kttsd/plugins/flite/fliteconf.cpp

   1 /***************************************************** vim:set ts=4 sw=4 sts=4:
   2   Configuration widget and functions for Festival (Interactive) plug in
   3   -------------------
   4   Copyright:
   5   (C) 2004 by Gary Cramblitt <garycramblitt@comcast.net>
   6   -------------------
   7   Original author: Gary Cramblitt <garycramblitt@comcast.net>
   8
   9   This program is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU General Public License as published by
  11   the Free Software Foundation; either version 2 of the License, or
  12   (at your option) any later version.
  13
  14   This program is distributed in the hope that it will be useful,
  15   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17   GNU General Public License for more details.
  18
  19   You should have received a copy of the GNU General Public License
  20   along with this program; if not, write to the Free Software
  21   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  22  ******************************************************************************/
  23
  24 // Flite Plugin includes.
  25 #include "fliteconf.h"
  26 #include "fliteconf.moc"
  27 #include "fliteproc.h"
  28
  29 // Qt includes.
  30 #include <QtCore/QFile>
  31 #include <QtGui/QApplication>
  32 #include <QtGui/QProgressBar>
  33
  34 // KDE includes.
  35 #include <klocale.h>
  36 #include <kdialog.h>
  37 #include <ktemporaryfile.h>
  38 #include <kstandarddirs.h>
  39 #include <kprogressdialog.h>
  40
  41 // KTTS includes.
  42 #include <testplayer.h>
  43
  44 /** Constructor */
  45 FliteConf::FliteConf( QWidget* parent, const QStringList& /*args*/) :
  46     PlugInConf(parent, "fliteconf")
  47 {
  48     // kDebug() << "FliteConf::FliteConf: Running";
  49     m_fliteProc = 0;
  50     m_progressDlg = 0;
  51
  52     setupUi(this);
  53
  54     defaults();
  55
  56     connect(flitePath, SIGNAL(textChanged(const QString&)),
  57         this, SLOT(configChanged()));
  58     connect(fliteTest, SIGNAL(clicked()), this, SLOT(slotFliteTest_clicked()));
  59 }
  60
  61 /** Destructor */
  62 FliteConf::~FliteConf(){
  63     // kDebug() << "Running: FliteConf::~FliteConf()";
  64     if (!m_waveFile.isNull()) QFile::remove(m_waveFile);
  65     delete m_fliteProc;
  66     delete m_progressDlg;
  67 }
  68
  69 void FliteConf::load(KConfig *c, const QString &configGroup){
  70     // kDebug() << "FliteConf::load: Loading configuration for language " << langGroup << " with plug in " << "Festival Lite (flite)";
  71
  72     KConfigGroup config(c, configGroup);
  73     QString fliteExe = config.readEntry("FliteExePath", QString());
  74     if (fliteExe.isEmpty())
  75     {
  76         KConfigGroup fliteConfig(c, "Flite");
  77         fliteExe = fliteConfig.readEntry("FliteExePath", "flite");
  78     }
  79     flitePath->setUrl(KUrl::fromPath(fliteExe));
  80 }
  81
  82 void FliteConf::save(KConfig *c, const QString &configGroup){
  83     // kDebug() << "FliteConf::save: Saving configuration for language " << langGroup << " with plug in " << "Festival Lite (flite)";
  84
  85     KConfigGroup fliteConfig(c, "Flite");
  86     fliteConfig.writeEntry("FliteExePath",
  87         realFilePath(flitePath->url().path()));
  88     KConfigGroup config(c, configGroup);
  89     config.writeEntry("FliteExePath",
  90         realFilePath(flitePath->url().path()));
  91 }
  92
  93 void FliteConf::defaults(){
  94     // kDebug() << "FliteConf::defaults: Running";
  95     flitePath->setUrl(KUrl::fromPath("flite"));
  96 }
  97
  98 void FliteConf::setDesiredLanguage(const QString &lang)
  99 {
 100     m_languageCode = lang;
 101 }
 102
 103 QString FliteConf::getTalkerCode()
 104 {
 105     QString fliteExe = realFilePath(flitePath->url().path());
 106     if (!fliteExe.isEmpty())
 107     {
 108         if (!getLocation(fliteExe).isEmpty())
 109         {
 110             return QString(
 111                     "<voice lang=\"%1\" name=\"%2\" gender=\"%3\" />"
 112                     "<prosody volume=\"%4\" rate=\"%5\" />"
 113                     "<kttsd synthesizer=\"%6\" />")
 114                     .arg(m_languageCode)
 115                     .arg("fixed")
 116                     .arg("neutral")
 117                     .arg("medium")
 118                     .arg("medium")
 119                     .arg("Festival Lite (flite)");
 120         }
 121     }
 122     return QString();
 123 }
 124
 125 void FliteConf::slotFliteTest_clicked()
 126 {
 127     // kDebug() << "FliteConf::slotFliteTest_clicked(): Running";
 128     // If currently synthesizing, stop it.
