JP7612612B2 - デコーダ側動きベクトル精密化ツールオン／オフ制御 - Google Patents

デコーダ側動きベクトル精密化ツールオン／オフ制御 Download PDF

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JP7612612B2
JP7612612B2 JP2021571614A JP2021571614A JP7612612B2 JP 7612612 B2 JP7612612 B2 JP 7612612B2 JP 2021571614 A JP2021571614 A JP 2021571614A JP 2021571614 A JP2021571614 A JP 2021571614A JP 7612612 B2 JP7612612 B2 JP 7612612B2
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decoder
picture
video data
video
side refinement
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JP2022535528A (ja
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ハン・フアン
ウェイ－ジュン・チエン
ヴァディム・セレジン
マルタ・カルツェヴィッツ
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クアルコム，インコーポレイテッド
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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
    • H04N19/169—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
    • 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
    • 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
    • H04N19/513—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
    • H04N19/50—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
    • 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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
    • 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
    • H04N19/537—Motion estimation other than block-based
    • 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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021571614A 2019-06-06 2020-06-05 デコーダ側動きベクトル精密化ツールオン／オフ制御 Active JP7612612B2 (ja)

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US201962858094P 2019-06-06 2019-06-06
US62/858,094 2019-06-06
US201962863080P 2019-06-18 2019-06-18
US62/863,080 2019-06-18
US16/892,714 US11172212B2 (en) 2019-06-06 2020-06-04 Decoder-side refinement tool on/off control
US16/892,714 2020-06-04
PCT/US2020/036338 WO2020247760A1 (en) 2019-06-06 2020-06-05 Decoder-side motion vector refinement tool on/off control

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CN (2) CN119697375A (https=)
BR (1) BR112021023545A2 (https=)
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EP3941061A4 (en) * 2019-03-15 2022-05-04 Lg Electronics Inc. Bdof-based inter prediction method and device
US11223840B2 (en) * 2019-08-19 2022-01-11 Tencent America LLC Method and apparatus for video coding
US12388993B2 (en) * 2021-03-29 2025-08-12 Ofinno, Llc Geometric partitioning refinement
US20240187633A1 (en) * 2021-04-21 2024-06-06 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
EP4367883A4 (en) * 2021-07-09 2025-05-28 OP Solutions, LLC Systems and methods for decoder-side synthesis of video sequences
WO2023219793A1 (en) * 2022-05-13 2023-11-16 Qualcomm Incorporated Mmvd merge mode with asymmetric motion vector difference
US12363306B2 (en) 2022-05-13 2025-07-15 Qualcomm Incorporated MMVD merge mode with asymmetric motion vector difference
US12413756B2 (en) * 2022-10-05 2025-09-09 Tencent America LLC Merge with motion vector difference
EP4436184A1 (en) * 2023-03-20 2024-09-25 Beijing Xiaomi Mobile Software Co., Ltd. Decoding video picture data using affine motion fields defined by control point motion vectors
CN120958812A (zh) * 2023-04-11 2025-11-14 字节跳动有限公司 用于视频处理的方法、装置和介质
WO2025149344A1 (en) * 2024-01-09 2025-07-17 Interdigital Ce Patent Holdings, Sas Mmvd candidates list for dmvr candidates
US20260046406A1 (en) * 2024-08-07 2026-02-12 Realtek Semiconductor Corp Encoder and associated signal processing method

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JP2021518996A (ja) 2019-03-22 2021-08-05 エルジー エレクトロニクス インコーポレイティド Ｄｍｖｒおよびｂｄｏｆベースのインター予測方法および装置

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US20140098851A1 (en) * 2012-10-04 2014-04-10 Qualcomm Incorporated Indication of video properties
US20150262404A1 (en) * 2014-03-13 2015-09-17 Huawei Technologies Co., Ltd. Screen Content And Mixed Content Coding
EP3342167B1 (en) 2015-09-02 2020-12-30 MediaTek, Inc Method and apparatus of decoder side motion derivation for video coding
US12063387B2 (en) * 2017-01-05 2024-08-13 Hfi Innovation Inc. Decoder-side motion vector restoration for video coding
US10491917B2 (en) 2017-03-22 2019-11-26 Qualcomm Incorporated Decoder-side motion vector derivation
US10595035B2 (en) 2017-03-22 2020-03-17 Qualcomm Incorporated Constraining motion vector information derived by decoder-side motion vector derivation
CN112913241B (zh) * 2018-10-22 2024-03-26 北京字节跳动网络技术有限公司 解码器侧运动矢量推导的限制
CN112997489B (zh) * 2018-11-06 2024-02-06 北京字节跳动网络技术有限公司 具有几何分割的帧间预测的边信息信令
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CN114097234A (zh) 2022-02-25
CN119697375A (zh) 2025-03-25
TW202123711A (zh) 2021-06-16
JP7746520B2 (ja) 2025-09-30
TWI902695B (zh) 2025-11-01
CN114097234B (zh) 2024-12-06
EP3981159A1 (en) 2022-04-13
US11172212B2 (en) 2021-11-09
SG11202112038XA (en) 2021-12-30
BR112021023545A2 (pt) 2022-01-04
JP2022535528A (ja) 2022-08-09
US20200389656A1 (en) 2020-12-10
JP2025060807A (ja) 2025-04-10
KR20220017906A (ko) 2022-02-14
WO2020247760A1 (en) 2020-12-10

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