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GMImage.PingContainer
Pings an image to query metadata.
| Component | Version | macOS | Windows | Linux | Server | iOS SDK |
| GraphicsMagick | 10.3 | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes |
Parameters
| Parameter | Description | Example |
|---|---|---|
| ImageRef | The image reference number. | 1 |
| data | The container value, either a variable or a container field. |
Result
Returns OK or error.
Description
Pings an image to query metadata.Ping is similar to read except only enough of the image is read to determine the image columns, rows, and file size.
See GMImage.GetWidth, GMImage.GetHeight and GMImage.GetXMP.
Examples
Ping container to query size:
# you have some dummy image already
Set Variable [ $img ; Value: MBS( "GMImage.New"; "10x10"; "white" ) ]
# read new picture into it
Set Variable [ $r ; Value: MBS( "GMImage.SetMagick"; $img; "png") ]
Set Variable [ $r ; Value: MBS( "GMImage.PingContainer"; $img; Contacts::Photo Container) ]
If [ MBS("IsError") = 0 ]
Set Variable [ $w ; Value: MBS( "GMImage.GetWidth"; $img ) ]
Set Variable [ $h ; Value: MBS( "GMImage.GetHeight"; $img ) ]
Show Custom Dialog [ "Size" ; $w & " x " & $h ]
Else
Show Custom Dialog [ "Failed" ; $r ]
End If
Set Variable [ $r ; Value: MBS( "GMImage.Release"; $img) ]
See also
- GMImage.GetHeight
- GMImage.GetWidth
- GMImage.GetXMP
- GMImage.New
- GMImage.Ping
- GMImage.ReadContainer
- GMImage.Release
- GMImage.SetMagick
- GMImage.WriteToContainer
- IsError
Release notes
- Version 10.3
- Added GMImage.Ping and GMImage.PingContainer functions.
Blog Entries
- What is new in the MBS FileMaker Plugin Version 10.3
- Neues MBS FileMaker Plugin 10.3 - Über 6200 Funktionen in einem Plugin
- MBS FileMaker Plugin 10.3 - More than 6200 Functions In One Plugin
- MBS FileMaker Plugin, version 10.3pr9
This function checks for a license.
Created 14th July 2020, last changed 8th March 2021
