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 (enExample)
EP (1) EP3053340B1 (enExample)
JP (1) JP6151446B2 (enExample)
KR (1) KR101772350B1 (enExample)
CN (1) CN105659603B (enExample)
BR (1) BR112016007360B1 (enExample)
CA (1) CA2925130C (enExample)
ES (1) ES2649532T3 (enExample)
HU (1) HUE036681T2 (enExample)
WO (1) WO2015051118A1 (enExample)

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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
KR20160065939A (ko) * 2013-11-05 2016-06-09 애리스 인터프라이지즈, 인크. 고정밀도 데이터에 대한 비트 심도 변수를 이용한 가중화된 예측 신택스 및 시맨틱들의 간략화된 프로세싱
US10250904B2 (en) * 2015-05-05 2019-04-02 Avago Technologies International Sales Pte. Limited Apparatus and method for overlapped motion compensation for video coding
ES2677193B1 (es) 2015-08-28 2019-06-19 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
EP3854079A1 (en) * 2018-09-21 2021-07-28 InterDigital VC Holdings, Inc. Method and apparatus for video encoding and decoding using bi-prediction
CN115278227B (zh) * 2019-06-24 2023-08-22 华为技术有限公司 一种由解码设备或编码设备实现的译码方法，编码器和解码器
US11496774B2 (en) 2019-08-27 2022-11-08 Tencent America LLC Header syntax for QT/BT/TT size
JP7323710B2 (ja) * 2019-09-13 2023-08-08 北京字節跳動網絡技術有限公司 映像符号化における重み付けサンプルの双予測
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
KR102865996B1 (ko) * 2020-01-12 2025-09-26 후아웨이 테크놀러지 컴퍼니 리미티드 비-직사각형 병합 모드로 가중 예측을 하모나이징하는 방법 및 장치
WO2021145673A1 (ko) * 2020-01-13 2021-07-22 엘지전자 주식회사 영상/비디오 코딩을 위한 가중된 예측 방법 및 장치
CN115136606B (zh) 2020-02-19 2025-05-09 字节跳动有限公司 参考图片列表的权重的信令通知
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
JP7676649B2 (ja) * 2021-07-09 2025-05-14 ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド ビデオ符号化のための残差および係数の符号化
CN118633282A (zh) * 2022-02-13 2024-09-10 Lg 电子株式会社 图像编码/解码方法和设备以及存储比特流的记录介质

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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
US8385412B2 (en) * 2007-10-15 2013-02-26 Thomson Licensing Method and apparatus for inter-layer residue prediction for scalable video
JP5646514B2 (ja) * 2009-02-11 2014-12-24 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ トーンマッピング及び逆トーンマッピングを利用したビット深度スケーラブル映像符号化及び復号化の方法、装置及びコンピュータ読み取り可能な記録媒体
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
TWI521946B (zh) * 2012-12-21 2016-02-11 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
US9497473B2 (en) 2016-11-15
JP6151446B2 (ja) 2017-06-21
US20150098503A1 (en) 2015-04-09
ES2649532T3 (es) 2018-01-12
BR112016007360B1 (pt) 2023-04-11
EP3053340B1 (en) 2017-09-13
CN105659603B (zh) 2018-09-14
KR101772350B1 (ko) 2017-08-28
HUE036681T2 (hu) 2018-07-30
CN105659603A (zh) 2016-06-08
JP2016538749A (ja) 2016-12-08
EP3053340A1 (en) 2016-08-10
WO2015051118A1 (en) 2015-04-09
CA2925130A1 (en) 2015-04-09
KR20160068808A (ko) 2016-06-15
BR112016007360A2 (pt) 2017-08-01

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