Files
love/src/modules/sound/Sound.h
T
2009-07-26 15:46:49 +02:00

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2.6 KiB
C++

/**
* Copyright (c) 2006-2009 LOVE Development Team
*
* 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 LOVE_SOUND_SOUND_H
#define LOVE_SOUND_SOUND_H
// LOVE
#include <common/Module.h>
#include <filesystem/File.h>
#include "SoundData.h"
#include "Decoder.h"
namespace love
{
namespace sound
{
/**
* The Sound module is responsible for decoding sound data. It is
* not responsible for playing it.
**/
class Sound : public Module
{
public:
/**
* Destructor.
**/
virtual ~Sound();
/**
* Creates new SoundData from a decoder. Fully expands the
* encoded sound data into raw sound data. Not recommended
* on large (long-duration) files.
* @param decoder The file to decode the data from.
* @return A SoundData object, or zero if the file type couldn't be handled.
**/
SoundData * newSoundData(Decoder * decoder);
/**
* Creates a new SoundData with the specified number of samples and format.
* @param duration In seconds.
* @param sampleRate Number of samples per second.
* @param bits Bits per sample (8 or 16).
* @param channels Either 1 for mono, or 2 for stereo.
* @return A new SoundData object, or zero in case of errors.
**/
SoundData * newSoundData(int samples, int sampleRate, int bits, int channels);
/**
* Attempts to find a decoder for the encoded sound data in the
* specified file.
* @param file The file with encoded sound data.
* @param bufferSize The size of each decoded chunk.
* @param sampleRate Samples per second, or quality of the audio. 44100 is a good value.
* @return A Decoder object on success, or zero if no decoder could be found.
**/
virtual Decoder * newDecoder(filesystem::File * file, int bufferSize, int sampleRate) = 0;
}; // Sound
} // sound
} // love
#endif // LOVE_SOUND_SOUND_H