dll/win32/avifil32/extrachunk.h

   1 /*
   2  * Copyright 2002 Michael Günnewig
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef __WINE_EXTRACHUNK_H
  20 #define __WINE_EXTRACHUNK_H
  21
  22 #include <stdarg.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "mmsystem.h"
  27
  28 #ifdef __cplusplus
  29 extern "C" {
  30 #endif
  31
  32 typedef struct _EXTRACHUNKS {
  33   LPVOID lp;
  34   DWORD  cb;
  35 } EXTRACHUNKS, *LPEXTRACHUNKS;
  36
  37 /* reads a chunk outof the extrachunk-structure */
  38 HRESULT ReadExtraChunk(const EXTRACHUNKS *extra,FOURCC ckid,LPVOID lp,LPLONG size);
  39
  40 /* writes a chunk into the extrachunk-structure */
  41 HRESULT WriteExtraChunk(LPEXTRACHUNKS extra,FOURCC ckid,LPCVOID lp,LONG size);
  42
  43 /* reads a chunk fomr the HMMIO into the extrachunk-structure */
  44 HRESULT ReadChunkIntoExtra(LPEXTRACHUNKS extra,HMMIO hmmio,const MMCKINFO *lpck);
  45
  46 /* reads all non-junk chunks into the extrachunk-structure until it finds
  47  * the given chunk or the optional parent-chunk is at the end */
  48 HRESULT FindChunkAndKeepExtras(LPEXTRACHUNKS extra,HMMIO hmmio,
  49                                MMCKINFO *lpck,MMCKINFO *lpckParent,UINT flags);
  50
  51 #ifdef __cplusplus
  52 }
  53 #endif
  54
  55 #endif