wine/dlls/mscms/transform.c
2006-10-05 18:06:37 +02:00

228 lines
6.8 KiB
C

/*
* MSCMS - Color Management System for Wine
*
* Copyright 2005, 2006 Hans Leidekker
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/debug.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "wingdi.h"
#include "winuser.h"
#include "icm.h"
#include "mscms_priv.h"
WINE_DEFAULT_DEBUG_CHANNEL(mscms);
/******************************************************************************
* CreateColorTransformA [MSCMS.@]
*
* See CreateColorTransformW.
*/
HTRANSFORM WINAPI CreateColorTransformA( LPLOGCOLORSPACEA space, HPROFILE dest,
HPROFILE target, DWORD flags )
{
LOGCOLORSPACEW spaceW;
DWORD len;
TRACE( "( %p, %p, %p, 0x%08x )\n", space, dest, target, flags );
if (!space || !dest) return FALSE;
memcpy( &spaceW, space, FIELD_OFFSET(LOGCOLORSPACEA, lcsFilename) );
spaceW.lcsSize = sizeof(LOGCOLORSPACEW);
len = MultiByteToWideChar( CP_ACP, 0, space->lcsFilename, -1, NULL, 0 );
MultiByteToWideChar( CP_ACP, 0, space->lcsFilename, -1, spaceW.lcsFilename, len );
return CreateColorTransformW( &spaceW, dest, target, flags );
}
/******************************************************************************
* CreateColorTransformW [MSCMS.@]
*
* Create a color transform.
*
* PARAMS
* space [I] Input color space.
* dest [I] Color profile of destination device.
* target [I] Color profile of target device.
* flags [I] Flags.
*
* RETURNS
* Success: Handle to a transform.
* Failure: NULL
*/
HTRANSFORM WINAPI CreateColorTransformW( LPLOGCOLORSPACEW space, HPROFILE dest,
HPROFILE target, DWORD flags )
{
HTRANSFORM ret = NULL;
#ifdef HAVE_LCMS
cmsHTRANSFORM cmstransform;
cmsHPROFILE cmsprofiles[3];
int intent;
TRACE( "( %p, %p, %p, 0x%08x )\n", space, dest, target, flags );
if (!space || !dest) return FALSE;
intent = space->lcsIntent > 3 ? INTENT_PERCEPTUAL : space->lcsIntent;
cmsprofiles[0] = cmsCreate_sRGBProfile(); /* FIXME: create from supplied color space */
cmsprofiles[1] = MSCMS_hprofile2cmsprofile( dest );
if (target)
{
cmsprofiles[2] = MSCMS_hprofile2cmsprofile( target );
cmstransform = cmsCreateMultiprofileTransform( cmsprofiles, 3, TYPE_BGR_8,
TYPE_BGR_8, intent, 0 );
}
else
cmstransform = cmsCreateTransform( cmsprofiles[0], TYPE_BGR_8, cmsprofiles[1],
TYPE_BGR_8, intent, 0 );
ret = MSCMS_create_htransform_handle( cmstransform );
#endif /* HAVE_LCMS */
return ret;
}
/******************************************************************************
* CreateMultiProfileTransform [MSCMS.@]
*
* Create a color transform from an array of color profiles.
*
* PARAMS
* profiles [I] Array of color profiles.
* nprofiles [I] Number of color profiles.
* intents [I] Array of rendering intents.
* flags [I] Flags.
* cmm [I] Profile to take the CMM from.
*
* RETURNS
* Success: Handle to a transform.
* Failure: NULL
*/
HTRANSFORM WINAPI CreateMultiProfileTransform( PHPROFILE profiles, DWORD nprofiles,
PDWORD intents, DWORD nintents, DWORD flags, DWORD cmm )
{
HTRANSFORM ret = NULL;
#ifdef HAVE_LCMS
cmsHPROFILE *cmsprofiles;
cmsHTRANSFORM cmstransform;
DWORD i;
TRACE( "( %p, 0x%08x, %p, 0x%08x, 0x%08x, 0x%08x ) stub\n",
profiles, nprofiles, intents, nintents, flags, cmm );
if (!profiles || !intents) return NULL;
cmsprofiles = HeapAlloc( GetProcessHeap(), 0, nprofiles * sizeof(cmsHPROFILE) );
if (cmsprofiles)
{
for (i = 0; i < nprofiles; i++)
cmsprofiles[i] = MSCMS_hprofile2cmsprofile( profiles[i] );
}
cmstransform = cmsCreateMultiprofileTransform( cmsprofiles, nprofiles, TYPE_BGR_8,
TYPE_BGR_8, *intents, 0 );
HeapFree( GetProcessHeap(), 0, cmsprofiles );
ret = MSCMS_create_htransform_handle( cmstransform );
#endif /* HAVE_LCMS */
return ret;
}
/******************************************************************************
* DeleteColorTransform [MSCMS.@]
*
* Delete a color transform.
*
* PARAMS
* transform [I] Handle to a color transform.
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI DeleteColorTransform( HTRANSFORM transform )
{
BOOL ret = FALSE;
#ifdef HAVE_LCMS
cmsHTRANSFORM cmstransform;
TRACE( "( %p )\n", transform );
cmstransform = MSCMS_htransform2cmstransform( transform );
cmsDeleteTransform( cmstransform );
MSCMS_destroy_htransform_handle( transform );
ret = TRUE;
#endif /* HAVE_LCMS */
return ret;
}
/******************************************************************************
* TranslateBitmapBits [MSCMS.@]
*
* Perform color translation.
*
* PARAMS
* transform [I] Handle to a color transform.
* srcbits [I] Source bitmap.
* input [I] Format of the source bitmap.
* width [I] Width of the source bitmap.
* height [I] Height of the source bitmap.
* inputstride [I] Number of bytes in one scanline.
* destbits [I] Destination bitmap.
* output [I] Format of the destination bitmap.
* outputstride [I] Number of bytes in one scanline.
* callback [I] Callback function.
* data [I] Callback data.
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI TranslateBitmapBits( HTRANSFORM transform, PVOID srcbits, BMFORMAT input,
DWORD width, DWORD height, DWORD inputstride, PVOID destbits, BMFORMAT output,
DWORD outputstride, PBMCALLBACKFN callback, ULONG data )
{
BOOL ret = FALSE;
#ifdef HAVE_LCMS
cmsHTRANSFORM cmstransform;
TRACE( "( %p, %p, 0x%08x, 0x%08x, 0x%08x, 0x%08x, %p, 0x%08x, 0x%08x, %p, 0x%08x )\n",
transform, srcbits, input, width, height, inputstride, destbits, output,
outputstride, callback, data );
cmstransform = MSCMS_htransform2cmstransform( transform );
cmsDoTransform( cmstransform, srcbits, destbits, width * height );
ret = TRUE;
#endif /* HAVE_LCMS */
return ret;
}