rockbox/rbutil/rbutilqt/tts.cpp
Dominik Riebeling baef133f5f Code police:
- kill trailing whitespace
- replace tabs by spaces


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20623 a1c6a512-1295-4272-9138-f99709370657
2009-04-05 12:46:41 +00:00

620 lines
17 KiB
C++

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2007 by Dominik Wenger
* $Id$
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "tts.h"
// static variables
QMap<QString,QString> TTSBase::ttsList;
QMap<QString,TTSBase*> TTSBase::ttsCache;
// static functions
void TTSBase::initTTSList()
{
ttsList["espeak"] = "Espeak TTS Engine";
ttsList["flite"] = "Flite TTS Engine";
ttsList["swift"] = "Swift TTS Engine";
#if defined(Q_OS_WIN)
ttsList["sapi"] = "Sapi TTS Engine";
#endif
#if defined(Q_OS_LINUX)
ttsList["festival"] = "Festival TTS Engine";
#endif
}
// function to get a specific encoder
TTSBase* TTSBase::getTTS(QString ttsName)
{
// check cache
if(ttsCache.contains(ttsName))
return ttsCache.value(ttsName);
TTSBase* tts;
#if defined(Q_OS_WIN)
if(ttsName == "sapi")
{
tts = new TTSSapi();
ttsCache[ttsName] = tts;
return tts;
}
else
#endif
#if defined(Q_OS_LINUX)
if (ttsName == "festival")
{
tts = new TTSFestival();
ttsCache[ttsName] = tts;
return tts;
}
else
#endif
if (true) // fix for OS other than WIN or LINUX
{
tts = new TTSExes(ttsName);
ttsCache[ttsName] = tts;
return tts;
}
}
// get the list of encoders, nice names
QStringList TTSBase::getTTSList()
{
// init list if its empty
if(ttsList.count() == 0)
initTTSList();
return ttsList.keys();
}
// get nice name of a specific tts
QString TTSBase::getTTSName(QString tts)
{
if(ttsList.isEmpty())
initTTSList();
return ttsList.value(tts);
}
/*********************************************************************
* TTS Base
**********************************************************************/
TTSBase::TTSBase(): QObject()
{
}
/*********************************************************************
* General TTS Exes
**********************************************************************/
TTSExes::TTSExes(QString name) : TTSBase()
{
m_name = name;
m_TemplateMap["espeak"] = "\"%exe\" %options -w \"%wavfile\" \"%text\"";
m_TemplateMap["flite"] = "\"%exe\" %options -o \"%wavfile\" -t \"%text\"";
m_TemplateMap["swift"] = "\"%exe\" %options -o \"%wavfile\" \"%text\"";
}
void TTSExes::setCfg(RbSettings* sett)
{
// call function of base class
TTSBase::setCfg(sett);
// if the config isnt OK, try to autodetect
if(!configOk())
{
QString exepath;
//try autodetect tts
#if defined(Q_OS_LINUX) || defined(Q_OS_MACX) || defined(Q_OS_OPENBSD)
QStringList path = QString(getenv("PATH")).split(":", QString::SkipEmptyParts);
#elif defined(Q_OS_WIN)
QStringList path = QString(getenv("PATH")).split(";", QString::SkipEmptyParts);
#endif
qDebug() << path;
for(int i = 0; i < path.size(); i++)
{
QString executable = QDir::fromNativeSeparators(path.at(i)) + "/" + m_name;
#if defined(Q_OS_WIN)
executable += ".exe";
QStringList ex = executable.split("\"", QString::SkipEmptyParts);
executable = ex.join("");
#endif
qDebug() << executable;
if(QFileInfo(executable).isExecutable())
{
exepath= QDir::toNativeSeparators(executable);
break;
}
}
settings->setTTSPath(m_name,exepath);
settings->sync();
}
}
bool TTSExes::start(QString *errStr)
{
m_TTSexec = settings->ttsPath(m_name);
m_TTSOpts = settings->ttsOptions(m_name);
m_TTSTemplate = m_TemplateMap.value(m_name);
QFileInfo tts(m_TTSexec);
if(tts.exists())
{
return true;
}
else
{
*errStr = tr("TTS executable not found");
return false;
}
}
TTSStatus TTSExes::voice(QString text,QString wavfile, QString *errStr)
