/[svn]/linuxsampler/trunk/src/drivers/audio/AudioOutputDeviceFactory.h
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Contents of /linuxsampler/trunk/src/drivers/audio/AudioOutputDeviceFactory.h

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Revision 2503 - (show annotations) (download) (as text)
Sat Jan 11 14:05:17 2014 UTC (10 years, 2 months ago) by schoenebeck
File MIME type: text/x-c++hdr
File size: 6269 byte(s)
* Minor C++11 compliance fixes (caused compilation errors
  on some recent compilers).

1 /***************************************************************************
2 * *
3 * LinuxSampler - modular, streaming capable sampler *
4 * *
5 * Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6 * Copyright (C) 2005 - 2014 Christian Schoenebeck *
7 * *
8 * This program is free software; you can redistribute it and/or modify *
9 * it under the terms of the GNU General Public License as published by *
10 * the Free Software Foundation; either version 2 of the License, or *
11 * (at your option) any later version. *
12 * *
13 * This program is distributed in the hope that it will be useful, *
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16 * GNU General Public License for more details. *
17 * *
18 * You should have received a copy of the GNU General Public License *
19 * along with this program; if not, write to the Free Software *
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21 * MA 02111-1307 USA *
22 ***************************************************************************/
23
24 #ifndef __LS_AUDIO_OUTPUT_DEVICE_FACTORY_H__
25 #define __LS_AUDIO_OUTPUT_DEVICE_FACTORY_H__
26
27 #include <map>
28 #include <vector>
29
30 #include "../../common/Exception.h"
31 #include "../DeviceParameterFactory.h"
32 #include "AudioOutputDevice.h"
33
34 #define REGISTER_AUDIO_OUTPUT_DRIVER(DriverClass) static LinuxSampler::AudioOutputDeviceFactory::InnerFactoryRegistrator<DriverClass> __auto_register_audio_output_driver__##DriverClass
35 #define REGISTER_AUDIO_OUTPUT_DRIVER_PARAMETER(DriverClass, ParameterClass) static LinuxSampler::AudioOutputDeviceFactory::ParameterRegistrator<DriverClass, DriverClass::ParameterClass> __auto_register_audio_output_driver_parameter__##DriverClass##ParameterClass
36
37 namespace LinuxSampler {
38
39 class Plugin;
40
41 class AudioOutputDeviceFactory {
42 public:
43 class InnerFactory {
44 public:
45 virtual ~InnerFactory() {}
46 virtual AudioOutputDevice* Create(std::map<String,DeviceCreationParameter*> Parameters) = 0;
47 virtual String Description() = 0;
48 virtual String Version() = 0;
49 virtual bool isAutonomousDriver() = 0;
50 };
51
52 template <class Driver_T>
53 class InnerFactoryTemplate : public InnerFactory {
54 public:
55 virtual AudioOutputDevice* Create(std::map<String,DeviceCreationParameter*> Parameters) { return new Driver_T(Parameters); }
56 virtual String Description() { return Driver_T::Description(); }
57 virtual String Version() { return Driver_T::Version(); }
58 virtual bool isAutonomousDriver() { return Driver_T::isAutonomousDriver(); }
59 };
60
61 template <class Driver_T>
62 class InnerFactoryRegistrator {
63 public:
64 InnerFactoryRegistrator() {
65 AudioOutputDeviceFactory::InnerFactories[Driver_T::Name()] = new AudioOutputDeviceFactory::InnerFactoryTemplate<Driver_T>;
66 AudioOutputDeviceFactory::ParameterFactories[Driver_T::Name()] = new DeviceParameterFactory();
67 }
68 ~InnerFactoryRegistrator() {
69 AudioOutputDeviceFactory::Unregister(Driver_T::Name());
70 }
71 };
72
73 template <class Driver_T, class Parameter_T>
74 class ParameterRegistrator {
75 public:
76 ParameterRegistrator() {
77 DeviceParameterFactory::Register<Parameter_T>(AudioOutputDeviceFactory::ParameterFactories[Driver_T::Name()]);
78 }
79 };
80
81 static AudioOutputDevice* Create(String DriverName, std::map<String,String> Parameters) throw (Exception);
82 static void Destroy(AudioOutputDevice* pDevice) throw (Exception);
83 static std::vector<String> AvailableDrivers();
84 static String AvailableDriversAsString();
85 static std::map<String,DeviceCreationParameter*> GetAvailableDriverParameters(String DriverName) throw (Exception);
86 static DeviceCreationParameter* GetDriverParameter(String DriverName, String ParameterName) throw (Exception);
87 static String GetDriverDescription(String DriverName) throw (Exception);
88 static String GetDriverVersion(String DriverName) throw (Exception);
89 static void Unregister(String DriverName);
90 static std::map<uint, AudioOutputDevice*> Devices();
91
92 protected:
93 static AudioOutputDevice* CreatePrivate(String DriverName, std::map<String,String> Parameters) throw (Exception);
94 static void DestroyPrivate(AudioOutputDevice* pDevice) throw (Exception);
95 friend class Plugin; // host plugin base class (e.g. for VST, AU, DSSI, LV2)
96
97 public: /* FIXME: fields below should be protected, causes errors on gcc 2.95 though */
98 static std::map<String, InnerFactory*> InnerFactories;
99 static std::map<String, DeviceParameterFactory*> ParameterFactories;
100
101 private:
102 typedef std::map<uint, AudioOutputDevice*> AudioOutputDeviceMap;
103 static AudioOutputDeviceMap mAudioOutputDevices; ///< contains all created audio output devices
104 };
105
106 } // namespace LinuxSampler
107
108 #endif // __LS_AUDIO_OUTPUT_DEVICE_FACTORY_H__

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