JP7500745B2 - ビデオサンプルのブロックを符号化および復号する方法、装置、およびシステム - Google Patents

ビデオサンプルのブロックを符号化および復号する方法、装置、およびシステム Download PDF

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JP7500745B2
JP7500745B2 JP2022549707A JP2022549707A JP7500745B2 JP 7500745 B2 JP7500745 B2 JP 7500745B2 JP 2022549707 A JP2022549707 A JP 2022549707A JP 2022549707 A JP2022549707 A JP 2022549707A JP 7500745 B2 JP7500745 B2 JP 7500745B2
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クリストファー ジェームズ ロゼワーン，
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Canon Inc
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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
    • H04N19/12—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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/169—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
    • H04N19/177—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 group of pictures [GOP]
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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)
JP2022549707A 2020-05-21 2021-04-16 ビデオサンプルのブロックを符号化および復号する方法、装置、およびシステム Active JP7500745B2 (ja)

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AU2020203330A AU2020203330B2 (en) 2020-05-21 2020-05-21 Method, apparatus and system for encoding and decoding a block of video samples
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KR102844785B1 (ko) 2020-05-22 2025-08-12 두인 비전 컴퍼니 리미티드 일반 제약 플래그의 시그널링
CN115769586A (zh) * 2020-05-28 2023-03-07 抖音视界有限公司 视频编解码中的参考图片列表信令通知
WO2023050431A1 (zh) * 2021-09-30 2023-04-06 浙江大学 编解码方法、解码器、编码器及计算机可读存储介质
US20230396811A1 (en) * 2022-06-01 2023-12-07 Realtek Semiconductor Corp. Method and electronic device for processing video coding
WO2024217211A1 (en) * 2023-04-21 2024-10-24 Mediatek Inc. Methods and apparatus for determining partitioning constraint parameters for coding image and video data

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CN122496633A (zh) 2026-07-31
JP2024109963A (ja) 2024-08-14
AU2022271385B2 (en) 2024-04-18
CN122534213A (zh) 2026-08-07
WO2021232088A1 (en) 2021-11-25
CN115804087A (zh) 2023-03-14
AU2020203330B2 (en) 2022-12-01
CN122372731A (zh) 2026-07-10
TW202145788A (zh) 2021-12-01
US20260107022A1 (en) 2026-04-16
KR102878029B1 (ko) 2025-10-29
US20230171432A1 (en) 2023-06-01
CN122476195A (zh) 2026-07-28
US20260067504A1 (en) 2026-03-05
CN115804087B (zh) 2026-04-17
EP4154530A4 (en) 2024-04-10
CN122476196A (zh) 2026-07-28
US20260067505A1 (en) 2026-03-05
JP7780575B2 (ja) 2025-12-04
AU2022271385A1 (en) 2022-12-15
US20260107021A1 (en) 2026-04-16
US12501075B2 (en) 2025-12-16
BR112022020958A2 (pt) 2022-12-06
KR20230010707A (ko) 2023-01-19
EP4154530A1 (en) 2023-03-29
AU2020203330A1 (en) 2021-12-09
TWI836211B (zh) 2024-03-21
JP2023525619A (ja) 2023-06-19
US20260059143A1 (en) 2026-02-26

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