dlls/windowscodecs/main.c

   1 /*
   2  * Copyright 2009 Vincent Povirk for CodeWeavers
   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
  20 #define COBJMACROS
  21
  22 #include <stdarg.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winternl.h"
  27 #include "objbase.h"
  28
  29 #include "wincodecs_private.h"
  30
  31 #include "wine/debug.h"
  32
  33 extern BOOL WINAPI WIC_DllMain(HINSTANCE, DWORD, LPVOID) DECLSPEC_HIDDEN;
  34
  35 HMODULE windowscodecs_module = 0;
  36
  37 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  38 {
  39
  40     switch (fdwReason)
  41     {
  42         case DLL_PROCESS_ATTACH:
  43             DisableThreadLibraryCalls(hinstDLL);
  44             windowscodecs_module = hinstDLL;
  45             break;
  46         case DLL_PROCESS_DETACH:
  47             ReleaseComponentInfos();
  48             break;
  49     }
  50
  51     return WIC_DllMain(hinstDLL, fdwReason, lpvReserved);
  52 }
  53
  54 HRESULT WINAPI DllCanUnloadNow(void)
  55 {
  56     return S_FALSE;
  57 }
  58
  59 HRESULT get_pixelformat_bpp(const GUID *pixelformat, UINT *bpp)
  60 {
  61     HRESULT hr;
  62     IWICComponentInfo *info;
  63     IWICPixelFormatInfo *formatinfo;
  64
  65     hr = CreateComponentInfo(pixelformat, &info);
  66     if (SUCCEEDED(hr))
  67     {
  68         hr = IWICComponentInfo_QueryInterface(info, &IID_IWICPixelFormatInfo, (void**)&formatinfo);
  69
  70         if (SUCCEEDED(hr))
  71         {
  72             hr = IWICPixelFormatInfo_GetBitsPerPixel(formatinfo, bpp);
  73
  74             IWICPixelFormatInfo_Release(formatinfo);
  75         }
  76
  77         IWICComponentInfo_Release(info);
  78     }
  79
  80     return hr;
  81 }
  82
  83 HRESULT TiffDecoder_CreateInstance(REFIID iid, void** ppv)
  84 {
  85     HRESULT hr;
  86     struct decoder *decoder;
  87     struct decoder_info decoder_info;
  88
  89     hr = get_unix_decoder(&CLSID_WICTiffDecoder, &decoder_info, &decoder);
  90
  91     if (SUCCEEDED(hr))
  92         hr = CommonDecoder_CreateInstance(decoder, &decoder_info, iid, ppv);
  93
  94     return hr;
  95 }
  96
  97 HRESULT TiffEncoder_CreateInstance(REFIID iid, void** ppv)
  98 {
  99     HRESULT hr;
 100     struct encoder *encoder;
 101     struct encoder_info encoder_info;
 102
 103     hr = get_unix_encoder(&CLSID_WICTiffEncoder, &encoder_info, &encoder);
 104
 105     if (SUCCEEDED(hr))
 106         hr = CommonEncoder_CreateInstance(encoder, &encoder_info, iid, ppv);
 107
 108     return hr;
 109 }
 110
 111 HRESULT JpegDecoder_CreateInstance(REFIID iid, void** ppv)
 112 {
 113     HRESULT hr;
 114     struct decoder *decoder;
 115     struct decoder_info decoder_info;
 116
 117     hr = get_unix_decoder(&CLSID_WICJpegDecoder, &decoder_info, &decoder);
 118
 119     if (SUCCEEDED(hr))
 120         hr = CommonDecoder_CreateInstance(decoder, &decoder_info, iid, ppv);
 121
 122     return hr;
 123 }
 124
 125 HRESULT JpegEncoder_CreateInstance(REFIID iid, void** ppv)
 126 {
 127     HRESULT hr;
 128     struct encoder *encoder;
 129     struct encoder_info encoder_info;
 130
 131     hr = get_unix_encoder(&CLSID_WICJpegEncoder, &encoder_info, &encoder);
 132
 133     if (SUCCEEDED(hr))
 134         hr = CommonEncoder_CreateInstance(encoder, &encoder_info, iid, ppv);
 135
 136     return hr;
 137 }
 138
 139 HRESULT IcnsEncoder_CreateInstance(REFIID iid, void** ppv)
 140 {
 141     HRESULT hr;
 142     struct encoder *encoder;
 143     struct encoder_info encoder_info;
 144
 145     hr = get_unix_encoder(&CLSID_WICIcnsEncoder, &encoder_info, &encoder);
 146
 147     if (SUCCEEDED(hr))
 148         hr = CommonEncoder_CreateInstance(encoder, &encoder_info, iid, ppv);
 149
 150     return hr;
 151 }