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 #pragma once 00033 00034 //Local Includes 00035 #include "dsfNativeFLACSource.h" 00036 00037 //Library Includes 00038 #include "BasicSeekPassThrough.h" 00039 00040 //Forward Declararions. 00041 class NativeFLACSourceFilter; 00042 class NativeFLACSourcePin 00043 //Base classes. 00044 : public CBaseOutputPin 00045 , public BasicSeekPassThrough 00046 { 00047 public: 00048 //COM Stuff 00049 DECLARE_IUNKNOWN 00050 STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void **ppv); 00051 00052 //Constructors. 00053 NativeFLACSourcePin( NativeFLACSourceFilter* inParentFilter, CCritSec* inFilterLock); 00054 virtual ~NativeFLACSourcePin(void); 00055 00056 //Constants 00057 static const unsigned long BUFFER_SIZE = 65536; //What should this be ???? 00058 static const unsigned long NUM_BUFFERS = 10; 00059 00060 //CBaseOutputPin virtuals 00061 virtual HRESULT GetMediaType(int inPosition, CMediaType* outMediaType); 00062 virtual HRESULT CheckMediaType(const CMediaType* inMediaType); 00063 virtual HRESULT DecideBufferSize(IMemAllocator* inoutAllocator, ALLOCATOR_PROPERTIES* inoutInputRequest); 00064 00065 //IPin virtuals 00066 virtual HRESULT CompleteConnect (IPin *inReceivePin); 00067 virtual HRESULT BreakConnect(void); 00068 virtual HRESULT DeliverNewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate); 00069 virtual HRESULT DeliverEndOfStream(void); 00070 virtual HRESULT DeliverEndFlush(void); 00071 virtual HRESULT DeliverBeginFlush(void); 00072 00073 //Helper method 00074 HRESULT deliverData(unsigned char* inBuff, unsigned long inBuffSize, __int64 inStart, __int64 inEnd); 00075 protected: 00076 HRESULT mFilterHR; 00077 00078 //Member variables. 00079 COutputQueue* mDataQueue; 00080 NativeFLACSourceFilter* mParentFilter; 00081 };