khronosfws/openmax_al/src/adaptation/xamediaplayeradaptctx.c
changeset 16 43d09473c595
parent 14 80975da52420
child 22 128eb6a32b84
--- a/khronosfws/openmax_al/src/adaptation/xamediaplayeradaptctx.c	Mon May 03 12:59:52 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1253 +0,0 @@
-/*
-* 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 <assert.h>
-#include <stdlib.h>
-#include <gstappsrc.h>
-#include <gst.h>
-#include "XAMediaPlayerAdaptCtx.h"
-#include "XAMediaPlayerAdaptCtxMMF.h"
-#include "XAAdaptation.h"
-#include "XAObjectItf.h"
-#include "XACameraDevice.h"
-#include "XAOutputMix.h"
-#include "XAMetadataAdaptation.h"
-#include "XANGAVideoSink.h"
-
-static void need_data_for_prerolling (GstElement * pipeline, guint size, XAMediaPlayerAdaptationCtx* ctx );
-static void  push_data_for_prerolling (GstElement * pipeline, GstBuffer *buffer, XAMediaPlayerAdaptationCtx* ctx);
-static void  enough_data_for_prerolling (GstElement * pipeline, XAMediaPlayerAdaptationCtx* ctx);
-/* forward declarations */
-XAresult XAMediaPlayerAdapt_CreatePipeline( XAMediaPlayerAdaptationCtx* ctx );
-
-void* ngaVideoSinkPtr = NULL;
-
-
-extern XAboolean cameraRealized;
-extern XACameraAdaptationCtx_* cameraCtx;
-
-/*
- * static void XAMediaPlayerAdapt_NewPadCb (GstElement *element, GstPad *pad,  gpointer data)
- * Listen to codec bin dynamic pads
- */
-static void XAMediaPlayerAdapt_NewPadCb (GstElement *element, GstPad *pad,  gpointer data)
-{
-  XAMediaPlayerAdaptationCtx* mCtx = (XAMediaPlayerAdaptationCtx*)data;
-  gchar *name = gst_pad_get_name (pad);
-  DEBUG_API_A1("->XAMediaPlayerAdapt_NewPadCb: A new pad %s was created", name);
-  /*try first newly created pad to video pipe*/
-  if( mCtx->videoppbin && !(gst_pad_is_linked(gst_element_get_static_pad(mCtx->videoppbin, "videopp_sink"))) )
-  {
-      if(gst_element_link_pads (mCtx->codecbin, name, mCtx->videoppbin, "videopp_sink"))
-      {
-          DEBUG_INFO_A1("Pads linked, codecbin:%s to videopp:sink", name);
-          g_free (name);
-          DEBUG_API("<-XAMediaPlayerAdapt_NewPadCb");
-          return;
-      }
-  }
-  /*..and then to audio pipe*/
-  if( mCtx->audioppbin && !(gst_pad_is_linked(gst_element_get_static_pad(mCtx->audioppbin, "sink"))) )
-  {
-      if(gst_element_link_pads (mCtx->codecbin, name, mCtx->audioppbin, "sink"))
-      {
-          DEBUG_INFO_A1("Pads linked, codecbin:%s to audiopp:sink", name);
-          g_free (name);
-          DEBUG_API("<-XAMediaPlayerAdapt_NewPadCb");
-          return;
-      }
-  }
-
-  g_free (name);
-  DEBUG_INFO("Warning: Could not find anything to link to new pad.");
-  DEBUG_API("<-XAMediaPlayerAdapt_NewPadCb");
-}
-
-/*
- * void  push_data_for_prerolling (GstElement * pipeline, GstBuffer *buffer, XAMediaPlayerAdaptationCtx* ctx)
- * Called when "push-buffer" signal is emitted
- */
-void  push_data_for_prerolling (GstElement * pipeline, GstBuffer *buffer, XAMediaPlayerAdaptationCtx* ctx)
-{
-	DEBUG_API("->push_data_for_prerolling");
-	gst_app_src_push_buffer( GST_APP_SRC(ctx->source), GST_BUFFER(buffer) );
-	/*GstPad* prerollPad = NULL;
-	prerollPad = gst_element_get_static_pad(GST_ELEMENT(ctx->source),"src");
-	gst_pad_push (prerollPad, buffer);
-	gst_element_send_event(GST_ELEMENT(ctx->source),gst_event_new_flush_start());
-	gst_element_send_event(GST_ELEMENT(ctx->source),gst_event_new_flush_stop());*/
-	DEBUG_API("<-push_data_for_prerolling");
-}
-
-/*
- * void  enough_data_for_prerolling (GstElement * pipeline, XAMediaPlayerAdaptationCtx* ctx)
- * Called when appsrc has enough data
- */
-void  enough_data_for_prerolling (GstElement * pipeline, XAMediaPlayerAdaptationCtx* ctx)
-{
-	DEBUG_API("->enough_data_for_prerolling");
-	/*No any functionality yet*/
-	DEBUG_API("<-enough_data_for_prerolling");
-}
-
-/*
- * void need_data_for_prerolling (GstElement * pipeline, guint size, XAMediaPlayerAdaptationCtx* ctx )
- * Called when the appsrc needs more data during prerolling
- */
-void need_data_for_prerolling (GstElement * pipeline, guint size, XAMediaPlayerAdaptationCtx* ctx )
-{
-    CPresult cpRet;
-    XAuint32 requestedBytes = size;
-    guint readedBytes = 0;
-    CP_CHECKBYTESRESULTTYPE eResult;
-
-    DEBUG_API("->need_data_for_prerolling");
-
-    /*Start prerolling to contentpipe data*/
-	ctx->baseObj.pipeSrcThrCtx.state = CPStatePrerolling;
-
-	do
-	{
-		gpointer cpBuffer = NULL;
-		GstBuffer  *buffer = NULL;
-
-		cpRet = ctx->baseObj.pipeSrcThrCtx.pipe->pContentPipe->CheckAvailableBytes(&(ctx->baseObj.pipeSrcThrCtx.dataHandle), requestedBytes, &eResult);
-		if ( cpRet != EXIT_SUCCESS )
-		{
-			DEBUG_API("ERROR");
-			ctx->baseObj.pipeSrcThrCtx.state = CPStateError;
-		}
-
-		if ( eResult == CP_CheckBytesOk )
-		{
-			cpBuffer = g_malloc0(requestedBytes );
-			readedBytes =+ requestedBytes;
-			cpRet = ctx->baseObj.pipeSrcThrCtx.pipe->pContentPipe->Read( &(ctx->baseObj.pipeSrcThrCtx.dataHandle), (CPbyte*)cpBuffer, requestedBytes );
-			if ( cpRet != EXIT_SUCCESS )
-			{
-				DEBUG_ERR("Could not read data from content pipe!");
-				ctx->baseObj.pipeSrcThrCtx.state = CPStateError;
-			}
-			else
-			{
-				DEBUG_INFO_A1("Readed %u bytes", requestedBytes );
-				/* Create gstBuffer, GStreamer frees data  */
-				buffer = gst_app_buffer_new( (void*)cpBuffer, requestedBytes, g_free, cpBuffer );
-				if ( !buffer )
-				{
-					DEBUG_ERR("Could not allocate buffer for content pipe source!");
-					ctx->baseObj.pipeSrcThrCtx.state = CPStateError;
-				}
-			}
-
-			if ( cpRet == EXIT_SUCCESS  )
-			{
-				if( buffer )
-				{
-					DEBUG_INFO("Pushing preroll buffer");
-					/*CP code: causes some delay for appsrc but we use push-buffer signal at this point
-                    GstFlowReturn ret;
-					g_signal_emit_by_name (ctx->source, "push-buffer", GST_BUFFER(buffer), &ret);
