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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 "unistd.h"
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#include <pthread.h>
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#include "xamediaplayeradaptctx.h"
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#include "xaplayitfadaptation.h"
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#include "xaadaptationgst.h"
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#include "xacameraadaptctx.h"
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extern XAboolean cameraRealized;
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extern XACameraAdaptationCtx_* cameraCtx;
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/*forward declaration of position updater callback*/
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gboolean XAPlayItfAdapt_PositionUpdate(gpointer ctx);
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/*
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* XAresult XAPlayItfAdaptGST_SetPlayState(XAAdaptationGstCtx *bCtx, XAuint32 state)
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* Sets play state to GStreamer.
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* @param XAAdaptationGstCtx *bCtx - Adaptation context, this will be casted to correct type regarding to contextID
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* XAuint32 state - Play state to be set
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* @return XAresult ret - Success value
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*/
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XAresult XAPlayItfAdaptGST_SetPlayState(XAAdaptationBaseCtx *ctx, XAuint32 state)
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{
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XAresult ret = XA_RESULT_SUCCESS;
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XAboolean requestStateChange = XA_BOOLEAN_FALSE;
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GstStateChangeReturn gstRet = GST_STATE_CHANGE_SUCCESS;
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XAMediaPlayerAdaptationCtx* mCtx = NULL;
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XAuint32 locType = 0;
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GstState gstOrigState = GST_STATE_PLAYING;
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XADataLocator_Address *address = NULL;
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XAboolean playing = XA_BOOLEAN_FALSE;
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XAAdaptationGstCtx *bCtx = (XAAdaptationGstCtx *)ctx;
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DEBUG_API_A1("->XAPlayItfAdaptGST_SetPlayState %s",PLAYSTATENAME(state));
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if(!bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation)
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{
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DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
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return XA_RESULT_PARAMETER_INVALID;
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}
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mCtx = (XAMediaPlayerAdaptationCtx*) bCtx;
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switch ( state )
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{
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case XA_PLAYSTATE_STOPPED:
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{
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if ( cameraCtx && cameraRealized && mCtx->isobjsrc && mCtx->source )
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{
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cameraCtx->playing = XA_BOOLEAN_FALSE;
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if(!cameraCtx->recording && !cameraCtx->snapshotting)
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{
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/* Future improvement: We could block MPObjSrc pad from tee-eleement here, when
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* tee-element supports sending stream to one pad when others are blocked */
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/* Neither view finder or recorder is running -> pause camera */
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if ( GST_STATE( GST_ELEMENT(mCtx->source)) == GST_STATE_PLAYING )
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{
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GstStateChangeReturn gret;
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DEBUG_INFO("Stop camera source");
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gret = gst_element_set_state( GST_ELEMENT(mCtx->source), GST_STATE_PAUSED );
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if(gret == GST_STATE_CHANGE_SUCCESS)
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gret = gst_element_get_state( GST_ELEMENT(mCtx->source), NULL,NULL, XA_ADAPT_ASYNC_TIMEOUT_SHORT_NSEC );
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}
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}
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}
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gstOrigState = GST_STATE(bCtx->bin);
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if ( gstOrigState != GST_STATE_READY )
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{
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DEBUG_INFO("Set gst-bin to GST_STATE_READY");
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bCtx->binWantedState = GST_STATE_READY;
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XAAdaptationGst_PrepareAsyncWait(bCtx);
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gstRet = gst_element_set_state( GST_ELEMENT(bCtx->bin), GST_STATE_READY);
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switch ( gstRet )
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{
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case GST_STATE_CHANGE_FAILURE:
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DEBUG_ERR_A1("FAILED to change state (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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bCtx->binWantedState = GST_STATE(bCtx->bin);
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ret = XA_RESULT_INTERNAL_ERROR;
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break;
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case GST_STATE_CHANGE_ASYNC:
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DEBUG_INFO_A1("Change state will happen asyncronously (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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XAAdaptationGst_StartAsyncWait(bCtx);
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ret = XA_RESULT_SUCCESS;
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break;
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case GST_STATE_CHANGE_SUCCESS:
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DEBUG_INFO_A1("Successfully changed state (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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break;
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default:
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DEBUG_ERR_A1("Unhandled error (%d)",gstRet);
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break;
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}
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bCtx->waitingasyncop = XA_BOOLEAN_FALSE;
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DEBUG_INFO_A1("Setted gst-bin to state %s", gst_element_state_get_name(GST_STATE(bCtx->bin)));
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DEBUG_INFO_A1("Restoring gst-bin state to state %s", gst_element_state_get_name(gstOrigState));
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bCtx->binWantedState = gstOrigState;
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XAAdaptationGst_PrepareAsyncWait(bCtx);
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gstRet = gst_element_set_state( GST_ELEMENT(bCtx->bin), gstOrigState);
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switch ( gstRet )
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{
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case GST_STATE_CHANGE_FAILURE:
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DEBUG_ERR_A1("FAILED to change state (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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bCtx->binWantedState = GST_STATE(bCtx->bin);
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ret = XA_RESULT_INTERNAL_ERROR;
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break;
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case GST_STATE_CHANGE_ASYNC:
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DEBUG_INFO_A1("Change state will happen asyncronously (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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XAAdaptationGst_StartAsyncWait(bCtx);
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ret = XA_RESULT_SUCCESS;
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break;
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case GST_STATE_CHANGE_SUCCESS:
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DEBUG_INFO_A1("Successfully changed state (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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break;
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default:
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DEBUG_ERR_A1("Unhandled error (%d)",gstRet);
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break;
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}
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bCtx->waitingasyncop = XA_BOOLEAN_FALSE;
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gstOrigState = GST_STATE(bCtx->bin);
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DEBUG_INFO_A1("Restored gst-bin to state %s", gst_element_state_get_name(gstOrigState));
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}
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/* if( bCtx->pipeSrcThrCtx.dataHandle )
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{
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XAresult retVal = XA_RESULT_SUCCESS;
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if ( bCtx->pipeSrcThrCtx.state != CPStateNull )
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{
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bCtx->pipeSrcThrCtx.state = CPStateStopped;
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}
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retVal = XAImpl_PostSemaphore( bCtx->pipeSrcThrCtx.stateSem );
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if ( retVal != XA_RESULT_SUCCESS )
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{
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DEBUG_ERR("Could not post content pipe semaphore!");
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}
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}*/
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/* stop head and drive head to beginning */
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bCtx->binWantedState = GST_STATE_PAUSED;
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if(mCtx->runpositiontimer > 0)
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{
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g_source_remove(mCtx->runpositiontimer);
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mCtx->runpositiontimer=0;
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}
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gst_element_send_event(bCtx->bin,gst_event_new_flush_start());
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gst_element_send_event(bCtx->bin,gst_event_new_flush_stop());
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locType = *((XAuint32*)( mCtx->xaSource->pLocator ));
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if( locType == XA_DATALOCATOR_ADDRESS )
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{
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address = (XADataLocator_Address*)(mCtx->xaSource->pLocator);
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/* init gst buffer from datalocator */
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if( mCtx->source )
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{
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GstBuffer* userBuf = NULL;
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/* init GST buffer from XADataLocator*/
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userBuf = gst_buffer_new();
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if( userBuf )
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{
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userBuf->size = address->length;
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userBuf->data = address->pAddress;
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/* push the whole buffer to appsrc so it is ready for preroll */
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DEBUG_INFO("Pushing buffer");
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gst_app_src_push_buffer( GST_APP_SRC(mCtx->source), userBuf );
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DEBUG_INFO_A1("Sent buffer at 0x%x to appsrc", userBuf );
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gst_app_src_end_of_stream( GST_APP_SRC(mCtx->source) );
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}
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else
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{
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DEBUG_ERR("Failure allocating buffer!");
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}
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}
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}
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break;
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}
