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-rw-r--r--libopie2/README12
-rw-r--r--libopie2/config.in1
-rw-r--r--libopie2/examples/config.in6
-rw-r--r--libopie2/examples/examples.pro2
-rw-r--r--libopie2/examples/opiemm/.cvsignore6
-rw-r--r--libopie2/examples/opiemm/opiemm.pro3
-rw-r--r--libopie2/examples/opiemm/osoundsystemdemo/.cvsignore6
-rw-r--r--libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp32
-rw-r--r--libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.pro12
-rw-r--r--libopie2/libopie2.control2
-rw-r--r--libopie2/libopie2.pro2
-rw-r--r--libopie2/opiemm/.cvsignore6
-rw-r--r--libopie2/opiemm/config.in7
-rw-r--r--libopie2/opiemm/opiemm.pro16
-rw-r--r--libopie2/opiemm/osoundsystem.cpp315
-rw-r--r--libopie2/opiemm/osoundsystem.h216
16 files changed, 638 insertions, 6 deletions
diff --git a/libopie2/README b/libopie2/README
index 5130290..57172a7 100644
--- a/libopie2/README
+++ b/libopie2/README
@@ -20,6 +20,7 @@ libopie is functionally seperated into the following libraries:
20 - libopiepim 20 - libopiepim
21 - libopiedb 21 - libopiedb
22 - libopienet 22 - libopienet
23 - libopiemm
23 24
241.1 Contents of libopiecore [ opiecore ] 251.1 Contents of libopiecore [ opiecore ]
25-------------------------------------------------------- 26--------------------------------------------------------
@@ -132,6 +133,12 @@ USE THE CLASSES IN libopie/pim INSTEAD !(eilers)
132 <libbend stuff> 133 <libbend stuff>
133 <libftp stuff> 134 <libftp stuff>
134 135
1361.6 Contents of libopiemm [ opiemm ]
137--------------------------------------------------------
138
139 - osoundsystem
140 - oaudiointerface
141 - osoundserver
135 142
136-------------------------------------------------------- 143--------------------------------------------------------
1372.0 Feature Description 1442.0 Feature Description
@@ -155,3 +162,8 @@ USE THE CLASSES IN libopie/pim INSTEAD !(eilers)
155 162
1562.5 libopienet 1632.5 libopienet
157 164
165...
166
1672.6 libopiemm
168
169...
diff --git a/libopie2/config.in b/libopie2/config.in
index 7c4d9bb..5a0e443 100644
--- a/libopie2/config.in
+++ b/libopie2/config.in
@@ -4,6 +4,7 @@ menu "libopie2"
4 source libopie2/opienet/config.in 4 source libopie2/opienet/config.in
5 source libopie2/opiepim/config.in 5 source libopie2/opiepim/config.in
6 source libopie2/opieui/config.in 6 source libopie2/opieui/config.in
7 source libopie2/opiemm/config.in
7 comment "" 8 comment ""
8 source libopie2/examples/config.in 9 source libopie2/examples/config.in
9endmenu 10endmenu
diff --git a/libopie2/examples/config.in b/libopie2/examples/config.in
index d18e479..478a822 100644
--- a/libopie2/examples/config.in
+++ b/libopie2/examples/config.in
@@ -1,6 +1,6 @@
1 config LIBOPIE2EXAMPLES 1 config LIBOPIE2EXAMPLES
2 boolean "libopie2 examples" 2 boolean "libopie2 examples"
3 default "n" 3 default "n"
4 depends ( LIBQPE || LIBQPE-X11 ) && LIBOPIE2CORE && LIBOPIE2NET && LIBOPIE2UI && LIBOPIE2PIM && LIBOPIE2UI 4 depends ( LIBQPE || LIBQPE-X11 ) && LIBOPIE2CORE && LIBOPIE2NET && LIBOPIE2UI && LIBOPIE2PIM && LIBOPIE2UI && LIBOPIE2MM
