30
EP4200986A4 (en) 2024-02-28
US11997317B2 (en) 2024-05-28
JP2025016762A (ja) 2025-02-04
CN116458155B (zh) 2025-02-07
WO2023056107A1 (en) 2023-04-06

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