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case XA_PLAYSTATE_PAUSED:
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if ( cameraCtx && cameraRealized && mCtx->isobjsrc && mCtx->source )
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{
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cameraCtx->playing = XA_BOOLEAN_FALSE;
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/* Future improvement: We could block MPObjSrc pad from tee-eleement here, when
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* tee-element supports sending stream to one pad when others are blocked */
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if(!cameraCtx->recording && !cameraCtx->snapshotting)
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{
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/* Neither view finder or recorder is running -> pause camera */
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if ( GST_STATE( GST_ELEMENT(mCtx->source)) == GST_STATE_PLAYING )
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{
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GstStateChangeReturn gret;
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DEBUG_INFO("Stop camera source");
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gret = gst_element_set_state( GST_ELEMENT(mCtx->source), GST_STATE_PAUSED );
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if(gret == GST_STATE_CHANGE_SUCCESS)
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gret = gst_element_get_state( GST_ELEMENT(mCtx->source), NULL,NULL, XA_ADAPT_ASYNC_TIMEOUT_SHORT_NSEC );
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}
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}
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}
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/* if ( bCtx->pipeSrcThrCtx.state != CPStateNull )
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{
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bCtx->pipeSrcThrCtx.state = CPStatePaused;
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}*/
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bCtx->binWantedState = GST_STATE_PAUSED;
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if(mCtx->runpositiontimer > 0)
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{
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g_source_remove(mCtx->runpositiontimer);
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mCtx->runpositiontimer=0;
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}
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break;
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case XA_PLAYSTATE_PLAYING:
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{
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if ( cameraCtx && mCtx->isobjsrc )
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{
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cameraCtx->playing = XA_BOOLEAN_TRUE;
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}
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if ( mCtx->videoppBScrbin )
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{
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gst_element_set_state( GST_ELEMENT(mCtx->videoppBScrbin), GST_STATE_PAUSED);
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}
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if (mCtx->isobjsrc && !mCtx->cameraSinkSynced && cameraCtx )
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{ /* create videosink now */
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mCtx->cameraSinkSynced = XA_BOOLEAN_TRUE;
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if ( mCtx->videosink )
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{
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gst_element_unlink( mCtx->filter,mCtx->videosink );
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gst_element_set_state( GST_ELEMENT(mCtx->videosink), GST_STATE_NULL);
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gst_bin_remove( GST_BIN(mCtx->baseObj.bin), mCtx->videosink);
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mCtx->videosink = XAAdaptationGst_CreateGstSink( mCtx->xaVideoSink, "videosink", &(mCtx->isobjvsink) );
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gst_bin_add(GST_BIN(mCtx->baseObj.bin), mCtx->videosink);
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if (! gst_element_link(mCtx->filter, mCtx->videosink))
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{
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DEBUG_ERR("Could not link Filter to videosink!!");
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return XA_RESULT_INTERNAL_ERROR;
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}
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}
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}
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/* if ( bCtx->pipeSrcThrCtx.state != CPStateNull )
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{
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XAresult retVal = XA_RESULT_SUCCESS;
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if ( bCtx->pipeSrcThrCtx.state == CPStateInitialized )
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{ Start thread if it's not running
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retVal = XAImpl_StartThread( &(bCtx->pipeSrcThr), NULL, &XAAdaptationGst_ContentPipeScrThrFunc, &(bCtx->pipeSrcThrCtx) );
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if ( retVal != XA_RESULT_SUCCESS )
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{
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DEBUG_ERR("Could not start content pipe thread!");
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}
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}
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if ( bCtx->pipeSrcThrCtx.state == CPStatePaused ||
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bCtx->pipeSrcThrCtx.state == CPStateInitialized ||
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bCtx->pipeSrcThrCtx.state == CPStateStarted )
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retVal = XAImpl_PostSemaphore( bCtx->pipeSrcThrCtx.stateSem );
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if ( retVal != XA_RESULT_SUCCESS )
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{
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DEBUG_ERR("Could not post content pipe semaphore!");
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}
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}*/
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bCtx->binWantedState = GST_STATE_PLAYING;
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if(mCtx->playrate!=1 && !mCtx->isobjsrc)
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{ /*set seek element for ff, rew and slow*/
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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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playing = XA_BOOLEAN_TRUE;
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break;
