71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
/* 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#ifndef TOWNS_AUDIO_H
|
|
#define TOWNS_AUDIO_H
|
|
|
|
namespace Audio {
|
|
class Mixer;
|
|
}
|
|
|
|
class TownsAudioInterfaceInternal;
|
|
|
|
class TownsAudioInterfacePluginDriver {
|
|
public:
|
|
virtual ~TownsAudioInterfacePluginDriver() {}
|
|
virtual void timerCallback(int timerId) = 0;
|
|
};
|
|
|
|
class TownsAudioInterface {
|
|
public:
|
|
TownsAudioInterface(Audio::Mixer *mixer, TownsAudioInterfacePluginDriver *driver, bool externalMutex = false);
|
|
~TownsAudioInterface();
|
|
|
|
enum ErrorCode {
|
|
kSuccess = 0,
|
|
kInvalidChannel,
|
|
kUnavailable,
|
|
kArgumentOutOfRange,
|
|
kNotImplemented,
|
|
kOutOfWaveMemory,
|
|
kInvalidWaveTable,
|
|
kChannelNotReserved,
|
|
kNoteOutOfRangeForInstrument,
|
|
kNoMatchingWaveTable,
|
|
kDuplicateWaveTable
|
|
};
|
|
|
|
bool init();
|
|
|
|
ErrorCode callback(int command, ...);
|
|
|
|
void setMusicVolume(int volume);
|
|
void setSoundEffectVolume(int volume);
|
|
// Defines the channels used as sound effect channels for the purpose of ScummVM GUI volume control.
|
|
// The first 6 bits are the 6 fm channels. The next 8 bits are pcm channels.
|
|
void setSoundEffectChanMask(int mask);
|
|
|
|
private:
|
|
TownsAudioInterfaceInternal *_intf;
|
|
};
|
|
|
|
#endif
|