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110 lines
2.5 KiB
C++
110 lines
2.5 KiB
C++
////////////////////////////////////////////////////////////////////////////////////////
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//
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// Nestopia - NES/Famicom emulator written in C++
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//
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// Copyright (C) 2003-2008 Martin Freij
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//
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// This file is part of Nestopia.
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//
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// Nestopia is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// Nestopia is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Nestopia; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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////////////////////////////////////////////////////////////////////////////////////////
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#ifndef NST_IO_WAVE_H
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#define NST_IO_WAVE_H
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#pragma once
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#include "language/resource.h"
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#include "NstString.hpp"
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#include <windows.h>
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#if NST_MSVC >= 1200
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#pragma warning( push )
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#pragma warning( disable : 4201 )
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#endif
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#include <MMSystem.h>
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#if NST_MSVC >= 1200
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#pragma warning( pop )
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#endif
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namespace Nestopia
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{
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namespace Io
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{
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class Wave
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{
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public:
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enum Mode
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{
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MODE_READ = MMIO_ALLOCBUF|MMIO_READ,
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MODE_WRITE = MMIO_ALLOCBUF|MMIO_READWRITE|MMIO_CREATE|MMIO_EXCLUSIVE
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};
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explicit Wave(Mode);
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~Wave();
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enum Exception
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{
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ERR_OPEN = IDS_WAVE_ERR_OPEN,
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ERR_WRITE = IDS_WAVE_ERR_WRITE,
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ERR_READ = IDS_WAVE_ERR_READ,
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ERR_FINALIZE = IDS_WAVE_ERR_FINALIZE
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};
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uint Open(const GenericString,WAVEFORMATEX&);
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uint Open(const void*,uint,WAVEFORMATEX&);
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void Write(const void*,uint);
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void Read(void*);
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void Close();
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private:
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uint Open(WAVEFORMATEX&);
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void Abort();
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void CreateChunk(MMCKINFO&,FOURCC,uint,uint,uint) const;
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void AscendChunk(MMCKINFO&) const;
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void DescendChunk(MMCKINFO&,const MMCKINFO*,uint) const;
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template<typename T> void WriteChunk(const T&,int) const;
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template<typename T> void ReadChunk(T&,int) const;
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HMMIO handle;
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const Mode mode;
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MMCKINFO chunkRiff;
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MMCKINFO chunkData;
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MMIOINFO info;
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Path fileName;
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public:
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bool IsOpen() const
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{
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return handle;
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}
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const Path& GetName() const
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{
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return fileName;
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}
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};
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}
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}
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#endif
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