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2014/10/15 ¤U¤È 10:05:05
iphone Programming Glossary: cgpdfstreamrefHow to get image from FileAttachment Annotation in pdf file http://stackoverflow.com/questions/18574559/how-to-get-image-from-fileattachment-annotation-in-pdf-file NSLog @ @ NSStringFromCGRect rect Update CGPDFDictionaryRef aDict if CGPDFDictionaryGetDictionary annotDict AP aDict CGPDFStreamRef textStringRef33 if CGPDFDictionaryGetStream aDict N textStringRef33 UIImage image getImageRef textStringRef33 CGPDFDataFormat.. annotDict FS aDict CGPDFDictionaryRef embeddedFiles if CGPDFDictionaryGetDictionary aDict EF embeddedFiles CGPDFStreamRef streamDict if CGPDFDictionaryGetStream embeddedFiles F streamDict CGPDFDataFormat format NULL CFDataRef xmlData xmlData..
http://stackoverflow.com/questions/2475450/extracting-images-from-a-pdf dict CGPDFPageGetDictionary pg if dict NSLog @ Couldn't open page dictionary. 3. get page contents stream CGPDFStreamRef cont if CGPDFDictionaryGetStream dict Contents cont NSLog @ Couldn't open page stream. 4. copy page contents steam CFDataRef.. XObject xobj NSLog @ Couldn't load page Xobjects. char imagestr 16 sprintf imagestr Im d i1 10. get x object stream CGPDFStreamRef strm if CGPDFDictionaryGetStream xobj imagestr strm NSLog @ Couldn't load stream for xObject 11. get dictionary from xObject.. double bitsPerComponent 1 break default break return CGFloat CFMakeCollectable decodeValues UIImage getImageRef CGPDFStreamRef myStream CGPDFArrayRef colorSpaceArray NULL CGPDFStreamRef dataStream CGPDFDataFormat format CGPDFDictionaryRef dict CGPDFInteger..
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