--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/amms_akn/mmacontrol/src/cammsaudiooutputcontrol.cpp Mon May 03 12:27:20 2010 +0300
@@ -0,0 +1,435 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Manipulates the audio output mode.
+*
+*/
+
+// INCLUDE FILES
+#include <AudioPreference.h>
+#include <jdebug.h>
+#include "cammsaudiooutputcontrol.h"
+#include <cmmaplayerevent.h>
+#include <cmmaaudioplayer.h>
+#include <cmmavideoplayer.h>
+#include <mmfcontroller.h>
+#include <midiclientutility.h>
+#include <cammscustomcommandutility.h>
+#include <JniEnvWrapper.h>
+// CONSTANTS
+_LIT(KErrAudioOutputControlError, "AMMS AudioOutputControl error: %d");
+const TInt KEventMessageSize = 64;
+const TInt KNoPriference = 0;
+const TInt KAllSpeakers = 1;
+const TInt KNoAudioOutput = 2;
+const TInt KAudioEarpiece = 3;
+const TInt KAudioLoudspeaker = 4;
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CAMMSAudioOutputControl::NewLC
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+CAMMSAudioOutputControl* CAMMSAudioOutputControl::NewLC(CMMAPlayer* aPlayer)
+{
+ CAMMSAudioOutputControl* self = new(ELeave) CAMMSAudioOutputControl(aPlayer);
+
+ CleanupStack::PushL(self);
+
+ self->ConstructL();
+
+ return self;
+}
+
+// Destructor
+CAMMSAudioOutputControl::~CAMMSAudioOutputControl()
+{
+ DEBUG("AMMS::CAMMSAudioOutputControl::~");
+ if (iAudioOutput)
+ {
+ iAudioOutput->UnregisterObserver(*this);
+ delete iAudioOutput;
+ }
+ if (iAccMonitor)
+ {
+ iAccMonitor ->StopObserving();
+ delete iAccMonitor;
+ }
+}
+
+//set java AudioOutput object
+void CAMMSAudioOutputControl::SetJavaAudioOutputObject(jobject object)
+{
+ DEBUG("AMMS::CAMMSAudioOutputControl::SetJavaAudioOutputObject ");
+ iJavaAudioOutputObj = object;
+ // JNI interface pointer can't be passed to different thread, so
+ // it is needed to get valid JNI interface pointer for Event Server thread
+ iJni = JniEnvWrapper::GetValidJniRef();
+}
+
+void CAMMSAudioOutputControl::ResetJavaAudioOutputObject()
+{
+ DEBUG("AMMS::CAMMSAudioOutputControl::ResetJavaAudioOutputObject ");
+ jmethodID setOutputModeID = iJni->GetMethodID(
+ iJni->GetObjectClass(iJavaAudioOutputObj),
+ "setOutputMode",
+ "(I)V");
+
+ jint jpref = (jint)GetCurrentPrefInt();
+ iJni->CallVoidMethod(iJavaAudioOutputObj,setOutputModeID,jpref);
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSAudioOutputControl::SetAudioOutput
+// Sets the preference using a linear point scale between 0 and 4.
+// -----------------------------------------------------------------------------
+//
+TInt CAMMSAudioOutputControl::SetAudioOutput(TInt aPreference)
+{
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::SetAudioOutputL %d", aPreference);
+
+ TInt temppreference = 0;
+ DEBUG("AMMS::CAMMSAudioOutputControl::SetAudioOutputL After __ASSERT_DEBUG");
+ // Set a new preference only if it differs from the previous one.
+ if (aPreference != iRoutingUserPreference)
+ {
+ switch (aPreference)
+ {
+ case KNoPriference:
+ {
+ temppreference = SetAudioOutputToMmf(CAudioOutput::ENoPreference);
+ }
+ break;
+ case KAllSpeakers:
+ {
+ temppreference = SetAudioOutputToMmf(CAudioOutput::EAll);
+ }
+ break;
+ case KNoAudioOutput:
+ {
+ temppreference = SetAudioOutputToMmf(CAudioOutput::ENoOutput);
+ }
+ break;
+ case KAudioEarpiece:
+ {
+ temppreference = SetAudioOutputToMmf(CAudioOutput::EPrivate);
+ }
+ break;
+ case KAudioLoudspeaker:
+ {
+ temppreference = SetAudioOutputToMmf(CAudioOutput::EPublic);
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::SetAudioOutputL - = %d", temppreference);
+ return temppreference;
+
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSAudioOutputControl::GetAudioOutput
+// Gets the preference.