-					if( ret != GST_FLOW_OK )
-					{
-						DEBUG_ERR("Some problem during preroll");
-						DEBUG_API("<-need_data_for_prerolling");
-					}*/
-					gst_element_send_event(GST_ELEMENT(ctx->source),gst_event_new_flush_start());
-					gst_app_src_push_buffer( GST_APP_SRC(ctx->source), GST_BUFFER(buffer) );
-					gst_element_send_event(GST_ELEMENT(ctx->source),gst_event_new_flush_stop());
-					break;
-				}
-			}
-		}
-		else if( eResult == CP_CheckBytesAtEndOfStream )
-		{
-			ctx->baseObj.pipeSrcThrCtx.state = CPStateEOS;
-			break;
-		}
-		else if( eResult == CP_CheckBytesInsufficientBytes )
-		{
-			ctx->baseObj.pipeSrcThrCtx.state = CPStateWaitForData;
-		}
-		else if( eResult == CP_CheckBytesVendorStartUnused )
-		{
-			/*We use this enumeration when client is started caching from the beginning again*/
-			DEBUG_API( "CP_CheckBytesVendorStartUnused from implementation");
-		}
-	}while ( ctx->baseObj.pipeSrcThrCtx.state == CPStatePrerolling || ctx->baseObj.pipeSrcThrCtx.state == CPStateWaitForData );
-
-	DEBUG_API("<-need_data_for_prerolling");
-}
-
-/*
- * gboolean XAMediaPlayerAdapt_GstBusCb( GstBus *bus, GstMessage *message, gpointer data )
- * MediaPlayer Gst-bus message handler (Callback)
- */
-gboolean XAMediaPlayerAdapt_GstBusCb( GstBus *bus, GstMessage *message, gpointer data )
-{
-    XAAdaptationBaseCtx* bCtx = (XAAdaptationBaseCtx*)data;
-    /* only listen to bin messages */
-    if(GST_MESSAGE_SRC(message)==(GstObject*)(bCtx->bin))
-    {
-        XAMediaPlayerAdaptationCtx* mCtx = (XAMediaPlayerAdaptationCtx*)data;
-        DEBUG_API_A2("->XAMediaPlayerAdapt_GstBusCb:\"%s\" from object \"%s\"",
-                        GST_MESSAGE_TYPE_NAME(message), GST_OBJECT_NAME(GST_MESSAGE_SRC(message)));
-
-        switch( GST_MESSAGE_TYPE(message))
-        {
-            case GST_MESSAGE_EOS:
-            {
-                if( mCtx && mCtx->loopingenabled && mCtx->loopend == GST_CLOCK_TIME_NONE)
-                {
-                    DEBUG_INFO_A2("Restart loop from %"GST_TIME_FORMAT" to %"GST_TIME_FORMAT,
-                                  GST_TIME_ARGS(mCtx->loopstart), GST_TIME_ARGS(mCtx->loopend));
-                    gst_element_seek( bCtx->bin, mCtx->playrate, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH|GST_SEEK_FLAG_ACCURATE,
-                                      GST_SEEK_TYPE_SET, mCtx->loopstart,
-                                      GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE );
-                    gst_element_get_state(bCtx->bin,NULL,NULL,XA_ADAPT_ASYNC_TIMEOUT_SHORT_NSEC);
-                    mCtx->lastpos = mCtx->loopstart;
-                    if( mCtx && mCtx->trackpositionenabled )
-                    {
-                        XAmillisecond posMsec = GST_TIME_AS_MSECONDS(mCtx->lastpos);/*Warning ok due to used API specification*/
-                        XAAdaptEvent event = {XA_PLAYITFEVENTS, XA_ADAPT_POSITION_UPDATE_EVT, 1, NULL};
-                        event.data = &posMsec;
-                        XAAdaptationBase_SendAdaptEvents(bCtx, &event );
-                    }
-                }
-                else
-                {
-                /* stop position tracking */
-                if(mCtx->runpositiontimer > 0)
-                {
-                    g_source_remove(mCtx->runpositiontimer);
-                    mCtx->runpositiontimer=0;
-                }
-
-                /* complete any ongoing client async operations */
-                XAAdaptationBase_CompleteAsyncWait(bCtx);
-
-                /* send needed events */
-                {
-					XAMediaType mediatype;
-					if( mCtx->baseObj.pipeSrcThrCtx.pipe )
-					{
-						XACommon_CheckDataSource((XADataSource*)mCtx->xaAudioSink, &mediatype);
-					}
-					else
-					{
-						XACommon_CheckDataSource(mCtx->xaSource, &mediatype);
-					}
-					if(mediatype!=XA_MEDIATYPE_IMAGE)
-					{
-						XAAdaptEvent event = { XA_PLAYITFEVENTS, XA_PLAYEVENT_HEADATEND, 0, NULL };
-						XAAdaptationBase_SendAdaptEvents(bCtx, &event );
-					}
-                }
-                if(mCtx->positionCb)
-                {
-                    mCtx->positionCb(bCtx);
-                }
-                bCtx->binWantedState = GST_STATE_PAUSED;
-                }
-                break;
-            }
-
-            case GST_MESSAGE_STATE_CHANGED:
-            {
-                GstState oldstate, newstate, pendingstate, gsttargetstate;
-                gst_message_parse_state_changed(message, &oldstate, &newstate, &pendingstate);
-                gsttargetstate = GST_STATE_TARGET(bCtx->bin);
-                DEBUG_INFO_A4("old %s -> new %s ( pending %s, gsttarget %s )",
-                               gst_element_state_get_name(oldstate),
-                               gst_element_state_get_name(newstate),
-                               gst_element_state_get_name(pendingstate),
-                               gst_element_state_get_name(gsttargetstate) );
-                if(gsttargetstate!=bCtx->binWantedState)
-                {
-                    DEBUG_ERR_A1("WARNING: Gst target is not wanted target [%s]!!!",
-                                    gst_element_state_get_name(bCtx->binWantedState));
-                }
-                /* print out some more info */
-                if( pendingstate == GST_STATE_VOID_PENDING )
-                {
-                    if( newstate != bCtx->binWantedState )
-                    {
-                        DEBUG_INFO_A2("Gst in intermediate state transition (curr %s, target %s)",
-                                        gst_element_state_get_name(newstate),
-                                        gst_element_state_get_name(bCtx->binWantedState));
-                       break; // TL: add to avoid extra event sent below in this case...                
