Write dummy write if stream is not written at first callback during prepare situtaion

[platform/core/api/audio-io.git] / src / cpp / CAudioOutput.cpp

diff --git a/src/cpp/CAudioOutput.cpp b/src/cpp/CAudioOutput.cpp
index 0fdcdc2..2e5db0e 100644 (file)
--- a/src/cpp/CAudioOutput.cpp
+++ b/src/cpp/CAudioOutput.cpp
@@ -211,6 +211,8 @@ void CAudioOutput::unprepare() throw(CAudioError) {
         SAFE_FINALIZE(mpPulseAudioClient);
         SAFE_DELETE(mpPulseAudioClient);
 
+        internalUnlock();
+
         if (mpAudioSessionHandler->getId() >= 0) {
             if (isForceIgnore() == false && mpAudioSessionHandler->isSkipSession() == false)
                 mpAudioSessionHandler->updateStop();
@@ -219,8 +221,6 @@ void CAudioOutput::unprepare() throw(CAudioError) {
                 mpAudioSessionHandler->unregisterSound();
         }
 
-        internalUnlock();
-
         CAudioIO::onStateChanged(CAudioInfo::EAudioIOState::AUDIO_IO_STATE_IDLE);
     } catch (CAudioError e) {
         internalUnlock();
@@ -345,7 +345,7 @@ size_t CAudioOutput::write(const void* buffer, size_t length) throw(CAudioError)
     }
 
     /* When write() is called in PulseAudio callback, bypass a pcm data to CPulseAudioClient (For Asynchronous) */
-    if (mpPulseAudioClient->isInThread() == true) {
+    if (mpPulseAudioClient && mpPulseAudioClient->isInThread() == true) {
         int ret = mpPulseAudioClient->write(buffer, length);
         if (ret < 0) {
             THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INTERNAL_OPERATION,