/**
* @internal
* Function: oyColorConvert_
* @memberof oyNamedColor_s
* @brief convert colors
*
* The options are passed to oyConversion_CreateBasicPixels();
* The function does the lookups for the profiles and the modules contexts
* in the Oyranos cache on the fly. The allocated oyImage_s and
* oyConversion_s structures are not cheap as they are not cached.
*
* @version Oyranos: 0.1.11
* @since 2007/12/23 (Oyranos: 0.1.8)
* @date 2010/09/10
*/
int oyColorConvert_ ( oyProfile_s * p_in,
oyProfile_s * p_out,
oyPointer buf_in,
oyPointer buf_out,
oyDATATYPE_e buf_type_in,
oyDATATYPE_e buf_type_out,
oyOptions_s * options,
int count )
{
oyImage_s * in = NULL,
* out = NULL;
oyConversion_s * conv = NULL;
int error = 0;
in = oyImage_Create( count, 1,
buf_in ,
oyChannels_m(oyProfile_GetChannelsCount(p_in)) |
oyDataType_m(buf_type_in),
p_in,
0 );
out = oyImage_Create( count, 1,
buf_out ,
oyChannels_m(oyProfile_GetChannelsCount(p_out)) |
oyDataType_m(buf_type_out),
p_out,
0 );
conv = oyConversion_CreateBasicPixels( in,out, options, 0 );
error = oyConversion_RunPixels( conv, 0 );
oyConversion_Release( &conv );
oyImage_Release( &in );
oyImage_Release( &out );
return error;
}
/** @brief create_profile.white_point_adjust.bradford
*
* The profile will be generated in many different shades, which will explode
* conversion cache.
*/
int oyProfileAddWhitePointEffect( oyProfile_s * monitor_profile,
oyOptions_s ** module_options )
{
oyProfile_s * wtpt = NULL;
double src_XYZ[3] = {0.0, 0.0, 0.0}, dst_XYZ[3] = {0.0, 0.0, 0.0},
scale = 1.0;
int error = oyProfile_GetWhitePoint( monitor_profile, src_XYZ );
int32_t display_white_point = oyGetBehaviour( oyBEHAVIOUR_DISPLAY_WHITE_POINT );
oyOptions_s * result_opts = NULL, * opts = NULL;
const char * desc = NULL;
if(*module_options)
{
const char * value = oyOptions_FindString( *module_options, "display_white_point", 0 );
if(value)
{
int c = atoi( value );
if(c >= 0)
display_white_point = c;
}
}
if(!display_white_point)
return 0;
if(!error)
error = oyGetDisplayWhitePoint( display_white_point, dst_XYZ );
if(isnan(dst_XYZ[0]))
error = 1;
if(error)
{
oyMessageFunc_p( oyMSG_WARN,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"automatic display_white_point: not readable", OY_DBG_ARGS_);
return error;
}
desc = oyProfile_GetText( monitor_profile, oyNAME_DESCRIPTION );
error = oyOptions_SetFromString( &opts, "//" OY_TYPE_STD "/src_name", desc, OY_CREATE_NEW );
if(error)
return error;
DBG_S_( oyPrintTime() );
{
int current = -1, choices = 0;
const char ** choices_string_list = NULL;
uint32_t flags = 0;
#ifdef HAVE_LOCALE_H
char * old_loc = strdup(setlocale(LC_ALL,NULL));
setlocale(LC_ALL,"C");
#endif
error = oyOptionChoicesGet2( oyWIDGET_DISPLAY_WHITE_POINT, flags,
oyNAME_NAME, &choices,
&choices_string_list, ¤t );
if(error > 0)
oyMessageFunc_p( oyMSG_WARN,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"oyOptionChoicesGet2 failed %d", OY_DBG_ARGS_,
error);
#ifdef HAVE_LOCALE_H
setlocale(LC_ALL,old_loc);
if(old_loc) { free(old_loc); } old_loc = NULL;
#endif
if(current > 0 && current < choices && choices_string_list)
{
if(current == 1) /* automatic */
{
double temperature = oyGetTemperature(-1);
char k[12];
sprintf(k, "%dK", (int)temperature);
oyOptions_SetFromString( &opts, "//" OY_TYPE_STD "/illu_name", k, OY_CREATE_NEW );
if(temperature <= 0.1)