-                    }
-                    else
-                    {
-                        DEBUG_INFO_A1("Gst in wanted target state (%s)",
-                                        gst_element_state_get_name(newstate));
-                    }
-                }
-                if( oldstate!=GST_STATE_PLAYING && newstate==GST_STATE_PLAYING )
-                {
-                    /* send needed events */
-                    XAAdaptEvent event = {XA_PLAYITFEVENTS, XA_PLAYEVENT_HEADMOVING, 0, NULL };
-                    XAAdaptationBase_SendAdaptEvents(bCtx, &event );
-                    /* enable position tracking if needed */
-                    XAMediaPlayerAdapt_UpdatePositionCbTimer(mCtx);
-                }
-                if ( oldstate== GST_STATE_READY && newstate==GST_STATE_PAUSED)
-                {
-                    if ( mCtx->baseObj.pipeSinkThrCtx.dataHandle )
-                    {
-                        mCtx->baseObj.pipeSrcThrCtx.state = CPStateInitialized;
-                    }
-                }
-                break;
-            }
-
-            case GST_MESSAGE_ASYNC_DONE:
-            {
-                /* some async sequence ended */
-                XAAdaptationBase_CompleteAsyncWait(bCtx);
-                break;
-            }
-
-            case GST_MESSAGE_ERROR:
-            {
-                GError* error;
-                gchar* debug;
-                gst_message_parse_error(message, &error, &debug);
-                DEBUG_ERR_A1("Gst reports error \"%s\"", debug);
-                /* stop waiting any ongoing async operations */
-                XAAdaptationBase_CompleteAsyncWait(bCtx);
-                break;
-            }
-            case GST_MESSAGE_BUFFERING:
-            {
-                gint percent;
-                gst_message_parse_buffering(message, &percent);
-                DEBUG_INFO_A1("Gst message buffering %d", percent);
-                mCtx->buffering = percent;
-                {
-                    XAAdaptEvent event = {XA_PREFETCHITFEVENTS, XA_ADAPT_BUFFERING, 1, NULL };
-                    event.data = &mCtx->buffering;
-                XAAdaptationBase_SendAdaptEvents(bCtx, &event );
-                }
-                break;
-            }
-            case GST_MESSAGE_ELEMENT:
-            {
-                DEBUG_INFO("GST_MESSAGE_ELEMENT");
-                if ((gst_structure_has_name(message->structure, "graphics-surface-created")) || 
-                    (gst_structure_has_name(message->structure, "graphics-surface-updated")))
-                {
-                     DEBUG_INFO("graphics-surface-created message recived");
-                }
-                break;
-            }
-            default:
-                break;
-        }
-    }
-    else //if (GST_MESSAGE_SRC(message)==(GstObject*)(bCtx->videosink))
-    {
-        switch( GST_MESSAGE_TYPE(message))
-        {
-            case GST_MESSAGE_ELEMENT:
-            {
-                DEBUG_INFO("GST_MESSAGE_ELEMENT");
-                if ((gst_structure_has_name(message->structure, "graphics-surface-created")) || 
-                    (gst_structure_has_name(message->structure, "graphics-surface-updated")))
-                {
-                     guint32 surfaceid0, surfaceid1, surfaceid2, surfaceid3;
-                     gint crop_rect_tl_x, crop_rect_tl_y, crop_rect_br_x, crop_rect_br_y;
-                     gint aspect_ratio_num, aspect_ratio_denom;
-                     
-                     GstObject *sink= GST_MESSAGE_SRC(message);
-     
-                     g_object_get(sink, "surfaceid0", &surfaceid0, NULL);
-                     g_object_get(sink, "surfaceid1", &surfaceid1,NULL);
-                     g_object_get(sink, "surfaceid2", &surfaceid2,NULL);
-                     g_object_get(sink, "surfaceid3", &surfaceid3,NULL);
-                     g_object_get(sink, "croprect_tl_x", &crop_rect_tl_x, NULL);
-                     g_object_get(sink, "croprect_tl_y", &crop_rect_tl_y, NULL);
-                     g_object_get(sink, "croprect_br_x", &crop_rect_br_x, NULL);
-                     g_object_get(sink, "croprect_br_y", &crop_rect_br_y, NULL);                
-                     g_object_get(sink, "aspectratio_num", &aspect_ratio_num, NULL);
-                     g_object_get(sink, "aspectratio_denom", &aspect_ratio_denom, NULL);                     
-                     surface_created(ngaVideoSinkPtr, surfaceid0,surfaceid1,surfaceid2,surfaceid3,crop_rect_tl_x,
-                     									crop_rect_tl_y,crop_rect_br_x,crop_rect_br_y,aspect_ratio_num,aspect_ratio_denom);                     
-                }
-                break;
-            }
-            default:
-                break;
-        }   
-    }
-    DEBUG_API("<-XAMediaPlayerAdapt_GstBusCb");    
-    return TRUE;
-}
-
-/*
- * XAMediaPlayerAdaptationCtx* XAMediaPlayerAdapt_Create()
- * Allocates memory for Media Player Adaptation Context and makes 1st phase initialization
- * @param XADataSource *pDataSrc - pointer to OMX-AL data source
- * @param XADataSource *pBankSrc - pointer to instrument bank structure in Mobile DLS, if NULL default will be used.
- * @param XADataSink *pAudioSnk - pointer to OMX-AL audio sink definition
- * @param XADataSink *pImageVideoSnk - pointer to OMX-AL image and video sink definition
- * @returns XAMediaPlayerAdaptationCtx* - Pointer to created context, NULL if error occurs.
- */
-XAAdaptationBaseCtx* XAMediaPlayerAdapt_Create(XADataSource *pDataSrc, XADataSource *pBankSrc,
-                                                      XADataSink *pAudioSnk, XADataSink *pImageVideoSnk,
-                                                      XADataSink *pVibra, XADataSink *pLEDArray)
-{
-    XAMediaPlayerAdaptationCtx *pSelf = NULL;
-    XAuint32 locType = 0;
-    XADataLocator_IODevice *ioDevice;
-    XAresult res = XA_RESULT_INTERNAL_ERROR;
-    DEBUG_API("->XAMediaPlayerAdapt_Create");
-    
-    //Create NGA Video Sink class
-    if(pImageVideoSnk)
-    {
-       ngaVideoSinkPtr = nga_video_sink_init();
-    }
-
-    pSelf = calloc(1, sizeof(XAMediaPlayerAdaptationCtx));
-    if ( pSelf)
-    {
-        if( XAAdaptationBase_Init(&(pSelf->baseObj),XAMediaPlayerAdaptation)
-            != XA_RESULT_SUCCESS )
-        {
-            DEBUG_ERR("Failed to init base context!!!");
-            free(pSelf);
-            pSelf = NULL;
-        }
-        else
-        {
-            pSelf->xaSource = pDataSrc;
-            pSelf->xaBankSrc = pBankSrc;
-            pSelf->xaAudioSink = pAudioSnk;
