CN112470475B - 控制方法、控制设备、控制装置及可读介质 - Google Patents

控制方法、控制设备、控制装置及可读介质 Download PDF

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CN112470475B
CN112470475B CN201980021965.XA CN201980021965A CN112470475B CN 112470475 B CN112470475 B CN 112470475B CN 201980021965 A CN201980021965 A CN 201980021965A CN 112470475 B CN112470475 B CN 112470475B
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motion vector
motion
buffer
row
motion vectors
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CN112470475A (zh
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夜静
李翔
刘杉
许晓中
李贵春
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Tencent America LLC
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Tencent America LLC
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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
    • H04N19/134—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
    • H04N19/176—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
    • H04N19/426—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 using memory downsizing methods
    • 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
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980021965.XA 2018-06-01 2019-05-22 控制方法、控制设备、控制装置及可读介质 Active CN112470475B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862679580P 2018-06-01 2018-06-01
US62/679,580 2018-06-01
US16/233,953 US10798407B2 (en) 2018-06-01 2018-12-27 Methods and apparatus for inter prediction with a reduced above line buffer in video coding
US16/233,953 2018-12-27
PCT/US2019/033445 WO2019231778A1 (en) 2018-06-01 2019-05-22 Methods and apparatus for inter prediction with a reduced above line buffer in video coding

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CN112470475A CN112470475A (zh) 2021-03-09
CN112470475B true CN112470475B (zh) 2022-11-08

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US (1) US10798407B2 (enExample)
EP (1) EP3804326A4 (enExample)
JP (1) JP7061680B2 (enExample)
KR (1) KR102496419B1 (enExample)
CN (1) CN112470475B (enExample)
WO (1) WO2019231778A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3981157A4 (en) * 2019-07-11 2022-07-06 Huawei Technologies Co., Ltd. Motion field storage optimization for the line buffer

Citations (3)

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CN104221381A (zh) * 2012-04-11 2014-12-17 高通股份有限公司 用于视频译码的波前并行处理
WO2017052405A1 (en) * 2015-09-25 2017-03-30 Huawei Technologies Co., Ltd. Apparatus and method for video motion compensation
JP2017169022A (ja) * 2016-03-16 2017-09-21 日本電気株式会社 動画像符号化装置、方法、プログラム、および動画像符号化システム

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US20050013498A1 (en) * 2003-07-18 2005-01-20 Microsoft Corporation Coding of motion vector information
US20050259878A1 (en) * 2004-05-20 2005-11-24 Broadcom Corporation Motion estimation algorithm
US9100649B2 (en) * 2010-02-10 2015-08-04 Lg Electronics Inc. Method and apparatus for processing a video signal
WO2012174973A1 (en) 2011-06-20 2012-12-27 Mediatek Inc. Method and apparatus for line buffers reduction
US9854268B2 (en) 2012-10-03 2017-12-26 Hfi Innovation Inc. Method and apparatus of motion data buffer reduction for three-dimensional video coding
US9106922B2 (en) * 2012-12-19 2015-08-11 Vanguard Software Solutions, Inc. Motion estimation engine for video encoding
US10341638B2 (en) * 2013-01-07 2019-07-02 Mediatek Inc. Method and apparatus of depth to disparity vector conversion for three-dimensional video coding
EP4614977A3 (en) * 2016-03-15 2025-12-03 HFI Innovation Inc. Method and apparatus of video coding with affine motion compensation
US10873755B2 (en) * 2016-06-09 2020-12-22 Intel Corporation Method and system of motion estimation with neighbor block pattern for video coding
KR102270228B1 (ko) * 2016-07-12 2021-06-28 한국전자통신연구원 영상 부호화/복호화 방법 및 이를 위한 기록 매체
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
US10602180B2 (en) * 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104221381A (zh) * 2012-04-11 2014-12-17 高通股份有限公司 用于视频译码的波前并行处理
WO2017052405A1 (en) * 2015-09-25 2017-03-30 Huawei Technologies Co., Ltd. Apparatus and method for video motion compensation
JP2017169022A (ja) * 2016-03-16 2017-09-21 日本電気株式会社 動画像符号化装置、方法、プログラム、および動画像符号化システム

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Publication number Publication date
KR102496419B1 (ko) 2023-02-06
CN112470475A (zh) 2021-03-09
EP3804326A1 (en) 2021-04-14
KR20200125743A (ko) 2020-11-04
JP2021517394A (ja) 2021-07-15
WO2019231778A1 (en) 2019-12-05
US20190373279A1 (en) 2019-12-05
EP3804326A4 (en) 2022-03-16
JP7061680B2 (ja) 2022-04-28
US10798407B2 (en) 2020-10-06

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