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////////////////////////////////////////////////////////////
//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2015 Laurent Gomila (laurent@sfml-dev.org)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
// you must not claim that you wrote the original software.
// If you use this software in a product, an acknowledgment
// in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
// and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
////////////////////////////////////////////////////////////
#ifndef SFML_SOUNDFILEWRITERWAV_HPP
#define SFML_SOUNDFILEWRITERWAV_HPP
////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Audio/SoundFileWriter.hpp>
#include <fstream>
#include <string>
namespace sf
{
namespace priv
{
////////////////////////////////////////////////////////////
/// \brief Implementation of sound file writer that handles wav files
///
////////////////////////////////////////////////////////////
class SoundFileWriterWav : public SoundFileWriter
{
public:
////////////////////////////////////////////////////////////
/// \brief Check if this writer can handle a file on disk
///
/// \param filename Path of the sound file to check
///
/// \return True if the file can be written by this writer
///
////////////////////////////////////////////////////////////
static bool check(const std::string& filename);
public:
////////////////////////////////////////////////////////////
/// \brief Default constructor
///
////////////////////////////////////////////////////////////
SoundFileWriterWav();
////////////////////////////////////////////////////////////
/// \brief Destructor
///
////////////////////////////////////////////////////////////
~SoundFileWriterWav();
////////////////////////////////////////////////////////////
/// \brief Open a sound file for writing
///
/// \param filename Path of the file to open
/// \param sampleRate Sample rate of the sound
/// \param channelCount Number of channels of the sound
///
/// \return True if the file was successfully opened
///
////////////////////////////////////////////////////////////
virtual bool open(const std::string& filename, unsigned int sampleRate, unsigned int channelCount);
////////////////////////////////////////////////////////////
/// \brief Write audio samples to the open file
///
/// \param samples Pointer to the sample array to write
/// \param count Number of samples to write
///
////////////////////////////////////////////////////////////
virtual void write(const Int16* samples, Uint64 count);
private:
////////////////////////////////////////////////////////////
/// \brief Write the header of the open file
///
/// \param sampleRate Sample rate of the sound
/// \param channelCount Number of channels of the sound
///
/// \return True on success, false on error
///
////////////////////////////////////////////////////////////
bool writeHeader(unsigned int sampleRate, unsigned int channelCount);
////////////////////////////////////////////////////////////
/// \brief Close the file
///
////////////////////////////////////////////////////////////
void close();
////////////////////////////////////////////////////////////
// Member data
////////////////////////////////////////////////////////////
std::ofstream m_file; ///< File stream to write to
Uint64 m_sampleCount; ///< Total number of samples written to the file
unsigned int m_channelCount; ///< Number of channels of the sound
};
} // namespace priv
} // namespace sf
#endif // SFML_SOUNDFILEWRITERWAV_HPP
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