Re: Compress PDF file

On 2007-17-10, at 01:18, Wayne Melrose wrote:

> I have a need to compress High Resolution PDF files down to  
> smaller, web ready pdf files.
>
> I have found that in '/Library/PDF Services/' folder there is a  
> 'Compress PDF.workflow' package that is used by Automator to  
> Compress pdfs..
>
> Is there a way to access these package via Applescript/Command  
> line, so that you can feed in a file and have it compress the file?

This is what is exposed in the binary:

> .objc_class_name_AMBundleAction
> .objc_class_name_CompressPDF
> .objc_class_name_HasQualityTransformer
> .objc_class_name_NSAppleEventDescriptor
> .objc_class_name_NSArray
> .objc_class_name_NSDictionary
> .objc_class_name_NSNumber
> .objc_class_name_NSSavePanel
> .objc_class_name_NSString
> .objc_class_name_NSURL
> .objc_class_name_NSValueTransformer
> _CFURLCreateFromFSRef
> _CGContextBeginPage
> _CGContextDrawPDFDocument
> _CGContextEndPage
> _CGContextRelease
> _CGPDFContextCreateWithURL
> _CGPDFDocumentCreateWithURL
> _CGPDFDocumentGetMediaBox
> _CGPDFDocumentGetNumberOfPages
> _CGPDFDocumentRelease
> _DisposeHandle
> _FSNewAlias
> _FSPathMakeRef
> _FSResolveAlias
> _GetHandleSize
> _NSLog
> ___CFConstantStringClassReference
> ___error
> _close
> _kCFAllocatorDefault
> _mkstemps
> _objc_msgSend
> _objc_msgSendSuper
> _strerror


So it looks like a fairly straight-forward use of CoreGraphics APIs.  
You might be able to find a sample to work from on Apple's developer  
site.


Philip Aker
philip.aker%40shaw.ca



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