1 /* 2 * Generic Implementation of strmbase audio classes 3 * 4 * Copyright 2012 Aric Stewart, CodeWeavers 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA 19 */ 20 21 #define COBJMACROS 22 23 #include <assert.h> 24 #include "dshow.h" 25 #include "uuids.h" 26 #include "vfwmsgs.h" 27 #include "wine/unicode.h" 28 #include "wine/strmbase.h" 29 30 31 static inline BasicAudio *impl_from_IBasicAudio(IBasicAudio *iface) 32 { 33 return CONTAINING_RECORD(iface, BasicAudio, IBasicAudio_iface); 34 } 35 36 HRESULT WINAPI BasicAudio_Init(BasicAudio *pBasicAudio, const IBasicAudioVtbl *lpVtbl) 37 { 38 pBasicAudio->IBasicAudio_iface.lpVtbl = lpVtbl; 39 BaseDispatch_Init(&pBasicAudio->baseDispatch, &IID_IBasicAudio); 40 41 return S_OK; 42 } 43 44 HRESULT WINAPI BasicAudio_Destroy(BasicAudio *pBasicAudio) 45 { 46 return BaseDispatch_Destroy(&pBasicAudio->baseDispatch); 47 } 48 49 HRESULT WINAPI BasicAudioImpl_GetTypeInfoCount(IBasicAudio *iface, UINT *pctinfo) 50 { 51 BasicAudio *This = impl_from_IBasicAudio(iface); 52 53 return BaseDispatchImpl_GetTypeInfoCount(&This->baseDispatch, pctinfo); 54 } 55 56 HRESULT WINAPI BasicAudioImpl_GetTypeInfo(IBasicAudio *iface, UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo) 57 { 58 BasicAudio *This = impl_from_IBasicAudio(iface); 59 60 return BaseDispatchImpl_GetTypeInfo(&This->baseDispatch, &IID_NULL, iTInfo, lcid, ppTInfo); 61 } 62 63 HRESULT WINAPI BasicAudioImpl_GetIDsOfNames(IBasicAudio *iface, REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId) 64 { 65 BasicAudio *This = impl_from_IBasicAudio(iface); 66 67 return BaseDispatchImpl_GetIDsOfNames(&This->baseDispatch, riid, rgszNames, cNames, lcid, rgDispId); 68 } 69 70 HRESULT WINAPI BasicAudioImpl_Invoke(IBasicAudio *iface, DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExepInfo, UINT *puArgErr) 71 { 72 BasicAudio *This = impl_from_IBasicAudio(iface); 73 ITypeInfo *pTypeInfo; 74 HRESULT hr; 75 76 hr = BaseDispatchImpl_GetTypeInfo(&This->baseDispatch, riid, 1, lcid, &pTypeInfo); 77 if (SUCCEEDED(hr)) 78 { 79 hr = ITypeInfo_Invoke(pTypeInfo, &This->IBasicAudio_iface, dispIdMember, wFlags, pDispParams, pVarResult, pExepInfo, puArgErr); 80 ITypeInfo_Release(pTypeInfo); 81 } 82 83 return hr; 84 } 85