dlls/mscms/mscms_priv.h

   1 /*
   2  * MSCMS - Color Management System for Wine
   3  *
   4  * Copyright 2004, 2005 Hans Leidekker
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 /*  A simple structure to tie together a pointer to an icc profile, an lcms
  22  *  color profile handle and a Windows file handle. If the profile is memory
  23  *  based the file handle field is set to INVALID_HANDLE_VALUE. The 'access'
  24  *  field records the access parameter supplied to an OpenColorProfile()
  25  *  call, i.e. PROFILE_READ or PROFILE_READWRITE.
  26  */
  27
  28 struct profile
  29 {
  30     HANDLE      file;
  31     DWORD       access;
  32     char       *data;
  33     DWORD       size;
  34     void       *cmsprofile;
  35 };
  36
  37 struct transform
  38 {
  39     void       *cmstransform;
  40 };
  41
  42 extern HPROFILE create_profile( struct profile * ) DECLSPEC_HIDDEN;
  43 extern BOOL close_profile( HPROFILE ) DECLSPEC_HIDDEN;
  44
  45 extern HTRANSFORM create_transform( struct transform * ) DECLSPEC_HIDDEN;
  46 extern BOOL close_transform( HTRANSFORM ) DECLSPEC_HIDDEN;
  47
  48 struct profile *grab_profile( HPROFILE ) DECLSPEC_HIDDEN;
  49 struct transform *grab_transform( HTRANSFORM ) DECLSPEC_HIDDEN;
  50
  51 void release_profile( struct profile * ) DECLSPEC_HIDDEN;
  52 void release_transform( struct transform * ) DECLSPEC_HIDDEN;
  53
  54 extern void free_handle_tables( void ) DECLSPEC_HIDDEN;
  55
  56 struct tag_entry
  57 {
  58     DWORD sig;
  59     DWORD offset;
  60     DWORD size;
  61 };
  62
  63 extern DWORD get_tag_count( const struct profile * ) DECLSPEC_HIDDEN;
  64 extern BOOL get_tag_entry( const struct profile *, DWORD, struct tag_entry * ) DECLSPEC_HIDDEN;
  65 extern BOOL get_adjusted_tag( const struct profile *, TAGTYPE, struct tag_entry * ) DECLSPEC_HIDDEN;
  66 extern BOOL get_tag_data( const struct profile *, TAGTYPE, DWORD, void *, DWORD *, BOOL * ) DECLSPEC_HIDDEN;
  67 extern BOOL set_tag_data( const struct profile *, TAGTYPE, DWORD, const void *, DWORD * ) DECLSPEC_HIDDEN;
  68 extern void get_profile_header( const struct profile *, PROFILEHEADER * ) DECLSPEC_HIDDEN;
  69 extern void set_profile_header( const struct profile *, const PROFILEHEADER * ) DECLSPEC_HIDDEN;
  70
  71 struct lcms_funcs
  72 {
  73     void * (CDECL *open_profile)( void *data, DWORD size );
  74     void   (CDECL *close_profile)( void *profile );
  75     void * (CDECL *create_transform)( void *output, void *target, DWORD intent );
  76     void * (CDECL *create_multi_transform)( void *profiles, DWORD count, DWORD intent );
  77     BOOL   (CDECL *translate_bits)( void *transform, void *srcbits, BMFORMAT input,
  78                                     void *dstbits, BMFORMAT output, DWORD size );
  79     BOOL   (CDECL *translate_colors)( void *transform, COLOR *in, DWORD count, COLORTYPE input_type,
  80                                       COLOR *out, COLORTYPE output_type );
  81     void   (CDECL *close_transform)( void *transform );
  82 };
  83
  84 extern const struct lcms_funcs *lcms_funcs;
  85
  86 extern const char *dbgstr_tag(DWORD) DECLSPEC_HIDDEN;