PHP-Handbuch: Provides an appropiate stride to use

public static int CairoFormat::strideForWidth ( int $format , int $width )

This method provides a stride value that will respect all alignment requirements of the accelerated image-rendering code within cairo.

The appropriate stride to use given the desired format and width, or -1 if either the format is invalid or the width too large.

Beispiel #1 CairoFormat::strideForWidth example


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