oyMessageFunc_p( oyMSG_WARN,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"automatic display_white_point: [%g %g %g] %s", OY_DBG_ARGS_,
dst_XYZ[0], dst_XYZ[1], dst_XYZ[2], k);
}
else
oyOptions_SetFromString( &opts, "//" OY_TYPE_STD "/illu_name", choices_string_list[current], OY_CREATE_NEW );
if(oy_debug)
oyMessageFunc_p( oyMSG_DBG,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"illu_name: %s", OY_DBG_ARGS_,
oyOptions_FindString( opts, "illu_name", 0) );
}
oyOptionChoicesFree( oyWIDGET_DISPLAY_WHITE_POINT, &choices_string_list, choices );
}
if(oy_debug)
oyMessageFunc_p( oyMSG_WARN, NULL, OY_DBG_FORMAT_
"src_name: %s -> illu_name: %s",
OY_DBG_ARGS_, oyOptions_FindString(opts, "src_name", 0), oyOptions_FindString(opts, "illu_name", 0) );
oyOptions_SetFromDouble( &opts, "//" OY_TYPE_STD "/src_iccXYZ", src_XYZ[0], 0, OY_CREATE_NEW );
oyOptions_SetFromDouble( &opts, "//" OY_TYPE_STD "/src_iccXYZ", src_XYZ[1], 1, OY_CREATE_NEW );
oyOptions_SetFromDouble( &opts, "//" OY_TYPE_STD "/src_iccXYZ", src_XYZ[2], 2, OY_CREATE_NEW );
oyOptions_SetFromDouble( &opts, "//" OY_TYPE_STD "/illu_iccXYZ", dst_XYZ[0], 0, OY_CREATE_NEW );
oyOptions_SetFromDouble( &opts, "//" OY_TYPE_STD "/illu_iccXYZ", dst_XYZ[1], 1, OY_CREATE_NEW );
oyOptions_SetFromDouble( &opts, "//" OY_TYPE_STD "/illu_iccXYZ", dst_XYZ[2], 2, OY_CREATE_NEW );
/* cache the display white point abstract profile */
error = oyOptions_Handle( "//" OY_TYPE_STD "/create_profile.white_point_adjust.bradford",
opts, "create_profile.white_point_adjust.bradford.file_name",
&result_opts );
DBG_S_( oyPrintTime() );
if(error > 0)
oyMessageFunc_p( oyMSG_WARN,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"oyOptions_Handle(white_point_adjust.bradford.file_name) failed %d", OY_DBG_ARGS_,
error);
/* write cache profile for slightly better speed and useful for debugging */
if(error == 0)
{
const char * file_name = oyOptions_FindString( result_opts, "file_name", 0 );
char * cache_path = oyGetInstallPath( oyPATH_CACHE, oySCOPE_USER, oyAllocateFunc_ ), *t;
if(strstr( cache_path, "device_link") != NULL)
{
t = strstr( cache_path, "device_link");
t[0] = '\000';
oyStringAddPrintf( &cache_path, 0,0, "white_point_adjust/%s.icc", file_name );
}
if(oyIsFile_(cache_path))
{
if(oy_debug)
oyMessageFunc_p( oyMSG_DBG,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"found file_name: %s -> %s\n", OY_DBG_ARGS_, file_name, cache_path );
wtpt = oyProfile_FromFile( cache_path, 0,0 );
DBG_S_( oyPrintTime() );
}
}
if(!error && wtpt)
{
oyOptions_MoveInStruct( module_options,
OY_STD "/icc_color/display.icc_profile.abstract.white_point.automatic.oy-monitor",
(oyStruct_s**) &wtpt, OY_CREATE_NEW );
oyOptions_Release( &result_opts );
oyOptions_Release( &opts );
return error;
}
if(!error && !wtpt)
{
/* detect scaling factor
* - convert monitor device RGB to XYZ,
* - apply white point adaption matrix,
* - convert back to monitor device RGB and
* - again to XYZ to detect clipping and
* - use that information for scaling inside the white point effect profile */
oyProfile_s * xyz_profile = oyProfile_FromStd( oyASSUMED_XYZ, 0, 0 );
float rgb[9] = {1,0,0, 0,1,0, 0,0,1},
xyz[9] = {0,0,0, 0,0,0, 0,0,0};
oyDATATYPE_e buf_type = oyFLOAT;
oyConversion_s * cc_moni2xyz = oyConversion_CreateBasicPixelsFromBuffers(
monitor_profile, rgb, oyDataType_m(buf_type),
xyz_profile, xyz, oyDataType_m(buf_type),
0, 3 );
oyConversion_s * cc_xyz2moni = oyConversion_CreateBasicPixelsFromBuffers(
