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CGImageSource.Release

Closes image source and releases memory.

Parameters

Parameter	Description	Example value
Ref	The image source reference number returned by CGImageSource.CreateWithData, CGImageSource.CreateWithPath or CGImageSource.CreateWithURL	$ref

Result

Returns OK or error message.

Description

Examples

Convert image from one container and output to other:

Set Variable [ $img ; Value: MBS( "CGImageSource.CreateWithData"; test::input ) ]
Set Field [ test::output ; MBS( "CGImageSource.ImageAtIndex"; $img; 0; "PNG") ]
Set Variable [ $r ; Value: MBS( "CGImageSource.Release"; $img ) ]

See also

• CGImageSource.CreateWithData
• CGImageSource.CreateWithPath
• CGImageSource.CreateWithURL
• CGImageSource.Export
• CGImageSource.FileName
• CGImageSource.ImageAtIndex
• CGImageSource.Keys
• CGImageSource.Property
• CGImageSource.Status
• CGImageSource.ThumbnailAtIndex
• CGImageSource.Type

Example Databases

• Mac and iOS/CGImageSource

Blog Entries

• Read HEIC or HEIF image files in FileMaker

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

CGImageSource.Property   -   CGImageSource.SetProperty

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