khronosfws/openmax_al/src/ledarray/xaledarraydevice.c
changeset 12 5a06f39ad45b
child 16 43d09473c595
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/ledarray/xaledarraydevice.c	Fri Apr 16 15:29:42 2010 +0300
@@ -0,0 +1,350 @@
+/*
+* 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 <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+#include "xaledarraydevice.h"
+#include "xaledarrayitf.h"
+#include "xaconfigextensionsitf.h"
+#include "xadynintmgmtitf.h"
+#include "xathreadsafety.h"
+
+
+/* Static mapping of enumeration XALEDArrayDeviceInterfaces to interface iids */
+static const XAInterfaceID* XALEDArrayDeviceItfIIDs[LEDARRAY_ITFCOUNT]=
+{
+    &XA_IID_OBJECT,
+    &XA_IID_LED,
+    &XA_IID_CONFIGEXTENSION,
+    &XA_IID_DYNAMICINTERFACEMANAGEMENT,
+};
+
+
+/*****************************************************************************
+ * Global methods
+ *****************************************************************************/
+
+/* XAResult XALEDArrayDeviceImpl_Create
+ * Description: Create object
+ */
+XAresult XALEDArrayDeviceImpl_CreateLEDArrayDevice(XAObjectItf* pDevice,
+                                                   XAuint32 deviceID,
+                                                   XAuint32 numInterfaces,
+                                                   const XAInterfaceID * pInterfaceIds,
+                                                   const XAboolean * pInterfaceRequired)
+{
+
+    
+    XAuint8 itfIndex = 0;
+
+    XALEDArrayDeviceImpl* pImpl = NULL;
+    XAObjectItfImpl* pBaseObj = NULL;
+    
+
+    DEBUG_API("->XALEDArrayDeviceImpl_Create");
+    XA_IMPL_THREAD_SAFETY_ENTRY(XATSLEDArray);
+
+    if( !pDevice )
+    {
+        /* invalid parameter */
+        XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XALEDArrayDeviceImpl_Create");
+        return XA_RESULT_PARAMETER_INVALID;
+    }
+
+    /* instantiate object implementation */
+    pImpl = (XALEDArrayDeviceImpl*)calloc(1,sizeof(XALEDArrayDeviceImpl));
+    if( !pImpl )
+    {
+        /* memory allocation failed */
+        XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+        DEBUG_ERR("XA_RESULT_MEMORY_FAILURE");
+        DEBUG_API("<-XALEDArrayDeviceImpl_Create");
+        return XA_RESULT_MEMORY_FAILURE;
+    }
+    pBaseObj = &pImpl->baseObj;
+
+
+
+    /* Initialize base object default implementation */
+    XAObjectItfImpl_Init(pBaseObj,
+                         LEDARRAY_ITFCOUNT,
+                         XALEDArrayDeviceItfIIDs,
+                         XALEDArrayDeviceImpl_DoRealize,
+                         XALEDArrayDeviceImpl_DoResume,
+                         XALEDArrayDeviceImpl_FreeResources);
+
+    /* Mark interfaces that need to be exposed */
+    /* Implicit and mandated interfaces */
+    pBaseObj->interfaceMap[LEDARRAY_LEDARRAYITF].required = XA_BOOLEAN_TRUE;
+    pBaseObj->interfaceMap[LEDARRAY_DIMITF].required = XA_BOOLEAN_TRUE;
+
+    /* Explicit interfaces */
+    if( (numInterfaces != 0) && pInterfaceIds && pInterfaceRequired )
+    {
+        /* Check required interfaces */
+        for( itfIndex = 0; itfIndex < numInterfaces; itfIndex++ )
+        {
+            /* If mapEntry is null then required interface is not supported.*/
+            XAObjItfMapEntry *entry =
+                XAObjectItfImpl_GetItfEntry((XAObjectItf)&(pBaseObj), pInterfaceIds[itfIndex]);
+           if( !entry  )
+            {
+                if( pInterfaceRequired[itfIndex] )
+                {
+                    /* required interface cannot be accommodated - fail creation */