-            pSelf->xaVideoSink = pImageVideoSnk;
-            pSelf->xaLEDArray = pLEDArray;
-            pSelf->xaVibra = pVibra;
-            pSelf->loopstart = 0;
-            pSelf->loopend = GST_CLOCK_TIME_NONE;
-            pSelf->playrate = 1.0;
-            pSelf->baseObj.pipeSrcThrCtx.state = CPStateNull;
-            pSelf->baseObj.pipeSinkThrCtx.dataHandle = NULL;
-            pSelf->rateprops = (XA_RATEPROP_SMOOTHVIDEO | XA_RATEPROP_SILENTAUDIO);
-            pSelf->curMirror = XA_VIDEOMIRROR_NONE;
-            pSelf->curRotation = 0;
-            pSelf->isobjsrc = XA_BOOLEAN_FALSE;
-            pSelf->cameraSinkSynced = XA_BOOLEAN_FALSE;
-            /*pSelf->waitData = XA_BOOLEAN_FALSE;*/
-            if(ngaVideoSinkPtr)
-            {
-               setup_native_display(ngaVideoSinkPtr, pImageVideoSnk);
-            }
-        }
-
-        if ( pDataSrc )
-		{
-			locType = *((XAuint32*)(pDataSrc->pLocator));
-			if ( locType == XA_DATALOCATOR_IODEVICE  )
-			{
-				ioDevice = (XADataLocator_IODevice*)(pDataSrc->pLocator);
-				if ( ioDevice->deviceType == XA_IODEVICE_CAMERA && !cameraRealized )
-				{
-					DEBUG_ERR("Preconditions violated - Camera object not realized");
-					XAAdaptationBase_Free(&pSelf->baseObj);
-					free(pSelf);
-					pSelf = NULL;
-				}
-			}
-		}
-    }
-
-    DEBUG_API("<-XAMediaPlayerAdapt_Create");
-    return (XAAdaptationBaseCtx*)pSelf;
-}
-
-
-
-/*
- * XAresult XAMediaPlayerAdapt_PostInit()
- * 2nd phase initialization of Media Player Adaptation Context
- * @param XAMediaPlayerAdaptationCtx* ctx - pointer to Media Player adaptation context
- * @return XAresult - Success value
- */
-XAresult XAMediaPlayerAdapt_PostInit( XAAdaptationBaseCtx* bCtx )
-{
-    XAresult ret = XA_RESULT_SUCCESS;
-    GstStateChangeReturn gret;
-	XAuint32 locType = 0;
-	XAMediaPlayerAdaptationCtx* ctx = NULL;
-	GstElement *videotest=NULL;
-
-    DEBUG_API("->XAMediaPlayerAdapt_PostInit");
-    if(bCtx == NULL || bCtx->ctxId != XAMediaPlayerAdaptation )
-    {
-        DEBUG_ERR("Invalid parameter!!");
-        DEBUG_API("<-XAMediaPlayerAdapt_PostInit");
-        return XA_RESULT_PARAMETER_INVALID;
-    }
-    ctx = (XAMediaPlayerAdaptationCtx*)bCtx;
-    assert(ctx);
-    ret = XAAdaptationBase_PostInit( bCtx );
-    if( ret!=XA_RESULT_SUCCESS )
-    {
-        DEBUG_ERR("Base context postinit failed!!");
-        return ret;
-    }
-
-    /* top level bin for media player */
-    ctx->baseObj.bin = gst_pipeline_new("media_player");
-    /* Create Gst bus listener. */
-    ret = XAAdaptationBase_InitGstListener(bCtx);
-    if( ret!=XA_RESULT_SUCCESS )
-    {
-        DEBUG_ERR("Bus listener creation failed!!");
-        return ret;
-    }
-    /* Add Media Player specific handler */
-    if(ctx->baseObj.bus)
-    {
-        ctx->baseObj.busCb = XAMediaPlayerAdapt_GstBusCb;
-        gst_bus_add_signal_watch( ctx->baseObj.bus );
-        gst_bus_enable_sync_message_emission( ctx->baseObj.bus );
-        g_signal_connect(ctx->baseObj.bus, "message::eos", G_CALLBACK(bCtx->busCb), ctx );
-        g_signal_connect(ctx->baseObj.bus, "message::error", G_CALLBACK(bCtx->busCb), ctx );
-        g_signal_connect(ctx->baseObj.bus, "message::warning", G_CALLBACK(bCtx->busCb), ctx );
-        g_signal_connect(ctx->baseObj.bus, "message::state-changed", G_CALLBACK(bCtx->busCb), ctx );
-        g_signal_connect(ctx->baseObj.bus, "message::segment-done", G_CALLBACK(bCtx->busCb), ctx );
-        g_signal_connect(ctx->baseObj.bus, "message::async-done", G_CALLBACK(bCtx->busCb), ctx );
-        g_signal_connect(ctx->baseObj.bus, "message::element", G_CALLBACK(bCtx->busCb), ctx );
-    }
-    else
-    {
-        DEBUG_ERR("Failed to create message bus");
-        return XA_RESULT_INTERNAL_ERROR;
-    }
-
-    XAMetadataAdapt_PreInit(bCtx);
-
-    /* create pipeline */
-    ret = XAMediaPlayerAdapt_CreatePipeline(ctx);
-    if ( ret != XA_RESULT_SUCCESS )
-    {
-        DEBUG_ERR("Failed to create Media Player pipeline");
-        return ret;
-    }
-
-    /* Init content pipe if used*/
-	locType = *((XAuint32*)(ctx->xaSource->pLocator));
-	if ( locType == XA_DATALOCATOR_CONTENTPIPE)
-	{
-		XAMediaPlayerAdapt_InitContentPipeSrc(ctx);
-	}
-
-
-#ifdef XA_IMPL_MEASURE_GST_DELAY
-    ctx->baseObj.startTime = clock();
-#endif /* XA_IMPL_MEASURE_GST_DELAY */
-    /* roll up bin */
-    ctx->baseObj.binWantedState = GST_STATE_PAUSED;
-
-    XAAdaptationBase_PrepareAsyncWait(bCtx);
-    gret = gst_element_set_state( GST_ELEMENT(ctx->baseObj.bin), bCtx->binWantedState);
-    if( gret == GST_STATE_CHANGE_ASYNC )
-    {
-        DEBUG_INFO("Wait for preroll");
-        XAAdaptationBase_StartAsyncWait(bCtx);
-        DEBUG_INFO("Preroll ready");
-    }
-    else if( gret == GST_STATE_CHANGE_FAILURE )
-    {
-        DEBUG_ERR("Preroll FAILED");
-        ret = XA_RESULT_INTERNAL_ERROR;
-    }
-
-    bCtx->waitingasyncop = XA_BOOLEAN_FALSE;
-
-    gret = gst_element_get_state( GST_ELEMENT(bCtx->bin), NULL, NULL, XA_ADAPT_ASYNC_TIMEOUT_SHORT_NSEC);
-    if(GST_STATE(bCtx->bin)<GST_STATE_PAUSED)
-    {
-        DEBUG_INFO("Warning! Preroll not ready");
-        if( ctx->audioppbin && !(gst_pad_is_linked(gst_element_get_static_pad(ctx->audioppbin, "sink"))) )
-        {/*could not find suitable pad for audiopipeline - remove it*/
-            DEBUG_INFO("Warning! No suitable decodebin pad for audio pipeline!");
-            gst_element_set_state( GST_ELEMENT(ctx->audioppbin), GST_STATE_NULL);
-            gst_bin_remove(GST_BIN(bCtx->bin), ctx->audioppbin);
-            gst_element_set_state( GST_ELEMENT(ctx->audiosink), GST_STATE_NULL);
-            gst_bin_remove(GST_BIN(bCtx->bin), ctx->audiosink);
-        }
-        else if( ctx->videoppbin && !(gst_pad_is_linked(gst_element_get_static_pad(ctx->videoppbin, "videopp_sink"))) )
-        {/*could not find suitable pad for videopipeline - remove it*/
-            DEBUG_INFO("Warning! No suitable decodebin pad for video pipeline!");
-            gst_element_set_state( GST_ELEMENT(ctx->videoppbin), GST_STATE_NULL);
-            gst_bin_remove(GST_BIN(bCtx->bin), ctx->videoppbin);
-            gst_element_set_state( GST_ELEMENT(ctx->videosink), GST_STATE_NULL);
-            gst_bin_remove(GST_BIN(bCtx->bin), ctx->videosink);
-        }
-		gst_element_set_state( GST_ELEMENT(bCtx->bin), bCtx->binWantedState);
-		gst_element_get_state( GST_ELEMENT(bCtx->bin), NULL, NULL, XA_ADAPT_ASYNC_TIMEOUT_SHORT_NSEC);
-		if(GST_STATE(bCtx->bin)==GST_STATE_PAUSED)
-		{
-			DEBUG_INFO("Retry preroll successful!")
