gistfile1.txt

// Load Albums into assetGroups
    dispatch_async(dispatch_get_main_queue(), ^
    {
        NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
        
        // Group enumerator Block
        void (^assetGroupEnumerator)(struct ALAssetsGroup *, BOOL *) = ^(ALAssetsGroup *group, BOOL *stop) 
        {
            if (group == nil) 
            {
                return;
            }
            
            [self.assetGroups addObject:group];

            // Keep this line!  w/o it the asset count is broken for some reason.  Makes no sense
            NSLog(@"count: %d", [group numberOfAssets]);

            // Reload albums
            [self performSelectorOnMainThread:@selector(reloadTableView) withObject:nil waitUntilDone:YES];
        };
        
        // Group Enumerator Failure Block
        void (^assetGroupEnumberatorFailure)(NSError *) = ^(NSError *error) {
            
            UIAlertView * alert = [[UIAlertView alloc] initWithTitle:@"Error" message:[NSString stringWithFormat:@"Album Error: %@", [error description]] delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil];
            [alert show];
            [alert release];
            
            NSLog(@"A problem occured %@", [error description]);	                                 
        };	
                
        // Enumerate Albums
        ALAssetsLibrary *library = [[ALAssetsLibrary alloc] init];        
        [library enumerateGroupsWithTypes:ALAssetsGroupAll
                               usingBlock:assetGroupEnumerator 
                             failureBlock:assetGroupEnumberatorFailure];
        
        
        [library release];
        [pool release];
    });