dlls/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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef __WINE_EXTRACHUNK_H
  20 #define __WINE_EXTRACHUNK_H
  21
  22 #include "windef.h"
  23 #include "mmsystem.h"
  24
  25 #ifdef __cplusplus
  26 extern "C" {
  27 #endif
  28
  29 typedef struct _EXTRACHUNKS {
  30   LPVOID lp;
  31   DWORD  cb;
  32 } EXTRACHUNKS, *LPEXTRACHUNKS;
  33
  34 /* reads a chunk outof the extrachunk-structure */
  35 HRESULT ReadExtraChunk(LPEXTRACHUNKS extra,FOURCC ckid,LPVOID lp,LPLONG size);
  36
  37 /* writes a chunk into the extrachunk-structure */
  38 HRESULT WriteExtraChunk(LPEXTRACHUNKS extra,FOURCC ckid,LPVOID lp,LONG size);
  39
  40 /* reads a chunk fomr the HMMIO into the extrachunk-structure */
  41 HRESULT ReadChunkIntoExtra(LPEXTRACHUNKS extra,HMMIO hmmio,MMCKINFO *lpck);
  42
  43 /* reads all non-junk chunks into the extrachunk-structure until it finds
  44  * the given chunk or the optional parent-chunk is at the end */
  45 HRESULT FindChunkAndKeepExtras(LPEXTRACHUNKS extra,HMMIO hmmio,
  46                                MMCKINFO *lpck,MMCKINFO *lpckParent,UINT flags);
  47
  48 #ifdef __cplusplus
  49 }
  50 #endif
  51
  52 #endif