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}
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default:
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ret = XA_RESULT_PARAMETER_INVALID;
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break;
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}
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/* launch Gstreamer state change only if necessary */
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if( GST_STATE_TARGET(bCtx->bin) == bCtx->binWantedState )
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{
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DEBUG_INFO("Gst already in or transitioning to wanted state");
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requestStateChange = XA_BOOLEAN_FALSE;
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}
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else
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{
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if( (GST_STATE(bCtx->bin) == bCtx->binWantedState) &&
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(GST_STATE_PENDING(bCtx->bin) == GST_STATE_VOID_PENDING) )
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{
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DEBUG_ERR_A3("WARNING : gststate %d == wanted %d != gsttarget %d and no statechange pending",
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GST_STATE(bCtx->bin), bCtx->binWantedState, GST_STATE_TARGET(bCtx->bin));
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}
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requestStateChange = XA_BOOLEAN_TRUE;
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}
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if( requestStateChange )
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{
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XAAdaptationGst_PrepareAsyncWait(bCtx);
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DEBUG_INFO_A1("Sending change state request to state %d", bCtx->binWantedState);
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gstRet = gst_element_set_state( GST_ELEMENT(bCtx->bin), bCtx->binWantedState);
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switch ( gstRet )
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{
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case GST_STATE_CHANGE_FAILURE:
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DEBUG_ERR_A1("FAILED to change state (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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bCtx->binWantedState = GST_STATE(bCtx->bin);
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ret = XA_RESULT_INTERNAL_ERROR;
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break;
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case GST_STATE_CHANGE_ASYNC:
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DEBUG_INFO_A1("Change state will happen asyncronously (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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XAAdaptationGst_StartAsyncWait(bCtx);
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ret = XA_RESULT_SUCCESS;
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break;
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case GST_STATE_CHANGE_NO_PREROLL:
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DEBUG_INFO("GST_STATE_CHANGE_NO_PREROLL");
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/* deliberate fall-through */
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case GST_STATE_CHANGE_SUCCESS:
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DEBUG_INFO_A1("Successfully changed state (target %s)",
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gst_element_state_get_name(bCtx->binWantedState));
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ret = XA_RESULT_SUCCESS;
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|
358 |
break;
|
|
359 |
default:
|
|
360 |
DEBUG_ERR_A1("Unhandled error (%d)",gstRet);
|
|
361 |
ret = XA_RESULT_UNKNOWN_ERROR;
|
|
362 |
break;
|
|
363 |
}
|
|
364 |
bCtx->waitingasyncop = XA_BOOLEAN_FALSE;
|
|
365 |
}
|
|
366 |
|
|
367 |
if (playing && mCtx->isobjsrc && cameraCtx )
|
|
368 |
{
|
|
369 |
GstPad* moSrc=NULL ;
|
|
370 |
|
|
371 |
playing = XA_BOOLEAN_FALSE;
|
|
372 |
moSrc = gst_element_get_static_pad( mCtx->source, "MPObjSrc");
|
|
373 |
if( moSrc && gst_pad_is_linked(moSrc) )
|
|
374 |
{
|
|
375 |
DEBUG_INFO_A2("unblock element:%s pad:%s",
|
|
376 |
gst_element_get_name( mCtx->source),
|
|
377 |
gst_pad_get_name(moSrc));
|
|
378 |
gst_pad_set_blocked_async(moSrc, FALSE, XAAdaptationGst_PadBlockCb, NULL);
|
|
379 |
}
|
|
380 |
|
|
381 |
if ( GST_STATE( GST_ELEMENT(mCtx->source)) != GST_STATE_PLAYING )
|
|
382 |
{
|
|
383 |
GstStateChangeReturn gret;
|
|
384 |
DEBUG_INFO("Start camera source");
|
|
385 |
gret = gst_element_set_state( GST_ELEMENT(mCtx->source), GST_STATE_PLAYING );
|
|
386 |
if(gret == GST_STATE_CHANGE_SUCCESS)
|
|
387 |
gret = gst_element_get_state( GST_ELEMENT(mCtx->source), NULL,NULL, XA_ADAPT_ASYNC_TIMEOUT_SHORT_NSEC );
|
|
388 |
}
|
|
389 |
}
|
|
390 |
DEBUG_API("<-XAPlayItfAdaptGST_SetPlayState");
|
|
391 |
return ret;
|
|
392 |
}
|
|
393 |
|
|
394 |
/*
|
|
395 |
* XAresult XAPlayItfAdaptGST_GetDuration(XAAdaptationGstCtx *bCtx, XAmillisecond *pMsec)
|
|
396 |
* @param XAAdaptationGstCtx *bCtx - Adaptation context, this will be casted to correct type regarding to contextID
|
|
397 |
* XAmillisecond *pMsec - Pointer where to store duration of stream.
|
|
398 |
* @return XAresult ret - Success value
|
|
399 |
*/
|
|
400 |
XAresult XAPlayItfAdaptGST_GetDuration(XAAdaptationGstCtx *bCtx, XAmillisecond *pMsec)
|
|
401 |
{
|
|
402 |
XAresult ret = XA_RESULT_SUCCESS;
|
|
403 |
GstFormat format = GST_FORMAT_TIME;
|
|
404 |
gint64 duration;
|
|
405 |
DEBUG_API("->XAPlayItfAdaptGST_GetDuration");
|
|
406 |
|
|
407 |
if(!bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation || !pMsec)
|
|
408 |
{
|
|
409 |
DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
|
|
410 |
/* invalid parameter */
|
|
411 |
return XA_RESULT_PARAMETER_INVALID;
|
|
412 |
}
|
|
413 |
|
|
414 |
if( gst_element_query_duration( GST_ELEMENT(bCtx->bin), &format, &duration ) )
|
|
415 |
{
|
|
416 |
DEBUG_INFO_A1("Duration: %"GST_TIME_FORMAT, GST_TIME_ARGS(duration));
|
|
417 |
ret = XA_RESULT_SUCCESS;
|
|
418 |
*pMsec = GST_TIME_AS_MSECONDS(duration);/*Warning ok due to used API specification*/
|
|
419 |
}
|
|
420 |
else
|
|
421 |
{
|
|
422 |
DEBUG_ERR("WARNING: Gst: could not get duration");
|
|
423 |
*pMsec = XA_TIME_UNKNOWN;
|
|
424 |
ret = XA_RESULT_SUCCESS;
|
|
425 |
}
|
|
426 |
|
|
427 |
DEBUG_API("<-XAPlayItfAdaptGST_GetDuration");
|
|
428 |
return ret;
|
|
429 |
}
|
|
430 |
|
|
431 |
/*
|
|
432 |
* XAresult XAPlayItfAdaptGST_GetPosition(XAAdaptationGstCtx *bCtx, XAmillisecond *pMsec)
|
|
433 |
* @param XAAdaptationGstCtx *bCtx - Adaptation context, this will be casted to correct type regarding to contextID value
|
|
434 |
* XAmillisecond *pMsec - Pointer where to store current position in stream.
