function PlaySoundFile(soundFolder, baseWavFileName)
try
if ~exist(soundFolder, 'dir')
warningMessage = sprintf('Warning: sound folder not found:\n%s', soundFolder);
WarnUser(warningMessage);
return;
end
if strcmpi(baseWavFileName, 'random')
itWorked = false;
tryCount = 1;
while itWorked == false
filePattern = fullfile(soundFolder, '*.wav');
waveFiles = dir(filePattern);
numberOfFiles = length(waveFiles);
fileToPlay = randi(numberOfFiles, 1);
baseWavFileName = waveFiles(fileToPlay).name;
fullWavFileName = fullfile(soundFolder, baseWavFileName);
waveFileData = -1;
try
if exist(fullWavFileName, 'file')
[waveFileData, Fs, nbits, readinfo] = wavread(fullWavFileName);
sound(waveFileData, Fs);
else
warningMessage = sprintf('Warning: sound file not found:\n%s', fullWavFileName);
WarnUser(warningMessage);
end
itWorked = true;
catch
tryCount = tryCount + 1;
if tryCount >= numberOfFiles
break;
end
end
end
else
fullWavFileName = fullfile(soundFolder, baseWavFileName);
waveFileData = -1;
if exist(fullWavFileName, 'file')
[waveFileData, Fs, nbits, readinfo] = wavread(fullWavFileName);
sound(waveFileData, Fs);
else
warningMessage = sprintf('Warning: sound file not found:\n%s', fullWavFileName);
WarnUser(warningMessage);
end
end
catch ME
if strfind(ME.message, '#85')
fprintf('Error in PlaySoundFile(): %s.\nUnrecognized sound format in file:\n\n%s\n', ME.message, fullWavFileName);
baseWavFileName = 'Chime.wav';
fullWavFileName = fullfile(soundFolder, baseWavFileName);
waveFileData = -1;
if exist(fullWavFileName, 'file')
[waveFileData, Fs, nbits, readinfo] = wavread(fullWavFileName);
sound(waveFileData, Fs);
end
end
errorMessage = sprintf('Error in PlaySoundFile().\nThe error reported by MATLAB is:\n\n%s', ME.message);
fprintf('%s\n', errorMessage);
WarnUser(errorMessage);
end
return;
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