MX383239B - Aparato de procesamiento de imágenes y método de procesamiento de imágenes. - Google Patents

Aparato de procesamiento de imágenes y método de procesamiento de imágenes.

Info

Publication number
MX383239B
MX383239B MX2018003360A MX2018003360A MX383239B MX 383239 B MX383239 B MX 383239B MX 2018003360 A MX2018003360 A MX 2018003360A MX 2018003360 A MX2018003360 A MX 2018003360A MX 383239 B MX383239 B MX 383239B
Authority
MX
Mexico
Prior art keywords
image processing
display
luminance level
signal
reference white
Prior art date
Application number
MX2018003360A
Other languages
English (en)
Other versions
MX2018003360A (es
Inventor
Kenichi Kanai
Toshiya Hamada
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of MX2018003360A publication Critical patent/MX2018003360A/es
Publication of MX383239B publication Critical patent/MX383239B/es

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
    • H04N19/70—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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10—Intensity circuits
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
    • G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/82—Camera processing pipelines; Components thereof for controlling camera response irrespective of the scene brightness, e.g. gamma correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Processing Of Color Television Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Transforming Electric Information Into Light Information (AREA)

Abstract

Resolver o al menos reducir los problemas relacionados al desajuste entre un rango dinámico de una señal de video HDR y el pico de luminiscencia de una pantalla. Provisto es un aparato de procesamiento de imágenes que incluye: una unidad de transformación configurada para transformar señales de imagen con base a un esquema de señal de manejo fijo un nivel de luminiscencia de visualización del blanco de referencia en las señales de visualización ejecutando la transformación gamma así como el nivel de luminiscencia de visualización del blanco de referencia es mantenido usando un parámetro decidido con base a un pico del nivel de luminiscencia de una pantalla.
MX2018003360A 2015-09-25 2016-08-02 Aparato de procesamiento de imágenes y método de procesamiento de imágenes. MX383239B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015188348 2015-09-25
PCT/JP2016/072691 WO2017051612A1 (ja) 2015-09-25 2016-08-02 画像処理装置及び画像処理方法

Publications (2)

Publication Number Publication Date
MX2018003360A MX2018003360A (es) 2018-05-30
MX383239B true MX383239B (es) 2025-03-13

Family

ID=58385969

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2018003360A MX383239B (es) 2015-09-25 2016-08-02 Aparato de procesamiento de imágenes y método de procesamiento de imágenes.

Country Status (10)

Country Link
US (1) US10638023B2 (es)
EP (1) EP3355300B1 (es)
JP (1) JP6825568B2 (es)
CN (1) CN108028036B (es)
AU (1) AU2016326942B2 (es)
CA (1) CA2999098A1 (es)
HK (1) HK1247369A1 (es)
MX (1) MX383239B (es)
TW (1) TWI704551B (es)
WO (1) WO2017051612A1 (es)

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Also Published As

Publication number Publication date
TW201721627A (zh) 2017-06-16
WO2017051612A1 (ja) 2017-03-30
US10638023B2 (en) 2020-04-28
EP3355300B1 (en) 2021-09-29
EP3355300A1 (en) 2018-08-01
TWI704551B (zh) 2020-09-11
JPWO2017051612A1 (ja) 2018-08-30
AU2016326942A1 (en) 2018-03-15
CA2999098A1 (en) 2017-03-30
EP3355300A4 (en) 2019-06-19
CN108028036B (zh) 2021-01-29
AU2016326942B2 (en) 2019-10-10
JP6825568B2 (ja) 2021-02-03
US20190045091A1 (en) 2019-02-07
MX2018003360A (es) 2018-05-30
HK1247369A1 (zh) 2018-09-21
CN108028036A (zh) 2018-05-11

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