wip

mod_azure_tts/azure_glue.cpp

@@ -15,6 +15,8 @@ typedef boost::circular_buffer<uint16_t> CircularBuffer_t;
 
 using namespace Microsoft::CognitiveServices::Speech;
 
+static const char* audioLogFile= std::getenv("AZURE_AUDIO_LOGGING");
+
 static std::string fullDirPath;
 
 static void start_synthesis(std::shared_ptr<SpeechSynthesizer> speechSynthesizer, const char* text, azure_t* a) {
@@ -168,6 +170,12 @@ extern "C" {
 			speechConfig->SetEndpointId(a->endpointId);
 		}
 
+    if (audioLogFile) {
+      switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "azure_speech_feed_tts enabling audio logging to %s\n", audioLogFile);
+      speechConfig->SetProperty(PropertyId::Speech_LogFilename, audioLogFile);
+      speechConfig->EnableAudioLogging();
+    }
+
     try {
       auto speechSynthesizer = SpeechSynthesizer::FromConfig(speechConfig);