CN119562063A - 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质 - Google Patents

从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质 Download PDF

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Publication number
CN119562063A
CN119562063A CN202510069712.7A CN202510069712A CN119562063A CN 119562063 A CN119562063 A CN 119562063A CN 202510069712 A CN202510069712 A CN 202510069712A CN 119562063 A CN119562063 A CN 119562063A
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China
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block
flag
transform
transform block
sign bit
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CN202510069712.7A
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Chinese (zh)
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乔纳森·甘
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Canon Inc
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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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
    • 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
    • H04N19/102—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
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/10—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
    • H04N19/46—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
    • H04N19/46—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN202510069712.7A 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质 Pending CN119562063A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AU2020201753 2020-03-10
AU2020201753A AU2020201753B2 (en) 2020-03-10 2020-03-10 Method, apparatus and system for encoding and decoding a block of video samples
CN202080096139.4A CN115088259B (zh) 2020-03-10 2020-11-23 对视频样本块编码和解码的方法、设备和系统
PCT/AU2020/051270 WO2021179034A1 (en) 2020-03-10 2020-11-23 Method, apparatus and system for encoding and decoding a block of video samples

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CN202080096139.4A Division CN115088259B (zh) 2020-03-10 2020-11-23 对视频样本块编码和解码的方法、设备和系统

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CN119562063A true CN119562063A (zh) 2025-03-04

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CN202510069712.7A Pending CN119562063A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质
CN202510069715.0A Pending CN119676452A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质
CN202080096139.4A Active CN115088259B (zh) 2020-03-10 2020-11-23 对视频样本块编码和解码的方法、设备和系统
CN202510069723.5A Pending CN119583814A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质
CN202510069714.6A Pending CN119562064A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质
CN202510069718.4A Pending CN119583813A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质

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CN202510069715.0A Pending CN119676452A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质
CN202080096139.4A Active CN115088259B (zh) 2020-03-10 2020-11-23 对视频样本块编码和解码的方法、设备和系统
CN202510069723.5A Pending CN119583814A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质
CN202510069714.6A Pending CN119562064A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质
CN202510069718.4A Pending CN119583813A (zh) 2020-03-10 2020-11-23 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质

Country Status (9)

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US (5) US12256093B2 (https=)
EP (1) EP4118827A4 (https=)
JP (3) JP7441314B2 (https=)
KR (1) KR102904270B1 (https=)
CN (6) CN119562063A (https=)
AU (1) AU2020201753B2 (https=)
BR (1) BR112022014652A2 (https=)
TW (1) TWI813922B (https=)
WO (1) WO2021179034A1 (https=)

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CN115668946A (zh) * 2020-03-31 2023-01-31 Lg电子株式会社 编码包括tsrc可用标志的图像信息的图像解码方法及其装置
CN115699758B (zh) * 2020-03-31 2026-03-20 Lg电子株式会社 图像解码方法及其装置
US12341956B2 (en) * 2020-11-23 2025-06-24 Hyundai Motor Company Image encoding and decoding method using adaptive alternative mode
WO2023236113A1 (zh) * 2022-06-08 2023-12-14 Oppo广东移动通信有限公司 视频编解码方法、装置、设备、系统及存储介质
CN119487840A (zh) * 2022-07-05 2025-02-18 联发科技股份有限公司 视频编解码的相依量化的方法和装置
WO2024060099A1 (zh) * 2022-09-21 2024-03-28 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
US12348747B2 (en) 2023-04-25 2025-07-01 Tencent America LLC Implicit masked blending mode
US12477122B2 (en) 2023-06-20 2025-11-18 Tencent America LLC Implicit masked blending mode improvement
US12284375B2 (en) * 2023-06-27 2025-04-22 Tencent America LLC Implicit masked blending mode improvement with high level syntax
US12568242B2 (en) 2023-07-14 2026-03-03 Tencent America LLC Implicit masked blending mode combined with MV refinement methods
WO2025113106A1 (en) * 2023-12-01 2025-06-05 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for residual coefficient coding in video coding

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CN108769691B (zh) 2011-12-28 2022-05-31 夏普株式会社 图像解码装置、图像解码方法以及图像编码装置
US9008184B2 (en) 2012-01-20 2015-04-14 Blackberry Limited Multiple sign bit hiding within a transform unit
EP3399753B1 (en) 2012-01-20 2019-12-11 Velos Media International Limited Multiple sign bit hiding within a transform unit
US9313498B2 (en) * 2012-04-16 2016-04-12 Qualcomm Incorporated Sign hiding techniques for quantized transform coefficients in video coding
US20130294524A1 (en) 2012-05-04 2013-11-07 Qualcomm Incorporated Transform skipping and lossless coding unification
CN104380737B (zh) * 2012-06-22 2018-10-26 夏普株式会社 算术解码装置
WO2014002896A1 (ja) * 2012-06-29 2014-01-03 ソニー株式会社 符号化装置および符号化方法、復号装置および復号方法
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US9456210B2 (en) * 2013-10-11 2016-09-27 Blackberry Limited Sign coding for blocks with transform skipped
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EP4118827A1 (en) 2023-01-18
JP7441314B2 (ja) 2024-02-29
JP7695422B2 (ja) 2025-06-18
EP4118827A4 (en) 2024-04-24
US20230140041A1 (en) 2023-05-04
JP7839341B2 (ja) 2026-04-01
US20250184518A1 (en) 2025-06-05
CN119562064A (zh) 2025-03-04
JP2025119026A (ja) 2025-08-13
CN115088259B (zh) 2024-12-24
CN119583813A (zh) 2025-03-07
TWI813922B (zh) 2023-09-01
JP2023513414A (ja) 2023-03-31
CN115088259A (zh) 2022-09-20
CN119676452A (zh) 2025-03-21
BR112022014652A2 (pt) 2022-09-20
AU2020201753B2 (en) 2022-09-08
US20250184517A1 (en) 2025-06-05
JP2024054338A (ja) 2024-04-16
CN119583814A (zh) 2025-03-07
KR102904270B1 (ko) 2025-12-29
US20250184519A1 (en) 2025-06-05
KR20220127337A (ko) 2022-09-19
WO2021179034A1 (en) 2021-09-16
AU2020201753A1 (en) 2021-09-30
US12256093B2 (en) 2025-03-18
TW202135530A (zh) 2021-09-16
US20250184516A1 (en) 2025-06-05

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