/*
* 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: 
*
*/

#include <stdio.h>
#include <stdlib.h>
#include <assert.h>

#include "xaplayitf.h"

#include "xaplayitfadaptation.h"

#include "xaplayitfadaptationmmf.h"
#include "xathreadsafety.h"
#include <string.h>

void* vfHandle;

/* XAPlayItfImpl* GetImpl
 * Description: Validate interface pointer and cast it to implementation pointer.
 */
static XAPlayItfImpl* GetImpl(XAPlayItf self)
{
    if(self)
    {
        XAPlayItfImpl* impl = (XAPlayItfImpl*)(*self);
        if(impl && impl == impl->self)
        {
            return impl;
        }
    }
    return NULL;
}

/**
 * Base interface XAPlayItf implementation
 */

/**
 * XAresult XAPlayItfImpl_SetPlayState(XAPlayItf self, XAuint32 state)
 * Description: Requests a transition of the player into the given play state.
 **/
XAresult XAPlayItfImpl_SetPlayState(XAPlayItf self, XAuint32 state)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);
    DEBUG_API_A1("->XAPlayItfImpl_SetPlayState %s",PLAYSTATENAME(state));

    if( !impl || state < XA_PLAYSTATE_STOPPED || state > XA_PLAYSTATE_PLAYING )
    {
        /* invalid parameter */
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_SetPlayState");
        return XA_RESULT_PARAMETER_INVALID;
    }

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_SetPlayState(impl->pObjImpl->curAdaptCtx, state);
        XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
        DEBUG_API("<-XAPlayItfImpl_SetPlayState");
        return ret;		    
    }

	/* check is play state changed, if not do nothing */
    if(state != impl->playbackState)
	{
    	if(state == XA_PLAYSTATE_PLAYING)
    	{
        	XAPlayItfAdaptGST_GetPosition((XAAdaptationGstCtx*)impl->adapCtx, &(impl->lastPosition));
    	}
		ret = XAPlayItfAdaptGST_SetPlayState(impl->adapCtx, state);

		if(ret == XA_RESULT_SUCCESS)
		    {
		    impl->playbackState = state;
		    if(state == XA_PLAYSTATE_STOPPED || state == XA_PLAYSTATE_PAUSED)
		        {
		        impl->isMarkerPosCbSend = XA_BOOLEAN_FALSE;
		        impl->lastPosition = 0;
		        }
		    }
    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
    DEBUG_API("<-XAPlayItfImpl_SetPlayState");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_GetPlayState(XAPlayItf self, XAuint32 *pState)
 * Description: Gets the player's current play state.
 **/
XAresult XAPlayItfImpl_GetPlayState(XAPlayItf self, XAuint32 *pState)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XAPlayItfImpl_GetPlayState");

    if(!impl || !pState)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_GetPlayState");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_GetPlayState(impl->pObjImpl->curAdaptCtx, pState);    
    }
    else
    {
        *pState = impl->playbackState;
    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API_A1("<-XAPlayItfImpl_GetPlayState: %s",PLAYSTATENAME(impl->playbackState));
    return ret;
}

/**
 * XAresult XAPlayItfImpl_GetDuration(XAPlayItf self, XAmillisecond *pMsec)
 * Description: Gets the duration of the current content, in milliseconds.
 **/
XAresult XAPlayItfImpl_GetDuration(XAPlayItf self, XAmillisecond *pMsec)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);
    DEBUG_API("->XAPlayItfImpl_GetDuration");

    if(!impl || !pMsec)
    {
        /* invalid parameter */
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_GetDuration");
        return XA_RESULT_PARAMETER_INVALID;
    }

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_GetDuration(impl->pObjImpl->curAdaptCtx, pMsec);
    }
    else
    {
        ret = XAPlayItfAdaptGST_GetDuration((XAAdaptationGstCtx*)impl->adapCtx, pMsec);
    }
    
    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlayItfImpl_GetDuration");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_GetPosition(XAPlayItf self, XAmillisecond *pMsec)
 * Description: Returns the current position of the playback head relative
 * to the beginning of the content.
 **/
XAresult XAPlayItfImpl_GetPosition(XAPlayItf self, XAmillisecond *pMsec)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);
 
