rockbox/utils/rbutilqt/base/voicefile.cpp
Dominik Riebeling 62108a9613 rbutil: Use references to avoid creating temporary objects.
Get rid of some unnecessary object creating / copying by using
references.

Change-Id: Ia44e34f6f66d230caa9af7ef7c0eca73be12de2a
2022-04-17 23:21:19 +02:00

362 lines
12 KiB
C++

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2007 by Dominik Wenger
*
* 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 <QtCore>
#include "voicefile.h"
#include "utils.h"
#include "rockboxinfo.h"
#include "rbsettings.h"
#include "playerbuildinfo.h"
#include "ziputil.h"
#include "Logger.h"
VoiceFileCreator::VoiceFileCreator(QObject* parent) :QObject(parent)
{
m_wavtrimThreshold=500;
}
void VoiceFileCreator::abort()
{
m_abort = true;
emit aborted();
}
bool VoiceFileCreator::createVoiceFile()
{
m_talkList.clear();
m_abort = false;
emit logItem(tr("Starting Voicefile generation"),LOGINFO);
// test if tempdir exists
if(!QDir(QDir::tempPath()+"/rbvoice/").exists())
{
QDir(QDir::tempPath()).mkdir("rbvoice");
}
m_path = QDir::tempPath() + "/rbvoice/";
// read rockbox-info.txt
RockboxInfo info(m_mountpoint);
if(!info.success())
{
emit logItem(tr("could not find rockbox-info.txt"),LOGERROR);
emit done(true);
return false;
}
QString target = info.target();
QString features = info.features();
m_targetid = info.targetID().toInt();
m_versionstring = info.version();
m_voiceformat = info.voicefmt();
QString version = m_versionstring.left(m_versionstring.indexOf("-")).remove("r");
// check if voicefile is present on target
QString fn = m_mountpoint + "/.rockbox/langs/voicestrings.zip";
LOG_INFO() << "searching for zipped voicestrings at" << fn;
if(QFileInfo(fn).isFile()) {
// search for binary voice strings file in archive
ZipUtil z(this);
if(z.open(fn)) {
QStringList contents = z.files();
int index;
for(index = 0; index < contents.size(); ++index) {
// strip any path, we don't know the structure in the zip
if(QFileInfo(contents.at(index)).baseName() == m_lang) {
break;
}
}
if(index < contents.size()) {
LOG_INFO() << "extracting strings file from zip";
// extract strings
QTemporaryFile stringsfile;
stringsfile.open();
QString sfn = stringsfile.fileName();
// ZipUtil::extractArchive() only compares the filename.
if(z.extractArchive(sfn, QFileInfo(contents.at(index)).fileName())) {
emit logItem(tr("Extracted voice strings from installation"), LOGINFO);
stringsfile.seek(0);
QByteArray data = stringsfile.readAll();
const char* buf = data.constData();
// check file header
// header (4 bytes): cookie = 9a, version = 06, targetid, options
// subheader for each user. Only "core" for now.
// subheader (6 bytes): count (2bytes), size (2bytes), offset (2bytes)
if(buf[0] != '\x9a' || buf[1] != '\x06' || buf[2] != m_targetid) {
emit logItem(tr("Extracted voice strings incompatible"), LOGINFO);
}
else {
QMap<int, QString> voicestrings;
/* skip header */
int idx = 10;
do {
unsigned int id = ((unsigned char)buf[idx])<<8
| ((unsigned char)buf[idx+1]);
// need to use strlen here, since QString::size()
// returns number of characters, not bytes.
int len = strlen(&buf[idx + 2]);
voicestrings[id] = QString::fromUtf8(&buf[idx+2]);
idx += 2 + len + 1;
} while(idx < data.size());
stringsfile.close();
// create input file suitable for voicefont from strings.
QTemporaryFile voicefontlist;
voicefontlist.open();
m_filename = voicefontlist.fileName();
for(auto key : voicestrings.keys()) {
QByteArray qba;
qba = QString("id: %1_%2\n")
.arg(key < 0x8000 ? "LANG" : "VOICE")
.arg(key).toUtf8();
voicefontlist.write(qba);
qba = QString("voice: \"%1\"\n").arg(
voicestrings[key]).toUtf8();
voicefontlist.write(qba);
}
voicefontlist.close();
// everything successful, now create the actual voice file.
create();
return true;
}
}
}
}
}
emit logItem(tr("Could not retrieve strings from installation, downloading"), LOGINFO);
// if either no zip with voice strings is found or something went wrong
// retrieving the necessary files we'll end up here, trying to get the
// genlang output as previously from the webserver.
// prepare download url
QString genlang = PlayerBuildInfo::instance()->value(
PlayerBuildInfo::GenlangUrl).toString();
genlang.replace("%LANG%", m_lang);
genlang.replace("%TARGET%", target);
genlang.replace("%REVISION%", version);
genlang.replace("%FEATURES%", features);
QUrl genlangUrl(genlang);
LOG_INFO() << "downloading" << genlangUrl;
//download the correct genlang output
QTemporaryFile *downloadFile = new QTemporaryFile(this);
downloadFile->open();
m_filename = downloadFile->fileName();
downloadFile->close();
// get the real file.
getter = new HttpGet(this);
getter->setFile(downloadFile);
connect(getter, &HttpGet::done, this, &VoiceFileCreator::downloadDone);