-			ret = XA_RESULT_SUCCESS;
-		}
-    }
-    else
-    {
-        DEBUG_INFO("Preroll ready");
-    }
-    /*
-    CP code: Removed because appsrc does not call any "need-data" signal after that.
-    locType = *((XAuint32*)(ctx->xaSource->pLocator));
-	if( locType == XA_DATALOCATOR_CONTENTPIPE)
-	{
-		gboolean emit = gst_app_src_get_emit_signals( GST_APP_SRC( ctx->source));
-		if( emit )
-		{
-			gst_app_src_set_emit_signals( GST_APP_SRC( ctx->source), FALSE );
-		}
-	}*/
-#ifdef XA_IMPL_MEASURE_GST_DELAY
-    bCtx->endTime = clock();
-    double diff = bCtx->endTime - bCtx->startTime ;
-    diff = diff / CLOCKS_PER_SEC;
-    DEBUG_API_A1( "Starting up bin took %.4lf secs",diff);
-#endif /* XA_IMPL_MEASURE_GST_DELAY */
-    videotest = gst_bin_get_by_name(GST_BIN(bCtx->bin), "videotest");
-    if ( videotest && !ctx->isobjsrc )
-    {
-    	gst_element_set_state( GST_ELEMENT(videotest),GST_STATE_PLAYING);
-    }
-
-    XAMetadataAdapt_PostInit(bCtx);
-
-    if ( videotest )
-    {
-        gst_object_unref(videotest);
-    }
-
-    DEBUG_API("<-XAMediaPlayerAdapt_PostInit");
-    return ret;
-}
-
-/*
- * void XAMediaPlayerAdapt_Destroy( XAMediaPlayerAdaptationCtx* ctx )
- * Destroys Media Player Adaptation Context
- * @param ctx - Media Player Adaptation context to be destroyed
- */
-void XAMediaPlayerAdapt_Destroy( XAAdaptationBaseCtx* bCtx )
-{
-    XAMediaPlayerAdaptationCtx* ctx = NULL;
-
-    XAresult res = XA_RESULT_SUCCESS;
-    DEBUG_API("->XAMediaPlayerAdapt_Destroy");
-    if(bCtx == NULL || bCtx->ctxId != XAMediaPlayerAdaptation )
-    {
-        DEBUG_ERR("Invalid parameter!!");
-        DEBUG_API("<-XAMediaPlayerAdapt_Destroy");
-        return;
-    }
-    ctx = (XAMediaPlayerAdaptationCtx*)bCtx;
-
-    if( ctx->isobjsrc )
-    {   /* external source, unlink and remove now */
-        /*gst_object_unparent( GST_OBJECT(ctx->source) );*/
-        gst_element_unlink( ctx->source, ctx->codecbin );
-        /*gst_bin_remove( GST_BIN(bCtx->bin), ctx->source );*/
-        GST_OBJECT_FLAG_SET(GST_OBJECT(ctx->source),GST_OBJECT_FLOATING);
-    }
-#if 0
-    if ( ctx->xaSource )
-    {
-    	XAuint32 locType = *(XAuint32*)(ctx->xaSource->pLocator);
-    	switch (locType )
-    	{
-		case XA_DATALOCATOR_IODEVICE:
-		{
-			XADataLocator_IODevice* ioDevice = (XADataLocator_IODevice*)(ctx->xaSource->pLocator);
-			if ( ioDevice->deviceType == XA_IODEVICE_RADIO )
-			{
-				gst_object_unparent( GST_OBJECT(ctx->source) );
-				gst_element_unlink( ctx->source, ctx->codecbin );
-				gst_bin_remove( GST_BIN(bCtx->bin), ctx->source );
-				GST_OBJECT_FLAG_SET(GST_OBJECT(ctx->source),GST_OBJECT_FLOATING);
-			}
-		}
-		default:
-			break;
-    	}
-    }
-#endif
-
-    if( ctx->baseObj.pipeSrcThrCtx.dataHandle )
-    {
-        XAuint32 locType = *(XAuint32*)(ctx->xaAudioSink->pLocator);
-		switch ( locType )
-		{
-		case XA_DATALOCATOR_CONTENTPIPE:
-			{
-				res  = ctx->baseObj.pipeSrcThrCtx.pipe->pContentPipe->Close(&(ctx->baseObj.pipeSrcThrCtx.dataHandle));
-				if( res != XA_RESULT_SUCCESS)
-				{
-					DEBUG_ERR("Cannot close contentpipe content");
-				}
-				break;
-			}
-			default:
-				break;
-		}
-    }
-
-    if( ctx->isobjasink && ctx->xaAudioSink && ctx->xaAudioSink->pLocator )
-    {
-        XAuint32 locType = *(XAuint32*)(ctx->xaAudioSink->pLocator);
-        switch ( locType )
-        {
-            case XA_DATALOCATOR_OUTPUTMIX:
-            {
-                XADataLocator_OutputMix* omix = (XADataLocator_OutputMix*)(ctx->xaAudioSink->pLocator);
-                XAOMixImpl* omixDevice = (XAOMixImpl*)(*omix->outputMix);
-                if(omixDevice)
-                {
-                    XAOutputMixAdapt_DisconnectObject(omixDevice->adaptationCtx, bCtx);
-                }
-                break;
-            }
-            default:
-                /* Vibra and LED need no handling */
-                break;
-        }
-
-    }
-
-    if( bCtx->bus )
-    {
-        gst_bus_remove_signal_watch( bCtx->bus );
-        gst_bus_disable_sync_message_emission ( bCtx->bus );
-    }
-    XAAdaptationBase_CancelAsyncWait(bCtx);
-
-    if( ctx->runpositiontimer )
-    {
-        g_source_remove(ctx->runpositiontimer);
-    }
-    XAMetadataAdapt_FreeVars(ctx->metadatavars);
-    XAAdaptationBase_Free( bCtx );
-    free(ctx);
-    ctx = NULL;
-
-    DEBUG_API("<-XAMediaPlayerAdapt_Destroy");
-}
-
-
-/*
- * void XAMediaPlayerAdapt_CreatePipeline( XAMediaPlayerAdaptationCtx* ctx );
- */
-XAresult XAMediaPlayerAdapt_CreatePipeline( XAMediaPlayerAdaptationCtx* ctx )
-{
-    XAresult ret = XA_RESULT_SUCCESS;
-    XAboolean delayedlink = XA_BOOLEAN_FALSE;
-    XAboolean isPCM = XA_BOOLEAN_FALSE;
-    XAboolean isRawImage = XA_BOOLEAN_FALSE;
-    XAMediaType mediatype;
-    XAuint32 locType = 0;
-    GstCaps* encSrcCaps;
-    DEBUG_API("->XAMediaPlayerAdapt_CreatePipeline");
-
-    /* create and add data source */
-    XACommon_CheckDataSource(ctx->xaSource, &mediatype);
-    ctx->source = XAAdaptationBase_CreateGstSource( ctx->xaSource, "datasrc", &(ctx->isobjsrc), &isPCM, &isRawImage);
-    if( !(ctx->source) )
-    {
-        DEBUG_ERR("Could not create data source!!!");
-        return XA_RESULT_INTERNAL_ERROR;
-    }
-    else
-    {
-        if(mediatype != XA_MEDIATYPE_AUDIO)
-        {
-          //temporary work around for video
-    	  encSrcCaps = gst_caps_new_simple ("video/h263-2000",
-                "framerate", GST_TYPE_FRACTION, 25, 1,
-                "pixel-aspect-ratio", GST_TYPE_FRACTION, 16, 9,
-                "width", G_TYPE_INT, 176,
-                "height", G_TYPE_INT, 144,
