/*

* 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 "xamediaplayeradaptctxmmf.h"

#include "xaplaybackrateitfadaptationmmf.h"

#include "xaplayitfadaptationmmf.h"

#include "cmmfbackendengine.h"

/*XA_RATEPROP_STAGGEREDVIDEO,XA_RATEPROP_SMOOTHVIDEO,XA_RATEPROP_SILENTAUDIO,

  XA_RATEPROP_STAGGEREDAUDIO,XA_RATEPROP_NOPITCHCORAUDIO,XA_RATEPROP_PITCHCORAUDIO*/

#define SUPPORTEDPROPS (XA_RATEPROP_STAGGEREDVIDEO | XA_RATEPROP_SILENTAUDIO)

/* NOTE: currently rewind rates do not seem to work */

#define MINRATE (-1000)

#define MAXRATE 4000

/*

 * XAresult XAPlaybackRateItfAdapt_SetRate(XAAdaptationGstCtx *bCtx, XApermille rate)

 * @param XAAdaptationGstCtx *bCtx - Adaptation context, this will be casted to correct type regarding to contextID value

 * @param XApermille rate - new playback rate in permilles of original speed

 * @return XAresult ret - Success value

 */

XAresult XAPlaybackRateItfAdaptMMF_SetRate(XAAdaptationMMFCtx *bCtx, XApermille rate)

{

    XAresult ret = XA_RESULT_SUCCESS;

    XAMediaPlayerAdaptationMMFCtx* mCtx = (XAMediaPlayerAdaptationMMFCtx*) bCtx;

    DEBUG_API_A1("->XAPlaybackRateItfAdaptMMF_SetRate %d permilles", rate);

    if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )

    {

        DEBUG_ERR("Invalid context!");

        return XA_RESULT_PARAMETER_INVALID;

    }

    if( rate<MINRATE || rate>MAXRATE )

    {

        DEBUG_ERR("Invalid rate!");

        return XA_RESULT_PARAMETER_INVALID;

    }

    ret = mmf_playbackrateitf_set_playbackrate(mCtx->mmfContext, rate/10);

    if(ret == XA_RESULT_SUCCESS)

        {

        mCtx->playrate = rate/10;

        if(mCtx->playrate == 0 || mCtx->playrate == 100)

            {

            mCtx->rateprops = XA_RATEPROP_SMOOTHVIDEO | XA_RATEPROP_NOPITCHCORAUDIO;

            }

        else

            {

            mCtx->rateprops = SUPPORTEDPROPS; 

            }

        }

    DEBUG_API("<-XAPlaybackRateItfAdaptMMF_SetRate");

    return ret;

}

/*

 * XAresult XAPlaybackRateItfAdaptMMF_SetPropertyConstraints(XAAdaptationMMFCtx *bCtx,

 *                                                       XAuint32 constraints)

 */

XAresult XAPlaybackRateItfAdaptMMF_SetPropertyConstraints(XAAdaptationMMFCtx *bCtx,

                                                       XAuint32 constraints)

{

    XAresult ret = XA_RESULT_SUCCESS;

    XAuint32 capabilities;

    XAMediaPlayerAdaptationMMFCtx* mCtx = NULL;

    DEBUG_API("->XAPlaybackRateItfAdaptMMF_SetPropertyConstraints");

    if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )

    {

        DEBUG_ERR("Invalid context!");

        return XA_RESULT_PARAMETER_INVALID;

    }

    mCtx = (XAMediaPlayerAdaptationMMFCtx*) bCtx;

    ret = XAPlaybackRateItfAdaptMMF_GetCapabilitiesOfRate(bCtx,mCtx->playrate,&capabilities);

    if( (constraints & capabilities ) == 0 )

    {

        DEBUG_ERR("constraints cannot be satisfied!!");

        ret = XA_RESULT_FEATURE_UNSUPPORTED;

    }

    else

    {

        mCtx->rateprops = capabilities & constraints;

    }

    DEBUG_API("<-XAPlaybackRateItfAdaptMMF_SetPropertyConstraints");

    return ret;

}

/*

 * XAresult XAPlaybackRateItfAdaptMMF_GetProperties(XAAdaptationMMFCtx *bCtx,

 *                                              XAuint32 *pProperties)

 */

XAresult XAPlaybackRateItfAdaptMMF_GetProperties(XAAdaptationMMFCtx *bCtx,

                                               XAuint32 *pProperties)