    DEBUG_API("->XAPlayItfImpl_GetPosition");

    if(!impl || !pMsec)
    {
        /* invalid parameter */
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_GetPosition");
        return XA_RESULT_PARAMETER_INVALID;
    }

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_GetPosition(impl->pObjImpl->curAdaptCtx, pMsec);
    }
    else
    {

        if ( impl->playbackState == XA_PLAYSTATE_STOPPED )
        {
    	    *pMsec = 0;
    	    DEBUG_API("<-XAPlayItfImpl_GetPosition");
            XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );    	
    	    return XA_RESULT_SUCCESS;
        }
        ret = XAPlayItfAdaptGST_GetPosition((XAAdaptationGstCtx*)impl->adapCtx, pMsec);
	}

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
    DEBUG_API("<-XAPlayItfImpl_GetPosition");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_RegisterCallback(XAPlayItf self, xaPlayCallback callback,
 *                                         void *pContext)
 * Description: Sets the playback callback function.
 **/
XAresult XAPlayItfImpl_RegisterCallback(XAPlayItf self, xaPlayCallback callback,
                                        void *pContext)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XAPlayItfImpl_RegisterCallback");
    if(!impl)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_RegisterCallback");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }

    /* callback may be NULL (to remove callback) */
    impl->callback = callback;
    impl->cbcontext = pContext;
    impl->cbPtrToSelf = self;

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_RegisterCallback(impl->pObjImpl->curAdaptCtx, callback);
    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlayItfImpl_RegisterCallback");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_SetCallbackEventsMask(XAPlayItf self, XAuint32 eventFlags)
 * Description: Enables/disables notification of playback events.
 **/
XAresult XAPlayItfImpl_SetCallbackEventsMask(XAPlayItf self, XAuint32 eventFlags)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XAPlayItfImpl_SetCallbackEventsMask");

    if(!impl || ( eventFlags > (XA_PLAYEVENT_HEADATEND | XA_PLAYEVENT_HEADATMARKER |
                  XA_PLAYEVENT_HEADATNEWPOS | XA_PLAYEVENT_HEADMOVING | XA_PLAYEVENT_HEADSTALLED) ) )
    {
        /* invalid parameter */
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_SetCallbackEventsMask");
        return XA_RESULT_PARAMETER_INVALID;
    }

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    impl->eventFlags = eventFlags;

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_SetCallbackEventsMask(impl->pObjImpl->curAdaptCtx, eventFlags);

	    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
	    DEBUG_API("<-XAPlayItfImpl_SetCallbackEventsMask");
	    return ret;
    }

    /* enable position tracking if client wants so */
    if( (eventFlags & (XA_PLAYEVENT_HEADATMARKER | XA_PLAYEVENT_HEADATNEWPOS))
        &&  impl->adapCtx && !impl->positionupdateOn)
        {
        ret = XAPlayItfAdapt_EnablePositionTracking((XAAdaptationGstCtx*)impl->adapCtx, XA_BOOLEAN_TRUE);
        if( ret == XA_RESULT_SUCCESS )
        {
            impl->positionupdateOn = XA_BOOLEAN_TRUE;
        }
    }
    else if( !(eventFlags & (XA_PLAYEVENT_HEADATMARKER | XA_PLAYEVENT_HEADATNEWPOS))
            &&  impl->adapCtx && impl->positionupdateOn)
    {
        ret = XAPlayItfAdapt_EnablePositionTracking((XAAdaptationGstCtx*)impl->adapCtx, XA_BOOLEAN_FALSE);
        if( ret == XA_RESULT_SUCCESS )
        {
            impl->positionupdateOn = XA_BOOLEAN_FALSE;
        }
    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
    DEBUG_API("<-XAPlayItfImpl_SetCallbackEventsMask");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_GetCallbackEventsMask(XAPlayItf self, XAuint32 *pEventFlags)
 * Description: Queries for the notification state (enabled/disabled) of playback events.
 **/
XAresult XAPlayItfImpl_GetCallbackEventsMask(XAPlayItf self, XAuint32 *pEventFlags)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XAPlayItfImpl_GetCallbackEventsMask");
    if(!impl || !pEventFlags)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_GetCallbackEventsMask");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }

    *pEventFlags = impl->eventFlags;