+                    XAObjectItfImpl_Destroy((XAObjectItf)&(pBaseObj));
+                    XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+                    DEBUG_ERR("Required interface not found - abort creation!");
+                    DEBUG_API("<-XALEDArrayDeviceImpl_Create");
+                    return XA_RESULT_FEATURE_UNSUPPORTED;
+                }
+                else
+                {
+                    DEBUG_INFO("Requested (not required) interface not found - continue creation");
+                }
+            }
+            else
+            {
+                entry->required = XA_BOOLEAN_TRUE;
+            }
+        }
+    }
+
+    /* Initialize XALEDArrayDeviceImpl variables */
+    pImpl->deviceID = deviceID;
+#ifdef _GSTREAMER_BACKEND_  
+    pImpl->adaptationCtx = XALEDArrayAdapt_Create(pImpl->deviceID);
+#endif
+    
+    /* This code is put here to return Feature Not Supported since adaptation is not present*/
+    /*************************************************/
+    XAObjectItfImpl_Destroy((XAObjectItf)&(pBaseObj));
+    XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+    DEBUG_ERR("Required interface not found - abort creation!");
+    DEBUG_API("<-XALEDArrayDeviceImpl_Create");
+    return XA_RESULT_FEATURE_UNSUPPORTED;
+    /*************************************************/
+    
+    /* Set ObjectItf to point to newly created object */
+/*
+    *pDevice = (XAObjectItf)&(pBaseObj->self);
+    XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+    DEBUG_API("<-XALEDArrayDeviceImpl_Create");
+    return XA_RESULT_SUCCESS;
+*/
+}
+
+/* XAResult XALEDArrayDeviceImpl_QueryNumSupportedInterfaces
+ * Description: Statically query number of supported interfaces
+ */
+XAresult XALEDArrayDeviceImpl_QueryNumSupportedInterfaces( XAuint32 *pNumSupportedInterfaces )
+{
+    DEBUG_API("->XALEDArrayDeviceImpl_QueryNumSupportedInterfaces");
+    if( pNumSupportedInterfaces )
+    {
+#ifdef _GSTREAMER_BACKEND_  
+        *pNumSupportedInterfaces = LEDARRAY_ITFCOUNT;
+#endif
+        DEBUG_API_A1("<-XALEDArrayDeviceImpl_QueryNumSupportedInterfaces - %ld", *pNumSupportedInterfaces );
+        return XA_RESULT_SUCCESS;
+    }
+    else
+    {
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XALEDArrayDeviceImpl_QueryNumSupportedInterfaces");
+        return XA_RESULT_PARAMETER_INVALID;
+    }
+}
+/* XAResult XALEDArrayDeviceImpl_QuerySupportedInterfaces
+ * Description: Statically query supported interfaces
+ */
+XAresult XALEDArrayDeviceImpl_QuerySupportedInterfaces( XAuint32 index,
+                                                      XAInterfaceID * pInterfaceId )
+{
+    DEBUG_API("->XALEDArrayDeviceImpl_QuerySupportedInterfaces");
+
+#ifdef _GSTREAMER_BACKEND_  
+    if( index >= LEDARRAY_ITFCOUNT || !pInterfaceId )
+    {
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XALEDArrayDeviceImpl_QuerySupportedInterfaces");
+        return XA_RESULT_PARAMETER_INVALID;
+    }
+    else
+    {
+        *pInterfaceId = *(XALEDArrayDeviceItfIIDs[index]);
+#endif
+        DEBUG_API("<-XALEDArrayDeviceImpl_QuerySupportedInterfaces");
+        return XA_RESULT_SUCCESS;
+#ifdef _GSTREAMER_BACKEND_  
+    }
+#endif    
+}
+
+
+/*****************************************************************************
+ * base object XAObjectItfImpl methods
+ *****************************************************************************/
+
+/* XAresult XALEDArrayDeviceImpl_DoRealize( XAObjectItf self )
+ * Description: Realize all implicit and explicitly wanted interfaces.
+ * Create and initialize implementation-specific variables.
