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Sets the Vertical and horizontal resolution in pixels of the image.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
GraphicsMagick 2.0 Yes Yes Yes Yes Yes
MBS( "GMImage.SetDensity"; ImageRef; geometry )   More


Parameter Description Example
ImageRef The image reference number. 1
geometry The rectangle. Geometry is specified as a width and height "100x200". With an optional offset "100x200+10+20". For percent values, add a percent on the end, for % values add a %: "100x200%!" "100x200"


Returns "OK" on success.


Sets the Vertical and horizontal resolution in pixels of the image.
Please use GMImage.SetResolutionUnits to define units.


Loads image and writes back with new DPI setting:

Set Variable [$ImageRef; Value:MBS("GMImage.NewFromContainer"; Test::BigImage)]
Set Variable [$Result; Value:MBS("GMImage.SetDensity"; $ImageRef; "300x300")]
Set Variable [$Result; Value:MBS("GMImage.SetQuality"; $ImageRef; 90)]
Set Field [Test::Result; MBS( "GMImage.WriteToJPEGContainer"; $ImageRef )]
Set Variable [$Error; Value:MBS("GMImage.Release";$ImageRef)]

Set resolution and remove all metadata with different resolution:

Let ( [ 

$Image = MBS("GMImage.NewFromContainer"; GraphicsMagick::image ); 
$r = MBS("GMImage.SetDensity"; $Image; "72x72") ;
$r = MBS(  "GMImage.SetProfile"; $Image; "EXIF"; "" ) ;
$r = MBS(  "GMImage.SetProfile"; $Image; "IPTC"; "" ) ;
$r = MBS(  "GMImage.SetProfile"; $Image; "XMP"; "" ) ;
$Result = MBS("GMImage.WriteToJPEGContainer"; $Image); 
$Error = MBS("GMImage.Release";$Image)



See also

Example Databases

Blog Entries

Release notes

  • Version 9.5

Created 18th August 2014, last changed 21st December 2018

GMImage.SetDefineValue   -   GMImage.SetDepth

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