khronosfws/openmax_al/src/common/xaimagecontrolsitf.c
changeset 33 5e8b14bae8c3
parent 28 ebf79c79991a
child 36 73253677b50a
equal deleted inserted replaced
28:ebf79c79991a 33:5e8b14bae8c3
     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 <stdio.h>
       
    19 #include <stdlib.h>
       
    20 #include <assert.h>
       
    21 #include "xaimagecontrolsitf.h"
       
    22 #include "xaimagecontrolsitfadaptation.h"
       
    23 
       
    24 /**
       
    25  * XAImageControlsItfImpl* GetImpl(XAVolumeItf self)
       
    26  * Description: Validated interface pointer and cast it to implementations pointer.
       
    27  **/
       
    28 static XAImageControlsItfImpl* GetImpl(XAImageControlsItf self)
       
    29 {
       
    30     if(self)
       
    31     {
       
    32         XAImageControlsItfImpl* impl = (XAImageControlsItfImpl*)(*self);
       
    33         if(impl && (impl == impl->self))
       
    34         {
       
    35             return impl;
       
    36         }
       
    37     }
       
    38     return NULL;
       
    39 }
       
    40 
       
    41 /**
       
    42  * Base interface XAImageControlsItf implementation
       
    43  */
       
    44 
       
    45 /**
       
    46  * XAresult XAImageControlsItfImpl_SetBrightness(XAImageControlsItf self,
       
    47  *                                               XAuint32 brightness)
       
    48  * Description: Sets the brightness level.
       
    49  **/
       
    50 XAresult XAImageControlsItfImpl_SetBrightness(XAImageControlsItf self,
       
    51                                               XAuint32 brightness)
       
    52 {
       
    53     XAresult ret = XA_RESULT_SUCCESS;
       
    54     XAImageControlsItfImpl* impl = GetImpl(self);
       
    55     DEBUG_API("->XAImageControlsItfImpl_SetBrightness");
       
    56 
       
    57     if(!impl || brightness > MAX_BRIGHTNESS_VALUE)
       
    58     {
       
    59         DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
       
    60         /* invalid parameter */
       
    61         DEBUG_API("<-XAImageControlsItfImpl_SetBrightness");
       
    62         return XA_RESULT_PARAMETER_INVALID;
       
    63     }
       
    64 
       
    65 
       
    66     ret = XAAdaptationBase_ThreadEntry(impl->adapCtx);
       
    67     if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED )
       
    68     {
       
    69         DEBUG_API("<-XAImageControlsItfImpl_SetBrightness");
       
    70         return ret;
       
    71     }
       
    72     ret = XAImageControlsItfAdapt_SetBrightness((XAAdaptationGstCtx*)impl->adapCtx, brightness);
       
    73 
       
    74     if(ret == XA_RESULT_SUCCESS)
       
    75     {
       
    76         impl->brightness = brightness;
       
    77     }
       
    78 
       
    79     XAAdaptationBase_ThreadExit(impl->adapCtx);
       
    80 
       
    81     DEBUG_API("<-XAImageControlsItfImpl_SetBrightness");
       
    82     return ret;
       
    83 }
       
    84 
       
    85 /**
       
    86  * XAresult XAImageControlsItfImpl_SetBrightness(XAImageControlsItf self,
       
    87  *                                               XAuint32 *pBrightness)
       
    88  * Description: Gets the current brightness level.
       
    89  **/
       
    90 XAresult XAImageControlsItfImpl_GetBrightness(XAImageControlsItf self,
       
    91                                               XAuint32 *pBrightness)
       
    92 {
       
    93     XAresult ret = XA_RESULT_SUCCESS;
       
    94     XAImageControlsItfImpl* impl = GetImpl(self);
       
    95     DEBUG_API("->XAImageControlsItfImpl_GetBrightness");
       
    96 
       
    97     if(!impl || !pBrightness)
       
    98     {
       
    99         DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
       
   100         /* invalid parameter */
       
   101         DEBUG_API("<-XAImageControlsItfImpl_GetBrightness");
       
   102         return XA_RESULT_PARAMETER_INVALID;
       
   103     }
       
   104 
       
   105     *pBrightness = impl->brightness;
       
   106 
       
   107     DEBUG_API("<-XAImageControlsItfImpl_GetBrightness");
       
   108     return ret;
       
   109 }
       
   110 
       
   111 /**
       
   112  * XAresult XAImageControlsItfImpl_SetContrast(XAImageControlsItf self,
       
   113  *                                             XAint32 contrast)
       
   114  * Description: Sets the contrast level.
       
