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GMImage.GetCompressType
Queries the compression type.
| Component | Version | macOS | Windows | Linux | Server | iOS SDK |
| GraphicsMagick | 2.0 | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes |
MBS( "GMImage.GetCompressType"; ImageRef ) More
Parameters
| Parameter | Description | Example |
|---|---|---|
| ImageRef | The image reference number. | 1 |
Result
Returns a number.
Description
Queries the compression type.UndefinedCompression = 0, NoCompression = 1, BZipCompression = 2, FaxCompression = 3, Group4Compression = 4, JPEGCompression = 5, LosslessJPEGCompression = 6, LZWCompression = 7, RLECompression = 8, ZipCompression = 9
Examples
Shows compression:
Set Variable [ $image ; Value: MBS("GMImage.NewFromFile"; "/Users/cs/Desktop/image4.png") ]
Set Variable [ $value ; Value: MBS("GMImage.GetCompressType"; $image) ]
Show Custom Dialog [ "Compress type" ; $value ]
Set Variable [ $r ; Value: MBS("GMImage.Release"; $image) ]
See also
This function checks for a license.
Created 18th August 2014, last changed 17th April 2019
