TWI883177B - 用於視訊譯碼的自我調整縮放列表控制 - Google Patents

用於視訊譯碼的自我調整縮放列表控制 Download PDF

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Publication number
TWI883177B
TWI883177B TW110113683A TW110113683A TWI883177B TW I883177 B TWI883177 B TW I883177B TW 110113683 A TW110113683 A TW 110113683A TW 110113683 A TW110113683 A TW 110113683A TW I883177 B TWI883177 B TW I883177B
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TW
Taiwan
Prior art keywords
block
scaling list
explicitly defined
video
block type
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TW110113683A
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English (en)
Chinese (zh)
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TW202147855A (zh
Inventor
錢偉榮
黃翰
趙詠萱
陳建樂
瑪塔 卡克基維克茲
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美商高通公司
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Publication of TW202147855A publication Critical patent/TW202147855A/zh
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Publication of TWI883177B publication Critical patent/TWI883177B/zh

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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
    • H04N19/30—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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/169—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
    • H04N19/186—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 colour or a chrominance component
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW110113683A 2020-04-20 2021-04-16 用於視訊譯碼的自我調整縮放列表控制 TWI883177B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202063012794P 2020-04-20 2020-04-20
US63/012,794 2020-04-20
US17/225,643 2021-04-08
US17/225,643 US11425400B2 (en) 2020-04-20 2021-04-08 Adaptive scaling list control for video coding

Publications (2)

Publication Number Publication Date
TW202147855A TW202147855A (zh) 2021-12-16
TWI883177B true TWI883177B (zh) 2025-05-11

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TW110113683A TWI883177B (zh) 2020-04-20 2021-04-16 用於視訊譯碼的自我調整縮放列表控制

Country Status (9)

Country Link
US (1) US11425400B2 (enExample)
EP (1) EP4140132A1 (enExample)
JP (1) JP7685519B2 (enExample)
KR (1) KR20230002323A (enExample)
CN (1) CN115428450B (enExample)
BR (1) BR112022020509A2 (enExample)
PH (1) PH12022552242A1 (enExample)
TW (1) TWI883177B (enExample)
WO (1) WO2021216303A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102951865B1 (ko) * 2018-12-26 2026-04-14 한국전자통신연구원 양자화 행렬 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2021215454A1 (ja) 2020-04-22 2021-10-28 日本放送協会 符号化装置、復号装置、及びプログラム
US20240283959A1 (en) * 2023-02-16 2024-08-22 Tencent America LLC Extended quantizer with finer step size

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140098851A1 (en) * 2012-10-04 2014-04-10 Qualcomm Incorporated Indication of video properties
US11153576B2 (en) * 2019-09-20 2021-10-19 Qualcomm Incorporated Scaling matrices and signaling for video coding
JPWO2021206137A1 (enExample) 2020-04-08 2021-10-14
TW202143716A (zh) * 2020-04-14 2021-11-16 法商內數位Ｖｃ控股法國公司 對可適性色彩轉換及色度聯合編碼之尺度清單控制

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
網路文獻 S. Iwamura et al., "Scaling list for adaptive colour transform," Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, 18th Meeting: by teleconference, 15–24 April 2020. Document: JVET-R0380 (version 3 - date 2020-04-15 19:42:18) https://jvet-experts.org/doc_end_user/current_document.php?id=10025

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Publication number Publication date
US20210329275A1 (en) 2021-10-21
US11425400B2 (en) 2022-08-23
EP4140132A1 (en) 2023-03-01
CN115428450A (zh) 2022-12-02
JP7685519B2 (ja) 2025-05-29
KR20230002323A (ko) 2023-01-05
JP2023521699A (ja) 2023-05-25
PH12022552242A1 (en) 2024-02-12
BR112022020509A2 (pt) 2022-12-06
CN115428450B (zh) 2025-10-31
TW202147855A (zh) 2021-12-16
WO2021216303A1 (en) 2021-10-28

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