{
(void) errStr;
QString execstring = m_TTSTemplate;
execstring.replace("%exe",m_TTSexec);
execstring.replace("%options",m_TTSOpts);
execstring.replace("%wavfile",wavfile);
execstring.replace("%text",text);
//qDebug() << "voicing" << execstring;
QProcess::execute(execstring);
return NoError;
}
void TTSExes::showCfg()
{
#ifndef CONSOLE
TTSExesGui gui;
#else
TTSExesGuiCli gui;
#endif
gui.setCfg(settings);
gui.showCfg(m_name);
}
bool TTSExes::configOk()
{
QString path = settings->ttsPath(m_name);
if (QFileInfo(path).exists())
return true;
return false;
}
/*********************************************************************
* TTS Sapi
**********************************************************************/
TTSSapi::TTSSapi() : TTSBase()
{
m_TTSTemplate = "cscript //nologo \"%exe\" /language:%lang /voice:\"%voice\" /speed:%speed \"%options\"";
defaultLanguage ="english";
m_sapi4 =false;
}
bool TTSSapi::start(QString *errStr)
{
m_TTSOpts = settings->ttsOptions("sapi");
m_TTSLanguage =settings->ttsLang("sapi");
m_TTSVoice=settings->ttsVoice("sapi");
m_TTSSpeed=QString("%1").arg(settings->ttsSpeed("sapi"));
m_sapi4 = settings->ttsUseSapi4();
QFile::remove(QDir::tempPath() +"/sapi_voice.vbs");
QFile::copy(":/builtin/sapi_voice.vbs",QDir::tempPath() + "/sapi_voice.vbs");
m_TTSexec = QDir::tempPath() +"/sapi_voice.vbs";
QFileInfo tts(m_TTSexec);
if(!tts.exists())
{
*errStr = tr("Could not copy the Sapi-script");
return false;
}
// create the voice process
QString execstring = m_TTSTemplate;
execstring.replace("%exe",m_TTSexec);
execstring.replace("%options",m_TTSOpts);
execstring.replace("%lang",m_TTSLanguage);
execstring.replace("%voice",m_TTSVoice);
execstring.replace("%speed",m_TTSSpeed);
if(m_sapi4)
execstring.append(" /sapi4 ");
qDebug() << "init" << execstring;
voicescript = new QProcess(NULL);
//connect(voicescript,SIGNAL(readyReadStandardError()),this,SLOT(error()));
voicescript->start(execstring);
if(!voicescript->waitForStarted())
{
*errStr = tr("Could not start the Sapi-script");
return false;
}
if(!voicescript->waitForReadyRead(300))
{
*errStr = voicescript->readAllStandardError();
if(*errStr != "")
return false;
}
voicestream = new QTextStream(voicescript);
voicestream->setCodec("UTF16-LE");
return true;
}
QStringList TTSSapi::getVoiceList(QString language)
{
QStringList result;
QFile::copy(":/builtin/sapi_voice.vbs",QDir::tempPath() + "/sapi_voice.vbs");
m_TTSexec = QDir::tempPath() +"/sapi_voice.vbs";
QFileInfo tts(m_TTSexec);
if(!tts.exists())
return result;
// create the voice process
QString execstring = "cscript //nologo \"%exe\" /language:%lang /listvoices";
execstring.replace("%exe",m_TTSexec);
execstring.replace("%lang",language);
if(settings->ttsUseSapi4())
execstring.append(" /sapi4 ");
qDebug() << "init" << execstring;
voicescript = new QProcess(NULL);
voicescript->start(execstring);
qDebug() << "wait for started";
if(!voicescript->waitForStarted())
return result;
voicescript->closeWriteChannel();
voicescript->waitForReadyRead();
QString dataRaw = voicescript->readAllStandardError().data();
result = dataRaw.split(",",QString::SkipEmptyParts);
result.sort();
result.removeFirst();
for(int i = 0; i< result.size();i++)
{
result[i] = result.at(i).simplified();
}
delete voicescript;
QFile::setPermissions(QDir::tempPath() +"/sapi_voice.vbs",
QFile::ReadOwner |QFile::WriteOwner |QFile::ExeOwner
|QFile::ReadUser |QFile::WriteUser |QFile::ExeUser
|QFile::ReadGroup |QFile::WriteGroup |QFile::ExeGroup
|QFile::ReadOther |QFile::WriteOther |QFile::ExeOther);
QFile::remove(QDir::tempPath() +"/sapi_voice.vbs");