5 comment "the examples need a libqpe, libopie2core, libopie2db, libopie2net, libopie2pim and libopie2ui" 5 comment "the examples need a libqpe, libopie2core, libopie2db, libopie2net, libopie2pim, libopie2ui and libopie2mm"
6 depends !(( LIBQPE || LIBQPE-X11 ) && LIBOPIE2CORE && LIBOPIE2NET && LIBOPIE2UI && LIBOPIE2PIM && LIBOPIE2UI) 6 depends !(( LIBQPE || LIBQPE-X11 ) && LIBOPIE2CORE && LIBOPIE2NET && LIBOPIE2UI && LIBOPIE2PIM && LIBOPIE2UI && LIBOPIE2MM)
diff --git a/libopie2/examples/examples.pro b/libopie2/examples/examples.pro
index 2ae7eb7..8add40d 100644
--- a/libopie2/examples/examples.pro
+++ b/libopie2/examples/examples.pro
@@ -1,4 +1,4 @@
1TEMPLATE = subdirs 1TEMPLATE = subdirs
2unix:SUBDIRS = opieui opienet opiecore 2unix:SUBDIRS = opieui opienet opiecore opiemm
3 3
4#include ( ../../../include.pro ) 4#include ( ../../../include.pro )
diff --git a/libopie2/examples/opiemm/.cvsignore b/libopie2/examples/opiemm/.cvsignore
new file mode 100644
index 0000000..8f7300c
--- a/dev/null
+++ b/libopie2/examples/opiemm/.cvsignore
@@ -0,0 +1,6 @@
1Makefile*
2moc*
3*moc
4*.o
5~*
6
diff --git a/libopie2/examples/opiemm/opiemm.pro b/libopie2/examples/opiemm/opiemm.pro
new file mode 100644
index 0000000..0522ebe
--- a/dev/null
+++ b/libopie2/examples/opiemm/opiemm.pro
@@ -0,0 +1,3 @@
1TEMPLATE = subdirs
2SUBDIRS = osoundsystemdemo
3
diff --git a/libopie2/examples/opiemm/osoundsystemdemo/.cvsignore b/libopie2/examples/opiemm/osoundsystemdemo/.cvsignore
new file mode 100644
index 0000000..8f7300c
--- a/dev/null
+++ b/libopie2/examples/opiemm/osoundsystemdemo/.cvsignore
@@ -0,0 +1,6 @@
1Makefile*
2moc*
3*moc
4*.o
5~*
6
diff --git a/libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp b/libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp
new file mode 100644
index 0000000..79bf327
--- a/dev/null
+++ b/libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp
@@ -0,0 +1,32 @@
1#include <opie2/osoundsystem.h>
2
3int main( int argc, char** argv )
4{
5 qDebug( "OPIE Sound System Demo" );
6
7 OSoundSystem* sound = OSoundSystem::instance();
8
9 OSoundSystem::CardIterator it = sound->iterator();
10/*
11 while ( it.current() )
12 {
13 qDebug( "DEMO: OSoundSystem contains Interface '%s'", (const char*) it.current()->name() );
14 ++it;
15 }
16
17*/
18 OSoundCard* card = it.current();
19
20 OMixerInterface* mixer = card->mixer();
21
22 QStringList channels = mixer->allChannels();
23
24 for ( QStringList::Iterator it = channels.begin(); it != channels.end(); ++it )
25 {
26 qDebug( "OSSDEMO: Mixer has channel %s", (const char*) *it );
27 qDebug( "OSSDEMO: +--- volume %d (left) | %d (right)", mixer->volume( *it ) & 0xff, mixer->volume( *it ) >> 8 );
28 }
29
30 return 0;
31
32}
diff --git a/libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.pro b/libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.pro
new file mode 100644
index 0000000..ba66165
--- a/dev/null
+++ b/libopie2/examples/opiemm/osoundsystemdemo/osoundsystemdemo.pro
@@ -0,0 +1,12 @@
1TEMPLATE = app
2CONFIG = qt warn_on debug
3HEADERS =
4SOURCES = osoundsystemdemo.cpp
5INCLUDEPATH += $(OPIEDIR)/include
6DEPENDPATH += $(OPIEDIR)/include
7LIBS += -lopiecore2 -lopiemm2
8TARGET = osoundsystemdemo
9MOC_DIR = moc
10OBJECTS_DIR = obj
11
12include ( $(OPIEDIR)/include.pro )
