dlls/quartz/parser.h

   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 typedef struct ParserImpl ParserImpl;
  22
  23 typedef HRESULT (*PFN_PROCESS_SAMPLE) (LPVOID iface, IMediaSample * pSample);
  24 typedef HRESULT (*PFN_QUERY_ACCEPT) (LPVOID iface, const AM_MEDIA_TYPE * pmt);
  25 typedef HRESULT (*PFN_PRE_CONNECT) (IPin * iface, IPin * pConnectPin);
  26 typedef HRESULT (*PFN_CLEANUP) (LPVOID iface);
  27
  28 struct ParserImpl
  29 {
  30     const IBaseFilterVtbl * lpVtbl;
  31
  32     LONG refCount;
  33     CRITICAL_SECTION csFilter;
  34     FILTER_STATE state;
  35     REFERENCE_TIME rtStreamStart;
  36     IReferenceClock * pClock;
  37     PFN_CLEANUP fnCleanup;
  38     FILTER_INFO filterInfo;
  39     CLSID clsid;
  40
  41     PullPin * pInputPin;
  42     IPin ** ppPins;
  43     ULONG cStreams;
  44 };
  45
  46 typedef struct Parser_OutputPin
  47 {
  48     OutputPin pin;
  49
  50     AM_MEDIA_TYPE * pmt;
  51     float fSamplesPerSec;
  52     DWORD dwSamplesProcessed;
  53     DWORD dwSampleSize;
  54     DWORD dwLength;
  55     MediaSeekingImpl mediaSeeking;
  56 } Parser_OutputPin;
  57
  58 HRESULT Parser_AddPin(ParserImpl * This, const PIN_INFO * piOutput, ALLOCATOR_PROPERTIES * props,
  59                       const AM_MEDIA_TYPE * amt, float fSamplesPerSec, DWORD dwSampleSize, DWORD dwLength);
  60 HRESULT Parser_Create(ParserImpl*, const CLSID*, PFN_PROCESS_SAMPLE, PFN_QUERY_ACCEPT, PFN_PRE_CONNECT, PFN_CLEANUP);