connect(getter, &HttpGet::dataReadProgress, this, &VoiceFileCreator::logProgress);
connect(this, &VoiceFileCreator::aborted, getter, &HttpGet::abort);
emit logItem(tr("Downloading voice info..."),LOGINFO);
getter->getFile(genlangUrl);
return true;
}
void VoiceFileCreator::downloadDone(QNetworkReply::NetworkError error)
{
LOG_INFO() << "download done, error:" << error;
// update progress bar
emit logProgress(1,1);
if(getter->httpResponse() != 200 && !getter->isCached()) {
emit logItem(tr("Download error: received HTTP error %1.")
.arg(getter->httpResponse()),LOGERROR);
emit done(true);
return;
}
if(getter->isCached())
emit logItem(tr("Cached file used."), LOGINFO);
if(error != QNetworkReply::NoError)
{
emit logItem(tr("Download error: %1").arg(getter->errorString()),LOGERROR);
emit done(true);
return;
}
else
emit logItem(tr("Download finished."),LOGINFO);
QCoreApplication::processEvents();
create();
}
void VoiceFileCreator::create(void)
{
//open downloaded file
QFile genlang(m_filename);
if(!genlang.open(QIODevice::ReadOnly))
{
emit logItem(tr("failed to open downloaded file"),LOGERROR);
emit done(true);
return;
}
//read in downloaded file
emit logItem(tr("Reading strings..."),LOGINFO);
QTextStream in(&genlang);
#if QT_VERSION < 0x060000
in.setCodec("UTF-8");
#else
in.setEncoding(QStringConverter::Utf8);
#endif
QString id, voice;
bool idfound = false;
bool voicefound=false;
bool useCorrection = RbSettings::value(RbSettings::UseTtsCorrections).toBool();
while (!in.atEnd())
{
QString line = in.readLine();
if(line.contains("id:")) //ID found
{
id = line.remove("id:").remove('"').trimmed();
idfound = true;
}
else if(line.contains("voice:")) // voice found
{
voice = line.remove("voice:").remove('"').trimmed();
voice = voice.remove("<").remove(">");
voicefound=true;
}
if(idfound && voicefound)
{
TalkGenerator::TalkEntry entry;
entry.toSpeak = voice;
entry.wavfilename = m_path + "/" + id + ".wav";
//voicefont wants them with .mp3 extension
entry.talkfilename = m_path + "/" + id + ".mp3";
entry.voiced = false;
entry.encoded = false;
if(id == "VOICE_PAUSE")
{
QFile::copy(":/builtin/VOICE_PAUSE.wav",m_path + "/VOICE_PAUSE.wav");
entry.wavfilename = m_path + "/VOICE_PAUSE.wav";
entry.voiced = true;
m_talkList.append(entry);
}
else if(entry.toSpeak.isEmpty()) {
LOG_WARNING() << "Empty voice string for ID" << id;
}
else {
m_talkList.append(entry);
}
idfound=false;
voicefound=false;
}
}
genlang.close();
// check for empty list
if(m_talkList.size() == 0)
{
emit logItem(tr("The downloaded file was empty!"),LOGERROR);
emit done(true);
return;
}
// generate files
{
TalkGenerator generator(this);
// set language for string correction. If not set no correction will be made.
if(useCorrection)
generator.setLang(m_lang);
connect(&generator, &TalkGenerator::done, this, &VoiceFileCreator::done);
connect(&generator, &TalkGenerator::logItem, this, &VoiceFileCreator::logItem);
connect(&generator, &TalkGenerator::logProgress, this, &VoiceFileCreator::logProgress);
connect(this, &VoiceFileCreator::aborted, &generator, &TalkGenerator::abort);
if(generator.process(&m_talkList, m_wavtrimThreshold) == TalkGenerator::eERROR)
{
cleanup();
emit logProgress(0,1);
emit done(true);
return;
}
}
//make voicefile
emit logItem(tr("Creating voicefiles..."),LOGINFO);
FILE* ids2 = fopen(m_filename.toLocal8Bit(), "r");
if (ids2 == nullptr)
{
cleanup();
emit logItem(tr("Error opening downloaded file"),LOGERROR);
emit done(true);
return;
}
FILE* output = fopen(QString(m_mountpoint + "/.rockbox/langs/" + m_lang
+ ".voice").toLocal8Bit(), "wb");
if (output == nullptr)
{
cleanup();
fclose(ids2);
emit logItem(tr("Error opening output file"),LOGERROR);
emit done(true);
return;
}
LOG_INFO() << "Running voicefont, format" << m_voiceformat;
voicefont(ids2,m_targetid,m_path.toLocal8Bit().data(), output, m_voiceformat);
// ids2 and output are closed by voicefont().
//cleanup
cleanup();
// Add Voice file to the install log
QSettings installlog(m_mountpoint + "/.rockbox/rbutil.log", QSettings::IniFormat, nullptr);
installlog.beginGroup(QString("Voice (self created, %1)").arg(m_lang));
installlog.setValue("/.rockbox/langs/" + m_lang + ".voice", m_versionstring);
installlog.endGroup();
installlog.sync();
emit logProgress(1,1);
emit logItem(tr("successfully created."),LOGOK);
emit done(false);
}
//! \brief Cleans up Files potentially left in the temp dir
//!
void VoiceFileCreator::cleanup()
{
emit logItem(tr("Cleaning up..."),LOGINFO);
for(int i=0; i < m_talkList.size(); i++)
{
if(QFile::exists(m_talkList[i].wavfilename))
QFile::remove(m_talkList[i].wavfilename);
if(QFile::exists(m_talkList[i].talkfilename))
QFile::remove(m_talkList[i].talkfilename);
QCoreApplication::processEvents();
}
emit logItem(tr("Finished"),LOGINFO);
return;
}