TTS: check if created wav file exists.

Instead of simply assuming the wav file that is supposed to be created by the
TTS engine check if the file actually exists and return an error if not.

Change-Id: I9e4a85a061b44b48931614602683b1dfe7dfce67

2 files changed, 10 insertions, 1 deletions

diff --git a/rbutil/rbutilqt/base/ttsexes.cpp b/rbutil/rbutilqt/base/ttsexes.cpp
index 6766af4..5e06b95 100644
--- a/rbutil/rbutilqt/base/ttsexes.cpp
+++ b/rbutil/rbutilqt/base/ttsexes.cpp
@@ -83,8 +83,13 @@ TTSStatus TTSExes::voice(QString text,QString wavfile, QString *errStr)
     execstring.replace("%options",m_TTSOpts);
     execstring.replace("%wavfile",wavfile);
     execstring.replace("%text",text);
-    //qDebug() << "voicing" << execstring;
+
     QProcess::execute(execstring);
+
+    if(!QFileInfo(wavfile).isFile()) {
+        qDebug() << "[TTSExes] output file does not exist:" << wavfile;
+        return FatalError;
+    }
     return NoError;
 
 }
diff --git a/rbutil/rbutilqt/base/ttssapi.cpp b/rbutil/rbutilqt/base/ttssapi.cpp
index b5e6a69..4ca82a7 100644
--- a/rbutil/rbutilqt/base/ttssapi.cpp
+++ b/rbutil/rbutilqt/base/ttssapi.cpp
@@ -233,6 +233,10 @@ TTSStatus TTSSapi::voice(QString text,QString wavfile, QString *errStr)
     while( voicescript->readLine(temp,20) == 0)
         QCoreApplication::processEvents();
 
+    if(!QFileInfo(wavfile).isFile()) {
+        qDebug() << "[TTSExes] output file does not exist:" << wavfile;
+        return FatalError;
+    }
     return NoError;
 }