+// -----------------------------------------------------------------------------
+TInt CAMMSAudioOutputControl::GetAudioOutput()
+{
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::GetAudioOutput %d", (TInt)iRoutingUserPreference);
+ return (TInt)iRoutingUserPreference;
+}
+
+// ----------------------------------------------------------------------------------------
+// CAMMSAudioOutputControl::GetCurrentPreference
+// Gets the preference.if user preference is not set return the current device preference
+// ----------------------------------------------------------------------------------------
+void CAMMSAudioOutputControl::GetCurrentPreference()
+{
+ // reset the java AudioOutput object with current mode
+ ResetJavaAudioOutputObject();
+}
+
+// ----------------------------------------------------------------------------------------
+// CAMMSAudioOutputControl::GetCurrentPrefInt
+// Gets the preference.if user preference is not set return the current device preference in TInt form
+// ----------------------------------------------------------------------------------------
+
+TInt CAMMSAudioOutputControl::GetCurrentPrefInt()
+{
+ TInt pref ;
+ // get the value of current preference
+ if (iRoutingUserPreference == CAudioOutput::ENoPreference)
+ {
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::GetCurrentPrefInt_if %d", (TInt)iDefaultDevicePreference);
+ pref = GetDeviceDefaultPreference();
+ }
+ else
+ {
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::GetCurrentPrefInt_else %d", (TInt)iRoutingUserPreference);
+ pref = (TInt)iRoutingUserPreference;
+ }
+ return pref;
+}
+// ----------------------------------------------------------------------------------------
+// CAMMSAudioOutputControl::GetDeviceDefaultPreference
+// Gets the current device preference used as default
+// ----------------------------------------------------------------------------------------
+TInt CAMMSAudioOutputControl::GetDeviceDefaultPreference()
+{
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::GetDeviceDefaultPreference %d", (TInt)iDefaultDevicePreference);
+ array.Reset();
+ TInt temp = 0;
+ TRAPD(err,iAccMonitor->GetConnectedAccessoriesL(array));
+ if (err)
+ {
+ temp = -1;
+ }
+ TInt count = array.Count();
+ if (count == 0)
+ {
+ temp = (TInt)CAudioOutput::EPublic;
+ }
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::GetDeviceDefaultPreference :RConnectedAccessories count = %d",count);
+ for (TInt i = 0; i != count; i++)
+ {
+ TAccMonCapability deviceType = array[ i ]->AccDeviceType();
+ if ((deviceType == KAccMonHeadset)||(deviceType == KAccMonBluetooth))
+ {
+ DEBUG("AMMS::CAMMSAudioOutputControl::CreateHeadsetStateObserverL info = Headset Connected ");
+ temp = (TInt)CAudioOutput::EPrivate;
+ break;
+ }
+
+ }
+ return temp;
+}
+// -----------------------------------------------------------------------------
+// CAMMSAudioOutputControl::StateChanged
+// Called when player state is changed.
+// -----------------------------------------------------------------------------
+void CAMMSAudioOutputControl::StateChanged(TInt aState)
+{
+ DEBUG_INT("AMMS::CAMMSAudioOutputControl::StateChanged +, state = %d", aState);
+ playerState = (CMMAPlayer::TPlayerState)aState;
+ if (aState == CMMAPlayer::EStarted)
+ {
+ NotifyJavaOnChange();
+ }
+}
+
+const TDesC& CAMMSAudioOutputControl::ClassName() const
+{
+ DEBUG("CAMMSAudioOutputControl::ClassName");
+ return KAMMSAudioOutputControl;
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSAudioOutputControl::SetPriorityToMmf
+// Scales the given AMMS priority to MMF priority and sets it to MMF.
