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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:
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*
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*/
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#include <gst/gst.h>
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#include "xaadaptationgst.h"
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#include "xamediaplayeradaptctx.h"
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#include "xaplaybackrateitfadaptation.h"
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#include "xaplayitfadaptation.h"
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/*XA_RATEPROP_STAGGEREDVIDEO,XA_RATEPROP_SMOOTHVIDEO,XA_RATEPROP_SILENTAUDIO,
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XA_RATEPROP_STAGGEREDAUDIO,XA_RATEPROP_NOPITCHCORAUDIO,XA_RATEPROP_PITCHCORAUDIO*/
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#define SUPPORTEDPROPS (XA_RATEPROP_SMOOTHVIDEO | XA_RATEPROP_SILENTAUDIO)
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/* NOTE: currently rewind rates do not seem to work */
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#define MINRATE (100)
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#define MAXRATE 8000
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/*
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* XAresult XAPlaybackRateItfAdapt_SetRate(XAAdaptationGstCtx *bCtx, XApermille rate)
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* @param XAAdaptationGstCtx *bCtx - Adaptation context, this will be casted to correct type regarding to contextID value
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* @param XApermille rate - new playback rate in permilles of original speed
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* @return XAresult ret - Success value
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*/
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XAresult XAPlaybackRateItfAdapt_SetRate(XAAdaptationGstCtx *bCtx, XApermille rate)
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{
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XAresult ret = XA_RESULT_SUCCESS;
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XAMediaPlayerAdaptationCtx* mCtx = (XAMediaPlayerAdaptationCtx*) bCtx;
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DEBUG_API_A1("->XAPlaybackRateItfAdapt_SetRate %d permilles", rate);
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if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )
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{
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DEBUG_ERR("Invalid context!");
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return XA_RESULT_PARAMETER_INVALID;
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}
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if( rate<MINRATE || rate>MAXRATE )
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{
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DEBUG_ERR("Invalid rate!");
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return XA_RESULT_PARAMETER_INVALID;
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}
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if(rate != 0)
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{
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mCtx->playrate = ((gdouble)rate)/1000;
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if( GST_STATE(bCtx->bin) < GST_STATE_PAUSED )
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{ /* This should not happen */
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DEBUG_ERR("WARNING: Gst not prerolled yet!");
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}
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else
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{
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/* apply immediately */
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XAAdaptationGst_PrepareAsyncWait(bCtx);
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DEBUG_INFO_A1("Apply new playrate %f.", mCtx->playrate);
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if(!gst_element_seek( bCtx->bin, mCtx->playrate, GST_FORMAT_TIME,
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(GstSeekFlags)(GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE),
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GST_SEEK_TYPE_NONE, 0,
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GST_SEEK_TYPE_NONE, -1))
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{
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DEBUG_ERR("WARN: gst reports seek not handled");
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}
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/* flushed seeks always asynchronous */
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XAAdaptationGst_StartAsyncWait(bCtx);
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DEBUG_INFO("New playrate handled.")
