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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Handles new position timer implementation
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*
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*/
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#include "positionupdatetimer.h"
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#include <mdaaudiosampleplayer.h>
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#include <videoplayer2.h>
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#include <e32math.h>
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extern "C"
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{
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#include "xarecorditfadaptationmmf.h"
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}
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#define RET_ERR_IF_ERR(s) if (s!=KErrNone) return s;
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#define RET_IF_ERR(s) if (s!=KErrNone) return;
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CPositionUpdateTimer::CPositionUpdateTimer(
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CMdaAudioPlayerUtility* aAudioPlayer,
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CVideoPlayerUtility2* aVideoPlayer) :
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CActive(CActive::EPriorityStandard), iAudioPlayer(aAudioPlayer),
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iVideoPlayer(aVideoPlayer)
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{
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CActiveScheduler::Add(this);
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}
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CPositionUpdateTimer::~CPositionUpdateTimer()
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{
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Cancel();
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iTimer.Close();
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}
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CPositionUpdateTimer* CPositionUpdateTimer::NewL(
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CMdaAudioPlayerUtility* aAudioPlayer,
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CVideoPlayerUtility2* aVideoPlayer)
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{
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CPositionUpdateTimer* self = new (ELeave) CPositionUpdateTimer(
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aAudioPlayer, aVideoPlayer);
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CleanupStack::PushL(self);
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self->CostructL();
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CleanupStack::Pop(self);
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return self;
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}
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void CPositionUpdateTimer::CostructL()
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{
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User::LeaveIfError(iTimer.CreateLocal());
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}
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void CPositionUpdateTimer::SetContext(TAny* aCtx)
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{
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iCtx = aCtx;
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}
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void CPositionUpdateTimer::SetPositionUpdatePeriod(XAmillisecond aPos)
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{
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iPositionUpdatePeriod = aPos;
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iDelay = TTimeIntervalMicroSeconds32(aPos * 1000);
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}
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void CPositionUpdateTimer::SetCallbackEventMask(XAuint32 aMask)
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{
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iCallbackEventMask = aMask;
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}
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void CPositionUpdateTimer::RegisterCallback(xaPlayCallback aCallback)
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{
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iCallback = aCallback;
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}
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void CPositionUpdateTimer::UseAudioPlayer()
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{
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iPlayerToUse = static_cast<CBase*> (iAudioPlayer);
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}
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void CPositionUpdateTimer::UseVideoPlayer()
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{
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iPlayerToUse = static_cast<CBase*> (iVideoPlayer);
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}
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void CPositionUpdateTimer::ResetPlayer()
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{
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iPlayerToUse = NULL;
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}
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TInt CPositionUpdateTimer::Start()
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{
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TInt retVal(KErrNone);
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if (IsActive())
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{
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Cancel();
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}
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if ((iCallbackEventMask & XA_PLAYEVENT_HEADATNEWPOS) && iCallback
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&& iPlayerToUse)
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{
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TTimeIntervalMicroSeconds curPlayPos;
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/* Convert milli to micro */
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TTimeIntervalMicroSeconds posUpdatePeriod(iPositionUpdatePeriod
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* 1000);
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TTimeIntervalMicroSeconds32 delay;
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/* Convert milli to micro */
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TReal res;
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TReal p;
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TReal q(posUpdatePeriod.Int64());
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iSyncToPlayHead = ETrue;
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retVal = GetCurrentPlayPosition(iSyncToPlayHeadStartPos);
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RET_ERR_IF_ERR(retVal);
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p = iSyncToPlayHeadStartPos.Int64();
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/* Adjust delay based on current play position
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* user may call this in the middle of playback */
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retVal = Math::Mod(res, p, q);
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RET_ERR_IF_ERR(retVal);
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/* Let the timer go off early and then re-adjust
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* the remaining time based on then current position */
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delay = (posUpdatePeriod.Int64() - res) / 2;
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#ifdef POSITIONUPDATETIMERLOG
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// Keep this block for debugging purposes
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RDebug::Print(_L("CPositionUpdateTimer::RunL:SyncPlayHead[%u]Delay Reset[%u]microSec"),
