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Sweden-Number/dlls/mscms/transform.c

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/*
* MSCMS - Color Management System for Wine
*
* Copyright 2005, 2006, 2008 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 <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "wingdi.h"
#include "winuser.h"
#include "icm.h"
#include "wine/debug.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;
struct transform transform;
struct profile *dst, *tgt = NULL;
int intent;
TRACE( "( %p, %p, %p, 0x%08x )\n", space, dest, target, flags );
if (!lcms_funcs) return FALSE;
if (!space || !(dst = grab_profile( dest ))) return FALSE;
if (target && !(tgt = grab_profile( target )))
{
release_profile( dst );
return FALSE;
}
intent = space->lcsIntent > 3 ? INTENT_PERCEPTUAL : space->lcsIntent;
TRACE( "lcsIntent: %x\n", space->lcsIntent );
TRACE( "lcsCSType: %s\n", dbgstr_tag( space->lcsCSType ) );
TRACE( "lcsFilename: %s\n", debugstr_w( space->lcsFilename ) );
transform.cmstransform = lcms_funcs->create_transform( dst->cmsprofile,
tgt ? tgt->cmsprofile : NULL, intent );
if (!transform.cmstransform)
{
if (tgt) release_profile( tgt );
release_profile( dst );
return FALSE;
}
ret = create_transform( &transform );
if (tgt) release_profile( tgt );
release_profile( dst );
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;
void *cmsprofiles[2];
struct transform transform;
struct profile *profile0, *profile1;
TRACE( "( %p, 0x%08x, %p, 0x%08x, 0x%08x, 0x%08x )\n",
profiles, nprofiles, intents, nintents, flags, cmm );
if (!lcms_funcs) return NULL;
if (!profiles || !nprofiles || !intents) return NULL;
if (nprofiles > 2)
{
FIXME("more than 2 profiles not supported\n");
return NULL;
}
profile0 = grab_profile( profiles[0] );
if (!profile0) return NULL;
profile1 = grab_profile( profiles[1] );
if (!profile1)
{
release_profile( profile0 );
return NULL;
}
cmsprofiles[0] = profile0->cmsprofile;
cmsprofiles[1] = profile1->cmsprofile;
transform.cmstransform = lcms_funcs->create_multi_transform( cmsprofiles, nprofiles, *intents );
if (transform.cmstransform) ret = create_transform( &transform );
release_profile( profile0 );
release_profile( profile1 );
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 handle )
{
TRACE( "( %p )\n", handle );
return close_transform( handle );
}
/******************************************************************************
* 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 handle, PVOID srcbits, BMFORMAT input,
DWORD width, DWORD height, DWORD inputstride, PVOID destbits, BMFORMAT output,
DWORD outputstride, PBMCALLBACKFN callback, ULONG data )
{
BOOL ret;
struct transform *transform = grab_transform( handle );
TRACE( "( %p, %p, 0x%08x, 0x%08x, 0x%08x, 0x%08x, %p, 0x%08x, 0x%08x, %p, 0x%08x )\n",
handle, srcbits, input, width, height, inputstride, destbits, output,
outputstride, callback, data );
if (!transform) return FALSE;
ret = lcms_funcs->translate_bits( transform->cmstransform, srcbits, input,
destbits, output, width * height );
release_transform( transform );
return ret;
}
/******************************************************************************
* TranslateColors [MSCMS.@]
*
* Perform color translation.
*
* PARAMS
* transform [I] Handle to a color transform.
* input [I] Array of input colors.
* number [I] Number of colors to translate.
* input_type [I] Input color format.
* output [O] Array of output colors.
* output_type [I] Output color format.
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI TranslateColors( HTRANSFORM handle, PCOLOR in, DWORD count,
COLORTYPE input_type, PCOLOR out, COLORTYPE output_type )
{
BOOL ret;
struct transform *transform = grab_transform( handle );
TRACE( "( %p, %p, %d, %d, %p, %d )\n", handle, in, count, input_type, out, output_type );
if (!transform) return FALSE;
ret = lcms_funcs->translate_colors( transform->cmstransform, in, count, input_type, out, output_type );
release_transform( transform );
return ret;
}
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