author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Jun 2010 18:47:10 +0300 | |
changeset 31 | 8dfd592727cb |
parent 22 | 128eb6a32b84 |
permissions | -rw-r--r-- |
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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 "xadynamicsourceitfadaptation.h" |
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|
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/* |
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* XAresult XADynamicSourceItfAdapt_SetSource(XAAdaptationGstCtx *bCtx, XADataSource *pDataSource) |
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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 XADataSource *pDataSource - new data source |
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* @return XAresult ret - Success value |
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*/ |
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XAresult XADynamicSourceItfAdapt_SetSource(XAAdaptationGstCtx *bCtx, XADataSource *pDataSource) |
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{ |
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XAresult ret = XA_RESULT_SUCCESS; |
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DEBUG_API("->XADynamicSourceItfAdapt_SetSource"); |
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if( !bCtx || !pDataSource || !pDataSource->pLocator ) |
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{ |
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DEBUG_ERR("Invalid NULL parameter"); |
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ret = XA_RESULT_PARAMETER_INVALID; |
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} |
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else if(bCtx->baseObj.ctxId == XAMediaPlayerAdaptation || bCtx->baseObj.ctxId == XAMDAdaptation ) |
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{ |
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XAMediaPlayerAdaptationCtx* mCtx = (XAMediaPlayerAdaptationCtx*) bCtx; |
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GstStateChangeReturn gret; |
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GstState origState; |
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GstElement* newSource = XAAdaptationGst_CreateGstSource( pDataSource, "datasrc", &(mCtx->isobjsrc), NULL, NULL); |
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if(!newSource) |
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{ |
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DEBUG_ERR("Could not create data source!!!"); |
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return XA_RESULT_CONTENT_NOT_FOUND; |
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} |
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DEBUG_INFO("Changing Playback Source"); |
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/* store current state */ |
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origState = GST_STATE(bCtx->bin); |
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/* unroll pipeline */ |
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bCtx->binWantedState = GST_STATE_NULL; |
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XAAdaptationGst_PrepareAsyncWait(bCtx); |
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gret = gst_element_set_state( GST_ELEMENT(bCtx->bin), bCtx->binWantedState); |
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if( gret == GST_STATE_CHANGE_ASYNC ) |
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{ |
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DEBUG_INFO("Wait for unroll"); |
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XAAdaptationGst_StartAsyncWait(bCtx); |
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DEBUG_INFO("Unroll ready"); |
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} |
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else if( gret == GST_STATE_CHANGE_FAILURE ) |
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{ /*not much we can do*/ |
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DEBUG_ERR("WARNING: Failed to unroll pipeline!!") |
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return XA_RESULT_INTERNAL_ERROR; |
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} |
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bCtx->waitingasyncop = XA_BOOLEAN_FALSE; |
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|
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/* set new source */ |
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gst_element_unlink(mCtx->source,mCtx->codecbin); |
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gst_bin_remove(GST_BIN(bCtx->bin), mCtx->source); |
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mCtx->source = newSource; |
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gst_bin_add(GST_BIN(bCtx->bin), mCtx->source); |
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if(! gst_element_link(mCtx->source, mCtx->codecbin)) |
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{ |
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DEBUG_ERR("Could not link source to codecbin!!"); |
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return XA_RESULT_INTERNAL_ERROR; |
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} |
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mCtx->xaSource = pDataSource; |
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|
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/* restore pipeline state */ |
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bCtx->binWantedState = origState; |
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DEBUG_INFO_A1("Changing pipeline back to state %s",gst_element_state_get_name(origState)); |
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XAAdaptationGst_PrepareAsyncWait(bCtx); |
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gret = gst_element_set_state( GST_ELEMENT(bCtx->bin), bCtx->binWantedState); |
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if( gret == GST_STATE_CHANGE_ASYNC ) |
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{ |
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DEBUG_INFO("Wait for state change"); |
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XAAdaptationGst_StartAsyncWait(bCtx); |
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} |
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else if( gret == GST_STATE_CHANGE_FAILURE ) |
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{ |
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DEBUG_ERR("State change FAILED"); |
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return XA_RESULT_INTERNAL_ERROR; |
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} |
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bCtx->waitingasyncop = XA_BOOLEAN_FALSE; |
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DEBUG_INFO_A1("Pipeline in state %s",gst_element_state_get_name(GST_STATE(bCtx->bin))); |
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|
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if( GST_STATE(bCtx->bin) > GST_STATE_READY ) |
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{ /* let (possible) extraction itf to know new tags */ |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
101 |
XAAdaptEvent event = {XA_METADATAEVENTS, XA_ADAPT_MDE_TAGS_AVAILABLE, 0, NULL }; |
43d09473c595
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
102 |
XAAdaptationBase_SendAdaptEvents(&bCtx->baseObj, &event ); |
43d09473c595
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
103 |
} |
43d09473c595
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
104 |
} |
43d09473c595
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
105 |
DEBUG_API("<-XADynamicSourceItfAdapt_SetSource"); |
43d09473c595
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
106 |
return ret; |
43d09473c595
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
107 |
} |