UY38111A - Codificador lineal para el procesamiento de imágenes o video - Google Patents

Codificador lineal para el procesamiento de imágenes o video

Info

Publication number
UY38111A
UY38111A UY38111A UY38111A UY38111A UY 38111 A UY38111 A UY 38111A UY 38111 A UY38111 A UY 38111A UY 38111 A UY38111 A UY 38111A UY 38111 A UY38111 A UY 38111A
Authority
UY
Uruguay
Prior art keywords
image
video processing
linear encoder
receives
images
Prior art date
Application number
UY38111A
Other languages
English (en)
Inventor
J Gadgil Neeraj
Su Guan-Ming
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 UY38111A publication Critical patent/UY38111A/es

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • 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
    • H04N19/132—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
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20208—High dynamic range [HDR] image processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)

Abstract

En algunas realizaciones, se describe un dispositivo de codificación que recibe un tren de video de entrada que contiene imágenes en una primera gama dinámica que incluye una primera imagen. El dispositivo recibe una segunda imagen que representa la primera imagen. El dispositivo obtiene datos estadísticos correspondientes a la primera y la segunda imágenes.
UY38111A 2018-02-28 2019-02-28 Codificador lineal para el procesamiento de imágenes o video UY38111A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862636388P 2018-02-28 2018-02-28
EP18159055 2018-02-28

Publications (1)

Publication Number Publication Date
UY38111A true UY38111A (es) 2019-10-01

Family

ID=65657519

Family Applications (1)

Application Number Title Priority Date Filing Date
UY38111A UY38111A (es) 2018-02-28 2019-02-28 Codificador lineal para el procesamiento de imágenes o video

Country Status (9)

Country Link
US (1) US11310537B2 (es)
EP (1) EP3759916A1 (es)
JP (1) JP6952202B2 (es)
KR (1) KR102230776B1 (es)
CN (1) CN111788831B (es)
BR (1) BR112020016821B1 (es)
RU (1) RU2740034C1 (es)
UY (1) UY38111A (es)
WO (1) WO2019169174A1 (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108962185B (zh) * 2017-05-22 2020-05-29 京东方科技集团股份有限公司 一种降低显示画面亮度的方法、其装置及显示装置
CN112106357B (zh) 2018-05-11 2024-03-12 杜比实验室特许公司 用于对图像数据进行编码和解码的方法及装置
JP7049526B2 (ja) 2018-08-10 2022-04-06 ドルビー ラボラトリーズ ライセンシング コーポレイション 適応的なｓｄｒからｈｄｒへの再構成関数による、ｈｄｒ画像化におけるバンディングアーチファクトの低減
US11277646B2 (en) * 2018-10-03 2022-03-15 Dolby Laboratories Licensing Corporation Reducing banding artifacts in backward-compatible HDR imaging
CN113228660B (zh) 2018-12-18 2023-12-12 杜比实验室特许公司 增强的标准动态范围视频（sdr+）中的基于机器学习的动态合成
JP7249417B2 (ja) 2018-12-19 2023-03-30 ドルビー ラボラトリーズ ライセンシング コーポレイション 適応的スパースフィルタリングを用いた画像のデバンディング
EP3734588B1 (en) 2019-04-30 2022-12-07 Dolby Laboratories Licensing Corp. Color appearance preservation in video codecs
JP7443546B2 (ja) * 2020-02-19 2024-03-05 ドルビー ラボラトリーズ ライセンシング コーポレイション 画像処理方法、システム及びコンピュータ・プログラム
EP4147447A1 (en) * 2020-05-05 2023-03-15 InterDigital VC Holdings France Chroma boost on sdr and hdr display adapted signals for sl-hdrx systems
US11366811B2 (en) * 2020-05-21 2022-06-21 Sap Se Data imprints techniques for use with data retrieval methods
US20230230617A1 (en) * 2020-06-03 2023-07-20 Dolby Laboratories Licensing Corporation Computing dynamic metadata for editing hdr content
US11470139B2 (en) * 2020-06-23 2022-10-11 Comcast Cable Communications, Llc Video encoding for low-concurrency linear channels
JP7541129B2 (ja) 2020-06-24 2024-08-27 ドルビー ラボラトリーズ ライセンシング コーポレイション オープン・ループ・コーデックにおけるｈｄｒ撮像に関する画像予測
US11606605B1 (en) 2021-09-30 2023-03-14 Samsung Electronics Co., Ltd. Standard dynamic range (SDR) / hybrid log-gamma (HLG) with high dynamic range (HDR) 10+
WO2023069585A1 (en) 2021-10-21 2023-04-27 Dolby Laboratories Licensing Corporation Context-based reshaping algorithms for encoding video data
US12096000B2 (en) * 2021-12-08 2024-09-17 Tencent America LLC Method and apparatus for scene detection based encoding
US11908167B1 (en) * 2022-11-04 2024-02-20 Osom Products, Inc. Verifying that a digital image is not generated by an artificial intelligence
WO2024169932A1 (en) * 2023-02-16 2024-08-22 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
CN118485750A (zh) * 2024-07-16 2024-08-13 山东漫动信息科技有限公司 一种文创动漫内容资源共享方法及系统

