TWI882775B - 視頻圖像解碼方法及裝置、視頻圖像編碼方法及裝置、電子設備以及存儲介質 - Google Patents

視頻圖像解碼方法及裝置、視頻圖像編碼方法及裝置、電子設備以及存儲介質 Download PDF

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TWI882775B
TWI882775B TW113114738A TW113114738A TWI882775B TW I882775 B TWI882775 B TW I882775B TW 113114738 A TW113114738 A TW 113114738A TW 113114738 A TW113114738 A TW 113114738A TW I882775 B TWI882775 B TW I882775B
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coding
unit
coefficient
decoded
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TW113114738A
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TW202448178A (zh
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潘冬萍
孫煜程
陳方棟
曹小強
魏亮
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大陸商杭州海康威視數字技術股份有限公司
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    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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    • 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
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    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
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    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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    • 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
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    • 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
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    • 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
    • H04N19/18—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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TW113114738A 2021-11-11 2022-11-11 視頻圖像解碼方法及裝置、視頻圖像編碼方法及裝置、電子設備以及存儲介質 TWI882775B (zh)

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TW111143289A TWI882262B (zh) 2021-11-11 2022-11-11 視頻編解碼方法及裝置、視頻解碼裝置、視頻編碼裝置、編解碼系統、電子設備以及存儲介質

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CN116668727A (zh) * 2023-06-14 2023-08-29 中星智能系统技术有限公司 视频编码方法、视频解码方法、装置及设备
CN117354534B (zh) * 2023-12-04 2024-02-02 上海方诚光电科技有限公司 一种自适应图像无损压缩方法、设备及存储介质
CN119229801B (zh) * 2024-12-03 2025-02-07 杭州海康威视数字技术股份有限公司 一种led显示屏色亮度校正方法和校正系数编、解码方法

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CN116074499B (zh) 2024-10-29
TW202448178A (zh) 2024-12-01
TW202327362A (zh) 2023-07-01
WO2023083225A1 (zh) 2023-05-19
US20250008119A1 (en) 2025-01-02
TWI882262B (zh) 2025-05-01
KR102915098B1 (ko) 2026-01-19
CN116074499A (zh) 2023-05-05
KR20240108465A (ko) 2024-07-09
CN116647673B (zh) 2024-10-29
JP7739618B2 (ja) 2025-09-16
CN116647673A (zh) 2023-08-25
JP2024541756A (ja) 2024-11-12
US12389014B2 (en) 2025-08-12

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