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/* TextGrid_and_DurationTier.cpp
*
* Copyright (C) 2017-2019 David Weenink
*
* This code is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This code is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this work. If not, see <http://www.gnu.org/licenses/>.
*/
#include "TextGrid_and_DurationTier.h"
#include "Thing.h"
void IntervalTier_DurationTier_scaleTimes (IntervalTier me, DurationTier thee) {
Melder_require (my xmin == thy xmin && my xmax == thy xmax,
U"The domains of the IntervalTier and the DurationTier should be equal.");
const double xmax_new = my xmin + RealTier_getArea (thee, my xmin, my xmax);
for (integer i = 1; i <= my intervals.size; i ++) {
const TextInterval segment = my intervals.at [i];
const double xmin = RealTier_getArea (thee, my xmin, segment -> xmin);
const double xmax = RealTier_getArea (thee, my xmin, segment -> xmax);
segment -> xmin = my xmin + xmin;
segment -> xmax = my xmin + xmax;
}
my xmax = xmax_new;
}
void TextTier_DurationTier_scaleTimes (TextTier me, DurationTier thee) {
Melder_require (my xmin == thy xmin && my xmax == thy xmax,
U"The domains of the TextTier and the DurationTier should be equal.");
const double xmax_new = my xmin + RealTier_getArea (thee, my xmin, my xmax);
for (integer ipoint = 1; ipoint <= my points.size; ipoint ++) {
const TextPoint point = my points.at [ipoint];
const double time = RealTier_getArea (thee, my xmin, point -> number);
point -> number = time;
}
my xmax = xmax_new;
}
autoTextGrid TextGrid_DurationTier_scaleTimes (TextGrid me, DurationTier thee) {
try {
Melder_require (my xmin == thy xmin && my xmax == thy xmax,
U"The domains of the TextGrid and the DurationTier should be equal.");
const double xmax_new = my xmin + RealTier_getArea (thee, my xmin, my xmax);
autoTextGrid him = Data_copy (me);
const integer numberOfTiers = my tiers -> size;
for (integer itier = 1; itier <= numberOfTiers; itier ++) {
Function anyTier = his tiers->at [itier];
if (anyTier -> classInfo == classIntervalTier) {
const IntervalTier tier = static_cast <IntervalTier> (anyTier);
IntervalTier_DurationTier_scaleTimes (tier, thee);
} else {
const TextTier textTier = static_cast <TextTier> (anyTier);
TextTier_DurationTier_scaleTimes (textTier, thee);
}
}
his xmax = xmax_new;
return him;
} catch (MelderError) {
Melder_throw (me, U": no time-scaled TextGrid created.");
}
}
autoDurationTier TextGrid_to_DurationTier (TextGrid me, integer tierNumber,
double timeScalefactor, double leftTransitionDuration, double rightTransitionDuration, kMelder_string which, conststring32 criterion)
{
try {
autoDurationTier him = DurationTier_create (my xmin, my xmax);
const IntervalTier tier = TextGrid_checkSpecifiedTierIsIntervalTier (me, tierNumber);
for (integer i = 1; i <= tier ->intervals.size; i ++) {
const TextInterval segment = tier -> intervals.at [i];
if (Melder_stringMatchesCriterion (segment -> text.get(), which, criterion, true)) {
const double xmin = segment -> xmin, xmax = segment -> xmax;
RealTier_addPoint (him.get(), xmin, 1.0);
RealTier_addPoint (him.get(), xmin + leftTransitionDuration, timeScalefactor);
RealTier_addPoint (him.get(), xmax - rightTransitionDuration, timeScalefactor);
RealTier_addPoint (him.get(), xmax, 1.0);
}
}
const integer index = tier ->intervals.size;
if (index == 0)
RealTier_addPoint (him.get(), my xmin, 1.0);
return him;
} catch (MelderError) {
Melder_throw (me, U":cannot create DurationTier.");
}
}
/* End of file TextGrid_and_DurationTier.cpp */
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