2014/10/15 下午 10:05:05

iphone Programming Glossary: cgpdfstreamcopydata

How to get image from FileAttachment Annotation in pdf file

http://stackoverflow.com/questions/18574559/how-to-get-image-from-fileattachment-annotation-in-pdf-file

aDict N textStringRef33 UIImage image getImageRef textStringRef33 CGPDFDataFormat format NULL CFDataRef contdata CGPDFStreamCopyData textStringRef33 format NSData data NSData contdata please help me Thank you in advance iphone ios objective c pdf share.. if CGPDFDictionaryGetStream embeddedFiles F streamDict CGPDFDataFormat format NULL CFDataRef xmlData xmlData CGPDFStreamCopyData streamDict format imagedata NSData xmlData NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask..

Reading PDF files as string through iPhone application

http://stackoverflow.com/questions/2362393/reading-pdf-files-as-string-through-iphone-application

if s NULL need something in here in case it cant find anything NSLog @ @ testing it s CFRelease s CFDataRef data CGPDFStreamCopyData stream CGPDFDataFormatRaw CGContextDrawPDFPage myContext page 3 CGContextTranslateCTM myContext 0 20 CGContextScaleCTM..

Extracting images from a PDF

http://stackoverflow.com/questions/2475450/extracting-images-from-a-pdf

dict Contents cont NSLog @ Couldn't open page stream. 4. copy page contents steam CFDataRef contdata CGPDFStreamCopyData cont NULL 5. get the media array from stream CGPDFArrayRef media if CGPDFDictionaryGetArray dict MediaBox media NSLog @.. @ Image Height width not loaded. 17. Load image bytes verify it CGPDFDataFormat fmt CGPDFDataFormatRaw CFDataRef data CGPDFStreamCopyData strm fmt int32_t len CFDataGetLength data const void bytes CFDataGetBytePtr data now I have bytes for images in bytes pointer.. renderingIntent kCGRenderingIntentDefault renderingIntent renderingIntentFromName renderingIntentName imageDataPtr CGPDFStreamCopyData dataStream format dataProvider CGDataProviderCreateWithCFData imageDataPtr CFRelease imageDataPtr if CGPDFDictionaryGetArray..