CN112204979B - 译码/解码中的数据依赖性 - Google Patents

译码/解码中的数据依赖性 Download PDF

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Publication number
CN112204979B
CN112204979B CN201980035741.4A CN201980035741A CN112204979B CN 112204979 B CN112204979 B CN 112204979B CN 201980035741 A CN201980035741 A CN 201980035741A CN 112204979 B CN112204979 B CN 112204979B
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motion vector
block
motion
predicted
decoding
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Chinese (zh)
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CN112204979A (zh
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A.罗伯特
F.莱林内克
F.加尔平
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InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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Priority claimed from EP18305913.8A external-priority patent/EP3595314A1/en
Application filed by InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Priority to CN202411379470.3A priority Critical patent/CN119135888A/zh
Priority to CN202411376499.6A priority patent/CN119420903A/zh
Publication of CN112204979A publication Critical patent/CN112204979A/zh
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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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/134—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive 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
    • H04N19/42—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
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Error Detection And Correction (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201980035741.4A 2018-05-28 2019-05-17 译码/解码中的数据依赖性 Active CN112204979B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202411379470.3A CN119135888A (zh) 2018-05-28 2019-05-17 编解码方法和装置
CN202411376499.6A CN119420903A (zh) 2018-05-28 2019-05-17 编解码方法、装置、发送比特流的方法、程序产品和介质

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP18305646.4 2018-05-28
EP18305646 2018-05-28
EP18305913.8A EP3595314A1 (en) 2018-07-10 2018-07-10 Data dependency in coding/decoding
EP18305913.8 2018-07-10
PCT/US2019/033000 WO2019231724A1 (en) 2018-05-28 2019-05-17 Data dependency in coding/decoding

Related Child Applications (2)

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CN202411376499.6A Division CN119420903A (zh) 2018-05-28 2019-05-17 编解码方法、装置、发送比特流的方法、程序产品和介质
CN202411379470.3A Division CN119135888A (zh) 2018-05-28 2019-05-17 编解码方法和装置

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CN112204979B true CN112204979B (zh) 2024-10-18

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CN202411376499.6A Pending CN119420903A (zh) 2018-05-28 2019-05-17 编解码方法、装置、发送比特流的方法、程序产品和介质
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CN202411379470.3A Pending CN119135888A (zh) 2018-05-28 2019-05-17 编解码方法和装置

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US (2) US20210136398A1 (https=)
EP (2) EP3804325A1 (https=)
JP (2) JP7666928B2 (https=)
KR (2) KR102819167B1 (https=)
CN (3) CN112204979B (https=)
AU (1) AU2019276881B2 (https=)
MX (1) MX2020012768A (https=)
WO (1) WO2019231724A1 (https=)

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US11917176B2 (en) * 2021-09-28 2024-02-27 Avago Technologies International Sales Pte. Limited Low-latency and high-throughput motion vector refinement with template matching
WO2023055151A1 (ko) * 2021-09-29 2023-04-06 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

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Publication number Publication date
AU2019276881B2 (en) 2023-09-14
CN119135888A (zh) 2024-12-13
WO2019231724A1 (en) 2019-12-05
CN119420903A (zh) 2025-02-11
MX2020012768A (es) 2021-02-15
CN112204979A (zh) 2021-01-08
JP2021526325A (ja) 2021-09-30
KR20250087731A (ko) 2025-06-16
EP3813373A1 (en) 2021-04-28
AU2019276881A1 (en) 2020-12-24
KR20210015811A (ko) 2021-02-10
US20220174306A1 (en) 2022-06-02
JP2025038219A (ja) 2025-03-18
KR102819167B1 (ko) 2025-06-12
EP3804325A1 (en) 2021-04-14
US20210136398A1 (en) 2021-05-06
JP7666928B2 (ja) 2025-04-22

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