doppler.m

来自「linear time－frequency toolbox」· M 代码 · 共 20 行

function s=doppler()
%DOPPLER  Load the 'doppler' test signal.
%   Usage:  s=doppler();
%
%   DOPPLER() loads the 'doppler' signal. It is a recording
%   of a train passing close by. The signal is 157058 samples long
%
%   The signal was obtained from
%      http://www.fourmilab.ch/cship/doppler.html
%
%   EXAMPLES:  EXAMP_DOPPLER

global TF_BASEPATH;

if isoctave
  s=loadaudio([TF_BASEPATH,'/signals/doppler'],'au');
else
  s=auread([TF_BASEPATH,'/signals/doppler.au']);
end;