CN113424536B - 用于视频编解码的方法和装置 - Google Patents

用于视频编解码的方法和装置 Download PDF

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CN113424536B
CN113424536B CN201980077337.3A CN201980077337A CN113424536B CN 113424536 B CN113424536 B CN 113424536B CN 201980077337 A CN201980077337 A CN 201980077337A CN 113424536 B CN113424536 B CN 113424536B
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CN113424536A (zh
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许晓中
李翔
刘杉
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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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/42—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
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • 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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
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US201862774148P 2018-11-30 2018-11-30
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US201962790454P 2019-01-09 2019-01-09
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Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10848782B2 (en) * 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
US11172236B2 (en) 2018-09-21 2021-11-09 Tencent America LLC Method and apparatus for video decoding that defines a search range for a reference block indicated by a block vector
US10771799B2 (en) * 2019-01-15 2020-09-08 Tencent America LLC Method and apparatus for video coding
WO2020156541A1 (en) 2019-02-02 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Data storage in buffers for intra block copy in video coding
KR102662448B1 (ko) 2019-02-02 2024-05-02 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼내 데이터 저장
WO2020177660A1 (en) 2019-03-01 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Block vector representation for intra block copy in video coding
KR20210125506A (ko) * 2019-03-04 2021-10-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리
MX2022000102A (es) 2019-07-06 2022-02-03 Beijing Bytedance Network Tech Co Ltd Bufer de prediccion virtual para la copia intra-bloque en codificacion de video.
CN117395398A (zh) 2019-07-10 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的样点标识
CN117579816A (zh) * 2019-07-11 2024-02-20 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的比特流一致性约束
US11689715B2 (en) * 2020-09-28 2023-06-27 Tencent America LLC Non-directional intra prediction for L-shape partitions
CN112333446B (zh) * 2020-11-03 2022-11-15 中山大学 一种帧内块复制参考块压缩方法
US11622106B2 (en) * 2021-05-17 2023-04-04 Meta Platforms, Inc. Supporting multiple partition sizes using a unified pixel input data interface for fetching reference pixels in video encoders
US11979560B2 (en) * 2021-08-25 2024-05-07 Tencent America LLC Intra block copy with an adaptive local reference range
US12120290B2 (en) * 2021-09-17 2024-10-15 Tencent America LLC Method and apparatus for intra block copy mode coding with search range switching
WO2024037641A1 (en) * 2022-08-19 2024-02-22 Mediatek Inc. Out-of-boundary reference block handling
WO2025193077A1 (ko) * 2024-03-13 2025-09-18 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105532000A (zh) * 2013-09-13 2016-04-27 佳能株式会社 用于对视频数据进行编码和解码的方法、设备和系统
CN106576178A (zh) * 2014-06-19 2017-04-19 Vid拓展公司 采用块向量导出的块内复制编码的方法和系统
CN107211125A (zh) * 2015-01-30 2017-09-26 高通股份有限公司 预测单元的灵活分割

