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GMImage.Rotate

Rotate image by specified number of degrees.

Parameters

Parameter	Description	Example
ImageRef	The image reference number.	1
degrees	The angle in degrees.	90

Result

Returns "OK" on success.

Description

Examples

Rotates image by 90 degree to right

Let (
[
$Image = MBS("GMImage.NewFromContainer"; GraphicsMagick::image);
$RotateResult = MBS("GMImage.Rotate"; $Image; 90);
$Result = MBS("GMImage.WriteToPNGContainer"; $Image);
$DestroyResult = MBS("GMImage.Release";$Image)
];
$Result)

Custom function to rotate image:

/*
MBS_Image_Rotate (Picture; rotation)

Picture: Container 'MyTable::MyField"
rotation: Grad ° - numeric Value, positiv OR negative

Benjamin Fehr, EfficientBizz GmbH
http://www.efficientbizz.com
*/


Let (
[
$Image = MBS("GMImage.NewFromContainer"; Picture);
$RotateResult = MBS("GMImage.Rotate"; $Image; rotation);
$Result = MBS("GMImage.WriteToPNGContainer"; $Image);
$DestroyResult = MBS("GMImage.Release";$Image)
];

$Result)

See also

• GMImage.GetPage
• GMImage.Negate
• GMImage.New
• GMImage.NewFromContainer
• GMImage.Release
• GMImage.Resize
• GMImage.Rollxy
• GMImage.Rotating
• GMImage.SetMatte
• GMImage.TransformRotation

Example Databases

• GraphicsMagick/Correct Image Orientation
• GraphicsMagick/GraphicsMagick Sample

Blog Entries

• Correct Image Orientation in FileMaker

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

GMImage.Rollxy   -   GMImage.Rotating

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