MX2013002452A - Procesamiento automatico de balance de blancos con seleccion de espacio flexible de color. - Google Patents
Procesamiento automatico de balance de blancos con seleccion de espacio flexible de color.Info
- Publication number
- MX2013002452A MX2013002452A MX2013002452A MX2013002452A MX2013002452A MX 2013002452 A MX2013002452 A MX 2013002452A MX 2013002452 A MX2013002452 A MX 2013002452A MX 2013002452 A MX2013002452 A MX 2013002452A MX 2013002452 A MX2013002452 A MX 2013002452A
- Authority
- MX
- Mexico
- Prior art keywords
- pixel
- color space
- statistics
- white balance
- data
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
- H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
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- 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
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- 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
- H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
- H04N23/843—Demosaicing, e.g. interpolating colour pixel values
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- 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
- H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
- H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
- H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
- H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
- H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/61—Noise processing, e.g. detecting, correcting, reducing or removing noise the noise originating only from the lens unit, e.g. flare, shading, vignetting or "cos4"
Abstract
Se divulgan diferentes técnicas para procesar datos de estadísticas en un procesador de señal de imagen (ISP). En una modalidad, un motor de recopilación de estadísticas puede estar configurado para adquirir estadísticas relacionadas con balance de blancos automático. El motor de recopilación de estadísticas puede recibir datos sin procesar adquiridos por un sensor de imagen y puede estar configurado para llevar a cabo una o más conversiones de espacio de color para obtener datos de pixel en otros espacios de color. Un conjunto de filtros de pixel puede estar configurado para acumular sumas de los datos de pixel condicionalmente con base en características de YC1C2, como se define por un filtro de condición de pixel por pixel. Dependiendo de un espacio de color seleccionado, los filtros de pixel pueden generar sumas de color, que se pueden utilizar para igualar un iluminante actual contra un conjunto de iluminantes de referencia con los cuales el sensor de imagen ha sido calibrado previamente.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/873,973 US8605167B2 (en) | 2010-09-01 | 2010-09-01 | Flexible color space selection for auto-white balance processing |
PCT/US2011/049189 WO2012057907A1 (en) | 2010-09-01 | 2011-08-25 | Automatic white balance processing with flexible color space selection |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2013002452A true MX2013002452A (es) | 2013-08-29 |
Family
ID=44543885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2013002452A MX2013002452A (es) | 2010-09-01 | 2011-08-25 | Procesamiento automatico de balance de blancos con seleccion de espacio flexible de color. |
Country Status (10)
Country | Link |
---|---|
US (1) | US8605167B2 (es) |
EP (1) | EP2599318A1 (es) |
CN (1) | CN102404582B (es) |
AU (1) | AU2011320937B2 (es) |
BR (1) | BR112013005157A2 (es) |
HK (1) | HK1169243A1 (es) |
MX (1) | MX2013002452A (es) |
RU (1) | RU2537038C2 (es) |
TW (1) | TWI505720B (es) |
WO (1) | WO2012057907A1 (es) |
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CN102404582A (zh) | 2012-04-04 |
TW201216720A (en) | 2012-04-16 |
BR112013005157A2 (pt) | 2016-04-26 |
US20120050563A1 (en) | 2012-03-01 |
TWI505720B (zh) | 2015-10-21 |
AU2011320937A1 (en) | 2013-03-21 |
WO2012057907A1 (en) | 2012-05-03 |
RU2013114372A (ru) | 2014-10-10 |
RU2537038C2 (ru) | 2014-12-27 |
EP2599318A1 (en) | 2013-06-05 |
HK1169243A1 (en) | 2013-01-18 |
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