1 /*
2 * Parser declarations
3 *
4 * Copyright 2005 Christian Costa
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 #pragma once
22
23 typedef struct ParserImpl ParserImpl;
24
25 typedef HRESULT (*PFN_PROCESS_SAMPLE) (LPVOID iface, IMediaSample * pSample, DWORD_PTR cookie);
26 typedef HRESULT (*PFN_QUERY_ACCEPT) (LPVOID iface, const AM_MEDIA_TYPE * pmt);
27 typedef HRESULT (*PFN_PRE_CONNECT) (IPin * iface, IPin * pConnectPin, ALLOCATOR_PROPERTIES *prop);
28 typedef HRESULT (*PFN_CLEANUP) (LPVOID iface);
29 typedef HRESULT (*PFN_DISCONNECT) (LPVOID iface);
30
31 struct ParserImpl
32 {
33 BaseFilter filter;
34
35 PFN_CLEANUP fnCleanup;
36 PFN_DISCONNECT fnDisconnect;
37
38 PullPin * pInputPin;
39 IPin ** ppPins;
40 ULONG cStreams;
41 SourceSeeking sourceSeeking;
42 };
43
44 typedef struct Parser_OutputPin
45 {
46 BaseOutputPin pin;
47
48 AM_MEDIA_TYPE * pmt;
49 LONGLONG dwSamplesProcessed;
50 ALLOCATOR_PROPERTIES allocProps;
51
52 IMemAllocator *alloc;
53 BOOL readonly;
54 } Parser_OutputPin;
55
56 extern HRESULT Parser_AddPin(ParserImpl * This, const PIN_INFO * piOutput, ALLOCATOR_PROPERTIES * props, const AM_MEDIA_TYPE * amt);
57
58 extern HRESULT Parser_Create(ParserImpl*, const IBaseFilterVtbl *, const CLSID*, PFN_PROCESS_SAMPLE, PFN_QUERY_ACCEPT, PFN_PRE_CONNECT,
59 PFN_CLEANUP, PFN_DISCONNECT, REQUESTPROC, STOPPROCESSPROC, SourceSeeking_ChangeStop stop, SourceSeeking_ChangeStart start, SourceSeeking_ChangeRate rate);
60
61 /* Override the _Release function and call this when releasing */
62 extern void Parser_Destroy(ParserImpl *This);
63
64 extern HRESULT WINAPI Parser_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv);
65 extern ULONG WINAPI Parser_AddRef(IBaseFilter * iface);
66 extern ULONG WINAPI Parser_Release(IBaseFilter * iface);
67 extern HRESULT WINAPI Parser_GetClassID(IBaseFilter * iface, CLSID * pClsid);
68 extern HRESULT WINAPI Parser_Stop(IBaseFilter * iface);
69 extern HRESULT WINAPI Parser_Pause(IBaseFilter * iface);
70 extern HRESULT WINAPI Parser_Run(IBaseFilter * iface, REFERENCE_TIME tStart);
71 extern HRESULT WINAPI Parser_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState);
72 extern HRESULT WINAPI Parser_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock);
73 extern HRESULT WINAPI Parser_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock);
74 extern HRESULT WINAPI Parser_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum);
75 extern HRESULT WINAPI Parser_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin);
76 extern HRESULT WINAPI Parser_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo);
77 extern HRESULT WINAPI Parser_JoinFilterGraph(IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName);
78 extern HRESULT WINAPI Parser_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo);
79
80 /* COM helpers */
unsafe_impl_Parser_OutputPin_from_IPin(IPin * iface)81 static inline Parser_OutputPin *unsafe_impl_Parser_OutputPin_from_IPin( IPin *iface )
82 {
83 return CONTAINING_RECORD(iface, Parser_OutputPin, pin.pin.IPin_iface);
84 }
85