{

    XAresult ret = XA_RESULT_SUCCESS;

    XAMediaPlayerAdaptationMMFCtx* mCtx = NULL;

    DEBUG_API("->XAPlaybackRateItfAdaptMMF_GetProperties");

    if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )

    {

        DEBUG_ERR("Invalid context!");

        return XA_RESULT_PARAMETER_INVALID;

    }

    mCtx = (XAMediaPlayerAdaptationMMFCtx*) bCtx;

    *pProperties = mCtx->rateprops;

    DEBUG_API("<-XAPlaybackRateItfAdaptMMF_GetProperties");

    return ret;

}

XAresult XAPlaybackRateItfAdaptMMF_GetCapabilitiesOfRate(XAAdaptationMMFCtx *bCtx,

                                                       XApermille rate,

                                                       XAuint32 *pCapabilities)

{

    XAresult ret = XA_RESULT_SUCCESS;

    DEBUG_API("->XAPlaybackRateItfAdaptMMF_GetCapabilitiesOfRate");

    if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation || !pCapabilities)

    {

        DEBUG_ERR("Invalid context!");

        return XA_RESULT_PARAMETER_INVALID;

    }

    if( rate < MINRATE || rate > MAXRATE )

    {

        DEBUG_ERR("Invalid rate!");

        *pCapabilities = 0;

        ret = XA_RESULT_PARAMETER_INVALID;

    }

    else

    {

        if(rate == 0 || rate == 1000)

            {

            *pCapabilities = XA_RATEPROP_SMOOTHVIDEO | XA_RATEPROP_NOPITCHCORAUDIO;

            }

        else

            {

            *pCapabilities = XA_RATEPROP_STAGGEREDVIDEO | XA_RATEPROP_SILENTAUDIO;

            }

    }

    DEBUG_API("<-XAPlaybackRateItfAdaptMMF_GetCapabilitiesOfRate");

    return ret;

}

XAresult XAPlaybackRateItfAdaptMMF_GetRateRange(XAAdaptationMMFCtx *bCtx,

                                             XAuint8 index,

                                             XApermille *pMinRate,

                                             XApermille *pMaxRate,

                                             XApermille *pStepSize,

                                             XAuint32 *pCapabilities)

{

    XAresult ret = XA_RESULT_SUCCESS;

    XAMediaPlayerAdaptationMMFCtx* mCtx;

    XAboolean forward = XA_BOOLEAN_FALSE;

    XAboolean backward = XA_BOOLEAN_FALSE;

    XAuint8 allowedindex = 0;

    DEBUG_API("->XAPlaybackRateItfAdaptMMF_GetRateRange");

    if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )

    {

        DEBUG_ERR("Invalid context!");

        return XA_RESULT_PARAMETER_INVALID;

    }

    mCtx = (XAMediaPlayerAdaptationMMFCtx*) bCtx;

    ret = mmf_playbackrateitf_get_playbackratecaps(mCtx->mmfContext, &forward, &backward);

    if(ret == XA_RESULT_SUCCESS)

        {

        if(forward == XA_BOOLEAN_TRUE)

            {

            allowedindex++;

            }

        if(backward == XA_BOOLEAN_TRUE)

            {

            allowedindex++;

            }

        if( index > allowedindex )

            {

            ret = XA_RESULT_PARAMETER_INVALID;

            }

        else

            {

            switch(index)

                {

                case 0:

                    {

                    *pMinRate = 0;

                    *pMaxRate = 1000;

                    *pStepSize = 0; /* continuous range */

                    *pCapabilities = XA_RATEPROP_SMOOTHVIDEO | XA_RATEPROP_NOPITCHCORAUDIO;

                    break;

                    }

                case 1:

                    {

                    *pMinRate = 2000;

                    *pMaxRate = 4000;

                    *pStepSize = 0; /* continuous range */

                    *pCapabilities = SUPPORTEDPROPS;

                    break;

                    }

                case 2:

                    {

                    *pMinRate = MINRATE;

                    *pMaxRate = MINRATE;

                    *pStepSize = 0; /* continuous range */

                    *pCapabilities = SUPPORTEDPROPS;

                    break;

                    }

                }

            }

        }

    DEBUG_API("<-XAPlaybackRateItfAdaptMMF_GetRateRange");

    return ret;

}