   115  **/
       
   116 XAresult XAImageControlsItfImpl_SetContrast(XAImageControlsItf self,
       
   117                                             XAint32 contrast)
       
   118 {
       
   119     XAresult ret = XA_RESULT_SUCCESS;
       
   120     XAImageControlsItfImpl* impl = GetImpl(self);
       
   121     DEBUG_API("->XAImageControlsItfImpl_SetContrast");
       
   122 
       
   123     if(!impl || (contrast < MIN_CONTRAST_VALUE || contrast > MAX_CONTRAST_VALUE))
       
   124     {
       
   125         DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
       
   126         /* invalid parameter */
       
   127         DEBUG_API("<-XAImageControlsItfImpl_SetContrast");
       
   128         return XA_RESULT_PARAMETER_INVALID;
       
   129     }
       
   130 
       
   131 
       
   132     ret = XAAdaptationBase_ThreadEntry(impl->adapCtx);
       
   133     if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED)
       
   134     {
       
   135         DEBUG_API("<-XAImageControlsItfImpl_SetContrast");
       
   136         return ret;
       
   137     }
       
   138     ret = XAImageControlsItfAdapt_SetContrast((XAAdaptationGstCtx*)impl->adapCtx, contrast);
       
   139 
       
   140     if(ret == XA_RESULT_SUCCESS)
       
   141     {
       
   142         impl->contrast = contrast;
       
   143     }
       
   144 
       
   145     XAAdaptationBase_ThreadExit(impl->adapCtx);
       
   146    
       
   147     DEBUG_API("<-XAImageControlsItfImpl_SetContrast");
       
   148     return ret;
       
   149 }
       
   150 
       
   151 /**
       
   152  * XAresult XAImageControlsItfImpl_GetContrast(XAImageControlsItf self,
       
   153  *                                             XAint32 *pContrast)
       
   154  * Description: Gets the contrast level.
       
   155  **/
       
   156 XAresult XAImageControlsItfImpl_GetContrast(XAImageControlsItf self,
       
   157                                             XAint32 *pContrast)
       
   158 {
       
   159     XAresult ret = XA_RESULT_SUCCESS;
       
   160     XAImageControlsItfImpl* impl = GetImpl(self);
       
   161     DEBUG_API("->XAImageControlsItfImpl_GetContrast");
       
   162 
       
   163     if(!impl || !pContrast)
       
   164     {
       
   165         DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
       
   166         /* invalid parameter */
       
   167         DEBUG_API("<-XAImageControlsItfImpl_GetContrast");
       
   168         return XA_RESULT_PARAMETER_INVALID;
       
   169     }
       
   170 
       
   171     *pContrast = impl->contrast;
       
   172 
       
   173     DEBUG_API("<-XAImageControlsItfImpl_GetContrast");
       
   174     return ret;
       
   175 }
       
   176 
       
   177 /**
       
   178  * XAresult XAImageControlsItfImpl_SetGamma(XAImageControlsItf self,
       
   179  *                                          XApermille gamma)
       
   180  * Description: Sets the gamma level.
       
   181  **/
       
   182 XAresult XAImageControlsItfImpl_SetGamma(XAImageControlsItf self,
       
   183                                          XApermille gamma)
       
   184 {
       
   185     XAresult ret = XA_RESULT_SUCCESS;
       
   186     XAImageControlsItfImpl* impl = GetImpl(self);
       
   187     XApermille  minGammaValue = 0;
       
   188     XApermille  maxGammaValue = 0;
       
   189     XAuint32    numSettings = 0;
       
   190     DEBUG_API("->XAImageControlsItfImpl_SetGamma");
       
   191 
       
   192     /* check supported min and max gamma levels */
       
   193     ret = XAImageControlsItfImpl_GetSupportedGammaSettings(self, &minGammaValue,
       