-                NULL);
-          g_object_set(G_OBJECT(ctx->source), "caps", encSrcCaps, NULL);
-        }
-
-        //boolRetVal = gst_bin_add(GST_BIN(pipeline), appsrc);
-    	
-    	
-    }
-
-    if ( !ctx->isobjsrc )
-    { /* Add other than camera source to media player bin */
-    	DEBUG_INFO("No camera source");
-    	gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->source);
-    }
-    else
-    {
-       GstCaps* encSrcCaps;
-       encSrcCaps = gst_caps_new_simple("video/x-raw-yuv",
-                   "format", GST_TYPE_FOURCC,GST_MAKE_FOURCC('I','4','2','0'),
-                   "framerate", GST_TYPE_FRACTION, 30, 1,
-                   NULL);
-       DEBUG_INFO_A1("new camera encoding filter: %s",gst_caps_to_string(encSrcCaps));
-       g_object_set( G_OBJECT(ctx->source), "filter-caps",encSrcCaps,NULL);
-       gst_caps_unref(encSrcCaps);
-    }
-
-    /* create and add codec bin */
-    if( !(ctx->isobjsrc || isPCM) )
-    {
-    	DEBUG_INFO("Create decodebin");
-        if(mediatype == XA_MEDIATYPE_AUDIO)
-        {
-           ctx->codecbin = gst_element_factory_make( "decodebin" , "mpcodecbin" );
-        }
-        else
-        {
-           ctx->codecbin = gst_element_factory_make( "identity" , "mpcodecbin" );
-        }
-    }
-    else if(ctx->isobjsrc )
-    { /* object sources produce framed raw data, decodebin only causes trouble */ //shyward
-    	DEBUG_INFO("Create identity")
-        ctx->codecbin = gst_element_factory_make( "identity" , "mpcodecbin" );
-    }
-    else if(isPCM)
-    { /* decodebin does not know how to handle PCM files */
-    	DEBUG_INFO("Create audioparse")
-        ctx->codecbin = gst_element_factory_make( "audioparse" , "mpcodecbin" );
-    }
-    else if ( isRawImage)
-    { /* decodebin does not know how to handle raw unframed video data */
-    	DEBUG_INFO("Create videoparse")
-        ctx->codecbin = gst_element_factory_make( "videoparse", "mpcodecbin" );
-    }
-
-    if( ctx->codecbin )
-    {
-        gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->codecbin);
-        if ( !ctx->isobjsrc )
-        {
-            if(mediatype == XA_MEDIATYPE_AUDIO)
-            {
-               if( !gst_element_link(ctx->source, ctx->codecbin) )
-               {
-                    DEBUG_ERR("Could not link source to decodebin!!");
-                    return XA_RESULT_INTERNAL_ERROR;
-               }
-            }
-            else
-            {
-			   if( !gst_element_link_filtered(ctx->source, ctx->codecbin, encSrcCaps ) )
-			   {
-			    	DEBUG_ERR("Could not link source to decodebin!!");
-				    return XA_RESULT_INTERNAL_ERROR;
-			   }
-            }
-        }
-        else
-        { /* Link camera source by using ghost-pads, because elements are in different bins */
-
-        	GstPad *cameraBinGhostPad=NULL;
-        	GstPad* ghost=NULL;
-        	GstElement *camTee=NULL;
-        	GstStateChangeReturn gret;
-        	GstPad *mpGhostSink=NULL;
-
-        	/* Set external camera source to ready for pipeline manipulation */
-        	DEBUG_INFO("Set ext-source PAUSED for pipeline manipulation");
-			gret = gst_element_set_state( GST_ELEMENT(ctx->source), GST_STATE_READY);
-			gret = gst_element_get_state( GST_ELEMENT(ctx->source), NULL,NULL,XA_ADAPT_ASYNC_TIMEOUT_SHORT_NSEC);
-
-			/* Add new ghost-pad to external camera source */
-        	camTee = gst_bin_get_by_name( GST_BIN(ctx->source), "CamTee");
-        	if ( !camTee )
-        	{
-        		DEBUG_ERR("Could not get tee-element from camera");
-        	}
-        	cameraBinGhostPad = gst_element_get_request_pad( camTee, "src%d" );
-        	if ( !cameraBinGhostPad )
-        	{
-        		DEBUG_ERR("Could not get new src-pad from CamTee element");
-        	}
-			gst_element_add_pad(ctx->source, gst_ghost_pad_new("MPObjSrc",cameraBinGhostPad));
-			ghost = gst_element_get_static_pad( GST_ELEMENT(ctx->source), "MPObjSrc" );
-			DEBUG_INFO_A2("Setting element:%s pad:%s to blocking.",
-							gst_element_get_name(ctx->baseObj.bin),
-							gst_pad_get_name(ghost));
-			/* Set newly created pad to blocking */
-			gst_pad_set_blocked_async(ghost, TRUE, XAAdaptationBase_PadBlockCb, NULL);
-
-
-			/* Create new ghost-pad to media player pipeline where external camera is connected */
-        	mpGhostSink = gst_element_get_static_pad( GST_ELEMENT(ctx->codecbin), "sink");
-			gst_element_add_pad(ctx->baseObj.bin, gst_ghost_pad_new("MPObjSink",mpGhostSink));
-
-			if ( !gst_element_link_pads( GST_ELEMENT(ctx->source), "MPObjSrc",
-										GST_ELEMENT(ctx->baseObj.bin), "MPObjSink") )
-			{
-				DEBUG_ERR("Could not link camera:MPObjSrc to videofilter:MPObjSink");
-				return XA_RESULT_INTERNAL_ERROR;
-			}
-
-			if ( cameraBinGhostPad )
-			{
-				gst_object_unref( cameraBinGhostPad );
-			}
-			if ( ghost )
-			{
-				gst_object_unref( ghost );
-			}
-			if ( mpGhostSink )
-			{
-				gst_object_unref( mpGhostSink );
-			}
-			if ( camTee )
-			{
-				gst_object_unref( camTee );
-			}
-        }
-    }
-    else
-    {
-        DEBUG_ERR("Could not create decoder bin!!!");
-        return XA_RESULT_INTERNAL_ERROR;
-    }
-
-    /* create and add video stream pipeline */
-    if(!ctx->xaLEDArray && !ctx->xaVibra && mediatype!=XA_MEDIATYPE_AUDIO) /*no video for these*/
-    {
-        /* create video processing pipeline */
-        ctx->videoppbin = XAAdaptationBase_CreateVideoPP( );
-        if( ctx->videoppbin )
-        {
-            gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->videoppbin);
-            //shyward ---link filtered???
