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GMImage.NewFromContainer

Loads a picture from the given container.

Component Version macOS Windows Linux Server FileMaker iOS SDK
GraphicsMagick 2.0 Yes Yes Yes Yes Yes
MBS( "GMImage.NewFromContainer"; data )   More

Parameters

Parameter Description Example
data A value from a Container Field.
Can include various image formats like JPEG, PNG or just containers with FILE data.

Result

Returns the ImageRef number on success.

Description

Loads a picture from the given container.
Please call GMImage.Release later to free memory for this image.
Image reference numbers are starting at 18000 and counting up for each new image.

If image doesn't load, please check whether it's a HEIC, HEIF or RAW image. For those, please use Container.ReadImage first to convert on macOS/iOS.

Examples

Show with and height

Let ( [
$Image = MBS("GMImage.NewFromContainer"; GraphicsMagick::image);
$Width = MBS("GMImage.GetWidth";$Image);
$Height = MBS("GMImage.GetHeight";$Image);
$Error = MBS("GMImage.Release";$Image)
];
$Width & " x " & $Height )

Load from container:

MBS( "GMImage.NewFromContainer"; test::test)

See also

Example Databases

Blog Entries

FileMaker Magazin

Release notes

  • Version 9.5
    • Improved JPEG detection for byte streams, so we can detect if a PNG is actually a JPEG. Now GMImage.NewFromContainer can read JPEG, GIF, PNG, TIFF and BMP even if they are passed in wrong container format.
  • Version 9.0
  • Version 8.3
  • Version 7.2

Created 18th August 2014, last changed 27th November 2020


GMImage.NewFromBase64   -   GMImage.NewFromFile

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