e_play.m

这是一个用于语音信号处理的工具箱

%
% Callback function for Play button of edit_file window
% Author : Minkyu Lee
% Date : 25-March-1995
% Modified by Karthik  on 05/25/97
% Modified by D. G. Childers


val=get(m_ed_po_play_h,'Value');

if val== 1
      soundsc(SPEECH_OLD(LEFT:RIGHT),1/Ts,16);

end
   
if val == 2
   figure(ana_wav_win_h);
   if exist('left_line_h') == 1
   set(left_line_h,'Visible','off');
   set(right_line_h,'Visible','off');
   end

	V=axis;
	if exist('left_line_h') == 0
		left_line_h=line([1 1],[V(3) V(4)]);
		right_line_h=line([1 1],[V(3) V(4)]);
   end
   
	disp('Choose analysis frame boundaries using left mouse buttons');
   [x,y,button]=ginput(2);
   x=round(x);
	set(left_line_h,'Xdata',[x(1) x(1)],'Visible','on');
	set(right_line_h,'Xdata',[x(2) x(2)],'Visible','on');
	pause(0.1);

	if x(1) > x(2)
		tmp=x(1);
		x(1)=x(2);
		x(2)=tmp;
	end
   soundsc(SPEECH_OLD(x(1)+1:x(2)),1/Ts,16);
end