JP2022549773A - 映像データの可逆符号化 - Google Patents

映像データの可逆符号化 Download PDF

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JP2022549773A
JP2022549773A JP2022516282A JP2022516282A JP2022549773A JP 2022549773 A JP2022549773 A JP 2022549773A JP 2022516282 A JP2022516282 A JP 2022516282A JP 2022516282 A JP2022516282 A JP 2022516282A JP 2022549773 A JP2022549773 A JP 2022549773A
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coding
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transform
residual
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JP2022549773A5 (https=
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サーヴァー，モハメッド，ゴラム
ルオ，ジャンコン
イエ，ヤン
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アリババ グループ ホウルディング リミテッド
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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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/12—Selection 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
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/189—Methods 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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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

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  • 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)
JP2022516282A 2019-09-23 2020-08-24 映像データの可逆符号化 Pending JP2022549773A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025147838A JP2025178260A (ja) 2019-09-23 2025-09-05 映像データの可逆符号化

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962904574P 2019-09-23 2019-09-23
US62/904,574 2019-09-23
PCT/US2020/047602 WO2021061318A1 (en) 2019-09-23 2020-08-24 Lossless coding of video data

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JP2025147838A Division JP2025178260A (ja) 2019-09-23 2025-09-05 映像データの可逆符号化

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JP2022549773A true JP2022549773A (ja) 2022-11-29
JP2022549773A5 JP2022549773A5 (https=) 2023-08-15

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JP2025147838A Pending JP2025178260A (ja) 2019-09-23 2025-09-05 映像データの可逆符号化

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US (4) US12047578B2 (https=)
EP (1) EP4035069A4 (https=)
JP (2) JP2022549773A (https=)
KR (1) KR20220062655A (https=)
CN (7) CN120614453A (https=)
WO (1) WO2021061318A1 (https=)

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MX2022003650A (es) * 2019-09-25 2022-05-10 Lg Electronics Inc Metodo y aparato de codificacion/decodificacion de imagen para se?alar el metodo de codificacion residual usado para codificar el bloque al cual se aplica bdpcm, y metodo para transmitir el flujo de bits.
US11973983B2 (en) * 2019-10-11 2024-04-30 Qualcomm Incorporated Signaling coding scheme for residual values in transform skip for video coding
JP7323719B2 (ja) * 2020-02-05 2023-08-08 エルジー エレクトロニクス インコーポレイティド 残差コーディングに関する画像デコード方法およびその装置
WO2021170058A1 (en) * 2020-02-27 2021-09-02 Beijing Bytedance Network Technology Co., Ltd. Transform skip residual coding
JP7524355B2 (ja) 2020-05-27 2024-07-29 バイトダンス インコーポレイテッド ビデオコーディングでのサブピクチャ及びタイルの使用
CN115914633B (zh) * 2022-09-30 2026-02-17 有半岛(北京)信息科技有限公司 基于量化变换系数的码率估计方法、系统、设备及介质

Citations (1)

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WO2020254335A1 (en) * 2019-06-20 2020-12-24 Interdigital Vc Holdings France, Sas Lossless mode for versatile video coding

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KR100763181B1 (ko) 2005-04-19 2007-10-05 삼성전자주식회사 기초계층과 향상계층의 데이터를 바탕으로 예측 정보를코딩하여 코딩율을 향상시키는 방법 및 장치
CN102137263B (zh) 2011-05-09 2013-07-03 松日数码发展(深圳)有限公司 基于cnm关键帧分类的分布式视频编码及解码方法
US9521410B2 (en) 2012-04-26 2016-12-13 Qualcomm Incorporated Quantization parameter (QP) coding in video coding
US9264713B2 (en) 2012-07-11 2016-02-16 Qualcomm Incorporated Rotation of prediction residual blocks in video coding with transform skipping
JP6270861B2 (ja) 2012-11-08 2018-01-31 キヤノン株式会社 符号化単位の変換単位を符号化および復号するための方法、装置およびシステム
KR20140081681A (ko) 2012-12-14 2014-07-01 한국전자통신연구원 영상의 부호화 방법 및 이를 이용하는 장치
US20140169452A1 (en) 2012-12-14 2014-06-19 Electronics And Telecommunications Research Institute Video encoding method and apparatus using the same
GB2512658B (en) 2013-04-05 2020-04-01 British Broadcasting Corp Transmitting and receiving a composite image
US11323747B2 (en) * 2013-06-05 2022-05-03 Qualcomm Incorporated Residual differential pulse code modulation (DPCM) extensions and harmonization with transform skip, rotation, and scans
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CN105556963B (zh) * 2013-10-14 2018-12-11 寰发股份有限公司 用于hevc范围扩展的残差差分脉冲编码调制方法
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BENJAMIN BROSS ET AL.: "Versatile Video Coding (Draft 8) [online]", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11 17TH MEETING: BRUS, JPN6024036496, 12 March 2020 (2020-03-12), pages 59 - 61, ISSN: 0005412554 *
BENJAMIN BROSS ET AL.: "Versatile Video Coding (Draft 8) [online]", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11 17TH MEETING: BRUS, JPN6025018679, 12 March 2020 (2020-03-12), pages 59 - 61, ISSN: 0005590273 *
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CN120614452A (zh) 2025-09-09
EP4035069A1 (en) 2022-08-03
JP2025178260A (ja) 2025-12-05
CN120614453A (zh) 2025-09-09
CN120614454A (zh) 2025-09-09
US20210092388A1 (en) 2021-03-25
US12294715B2 (en) 2025-05-06
CN114731440A (zh) 2022-07-08
EP4035069A4 (en) 2023-10-11
CN120614451A (zh) 2025-09-09
CN120614450A (zh) 2025-09-09
US20250234002A1 (en) 2025-07-17
US12047578B2 (en) 2024-07-23
WO2021061318A1 (en) 2021-04-01
CN120614455A (zh) 2025-09-09
US20250234003A1 (en) 2025-07-17
US20240357119A1 (en) 2024-10-24
KR20220062655A (ko) 2022-05-17

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