CA2925130C - High precision explicit weighted prediction for video coding - Google Patents

High precision explicit weighted prediction for video coding Download PDF

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Publication number
CA2925130C
CA2925130C CA2925130A CA2925130A CA2925130C CA 2925130 C CA2925130 C CA 2925130C CA 2925130 A CA2925130 A CA 2925130A CA 2925130 A CA2925130 A CA 2925130A CA 2925130 C CA2925130 C CA 2925130C
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value
offset
bit depth
parameter
luma
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CA2925130A
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English (en)
French (fr)
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CA2925130A1 (en
Inventor
Wei PU
Jianle Chen
Marta Karczewicz
Woo-Shik Kim
Joel Sole Rojals
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/44—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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence 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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • 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)
CA2925130A 2013-10-03 2014-10-02 High precision explicit weighted prediction for video coding Active CA2925130C (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361886230P 2013-10-03 2013-10-03
US61/886,230 2013-10-03
US201361892198P 2013-10-17 2013-10-17
US61/892,198 2013-10-17
US14/504,097 US9497473B2 (en) 2013-10-03 2014-10-01 High precision explicit weighted prediction for video coding
US14/504,097 2014-10-01
PCT/US2014/058822 WO2015051118A1 (en) 2013-10-03 2014-10-02 High precision explicit weighted prediction for video coding

Publications (2)

Publication Number Publication Date
CA2925130A1 CA2925130A1 (en) 2015-04-09
CA2925130C true CA2925130C (en) 2019-02-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2925130A Active CA2925130C (en) 2013-10-03 2014-10-02 High precision explicit weighted prediction for video coding

Country Status (10)

Country Link
US (1) US9497473B2 (https=)
EP (1) EP3053340B1 (https=)
JP (1) JP6151446B2 (https=)
KR (1) KR101772350B1 (https=)
CN (1) CN105659603B (https=)
BR (1) BR112016007360B1 (https=)
CA (1) CA2925130C (https=)
ES (1) ES2649532T3 (https=)
HU (1) HUE036681T2 (https=)
WO (1) WO2015051118A1 (https=)

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CN104079941B (zh) * 2013-03-27 2017-08-25 中兴通讯股份有限公司 一种深度信息编解码方法、装置及视频处理播放设备
WO2015069734A1 (en) * 2013-11-05 2015-05-14 Arris Enterprises, Inc. Bit depth variable for high precision data in weighted prediction syntax and semantics
US10999574B2 (en) * 2013-11-05 2021-05-04 Arris Enterprises Llc Simplified processing of weighted prediction syntax and semantics using a bit depth variable for high precision data
US10250904B2 (en) * 2015-05-05 2019-04-02 Avago Technologies International Sales Pte. Limited Apparatus and method for overlapped motion compensation for video coding
ES2719132B1 (es) 2015-08-28 2020-05-05 Kt Corp Procedimiento y dispositivo para procesar señales de vídeo
US10602187B2 (en) * 2015-11-30 2020-03-24 Intel Corporation Efficient, compatible, and scalable intra video/image coding using wavelets and HEVC coding
JP7502278B2 (ja) * 2018-09-21 2024-06-18 インターデイジタル ヴィーシー ホールディングス インコーポレイテッド 双予測を使用するビデオエンコーディングおよびデコーディングのための方法および装置
MX2021009323A (es) 2019-06-24 2021-09-08 Huawei Tech Co Ltd Calculo de distancia de muestra para modo de division geometrica.
US11496774B2 (en) * 2019-08-27 2022-11-08 Tencent America LLC Header syntax for QT/BT/TT size
WO2021047631A1 (en) * 2019-09-13 2021-03-18 Beijing Bytedance Network Technology Co., Ltd. Derivation of collocated motion vectors
WO2020251422A2 (en) 2019-10-07 2020-12-17 Huawei Technologies Co., Ltd. Method and apparatus of adaptive adjustment of weighting prediction parameter precision for harmonizing non-rectangular merge mode and weighted prediction
AU2020409800B2 (en) * 2019-12-20 2024-01-18 Lg Electronics Inc. Image/video encoding/decoding method and apparatus using same
CN115988219B (zh) 2020-01-12 2024-01-16 华为技术有限公司 使用非矩形融合模式协调加权预测的方法和装置
CN115280783B (zh) * 2020-01-13 2025-11-21 Lg电子株式会社 用于图像/视频编码的加权预测的方法和装置
JP7410317B2 (ja) 2020-02-19 2024-01-09 バイトダンス インコーポレイテッド ビットストリームの一般制約情報における予測重みのシグナリング
WO2022126033A1 (en) 2020-12-29 2022-06-16 Innopeak Technology, Inc. Method and apparatus for extended precision weighted prediction for vvc high bit depth coding
KR20240039139A (ko) * 2021-07-09 2024-03-26 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩을 위한 잔여 및 계수 코딩
EP4478712A4 (en) * 2022-02-13 2025-12-17 Lg Electronics Inc METHOD AND DEVICE FOR IMAGE CODING/DECODING AND RECORDING MEDIUM WITH STORED BITSTREAM

Family Cites Families (8)

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KR100612849B1 (ko) * 2003-07-18 2006-08-14 삼성전자주식회사 영상 부호화 및 복호화 장치 및 방법
JP4561508B2 (ja) * 2005-07-08 2010-10-13 ソニー株式会社 画像処理装置、画像処理方法およびそのプログラム
US7956930B2 (en) * 2006-01-06 2011-06-07 Microsoft Corporation Resampling and picture resizing operations for multi-resolution video coding and decoding
EP2206349B1 (en) * 2007-10-15 2015-03-11 Thomson Licensing Methods and apparatus for inter-layer residue prediction for scalable video
EP2396967B1 (en) * 2009-02-11 2018-10-10 InterDigital Madison Patent Holdings Methods and apparatus for bit depth scalable video encoding and decoding utilizing tone mapping and inverse tone mapping
US8711930B2 (en) * 2009-07-09 2014-04-29 Qualcomm Incorporated Non-zero rounding and prediction mode selection techniques in video encoding
US9154796B2 (en) * 2011-11-04 2015-10-06 Qualcomm Incorporated Intra-mode video coding
TWI618397B (zh) * 2012-12-21 2018-03-11 杜比實驗室特許公司 在高位元深度視訊的可適性編碼中，高精度升取樣

Also Published As

Publication number Publication date
WO2015051118A1 (en) 2015-04-09
KR101772350B1 (ko) 2017-08-28
ES2649532T3 (es) 2018-01-12
BR112016007360A2 (pt) 2017-08-01
JP6151446B2 (ja) 2017-06-21
EP3053340A1 (en) 2016-08-10
US9497473B2 (en) 2016-11-15
HUE036681T2 (hu) 2018-07-30
CN105659603A (zh) 2016-06-08
CN105659603B (zh) 2018-09-14
EP3053340B1 (en) 2017-09-13
JP2016538749A (ja) 2016-12-08
US20150098503A1 (en) 2015-04-09
BR112016007360B1 (pt) 2023-04-11
CA2925130A1 (en) 2015-04-09
KR20160068808A (ko) 2016-06-15

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