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Imagick::getImageArtifact> <Imagick::getImage
[edit] Last updated: Fri, 23 Mar 2012

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Imagick::getImageAlphaChannel

(No version information available, might only be in SVN)

Imagick::getImageAlphaChannelGets the image alpha channel

Opis

int Imagick::getImageAlphaChannel ( void )

Gets the image alpha channel value. The returned value is one of the alpha channel constants. Ta metoda jest dostępna, jeśli rozszerzenie Imagick zostało skompilowane z ImageMagick w wersji 6.4.0 lub nowszej.

Zwracane wartości

Returns a constant defining the current alpha channel value. Refer to this list of alpha channel constants.

Błędy/Wyjątki

Zgłasza wyjątek ImagickException w przypadku błędu.



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