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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "audio/audiostream.h"
#include "audio/mixer.h"
#include "audio/decoders/raw.h"
#include "cryo/cryolib.h"
namespace Cryo {
class CryoEngine;
class CSoundChannel {
private:
Audio::Mixer *_mixer;
Audio::QueuingAudioStream *_audioStream;
Audio::SoundHandle _soundHandle;
unsigned int _sampleRate;
bool _stereo;
void applyVolumeChange();
public:
CSoundChannel(Audio::Mixer *mixer, unsigned int sampleRate, bool stereo);
~CSoundChannel();
// Queue a new buffer, cancel any previously queued buffers if playNow is set
void queueBuffer(byte *buffer, unsigned int size, bool playNow = false);
// Stop playing and purge play queue
void stop();
// How many buffers in queue (including currently playing one)
unsigned int numQueued();
// Volume control
int _volumeLeft, _volumeRight;
unsigned int getVolume();
void setVolume(unsigned int volumeLeft, unsigned int volumeRight);
void setVolumeLeft(unsigned int volume);
void setVolumeRight(unsigned int volume);
};
#define kCryoMaxClSounds 64
class SoundGroup {
private:
CryoEngine *_vm;
Sound *_sounds[kCryoMaxClSounds];
int16 _numSounds;
int16 _soundIndex;
int16 _playIndex;
public:
SoundGroup(CryoEngine *vm, int16 numSounds, int16 length, int16 sampleSize, float rate, int16 mode);
~SoundGroup();
bool assignDatas(void *buffer, int length, bool isSigned);
void playNextSample(SoundChannel *ch);
bool setDatas(void *data, int length, bool isSigned);
void *getNextBuffer();
};
}
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