return result;
}
TTSStatus TTSSapi::voice(QString text,QString wavfile, QString *errStr)
{
(void) errStr;
QString query = "SPEAK\t"+wavfile+"\t"+text+"\r\n";
qDebug() << "voicing" << query;
*voicestream << query;
*voicestream << "SYNC\tbla\r\n";
voicestream->flush();
voicescript->waitForReadyRead();
return NoError;
}
bool TTSSapi::stop()
{
*voicestream << "QUIT\r\n";
voicestream->flush();
voicescript->waitForFinished();
delete voicestream;
delete voicescript;
QFile::setPermissions(QDir::tempPath() +"/sapi_voice.vbs",
QFile::ReadOwner |QFile::WriteOwner |QFile::ExeOwner
|QFile::ReadUser |QFile::WriteUser |QFile::ExeUser
|QFile::ReadGroup |QFile::WriteGroup |QFile::ExeGroup
|QFile::ReadOther |QFile::WriteOther |QFile::ExeOther);
QFile::remove(QDir::tempPath() +"/sapi_voice.vbs");
return true;
}
void TTSSapi::showCfg()
{
#ifndef CONSOLE
TTSSapiGui gui(this);
#else
TTSSapiGuiCli gui(this);
#endif
gui.setCfg(settings);
gui.showCfg();
}
bool TTSSapi::configOk()
{
if(settings->ttsVoice("sapi").isEmpty())
return false;
return true;
}
/**********************************************************************
* TSSFestival - client-server wrapper
**********************************************************************/
TTSFestival::~TTSFestival()
{
stop();
}
void TTSFestival::startServer()
{
if(!configOk())
return;
QStringList paths = settings->ttsPath("festival").split(":");
serverProcess.start(QString("%1 --server").arg(paths[0]));
serverProcess.waitForStarted();
queryServer("(getpid)");
if(serverProcess.state() == QProcess::Running)
qDebug() << "Festival is up and running";
else
qDebug() << "Festival failed to start";
}
void TTSFestival::ensureServerRunning()
{
if(serverProcess.state() != QProcess::Running)
{
// least common denominator for all the server startup code paths
QProgressDialog progressDialog(tr(""), tr(""), 0, 0);
progressDialog.setWindowTitle(tr("Starting festival"));
progressDialog.setModal(true);
progressDialog.setLabel(0);
progressDialog.setCancelButton(0);
progressDialog.show();
QApplication::processEvents(); // actually show the dialog
startServer();
}
}
bool TTSFestival::start(QString* errStr)
{
(void) errStr;
ensureServerRunning();
if (!settings->ttsVoice("festival").isEmpty())
queryServer(QString("(voice.select '%1)").arg(settings->ttsVoice("festival")));
return true;
}
bool TTSFestival::stop()
{
serverProcess.terminate();
serverProcess.kill();
return true;
}
TTSStatus TTSFestival::voice(QString text, QString wavfile, QString* errStr)
{
qDebug() << text << "->" << wavfile;
QStringList paths = settings->ttsPath("festival").split(":");
QString cmd = QString("%1 --server localhost --otype riff --ttw --withlisp --output \"%2\" - ").arg(paths[1]).arg(wavfile);
qDebug() << cmd;
QProcess clientProcess;
clientProcess.start(cmd);
clientProcess.write(QString("%1.\n").arg(text).toAscii());
clientProcess.waitForBytesWritten();
clientProcess.closeWriteChannel();
clientProcess.waitForReadyRead();
QString response = clientProcess.readAll();
response = response.trimmed();
if(!response.contains("Utterance"))
{
qDebug() << "Could not voice string: " << response;
*errStr = tr("engine could not voice string");
return Warning;
/* do not stop the voicing process because of a single string
TODO: needs proper settings */
}
clientProcess.closeReadChannel(QProcess::StandardError);
clientProcess.closeReadChannel(QProcess::StandardOutput);
clientProcess.terminate();
clientProcess.kill();
return NoError;
}
bool TTSFestival::configOk()
{
QStringList paths = settings->ttsPath("festival").split(":");
if(paths.size() != 2)
return false;