 129     if (m_fliteProc)
 130         m_fliteProc->stopText();
 131     else
 132     {
 133         m_fliteProc = new FliteProc();
 134         connect (m_fliteProc, SIGNAL(stopped()), this, SLOT(slotSynthStopped()));
 135     }
 136     // Create a temp file name for the wave file.
 137     KTemporaryFile tempFile;
 138     tempFile.setPrefix("fliteplugin-");
 139     tempFile.setSuffix(".wav");
 140     tempFile.setAutoRemove(false);
 141     tempFile.open();
 142     QString tmpWaveFile = tempFile.fileName();
 143
 144     // Get test message in the language of the voice.
 145     QString testMsg = testMessage(m_languageCode);
 146
 147     // Tell user to wait.
 148     m_progressDlg = new KProgressDialog(this,
 149         i18n("Testing"),
 150         i18n("Testing."));
 151
 152     m_progressDlg->setModal(true);
 153     m_progressDlg->progressBar()->hide();
 154     m_progressDlg->setAllowCancel(true);
 155
 156     // Play an English test.  Flite only supports English.
 157     connect (m_fliteProc, SIGNAL(synthFinished()), this, SLOT(slotSynthFinished()));
 158     m_fliteProc->synth(
 159         testMsg,
 160         tmpWaveFile,
 161         realFilePath(flitePath->url().path()));
 162
 163     // Display progress dialog modally.  Processing continues when plugin signals synthFinished,
 164     // or if user clicks Cancel button.
 165     m_progressDlg->exec();
 166     disconnect (m_fliteProc, SIGNAL(synthFinished()), this, SLOT(slotSynthFinished()));
 167     if (m_progressDlg->wasCancelled()) m_fliteProc->stopText();
 168     delete m_progressDlg;
 169     m_progressDlg = 0;
 170 }
 171
 172 void FliteConf::slotSynthFinished()
 173 {
 174     // If user canceled, progress dialog is gone, so exit.
 175     if (!m_progressDlg)
 176     {
 177         m_fliteProc->ackFinished();
 178         return;
 179     }
 180     // Hide the Cancel button so user can't cancel in the middle of playback.
 181     m_progressDlg->showCancelButton(false);
 182     // Get new wavefile name.
 183     m_waveFile = m_fliteProc->getFilename();
 184     // Tell synth we're done.
 185     m_fliteProc->ackFinished();
 186     // Play the wave file (possibly adjusting its Speed).
 187     // Player object deletes the wave file when done.
 188     if (m_player) m_player->play(m_waveFile);
 189     QFile::remove(m_waveFile);
 190     m_waveFile.clear();
 191     if (m_progressDlg) m_progressDlg->close();
 192 }
 193
 194 void FliteConf::slotSynthStopped()
 195 {
 196     // Clean up after canceling test.
 197     QString filename = m_fliteProc->getFilename();
 198     if (!filename.isNull()) QFile::remove(filename);
 199 }