diff --git a/libopie2/libopie2.control b/libopie2/libopie2.control
index 0733bf4..cb5ada9 100644
--- a/libopie2/libopie2.control
+++ b/libopie2/libopie2.control
@@ -1,5 +1,5 @@
1Package: libopie2 1Package: libopie2
2Files: $OPIEDIR/lib/libopiecore2.so.1.8.1 $OPIEDIR/lib/libopiecore2.so.1.8 $OPIEDIR/lib/libopiecore2.so.1 $OPIEDIR/lib/libopienet2.so.1.8.1 $OPIEDIR/lib/libopienet2.so.1.8 $OPIEDIR/lib/libopienet2.so.1 $OPIEDIR/lib/libopieui2.so.1.8.1 $OPIEDIR/lib/libopieui2.so.1.8 $OPIEDIR/lib/libopieui2.so.1 $OPIEDIR/etc/manufacturers 2Files: $OPIEDIR/lib/libopiecore2.so.* $OPIEDIR/lib/libopienet2.so.* $OPIEDIR/lib/libopieui2.so.* $OPIEDIR/lib/libopiemm2.so.* $OPIEDIR/etc/manufacturers
3Priority: optional 3Priority: optional
4Section: opie/system 4Section: opie/system
5Maintainer: Opie Team <opie@handhelds.org> 5Maintainer: Opie Team <opie@handhelds.org>
diff --git a/libopie2/libopie2.pro b/libopie2/libopie2.pro
index 0b52abc..0bd1d06 100644
--- a/libopie2/libopie2.pro
+++ b/libopie2/libopie2.pro
@@ -1,4 +1,4 @@
1TEMPLATE = subdirs 1TEMPLATE = subdirs
2unix:SUBDIRS = opiecore opiedb opiepim opieui opienet examples 2unix:SUBDIRS = opiecore opiedb opiepim opieui opienet opiemm examples
3 3
4include ( $(OPIEDIR)/include.pro ) 4include ( $(OPIEDIR)/include.pro )
diff --git a/libopie2/opiemm/.cvsignore b/libopie2/opiemm/.cvsignore
new file mode 100644
index 0000000..8f7300c
--- a/dev/null
+++ b/libopie2/opiemm/.cvsignore
@@ -0,0 +1,6 @@
1Makefile*
2moc*
3*moc
4*.o
5~*
6
diff --git a/libopie2/opiemm/config.in b/libopie2/opiemm/config.in
new file mode 100644
index 0000000..c95d14b
--- a/dev/null
+++ b/libopie2/opiemm/config.in
@@ -0,0 +1,7 @@
1 config LIBOPIE2MM
2 boolean "libopie2mm (audio and video related classes)"
3 default "n"
4 depends ( LIBQPE || LIBQPE-X11 ) && LIBOPIE2CORE
5 comment "libopie2mm needs a libqpe and libopie2core"
6 depends !(( LIBQPE || LIBQPE-X11 ) && LIBOPIE2CORE)
7
diff --git a/libopie2/opiemm/opiemm.pro b/libopie2/opiemm/opiemm.pro
new file mode 100644
index 0000000..8e5eeb4
--- a/dev/null
+++ b/libopie2/opiemm/opiemm.pro
@@ -0,0 +1,16 @@
1TEMPLATE = lib
2CONFIG += qt warn_on debug
3DESTDIR = $(OPIEDIR)/lib
4HEADERS = osoundsystem.h
5SOURCES = osoundsystem.cpp
6INTERFACES =
7TARGET = opiemm2
8VERSION = 1.8.1
9INCLUDEPATH += $(OPIEDIR)/include
10DEPENDPATH += $(OPIEDIR)/include
11LIBS +=
12MOC_DIR = moc
13OBJECTS_DIR = obj
14
15include ( $(OPIEDIR)/include.pro )
16
diff --git a/libopie2/opiemm/osoundsystem.cpp b/libopie2/opiemm/osoundsystem.cpp
new file mode 100644
index 0000000..fd23bea
--- a/dev/null
+++ b/libopie2/opiemm/osoundsystem.cpp
@@ -0,0 +1,315 @@
1/*
2                 This file is part of the Opie Project
3
4              (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
5 =.
6 .=l.
7           .>+-=
8 _;:,     .>    :=|. This program is free software; you can
9.> <`_,   >  .   <= redistribute it and/or modify it under
10:`=1 )Y*s>-.--   : the terms of the GNU Library General Public
11.="- .-=="i,     .._ License as published by the Free Software
12 - .   .-<_>     .<> Foundation; either version 2 of the License,
13     ._= =}       : or (at your option) any later version.
14    .%`+i>       _;_.
