idamnjanovic@1: function SMALL_playAudio(SMALL)
idamnjanovic@1:   % Ivan Damnjanovic 2009
idamnjanovic@1:   % Function gets as input SMALL structure and play  the original and
idamnjanovic@1:   % the reconstructed signal
idamnjanovic@1: 
idamnjanovic@1: 
idamnjanovic@1: ch='';
idamnjanovic@1: while 1
idamnjanovic@1:     request = input('\nWhat do you want to hear? \n 1. Original signal \n 2. Mixed \n 3. Reconstructed signal \n 4. Quit player\n','s');
idamnjanovic@1:     request = sscanf(request,'%d');
idamnjanovic@1:     switch request
idamnjanovic@1:         case 1
idamnjanovic@1:             fprintf('Original signal has %d sources.\n Which one do you want to hear?', size(SMALL.Problem.signal,2))
idamnjanovic@1:             fprintf('Enter a number between 1 and %d', size(SMALL.Problem.signal,2))
idamnjanovic@1:             ch=input('','s');
idamnjanovic@1:             ch=sscanf(ch,'%d');
idamnjanovic@1:             if (ch>=1)&&(ch<=size(SMALL.Problem.signal,2))
idamnjanovic@1:                 soundsc(SMALL.Problem.signal(:,ch),8000);
idamnjanovic@1:             end
idamnjanovic@1:         case 2
idamnjanovic@1:             fprintf('Number of channels in mixed signal is %d.\n Which one do you want to hear?', size(SMALL.Problem.b,2))
idamnjanovic@1:             fprintf('Enter a number between 1 and %d', size(SMALL.Problem.signal,2))
idamnjanovic@1:             ch=input('','s');
idamnjanovic@1:             ch=sscanf(ch,'%d');
idamnjanovic@1:             if (ch>=1)&&(ch<=size(SMALL.Problem.b,2))
idamnjanovic@1:                 soundsc(SMALL.Problem.b(:,ch),8000);
idamnjanovic@1:             end
idamnjanovic@1:         case 3
idamnjanovic@1:             fprintf('Reconstructed signal has %d sources.\n Which one do you want to hear?', size(SMALL.solver.reconstructed,2))
idamnjanovic@1:             fprintf('Enter a number between 1 and %d', size(SMALL.Problem.signal,2))
idamnjanovic@1:             ch=input('','s');
idamnjanovic@1:             ch=sscanf(ch,'%d');
idamnjanovic@1:             if (ch>=1)&&(ch<=size(SMALL.solver.reconstructed,2))
idamnjanovic@1:                 soundsc(SMALL.solver.reconstructed(:,ch),8000);
idamnjanovic@1:             end
idamnjanovic@1:         case 4
idamnjanovic@1:             return;
idamnjanovic@1:     end
idamnjanovic@1: end
idamnjanovic@1: end