+// -----------------------------------------------------------------------------
+TInt CAMMSAudioOutputControl::SetAudioOutputToMmf(CAudioOutput::TAudioOutputPreference aPref)
+{
+ DEBUG("AMMS::CAMMSAudioOutputControl::SetAudioOutputToMmfL +");
+ CAudioOutput::TAudioOutputPreference tempPreference = iRoutingUserPreference ;
+ iRoutingUserPreference = aPref;
+ TRAPD(err,CreateNativeAudioOutputControlL();
+ iAudioOutput->SetAudioOutputL(aPref));
+ if (KErrNone != err)
+ {
+ iRoutingUserPreference = tempPreference;
+ TBuf<KEventMessageSize> errorMessage;
+ errorMessage.Format(KErrAudioOutputControlError, err);
+ iPlayer->PostStringEvent(CMMAPlayerEvent::EError, errorMessage);
+ }
+ // if during play user set a preference event should be sent to java
+ if (playerState == CMMAPlayer::EStarted)
+ {
+ NotifyJavaOnChange();
+ }
+ return (TInt)iRoutingUserPreference;
+}
+// -----------------------------------------------------------------------------
+// CAMMSAudioOutputControl::DefaultAudioOutputChanged
+// MAudioOutputObserver's function is implemented to notify about the change in routing preference
+// -----------------------------------------------------------------------------
+
+void CAMMSAudioOutputControl::DefaultAudioOutputChanged(CAudioOutput& /*aAudioOutput*/,
+ CAudioOutput::TAudioOutputPreference /*aNewDefault*/)
+{
+ DEBUG("AMMS::CAMMSAudioOutputControl::DefaultAudioOutputChanged ");
+
+}
+
+void CAMMSAudioOutputControl::NotifyJavaOnChange()
+{
+ TInt tempPref = GetCurrentPrefInt();
+ if (iCurrentPreference == tempPref)
+ {
+ DEBUG("AMMS::CAMMSAudioOutputControl::NotifyJavaOnChange - No Event ");
+ return;
+ }
+ //reset the java side object with the current iCurrentActualPreference
+ ResetJavaAudioOutputObject();
+ iCurrentPreference = tempPref;
+ DEBUG("AMMS::CAMMSAudioOutputControl::NotifyJavaOnChange - Sending Event ");
+ iPlayer->PostObjectEvent(CMMAPlayerEvent::EAudioOutputPreferenceChangeEvent, iJavaAudioOutputObj);
+}
+
+void CAMMSAudioOutputControl::AccMonitorObserverError(TInt /*aError*/)
+{
+ DEBUG("AMMS::CAMMSAudioOutputControl::AccMonitorObserverError");
+}
+// -----------------------------------------------------------------------------
+// CAMMSAudioOutputControl::CAMMSAudioOutputControl
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+CAMMSAudioOutputControl::CAMMSAudioOutputControl(CMMAPlayer* aPlayer)
+ : CAMMSControl(aPlayer),
+ iRoutingUserPreference(CAudioOutput::ENoPreference)
+{
+}
+// HEADSET CONNECTED OR NOT
+void CAMMSAudioOutputControl::ConnectedL(CAccMonitorInfo* aAccessoryInfo)
+{ // Reserve memory for the accessory information instance if necessary
+ DEBUG("AMMS::CAMMSAudioOutputControl::ConnectedL +");
+ if (!iAccessoryInfo)
+ {
+ iAccessoryInfo = CAccMonitorInfo::NewL();
+ DEBUG("AMMS::CAMMSAudioOutputControl::ConnectedL iAccessoryInfo created");
+ }
+ // Otherwise just reset accessory information instance
+ else
+ {
+ iAccessoryInfo->Reset();
+ }
+ iAccessoryInfo->CopyL(aAccessoryInfo);
+ TAccMonCapability deviceType = iAccessoryInfo->AccDeviceType() ;
+ if ((deviceType == KAccMonHeadset) || (deviceType == KAccMonBluetooth))
+ {
+ DEBUG("AMMS::CAMMSAudioOutputControl::DisconnectedL: Headset connected");
+ //send a callback
