REMOVE -----Messaggio originale----- Da: [email protected] [mailto:[email protected]] Per conto di Joe Ranieri Inviato: lunedì 20 dicembre 2010 19:24 A: REALbasic Plugins Oggetto: Re: REALpictureDescription depth, when will it return a value larger than zero?
> if (REALLockPictureDescription(pic, &desc, pictureCGBitmapContext)) > > then the desc.depth is returning 0. Not sure what to say, but if you want to > copy the desc.pictureData, you would want to have some idea of the size of the > data. So we have to assume that the bytesPerRow is always 4*desc.width, which > in the cocoa runtime is not necessarily the case.. inspect the > TIFFRepresentation docs.... > > Alfred It's a bug; Picture.Depth currently always returns 0 under Cocoa. Instead of relying on the value of that, however, you should query the CGBitmapContext directly about the format of its underlying data. -- Joe Ranieri Mac Frameworks & Compiler Engineer REAL Software, Inc. _______________________________________________ Unsubscribe or switch delivery mode: <http://www.realsoftware.com/support/listmanager/> Search the archives: <http://support.realsoftware.com/listarchives/lists.html> _______________________________________________ Unsubscribe or switch delivery mode: <http://www.realsoftware.com/support/listmanager/> Search the archives: <http://support.realsoftware.com/listarchives/lists.html>
