HK1220309A1 - 高動態范圍視頻編碼中的預抖動 - Google Patents

高動態范圍視頻編碼中的預抖動

Info

Publication number
HK1220309A1
HK1220309A1 HK16108331.3A HK16108331A HK1220309A1 HK 1220309 A1 HK1220309 A1 HK 1220309A1 HK 16108331 A HK16108331 A HK 16108331A HK 1220309 A1 HK1220309 A1 HK 1220309A1
Authority
HK
Hong Kong
Prior art keywords
dithering
dynamic range
video coding
high dynamic
range video
Prior art date
Application number
HK16108331.3A
Other languages
English (en)
Inventor
蘇冠銘
陳倩
李逢善
．戴勒
Original Assignee
Dolby Laboratories Licensing Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of HK1220309A1 publication Critical patent/HK1220309A1/zh

Links

Classifications

    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
HK16108331.3A 2013-11-12 2016-07-15 高動態范圍視頻編碼中的預抖動 HK1220309A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361903189P 2013-11-12 2013-11-12
PCT/US2014/064845 WO2015073373A1 (en) 2013-11-12 2014-11-10 Pre-dithering in high dynamic range video coding

Publications (1)

Publication Number Publication Date
HK1220309A1 true HK1220309A1 (zh) 2017-04-28

Family

ID=51999543

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16108331.3A HK1220309A1 (zh) 2013-11-12 2016-07-15 高動態范圍視頻編碼中的預抖動

Country Status (5)

Country Link
US (1) US10027963B2 (zh)
EP (1) EP3069513B1 (zh)
CN (1) CN105723711B (zh)
HK (1) HK1220309A1 (zh)
WO (1) WO2015073373A1 (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9911179B2 (en) 2014-07-18 2018-03-06 Dolby Laboratories Licensing Corporation Image decontouring in high dynamic range video processing
US20180174611A1 (en) * 2015-06-30 2018-06-21 Sony Corporation Information processing apparatus, information processing system, information recording medium, and information processing method, and program
JP6768312B2 (ja) * 2016-03-08 2020-10-14 キヤノン株式会社 画像処理装置、光学機器、画像処理方法、画像処理プログラム、および記録媒体
US10798321B2 (en) * 2017-08-15 2020-10-06 Dolby Laboratories Licensing Corporation Bit-depth efficient image processing
KR20240119188A (ko) 2018-02-22 2024-08-06 돌비 인터네셔널 에이비 Mpeg-h 3d 오디오 스트림에 내장된 보조 미디어 스트림들의 처리를 위한 방법 및 장치
TWI719305B (zh) * 2018-05-08 2021-02-21 瑞昱半導體股份有限公司 能夠對臉部資料做差異化處理的影像處理方法
WO2020031601A1 (ja) * 2018-08-10 2020-02-13 キヤノン株式会社 画像処理方法、画像処理装置、画像処理システム、およびプログラム
JP7467034B2 (ja) * 2018-08-10 2024-04-15 キヤノン株式会社 画像処理方法、画像処理装置、画像処理システム、およびプログラム
GB2616980B (en) * 2018-10-09 2023-12-13 V Nova Int Ltd Signal element coding format compatibility within a hierarchical coding scheme using multiple resolutions
US11790564B2 (en) * 2020-03-30 2023-10-17 Google Llc Encoders for improved image dithering
WO2021262599A1 (en) * 2020-06-24 2021-12-30 Dolby Laboratories Licensing Corporation Image prediction for hdr imaging in open-loop codecs
CA3195911A1 (en) 2020-11-02 2022-05-05 E Ink Corporation Method and apparatus for rendering color images

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9216659D0 (en) 1992-08-05 1992-09-16 Gerzon Michael A Subtractively dithered digital waveform coding system
US6204881B1 (en) * 1993-10-10 2001-03-20 Canon Kabushiki Kaisha Image data processing apparatus which can combine a plurality of images at different exposures into an image with a wider dynamic range
US6441867B1 (en) * 1999-10-22 2002-08-27 Sharp Laboratories Of America, Incorporated Bit-depth extension of digital displays using noise
EP1376521A1 (en) 2002-06-28 2004-01-02 Deutsche Thomson Brandt Processing video pictures for improving dynamic false contour effect compensation
FR2872664A1 (fr) 2004-07-01 2006-01-06 Nextream France Sa Dispositif et procede de pre-traitemebnt avant codage d'une sequence d'images video
JP5249784B2 (ja) 2006-01-23 2013-07-31 マックス−プランク−ゲゼルシャフト・ツア・フェルデルング・デア・ヴィッセンシャフテン・エー・ファオ 高ダイナミックレンジコーデック
KR20090103873A (ko) 2006-12-28 2009-10-01 톰슨 라이센싱 자동 시각 아티팩트 분석 및 아티팩트 축소를 위한 방법 및 장치
US8750390B2 (en) 2008-01-10 2014-06-10 Microsoft Corporation Filtering and dithering as pre-processing before encoding
EP2406959B1 (en) * 2009-03-13 2015-01-14 Dolby Laboratories Licensing Corporation Layered compression of high dynamic range, visual dynamic range, and wide color gamut video
JPWO2011064944A1 (ja) 2009-11-30 2013-04-11 日本電気株式会社 映像符号化装置および映像復号装置
CN102640497B (zh) 2009-11-30 2014-12-31 日本电气株式会社 视频编码设备和视频解码设备
US8606009B2 (en) * 2010-02-04 2013-12-10 Microsoft Corporation High dynamic range image generation and rendering
TWI479898B (zh) 2010-08-25 2015-04-01 Dolby Lab Licensing Corp 擴展影像動態範圍
EP2445214A1 (en) * 2010-10-19 2012-04-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video coding using temporally coherent dynamic range mapping
US8711173B2 (en) 2011-02-14 2014-04-29 Apple Inc. Reproducible dither-noise injection
US8660352B2 (en) 2011-06-29 2014-02-25 Dolby Laboratories Licensing Corporation Quality assessment of images with extended dynamic range
US9451292B2 (en) 2011-09-15 2016-09-20 Dolby Laboratories Licensing Corporation Method and system for backward compatible, extended dynamic range encoding of video
US9338389B2 (en) 2011-10-20 2016-05-10 Dolby Laboratories Licensing Corporation Method and system for video equalization
CN103918274B (zh) 2011-11-01 2015-08-26 杜比实验室特许公司 对具有扩展动态范围的图像的分层编码中的自适应伪轮廓预防
TWI575933B (zh) 2011-11-04 2017-03-21 杜比實驗室特許公司 階層式視覺動態範圍編碼中之層分解技術
EP2603000B1 (en) 2011-12-08 2017-11-01 Dolby Laboratories Licensing Corporation Guided prediction-filtering in layered vdr image coding
ES2702614T3 (es) 2013-01-02 2019-03-04 Dolby Laboratories Licensing Corp Codificación retrocompatible para señales de vídeo de ultra alta definición con dominio dinámico aumentado
WO2014130343A2 (en) 2013-02-21 2014-08-28 Dolby Laboratories Licensing Corporation Display management for high dynamic range video
TWI546798B (zh) 2013-04-29 2016-08-21 杜比實驗室特許公司 使用處理器來遞色影像的方法及其電腦可讀取儲存媒體

Also Published As

Publication number Publication date
WO2015073373A1 (en) 2015-05-21
CN105723711B (zh) 2019-05-07
EP3069513A1 (en) 2016-09-21
EP3069513B1 (en) 2019-03-13
US20160301934A1 (en) 2016-10-13
US10027963B2 (en) 2018-07-17
CN105723711A (zh) 2016-06-29

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