CN116132669B - 去块滤波控制装置及程序产品 - Google Patents

去块滤波控制装置及程序产品

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Publication number
CN116132669B
CN116132669B CN202310113842.7A CN202310113842A CN116132669B CN 116132669 B CN116132669 B CN 116132669B CN 202310113842 A CN202310113842 A CN 202310113842A CN 116132669 B CN116132669 B CN 116132669B
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CN
China
Prior art keywords
unit
block
bit depth
deblocking filter
parameter
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN202310113842.7A
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English (en)
Chinese (zh)
Other versions
CN116132669A (zh
Inventor
岩村俊辅
根本慎平
市谷敦郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
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Publication date
Application filed by Nippon Hoso Kyokai NHK filed Critical Nippon Hoso Kyokai NHK
Publication of CN116132669A publication Critical patent/CN116132669A/zh
Application granted granted Critical
Publication of CN116132669B publication Critical patent/CN116132669B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Telephone Function (AREA)
  • Detergent Compositions (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
CN202310113842.7A 2020-04-02 2021-04-01 去块滤波控制装置及程序产品 Active CN116132669B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2020-067043 2020-04-02
JP2020067043 2020-04-02
PCT/JP2021/014144 WO2021201215A1 (ja) 2020-04-02 2021-04-01 デブロッキングフィルタ制御装置及びプログラム
CN202180005434.9A CN114503565B (zh) 2020-04-02 2021-04-01 去块滤波控制装置及程序

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202180005434.9A Division CN114503565B (zh) 2020-04-02 2021-04-01 去块滤波控制装置及程序

Publications (2)

Publication Number Publication Date
CN116132669A CN116132669A (zh) 2023-05-16
CN116132669B true CN116132669B (zh) 2026-04-03

Family

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Family Applications (2)

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CN202310113842.7A Active CN116132669B (zh) 2020-04-02 2021-04-01 去块滤波控制装置及程序产品
CN202180005434.9A Active CN114503565B (zh) 2020-04-02 2021-04-01 去块滤波控制装置及程序

Family Applications After (1)

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Country Status (7)

Country Link
US (2) US11595645B2 (https=)
EP (1) EP4131953A4 (https=)
JP (2) JP7080424B2 (https=)
KR (2) KR102741218B1 (https=)
CN (2) CN116132669B (https=)
MX (2) MX2022003395A (https=)
WO (1) WO2021201215A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116132669B (zh) * 2020-04-02 2026-04-03 日本放送协会 去块滤波控制装置及程序产品

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114503565A (zh) * 2020-04-02 2022-05-13 日本放送协会 去块滤波控制装置及程序

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PL4135322T3 (pl) * 2011-06-23 2024-11-25 Huawei Technologies Co., Ltd. Urządzenie do dekodowania przesunięcia, urządzenie do kodowania przesunięcia, urządzenie do filtrowania obrazu i struktura danych
US9185404B2 (en) * 2011-10-07 2015-11-10 Qualcomm Incorporated Performing transform dependent de-blocking filtering
TWI652941B (zh) * 2011-11-03 2019-03-01 太陽專利信託 用於解區塊之有效修整技術（二）
US10085020B2 (en) * 2012-04-05 2018-09-25 Telefonaktiebolaget L M Ericsson (Publ) Sample adaptive filtering with offsets
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
US20150016516A1 (en) * 2013-07-15 2015-01-15 Samsung Electronics Co., Ltd. Method for intra prediction improvements for oblique modes in video coding
CN109792541A (zh) * 2016-10-05 2019-05-21 瑞典爱立信有限公司 用于视频译码的去振铃滤波器
CN116320497A (zh) 2016-11-28 2023-06-23 韩国电子通信研究院 用于滤波的方法和装置
CN114979633B (zh) * 2017-10-09 2023-10-27 佳能株式会社 用于对样本块进行滤波的方法、装置和存储介质
US10616577B2 (en) * 2017-10-16 2020-04-07 Intel Corporation Adaptive video deblocking
WO2019190224A1 (ko) * 2018-03-30 2019-10-03 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
JP2020067043A (ja) 2018-10-25 2020-04-30 中川産業株式会社 エンジンの消音装置の製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114503565A (zh) * 2020-04-02 2022-05-13 日本放送协会 去块滤波控制装置及程序

Also Published As

Publication number Publication date
KR20220039847A (ko) 2022-03-29
JP7080424B2 (ja) 2022-06-03
US20220217338A1 (en) 2022-07-07
KR102448226B1 (ko) 2022-09-27
CN114503565B (zh) 2023-03-10
CN114503565A (zh) 2022-05-13
JPWO2021201215A1 (https=) 2021-10-07
EP4131953A1 (en) 2023-02-08
US11595645B2 (en) 2023-02-28
KR20220133321A (ko) 2022-10-04
US20230179765A1 (en) 2023-06-08
EP4131953A4 (en) 2024-05-22
JP7357721B2 (ja) 2023-10-06
CN116132669A (zh) 2023-05-16
BR112022005312A2 (pt) 2022-11-29
JP2022105653A (ja) 2022-07-14
WO2021201215A1 (ja) 2021-10-07
MX2022003395A (es) 2023-03-02
KR102741218B1 (ko) 2024-12-10
MX2023001472A (es) 2023-03-06
US11991356B2 (en) 2024-05-21

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