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 XAIMAGECONTROLSITF_H

    19 #define XAIMAGECONTROLSITF_H

    20 

    21 #include "openmaxalwrapper.h"

    22 #include "xaglobals.h"

    23 #ifdef _GSTREAMER_BACKEND_

    24 #include "XAAdaptationContextBase.h"

    25 #endif

    26 

    27 /** MACROS **/

    28 #define DEFAULT_BRIGHTNESS_VALUE    50

    29 #define DEFAULT_CONTRAST_VALUE      0

    30 #define DEFAULT_GAMMA_VALUE         1000

    31 #define MAX_BRIGHTNESS_VALUE        100

    32 #define MAX_CONTRAST_VALUE          100

    33 #define MIN_CONTRAST_VALUE         -100

    34 

    35 /** TYPES **/

    36 

    37 /** ENUMERATIONS **/

    38 

    39 /** STRUCTURES **/

    40 /* Definition of XAImageControlsItf implementation */

    41 typedef struct XAImageControlsItfImpl_

    42 {

    43     /* parent interface */

    44     struct XAImageControlsItf_ itf;

    45     /* pointer to self */

    46     struct XAImageControlsItfImpl_* self;

    47 

    48     /* variables */

    49     XAuint32    brightness;

    50     XAint32     contrast;

    51     XApermille  gamma;

    52 #ifdef _GSTREAMER_BACKEND_

    53     /*Adaptation variables*/

    54     XAAdaptationBaseCtx *adapCtx;

    55 #endif    

    56 

    57 } XAImageControlsItfImpl;

    58 

    59 /** METHODS **/

    60 

    61 XAresult XAImageControlsItfImpl_SetBrightness(XAImageControlsItf self,

    62                                               XAuint32 brightness);

    63 

    64 XAresult XAImageControlsItfImpl_GetBrightness(XAImageControlsItf self,

    65                                               XAuint32 *pBrightness);

    66 

    67 XAresult XAImageControlsItfImpl_SetContrast(XAImageControlsItf self,

    68                                             XAint32 contrast);

    69 

    70 XAresult XAImageControlsItfImpl_GetContrast(XAImageControlsItf self,

    71                                             XAint32 *pContrast);

    72 

    73 XAresult XAImageControlsItfImpl_SetGamma(XAImageControlsItf self,

    74                                          XApermille gamma);

    75 

    76 XAresult XAImageControlsItfImpl_GetGamma(XAImageControlsItf self,

    77                                          XApermille *pGamma);

    78 

    79 XAresult XAImageControlsItfImpl_GetSupportedGammaSettings(XAImageControlsItf self,

    80                                                           XApermille *pMinValue,

    81                                                           XApermille *pMaxValue,

    82                                                           XAuint32 *pNumSettings,

    83                                                           XApermille **ppSettings);

    84 #ifdef _GSTREAMER_BACKEND_   

    85 /* XAImageControlsItfImpl -specific methods */

    86 XAImageControlsItfImpl* XAImageControlsItfImpl_Create(XAAdaptationBaseCtx *adapCtx);

    87 #endif

    88 void XAImageControlsItfImpl_Free(XAImageControlsItfImpl* self);

    89 

    90 #endif /* XAIMAGECONTROLSITF_H */