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI479898B (zh) 2010-08-25 2015-04-01 Dolby Lab Licensing Corp 擴展影像動態範圍
EP2782348B1 (en) 2011-04-14 2017-12-27 Dolby Laboratories Licensing Corporation Multiple color channel multiple regression predictor
CN103535038B (zh) 2011-05-16 2017-10-13 杜比实验室特许公司 用于分层vdr编码的有效架构
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
US9219916B2 (en) * 2012-06-12 2015-12-22 Dolby Laboratories Licensing Corporation Joint base layer and enhancement layer quantizer adaptation in EDR video coding
JP6367839B2 (ja) 2013-02-21 2018-08-01 ドルビー ラボラトリーズ ライセンシング コーポレイション 高ダイナミックレンジ・ビデオのための表示管理
US9628808B2 (en) 2013-03-26 2017-04-18 Dolby Laboratories Licensing Corporation Encoding perceptually-quantized video content in multi-layer VDR coding
EP3011741B1 (en) * 2013-06-17 2018-03-07 Dolby Laboratories Licensing Corporation Adaptive reshaping for layered coding of enhanced dynamic range signals
US10536731B2 (en) 2014-05-12 2020-01-14 Apple Inc. Techniques for HDR/WCR video coding
KR101794817B1 (ko) 2014-09-26 2017-11-07 돌비 레버러토리즈 라이쎈싱 코오포레이션 지각적으로 양자화된 비디오 콘텐츠를 인코딩 및 디코딩하는 방법
WO2016183239A1 (en) * 2015-05-12 2016-11-17 Dolby Laboratories Licensing Corporation Metadata filtering for display mapping for high dynamic range images
EP3314893A1 (en) * 2015-06-30 2018-05-02 Dolby Laboratories Licensing Corporation Real-time content-adaptive perceptual quantizer for high dynamic range images
WO2017015397A1 (en) * 2015-07-22 2017-01-26 Dolby Laboratories Licensing Corporation Video coding and delivery with both spatial and dynamic range scalability
WO2017015810A1 (zh) 2015-07-27 2017-02-02 华为技术有限公司 图像处理的方法和装置
WO2017165494A2 (en) * 2016-03-23 2017-09-28 Dolby Laboratories Licensing Corporation Encoding and decoding reversible production-quality single-layer video signals
US10397586B2 (en) * 2016-03-30 2019-08-27 Dolby Laboratories Licensing Corporation Chroma reshaping
GB201611253D0 (en) * 2016-06-29 2016-08-10 Dolby Laboratories Licensing Corp Efficient Histogram-based luma look matching
ES2967322T3 (es) * 2016-08-30 2024-04-29 Dolby Laboratories Licensing Corp Remodelación en tiempo real de códec monocapa retrocompatible
EP3510772B1 (en) 2016-09-09 2020-12-09 Dolby Laboratories Licensing Corporation Coding of high dynamic range video using segment-based reshaping
US10264287B2 (en) 2016-10-05 2019-04-16 Dolby Laboratories Licensing Corporation Inverse luma/chroma mappings with histogram transfer and approximation
CN107995497B (zh) * 2016-10-26 2021-05-28 杜比实验室特许公司 高动态范围视频的屏幕自适应解码
WO2018136432A1 (en) 2017-01-18 2018-07-26 Dolby Laboratories Licensing Corporation Segment-based reshaping for coding high dynamic range video
JP6684971B2 (ja) * 2017-01-18 2020-04-22 ドルビー ラボラトリーズ ライセンシング コーポレイション ハイダイナミックレンジ映像を符号化するためのセグメントベース再構成
WO2018231968A1 (en) 2017-06-16 2018-12-20 Dolby Laboratories Licensing Corporation Efficient end-to-end single layer inverse display management coding
KR102435014B1 (ko) * 2018-02-14 2022-08-23 돌비 레버러토리즈 라이쎈싱 코오포레이션 레이트 왜곡 최적화를 이용한 비디오 코딩에서의 이미지 재성형