+ * Called from base object XAObjectItfImpl
+ */
+XAresult XALEDArrayDeviceImpl_DoRealize( XAObjectItf self )
+{
+#ifdef _GSTREAMER_BACKEND_
+    XAObjectItfImpl* pObj = (XAObjectItfImpl*)(*self);
+    XAuint8 itfIdx = 0;
+    XALEDArrayDeviceImpl* pObjImpl = (XALEDArrayDeviceImpl*)(pObj);
+    XAresult ret = XA_RESULT_SUCCESS;
+
+    DEBUG_API("->XALEDArrayDeviceImpl_DoRealize");
+    XA_IMPL_THREAD_SAFETY_ENTRY(XATSLEDArray);
+
+    /* check casting from correct pointer type */
+    if( !pObjImpl || pObj != pObjImpl->baseObj.self )
+    {
+        /* invalid parameter */
+        XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XALEDArrayDeviceImpl_DoRealize");
+        return XA_RESULT_PARAMETER_INVALID;
+    }
+
+    ret = XALEDArrayAdapt_PostInit( pObjImpl->adaptationCtx );
+    if( ret != XA_RESULT_SUCCESS )
+    {
+        XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+        DEBUG_ERR_A1("Error: %d",ret);
+        DEBUG_API("<-XALEDArrayDeviceImpl_DoRealize");
+        return ret;
+    }
+
+    /* Realize all implicit and explicitly wanted interfaces */
+    for( itfIdx = 0; itfIdx < LEDARRAY_ITFCOUNT; itfIdx++)
+    {
+        if( !(pObj->interfaceMap[itfIdx].pItf) &&
+            pObj->interfaceMap[itfIdx].required )
+        {
+            void *pItf = NULL;
+            switch( itfIdx )
+            {
+                case LEDARRAY_LEDARRAYITF:
+                    pItf = XALEDArrayItfImpl_Create( pObjImpl->adaptationCtx );
+                    break;
+                case LEDARRAY_CONFIGEXTENSIONITF:
+                    pItf = XAConfigExtensionsItfImpl_Create();
+                    break;
+                case LEDARRAY_DIMITF:
+                    pItf = XADIMItfImpl_Create();
+                    break;
+                default:
+                    break;
+            }
+            if( !pItf )
+            {
+                /* memory allocation failed */
+                XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+                DEBUG_ERR("XA_RESULT_MEMORY_FAILURE");
+                DEBUG_API("<-XALEDArrayDeviceImpl_DoRealize");
+                return XA_RESULT_MEMORY_FAILURE;
+            }
+            else
+            {
+                pObj->interfaceMap[itfIdx].pItf = pItf;
+            }
+        }
+    }
+
+    pObj->state = XA_OBJECT_STATE_REALIZED;
+    XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);
+#endif    
+    DEBUG_API("<-XALEDArrayDeviceImpl_DoRealize");
+    return XA_RESULT_SUCCESS;
+}
+
+/* XAresult XALEDArrayDeviceImpl_DoResume
+ * Description: Resume object from suspended state
+ */
+XAresult XALEDArrayDeviceImpl_DoResume(XAObjectItf self)
+{
+    DEBUG_API("->XALEDArrayDeviceImpl_DoResume");
+    DEBUG_API("<-XALEDArrayDeviceImpl_DoResume");
+    /* This implementation does not support suspended state */
+    return XA_RESULT_PRECONDITIONS_VIOLATED;
+}
+
+/* void XALEDArrayDeviceImpl_FreeResources
+ * Description: Free all resources reserved at XALEDArrayDeviceImpl_DoRealize()
+ */
+void XALEDArrayDeviceImpl_FreeResources(XAObjectItf self)
+{
+#ifdef _GSTREAMER_BACKEND_  
+    XAObjectItfImpl* pObj = (XAObjectItfImpl*)(*self);
+    XALEDArrayDeviceImpl* pImpl = (XALEDArrayDeviceImpl*)(*self);
+    XAuint8 itfIdx = 0;
+    DEBUG_API("->XALEDArrayDeviceImpl_FreeResources");
+    XA_IMPL_THREAD_SAFETY_ENTRY_FOR_VOID_FUNCTIONS(XATSLEDArray);
+    assert( pObj && pImpl && pObj == pObj->self );
+
+    if ( pImpl->adaptationCtx != NULL )
+    {
+        XALEDArrayAdapt_Destroy( pImpl->adaptationCtx );
+        pImpl->adaptationCtx = NULL;
+    }
+
+    /* free all allocated interfaces */
+    for(itfIdx = 0; itfIdx < LEDARRAY_ITFCOUNT; itfIdx++)
+    {
+        void *pItf = pObj->interfaceMap[itfIdx].pItf;
+        if(pItf)
+        {
+            switch(itfIdx)
+            {
+                case LEDARRAY_LEDARRAYITF:
+                    XALEDArrayItfImpl_Free( pItf );
+                    break;
+                case LEDARRAY_CONFIGEXTENSIONITF:
+                    XAConfigExtensionsItfImpl_Free( pItf );
+                    break;
+                case LEDARRAY_DIMITF:
+                    XADIMItfImpl_Free( pItf );
+                    break;
+
+                default:
+                    break;
+            }
+            pObj->interfaceMap[itfIdx].pItf = NULL;
+        }
+    }
+
+    if ( pImpl->adaptationCtx != NULL )
+    {
+        XALEDArrayAdapt_Destroy( pImpl->adaptationCtx );
+        pImpl->adaptationCtx = NULL;
+    }
+
+    XA_IMPL_THREAD_SAFETY_EXIT_FOR_VOID_FUNCTIONS(XATSLEDArray);
+    DEBUG_API("<-XALEDArrayDeviceImpl_FreeResources");
+#endif    
+    return;
+}
+/* END OF FILE */