Chris@0: function visualizeChroma(f_chroma,parameter)
Chris@0: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Chris@0: % Name: visualizeChroma
Chris@0: % Date of Revision: 2011-03
Chris@0: % Programmer: Meinard Mueller, Sebastian Ewert
Chris@0: %
Chris@0: % Description:
Chris@0: % Visualization of f_chroma
Chris@0: %
Chris@0: % Input:
Chris@0: %        f_chroma
Chris@0: %        parameter.featureRate = 0;  % 0 means unknown
Chris@0: %        parameter.colorbar = 1;
Chris@0: %        parameter.colormap = 'hot';
Chris@0: %        parameter.print = 0;
Chris@0: %        parameter.printFile = 'figure.eps';
Chris@0: %        parameter.printDir = '';
Chris@0: %        parameter.title = '';
Chris@0: %        parameter.xlabel = '';
Chris@0: %        parameter.imagerange = [0 1];   % 0 means automatic
Chris@0: %        parameter.fontSize = 0;   % 0 means automatic
Chris@0: %        parameter.printPaperPosition = [1   10   26  15]; %[left, bottom, width, height]
Chris@0: %        parameter.createAxisLabel = 1;
Chris@0: %
Chris@0: % License:
Chris@0: %     This file is part of 'Chroma Toolbox'.
Chris@0: %
Chris@0: %     'Chroma Toolbox' is free software: you can redistribute it and/or modify
Chris@0: %     it under the terms of the GNU General Public License as published by
Chris@0: %     the Free Software Foundation, either version 2 of the License, or
Chris@0: %     (at your option) any later version.
Chris@0: %
Chris@0: %     'Chroma Toolbox' is distributed in the hope that it will be useful,
Chris@0: %     but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@0: %     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@0: %     GNU General Public License for more details.
Chris@0: %
Chris@0: %     You should have received a copy of the GNU General Public License
Chris@0: %     along with 'Chroma Toolbox'. If not, see <http://www.gnu.org/licenses/>.
Chris@0: %
Chris@0: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Chris@0: 
Chris@0: if nargin<2
Chris@0:     parameter=[];
Chris@0: end
Chris@0: 
Chris@0: if isfield(parameter,'featureRate')==0
Chris@0:     parameter.featureRate = 0;
Chris@0: end
Chris@0: if isfield(parameter,'colorbar')==0
Chris@0:     parameter.colorbar = 1;
Chris@0: end
Chris@0: if isfield(parameter,'colormap')==0
Chris@0:     parameter.colormap = 'hot';
Chris@0: end
Chris@0: if isfield(parameter,'print')==0
Chris@0:     parameter.print = 0;
Chris@0: end
Chris@0: if isfield(parameter,'printFile')==0
Chris@0:     parameter.printFile = 'figure.eps';
Chris@0: end
Chris@0: if isfield(parameter,'printDir')==0
Chris@0:     parameter.printDir = '';
Chris@0: end
Chris@0: if isfield(parameter,'title')==0
Chris@0:     parameter.title = '';
Chris@0: end
Chris@0: if isfield(parameter,'xlabel')==0
Chris@0:     parameter.xlabel = '';
Chris@0: end
Chris@0: if isfield(parameter,'imagerange')==0
Chris@0:     parameter.imagerange = [0 1];
Chris@0: end
Chris@0: if isfield(parameter,'fontSize')==0
Chris@0:     % 0 means automatic
Chris@0:     parameter.fontSize = 0;
Chris@0: end
Chris@0: if isfield(parameter,'printPaperPosition')==0
Chris@0:     parameter.printPaperPosition = [1   10   26  15]; %[left, bottom, width, height]
Chris@0: end
Chris@0: if isfield(parameter,'createAxisLabel')==0
Chris@0:     parameter.createAxisLabel = 1;
Chris@0: end
Chris@0: 
Chris@0: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Chris@0: % Visualization
Chris@0: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Chris@0: 
Chris@0: seg_num = size(f_chroma,2);
Chris@0: 
Chris@0: chroma_names                 = ['C ';'C#';'D ';'D#';'E ';'F ';'F#';'G ';'G#';'A ';'A#';'B '];
Chris@0: figure;
Chris@0: set(gcf,'renderer','painters');
Chris@0: 
Chris@0: if parameter.featureRate == 0
Chris@0:     t = (1:seg_num);
Chris@0: else
Chris@0:     t = (0:seg_num-1)/parameter.featureRate;
Chris@0: end
Chris@0: 
Chris@0: if all(parameter.imagerange == 0)
Chris@0:     imagesc(t,[1:12],f_chroma);
Chris@0: else
Chris@0:     imagesc(t,[1:12],f_chroma,parameter.imagerange);
Chris@0: end
Chris@0: set(gca,'YTick',[1:12]);
Chris@0: set(gca,'YTickLabel',chroma_names);
Chris@0: set(gca,'YDir','normal');
Chris@0: if t(end)>t(1)
Chris@0:     set(gca,'XLim',[t(1),t(end)]);
Chris@0: end
Chris@0: 
Chris@0: title(parameter.title);
Chris@0: xlabel(parameter.xlabel);
Chris@0: 
Chris@0: if ~parameter.createAxisLabel
Chris@0:     set(gca, 'XTick', [], 'YTick', [])
Chris@0: end
Chris@0: 
Chris@0: colormap(parameter.colormap);
Chris@0: 
Chris@0: if parameter.fontSize
Chris@0:     set(gca,'FontSize',parameter.fontSize)
Chris@0: end
Chris@0: 
Chris@0: if parameter.colorbar == 1
Chris@0:     hColorbar = colorbar;
Chris@0:     if parameter.fontSize
Chris@0:         set(hColorbar,'FontSize',parameter.fontSize)
Chris@0:     end
Chris@0: end
Chris@0: drawnow;
Chris@0: 
Chris@0: if parameter.print == 1
Chris@0:     set(gcf,'PaperPosition',parameter.printPaperPosition);
Chris@0:     print('-depsc2',strcat(parameter.printDir,parameter.printFile));
Chris@0: end
Chris@0: 
Chris@0: end
Chris@0: 
Chris@0: