BRPI1008372A2 - métodos e aparelho para codificação e decodificação de vídeo escalável com profundidade de bit utilizando mapeamento de tons e mapeamento inverso de tons - Google Patents

métodos e aparelho para codificação e decodificação de vídeo escalável com profundidade de bit utilizando mapeamento de tons e mapeamento inverso de tons

Info

Publication number
BRPI1008372A2
BRPI1008372A2 BRPI1008372A BRPI1008372A BRPI1008372A2 BR PI1008372 A2 BRPI1008372 A2 BR PI1008372A2 BR PI1008372 A BRPI1008372 A BR PI1008372A BR PI1008372 A BRPI1008372 A BR PI1008372A BR PI1008372 A2 BRPI1008372 A2 BR PI1008372A2
Authority
BR
Brazil
Prior art keywords
tone mapping
decoding
methods
video encoding
bit depth
Prior art date
Application number
BRPI1008372A
Other languages
English (en)
Portuguese (pt)
Inventor
Luo Jiancong
Yin Peng
ma Zhan
Original Assignee
Thomson Licensing
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 Thomson Licensing filed Critical Thomson Licensing
Publication of BRPI1008372A2 publication Critical patent/BRPI1008372A2/pt

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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image 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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/187—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 scalable video layer
    • 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
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BRPI1008372A 2009-02-11 2010-02-09 métodos e aparelho para codificação e decodificação de vídeo escalável com profundidade de bit utilizando mapeamento de tons e mapeamento inverso de tons BRPI1008372A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15156909P 2009-02-11 2009-02-11
PCT/US2010/000356 WO2010093432A1 (en) 2009-02-11 2010-02-09 Methods and apparatus for bit depth scalable video encoding and decoding utilizing tone mapping and inverse tone mapping

Publications (1)

Publication Number Publication Date
BRPI1008372A2 true BRPI1008372A2 (pt) 2018-03-06

Family

ID=42199608

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1008372A BRPI1008372A2 (pt) 2009-02-11 2010-02-09 métodos e aparelho para codificação e decodificação de vídeo escalável com profundidade de bit utilizando mapeamento de tons e mapeamento inverso de tons

Country Status (7)

Country Link
US (1) US8867616B2 (https=)
EP (1) EP2396967B1 (https=)
JP (2) JP5646514B2 (https=)
KR (1) KR101740741B1 (https=)
CN (1) CN102388611B (https=)
BR (1) BRPI1008372A2 (https=)
WO (1) WO2010093432A1 (https=)

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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
US9066070B2 (en) 2011-04-25 2015-06-23 Dolby Laboratories Licensing Corporation Non-linear VDR residual quantizer
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TWI606718B (zh) 2012-01-03 2017-11-21 杜比實驗室特許公司 規定視覺動態範圍編碼操作及參數
RU2616549C2 (ru) * 2012-07-09 2017-04-17 Вид Скейл, Инк. Архитектура кодека для многослойного кодирования видео
US9124899B2 (en) 2012-09-28 2015-09-01 Sharp Laboratories Of America, Inc. Motion derivation and coding for scaling video
US9532057B2 (en) * 2012-12-28 2016-12-27 Qualcomm Incorporated Inter-layer prediction using sample-adaptive adjustments for bit depth scalable video coding
US20140192880A1 (en) * 2013-01-04 2014-07-10 Zhipin Deng Inter layer motion data inheritance
US9767542B2 (en) 2013-02-27 2017-09-19 Thomson Licensing Method and device for selecting an image dynamic range conversion operator
US20140254681A1 (en) * 2013-03-08 2014-09-11 Nokia Corporation Apparatus, a method and a computer program for video coding and decoding
US9800884B2 (en) * 2013-03-15 2017-10-24 Qualcomm Incorporated Device and method for scalable coding of video information
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US9762920B2 (en) * 2013-06-07 2017-09-12 Qualcomm Incorporated Dynamic range control of intermediate data in resampling process
US9497473B2 (en) * 2013-10-03 2016-11-15 Qualcomm Incorporated High precision explicit weighted prediction for video coding
EP3072288B1 (en) 2013-11-22 2019-06-12 Dolby Laboratories Licensing Corporation Methods and systems for inverse tone mapping
EP2890129A1 (en) * 2013-12-27 2015-07-01 Thomson Licensing Method and device for encoding a high-dynamic range image and/or decoding a bitstream
US9906804B2 (en) * 2014-01-16 2018-02-27 Qualcomm Incorporated Reference layer sample position derivation for scalable video coding
DE102015113704A1 (de) * 2014-08-21 2016-02-25 Samsung Electronics Co., Ltd. Bildprozessor, Bildverarbeitungssystem mit Bildprozessor, Ein-Chip-System mit Bildverarbeitungssystem und Verfahren zum Betreiben des Bildverarbeitungssystems
KR102264161B1 (ko) * 2014-08-21 2021-06-11 삼성전자주식회사 이미지 처리 장치, 이미지 처리 시스템, 이미지 처리 시스템의 동작방법 및 이미지 처리 시스템을 포함하는 시스템 온 칩
EP3301925A1 (en) * 2016-09-30 2018-04-04 Thomson Licensing Method for local inter-layer prediction intra based
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EP4014479B1 (en) 2019-08-12 2024-03-20 Dolby Laboratories Licensing Corporation Adaptive image data linearization for hdr image sensors
CN115567694B (zh) * 2022-11-10 2025-11-11 北京奇艺世纪科技有限公司 视频数据处理方法、视频显示方法及装置、电子设备及可读存储介质

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KR100668344B1 (ko) * 2005-09-20 2007-01-12 삼성전자주식회사 영상 부호화장치 및 방법, 영상 복호화장치 및 방법과 이를채용한 디스플레이 구동회로 및 방법
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US8369422B2 (en) * 2007-10-16 2013-02-05 Thomson Licensing Methods and apparatus for artifact removal for bit depth scalability
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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

Also Published As

Publication number Publication date
JP2012517764A (ja) 2012-08-02
EP2396967B1 (en) 2018-10-10
JP5646514B2 (ja) 2014-12-24
US8867616B2 (en) 2014-10-21
CN102388611A (zh) 2012-03-21
KR101740741B1 (ko) 2017-06-08
KR20110115172A (ko) 2011-10-20
EP2396967A1 (en) 2011-12-21
US20110293003A1 (en) 2011-12-01
CN102388611B (zh) 2015-08-19
JP2015046939A (ja) 2015-03-12
WO2010093432A1 (en) 2010-08-19
JP6214511B2 (ja) 2017-10-18

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B25A Requested transfer of rights approved

Owner name: THOMSON LICENSING DTV (FR)

B25A Requested transfer of rights approved

Owner name: INTERDIGITAL MADISON PATENT HOLDINGS (FR)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04N 7/26 , G06T 5/40 , H04N 7/46

Ipc: H04N 19/105 (2014.01), H04N 19/187 (2014.01), H04N

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B09W Correction of the decision to grant [chapter 9.1.4 patent gazette]

Free format text: RETIFICACAO DE UMA PALAVRA, CONFORME APRESENTADO NA PETICAO 870210064631, DE 16/07/2021

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 13A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2711 DE 20/12/2022.