JP7403245B2 - 画像復号装置、画像復号方法 - Google Patents

画像復号装置、画像復号方法 Download PDF

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JP7403245B2
JP7403245B2 JP2019115750A JP2019115750A JP7403245B2 JP 7403245 B2 JP7403245 B2 JP 7403245B2 JP 2019115750 A JP2019115750 A JP 2019115750A JP 2019115750 A JP2019115750 A JP 2019115750A JP 7403245 B2 JP7403245 B2 JP 7403245B2
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JP2021002774A (ja
JP2021002774A5 (enExample
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浩司 大川
真悟 志摩
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Canon Inc
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Canon Inc
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Priority to JP2019115750A priority Critical patent/JP7403245B2/ja
Priority to CN202410623952.2A priority patent/CN118354096A/zh
Priority to CN202410623950.3A priority patent/CN118338014A/zh
Priority to CN202410623954.1A priority patent/CN118368436A/zh
Priority to CN202080045349.0A priority patent/CN114009036B/zh
Priority to CN202410623957.5A priority patent/CN118354097A/zh
Priority to PCT/JP2020/021184 priority patent/WO2020255668A1/ja
Priority to CN202410623949.0A priority patent/CN118338013A/zh
Priority to KR1020227000762A priority patent/KR102668064B1/ko
Priority to TW109119251A priority patent/TWI800735B/zh
Priority to TW112111039A priority patent/TWI877589B/zh
Publication of JP2021002774A publication Critical patent/JP2021002774A/ja
Priority to US17/556,542 priority patent/US12034927B2/en
Publication of JP2021002774A5 publication Critical patent/JP2021002774A5/ja
Priority to JP2023208812A priority patent/JP7689564B2/ja
Application granted granted Critical
Publication of JP7403245B2 publication Critical patent/JP7403245B2/ja
Priority to US18/680,919 priority patent/US12388997B2/en
Priority to US18/680,938 priority patent/US12382040B2/en
Priority to US18/680,848 priority patent/US12375664B2/en
Priority to US18/680,966 priority patent/US12388998B2/en
Priority to US18/680,891 priority patent/US12375665B2/en
Priority to JP2025086645A priority patent/JP7875348B2/ja
Priority to US19/258,648 priority patent/US20250330597A1/en
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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
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/169—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
JP2019115750A 2019-06-21 2019-06-21 画像復号装置、画像復号方法 Active JP7403245B2 (ja)

Priority Applications (20)

