+
+bool CCECAudioSystem::TransmitAudioStatus(cec_logical_address dest)
+{
+ uint8_t state;
+ {
+ CLockObject lock(&m_writeMutex);
+ CStdString strLog;
+ strLog.Format("<< %x -> %x: audio status '%2x'", m_iLogicalAddress, dest, m_audioStatus);
+ AddLog(CEC_LOG_NOTICE, strLog);
+ state = m_audioStatus;
+ }
+
+ return m_handler->TransmitAudioStatus(m_iLogicalAddress, dest, state);
+}
+
+bool CCECAudioSystem::TransmitSetSystemAudioMode(cec_logical_address dest)
+{
+ cec_system_audio_status state;
+ {
+ CLockObject lock(&m_writeMutex);
+ CStdString strLog;
+ strLog.Format("<< %x -> %x: set system audio mode '%2x'", m_iLogicalAddress, dest, m_audioStatus);
+ AddLog(CEC_LOG_NOTICE, strLog);
+ state = m_systemAudioStatus;
+ }
+
+ return m_handler->TransmitSetSystemAudioMode(m_iLogicalAddress, dest, state);
+}
+
+bool CCECAudioSystem::TransmitSystemAudioModeStatus(cec_logical_address dest)
+{
+ cec_system_audio_status state;
+ {
+ CLockObject lock(&m_writeMutex);
+ CStdString strLog;
+ strLog.Format("<< %x -> %x: system audio mode '%s'", m_iLogicalAddress, dest, ToString(m_systemAudioStatus));
+ AddLog(CEC_LOG_NOTICE, strLog);
+ state = m_systemAudioStatus;
+ }
+
+ return m_handler->TransmitSystemAudioModeStatus(m_iLogicalAddress, dest, state);
+}
+
+uint8_t CCECAudioSystem::VolumeUp(void)
+{
+ if (TransmitKeypress(CEC_USER_CONTROL_CODE_VOLUME_UP))
+ TransmitKeyRelease();
+
+ CLockObject lock(&m_mutex);
+ return m_audioStatus;
+}
+
+uint8_t CCECAudioSystem::VolumeDown(void)
+{
+ if (TransmitKeypress(CEC_USER_CONTROL_CODE_VOLUME_DOWN))
+ TransmitKeyRelease();
+
+ CLockObject lock(&m_mutex);
+ return m_audioStatus;
+}
+
+uint8_t CCECAudioSystem::MuteAudio(void)
+{
+ if (TransmitKeypress(CEC_USER_CONTROL_CODE_MUTE))
+ TransmitKeyRelease();
+
+ CLockObject lock(&m_mutex);
+ return m_audioStatus;
+}