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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef SOUNDBUFFER_H
#define SOUNDBUFFER_H
#include <al.h>
#include <memory>
#include <string>
#include <vector>
#include <cinttypes>
#include "System/UnorderedMap.hpp"
#include "System/Misc/NonCopyable.h"
/**
* @brief A buffer holding a sound
*
* One of this will be created for each wav-file used.
* They are loaded on demand and unloaded when game ends.
* They can be shared among multiple SoundItem
*/
class SoundBuffer : spring::noncopyable
{
public:
/// Construct an "empty" buffer
/// can be played, but you won't hear anything
SoundBuffer();
~SoundBuffer();
bool LoadWAV(const std::string& file, std::vector<std::uint8_t> buffer);
bool LoadVorbis(const std::string& file, std::vector<std::uint8_t> buffer);
const std::string& GetFilename() const
{
return filename;
};
ALuint GetId() const
{
return id;
};
ALuint GetChannels() const
{
return channels;
};
ALfloat GetLength() const
{
return length;
};
int BufferSize() const;
static void Initialise();
static void Deinitialise();
static size_t GetId(const std::string& name);
static std::shared_ptr<SoundBuffer> GetById(const size_t id);
static size_t Count();
static size_t AllocedSize();
static size_t Insert(std::shared_ptr<SoundBuffer> buffer);
private:
bool AlGenBuffer(const std::string& file, ALenum format, const std::uint8_t* data, size_t datalength, int rate);
std::string filename;
ALuint id;
ALuint channels;
ALfloat length;
typedef spring::unsynced_map<std::string, size_t> bufferMapT;
typedef std::vector< std::shared_ptr<SoundBuffer> > bufferVecT;
static bufferMapT bufferMap; // filename, index into Buffers
static bufferVecT buffers;
};
#endif
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