mk_ltsa.m

function mk_ltsa
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%
% mk_ltsa.m
%
% make long-term spectral averages from XWAV files in a directory
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
global PARAMS HANDLES

% initialize ltsa parameters
init_ltsaparams

% get directory
get_ltsadir

if PARAMS.ltsa.gen == 0
    disp_msg('Canceled making ltsa')
    return
end

% read data file headers
get_headers

if PARAMS.ltsa.gen == 0 % could not read wav file metadata 
    return
end

% get ltsa parameters from user
get_ltsaparams

% check some ltsa parameter and other stuff:
ck_ltsaparams

% setup lsta file header + directory listing
write_ltsahead

if PARAMS.ltsa.gen == 0
    disp_msg('Canceled making ltsa')
    return
end
% calculated averaged spectra
calc_ltsa

% might as well plot it up:
%initparams  %why would we want to clobber our current params?
             % adding the below param settings in its place
% initial parameter for LTSA
% Set the defaults first
PARAMS.ltsa.tseg.step = -1;     % Step size (== dur by default)
PARAMS.ltsa.tseg.hr = 2;
PARAMS.ltsa.tseg.sec = PARAMS.ltsa.tseg.hr * 60 * 60;         % initial window time segment duration

PARAMS.ltsa.ftype = 1;
PARAMS.ltsa.freq0 = 0;			% set frequency PARAMS.ltsa lower limit
PARAMS.ltsa.freq1 = -1;         % set frequency PARAMS.ltsa.ltsa upper limit
PARAMS.ltsa.bright = 0;			% shift in dB
PARAMS.ltsa.contrast = 100;		% amplify in % dB
PARAMS.ltsa.fax = 0;            % linear or log freq axis
PARAMS.ltsa.cmap = 'jet';		% color map for spectrogram
PARAMS.ltsa.start.yr = 0;
PARAMS.ltsa.start.str = '0000';
PARAMS.ltsa.aptime = 0;			%  pause time (typically CPU speed dependent?
PARAMS.ltsa.cancel = 0;
PARAMS.ltsa.delimit.value = 0;  %  delimit value is off at first


PARAMS.ltsa.infile = PARAMS.ltsa.outfile;
PARAMS.ltsa.inpath = PARAMS.ltsa.outdir;

    set(HANDLES.display.ltsa,'Visible','on')
    set(HANDLES.display.ltsa,'Value',1);
    set(HANDLES.ltsa.equal,'Visible','on')
    control_ltsa('button')
    set([HANDLES.ltsa.motion.seekbof HANDLES.ltsa.motion.back HANDLES.ltsa.motion.autoback HANDLES.ltsa.motion.stop],...
        'Enable','off');
    init_ltsadata
    read_ltsadata
    PARAMS.plot.dnum = PARAMS.ltsa.plot.dnum;
    % need some sort of reset here on graphics and opened xwav file
    plot_triton
    control_ltsa('timeon')   % was timecontrol(1)
    % turn on other menus now
    control_ltsa('menuon')
    control_ltsa('ampon')
    control_ltsa('freqon')
    set(HANDLES.ltsa.motioncontrols,'Visible','on')
    % turns on radio button
    set(HANDLES.fig.ctrl, 'Pointer', 'arrow');