BR112017022248A2 - ajuste de faixa dinâmica para faixa dinâmica alta e conversão de vídeo em código de gama de cores ampla - Google Patents

ajuste de faixa dinâmica para faixa dinâmica alta e conversão de vídeo em código de gama de cores ampla

Info

Publication number
BR112017022248A2
BR112017022248A2 BR112017022248-5A BR112017022248A BR112017022248A2 BR 112017022248 A2 BR112017022248 A2 BR 112017022248A2 BR 112017022248 A BR112017022248 A BR 112017022248A BR 112017022248 A2 BR112017022248 A2 BR 112017022248A2
Authority
BR
Brazil
Prior art keywords
dynamic range
video data
wide color
dra
color gamut
Prior art date
Application number
BR112017022248-5A
Other languages
English (en)
Portuguese (pt)
Inventor
Rusanovskyy Dmytro
Bugdayci Sansli Done
Sole Rojals Joel
Karczewicz Marta
Lee Sungwon
Krishnan Ramasubramonian Adarsh
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112017022248A2 publication Critical patent/BR112017022248A2/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image 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
    • H04N19/10—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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • 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
    • H04N19/10—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with 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
    • 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
    • G06T2207/20—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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
  • Image Processing (AREA)
BR112017022248-5A 2015-04-17 2016-04-15 ajuste de faixa dinâmica para faixa dinâmica alta e conversão de vídeo em código de gama de cores ampla BR112017022248A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562149446P 2015-04-17 2015-04-17
US62/149,446 2015-04-17
US15/099,256 2016-04-14
US15/099,256 US20160309154A1 (en) 2015-04-17 2016-04-14 Dynamic range adjustment for high dynamic range and wide color gamut video coding
PCT/US2016/027831 WO2016168652A1 (en) 2015-04-17 2016-04-15 Dynamic range adjustment for high dynamic range and wide color gamut video coding

Publications (1)

Publication Number Publication Date
BR112017022248A2 true BR112017022248A2 (pt) 2018-07-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017022248-5A BR112017022248A2 (pt) 2015-04-17 2016-04-15 ajuste de faixa dinâmica para faixa dinâmica alta e conversão de vídeo em código de gama de cores ampla

Country Status (15)

Country Link
US (1) US20160309154A1 (enExample)
EP (1) EP3286920A1 (enExample)
JP (1) JP2018515018A (enExample)
KR (1) KR20170139016A (enExample)
CN (1) CN107439013A (enExample)
AU (1) AU2016249261A1 (enExample)
BR (1) BR112017022248A2 (enExample)
CA (1) CA2979075A1 (enExample)
CL (1) CL2017002539A1 (enExample)
CO (1) CO2017010504A2 (enExample)
MX (1) MX370172B (enExample)
PH (1) PH12017501656A1 (enExample)
RU (1) RU2701961C2 (enExample)
SG (1) SG11201707212UA (enExample)
WO (1) WO2016168652A1 (enExample)

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US10681358B2 (en) 2017-12-19 2020-06-09 Qualcomm Incorporated Quantization parameter control for video coding with joined pixel/transform based quantization
US11153579B2 (en) * 2018-03-23 2021-10-19 Qualcomm Incorporated Deriving dynamic range adjustment (DRA) parameters for video coding
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Also Published As

Publication number Publication date
MX2017013255A (es) 2018-02-09
PH12017501656A1 (en) 2018-03-12
CN107439013A (zh) 2017-12-05
KR20170139016A (ko) 2017-12-18
RU2701961C2 (ru) 2019-10-02
JP2018515018A (ja) 2018-06-07
WO2016168652A1 (en) 2016-10-20
US20160309154A1 (en) 2016-10-20
RU2017134677A3 (enExample) 2019-07-26
EP3286920A1 (en) 2018-02-28
CL2017002539A1 (es) 2018-04-13
AU2016249261A1 (en) 2017-10-05
CO2017010504A2 (es) 2017-10-20
RU2017134677A (ru) 2019-04-09
CA2979075A1 (en) 2016-10-20
SG11201707212UA (en) 2017-11-29
MX370172B (es) 2019-12-04

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