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Grafiken
* GetImageSize
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* ImageCharUp
* ImageColorAllocate
* ImageColorAt
* ImageColorClosest
* ImageColorDeAllocate
* ImageColorExact
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* ImageColorTransparent
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* ImageCreate
* ImageCreateFromGIF
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* ImageCreateFromPNG
* ImageDashedLine
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* ImageFilledRectangle
* ImageFillToBorder
* ImageFontHeight
* ImageFontWidth
* ImageGammaCorrect
* ImageGIF
* ImageJPEG
* ImagePNG
* ImageInterlace
* ImageLine
* ImageLoadFont
* ImagePolygon
* ImagePSBBox
* ImagePSEncodeFont
* ImagePsExtendFont
* ImagePSFreeFont
* ImagePSLoadFont
* ImagePsSlantFont
* ImagePSText
* ImageRectangle
* ImageSetPixel
* ImageString
* ImageStringUp
* ImageSX
* ImageSY
* ImageTTFBBox
* ImageTTFText
* ImageTypes
Manual: ImageGammaCorrect
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 ImageFontWidth
 Updated
Sat, 12 Aug 2000
ImageGIF 
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ImageGammaCorrect

(unknown)

ImageGammaCorrect --  Anwendung einer Gamma-Korrektur auf ein GD-Bild

Beschreibung:

int imagegammacorrect (int im, double inputgamma, double outputgamma)

Die Funktion ImageGammaCorrect() bewirkt die Anwendung einer Gamma-Korrektur auf das mittels Bezeichner im angegebene GD-Bild. Anzugeben ist der Eingabe-Gammawert inputgamma und der Ausgabe-Gammawert outputgamma.


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Previous page
 ImageFontWidth
 Updated
Sat, 12 Aug 2000
ImageGIF 
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