-            // boolRetVal = gst_element_link_filtered(appsrc, videosink, caps);
-			      //if(!gst_element_link(ctx->codecbin, ctx->videoppbin))
-            if(!gst_element_link_filtered(ctx->codecbin, ctx->videoppbin,encSrcCaps))
-            {
-                /* probably dynamic pads in codecbin */
-                DEBUG_INFO("Could not link codec to videopp, trying delayed link");
-                delayedlink = XA_BOOLEAN_TRUE;
-            }
-            ctx->videoScrSrcPad = gst_element_get_static_pad(ctx->videoppbin, "videopp_src");
-        }
-        else
-        {
-            DEBUG_ERR("Could not create video pp bin!!!!");
-            return XA_RESULT_INTERNAL_ERROR;
-        }
-        //shyward
-        /* Black screen pipeline not needed under Symbian. May need to revist for acceptance testing
-        ctx->videoppBScrbin = XAAdaptationBase_CreateVideoPPBlackScr( );
-        if( ctx->videoppBScrbin )
-        {
-            gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->videoppBScrbin);
-            ctx->blackScrSrcPad = gst_element_get_static_pad(ctx->videoppBScrbin, "videoppBSrc_src");
-        }
-        else
-        {
-            DEBUG_ERR("Could not create video pp bin for black screen!!!!");
-            return XA_RESULT_INTERNAL_ERROR;
-        }
-        */
-        ctx->inputSelector = XAAdaptationBase_CreateInputSelector( );
-        if( ctx->inputSelector )
-        {
-            gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->inputSelector);
-            ctx->videoScrSinkPad = gst_element_get_request_pad(ctx->inputSelector, "sink%d");
-            ctx->blackScrSinkPad = gst_element_get_request_pad(ctx->inputSelector, "sink%d");
-            gst_pad_link(ctx->blackScrSrcPad, ctx->blackScrSinkPad);
-            gst_pad_link(ctx->videoScrSrcPad, ctx->videoScrSinkPad);
-        }
-
-        //shyward - We have no video filter at this time
-        /*
-        ctx->filter = gst_element_factory_make("ffmpegcolorspace", "videofilter");
-        gst_bin_add( GST_BIN(ctx->baseObj.bin), ctx->filter);
-        if ( !gst_element_link( ctx->inputSelector, ctx->filter ) )
-        {
-		   DEBUG_ERR("Could not link ctx->filter <-> ctx->inputSelector");
-		   return XA_RESULT_INTERNAL_ERROR;
-	   }
-	   */
-        /* create video pipe sink */
-        ctx->videosink = XAAdaptationBase_CreateGstSink( ctx->xaVideoSink, "videosink", &(ctx->isobjvsink) );
-        /* NOTE: no valid object sinks for video output available */
-        if( ctx->videosink )
-        {
-            gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->videosink);
-
-            //shyward
-            //if(!gst_element_link(ctx->filter, ctx->videosink))
-            if(!gst_element_link_filtered(ctx->videoppbin, ctx->videosink,encSrcCaps))
-            {
-                DEBUG_ERR("Could not link videopp to videosink!!");
-                return XA_RESULT_INTERNAL_ERROR;
-            }
-            else
-            {
-            	gst_caps_unref(encSrcCaps);
-            }
-        }
-        else
-        {
-            DEBUG_ERR("Could not create video sink!!!!");
-            return XA_RESULT_INTERNAL_ERROR;
-        }
-    }
-    else
-    {
-        DEBUG_INFO("Media does not contain video!");
-    }
-
-    /* create and add audio stream pipeline */
-
-    if(!ctx->xaLEDArray && !ctx->xaVibra && mediatype!=XA_MEDIATYPE_IMAGE) /*no audio for these*/
-    {
-    /* create audio post processing pipeline */
-    ctx->audioppbin = XAAdaptationBase_CreateAudioPP( );
-    if( ctx->audioppbin )
-    {
-        gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->audioppbin);
-        if(!gst_element_link(ctx->codecbin, ctx->audioppbin))
-        {
-            DEBUG_INFO("Could not link codec to audiopp, trying delayed link");
-            delayedlink = XA_BOOLEAN_TRUE;
-        }
-    }
-    else
-    {
-        DEBUG_ERR("Could not create audio pp bin!!!!");
-        return XA_RESULT_INTERNAL_ERROR;
-    }
-    /* create audio pipe sink */
-    ctx->audiosink = XAAdaptationBase_CreateGstSink( ctx->xaAudioSink, "audiosink", &(ctx->isobjasink) );
-    if( ctx->audiosink )
-    {
-        if( ctx->isobjasink && ctx->xaAudioSink && ctx->xaAudioSink->pLocator )
-        {
-            locType = *(XAuint32*)(ctx->xaAudioSink->pLocator);
-            switch ( locType )
-            {
-                case XA_DATALOCATOR_OUTPUTMIX:
-                {
-                    XADataLocator_OutputMix* omix = (XADataLocator_OutputMix*)(ctx->xaAudioSink->pLocator);
-                    XAOMixImpl* omixDevice = (XAOMixImpl*)(*omix->outputMix);
-                    if(omixDevice)
-                    {
-                        XAOutputMixAdapt_ConnectObject(omixDevice->adaptationCtx, &(ctx->baseObj), ctx->audiosink);
-                    }
-                    break;
-                }
-                default:
-                    /* Vibra and LED need no handling */
-                    break;
-            }
-        }
-        gst_bin_add(GST_BIN(ctx->baseObj.bin), ctx->audiosink);
-        if(!gst_element_link(ctx->audioppbin, ctx->audiosink))
-        {
-            DEBUG_ERR("Could not link audiopp to audiosink!!");
-            return XA_RESULT_INTERNAL_ERROR;
-        }
-    }
-    else
-    {
-        DEBUG_ERR("Could not create audio sink!!!!");
-        return XA_RESULT_INTERNAL_ERROR;
-        }
-    }
-    else
-    {
-        DEBUG_INFO("Media does not contain audio!");
-    }
-
-    if(delayedlink)
-    {
-        /* listen for dynamically created pads */
-        g_signal_connect (ctx->codecbin, "pad-added", G_CALLBACK (XAMediaPlayerAdapt_NewPadCb), ctx);
-    }
-    locType = *((XAuint32*)(ctx->xaSource->pLocator));
-    if( locType == XA_DATALOCATOR_CONTENTPIPE)
-    {
-
-        g_signal_connect (ctx->source, "need-data", G_CALLBACK (need_data_for_prerolling), ctx);
-        g_signal_connect (ctx->source, "enough-data", G_CALLBACK (enough_data_for_prerolling), ctx);
-        g_signal_connect (ctx->source, "push-buffer", G_CALLBACK (push_data_for_prerolling), ctx);
-    }
-    DEBUG_API("<-XAMediaPlayerAdapt_CreatePipeline");
-    return ret;
-}
-
-/*
- * gboolean XAMediaPlayerAdapt_PositionUpdate(gpointer ctx)
- * callback.
