[AC-5385] iOS: Appcrash when taking pictures and change orientation mode

   function take_photo(useGallery) {
   	try {
   		myPicture = {};
   		filename = uuid.getNumber();
   		var f = function(e) {
   			log.log("new_picture > take_photo: took picture e=" + e.mediaType);
   			if (e.mediaType == Ti.Media.MEDIA_TYPE_PHOTO) {
   				photofile = photofilename();
   				var f = Ti.Filesystem.getFile(Ti.Filesystem.applicationDataDirectory, photofile);
   				var blob = e.media;
   				var h = blob.height;
   				var w = blob.width;
   				if (h > w) {
   					blob = blob.imageAsResized(768, 1024);
   				} else {
   					blob = blob.imageAsResized(1024, 768);
   				}
   				converter.saveJpg(blob, f.nativePath, 0.3);
   				
   				log.log("new_picture > take photo: Photo: "+JSON.stringify(myPicture));
   				
   				myPicture = Ti.Filesystem.applicationDataDirectory + photofile;
   				$.getView("image").image = myPicture;
   			}
   		};
   
   		if (Ti.Platform.model != "Simulator" || useGallery) {
   			if (useGallery) {
   				Ti.Media.openPhotoGallery({
   					allowEditing : true,
   					mediaTypes : [Ti.Media.MEDIA_TYPE_PHOTO],
   					success : f
   				});
   			} else {
   				Ti.Media.showCamera({
   					success : f,
   					mediaType : Ti.Media.MEDIA_TYPE_PHOTO
   				});
   			}
   		} else {
   			photofile = photofilename();
   			var file = Ti.Filesystem.getFile(Ti.Filesystem.resourcesDirectory, "app_foto" + ".jpg");
   			var copy = Ti.Filesystem.getFile(Ti.Filesystem.applicationDataDirectory, photofile);
   			var blob = file.read();
   
   			var h = blob.height;
   			var w = blob.width;
   			// Ratio bei Android und iOS 4:3
   			if (h > w) {
   				blob = blob.imageAsResized(768, 1024);
   			} else {
   				blob = blob.imageAsResized(1024, 768);
   			}
   			//copy.write(blob);
   			converter.saveJpg(blob, copy.nativePath, 0.3);
   			myPicture = Ti.Filesystem.applicationDataDirectory + photofile;
   
   			$.getView("image").image = myPicture;
   		}
   	}  catch (e) {
   		log.exception("new_picture > event_photo", e);
   	}
   }