15    .i_,=:_.      -<s. This program is distributed in the hope that
16     +  .  -:.       = it will be useful, but WITHOUT ANY WARRANTY;
17    : ..    .:,     . . . without even the implied warranty of
18    =_        +     =;=|` MERCHANTABILITY or FITNESS FOR A
19  _.=:.       :    :=>`: PARTICULAR PURPOSE. See the GNU
20..}^=.=       =       ; Library General Public License for more
21++=   -.     .`     .: details.
22 :     =  ...= . :.=-
23 -.   .:....=;==+<; You should have received a copy of the GNU
24  -_. . .   )=.  = Library General Public License along with
25    --        :-=` this library; see the file COPYING.LIB.
26 If not, write to the Free Software Foundation,
27 Inc., 59 Temple Place - Suite 330,
28 Boston, MA 02111-1307, USA.
29
30*/
31
32#include <opie2/osoundsystem.h>
33
34#include <errno.h>
35#include <fcntl.h>
36#include <string.h>
37#include <sys/ioctl.h>
38#include <sys/types.h>
39#include <sys/soundcard.h>
40#include <sys/stat.h>
41
42
43/*======================================================================================
44 * OSoundSystem
45 *======================================================================================*/
46
47OSoundSystem* OSoundSystem::_instance = 0;
48
49OSoundSystem::OSoundSystem()
50{
51 qDebug( "OSoundSystem::OSoundSystem()" );
52 synchronize();
53}
54
55void OSoundSystem::synchronize()
56{
57 // gather available interfaces by inspecting /dev
58 //FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices
59 //FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices
60
61 _interfaces.clear();
62 _interfaces.insert( "soundcard", new OSoundCard( this, "soundcard" ) );
63
64
65 /*
66
67
68
69
70 QString str;
71 QFile f( "/dev/sound" );
72 bool hasFile = f.open( IO_ReadOnly );
73 if ( !hasFile )
74 {
75 qDebug( "OSoundSystem: /dev/sound not existing. No sound devices available" );
76 return;
77 }
78 QTextStream s( &f );
79 s.readLine();
80 s.readLine();
81 while ( !s.atEnd() )
82 {
83 s >> str;
84 str.truncate( str.find( ':' ) );
85 qDebug( "OSoundSystem: found interface '%s'", (const char*) str );
86 OAudioInterface* iface;
87 iface = new OAudioInterface( this, (const char*) str );
88
89 _interfaces.insert( str, iface );
90 s.readLine();
91 }
92*/
93}
94
95
96int OSoundSystem::count() const
97{
98 return _interfaces.count();
99}
100
101
102OSoundCard* OSoundSystem::card( const QString& iface ) const
103{
104 return _interfaces[iface];
105}
106
107
108OSoundSystem* OSoundSystem::instance()
109{
110 if ( !_instance ) _instance = new OSoundSystem();
111 return _instance;
112}
113
114
115OSoundSystem::CardIterator OSoundSystem::iterator() const
116{
117 return OSoundSystem::CardIterator( _interfaces );
118}
119
120
121/*======================================================================================
122 * OSoundCard
123 *======================================================================================*/
124
125OSoundCard::OSoundCard( QObject* parent, const char* name )
126 :QObject( parent, name ), _audio( 0 ), _mixer( 0 )
127{
128 qDebug( "OSoundCard::OSoundCard()" );
129 init();
130}
131
132
133OSoundCard::~OSoundCard()
134{
135}
136
137
138void OSoundCard::init()
139{
140 _audio = new OAudioInterface( this, "/dev/dsp" );
141 _mixer = new OMixerInterface( this, "/dev/mixer" );
142}
143
144
145/*======================================================================================
146 * OAudioInterface
147 *======================================================================================*/
148
149OAudioInterface::OAudioInterface( QObject* parent, const char* name )
150 :QObject( parent, name )
151{
152 qDebug( "OAudioInterface::OAudioInterface()" );
153 init();
154}
155
156
157OAudioInterface::~OAudioInterface()
158{
159}
160
161
162void OAudioInterface::init()
163{
164
165
166}
167
168
169/*======================================================================================
170 * OMixerInterface
171 *======================================================================================*/
