From fe3eadffba810be2666435d68b929027130d47ed Mon Sep 17 00:00:00 2001
From: Dominik Riebeling <Dominik.Riebeling@gmail.com>
Date: Mon, 26 Sep 2011 21:28:05 +0000
Subject: [PATCH] Rockbox Utility TTS: implement reading TTS vendor.

Support retrieving the vendor name of the TTS. This will be used by TTS string
corrections. Currently no other TTS but SAPI supports this, and only correction
strings for SAPI voices depend on the vendor information.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30609 a1c6a512-1295-4272-9138-f99709370657
---
 rbutil/rbutilqt/base/ttsbase.h     |  3 ++-
 rbutil/rbutilqt/base/ttscarbon.h   |  1 +
 rbutil/rbutilqt/base/ttsexes.h     |  1 +
 rbutil/rbutilqt/base/ttsfestival.h |  1 +
 rbutil/rbutilqt/base/ttssapi.cpp   | 26 ++++++++++++++++++++++++--
 rbutil/rbutilqt/base/ttssapi.h     |  6 ++++--
 6 files changed, 33 insertions(+), 5 deletions(-)

diff --git a/rbutil/rbutilqt/base/ttsbase.h b/rbutil/rbutilqt/base/ttsbase.h
index c6bbdcfb0b..fdd2c98344 100644
--- a/rbutil/rbutilqt/base/ttsbase.h
+++ b/rbutil/rbutilqt/base/ttsbase.h
@@ -47,6 +47,7 @@ class TTSBase : public EncTtsSettingInterface
         //! child class should stop
         virtual bool stop() =0;
         
+        virtual QString voiceVendor(void) = 0;
         // configuration
         //! Child class should return true, when configuration is good
         virtual bool configOk()=0;        
@@ -60,7 +61,7 @@ class TTSBase : public EncTtsSettingInterface
         // static functions
         static TTSBase* getTTS(QObject* parent,QString ttsname);
         static QStringList getTTSList();
-        static QString getTTSName(QString tts); 
+        static QString getTTSName(QString tts);
                 
     private:
         //inits the tts List
diff --git a/rbutil/rbutilqt/base/ttscarbon.h b/rbutil/rbutilqt/base/ttscarbon.h
index be7590240a..d06884e72a 100644
--- a/rbutil/rbutilqt/base/ttscarbon.h
+++ b/rbutil/rbutilqt/base/ttscarbon.h
@@ -45,6 +45,7 @@ class TTSCarbon : public TTSBase
         bool start(QString *errStr);
         //! child class should stop
         bool stop() ;
+        QString voiceVendor(void) { return QString(); }
 
         // configuration
         //! Child class should return true, when configuration is good
diff --git a/rbutil/rbutilqt/base/ttsexes.h b/rbutil/rbutilqt/base/ttsexes.h
index 04efb4ce50..7ab3757fd4 100644
--- a/rbutil/rbutilqt/base/ttsexes.h
+++ b/rbutil/rbutilqt/base/ttsexes.h
@@ -38,6 +38,7 @@ class TTSExes : public TTSBase
         TTSStatus voice(QString text, QString wavfile, QString *errStr);
         bool start(QString *errStr);
         bool stop() {return true;}
+        QString voiceVendor(void) { return QString(); }
         Capabilities capabilities();
 
         // for settings
diff --git a/rbutil/rbutilqt/base/ttsfestival.h b/rbutil/rbutilqt/base/ttsfestival.h
index 6c64c61532..5e9f5573f5 100644
--- a/rbutil/rbutilqt/base/ttsfestival.h
+++ b/rbutil/rbutilqt/base/ttsfestival.h
@@ -42,6 +42,7 @@ class TTSFestival : public TTSBase
         bool start(QString *errStr);
         bool stop();
         TTSStatus voice(QString text,QString wavfile,  QString *errStr);
+        QString voiceVendor(void) { return QString(); }
         Capabilities capabilities();
 
         // for settings
diff --git a/rbutil/rbutilqt/base/ttssapi.cpp b/rbutil/rbutilqt/base/ttssapi.cpp
index cd9ced8083..cb7d8a5057 100644
--- a/rbutil/rbutilqt/base/ttssapi.cpp
+++ b/rbutil/rbutilqt/base/ttssapi.cpp
@@ -26,8 +26,9 @@ TTSSapi::TTSSapi(QObject* parent) : TTSBase(parent)
 {
     m_TTSTemplate = "cscript //nologo \"%exe\" /language:%lang /voice:\"%voice\""
         " /speed:%speed \"%options\"";
-    defaultLanguage ="english";
-    m_sapi4 =false;
+    defaultLanguage = "english";
+    m_sapi4 = false;
+    m_started = false;
 }
 
 TTSBase::Capabilities TTSSapi::capabilities()
@@ -138,9 +139,29 @@ bool TTSSapi::start(QString *errStr)
     voicestream = new QTextStream(voicescript);
     voicestream->setCodec("UTF16-LE");
 
+    m_started = true;
     return true;
 }
 
+QString TTSSapi::voiceVendor(void)
+{
+    bool keeprunning = m_started;
+    QString vendor;
+    if(!m_started) {
+        QString error;
+        start(&error);
+    }
+    *voicestream << "QUERY\tVENDOR\r\n";
+    voicestream->flush();
+    while((vendor = voicestream->readLine()).isEmpty())
+            QCoreApplication::processEvents();
+
+    qDebug() << "[TTSSAPI] TTS vendor:" << vendor;
+    if(!keeprunning) {
+        stop();
+    }
+    return vendor;
+}
 
 QStringList TTSSapi::getVoiceList(QString language)
 {
@@ -226,6 +247,7 @@ bool TTSSapi::stop()
             | QFile::ReadGroup | QFile::WriteGroup | QFile::ExeGroup
             | QFile::ReadOther | QFile::WriteOther | QFile::ExeOther );
     QFile::remove(QDir::tempPath() +"/sapi_voice.vbs");
+    m_started = false;
     return true;
 }
 
diff --git a/rbutil/rbutilqt/base/ttssapi.h b/rbutil/rbutilqt/base/ttssapi.h
index 6070728a79..1cdf030884 100644
--- a/rbutil/rbutilqt/base/ttssapi.h
+++ b/rbutil/rbutilqt/base/ttssapi.h
@@ -42,6 +42,7 @@ class TTSSapi : public TTSBase
         TTSStatus voice(QString text,QString wavfile, QString *errStr);
         bool start(QString *errStr);
         bool stop();
+        QString voiceVendor(void);
         Capabilities capabilities();
 
         // for settings
@@ -49,8 +50,8 @@ class TTSSapi : public TTSBase
         void generateSettings();
         void saveSettings();
 
-        private slots:
-            void updateVoiceList();
+    private slots:
+        void updateVoiceList();
 
     private:
         QStringList getVoiceList(QString language);
@@ -66,6 +67,7 @@ class TTSSapi : public TTSBase
         QString m_TTSVoice;
         QString m_TTSSpeed;
         bool m_sapi4;
+        bool m_started;
 };