ZA202105238B - Buffer management for intra block copy in video coding - Google Patents

Buffer management for intra block copy in video coding

Info

Publication number
ZA202105238B
ZA202105238B ZA2021/05238A ZA202105238A ZA202105238B ZA 202105238 B ZA202105238 B ZA 202105238B ZA 2021/05238 A ZA2021/05238 A ZA 2021/05238A ZA 202105238 A ZA202105238 A ZA 202105238A ZA 202105238 B ZA202105238 B ZA 202105238B
Authority
ZA
South Africa
Prior art keywords
video coding
buffer management
block copy
intra block
intra
Prior art date
Application number
ZA2021/05238A
Other languages
English (en)
Inventor
Xu Jizheng
Zhang Li
Zhang Kai
Liu Hongbin
Wang Yue
Original Assignee
Beijing Bytedance Network Tech Co Ltd
Bytedance Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/CN2020/074155 external-priority patent/WO2020156540A1/en
Application filed by Beijing Bytedance Network Tech Co Ltd, Bytedance Inc filed Critical Beijing Bytedance Network Tech Co Ltd
Publication of ZA202105238B publication Critical patent/ZA202105238B/en

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    • HELECTRICITY
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • H04N19/43Hardware specially adapted for motion estimation or compensation
    • H04N19/433Hardware specially adapted for motion estimation or compensation characterised by techniques for memory access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
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    • H04N19/1883Methods 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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
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    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
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    • H04N19/90Methods 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
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    • H04N19/423Methods 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 characterised by memory arrangements
    • H04N19/426Methods 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 characterised by memory arrangements using memory downsizing methods

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
ZA2021/05238A 2019-02-02 2021-07-23 Buffer management for intra block copy in video coding ZA202105238B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2019074598 2019-02-02
PCT/CN2020/074155 WO2020156540A1 (en) 2019-02-02 2020-02-02 Buffer management for intra block copy in video coding

Publications (1)

Publication Number Publication Date
ZA202105238B true ZA202105238B (en) 2023-01-25

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ZA2021/05238A ZA202105238B (en) 2019-02-02 2021-07-23 Buffer management for intra block copy in video coding

Country Status (8)

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US (2) US11228775B2 (enExample)
EP (3) EP3900348A4 (enExample)
JP (3) JP7384912B2 (enExample)
KR (4) KR20210123300A (enExample)
CN (4) CN113366844B (enExample)
MX (1) MX2021008963A (enExample)
SG (1) SG11202107959WA (enExample)
ZA (1) ZA202105238B (enExample)

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