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GMImage.SetQuality

Sets the JPEG/MIFF/PNG compression level (default 75).

Parameters

Parameter	Description	Example
ImageRef	The image reference number.	1
quality	a number in range of 0 to 100.	75

Result

Returns "OK" on success.

Description

Examples

Recompresses the image with JPEG compressor and a really bad quality:

Let ( [
$Image = MBS("GMImage.NewFromContainer"; GraphicsMagick::image);
$Result = MBS("GMImage.SetQuality";$Image; 5);
$Result = MBS("GMImage.WriteToJPEGContainer"; $Image);
$Error = MBS("GMImage.Release";$Image)
];
$Result)

Converts to JPEG with 90% compression:

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

See also

• Barcode.Generate
• GMImage.GetDensity
• GMImage.GetQuality
• GMImage.New
• GMImage.NewFromContainer
• GMImage.Release
• GMImage.SetIsValid
• GMImage.SetMagick
• GMImage.SetProfile
• GMImage.SetQuiet

Example Databases

• GraphicsMagick/Combine Pictures
• GraphicsMagick/GraphicsMagick Sample
• GraphicsMagick/Reduce Image

Blog Entries

• Comparing Base Elements Plugin to MBS FileMaker Plugin

FileMaker Magazin

• Ausgabe 5/2011, Seite 33, PDF
• Ausgabe 5/2011, Seite 32, PDF

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

GMImage.SetProfile   -   GMImage.SetQuantizeColorSpace

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