SA521421615B1 - تحسينات على وسيلة توقع متجه حركة بناء على التاريخ - Google Patents

تحسينات على وسيلة توقع متجه حركة بناء على التاريخ

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Publication number
SA521421615B1
SA521421615B1 SA521421615A SA521421615A SA521421615B1 SA 521421615 B1 SA521421615 B1 SA 521421615B1 SA 521421615 A SA521421615 A SA 521421615A SA 521421615 A SA521421615 A SA 521421615A SA 521421615 B1 SA521421615 B1 SA 521421615B1
Authority
SA
Saudi Arabia
Prior art keywords
hmvp
candidate
motion vector
index value
amvp
Prior art date
Application number
SA521421615A
Other languages
Arabic (ar)
English (en)
Inventor
كارسزيويسـز مارتا
هوانج هان
هان يو
هونج شاو-هسيونج
شين وي-جونج
Original Assignee
كوالكوم انكوربوريتد
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
Application filed by كوالكوم انكوربوريتد filed Critical كوالكوم انكوربوريتد
Publication of SA521421615B1 publication Critical patent/SA521421615B1/ar

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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
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/42—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
    • H04N19/423—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 characterised by memory 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
    • H04N19/50—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
    • H04N19/50—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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SA521421615A 2018-10-08 2021-03-30 تحسينات على وسيلة توقع متجه حركة بناء على التاريخ SA521421615B1 (ar)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862742890P 2018-10-08 2018-10-08
US16/593,388 US11051034B2 (en) 2018-10-08 2019-10-04 History-based motion vector predictor

Publications (1)

Publication Number Publication Date
SA521421615B1 true SA521421615B1 (ar) 2024-01-15

Family

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SA521421615A SA521421615B1 (ar) 2018-10-08 2021-03-30 تحسينات على وسيلة توقع متجه حركة بناء على التاريخ

Country Status (20)

Country Link
US (1) US11051034B2 (OSRAM)
EP (1) EP3864841B1 (OSRAM)
JP (1) JP7342115B2 (OSRAM)
KR (1) KR102889176B1 (OSRAM)
CN (1) CN112823517B (OSRAM)
AU (1) AU2019356483B2 (OSRAM)
BR (1) BR112021005357A2 (OSRAM)
CA (1) CA3112448A1 (OSRAM)
CO (1) CO2021004169A2 (OSRAM)
ES (1) ES3008269T3 (OSRAM)
IL (1) IL281298B2 (OSRAM)
MX (1) MX2021003973A (OSRAM)
MY (1) MY209631A (OSRAM)
PH (1) PH12021550507A1 (OSRAM)
PL (1) PL3864841T3 (OSRAM)
SA (1) SA521421615B1 (OSRAM)
SG (1) SG11202102322WA (OSRAM)
TW (1) TWI826546B (OSRAM)
WO (1) WO2020076705A2 (OSRAM)
ZA (1) ZA202103094B (OSRAM)

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WO2020076705A3 (en) 2020-05-22
WO2020076705A2 (en) 2020-04-16
KR102889176B1 (ko) 2025-11-20
CN112823517B (zh) 2024-06-07
TWI826546B (zh) 2023-12-21
EP3864841A2 (en) 2021-08-18
PH12021550507A1 (en) 2021-11-08
ES3008269T3 (en) 2025-03-21
JP7342115B2 (ja) 2023-09-11
JP2022504073A (ja) 2022-01-13
CO2021004169A2 (es) 2021-04-30
TW202027508A (zh) 2020-07-16
CN112823517A (zh) 2021-05-18
KR20210068439A (ko) 2021-06-09
EP3864841B1 (en) 2025-01-01
AU2019356483A1 (en) 2021-04-15
SG11202102322WA (en) 2021-04-29
CA3112448A1 (en) 2020-04-16
BR112021005357A2 (pt) 2021-06-15
IL281298B2 (en) 2025-02-01
IL281298A (en) 2021-04-29
MY209631A (en) 2025-07-27
AU2019356483B2 (en) 2022-10-20
EP3864841C0 (en) 2025-01-01
US11051034B2 (en) 2021-06-29
US20200112741A1 (en) 2020-04-09
ZA202103094B (en) 2023-01-25
IL281298B1 (en) 2024-10-01
MX2021003973A (es) 2021-05-27
PL3864841T3 (pl) 2025-03-03

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