172
173OMixerInterface::OMixerInterface( QObject* parent, const char* name )
174 :QObject( parent, name )
175{
176 qDebug( "OMixerInterface::OMixerInterface()" );
177 init();
178}
179
180
181OMixerInterface::~OMixerInterface()
182{
183}
184
185
186void OMixerInterface::init()
187{
188 // open the device
189 _fd = ::open( name(), O_RDWR );
190 if ( _fd == -1 )
191 {
192 qWarning( "can't open mixer." );
193 return;
194 }
195
196 // construct the device capabilities
197 int devmask = 0;
198 if ( ioctl( _fd, SOUND_MIXER_READ_DEVMASK, &devmask ) != -1 )
199 {
200 if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) ) _channels.insert( "PlayVolume", SOUND_MIXER_VOLUME );
201 if ( devmask & ( 1 << SOUND_MIXER_BASS ) ) _channels.insert( "PlayBass", SOUND_MIXER_BASS );
202 if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) ) _channels.insert( "PlayTreble", SOUND_MIXER_TREBLE );
203 if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) ) _channels.insert( "PlaySynth", SOUND_MIXER_SYNTH );
204 if ( devmask & ( 1 << SOUND_MIXER_PCM ) ) _channels.insert( "PlayPCM", SOUND_MIXER_PCM );
205 if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) ) _channels.insert( "PlaySpeaker", SOUND_MIXER_SPEAKER );
206 if ( devmask & ( 1 << SOUND_MIXER_LINE ) ) _channels.insert( "PlayLine", SOUND_MIXER_LINE );
207 if ( devmask & ( 1 << SOUND_MIXER_MIC ) ) _channels.insert( "PlayMic", SOUND_MIXER_MIC );
208 if ( devmask & ( 1 << SOUND_MIXER_CD ) ) _channels.insert( "PlayCD", SOUND_MIXER_CD );
209 if ( devmask & ( 1 << SOUND_MIXER_IMIX ) ) _channels.insert( "PlayInputMix", SOUND_MIXER_IMIX );
210 if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) ) _channels.insert( "PlayAltPCM", SOUND_MIXER_ALTPCM );
211 if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) ) _channels.insert( "PlayRecord", SOUND_MIXER_RECLEV );
212 if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) ) _channels.insert( "PlayInputGain", SOUND_MIXER_IGAIN );
213 if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) ) _channels.insert( "PlayOutputGain", SOUND_MIXER_OGAIN );
214 //qDebug( "devmask available and constructed." );
215 }
216
217 devmask = 0;
218 if ( ioctl( _fd, SOUND_MIXER_READ_RECMASK, &devmask ) != -1 )
219 {
220 if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) ) _channels.insert( "RecVolume", SOUND_MIXER_VOLUME );
221 if ( devmask & ( 1 << SOUND_MIXER_BASS ) ) _channels.insert( "RecBass", SOUND_MIXER_BASS );
222 if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) ) _channels.insert( "RecTreble", SOUND_MIXER_TREBLE );
223 if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) ) _channels.insert( "RecSynth", SOUND_MIXER_SYNTH );
224 if ( devmask & ( 1 << SOUND_MIXER_PCM ) ) _channels.insert( "RecPCM", SOUND_MIXER_PCM );
225 if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) ) _channels.insert( "RecSpeaker", SOUND_MIXER_SPEAKER );
226 if ( devmask & ( 1 << SOUND_MIXER_LINE ) ) _channels.insert( "RecLine", SOUND_MIXER_LINE );
227 if ( devmask & ( 1 << SOUND_MIXER_MIC ) ) _channels.insert( "RecMic", SOUND_MIXER_MIC );
228 if ( devmask & ( 1 << SOUND_MIXER_CD ) ) _channels.insert( "RecCD", SOUND_MIXER_CD );
229 if ( devmask & ( 1 << SOUND_MIXER_IMIX ) ) _channels.insert( "RecInputMix", SOUND_MIXER_IMIX );
230 if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) ) _channels.insert( "RecAltPCM", SOUND_MIXER_ALTPCM );
231 if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) ) _channels.insert( "RecRecord", SOUND_MIXER_RECLEV );
232 if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) ) _channels.insert( "RecInputGain", SOUND_MIXER_IGAIN );
233 if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) ) _channels.insert( "RecOutputGain", SOUND_MIXER_OGAIN );
234 //qDebug( "recmask available and constructed." );
235 }
236
237/* ChannelIterator it;
238 for ( it = _channels.begin(); it != _channels.end(); ++it )
239 {
240 qDebug( "Channel %s available (bit %d)", (const char*) it.key(), it.data() );
