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Return the status of an image source.
Component | Version | macOS | Windows | Linux | Server | iOS SDK |
CGImageSource | 3.4 | ✅ Yes | ❌ No | ❌ No | ✅ Yes, on macOS | ✅ Yes |
Parameter | Description | Example | Flags |
---|---|---|---|
Ref | The image source reference number returned by CGImageSource.CreateWithData, CGImageSource.CreateWithPath or CGImageSource.CreateWithURL | $ref | |
Index | The index of the image to query. -1 for global properties. Else a number from 0 to CGImageSource.Count-1. | 0 | Optional |
Returns status number or error message.
kCGImageStatusUnexpectedEOF | -5 | The end of the file was encountered unexpectedly. |
kCGImageStatusInvalidData | -4 | The data is not valid. |
kCGImageStatusUnknownType | -3 | The image is an unknown type. |
kCGImageStatusReadingHeader | -2 | In the process of reading the header. |
kCGImageStatusIncomplete | -1 | The operation is not complete |
kCGImageStatusComplete | 0 | The operation is complete. |
Checks status:
Set Variable [ $img ; Value: MBS( "CGImageSource.CreateWithData"; test::input ) ]
Show Custom Dialog [ "Status" ; MBS( "CGImageSource.Status"; $img; 0) ]
Set Variable [ $r ; Value: MBS( "CGImageSource.Release"; $img ) ]
This function checks for a license.
Created 18th August 2014, last changed 5th January 2018
CGImageSource.SetProperty - CGImageSource.SupportedExportTypes