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bCtx->waitingasyncop = XA_BOOLEAN_FALSE;
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}
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}
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else
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{ /* Gst do not accept rate of 0, pause instead */
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mCtx->playrate = 1.0;
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if( GST_STATE(bCtx->bin) > GST_STATE_PAUSED )
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{
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DEBUG_ERR("Pause playback");
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XAPlayItfAdaptGST_SetPlayState((XAAdaptationBaseCtx *)bCtx, XA_PLAYSTATE_PAUSED);
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}
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}
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DEBUG_API("<-XAPlaybackRateItfAdapt_SetRate");
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return ret;
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}
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/*
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* XAresult XAPlaybackRateItfAdapt_SetPropertyConstraints(XAAdaptationGstCtx *bCtx,
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* XAuint32 constraints)
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*/
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XAresult XAPlaybackRateItfAdapt_SetPropertyConstraints(XAAdaptationGstCtx *bCtx,
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XAuint32 constraints)
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{
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XAresult ret = XA_RESULT_SUCCESS;
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XAMediaPlayerAdaptationCtx* mCtx = NULL;
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DEBUG_API("->XAPlaybackRateItfAdapt_SetPropertyConstraints");
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if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )
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{
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DEBUG_ERR("Invalid context!");
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return XA_RESULT_PARAMETER_INVALID;
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}
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mCtx = (XAMediaPlayerAdaptationCtx*) bCtx;
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if( (constraints & SUPPORTEDPROPS ) == 0 )
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{
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DEBUG_ERR("constraints cannot be satisfied!!");
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ret = XA_RESULT_FEATURE_UNSUPPORTED;
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}
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else
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{
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mCtx->rateprops = SUPPORTEDPROPS & constraints;
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}
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DEBUG_API("<-XAPlaybackRateItfAdapt_SetPropertyConstraints");
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return ret;
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}
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/*
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* XAresult XAPlaybackRateItfAdapt_GetProperties(XAAdaptationGstCtx *bCtx,
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* XAuint32 *pProperties)
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*/
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XAresult XAPlaybackRateItfAdapt_GetProperties(XAAdaptationGstCtx *bCtx,
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XAuint32 *pProperties)
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{
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XAresult ret = XA_RESULT_SUCCESS;
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XAMediaPlayerAdaptationCtx* mCtx = NULL;
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DEBUG_API("->XAPlaybackRateItfAdapt_GetProperties");
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if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )
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{
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DEBUG_ERR("Invalid context!");
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return XA_RESULT_PARAMETER_INVALID;
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}
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mCtx = (XAMediaPlayerAdaptationCtx*) bCtx;
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*pProperties = mCtx->rateprops;
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DEBUG_API("<-XAPlaybackRateItfAdapt_GetProperties");
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return ret;
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}
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XAresult XAPlaybackRateItfAdapt_GetCapabilitiesOfRate(XAAdaptationGstCtx *bCtx,
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XApermille rate,
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XAuint32 *pCapabilities)
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{
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XAresult ret = XA_RESULT_SUCCESS;
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DEBUG_API("->XAPlaybackRateItfAdapt_GetCapabilitiesOfRate");
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if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )
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{
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DEBUG_ERR("Invalid context!");
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return XA_RESULT_PARAMETER_INVALID;
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}
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if( rate<MINRATE || rate>MAXRATE )
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{
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DEBUG_ERR("Invalid rate!");
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*pCapabilities = 0;
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ret = XA_RESULT_PARAMETER_INVALID;
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}
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else
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{
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*pCapabilities = SUPPORTEDPROPS;
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}
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DEBUG_API("<-XAPlaybackRateItfAdapt_GetCapabilitiesOfRate");
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return ret;
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}
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XAresult XAPlaybackRateItfAdapt_GetRateRange(XAAdaptationGstCtx *bCtx,
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XAuint8 index,
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XApermille *pMinRate,
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XApermille *pMaxRate,
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XApermille *pStepSize,
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XAuint32 *pCapabilities)
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{
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XAresult ret = XA_RESULT_SUCCESS;
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DEBUG_API("->XAPlaybackRateItfAdapt_GetRateRange");
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if( !bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation )
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{
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DEBUG_ERR("Invalid context!");
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return XA_RESULT_PARAMETER_INVALID;
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}
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/* NOTE: hardcoded values, cannot be queried from gst */
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/* only one range supported */
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if( index>0 )
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{
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ret = XA_RESULT_PARAMETER_INVALID;
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}
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else
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{
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*pMinRate = MINRATE;
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*pMaxRate = MAXRATE;
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*pStepSize = 0; /* continuous range */
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*pCapabilities = SUPPORTEDPROPS;
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}
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DEBUG_API("<-XAPlaybackRateItfAdapt_GetRateRange");
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return ret;
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}
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