    DEBUG_API("<-XAPlayItfImpl_GetCallbackEventsMask");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_SetMarkerPosition(XAPlayItf self, XAmillisecond mSec)
 * Description: Sets the position of the playback marker.
 **/
XAresult XAPlayItfImpl_SetMarkerPosition(XAPlayItf self, XAmillisecond mSec)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAmillisecond duration = 0;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API_A1("->XAPlayItfImpl_SetMarkerPosition: %lu ms", mSec);

    /* Get duration of the content */
    if(XAPlayItfImpl_GetDuration(self, &duration) != XA_RESULT_SUCCESS)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_SetMarkerPosition");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }


    if(!impl || mSec > duration)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_SetMarkerPosition");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }

    impl->markerPosition = mSec;
    impl->isMarkerPosCbSend = XA_BOOLEAN_FALSE;

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_SetMarkerPosition(impl->pObjImpl->curAdaptCtx, mSec);
    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlayItfImpl_SetMarkerPosition");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_ClearMarkerPosition(XAPlayItf self)
 * Description: Clears marker.
 **/
XAresult XAPlayItfImpl_ClearMarkerPosition(XAPlayItf self)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XAPlayItfImpl_ClearMarkerPosition");
    if(!impl)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_ClearMarkerPosition");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }

    impl->isMarkerPosCbSend = XA_BOOLEAN_FALSE;
    impl->markerPosition = NO_POSITION;

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_ClearMarkerPosition(impl->pObjImpl->curAdaptCtx);
    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlayItfImpl_ClearMarkerPosition");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_GetMarkerPosition(XAPlayItf self, XAmillisecond *pMsec)
 * Description: Queries the position of playback marker.
 **/
XAresult XAPlayItfImpl_GetMarkerPosition(XAPlayItf self, XAmillisecond *pMsec)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XAPlayItfImpl_GetMarkerPosition");
    if(!impl || !pMsec)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_GetMarkerPosition");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }

    if(impl->markerPosition == NO_POSITION)
    {
        DEBUG_ERR("XA_RESULT_PRECONDITIONS_VIOLATED");
        DEBUG_API("<-XAPlayItfImpl_GetMarkerPosition");
        /*marker is not set */
        return XA_RESULT_PRECONDITIONS_VIOLATED;
    }

    *pMsec = impl->markerPosition;

    DEBUG_API("<-XAPlayItfImpl_GetMarkerPosition");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_SetPositionUpdatePeriod(XAPlayItf self, XAmillisecond mSec)
 * Description: Sets the interval between periodic position notifications.
 **/
XAresult XAPlayItfImpl_SetPositionUpdatePeriod(XAPlayItf self, XAmillisecond mSec)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API_A1("->XAPlayItfImpl_SetPositionUpdatePeriod, %lu mSec", mSec);
    if(!impl )
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_SetPositionUpdatePeriod");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }
    impl->positionUpdatePeriod = mSec;

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        ret = XAPlayItfAdaptMMF_SetPositionUpdatePeriod(impl->pObjImpl->curAdaptCtx, mSec);
    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlayItfImpl_SetPositionUpdatePeriod");
    return ret;
}

/**
 * XAresult XAPlayItfImpl_GetPositionUpdatePeriod(XAPlayItf self, XAmillisecond *pMsec)
 * Description: Queries the interval between periodic position notifications.
 **/
XAresult XAPlayItfImpl_GetPositionUpdatePeriod(XAPlayItf self, XAmillisecond *pMsec)
{
    XAresult ret = XA_RESULT_SUCCESS;
    XAPlayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XAPlayItfImpl_GetPositionUpdatePeriod");
    if(!impl || !pMsec)
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        DEBUG_API("<-XAPlayItfImpl_GetPositionUpdatePeriod");
        /* invalid parameter */
        return XA_RESULT_PARAMETER_INVALID;
    }

    *pMsec = impl->positionUpdatePeriod;

    DEBUG_API("<-XAPlayItfImpl_GetPositionUpdatePeriod");
    return ret;
}


/**
 * XAPlayItfImpl -specific methods
 **/

/**
 * XAPlayItfImpl* XAPlayItfImpl_Create()
 * Description: Allocate and initialize PlayItfImpl
 **/
XAPlayItfImpl* XAPlayItfImpl_Create( XAMediaPlayerImpl *impl )
{
    XAPlayItfImpl *self;