   194                                                            &maxGammaValue, &numSettings, NULL);
       
   195 
       
   196     if(!impl || (gamma < minGammaValue || gamma > maxGammaValue) ||
       
   197        ret != XA_RESULT_SUCCESS)
       
   198     {
       
   199         DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
       
   200         /* invalid parameter */
       
   201         DEBUG_API("<-XAImageControlsItfImpl_SetGamma");
       
   202         return XA_RESULT_PARAMETER_INVALID;
       
   203     }
       
   204 
       
   205 
       
   206     ret = XAAdaptationBase_ThreadEntry(impl->adapCtx);
       
   207     if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED )
       
   208     {
       
   209         DEBUG_API("<-XAImageControlsItfImpl_SetGamma");
       
   210         return ret;
       
   211     }
       
   212     ret = XAImageControlsItfAdapt_SetGamma((XAAdaptationGstCtx*)impl->adapCtx, gamma);
       
   213 
       
   214     if(ret == XA_RESULT_SUCCESS)
       
   215     {
       
   216         impl->gamma = gamma;
       
   217     }
       
   218 
       
   219     XAAdaptationBase_ThreadExit(impl->adapCtx);
       
   220 
       
   221     DEBUG_API("<-XAImageControlsItfImpl_SetGamma");
       
   222     return ret;
       
   223 }
       
   224 
       
   225 /**
       
   226  * XAresult XAImageControlsItfImpl_GetGamma(XAImageControlsItf self,
       
   227  *                                          XApermille *pGamma)
       
   228  * Description: Gets the gamma level.
       
   229  **/
       
   230 XAresult XAImageControlsItfImpl_GetGamma(XAImageControlsItf self,
       
   231                                          XApermille *pGamma)
       
   232 {
       
   233     XAresult ret = XA_RESULT_SUCCESS;
       
   234     XAImageControlsItfImpl* impl = GetImpl(self);
       
   235     DEBUG_API("->XAImageControlsItfImpl_GetGamma");
       
   236 
       
   237     if(!impl || !pGamma)
       
   238     {
       
   239         DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
       
   240         /* invalid parameter */
       
   241         DEBUG_API("<-XAImageControlsItfImpl_GetGamma");
       
   242         return XA_RESULT_PARAMETER_INVALID;
       
   243     }
       
   244 
       
   245     *pGamma = impl->gamma;
       
   246 
       
   247     DEBUG_API("<-XAImageControlsItfImpl_GetGamma");
       
   248     return ret;
       
   249 }
       
   250 
       
   251 /**
       
   252  * XAresult XAImageControlsItfImpl_GetSupportedGammaSettings(XAImageControlsItf self,
       
   253  *                                                           XApermille *pMinValue,
       
   254  *                                                           XApermille *pMaxValue,
       
   255  *                                                           XAuint32 *pNumSettings,
       
   256  *                                                           XApermille **ppSettings)
       
   257  * Description: This method gets the supported gamma settings.
       
   258  **/
       
   259 XAresult XAImageControlsItfImpl_GetSupportedGammaSettings(XAImageControlsItf self,
       
   260                                                           XApermille *pMinValue,
       
   261                                                           XApermille *pMaxValue,
       
   262                                                           XAuint32 *pNumSettings,
       
   263                                                           XApermille **ppSettings)
       
   264 {
       
   265     XAresult ret = XA_RESULT_SUCCESS;
       
   266     XAImageControlsItfImpl* impl = GetImpl(self);
       
   267     DEBUG_API("->XAImageControlsItfImpl_GetSupportedGammaSettings");
       
   268 
       
   269     if(!impl || !pMinValue || !pMaxValue || !pNumSettings)
       
   270     {
       
   271         DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
       
   272         /* invalid parameter */
       
   273         DEBUG_API("<-XAImageControlsItfImpl_GetSupportedGammaSettings");
       
   274         return XA_RESULT_PARAMETER_INVALID;
       
   275     }
       
   276 
       
   277  
       
   278     ret = XAAdaptationBase_ThreadEntry(impl->adapCtx);
       
