1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 #include <assert.h>

    19 #include <string.h>

    20 #include "xaadaptationcontextbasemmf.h"

    21 #include "xaadaptationmmf.h"

    22 #include "xaobjectitf.h"

    23 #include "xamediaplayeradaptctxmmf.h"

    24 

    25 /*

    26  * XAAdaptationBaseCtx* XAAdaptationBase_Create()

    27  * 1st phase initialization function for Adaptation Base context structure.

    28  * Reserves memory for base context and initializes GStreamer FW.

    29  */

    30 XAresult XAAdaptationBaseMMF_Init( XAAdaptationBaseMMFCtx* pSelf, XAuint32 ctxId )

    31 {

    32     DEBUG_API("->XAAdaptationBase_Init");

    33 

    34     if ( pSelf )

    35     {

    36     pSelf->evtHdlrs = g_array_new (FALSE, FALSE, sizeof (XAAdaptEvtHdlrMMF));

    37     pSelf->ctxId = ctxId;

    38     }

    39     else

    40     {

    41         DEBUG_ERR("Invalid Adaptation Base Context.")

    42         return XA_RESULT_PARAMETER_INVALID;

    43     }

    44 

    45     DEBUG_API("<-XAAdaptationBase_Init");

    46     return XA_RESULT_SUCCESS;

    47 }

    48 

    49 /*

    50  * XAresult XAAdaptationBase_PostInit()

    51  * 2nd phase initialization for Adaptation Base.

    52  */

    53 XAresult XAAdaptationBaseMMF_PostInit( XAAdaptationBaseMMFCtx* ctx )

    54 {

    55     XAresult ret = XA_RESULT_SUCCESS;

    56     DEBUG_API("->XAAdaptationBase_PostInit");

    57 

    58    

    59 

    60     DEBUG_API("<-XAAdaptationBase_PostInit");

    61     return ret;

    62 }

    63 

    64 /*

    65  * void XAAdaptationBase_Free( XAAdaptationBaseCtx* ctx )

    66  * Frees all Base context variables .

    67  */

    68 void XAAdaptationBaseMMF_Free( XAAdaptationBaseMMFCtx* ctx )

    69 {

    70     g_array_free(ctx->evtHdlrs, TRUE);

    71     DEBUG_API("<-XAAdaptationBase_Free");

    72 }

    73 

    74 /*

    75  * XAresult XAAdaptationBase_AddEventHandler

    76  * Adds event handler for certain event types.

    77  */

    78 XAresult XAAdaptationBaseMMF_AddEventHandler( XAAdaptationBaseMMFCtx* ctx, xaAdaptEventHandlerMMF evtHandler,

    79                                     XAuint32 evtTypes, void *pHandlerCtx )

    80 {

    81     XAuint32 i;

    82     XAAdaptEvtHdlrMMF tmp;

    83     DEBUG_API("->XAAdaptationBase_AddEventHandler");

    84     if(!ctx)

    85     {

    86         DEBUG_ERR("no context");

    87         return XA_RESULT_PARAMETER_INVALID;

    88     }

    89 

    90     for(i=0; i<ctx->evtHdlrs->len; i++)

    91     {

    92         if( (g_array_index(ctx->evtHdlrs, XAAdaptEvtHdlrMMF, i)).handlerfunc == evtHandler )

    93         {

    94             return XA_RESULT_PARAMETER_INVALID;

    95         }

    96     }

    97     tmp.handlerfunc = evtHandler;

    98     tmp.handlercontext = pHandlerCtx;

    99     tmp.eventtypes = evtTypes;

   100     g_array_append_val(ctx->evtHdlrs, tmp);

   101     DEBUG_API("<-XAAdaptationBase_AddEventHandler");

   102     return XA_RESULT_SUCCESS;

   103 }

   104 

   105 /*

   106  * XAresult XAAdaptationBase_RemoveEventHandler

   107  * Removes event handler for certain event types.

   108  */

   109 XAresult XAAdaptationBaseMMF_RemoveEventHandler( XAAdaptationBaseMMFCtx* ctx, xaAdaptEventHandlerMMF evtHandler)

   110 {

   111     XAuint32 i;

   112     DEBUG_API("->XAAdaptationBase_RemoveEventHandler");

   113     if(!ctx)

   114     {

   115         DEBUG_ERR("no context");

   116         return XA_RESULT_PARAMETER_INVALID;

   117     }

   118     for(i=0; i<ctx->evtHdlrs->len; i++)

   119     {

   120         if( (g_array_index(ctx->evtHdlrs, XAAdaptEvtHdlrMMF, i)).handlerfunc == evtHandler )

   121         {

   122             g_array_remove_index(ctx->evtHdlrs, i);

   123             return XA_RESULT_SUCCESS;

   124         }

   125     }

   126     DEBUG_API("<-XAAdaptationBase_RemoveEventHandler");

   127     /*did not find, return error*/

   128     return XA_RESULT_PARAMETER_INVALID;

   129 }

   130 

   131 void XAAdaptationBaseMMF_SendAdaptEvents(XAAdaptationBaseMMFCtx* ctx, XAAdaptEventMMF* event)

   132 {

   133     XAuint32 i;

   134     XAAdaptEvtHdlrMMF* tmp;

   135     for(i=0; i<ctx->evtHdlrs->len; i++)

   136     {

   137         tmp = &g_array_index(ctx->evtHdlrs, XAAdaptEvtHdlrMMF, i);

   138         if( tmp->eventtypes & event->eventtype )

   139         {

   140             (tmp->handlerfunc)(tmp->handlercontext, event);

   141         }

   142     }

   143 }