    DEBUG_API("->XAPlayItfImpl_Create");
    self = (XAPlayItfImpl*)calloc(1,sizeof(XAPlayItfImpl));
    if(self)
    {
        /* init itf default implementation */
        self->itf.ClearMarkerPosition = XAPlayItfImpl_ClearMarkerPosition;
        self->itf.GetCallbackEventsMask = XAPlayItfImpl_GetCallbackEventsMask;
        self->itf.GetDuration = XAPlayItfImpl_GetDuration;
        self->itf.GetMarkerPosition = XAPlayItfImpl_GetMarkerPosition;
        self->itf.GetPlayState = XAPlayItfImpl_GetPlayState;
        self->itf.GetPosition = XAPlayItfImpl_GetPosition;
        self->itf.GetPositionUpdatePeriod = XAPlayItfImpl_GetPositionUpdatePeriod;
        self->itf.RegisterCallback = XAPlayItfImpl_RegisterCallback;
        self->itf.SetCallbackEventsMask = XAPlayItfImpl_SetCallbackEventsMask;
        self->itf.SetMarkerPosition = XAPlayItfImpl_SetMarkerPosition;
        self->itf.SetPlayState = XAPlayItfImpl_SetPlayState;
        self->itf.SetPositionUpdatePeriod = XAPlayItfImpl_SetPositionUpdatePeriod;

        /* init variables */
        self->callback = NULL;
        self->cbcontext = NULL;
        self->playbackState = XA_PLAYSTATE_STOPPED;
        self->eventFlags = 0;
        self->markerPosition = NO_POSITION;
        self->positionUpdatePeriod = PLAYITF_DEFAULT_UPDATE_PERIOD;
        self->lastPosition = START_POSITION;
        /*self->adapCtx = impl->curAdaptCtx;*/
        self->pObjImpl = impl;
        self->cbPtrToSelf = NULL;
        self->isMarkerPosCbSend = XA_BOOLEAN_FALSE;
        
/*        XAAdaptationBase_AddEventHandler( self->adapCtx, &XAPlayItfImpl_AdaptCb, XA_PLAYITFEVENTS, self );*/
        XAAdaptationBase_AddEventHandler( self->pObjImpl->curAdaptCtx, &XAPlayItfImpl_AdaptCb, XA_PLAYITFEVENTS, self );

        self->self = self;
    }

    DEBUG_API("<-XAPlayItfImpl_Create");
    return self;
}

/* void XAPlayItfImpl_Free(XAPlayItfImpl* self)
 * Description: Free all resources reserved at XAPlayItfImpl_Create
 */
void XAPlayItfImpl_Free(XAPlayItfImpl* self)
{
    DEBUG_API("->XAPlayItfImpl_Free");
    assert(self==self->self);
/*    XAAdaptationBase_RemoveEventHandler( self->adapCtx, &XAPlayItfImpl_AdaptCb );*/
    XAAdaptationBase_RemoveEventHandler( self->pObjImpl->curAdaptCtx, &XAPlayItfImpl_AdaptCb );
    free(self);
    DEBUG_API("<-XAPlayItfImpl_Free");
}

/* void XAPlayItfImpl_AdaptCb
 * Description: Listen changes in adaptation
 */
void XAPlayItfImpl_AdaptCb( void *pHandlerCtx, XAAdaptEvent *event )
{
    XAPlayItfImpl* impl = (XAPlayItfImpl*)pHandlerCtx;
    XAuint32 newpos = 0;

    DEBUG_API("->XAPlayItfImpl_AdaptCb");
    XA_IMPL_THREAD_SAFETY_ENTRY_FOR_VOID_FUNCTIONS( XATSMediaPlayer );
    if(!impl)
    {
        DEBUG_ERR("XAPlayItfImpl_AdaptCb, invalid context pointer!");
        DEBUG_API("<-XAPlayItfImpl_AdaptCb");
        XA_IMPL_THREAD_SAFETY_EXIT_FOR_VOID_FUNCTIONS( XATSMediaPlayer );
        return;
    }
    assert(event);

    if(impl->pObjImpl->curAdaptCtx->fwtype == FWMgrFWMMF)
    {
        impl->callback(impl->cbPtrToSelf, impl->cbcontext, event->eventid);
        DEBUG_API("<-XAPlayItfImpl_AdaptCb");
        XA_IMPL_THREAD_SAFETY_EXIT_FOR_VOID_FUNCTIONS( XATSMediaPlayer );
        return;
    }

