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# MpaSplitterFile.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
    00026 class CMpaSplitterFile : public CBaseSplitterFileEx
    00027 {
    00028         CMediaType m_mt;
    00029         REFERENCE_TIME m_rtDuration;
    00030
    00031         enum {none, mpa, mp4a} m_mode;
    00032
    00033         mpahdr m_mpahdr;
    00034         aachdr m_aachdr;
    00035         __int64 m_startpos, m_endpos;
    00036
    00037         __int64 m_totalbps;
    00038         CRBMap<__int64, int> m_pos2bps;
    00039
    00040         HRESULT Init();
    00041         void AdjustDuration(int nBytesPerSec);
    00042
    00043 public:
    00044         CMpaSplitterFile(IAsyncReader* pAsyncReader, HRESULT& hr);
    00045
    00046         CMap<DWORD, DWORD, CString, CString&> m_tags;
    00047
    00048         const CMediaType& GetMediaType() {return m_mt;}
    00049         REFERENCE_TIME GetDuration() {return m_rtDuration;}
    00050
    00051         __int64 GetStartPos() {return m_startpos;}
    00052         __int64 GetEndPos() {return m_endpos;}
    00053
    00054         bool Sync(int limit = 0x2000);
    00055         bool Sync(int& FrameSize, REFERENCE_TIME& rtDuration, int limit = 0x2000);
    00056 };