Also Published As

Publication number Publication date
BR112020016821A2 (pt) 2020-12-15
KR102230776B1 (ko) 2021-03-22
JP6952202B2 (ja) 2021-10-20
RU2740034C1 (ru) 2020-12-30
CN111788831B (zh) 2022-06-14
BR112020016821B1 (pt) 2022-08-09
KR20200106216A (ko) 2020-09-11
EP3759916A1 (en) 2021-01-06
US20210092461A1 (en) 2021-03-25
JP2021510885A (ja) 2021-04-30
WO2019169174A1 (en) 2019-09-06
US11310537B2 (en) 2022-04-19
CN111788831A (zh) 2020-10-16

Similar Documents

Publication Publication Date Title
UY38111A (es) Codificador lineal para el procesamiento de imágenes o video
BR112018073052A2 (pt) métodos e sistemas para gerar mensagens regionais de aninhamento para imagens de vídeo
PH12017501245A1 (en) Design of sample entry and operation point signalling in a layered video file format
WO2018160976A3 (en) Coding mcts-nested sei messages
CL2016003118A1 (es) Codificador de conversión de bloque adaptativo de espacio color
WO2014163793A3 (en) Distribution of multi-format high dynamic range video using layered coding
MX2017004465A (es) Estructuras sintacticas que indican terminacion de las regiones cifradas.
BR112021019996A2 (pt) Treinamento de segmentação de instância baseado em aprendizagem profunda por meio de camadas de regressão
EP3499900A3 (en) Video processing method, apparatus and device
MX2016005100A (es) Acarreo de datos de flujo de bits de extension estandar de codificacion de video utilizando sistemas mpeg-2.
MX2017016832A (es) Metodos y dispositivos para codificar y decodificar una imagen de color hdr.
CL2017002383A1 (es) Derivación de vector de movimiento en codificación de video
MX364544B (es) Soporte de extracción de múltiples modos para códecs de video de múltiples capas.
WO2020036502A8 (en) Machine-learning-based adaptation of coding parameters for video encoding using motion and object detection
MX2016005098A (es) Diseños de formato de archivo de video de multiples capas.
NI201600137A (es) Codificación de video en base a gamas de colores
CL2017003158A1 (es) Generación de señal de banda alta
AR099360A1 (es) Decodificador, codificador y método para estimación informada de sonoridad en sistemas de codificación de audio basada en objetos
JP2020533839A5 (es)
BR112015026131A2 (pt) método de codificação de um sinal de dados de vídeo para uso em um dispositivo de renderização de múltiplas vistas, sinal de dados de vídeo para uso em um dispositivo de renderização de múltiplas vistas, portadora de dados, método de decodificação de um sinal de dados de vídeo, decodificador para decodificar um sinal de dados de vídeo, produto de programa de computador, e, codificador de um sinal de dados de vídeo para uso em um dispositivo de renderização de múltiplas vistas
MX2024006250A (es) Compensacion de movimiento para codificacion y decodificacion de video.
RU2013158190A (ru) Способ кодирования видеоизображений, способ декодирования видеоизображений, устройство кодирования видеоизображений, устройство декодирования видеоизображений и устройство кодирования-декодирования видеоизображений
GB2574516A (en) Method and apparatus for generating and encoding projection-based frame with 360-degree content represented in projection faces packed in segmented sphere
BR112022010737A2 (pt) Sistemas, métodos e aparelho para conversão de áudio com base em canal para áudio com base em objeto
TW201613354A (en) Video processing system with high dynamic range sensor mechanism and method of operation thereof