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iSyncToPlayHeadStartPos.Int64(),
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delay.Int());
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#endif /* POSITIONUPDATETIMERLOG */
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if (delay >= TTimeIntervalMicroSeconds32(0))
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{
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iStatus = KRequestPending;
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iTimer.After(iStatus, delay);
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SetActive();
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}
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}
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return retVal;
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}
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void CPositionUpdateTimer::Stop()
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{
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Cancel();
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}
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void CPositionUpdateTimer::RunL()
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{
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TInt retVal(KErrNone);
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/* Make sure some of the attributes are not unset */
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if ((iStatus == KErrNone) && iCtx && (iCallbackEventMask
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& XA_PLAYEVENT_HEADATNEWPOS) && iCallback && iPlayerToUse)
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{
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TTimeIntervalMicroSeconds curPlayPos;
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if (iSyncToPlayHead)
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{
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retVal = GetCurrentPlayPosition(curPlayPos);
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RET_IF_ERR(retVal);
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/* If the play head hasn't moved, re-start all over again */
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if (curPlayPos == iSyncToPlayHeadStartPos)
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{
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#ifdef POSITIONUPDATETIMERLOG
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RDebug::Print(_L("CPositionUpdateTimer::RunL:CurPlayPos[%u]SyncPlayHead[%u]microSec. Restart"),
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iSyncToPlayHeadStartPos.Int64(),
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curPlayPos.Int64());
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#endif /* POSITIONUPDATETIMERLOG */
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Start();
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return;
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}
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/* Play head has moved. calculate remaining time and set the timer */
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/* Convert milli to micro */
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TTimeIntervalMicroSeconds posUpdatePeriod(iPositionUpdatePeriod
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* 1000);
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TReal res;
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TReal p;
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TReal q(posUpdatePeriod.Int64());
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p = curPlayPos.Int64();
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iSyncToPlayHead = EFalse;
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retVal = Math::Mod(res, p, q);
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RET_IF_ERR(retVal);
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TTimeIntervalMicroSeconds32 delay = (posUpdatePeriod.Int64()
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- res);
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#ifdef POSITIONUPDATETIMERLOG
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RDebug::Print(_L("CPositionUpdateTimer::RunL:CurPlayPos[%u]SyncPlayHead[%u]Delay Reset[%u]microSec"),
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iSyncToPlayHeadStartPos.Int64(),
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curPlayPos.Int64(),
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delay.Int());
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#endif /* POSITIONUPDATETIMERLOG */
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if (delay >= TTimeIntervalMicroSeconds32(0))
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{
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iStatus = KRequestPending;
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iTimer.After(iStatus, delay);
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SetActive();
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}
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return;
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} /* of if (iSyncToPlayHead) */
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#ifdef POSITIONUPDATETIMERLOG
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retVal = GetCurrentPlayPosition(curPlayPos);
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RDebug::Print(_L("CPositionUpdateTimer::RunL:CurPlayPos[%u]microSec. Posting XA_PLAYEVENT_HEADATNEWPOS."), curPlayPos.Int64());
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#endif /* POSITIONUPDATETIMERLOG */
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XAAdaptEvent xaevent =
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{
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XA_PLAYITFEVENTS, XA_PLAYEVENT_HEADATNEWPOS, 0, 0
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};
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XAAdaptationBase_SendAdaptEvents((XAAdaptationBaseCtx*) iCtx,
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&xaevent);
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iStatus = KRequestPending;
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iTimer.After(iStatus, iDelay);
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SetActive();
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}
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}
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void CPositionUpdateTimer::DoCancel()
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{
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iTimer.Cancel();
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}
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TInt CPositionUpdateTimer::RunError(TInt aError)
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{
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return aError;
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}
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TInt CPositionUpdateTimer::GetCurrentPlayPosition(
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TTimeIntervalMicroSeconds& aPos)
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{
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TTimeIntervalMicroSeconds pos;
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TInt err(KErrNone);
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if (iPlayerToUse && (iPlayerToUse == iAudioPlayer))
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{
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iAudioPlayer->GetPosition(aPos);
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}
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else if (iPlayerToUse && (iPlayerToUse == iVideoPlayer))
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{
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TRAP(err, aPos = iVideoPlayer->PositionL());
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}
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return err;
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}
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