   279     if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED )
       
   280     {
       
   281         DEBUG_API("<-XAImageControlsItfImpl_GetSupportedGammaSettings");
       
   282         return ret;
       
   283     }
       
   284     /* if ppSettings is non-null and non-continuos from min and max gamma value is
       
   285      * supported then pnunSettings is length of the ppSettings array. Else
       
   286      * pNumSettings returns the number of supported gamma settings. */
       
   287     if( ppSettings && pNumSettings != 0 )
       
   288     {
       
   289         /* solve array of supported gamma settings */
       
   290         ret = XAImageControlsItfAdapt_GetSupportedGammaSettings((XAAdaptationGstCtx*)impl->adapCtx,
       
   291                                                                 pMinValue, pMaxValue,
       
   292                                                                 pNumSettings, ppSettings);
       
   293     }
       
   294     else
       
   295     {
       
   296         /* Solve min and max values and numSettings */
       
   297         ret = XAImageControlsItfAdapt_GetSupportedGammaSettings((XAAdaptationGstCtx*)impl->adapCtx,
       
   298                                                                 pMinValue, pMaxValue,
       
   299                                                                 pNumSettings, NULL);
       
   300     }
       
   301 
       
   302     XAAdaptationBase_ThreadExit(impl->adapCtx);
       
   303 
       
   304     DEBUG_API("<-XAImageControlsItfImpl_GetSupportedGammaSettings");
       
   305     return ret;
       
   306 }
       
   307 
       
   308 /**
       
   309  * XAImageControlsItfImpl -specific methods
       
   310  **/
       
   311 
       
   312 /**
       
   313  * XAImageControlsItfImplImpl* XAImageControlsItfImpl_Create()
       
   314  * @return  XAImageControlsItfImplImpl* - Pointer to  ImageControlsItf interface implementation
       
   315  **/
       
   316 XAImageControlsItfImpl* XAImageControlsItfImpl_Create(XAAdaptationBaseCtx *adapCtx)
       
   317 {
       
   318     XAImageControlsItfImpl* self = (XAImageControlsItfImpl*)
       
   319         calloc(1,sizeof(XAImageControlsItfImpl));
       
   320     DEBUG_API("->XAImageControlsItfImpl_Create");
       
   321 
       
   322     if(self)
       
   323     {
       
   324         /* init itf default implementation */
       
   325         self->itf.GetBrightness = XAImageControlsItfImpl_GetBrightness;
       
   326         self->itf.GetContrast = XAImageControlsItfImpl_GetContrast;
       
   327         self->itf.GetGamma = XAImageControlsItfImpl_GetGamma;
       
   328         self->itf.GetSupportedGammaSettings = XAImageControlsItfImpl_GetSupportedGammaSettings;
       
   329         self->itf.SetBrightness = XAImageControlsItfImpl_SetBrightness;
       
   330         self->itf.SetContrast = XAImageControlsItfImpl_SetContrast;
       
   331         self->itf.SetGamma = XAImageControlsItfImpl_SetGamma;
       
   332 
       
   333         /* init variables */
       
   334         self->brightness = DEFAULT_BRIGHTNESS_VALUE;
       
   335         self->contrast = DEFAULT_CONTRAST_VALUE;
       
   336         self->gamma = DEFAULT_GAMMA_VALUE;
       
   337 
       
   338         self->adapCtx = adapCtx;
       
   339 
       
   340         self->self = self;
       
   341     }
       
   342     DEBUG_API("<-XAImageControlsItfImpl_Create");
       
   343     return self;
       
   344 }
       
   345 
       
   346 /**
       
   347  * void XAImageControlsItfImpl_Free(XAImageControlsItfImpl* self)
       
   348  * @param  XAImageControlsItfImpl* self -
       
   349  **/
       
   350 void XAImageControlsItfImpl_Free(XAImageControlsItfImpl* self)
       
   351 {
       
   352     DEBUG_API("->XAImageControlsItfImpl_Free");
       
   353     assert(self==self->self);
       
   354     free(self);
       
   355     DEBUG_API("<-XAImageControlsItfImpl_Free");
       
   356 }