bool ret = QFileInfo(paths[0]).isExecutable() &&
QFileInfo(paths[1]).isExecutable();
if(settings->ttsVoice("festival").size() > 0 && voices.size() > 0)
ret = ret && (voices.indexOf(settings->ttsVoice("festival")) != -1);
return ret;
}
void TTSFestival::showCfg()
{
#ifndef CONSOLE
TTSFestivalGui gui(this);
#endif
gui.setCfg(settings);
gui.showCfg();
}
QStringList TTSFestival::getVoiceList()
{
if(!configOk())
return QStringList();
if(voices.size() > 0)
{
qDebug() << "Using voice cache";
return voices;
}
QString response = queryServer("(voice.list)");
// get the 2nd line. It should be (<voice_name>, <voice_name>)
response = response.mid(response.indexOf('\n') + 1, -1);
response = response.left(response.indexOf('\n')).trimmed();
voices = response.mid(1, response.size()-2).split(' ');
voices.sort();
if (voices.size() == 1 && voices[0].size() == 0)
voices.removeAt(0);
if (voices.size() > 0)
qDebug() << "Voices: " << voices;
else
qDebug() << "No voices.";
return voices;
}
QString TTSFestival::getVoiceInfo(QString voice)
{
if(!configOk())
return "";
if(!getVoiceList().contains(voice))
return "";
if(voiceDescriptions.contains(voice))
return voiceDescriptions[voice];
QString response = queryServer(QString("(voice.description '%1)").arg(voice), 3000);
if (response == "")
{
voiceDescriptions[voice]=tr("No description available");
}
else
{
response = response.remove(QRegExp("(description \"*\")", Qt::CaseInsensitive, QRegExp::Wildcard));
qDebug() << "voiceInfo w/o descr: " << response;
response = response.remove(')');
QStringList responseLines = response.split('(', QString::SkipEmptyParts);
responseLines.removeAt(0); // the voice name itself
QString description;
foreach(QString line, responseLines)
{
line = line.remove('(');
line = line.simplified();
line[0] = line[0].toUpper(); // capitalize the key
int firstSpace = line.indexOf(' ');
if (firstSpace > 0)
{
line = line.insert(firstSpace, ':'); // add a colon between the key and the value
line[firstSpace+2] = line[firstSpace+2].toUpper(); // capitalize the value
}
description += line + "\n";
}
voiceDescriptions[voice] = description.trimmed();
}
return voiceDescriptions[voice];
}
QString TTSFestival::queryServer(QString query, int timeout)
{
if(!configOk())
return "";
ensureServerRunning();
qDebug() << "queryServer with " << query;
QString response;
QDateTime endTime;
if(timeout > 0)
endTime = QDateTime::currentDateTime().addMSecs(timeout);
/* Festival is *extremely* unreliable. Although at this
* point we are sure that SIOD is accepting commands,
* we might end up with an empty response. Hence, the loop.
*/
while(true)
{
QApplication::processEvents(QEventLoop::AllEvents, 50);
QTcpSocket socket;
socket.connectToHost("localhost", 1314);
socket.waitForConnected();
if(socket.state() == QAbstractSocket::ConnectedState)
{
socket.write(QString("%1\n").arg(query).toAscii());
socket.waitForBytesWritten();
socket.waitForReadyRead();
response = socket.readAll().trimmed();
if (response != "LP" && response != "")
break;
}
socket.abort();
socket.disconnectFromHost();
if(timeout > 0 && QDateTime::currentDateTime() >= endTime)
return "";
/* make sure we wait a little as we don't want to flood the server with requests */
QDateTime tmpEndTime = QDateTime::currentDateTime().addMSecs(500);
while(QDateTime::currentDateTime() < tmpEndTime)
QApplication::processEvents(QEventLoop::AllEvents);
}
if(response == "nil")
return "";
QStringList lines = response.split('\n');
if(lines.size() > 2)
{
lines.removeFirst();
lines.removeLast();
}
else
qDebug() << "Response too short: " << response;
return lines.join("\n");
}