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CGImageSource.CreateWithURL

Creates an image source that reads from a location specified by a URL.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
CGImageSource 3.4 Yes No Yes, macOS only No Yes

MBS( "CGImageSource.CreateWithURL"; URL )

Parameters

Parameter Description Example value
URL The URL to the file. $URL

Result

Returns the reference number for this image source or error message.

Description

Creates an image source that reads from a location specified by a URL.
Don't forget to call CGImageSource.Release later to release the reference number.
CoreGraphics Image Source reference numbers are starting at 25000 and counting up for each new image source.

Examples

Loads image and shows it:

Set Variable [ $url ; Value: "http://www.monkeybreadsoftware.de/images/fmplugin16.png" ]
Set Variable [ $img ; Value: MBS( "CGImageSource.CreateWithURL"; $url ) ]
Set Field [ test::output ; MBS( "CGImageSource.ImageAtIndex"; $img; 0) ]
Set Variable [ $r ; Value: MBS( "CGImageSource.Release"; $img ) ]

See also

Created 18th August 2014, last changed 5th January 2018


CGImageSource.CreateWithPath   -   CGImageSource.ImageAtIndex

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Links
MBS FileMaker tutorial videos