dsfDiracEncodeFilter.cpp

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00001 //===========================================================================
00002 //Copyright (C) 2003, 2004 Zentaro Kavanagh
00003 //
00004 //Redistribution and use in source and binary forms, with or without
00005 //modification, are permitted provided that the following conditions
00006 //are met:
00007 //
00008 //- Redistributions of source code must retain the above copyright
00009 //  notice, this list of conditions and the following disclaimer.
00010 //
00011 //- Redistributions in binary form must reproduce the above copyright
00012 //  notice, this list of conditions and the following disclaimer in the
00013 //  documentation and/or other materials provided with the distribution.
00014 //
00015 //- Neither the name of Zentaro Kavanagh nor the names of contributors 
00016 //  may be used to endorse or promote products derived from this software 
00017 //  without specific prior written permission.
00018 //
00019 //THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00020 //``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00021 //LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00022 //PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE ORGANISATION OR
00023 //CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00024 //EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00025 //PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00026 //PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00027 //LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00028 //NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00029 //SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030 //===========================================================================
00031 
00032 #include "stdafx.h"
00033 
00034 #include "dsfDiracEncodeFilter.h"
00035 
00036 extern "C" BOOL WINAPI DllEntryPoint(HINSTANCE, ULONG, LPVOID);
00037 BOOL APIENTRY DllMain(HANDLE hModule, DWORD dwReason, LPVOID lpReserved)
00038 {
00039     return DllEntryPoint((HINSTANCE)(hModule), dwReason, lpReserved);
00040 }
00041 
00042 
00043 //The folowing two functions do the registration and deregistration of the dll and it's contained com objects.
00044 STDAPI DllRegisterServer()
00045 {
00046 
00047         //TO DO::: Should we be releasing the filter mapper even when we return early ?
00048     HRESULT hr;
00049     IFilterMapper2* locFilterMapper = NULL;
00050 
00051     hr = AMovieDllRegisterServer2(TRUE);
00052 
00053 
00054         
00055 
00056     hr = CoCreateInstance(CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER, IID_IFilterMapper2, (void **)&locFilterMapper);
00057 
00058 
00059         hr = locFilterMapper->RegisterFilter(
00060                 CLSID_DiracEncodeFilter,                                                // Filter CLSID. 
00061                 L"Dirac Encode Filter",                                                 // Filter name.
00062         NULL,                                                                           // Device moniker. 
00063         &CLSID_LegacyAmFilterCategory,                          // Direct Show general category
00064         L"Dirac Encode Filter",                                                 // Instance data. ???????
00065         &DiracEncodeFilterReg                                                           // Pointer to filter information.
00066     );
00067 
00068     locFilterMapper->Release();
00069 
00070     return hr;
00071 
00072 }
00073 
00074 STDAPI DllUnregisterServer()
00075 {
00076    HRESULT hr;
00077     IFilterMapper2* locFilterMapper = NULL;
00078 
00079     hr = AMovieDllRegisterServer2(FALSE);
00080         if (FAILED(hr)) {
00081                 
00082         return hr;
00083         }
00084  
00085     hr = CoCreateInstance(CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER,
00086             IID_IFilterMapper2, (void **)&locFilterMapper);
00087 
00088         if (FAILED(hr)) {
00089         return hr;
00090         }
00091         
00092 
00093     hr = locFilterMapper->UnregisterFilter(&CLSID_LegacyAmFilterCategory, L"Dirac Encode Filter", CLSID_DiracEncodeFilter);
00094 
00095 
00096         //
00097     locFilterMapper->Release();
00098     return hr;
00099 
00100 }

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