wolffd@0: % ---
wolffd@0: % This is the wrapper and loader class for magnatagatune db
wolffd@0: % and related data
wolffd@0: % ---
wolffd@0: 
wolffd@0: classdef MTTClipDB < handle
wolffd@0:     
wolffd@0:     properties (SetAccess = 'private')
wolffd@0:         
wolffd@0:         % ---
wolffd@0:         % TODO: create global "db_magnaclips" class pointer 
wolffd@0:         % ---
wolffd@0:         
wolffd@0:         annots;
wolffd@0:         annots_filenames;
wolffd@0:         annots_ids;
wolffd@0:         annots_names;
wolffd@0:         
wolffd@0:         % inverse ids for comparison
wolffd@0:         comparison_ids;
wolffd@0: 
wolffd@0:         clip_info_proper;
wolffd@0:         clip_info_proper_names;
wolffd@0: 
wolffd@0: %         magnagenre_childof;
wolffd@0:         
wolffd@0:         % genre database
wolffd@0:         genredb;
wolffd@0:         
wolffd@0:         % artist database
wolffd@0:         artistdb;
wolffd@0:         
wolffd@0:         % tag databses
wolffd@0:         tagdb;
wolffd@0:         
wolffd@0:         fmtagdb;
wolffd@0:         
wolffd@0:         % @todo: get data
wolffd@0:         mbtagdb;
wolffd@0:     end
wolffd@0:     
wolffd@0:     properties (Hidden)
wolffd@0:     % hidden properties
wolffd@0: 
wolffd@0:     end
wolffd@0:     
wolffd@0:     methods
wolffd@0:         
wolffd@0:         % ---
wolffd@0:         % constructore
wolffd@0:         % ---
wolffd@0:         function db = MTTClipDB()
wolffd@0:             
wolffd@0:             % ---
wolffd@0:             % TODO: restructure data /  db.mat
wolffd@0:             % ---
wolffd@0:             
wolffd@0:             load 'db.mat';
wolffd@0:             
wolffd@0:             db.annots = annots;
wolffd@0:             db.annots_ids = annots_ids;
wolffd@0:             db.annots_names =  annots_names;
wolffd@0:             db.annots_filenames = annots_filenames;
wolffd@0:                         
wolffd@0:             % comparison ids
wolffd@0:             db.comparison_ids = sparse(comparison_ids,1, 1:numel(comparison_ids));
wolffd@0: 
wolffd@0:             db.clip_info_proper = clip_info_proper;
wolffd@0:             db.clip_info_proper_names = clip_info_proper_names;
wolffd@0:             
wolffd@0:             % Genre in new structure for textual annotations
wolffd@0:             db.genredb = AnnotDB(magnagenres, clip_magnagenres, annots_ids);
wolffd@0:             
wolffd@0:             % Artist for each clip
wolffd@0:             db.artistdb = artistdb; %AnnotDB('clips_by_annot', db.clip_info_proper(:, 4), annots_ids);
wolffd@0:             
wolffd@0:             % Magnatagatune Tags
wolffd@0:             db.tagdb = tagdb; % AnnotDB(annots_names, annots, annots_ids);
wolffd@0:             
wolffd@0:             % Last Fm Tags
wolffd@0:             db.fmtagdb = fmtagdb; % LFMTagsDB(db.artistdb);
wolffd@0:             
wolffd@0:             % musicbrainz tags
wolffd@0:             db.mbtagdb = mbtagdb; % LFMTagsDB(db.artistdb);
wolffd@0:             
wolffd@0: %             db.clip_magnagenres = clip_magnagenres;
wolffd@0: %             db.magnagenres = magnagenres;
wolffd@0: %             db.magnagenre_childof = magnagenre_childof;
wolffd@0: 
wolffd@0:         end
wolffd@0:         
wolffd@0:         % ---
wolffd@0:         % member functions
wolffd@0:         % ---
wolffd@0:         function out = genres(db)
wolffd@0:         % returns the magnatune genre list
wolffd@0:             
wolffd@0:             out = db.genredb.lexicon;
wolffd@0:         end
wolffd@0:         
wolffd@0:         function clips = clips_by_genre_name(db, name)
wolffd@0:         % returns all clips having the assigned genre
wolffd@0:         
wolffd@0:             clips = MTTClip( db.genredb.owner( name));   
wolffd@0:         end
wolffd@0:         
wolffd@0:         function out = tags(db)
wolffd@0:         % returns the magnatune artist list
wolffd@0:             
wolffd@0:             out = db.tagdb.lexicon;
wolffd@0:         end
wolffd@0: 
wolffd@0:         
wolffd@0:         function out = artists(db)
wolffd@0:         % returns the magnatune artist list
wolffd@0:             
wolffd@0:             out = db.artistdb.lexicon;
wolffd@0:         end
wolffd@0:         
wolffd@0:         function clips = clips_by_artist_name(db, name)
wolffd@0:         % returns all clips having the assigned artist
wolffd@0:             
wolffd@0:             clips = MTTClip( db.artistdb.owner( name));   
wolffd@0:         end
wolffd@0:     end
wolffd@0:     
wolffd@0:     % ---
wolffd@0:     % Hidden Methods
wolffd@0:     % ---
wolffd@0:     methods (Hidden = true, Access = private)
wolffd@0:         
wolffd@0:         function out = clips_by_genre(db, genre_id)
wolffd@0:             % returns clip ids given a genre id
wolffd@0:             
wolffd@0:             pos = (db.clip_magnagenres(:,genre_id) == 1);
wolffd@0:             
wolffd@0:             % return clip ids, not pos
wolffd@0:             out = db.annots_ids(pos);
wolffd@0:         end
wolffd@0:     end
wolffd@0: end