- * If position tracking enabled, periodic timer calls this method every XA_ADAPT_PU_INTERVAL msecs
- * @return false to stop periodic calls
- */
-gboolean XAMediaPlayerAdapt_PositionUpdate(gpointer ctx)
-{
-    XAAdaptationBaseCtx *bCtx = (XAAdaptationBaseCtx*) ctx;
-    XAMediaPlayerAdaptationCtx* mCtx = (XAMediaPlayerAdaptationCtx*) ctx;
-    gint64 position;
-    XAmillisecond posMsec;
-    GstFormat format = GST_FORMAT_TIME;
-    XAAdaptEvent event = {XA_PLAYITFEVENTS, XA_ADAPT_POSITION_UPDATE_EVT, 1, NULL};
-
-    DEBUG_API("->XAMediaPlayerAdapt_PositionUpdate");
-    if ( !gst_element_query_position( GST_ELEMENT(bCtx->bin), &format, &position ) )
-    {
-        DEBUG_ERR("Gst: Failed to get position");
-        return( mCtx->runpositiontimer );
-    }
-    DEBUG_INFO_A1("Current position %"GST_TIME_FORMAT, GST_TIME_ARGS(position));
-    if( mCtx && mCtx->trackpositionenabled )
-    {
-        posMsec = GST_TIME_AS_MSECONDS(position);/*Warning ok due to used API specification*/
-        DEBUG_INFO_A1("mCtx->trackpositionenabled sending update, position:&ld ", posMsec);
-        /* send needed events */
-        event.data=&posMsec;
-        XAAdaptationBase_SendAdaptEvents(bCtx, &event );
-    }
-    if( mCtx && mCtx->loopingenabled)
-    {
-    	DEBUG_INFO_A2("mCtx->loopingenabled, current position:%lu, loopend:%lu ", position, mCtx->loopend);
-        if( (position >= mCtx->loopend) &&
-            (mCtx->lastpos < mCtx->loopend) )
-        {
-            DEBUG_INFO_A2("Restart loop from %"GST_TIME_FORMAT" to %"GST_TIME_FORMAT,
-                          GST_TIME_ARGS(mCtx->loopstart), GST_TIME_ARGS(mCtx->loopend));
-            gst_element_seek( bCtx->bin, mCtx->playrate, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH|GST_SEEK_FLAG_ACCURATE,
-                              GST_SEEK_TYPE_SET, mCtx->loopstart,
-                              GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE );
-            mCtx->lastpos = mCtx->loopstart;
-            if( mCtx && mCtx->trackpositionenabled )
-            {
-            	DEBUG_INFO_A1("mCtx->trackpositionenabled sending looping update, position:%&u ", posMsec);
-                posMsec = GST_TIME_AS_MSECONDS(mCtx->lastpos);/*Warning ok due to used API specification*/
-                /* send needed events */
-                event.data=&posMsec;
-                XAAdaptationBase_SendAdaptEvents(bCtx, &event );
-            }
-        }
-        else
-        {
-            mCtx->lastpos = position;
-        }
-    }
-    DEBUG_API("<-XAMediaPlayerAdapt_PositionUpdate");
-    /* return false to stop timer */
-    return( mCtx->runpositiontimer );
-}
-
-/*
- * XAresult XAMediaPlayerAdapt_UpdatePositionCbTimer
- * Enable/disable periodic position tracking callback timer
- */
-XAresult XAMediaPlayerAdapt_UpdatePositionCbTimer(XAMediaPlayerAdaptationCtx* mCtx)
-{
-    DEBUG_API_A2("->XAMediaPlayerAdapt_UpdatePositionCbTimer: trackposition %u, tracklooping %u",
-                mCtx->trackpositionenabled, mCtx->loopingenabled);
-
-    if(mCtx->runpositiontimer==0 && (mCtx->trackpositionenabled || mCtx->loopingenabled))
-    {
-        DEBUG_INFO("Start position tracking timer");
-        mCtx->positionCb = &XAMediaPlayerAdapt_PositionUpdate;
-        /* if play is already on, create a timer to track position of playback */
-        if( GST_STATE(mCtx->baseObj.bin) == GST_STATE_PLAYING )
-        {
-            mCtx->runpositiontimer = g_timeout_add(XA_ADAPT_PU_INTERVAL, mCtx->positionCb, mCtx);
-        }
-    }
-    else if (mCtx->runpositiontimer!=0 && !(mCtx->trackpositionenabled || mCtx->loopingenabled))
-    {
-        DEBUG_INFO("Stop position tracking timer");
-        mCtx->trackpositionenabled = XA_BOOLEAN_FALSE;
-        if(mCtx->runpositiontimer > 0)
-        {
-            g_source_remove(mCtx->runpositiontimer);
-            mCtx->runpositiontimer=0;
-        }
-    }
-    DEBUG_API("<-XAMediaPlayerAdapt_UpdatePositionCbTimer");
-    return XA_RESULT_SUCCESS;
-}
-
-/*
- * XAresult XAMediaPlayerAdapt_InitContentPipeSrc(ctx)
- * CP code: can be moved to context base
- */
-XAresult XAMediaPlayerAdapt_InitContentPipeSrc(XAMediaPlayerAdaptationCtx* ctx)
-{
-    XAresult ret = XA_RESULT_SUCCESS;
-    CPresult res;
-    /*GstStateChangeReturn gstRet = GST_STATE_CHANGE_SUCCESS;*/
-    DEBUG_API("->XAMediaPlayerAdapt_InitContentPipeSrc");
-    ctx->baseObj.pipeSrcThrCtx.appSrc = GST_APP_SRC(ctx->source);
-    ctx->baseObj.pipeSrcThrCtx.pipe = (XADataLocator_ContentPipe*)(ctx->xaSource->pLocator);
-
-    /* Create thread for content pipe source*/
-    ret = XAImpl_CreateThreadHandle( &(ctx->baseObj.pipeSrcThr) );
-    if ( ret != XA_RESULT_SUCCESS )
-    {
-        DEBUG_ERR("Could not create thread for content pipe source!");
-        DEBUG_API("<-XAMediaPlayerAdapt_InitContentPipeSrc");
-        return ret;
-    }
-
-    /* Create semaphore for content pipe source */
-    ret = XAImpl_CreateSemaphore( &(ctx->baseObj.pipeSrcThrCtx.stateSem));
-    if ( ret != XA_RESULT_SUCCESS )
-    {
-        DEBUG_ERR("Could not create semaphore for content pipe source!");
-        DEBUG_API("<-XAMediaPlayerAdapt_InitContentPipeSrc");
-        return ret;
-    }
-
-    /* Open content pipe */
-    res = ctx->baseObj.pipeSrcThrCtx.pipe->pContentPipe->Open(&(ctx->baseObj.pipeSrcThrCtx.dataHandle),
-                                                (CPstring)(ctx->baseObj.pipeSrcThrCtx.pipe->URI),
-                                                CP_AccessRead );
-    if ( res ==  EXIT_FAILURE )
-    {
-        DEBUG_ERR("Could not open Content Pipe!")
-        return XA_RESULT_INTERNAL_ERROR;
-    }
-
-    res = ctx->baseObj.pipeSrcThrCtx.pipe->pContentPipe->RegisterCallback( &(ctx->baseObj.pipeSrcThrCtx.dataHandle), &XAAdaptationBase_ContentPipeSrcCb);
-    if ( res == EXIT_FAILURE )
-    {
-        DEBUG_ERR("Could not register content pipe callbacks!")
-        return XA_RESULT_INTERNAL_ERROR;
-    }
-
-    /*gstRet = gst_element_set_state( GST_ELEMENT(ctx->source), GST_STATE_PAUSED);
-    gst_element_sync_state_with_parent( GST_ELEMENT( ctx->source));*/
-
-    XAImpl_StartThread( &(ctx->baseObj.pipeSrcThr), NULL, &XAAdaptationBase_ContentPipeScrThrFunc, &(ctx->baseObj.pipeSrcThrCtx) );
-
-    DEBUG_API("<-XAMediaPlayerAdapt_InitContentPipeSrc");
-    return ret;
-}