trunk/src/Sampler.h

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003 by Benno Senoner and Christian Schoenebeck         *
 *                                                                         *
 *   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., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

#ifndef __LS_SAMPLER_H__
#define __LS_SAMPLER_H__

#include <vector>
#include <map>
#include "common/global.h"
#include "common/LinuxSamplerException.h"
#include "engines/common/Engine.h"
#include "mididriver/MidiInputDevice.h"
#include "audiodriver/AudioOutputDevice.h"

namespace LinuxSampler {

    /**
     * Which sampler engine to be used.
     */
    enum engine_type_t {
        engine_type_gig
    };

    /**
     * Which audio output system to be used.
     */
    enum audio_output_type_t {
        audio_output_type_alsa,
        audio_output_type_jack
    };

    /**
     * Which MIDI input system to be used.
     */
    enum midi_input_type_t {
        midi_input_type_alsa
    };

    // just symbol prototyping
    class Sampler;

    class SamplerChannel {
        public:
            SamplerChannel(Sampler* pS);
           ~SamplerChannel();
            void               LoadEngine(engine_type_t EngineType);
            void               SetAudioOutputDevice(audio_output_type_t AudioType);
            void               SetMidiInputDevice(midi_input_type_t MidiType, MidiInputDevice::midi_chan_t MidiChannel = MidiInputDevice::midi_chan_all);
            Engine*            GetEngine();
            MidiInputDevice*   GetMidiInputDevice();
            AudioOutputDevice* GetAudioOutputDevice();
            uint               Index();
        protected:
            Sampler*           pSampler;
            Engine*            pEngine;
            MidiInputDevice*   pMidiInputDevice;
            AudioOutputDevice* pAudioOutputDevice;
            int                iIndex;
    };

    class Sampler {
        public:
            Sampler();
           ~Sampler();
            uint               SamplerChannels();
            SamplerChannel*    AddSamplerChannel();
            SamplerChannel*    GetSamplerChannel(uint uiSamplerChannel);
            void               RemoveSamplerChannel(SamplerChannel* pSamplerChannel);
            void               RemoveSamplerChannel(uint uiSamplerChannel);
            AudioOutputDevice* CreateAudioOutputDevice(audio_output_type_t AudioType);
            AudioOutputDevice* GetAudioOutputDevice(audio_output_type_t AudioType);
            MidiInputDevice*   CreateMidiInputDevice(midi_input_type_t MidiType);
            MidiInputDevice*   GetMidiInputDevice(midi_input_type_t MidiType);
        protected:
            typedef std::map<audio_output_type_t, AudioOutputDevice*> AudioOutputDeviceMap;
            typedef std::map<midi_input_type_t, MidiInputDevice*> MidiInputDeviceMap;

            std::vector<SamplerChannel*> vSamplerChannels;   ///< contains all created sampler channels
            AudioOutputDeviceMap         AudioOutputDevices; ///< contains all created audio output devices
            MidiInputDeviceMap           MidiInputDevices;

            friend class SamplerChannel;
    };
}

#endif // __LS_SAMPLER_H__
1	schoenebeck	53	/***************************************************************************
2			* *
3			* LinuxSampler - modular, streaming capable sampler *
4			* *
5			* Copyright (C) 2003 by Benno Senoner and Christian Schoenebeck *
6			* *
7			* This program is free software; you can redistribute it and/or modify *
8			* it under the terms of the GNU General Public License as published by *
9			* the Free Software Foundation; either version 2 of the License, or *
10			* (at your option) any later version. *
11			* *
12			* This program is distributed in the hope that it will be useful, *
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of *
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15			* GNU General Public License for more details. *
16			* *
17			* You should have received a copy of the GNU General Public License *
18			* along with this program; if not, write to the Free Software *
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
20			* MA 02111-1307 USA *
21			***************************************************************************/
22
23			#ifndef __LS_SAMPLER_H__
24			#define __LS_SAMPLER_H__
25
26			#include <vector>
27			#include <map>
28			#include "common/global.h"
29			#include "common/LinuxSamplerException.h"
30			#include "engines/common/Engine.h"
31			#include "mididriver/MidiInputDevice.h"
32			#include "audiodriver/AudioOutputDevice.h"
33
34			namespace LinuxSampler {
35
36			/**
37			* Which sampler engine to be used.
38			*/
39			enum engine_type_t {
40			engine_type_gig
41			};
42
43			/**
44			* Which audio output system to be used.
45			*/
46			enum audio_output_type_t {
47			audio_output_type_alsa,
48			audio_output_type_jack
49			};
50
51			/**
52			* Which MIDI input system to be used.
53			*/
54			enum midi_input_type_t {
55			midi_input_type_alsa
56			};
57
58			// just symbol prototyping
59			class Sampler;
60
61			class SamplerChannel {
62			public:
63			SamplerChannel(Sampler* pS);
64			~SamplerChannel();
65			void LoadEngine(engine_type_t EngineType);
66			void SetAudioOutputDevice(audio_output_type_t AudioType);
67			void SetMidiInputDevice(midi_input_type_t MidiType, MidiInputDevice::midi_chan_t MidiChannel = MidiInputDevice::midi_chan_all);
68			Engine* GetEngine();
69			MidiInputDevice* GetMidiInputDevice();
70			AudioOutputDevice* GetAudioOutputDevice();
71			uint Index();
72			protected:
73			Sampler* pSampler;
74			Engine* pEngine;
75			MidiInputDevice* pMidiInputDevice;
76			AudioOutputDevice* pAudioOutputDevice;
77			int iIndex;
78			};
79
80			class Sampler {
81			public:
82			Sampler();
83			~Sampler();
84			uint SamplerChannels();
85			SamplerChannel* AddSamplerChannel();
86			SamplerChannel* GetSamplerChannel(uint uiSamplerChannel);
87			void RemoveSamplerChannel(SamplerChannel* pSamplerChannel);
88			void RemoveSamplerChannel(uint uiSamplerChannel);
89			AudioOutputDevice* CreateAudioOutputDevice(audio_output_type_t AudioType);
90			AudioOutputDevice* GetAudioOutputDevice(audio_output_type_t AudioType);
91			MidiInputDevice* CreateMidiInputDevice(midi_input_type_t MidiType);
92			MidiInputDevice* GetMidiInputDevice(midi_input_type_t MidiType);
93			protected:
94			typedef std::map<audio_output_type_t, AudioOutputDevice*> AudioOutputDeviceMap;
95			typedef std::map<midi_input_type_t, MidiInputDevice*> MidiInputDeviceMap;
96
97			std::vector<SamplerChannel*> vSamplerChannels; ///< contains all created sampler channels
98			AudioOutputDeviceMap AudioOutputDevices; ///< contains all created audio output devices
99			MidiInputDeviceMap MidiInputDevices;
100
101			friend class SamplerChannel;
102			};
103			}
104
105			#endif // __LS_SAMPLER_H__