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2928495C (en) 2013-10-14 2020-08-18 Microsoft Technology Licensing, Llc Features of intra block copy prediction mode for video and image coding and decoding
AU2014201583A1 (en) * 2014-03-14 2015-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data using a block dictionary
US10477232B2 (en) * 2014-03-21 2019-11-12 Qualcomm Incorporated Search region determination for intra block copy in video coding
AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
US10327001B2 (en) * 2014-06-19 2019-06-18 Qualcomm Incorporated Systems and methods for intra-block copy
CN106464896B (zh) 2014-07-07 2020-03-13 寰发股份有限公司 利用帧内区块复制模式编码的视频编码方法
US10856009B2 (en) * 2014-09-04 2020-12-01 Mediatek Inc. Method of block vector clipping and coding for screen content coding and video coding
US9992512B2 (en) 2014-10-06 2018-06-05 Mediatek Inc. Method and apparatus for motion vector predictor derivation
US9918105B2 (en) * 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
EP3247114A4 (en) * 2015-01-21 2018-01-17 Samsung Electronics Co., Ltd. Method and apparatus for decoding inter-layer video, and method and apparatus for encoding inter-layer video
EP3695810B1 (en) * 2015-04-16 2022-05-18 Tendyne Holdings, Inc. Apparatus for retrieval of transcatheter prosthetic valves
US10200713B2 (en) * 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
MY183484A (en) * 2015-06-03 2021-02-20 Mediatek Inc Method and apparatus for resource sharing between intra block copy mode and inter prediction mode in video coding systems
US20160360205A1 (en) * 2015-06-08 2016-12-08 Industrial Technology Research Institute Video encoding methods and systems using adaptive color transform
JP6559337B2 (ja) * 2015-09-23 2019-08-14 ノキア テクノロジーズ オーユー ３６０度パノラマビデオの符号化方法、符号化装置、及びコンピュータプログラム
US20170188033A1 (en) * 2015-12-23 2017-06-29 Mediatek Inc. Method and Apparatus of Bandwidth Estimation and Reduction for Video Coding
US20190068967A1 (en) * 2016-02-03 2019-02-28 Sharp Kabushiki Kaisha Predicted-image generation device, video decoding device, and video coding device
CN116567235A (zh) * 2016-12-16 2023-08-08 夏普株式会社 图像解码装置
US10931969B2 (en) * 2017-01-04 2021-02-23 Qualcomm Incorporated Motion vector reconstructions for bi-directional optical flow (BIO)
US10848782B2 (en) * 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
US20200112717A1 (en) * 2018-10-05 2020-04-09 Qualcomm Incorporated Intra block copy prediction restrictions in video coding
US11418796B2 (en) * 2018-10-27 2022-08-16 Qualcomm Incorporated Intra block copy prediction restrictions in video coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105532000A (zh) * 2013-09-13 2016-04-27 佳能株式会社 用于对视频数据进行编码和解码的方法、设备和系统
CN106576178A (zh) * 2014-06-19 2017-04-19 Vid拓展公司 采用块向量导出的块内复制编码的方法和系统
CN107211125A (zh) * 2015-01-30 2017-09-26 高通股份有限公司 预测单元的灵活分割

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
CE8-related: Restrictions for the search area of the IBC blocks in CPR， JVET-L0404;L. Pham Van 等;Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 03–12 Oct. 2018;全文 *
Description of Core Experiment 8 (CE8): Current Picture Referencing，JVET-K1028;X. Xu 等;Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 11th Meeting: Ljubljana, SI, 10–18 July 2018;全文 *
Description of Core Experiment 8 (CE8): Screen Content Coding Tools，JVET-L1028;X. Xu 等;Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 03–12 Oct. 2018;正文第1-13页 *
X. Xu 等. Description of Core Experiment 8 (CE8): Screen Content Coding Tools，JVET-L1028.Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 03–12 Oct. 2018.2018,正文第1-13页. *

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EP3888370A4 (en) 2022-08-24
KR20230129586A (ko) 2023-09-08
CN117880497A (zh) 2024-04-12
US20210385476A1 (en) 2021-12-09
US11146805B2 (en) 2021-10-12
JP2024010206A (ja) 2024-01-23
KR102572355B1 (ko) 2023-08-30
US12137238B2 (en) 2024-11-05
EP3888370A1 (en) 2021-10-06
CN113424536A (zh) 2021-09-21
JP2025011221A (ja) 2025-01-23
US20230188737A1 (en) 2023-06-15
US20200177900A1 (en) 2020-06-04
KR102824108B1 (ko) 2025-06-24
US11575924B2 (en) 2023-02-07
WO2020113156A1 (en) 2020-06-04
KR20250096879A (ko) 2025-06-27
JP2021521728A (ja) 2021-08-26
JP7384831B2 (ja) 2023-11-21
JP7572530B2 (ja) 2024-10-23
KR20200140373A (ko) 2020-12-15

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