|
|
435 |
* @return XAresult ret - Success value
|
|
436 |
*/
|
|
437 |
XAresult XAPlayItfAdaptGST_GetPosition(XAAdaptationGstCtx *bCtx, XAmillisecond *pMsec)
|
|
438 |
{
|
|
439 |
XAresult ret = XA_RESULT_SUCCESS;
|
|
440 |
gint64 position;
|
|
441 |
GstFormat format = GST_FORMAT_TIME;
|
|
442 |
DEBUG_API("->XAPlayItfAdapGSTt_GetPosition");
|
|
443 |
|
|
444 |
if(!bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation)
|
|
445 |
{
|
|
446 |
DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
|
|
447 |
/* invalid parameter */
|
|
448 |
return XA_RESULT_PARAMETER_INVALID;
|
|
449 |
}
|
|
450 |
|
|
451 |
if ( gst_element_query_position( GST_ELEMENT(bCtx->bin), &format, &position ) )
|
|
452 |
{
|
|
453 |
DEBUG_INFO_A1("Current position %"GST_TIME_FORMAT, GST_TIME_ARGS(position));
|
|
454 |
ret = XA_RESULT_SUCCESS;
|
|
455 |
*pMsec = GST_TIME_AS_MSECONDS(position);/*Warning ok due to used API specification*/
|
|
456 |
}
|
|
457 |
else
|
|
458 |
{
|
|
459 |
DEBUG_ERR("WARNING: Gst: could not get position");
|
|
460 |
/* probably not fully prerolled - safe assumption for position = 0 */
|
|
461 |
*pMsec = 0;
|
|
462 |
ret = XA_RESULT_SUCCESS;
|
|
463 |
}
|
|
464 |
|
|
465 |
DEBUG_API("<-XAPlayItfAdaptGST_GetPosition");
|
|
466 |
return ret;
|
|
467 |
}
|
|
468 |
|
|
469 |
/*
|
|
470 |
* XAresult XAPlayItfAdapt_EnablePositionTracking
|
|
471 |
* Enable/disable periodic position tracking callbacks
|
|
472 |
*/
|
|
473 |
XAresult XAPlayItfAdapt_EnablePositionTracking(XAAdaptationGstCtx *bCtx, XAboolean enable)
|
|
474 |
{
|
|
475 |
XAMediaPlayerAdaptationCtx* mCtx;
|
|
476 |
|
|
477 |
DEBUG_API_A1("->XAPlayItfAdapt_EnablePositionTracking (enable: %d)", (int)enable);
|
|
478 |
if(!bCtx || bCtx->baseObj.ctxId != XAMediaPlayerAdaptation)
|
|
479 |
{
|
|
480 |
DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
|
|
481 |
/* invalid parameter */
|
|
482 |
return XA_RESULT_PARAMETER_INVALID;
|
|
483 |
}
|
|
484 |
mCtx = (XAMediaPlayerAdaptationCtx*) bCtx;
|
|
485 |
if(enable && !(mCtx->trackpositionenabled))
|
|
486 |
{
|
|
487 |
mCtx->trackpositionenabled = XA_BOOLEAN_TRUE;
|
|
488 |
XAMediaPlayerAdapt_UpdatePositionCbTimer(mCtx);
|
|
489 |
}
|
|
490 |
else if (!enable && (mCtx->trackpositionenabled))
|
|
491 |
{
|
|
492 |
mCtx->trackpositionenabled = XA_BOOLEAN_FALSE;
|
|
493 |
XAMediaPlayerAdapt_UpdatePositionCbTimer(mCtx);
|
|
494 |
}
|
|
495 |
|
|
496 |
DEBUG_API("<-XAPlayItfAdapt_EnablePositionTracking");
|
|
497 |
return XA_RESULT_SUCCESS;
|
|
498 |
}
|
|
499 |
|