/*

* 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 "xaplaybackrateitf.h"

#ifdef _GSTREAMER_BACKEND_  

#include "XAPlaybackRateItfAdaptation.h"

#endif

#include "xathreadsafety.h"

static XAPlaybackRateItfImpl* GetImpl(XAPlaybackRateItf self)

{

    if(self)

    {

        XAPlaybackRateItfImpl *impl = (XAPlaybackRateItfImpl*)(*self);

        if(impl && impl == impl->self)

        {

            return impl;

        }

    }

    return NULL;

}

/**

 * Base interface XAPlaybackRateItf implementation

 */

XAresult XAPlaybackRateItfImpl_SetRate(XAPlaybackRateItf self, XApermille rate)

{

    XAresult res = XA_RESULT_SUCCESS;

    XAPlaybackRateItfImpl *impl = GetImpl(self);

    DEBUG_API("->XAPlaybackRateItfImpl_SetRate");

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if( !impl )

    {

        XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XAPlaybackRateItfImpl_SetRate");

        return XA_RESULT_PARAMETER_INVALID;

    }

#ifdef _GSTREAMER_BACKEND_

    res = XAPlaybackRateItfAdapt_SetRate(impl->adaptCtx, rate);

#endif

    if(res == XA_RESULT_SUCCESS)

    {

        impl->currentRate = rate;

    }

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlaybackRateItfImpl_SetRate");

    return res;

}

XAresult XAPlaybackRateItfImpl_GetRate(XAPlaybackRateItf self, XApermille *pRate)

{

    XAresult res = XA_RESULT_SUCCESS;

    XAPlaybackRateItfImpl *impl = GetImpl(self);

    DEBUG_API("->XAPlaybackRateItfImpl_GetRate");

    if( !impl || !pRate )

    {

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XAPlaybackRateItfImpl_GetRate");

        return XA_RESULT_PARAMETER_INVALID;

    }

    *pRate = impl->currentRate;

    DEBUG_API("<-XAPlaybackRateItfImpl_GetRate");

    return res;

}

XAresult XAPlaybackRateItfImpl_SetPropertyConstraints(XAPlaybackRateItf self,

                                                        XAuint32 constraints)

{

    XAresult res = XA_RESULT_SUCCESS;

    XAPlaybackRateItfImpl *impl = GetImpl(self);

    DEBUG_API("->XAPlaybackRateItfImpl_SetPropertyConstraints");

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if( !impl )

    {

        XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XAPlaybackRateItfImpl_SetPropertyConstraints");

        return XA_RESULT_PARAMETER_INVALID;

    }

#ifdef _GSTREAMER_BACKEND_

    /* set to adaptation */

    res = XAPlaybackRateItfAdapt_SetPropertyConstraints(impl->adaptCtx, constraints);

#endif

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlaybackRateItfImpl_SetPropertyConstraints");

    return res;

}

XAresult XAPlaybackRateItfImpl_GetProperties(XAPlaybackRateItf self,

                                               XAuint32 *pProperties)

{

    XAresult res = XA_RESULT_SUCCESS;

    XAPlaybackRateItfImpl *impl = GetImpl(self);

    DEBUG_API("->XAPlaybackRateItfImpl_GetProperties");

    if( !impl || !pProperties )

    {

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XAPlaybackRateItfImpl_GetProperties");

        return XA_RESULT_PARAMETER_INVALID;

    }

#ifdef _GSTREAMER_BACKEND_

    /* needs to be queried from adaptation */

    res = XAPlaybackRateItfAdapt_GetProperties(impl->adaptCtx, pProperties);

#endif

    DEBUG_API("<-XAPlaybackRateItfImpl_GetProperties");

    return res;

}

XAresult XAPlaybackRateItfImpl_GetCapabilitiesOfRate(XAPlaybackRateItf self,

                                                       XApermille rate,

                                                       XAuint32 *pCapabilities)

