To get a NSBitmapImageRep from a NSImage, have a look at the Reducer sample code at location :
http://developer.apple.com/samplecode/Reducer/listing16.html file : ImageReducer.m routine : BitmapImageRepFromNSImage at the end of the file. - Steve > > >On 12.02.2009, at 17:14, Jean-Daniel Dupas wrote: > >> >> Unfortunately, I don't think you can save an NSImage as a PNG (it >> only supports the TIFFRepresentation method). >> > >You can create a new NSBitmapImageRep using the TIFFRepresentation and >use representationUsingType:properties: >to get the PNG-data: > > NSData* TIFFData = [img TIFFRepresentation]; > NSBitmapImageRep* bitmapImageRep = [NSBitmapImageRep >imageRepWithData:TIFFData]; > NSData* PNGData = [bitmapImageRep >representationUsingType:NSPNGFileType properties:nil]; > [PNGData writeToFile: @"JAN01.png" atomically: YES]; > >HTH, > >felix > > >------------------------------ _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com