xyz_profile, xyz, oyDataType_m(buf_type),
monitor_profile, rgb, oyDataType_m(buf_type),
0, 3 );
oyMAT3 wtpt_adapt;
oyCIEXYZ srcWtpt = {src_XYZ[0], src_XYZ[1], src_XYZ[2]},
dstIllu = {dst_XYZ[0], dst_XYZ[1], dst_XYZ[2]};
error = !oyAdaptationMatrix( &wtpt_adapt, NULL, &srcWtpt, &dstIllu );
int i,j;
for(j = 0; j < 100; ++j)
{
oyConversion_RunPixels( cc_moni2xyz, 0 );
if(oy_debug)
oyMessageFunc_p( oyMSG_DBG,(oyStruct_s*)cc_moni2xyz, OY_DBG_FORMAT_
"rgb->xyz:\nR[%g %g %g] G[%g %g %g] B[%g %g %g]",
OY_DBG_ARGS_, xyz[0], xyz[1], xyz[2], xyz[3], xyz[4], xyz[5], xyz[6], xyz[7], xyz[8]);
oyVEC3 rXYZ, srcXYZ[3] = { {{xyz[0], xyz[1], xyz[2]}}, {{xyz[3], xyz[4], xyz[5]}}, {{xyz[6], xyz[7], xyz[8]}} };
oyMAT3 wtpt_adapt_scaled,
scale_mat = {{ {{scale,0,0}}, {{0,scale,0}}, {{0,0,scale}} }};
oyMAT3per( &wtpt_adapt_scaled, &wtpt_adapt, &scale_mat );
oyMAT3eval( &rXYZ, &wtpt_adapt_scaled, &srcXYZ[0] ); for(i = 0; i < 3; ++i) xyz[0+i] = rXYZ.n[i];
oyMAT3eval( &rXYZ, &wtpt_adapt_scaled, &srcXYZ[1] ); for(i = 0; i < 3; ++i) xyz[3+i] = rXYZ.n[i];
oyMAT3eval( &rXYZ, &wtpt_adapt_scaled, &srcXYZ[2] ); for(i = 0; i < 3; ++i) xyz[6+i] = rXYZ.n[i];
if(oy_debug)
oyMessageFunc_p( oyMSG_DBG,(oyStruct_s*)cc_moni2xyz, OY_DBG_FORMAT_
"srcWtpt->Illu:\nR[%g %g %g] G[%g %g %g] B[%g %g %g]", OY_DBG_ARGS_,
xyz[0], xyz[1], xyz[2], xyz[3], xyz[4], xyz[5], xyz[6], xyz[7], xyz[8]);
oyConversion_RunPixels( cc_xyz2moni, 0 );
if(oy_debug)
oyMessageFunc_p( oyMSG_WARN,(oyStruct_s*)cc_moni2xyz, OY_DBG_FORMAT_
"xyz->rgb:\nR[%g %g %g] G[%g %g %g] B[%g %g %g] %g",
OY_DBG_ARGS_, rgb[0], rgb[1], rgb[2], rgb[3], rgb[4], rgb[5], rgb[6], rgb[7], rgb[8], scale);
if(rgb[0+0] < 0.99 && rgb[3+1] < 0.99 && rgb[6+2] < 0.99)
{
if(scale < 1.00) scale += 0.01;
break;
}
scale -= 0.01;
}
}
oyMessageFunc_p( /*error ?*/ oyMSG_WARN/*:oyMSG_DBG*/,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"%s display_white_point: %d [%g %g %g] -> [%g %g %g] * %g %d", OY_DBG_ARGS_,
desc, display_white_point,
src_XYZ[0], src_XYZ[1], src_XYZ[2], dst_XYZ[0], dst_XYZ[1], dst_XYZ[2], scale, error);
if(error > 0)
return error;
/* write cache profile for slightly better speed and useful for debugging */
if(error == 0)
{
const char * file_name = oyOptions_FindString( result_opts, "file_name", 0 );
char * cache_path = oyGetInstallPath( oyPATH_CACHE, oySCOPE_USER, oyAllocateFunc_ ), *t;
if(strstr( cache_path, "device_link") != NULL)
{
t = strstr( cache_path, "device_link");
t[0] = '\000';
oyStringAddPrintf( &cache_path, 0,0, "white_point_adjust/%s.icc", file_name );
}
{
error = oyOptions_SetFromDouble( &opts, "//" OY_TYPE_STD "/scale", scale, 0, OY_CREATE_NEW );
if(oy_debug)
oyMessageFunc_p( oyMSG_DBG,(oyStruct_s*)monitor_profile, OY_DBG_FORMAT_
"creating file_name: %s -> %s\n", OY_DBG_ARGS_, file_name, cache_path );
error = oyOptions_Handle( "//" OY_TYPE_STD "/create_profile.white_point_adjust.bradford",
opts, "create_profile.white_point_adjust.bradford",
&result_opts );
wtpt = (oyProfile_s*) oyOptions_GetType( result_opts, -1, "icc_profile",
oyOBJECT_PROFILE_S );
error = !wtpt;
if(!error)
oyProfile_ToFile_( (oyProfile_s_*) wtpt, cache_path );
DBG_S_( oyPrintTime() );
}
}
error = !wtpt;
if(error == 0)
oyOptions_MoveInStruct( module_options,
OY_STD "/icc_color/display.icc_profile.abstract.white_point.automatic.oy-monitor",
(oyStruct_s**) &wtpt, OY_CREATE_NEW );
oyOptions_Release( &result_opts );
oyOptions_Release( &opts );
return error;
}