+ if (iRoutingUserPreference == (TInt)(CAudioOutput::ENoPreference))
+ {
+ NotifyJavaOnChange();
+ }
+ }
+ DEBUG("AMMS::CAMMSAudioOutputControl::ConnectedL -");
+}
+
+
+void CAMMSAudioOutputControl::DisconnectedL(CAccMonitorInfo* aAccessoryInfo)
+{ // Reserve memory for the accessory information instance if necessary
+
+ DEBUG("AMMS::CAMMSAudioOutputControl::DisconnectedL +");
+ if (!iAccessoryInfo)
+ {
+ iAccessoryInfo = CAccMonitorInfo::NewL();
+ DEBUG("AMMS::CAMMSAudioOutputControl::DisconnectedL: iAccessoryInfo created");
+ }
+ else
+ {
+ iAccessoryInfo->Reset();
+ }
+ iAccessoryInfo->CopyL(aAccessoryInfo);
+ TAccMonCapability deviceType = iAccessoryInfo->AccDeviceType();
+ if ((deviceType == KAccMonHeadset)||(deviceType == KAccMonBluetooth))
+ {
+ DEBUG("AMMS::CAMMSAudioOutputControl::DisconnectedL: Headset Disconnected");
+ //send a callback
+ if (iRoutingUserPreference == (TInt)(CAudioOutput::ENoPreference))
+ {
+ NotifyJavaOnChange();
+ }
+ }
+ DEBUG("AMMS::CAMMSAudioOutputControl::DisconnectedL -");
+}
+
+// start observing headset connection disconnection
+
+void CAMMSAudioOutputControl::CreateHeadsetStateObserverL()
+{
+ // Headset connection and disconnection
+ iAccessoryInfo = NULL;
+ capabilityArray.Append(KAccMonHeadset);
+ capabilityArray.Append(KAccMonBluetooth);
+
+ iAccMonitor = CAccMonitor::NewL();
+ iDefaultDevicePreference = (CAudioOutput::TAudioOutputPreference)GetDeviceDefaultPreference();
+ iCurrentPreference = (TInt)iDefaultDevicePreference;
+ TBool isObserving = iAccMonitor->IsObserving();
+ if (!isObserving)
+ {
+ iAccMonitor->StartObservingL(this, capabilityArray);
+ }
+}
+
+// end CreateHeadsetStateObserver
+
+// -----------------------------------------------------------------------------
+// CAMMSPlayerStateListener::ConstructL
+// 2nd phase constructor.
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+void CAMMSAudioOutputControl::ConstructL()
+{
+ DEBUG("AMMS::CAMMSAudioOutputControl::ConstructL +");
+ // create an observer to notify the state of headset
+ //and initialize iDefaultDevicePreference with CAudioOutput::EPrivate if headset is connected.
+ CreateHeadsetStateObserverL();
+ iPlayer->AddStateListenerL(this);
+}
+
+void CAMMSAudioOutputControl::CreateNativeAudioOutputControlL()
+{
+ if (iAudioOutput)
+ {
+ return;
+ }
+
+ if (iPlayer->Type() == KMMAMIDIPlayer)
+ {
+ CMMAMIDIPlayer* mmaMIDIPlayer =
+ reinterpret_cast< CMMAMIDIPlayer* >(iPlayer);
+ iAudioOutput = CAudioOutput::NewL(*(mmaMIDIPlayer->MidiClient()));
+ }
+ else if (iPlayer->Type() == KMMAAudioPlayer)
+ {
+ MCustomCommand* customCommandUtility = (MCustomCommand *)CreateCustomCommandUtilityL();
+ // Create the CAudioOutput Object to handle the audio routing
+ iAudioOutput = CAudioOutput::NewL(*customCommandUtility);
+ }
+ else if (iPlayer->Type() == KMMAVideoPlayer)
+ {
+ CMMAVideoPlayer* mmaVideoPlayer =
+ reinterpret_cast< CMMAVideoPlayer* >(iPlayer);
+ RMMFController& mmfController = mmaVideoPlayer->Controller();
+ MCustomCommand* customCommandUtility =
+ CAMMSCustomCommandUtility::NewL(mmfController);
+ iAudioOutput = CAudioOutput::NewL(*customCommandUtility);
+ }
+
+ if (iAudioOutput)
+ {
+ iAudioOutput->RegisterObserverL(*this);
+ }
+ else
+ {
+ User::Leave(KErrNotSupported);
+ }
+}
+
+
+// End of File