{

    XAresult res = XA_RESULT_SUCCESS;

    XAPlaybackRateItfImpl *impl = GetImpl(self);

    DEBUG_API("->XAPlaybackRateItfImpl_GetCapabilitiesOfRate");

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if( !impl || !pCapabilities )

    {

        XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XAPlaybackRateItfImpl_GetCapabilitiesOfRate");

        return XA_RESULT_PARAMETER_INVALID;

    }

#ifdef _GSTREAMER_BACKEND_

    /* needs to be queried from adaptation */

    res = XAPlaybackRateItfAdapt_GetCapabilitiesOfRate(impl->adaptCtx, rate, pCapabilities);

#endif

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlaybackRateItfImpl_GetCapabilitiesOfRate");

    return res;

}

XAresult XAPlaybackRateItfImpl_GetRateRange(XAPlaybackRateItf self,

                                              XAuint8 index,

                                              XApermille *pMinRate,

                                              XApermille *pMaxRate,

                                              XApermille *pStepSize,

                                              XAuint32 *pCapabilities)

{

    XAresult res = XA_RESULT_SUCCESS;

    XAPlaybackRateItfImpl *impl = GetImpl(self);

    DEBUG_API("->XAPlaybackRateItfImpl_GetRateRange");

    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );

    if( !impl || !pMinRate || !pMaxRate || !pStepSize || !pCapabilities )

    {

        XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XAPlaybackRateItfImpl_GetRateRange");

        return XA_RESULT_PARAMETER_INVALID;

    }

#ifdef _GSTREAMER_BACKEND_

    /* needs to be queried from adaptation */

    res = XAPlaybackRateItfAdapt_GetRateRange(impl->adaptCtx, index, pMinRate,

                                              pMaxRate,pStepSize, pCapabilities);

#endif

    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );

    DEBUG_API("<-XAPlaybackRateItfImpl_GetRateRange");

    return res;

}

/**

 * XAPlaybackRateItfImpl -specific methods

 **/

#ifdef _GSTREAMER_BACKEND_

/**

 * XAPlaybackRateItfImpl* XAPlaybackRateItfImpl_Create();

 * @return  XAPlaybackRateItfImpl* - Pointer to  PlaybackRateItf interface implementation

 **/

XAPlaybackRateItfImpl* XAPlaybackRateItfImpl_Create( XAAdaptationBaseCtx *adaptCtx )

{

    XAPlaybackRateItfImpl *self = (XAPlaybackRateItfImpl*)

        calloc(1,sizeof(XAPlaybackRateItfImpl));

    DEBUG_API("->XAPlaybackRateItfImpl_Create");

    if(self)

    {

        /* init itf default implementation */

        self->itf.GetCapabilitiesOfRate = XAPlaybackRateItfImpl_GetCapabilitiesOfRate;

        self->itf.GetProperties = XAPlaybackRateItfImpl_GetProperties;

        self->itf.GetRate = XAPlaybackRateItfImpl_GetRate;

        self->itf.GetRateRange = XAPlaybackRateItfImpl_GetRateRange;

        self->itf.SetPropertyConstraints = XAPlaybackRateItfImpl_SetPropertyConstraints;

        self->itf.SetRate = XAPlaybackRateItfImpl_SetRate;

        /* init variables */

        self->adaptCtx = adaptCtx;

        self->currentRate = 1000;

        self->self = self;

    }

    DEBUG_API("<-XAPlaybackRateItfImpl_Create");

    return self;

}

#endif

/**

 * void XAPlaybackRateItfImpl_Free(XAPlaybackRateItfImpl* self);

 * @param  XAPlaybackRateItfImpl* self -

 **/

void XAPlaybackRateItfImpl_Free(XAPlaybackRateItfImpl* self)

{

    DEBUG_API("->XAPlaybackRateItfImpl_Free");

    assert(self==self->self);

    free(self);

    DEBUG_API("<-XAPlaybackRateItfImpl_Free");

}