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 XAEQUALIZERITF_H

    19 #define XAEQUALIZERITF_H

    20 

    21 #include "openmaxalwrapper.h"

    22 #include "xaglobals.h"

    23 #ifdef _GSTREAMER_BACKEND_   

    24 #include "XAAdaptationContextBase.h"

    25 #include "XAEqualizerItfAdaptation.h"

    26 #endif

    27 /** MACROS **/

    28 /** TYPES **/

    29 

    30 /** ENUMERATIONS **/

    31 

    32 /** STRUCTURES **/

    33 /* Definition of XAEqualizerItf implementation */

    34 typedef struct XAEqualizerItfImpl_

    35 {

    36     /* parent interface */

    37     struct XAEqualizerItf_ itf;

    38     /* pointer to self */

    39     struct XAEqualizerItfImpl_* self;

    40 

    41     /* variables */

    42     XAboolean   enabled;

    43     XAuint16    preset;

    44 #ifdef _GSTREAMER_BACKEND_   

    45     XAmillibel  levels[EQUALIZER_NUM_OF_BANDS];

    46     XAboolean   changeLevel[EQUALIZER_NUM_OF_BANDS];

    47     /*Adaptation variables*/

    48     XAAdaptationBaseCtx *adapCtx;

    49 #endif

    50 } XAEqualizerItfImpl;

    51 

    52 /** METHODS **/

    53 

    54 /* Base interface XAEqualizerItf implementation */

    55 XAresult XAEqualizerItfImpl_SetEnabled(XAEqualizerItf self,XAboolean enabled);

    56 

    57 XAresult XAEqualizerItfImpl_IsEnabled(XAEqualizerItf self, XAboolean *pEnabled);

    58 

    59 XAresult XAEqualizerItfImpl_GetNumberOfBands(XAEqualizerItf self,

    60                                              XAuint16 *pNumBands);

    61 

    62 XAresult XAEqualizerItfImpl_GetBandLevelRange(XAEqualizerItf self,

    63                                               XAmillibel *pMin,

    64                                               XAmillibel *pMax);

    65 

    66 XAresult XAEqualizerItfImpl_SetBandLevel(XAEqualizerItf self, XAuint16 band,

    67                                          XAmillibel level);

    68 

    69 XAresult XAEqualizerItfImpl_GetBandLevel(XAEqualizerItf self, XAuint16 band,

    70                                          XAmillibel *pLevel);

    71 

    72 XAresult XAEqualizerItfImpl_GetCenterFreq(XAEqualizerItf self, XAuint16 band,

    73                                           XAmilliHertz *pCenter);

    74 

    75 XAresult XAEqualizerItfImpl_GetBandFreqRange(XAEqualizerItf self, XAuint16 band,

    76                                              XAmilliHertz *pMin,

    77                                              XAmilliHertz *pMax);

    78 

    79 XAresult XAEqualizerItfImpl_GetBand(XAEqualizerItf self, XAmilliHertz frequency,

    80                                     XAuint16 *pBand);

    81 

    82 XAresult XAEqualizerItfImpl_GetCurrentPreset(XAEqualizerItf self,

    83                                              XAuint16 *pPreset);

    84 

    85 XAresult XAEqualizerItfImpl_UsePreset(XAEqualizerItf self, XAuint16 index);

    86 

    87 XAresult XAEqualizerItfImpl_GetNumberOfPresets(XAEqualizerItf self,

    88                                                XAuint16 *pNumPresets);

    89 

    90 XAresult XAEqualizerItfImpl_GetPresetName(XAEqualizerItf self, XAuint16 index,

    91                                           const XAchar **ppName);

    92 

    93 #ifdef _GSTREAMER_BACKEND_  

    94 /* XAEqualizerItfImpl -specific methods */

    95 XAEqualizerItfImpl* XAEqualizerItfImpl_Create(XAAdaptationBaseCtx *adapCtx);

    96 #endif

    97 void XAEqualizerItfImpl_Free(XAEqualizerItfImpl* self);

    98 

    99 #endif /* XAEQUALIZERITF_H */