Application Number Priority Date Filing Date Title
JP2019115750A JP7403245B2 (ja) 2019-06-21 2019-06-21 画像復号装置、画像復号方法
CN202410623950.3A CN118338014A (zh) 2019-06-21 2020-05-28 图像编码设备和方法以及图像解码设备和方法
CN202410623954.1A CN118368436A (zh) 2019-06-21 2020-05-28 图像编码设备和方法以及图像解码设备和方法
CN202080045349.0A CN114009036B (zh) 2019-06-21 2020-05-28 图像编码设备和方法、图像解码设备和方法以及存储介质
CN202410623957.5A CN118354097A (zh) 2019-06-21 2020-05-28 图像编码设备和方法以及图像解码设备和方法
PCT/JP2020/021184 WO2020255668A1 (ja) 2019-06-21 2020-05-28 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法
CN202410623949.0A CN118338013A (zh) 2019-06-21 2020-05-28 图像编码设备和方法以及图像解码设备和方法
KR1020227000762A KR102668064B1 (ko) 2019-06-21 2020-05-28 화상 부호화 장치, 화상 복호 장치, 화상 부호화 방법, 화상 복호 방법, 컴퓨터 프로그램을 저장하기 위한 컴퓨터 판독 가능한 비일시적 저장 매체
CN202410623952.2A CN118354096A (zh) 2019-06-21 2020-05-28 图像编码设备和方法以及图像解码设备和方法
TW112111039A TWI877589B (zh) 2019-06-21 2020-06-09 圖像編碼裝置、圖像解碼裝置、圖像編碼方法、圖像解碼方法
TW109119251A TWI800735B (zh) 2019-06-21 2020-06-09 圖像編碼裝置、圖像解碼裝置、圖像編碼方法、圖像解碼方法
US17/556,542 US12034927B2 (en) 2019-06-21 2021-12-20 Image encoding apparatus, image decoding apparatus, image encoding method, image decoding method, and non-transitory computer-readable storage medium
JP2023208812A JP7689564B2 (ja) 2019-06-21 2023-12-11 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法
US18/680,919 US12388997B2 (en) 2019-06-21 2024-05-31 Image encoding apparatus, image decoding apparatus, image encoding method, image decoding method, and non-transitory computer-readable storage medium
US18/680,891 US12375665B2 (en) 2019-06-21 2024-05-31 Image encoding apparatus, image decoding apparatus, image encoding method, image decoding method, and non-transitory computer-readable storage medium
US18/680,966 US12388998B2 (en) 2019-06-21 2024-05-31 Image encoding apparatus, image decoding apparatus, image encoding method, image decoding method, and non-transitory computer-readable storage medium
US18/680,848 US12375664B2 (en) 2019-06-21 2024-05-31 Image encoding apparatus, image decoding apparatus, image encoding method, image decoding method, and non-transitory computer-readable storage medium
US18/680,938 US12382040B2 (en) 2019-06-21 2024-05-31 Image encoding apparatus, image decoding apparatus, image encoding method, image decoding method, and non-transitory computer-readable storage medium
JP2025086645A JP7875348B2 (ja) 2019-06-21 2025-05-23 画像復号装置、画像復号方法、画像符号化装置、画像符号化方法、コンピュータプログラム
US19/258,648 US20250330597A1 (en) 2019-06-21 2025-07-02 Image encoding apparatus, image decoding apparatus, image encoding method, image decoding method, and non-transitory computer-readable storage medium

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JP2025086645A Active JP7875348B2 (ja) 2019-06-21 2025-05-23 画像復号装置、画像復号方法、画像符号化装置、画像符号化方法、コンピュータプログラム

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JP2025086645A Active JP7875348B2 (ja) 2019-06-21 2025-05-23 画像復号装置、画像復号方法、画像符号化装置、画像符号化方法、コンピュータプログラム

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CN (6) CN118354097A (enExample)
TW (2) TWI877589B (enExample)
WO (1) WO2020255668A1 (enExample)

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JP2021002774A (ja) 2021-01-07
US12034927B2 (en) 2024-07-09
WO2020255668A1 (ja) 2020-12-24
KR20220019279A (ko) 2022-02-16
CN118368436A (zh) 2024-07-19
TW202101998A (zh) 2021-01-01
US12388997B2 (en) 2025-08-12
CN118354097A (zh) 2024-07-16
JP7875348B2 (ja) 2026-06-17
US12388998B2 (en) 2025-08-12
US12375664B2 (en) 2025-07-29
CN118354096A (zh) 2024-07-16
US12375665B2 (en) 2025-07-29
TWI800735B (zh) 2023-05-01
US20240323378A1 (en) 2024-09-26
US20240323376A1 (en) 2024-09-26
US20240323377A1 (en) 2024-09-26
CN118338014A (zh) 2024-07-12
CN114009036B (zh) 2024-05-31
US20240323374A1 (en) 2024-09-26
KR102668064B1 (ko) 2024-05-23
JP2024019495A (ja) 2024-02-09
US20250330597A1 (en) 2025-10-23
CN118338013A (zh) 2024-07-12
US20240323375A1 (en) 2024-09-26
TW202327365A (zh) 2023-07-01
US20220116603A1 (en) 2022-04-14
JP7689564B2 (ja) 2025-06-06
TWI877589B (zh) 2025-03-21
JP2025109990A (ja) 2025-07-25
US12382040B2 (en) 2025-08-05
CN114009036A (zh) 2022-02-01

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