git.oblomov.eu Git - wine/blob - dlls/avifil32/main.c

   1 /*
   2  * Copyright 2001 Hidenori TAKESHIMA <hidenori@a2.ctktv.ne.jp>
   3  */
   4
   5 #include <string.h>
   6 #include <stdio.h>
   7 #include <assert.h>
   8
   9 #include "winbase.h"
  10 #include "winnls.h"
  11 #include "mmsystem.h"
  12 #include "winerror.h"
  13 #include "vfw.h"
  14 #include "debugtools.h"
  15 #include "avifile_private.h"
  16
  17 DEFAULT_DEBUG_CHANNEL(avifile);
  18
  19 WINE_AVIFILE_DATA AVIFILE_data;
  20
  21
  22 /***********************************************************************
  23  *              AVIFILE_InitProcess (internal)
  24  */
  25 static BOOL AVIFILE_InitProcess( void )
  26 {
  27         TRACE("()\n");
  28
  29         AVIFILE_data.dwAVIFileRef = 0;
  30         AVIFILE_data.dwClassObjRef = 0;
  31         AVIFILE_data.hHeap = (HANDLE)NULL;
  32
  33         AVIFILE_data.hHeap = HeapCreate( 0, 0x10000, 0 );
  34         if ( AVIFILE_data.hHeap  == (HANDLE)NULL )
  35         {
  36                 ERR( "cannot allocate heap for AVIFILE.\n" );
  37                 return FALSE;
  38         }
  39
  40         return TRUE;
  41 }
  42
  43 /***********************************************************************
  44  *              AVIFILE_UninitProcess (internal)
  45  */
  46 static void AVIFILE_UninitProcess( void )
  47 {
  48         TRACE("()\n");
  49
  50         if ( AVIFILE_data.dwAVIFileRef != 0 )
  51                 ERR( "you must call AVIFileExit()\n" );
  52
  53         if ( AVIFILE_data.dwClassObjRef != 0 )
  54                 ERR( "you must release some objects allocated from AVIFile.\n" );
  55
  56         if ( AVIFILE_data.hHeap != (HANDLE)NULL )
  57         {
  58                 HeapDestroy( AVIFILE_data.hHeap );
  59                 AVIFILE_data.hHeap = (HANDLE)NULL;
  60         }
  61 }
  62
  63 /***********************************************************************
  64  *              AVIFILE_DllMain
  65  */
  66 BOOL WINAPI AVIFILE_DllMain(
  67         HINSTANCE hInstDLL,
  68         DWORD fdwReason,
  69         LPVOID lpvReserved )
  70 {
  71         switch ( fdwReason )
  72         {
  73         case DLL_PROCESS_ATTACH:
  74                 if ( !AVIFILE_InitProcess() )
  75                         return FALSE;
  76                 break;
  77         case DLL_PROCESS_DETACH:
  78                 AVIFILE_UninitProcess();
  79                 break;
  80         case DLL_THREAD_ATTACH:
  81                 break;
  82         case DLL_THREAD_DETACH:
  83                 break;
  84         }
  85
  86         return TRUE;
  87 }
  88
  89