JP7368145B2 - 画像符号化装置、および、画像復号装置 - Google Patents

画像符号化装置、および、画像復号装置 Download PDF

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JP7368145B2
JP7368145B2 JP2019156127A JP2019156127A JP7368145B2 JP 7368145 B2 JP7368145 B2 JP 7368145B2 JP 2019156127 A JP2019156127 A JP 2019156127A JP 2019156127 A JP2019156127 A JP 2019156127A JP 7368145 B2 JP7368145 B2 JP 7368145B2
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image
filter
unit
color difference
encoding
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JP2021034980A5 (enExample
JP2021034980A (ja
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将伸 八杉
瑛一 佐々木
知宏 猪飼
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Sharp Corp
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Sharp Corp
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Priority to JP2019156127A priority Critical patent/JP7368145B2/ja
Priority to US16/998,480 priority patent/US11196993B2/en
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Priority to US17/506,503 priority patent/US11616952B2/en
Publication of JP2021034980A5 publication Critical patent/JP2021034980A5/ja
Priority to US18/109,232 priority patent/US11962769B2/en
Priority to JP2023176960A priority patent/JP7612805B2/ja
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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
    • H04N19/117—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
    • H04N19/80—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
    • H04N19/10—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
    • H04N19/10—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2019156127A 2019-08-28 2019-08-28 画像符号化装置、および、画像復号装置 Active JP7368145B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2019156127A JP7368145B2 (ja) 2019-08-28 2019-08-28 画像符号化装置、および、画像復号装置
US16/998,480 US11196993B2 (en) 2019-08-28 2020-08-20 Image coding apparatus and image decoding apparatus
US17/506,503 US11616952B2 (en) 2019-08-28 2021-10-20 Image coding apparatus and image decoding apparatus
US18/109,232 US11962769B2 (en) 2019-08-28 2023-02-13 Image coding apparatus and image decoding apparatus
JP2023176960A JP7612805B2 (ja) 2019-08-28 2023-10-12 画像符号化装置、および、画像復号装置
US18/444,383 US12166979B2 (en) 2019-08-28 2024-02-16 Image coding apparatus and image decoding apparatus

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JP2019156127A JP7368145B2 (ja) 2019-08-28 2019-08-28 画像符号化装置、および、画像復号装置

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JP2021034980A5 JP2021034980A5 (enExample) 2022-09-01
JP7368145B2 true JP7368145B2 (ja) 2023-10-24

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Families Citing this family (6)

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Publication number Priority date Publication date Assignee Title
CN118138779A (zh) * 2018-06-01 2024-06-04 夏普株式会社 图像解码装置以及图像编码装置
SI4024857T1 (sl) * 2019-08-29 2025-02-28 Lg Electronics Inc. Naprava in postopek za kodiranje slik
HRP20241452T1 (hr) 2019-08-29 2025-01-03 Lg Electronics Inc. Uređaj i metoda za kodiranje videozapisa na temelju filtriranja
US11451834B2 (en) * 2019-09-16 2022-09-20 Tencent America LLC Method and apparatus for cross-component filtering
WO2021054424A1 (en) * 2019-09-18 2021-03-25 Panasonic Intellectual Property Corporation Of America System and method for video coding
US11303914B2 (en) * 2020-01-08 2022-04-12 Tencent America LLC Method and apparatus for video coding

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160173881A1 (en) 2013-07-01 2016-06-16 Samsung Electronics Co., Ltd. Video encoding and decoding method accompanied with filtering, and device thereof

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Publication number Priority date Publication date Assignee Title
US20160105685A1 (en) * 2014-10-08 2016-04-14 Qualcomm Incorporated Boundary filtering and cross-component prediction in video coding
EP3403406A1 (en) * 2016-01-15 2018-11-21 VID SCALE, Inc. System and method for enhanced motion compensation using adaptive filtering
US10419757B2 (en) * 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
CN117061771A (zh) * 2017-09-20 2023-11-14 Vid拓展公司 用于编码的方法和装置和用于解码的方法和装置
WO2021025165A1 (en) * 2019-08-08 2021-02-11 Panasonic Intellectual Property Corporation Of America System and method for video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160173881A1 (en) 2013-07-01 2016-06-16 Samsung Electronics Co., Ltd. Video encoding and decoding method accompanied with filtering, and device thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
MISRA, Kiran et al.，Cross-Component Adaptive Loop Filter for chroma，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 15th Meeting: Gothenburg, SE, 3-12 July 2019, [JVET-O0636_r1]，JVET-O0636 (version 2)，ITU-T，2019年07月07日，＜URL:https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0636-v2.zip＞: JVET-O0636_r1.docx: pp.1-9
TAQUET, Jonathan et al.，Non-Linear Adaptive Loop Filter，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 13th Meeting: Marrakech, MA, 9-18 Jan. 2019, [JVET-M0385]，JVET-M0385 (version 3)，ITU-T，2019年01月12日，＜URL:http://phenix.it-sudparis.eu/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M0385-v3.zip＞: JVET-M0385-v2.docx: pp.1-5
YASUGI, Yukinobu and IKAI, Tomohiro，CE5-related: Clipping of intermediate value in CC-ALF，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 16th Meeting: Geneva, CH, 1-11 October 2019, [JVET-P0290]，JVET-P0290 (version 1)，ITU-T，2019年09月24日，＜URL:https://jvet-experts.org/doc_end_user/documents/16_Geneva/wg11/JVET-P0290-v1.zip＞: JVET-P0290.docx: pp.1-4

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JP2023176010A (ja) 2023-12-12
JP7612805B2 (ja) 2025-01-14
US20210067774A1 (en) 2021-03-04
US11962769B2 (en) 2024-04-16
JP2021034980A (ja) 2021-03-01
US20230199181A1 (en) 2023-06-22
US12166979B2 (en) 2024-12-10
US11196993B2 (en) 2021-12-07
US20220046238A1 (en) 2022-02-10
US20240195960A1 (en) 2024-06-13
US11616952B2 (en) 2023-03-28

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