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 #ifndef XAPLAYBACKRATEITF_H

    19 #define XAPLAYBACKRATEITF_H

    20 

    21 #include "openmaxalwrapper.h"

    22 #include "xaglobals.h"

    23 #ifdef _GSTREAMER_BACKEND_

    24 #include "XAAdaptationContextBase.h"

    25 #endif

    26 /** MACROS **/

    27 

    28 /** TYPES **/

    29 

    30 /** ENUMERATIONS **/

    31 

    32 /** STRUCTURES **/

    33 /* Definition of XAPlaybackRateItf implementation */

    34 typedef struct XAPlaybackRateItfImpl_

    35 {

    36     /* parent interface */

    37     struct XAPlaybackRateItf_ itf;

    38     /* pointer to self */

    39     struct XAPlaybackRateItfImpl_* self;

    40 

    41 #ifdef _GSTREAMER_BACKEND_

    42     /* variables */

    43     XAAdaptationBaseCtx *adaptCtx;

    44 #endif

    45     XApermille currentRate;

    46 

    47 } XAPlaybackRateItfImpl;

    48 

    49 /** METHODS **/

    50 

    51 /* Base interface XAPlaybackRateItf implementation */

    52 XAresult XAPlaybackRateItfImpl_SetRate(XAPlaybackRateItf self, XApermille rate);

    53 

    54 XAresult XAPlaybackRateItfImpl_GetRate(XAPlaybackRateItf self, XApermille *pRate);

    55 

    56 XAresult XAPlaybackRateItfImpl_SetPropertyConstraints(XAPlaybackRateItf self,

    57                                                         XAuint32 constraints);

    58 

    59 XAresult XAPlaybackRateItfImpl_GetProperties(XAPlaybackRateItf self,

    60                                                XAuint32 *pProperties);

    61 

    62 XAresult XAPlaybackRateItfImpl_GetCapabilitiesOfRate(XAPlaybackRateItf self,

    63                                                        XApermille rate,

    64                                                        XAuint32 *pCapabilities);

    65 

    66 XAresult XAPlaybackRateItfImpl_GetRateRange(XAPlaybackRateItf self,

    67                                               XAuint8 index,

    68                                               XApermille *pMinRate,

    69                                               XApermille *pMaxRate,

    70                                               XApermille *pStepSize,

    71                                               XAuint32 *pCapabilities);

    72 

    73 #ifdef _GSTREAMER_BACKEND_

    74 

    75 /* XAPlaybackRateItfImpl -specific methods */

    76 XAPlaybackRateItfImpl* XAPlaybackRateItfImpl_Create( XAAdaptationBaseCtx *adaptCtx );

    77 #endif

    78 void XAPlaybackRateItfImpl_Free(XAPlaybackRateItfImpl* self);

    79 

    80 #endif /* XAPLAYBACKRATEITF_H */