X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Flib%2Fdevices%2FCECAudioSystem.cpp;h=c25f6dc703d1ab2ff30186c308dbb2653048647b;hb=5ce88432714dbc3ff38f93227d84da5ff88b6781;hp=d0ab39ebf15781ebbc6841cf5642d8372d0a926a;hpb=51b2a0943d227f8090948c3d603c643e410cd17d;p=deb_libcec.git

diff --git a/src/lib/devices/CECAudioSystem.cpp b/src/lib/devices/CECAudioSystem.cpp
index d0ab39e..c25f6dc 100644
--- a/src/lib/devices/CECAudioSystem.cpp
+++ b/src/lib/devices/CECAudioSystem.cpp
@@ -1,7 +1,7 @@
 /*
  * This file is part of the libCEC(R) library.
  *
- * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited.  All rights reserved.
+ * libCEC(R) is Copyright (C) 2011-2013 Pulse-Eight Limited.  All rights reserved.
  * libCEC(R) is an original work, containing original code.
  *
  * libCEC(R) is a trademark of Pulse-Eight Limited.
@@ -30,13 +30,149 @@
  *     http://www.pulse-eight.net/
  */
 
+#include "env.h"
 #include "CECAudioSystem.h"
 
+#include "lib/CECProcessor.h"
+#include "lib/implementations/CECCommandHandler.h"
+#include "lib/LibCEC.h"
+#include "lib/CECTypeUtils.h"
+
 using namespace CEC;
+using namespace PLATFORM;
+
+#define LIB_CEC     m_processor->GetLib()
+#define ToString(p) CCECTypeUtils::ToString(p)
+
+CCECAudioSystem::CCECAudioSystem(CCECProcessor *processor, cec_logical_address address, uint16_t iPhysicalAddress /* = CEC_INVALID_PHYSICAL_ADDRESS */) :
+    CCECBusDevice(processor, address, iPhysicalAddress),
+    m_systemAudioStatus(CEC_SYSTEM_AUDIO_STATUS_ON),
+    m_audioStatus(CEC_AUDIO_VOLUME_STATUS_UNKNOWN)
+{
+  m_type = CEC_DEVICE_TYPE_AUDIO_SYSTEM;
+}
+
+bool CCECAudioSystem::SetAudioStatus(uint8_t status)
+{
+  CLockObject lock(m_mutex);
+  if (m_audioStatus != status)
+  {
+    LIB_CEC->AddLog(CEC_LOG_DEBUG, ">> %s (%X): audio status changed from %2x to %2x", GetLogicalAddressName(), m_iLogicalAddress, m_audioStatus, status);
+    m_audioStatus = status;
+    return true;
+  }
+
+  return false;
+}
+
+bool CCECAudioSystem::SetSystemAudioModeStatus(const cec_system_audio_status mode)
+{
+  CLockObject lock(m_mutex);
+  if (m_systemAudioStatus != mode)
+  {
+    LIB_CEC->AddLog(CEC_LOG_DEBUG, ">> %s (%X): system audio mode status changed from %s to %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_systemAudioStatus), ToString(mode));
+    m_systemAudioStatus = mode;
+    return true;
+  }
 
-CCECAudioSystem::CCECAudioSystem(CCECProcessor *processor, cec_logical_address address, uint16_t iPhysicalAddress /* = 0 */) :
-    CCECBusDevice(processor, address, iPhysicalAddress)
+  return false;
+}
+
+bool CCECAudioSystem::TransmitAudioStatus(cec_logical_address dest, bool bIsReply)
+{
+  uint8_t state;
+  {
+    CLockObject lock(m_mutex);
+    LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %x -> %x: audio status '%2x'", m_iLogicalAddress, dest, m_audioStatus);
+    state = m_audioStatus;
+  }
+
+  return m_handler->TransmitAudioStatus(m_iLogicalAddress, dest, state, bIsReply);
+}
+
+bool CCECAudioSystem::TransmitSetSystemAudioMode(cec_logical_address dest, bool bIsReply)
 {
-  m_type          = CEC_DEVICE_TYPE_AUDIO_SYSTEM;
-  m_strDeviceName = "Audio";
+  cec_system_audio_status state;
+  {
+    CLockObject lock(m_mutex);
+    LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %x -> %x: set system audio mode '%2x'", m_iLogicalAddress, dest, m_audioStatus);
+    state = m_systemAudioStatus;
+  }
+
+  return m_handler->TransmitSetSystemAudioMode(m_iLogicalAddress, dest, state, bIsReply);
+}
+
+bool CCECAudioSystem::TransmitSystemAudioModeStatus(cec_logical_address dest, bool bIsReply)
+{
+  cec_system_audio_status state;
+  {
+    CLockObject lock(m_mutex);
+    LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< %x -> %x: system audio mode '%s'", m_iLogicalAddress, dest, ToString(m_systemAudioStatus));
+    state = m_systemAudioStatus;
+  }
+
+  return m_handler->TransmitSystemAudioModeStatus(m_iLogicalAddress, dest, state, bIsReply);
+}
+
+uint8_t CCECAudioSystem::VolumeUp(const cec_logical_address source, bool bSendRelease /* = true */)
+{
+  TransmitKeypress(source, CEC_USER_CONTROL_CODE_VOLUME_UP);
+  if (bSendRelease)
+    TransmitKeyRelease(source);
+
+  CLockObject lock(m_mutex);
+  return m_audioStatus;
+}
+
+uint8_t CCECAudioSystem::VolumeDown(const cec_logical_address source, bool bSendRelease /* = true */)
+{
+  TransmitKeypress(source, CEC_USER_CONTROL_CODE_VOLUME_DOWN);
+  if (bSendRelease)
+    TransmitKeyRelease(source);
+
+  CLockObject lock(m_mutex);
+  return m_audioStatus;
+}
+
+uint8_t CCECAudioSystem::MuteAudio(const cec_logical_address source)
+{
+  TransmitKeypress(source, CEC_USER_CONTROL_CODE_MUTE);
+  TransmitKeyRelease(source);
+
+  return GetAudioStatus(source, true);
+}
+
+bool CCECAudioSystem::RequestAudioStatus(const cec_logical_address initiator, bool bWaitForResponse /* = true */)
+{
+  bool bReturn(false);
+
+  if (!IsHandledByLibCEC() &&
+      !IsUnsupportedFeature(CEC_OPCODE_GIVE_AUDIO_STATUS))
+  {
+    MarkBusy();
+    LIB_CEC->AddLog(CEC_LOG_DEBUG, "<< requesting audio status of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
+    bReturn = m_handler->TransmitRequestAudioStatus(initiator, m_iLogicalAddress, bWaitForResponse);
+    MarkReady();
+  }
+  return bReturn;
+}
+
+uint8_t CCECAudioSystem::GetAudioStatus(const cec_logical_address initiator, bool bUpdate /* = false */)
+{
+  bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
+  bool bRequestUpdate(false);
+  {
+    CLockObject lock(m_mutex);
+    bRequestUpdate = bIsPresent &&
+        (bUpdate || m_audioStatus == CEC_AUDIO_VOLUME_STATUS_UNKNOWN);
+  }
+
+  if (bRequestUpdate)
+  {
+    CheckVendorIdRequested(initiator);
+    RequestAudioStatus(initiator);
+  }
+
+  CLockObject lock(m_mutex);
+  return m_audioStatus;
 }