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# DiracSplitter.h

    00001 /*
    00002  *      Copyright (C) 2003-2005 Gabest
    00003  *      http://www.gabest.org
    00004  *
    00005  *  This Program is free software; you can redistribute it and/or modify
    00006  *  it under the terms of the GNU General Public License as published by
    00007  *  the Free Software Foundation; either version 2, or (at your option)
    00008  *  any later version.
    00009  *
    00010  *  This Program is distributed in the hope that it will be useful,
    00011  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
    00012  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    00013  *  GNU General Public License for more details.
    00014  *
    00015  *  You should have received a copy of the GNU General Public License
    00016  *  along with GNU Make; see the file COPYING.  If not, write to
    00017  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
    00018  *  http://www.gnu.org/copyleft/gpl.html
    00019  *
    00020  */
    00021
    00022 #pragma once
    00023
    00024 #include "..\BaseSplitter\BaseSplitter.h"
    00025 #include "DiracSplitterFile.h"
    00026
    00027 [uuid("5899CFB9-948F-4869-A999-5544ECB38BA5")]
    00028 class CDiracSplitterFilter : public CBaseSplitterFilter
    00029 {
    00030 protected:
    00031         CAutoPtr<CDiracSplitterFile> m_pFile;
    00032         HRESULT CreateOutputs(IAsyncReader* pAsyncReader);
    00033
    00034         bool DemuxInit();
    00035         void DemuxSeek(REFERENCE_TIME rt);
    00036         bool DemuxLoop();
    00037
    00038 public:
    00039         CDiracSplitterFilter(LPUNKNOWN pUnk, HRESULT* phr);
    00040
    00041         DECLARE_IUNKNOWN
    00042     STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);
    00043 };
    00044
    00045 [uuid("09E7F58E-71A1-419D-B0A0-E524AE1454A9")]
    00046 class CDiracSourceFilter : public CDiracSplitterFilter
    00047 {
    00048 public:
    00049         CDiracSourceFilter(LPUNKNOWN pUnk, HRESULT* phr);
    00050 };
    00051
    00052 [uuid("F78CF248-180E-4713-B107-B13F7B5C31E1")]
    00053 class CDiracVideoDecoder : public CTransformFilter
    00054 {
    00055     void* m_decoder; // dirac_decoder_t*
    00056         void InitDecoder(), FreeDecoder();
    00057         BYTE* m_pYUV[4];
    00058         bool m_fDropFrames;
    00059         REFERENCE_TIME m_tStart, m_rtAvgTimePerFrame;
    00060
    00061         HRESULT Deliver(IMediaSample* pIn, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop);
    00062         void Copy(BYTE* pOut);
    00063
    00064 public:
    00065         CDiracVideoDecoder(LPUNKNOWN lpunk, HRESULT* phr);
    00066         virtual ~CDiracVideoDecoder();
    00067
    00068         HRESULT Receive(IMediaSample* pIn);
    00069         HRESULT CheckInputType(const CMediaType* mtIn);
    00070         HRESULT CheckTransform(const CMediaType* mtIn, const CMediaType* mtOut);
    00071         HRESULT DecideBufferSize(IMemAllocator* pAllocator, ALLOCATOR_PROPERTIES* pProperties);
    00072         HRESULT GetMediaType(int iPosition, CMediaType* pMediaType);
    00073
    00074         HRESULT StartStreaming();
    00075         HRESULT StopStreaming();
    00076
    00077     HRESULT NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate);
    00078
    00079         HRESULT AlterQuality(Quality q);
    00080 };