    /* check position update events */
    if( event->eventid == XA_ADAPT_POSITION_UPDATE_EVT )
    {
        assert(event->data);
        newpos = *((XAuint32*)(event->data));
        DEBUG_API_A1("Position update from adaptation: new position %lu ms",newpos);

        /* Check is looping start file playing before marker position */
        if(newpos < impl->markerPosition || impl->lastPosition > newpos)
        {
        	DEBUG_INFO("Restart looping, clear marker position callback flag.");
            impl->isMarkerPosCbSend = XA_BOOLEAN_FALSE;
        }

        /* check if marker passed and callback needed */
        if( (impl->markerPosition != NO_POSITION) &&
            (impl->eventFlags & XA_PLAYEVENT_HEADATMARKER) )
        {
            if( impl->callback &&
                (
                  ((impl->lastPosition < impl->markerPosition) &&
                  (newpos > impl->markerPosition))
                  ||
                  (newpos == impl->markerPosition)
                )
              )
            {
                /* Check is callback already send */
                if( impl->isMarkerPosCbSend != XA_BOOLEAN_TRUE )
                {
                    impl->callback(impl->cbPtrToSelf, impl->cbcontext, XA_PLAYEVENT_HEADATMARKER);
                    impl->isMarkerPosCbSend = XA_BOOLEAN_TRUE;
                }
            }
        }
        /* check if update period passed and callback needed */
        if( (impl->positionUpdatePeriod > 0) &&
            (impl->eventFlags & XA_PLAYEVENT_HEADATNEWPOS) &&
            impl->callback )
        {
            if( (XAuint32)((impl->lastPosition)/(impl->positionUpdatePeriod )) <
                (XAuint32)(newpos/(impl->positionUpdatePeriod )) )
            {
                impl->callback(impl->cbPtrToSelf, impl->cbcontext, XA_PLAYEVENT_HEADATNEWPOS);
            }
        }
        /* store position */
        impl->lastPosition = newpos;
    }

    /* check other events */
    else if( event->eventid == XA_PLAYEVENT_HEADATEND )
    {
        impl->playbackState = XA_PLAYSTATE_STOPPED;
        impl->lastPosition=0;
        /* send callback if needed */
        if( (XA_PLAYEVENT_HEADATEND & impl->eventFlags) && impl->callback )
        {
            impl->callback(impl->cbPtrToSelf, impl->cbcontext, XA_PLAYEVENT_HEADATEND);
        }
    }
    else if( event->eventid == XA_PLAYEVENT_HEADSTALLED )
    {
        impl->playbackState = XA_PLAYSTATE_PAUSED;
        if(impl->adapCtx->fwtype == FWMgrFWMMF)
            {
            //XAPlayItfAdaptMMF_GetPosition((XAAdaptationGstCtx*)impl->adapCtx, &(impl->lastPosition));
            }
        else
            {
            XAPlayItfAdaptGST_GetPosition((XAAdaptationGstCtx*)impl->adapCtx, &(impl->lastPosition));
            }        
        /* send callback if needed */
        if( (XA_PLAYEVENT_HEADSTALLED & impl->eventFlags) && impl->callback )
        {
            impl->callback(impl->cbPtrToSelf, impl->cbcontext, XA_PLAYEVENT_HEADSTALLED);
        }
    }
    else if( event->eventid == XA_PLAYEVENT_HEADMOVING )
    {
        impl->playbackState = XA_PLAYSTATE_PLAYING;
        /* send callback if needed */
        if( (XA_PLAYEVENT_HEADMOVING & impl->eventFlags) && impl->callback )
        {
            impl->callback(impl->cbPtrToSelf, impl->cbcontext, XA_PLAYEVENT_HEADMOVING);
        }
    }
    else
    {
        /* do nothing */
    }

    DEBUG_API("<-XAPlayItfImpl_AdaptCb");
    XA_IMPL_THREAD_SAFETY_EXIT_FOR_VOID_FUNCTIONS( XATSMediaPlayer );
}