241 qDebug( " +--- Volume: %02d | %02d", volume( it.key() ) & 0xff, volume( it.key() ) >> 8 );
242 }
243*/
244}
245
246QStringList OMixerInterface::allChannels() const
247{
248 ChannelIterator it = _channels.begin();
249 QStringList channels;
250 while ( it != _channels.end() )
251 {
252 channels += it.key();
253 it++;
254 }
255 return channels;
256}
257
258
259QStringList OMixerInterface::recChannels() const
260{
261 qWarning( "NYI" );
262}
263
264
265QStringList OMixerInterface::playChannels() const
266{
267 qWarning( "NYI" );
268}
269
270
271bool OMixerInterface::hasChannel( const QString& channel )
272{
273 return _channels.contains( channel );
274}
275
276
277void OMixerInterface::setVolume( const QString& channel, int left, int right )
278{
279 int volume = left;
280 volume |= ( right == -1 ) ? left << 8 : right << 8;
281
282 if ( _channels.contains( channel ) )
283 {
284 int result = ioctl( _fd, MIXER_WRITE( _channels[channel] ), &volume );
285 if ( result == -1 )
286 {
287 qWarning( "Can't set volume: %s", strerror( errno ) );
288 }
289 else
290 {
291 if ( result & 0xff != left )
292 {
293 qWarning( "Device adjusted volume from %d to %d", left, result & 0xff );
294 }
295 }
296 }
297}
298
299
300int OMixerInterface::volume( const QString& channel ) const
301{
302 int volume;
303
304 if ( _channels.contains( channel ) )
305 {
306 if ( ioctl( _fd, MIXER_READ( _channels[channel] ), &volume ) == -1 )
307 {
308 qWarning( "Can't get volume: %s", strerror( errno ) );
309 }
310 else return volume;
311 }
312 return -1;
313}
314
315
diff --git a/libopie2/opiemm/osoundsystem.h b/libopie2/opiemm/osoundsystem.h
new file mode 100644
index 0000000..096d397
--- a/dev/null
+++ b/libopie2/opiemm/osoundsystem.h
@@ -0,0 +1,216 @@
1/*
2                 This file is part of the Opie Project
3
4              (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
5 =.
6 .=l.
7           .>+-=
8 _;:,     .>    :=|. This program is free software; you can
9.> <`_,   >  .   <= redistribute it and/or modify it under
10:`=1 )Y*s>-.--   : the terms of the GNU Library General Public
11.="- .-=="i,     .._ License as published by the Free Software
12 - .   .-<_>     .<> Foundation; either version 2 of the License,
13     ._= =}       : or (at your option) any later version.
14    .%`+i>       _;_.
15    .i_,=:_.      -<s. This program is distributed in the hope that
16     +  .  -:.       = it will be useful, but WITHOUT ANY WARRANTY;
17    : ..    .:,     . . . without even the implied warranty of
18    =_        +     =;=|` MERCHANTABILITY or FITNESS FOR A
19  _.=:.       :    :=>`: PARTICULAR PURPOSE. See the GNU
20..}^=.=       =       ; Library General Public License for more
21++=   -.     .`     .: details.
22 :     =  ...= . :.=-
23 -.   .:....=;==+<; You should have received a copy of the GNU
24  -_. . .   )=.  = Library General Public License along with
25    --        :-=` this library; see the file COPYING.LIB.
26 If not, write to the Free Software Foundation,
27 Inc., 59 Temple Place - Suite 330,
28 Boston, MA 02111-1307, USA.
29
30*/
31
32#ifndef OSOUNDSYSTEM_H
33#define OSOUNDSYSTEM_H
34
35#include <qobject.h>
36#include <qdict.h>
37#include <qmap.h>
38
39class OAudioInterface;
40class OMixerInterface;
41class OSoundCard;
42
43/*======================================================================================
44 * OSoundSystem
45 *======================================================================================*/
46
47/**
48 * @brief A container class for all audio interfaces
49 *
50 * This class provides access to all available audio/midi/sequencer interfaces of your computer.
51 *
52 * @author Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
53 */
54class OSoundSystem : public QObject
55{
56 Q_OBJECT
57
58 public:
59 typedef QDict<OSoundCard> CardMap;
60 typedef QDictIterator<OSoundCard> CardIterator;
61
62 public:
63 /**
64 * @returns the number of available interfaces
65 */
66 int count() const;
67 /**
68 * @returns a pointer to the (one and only) @ref ONetwork instance.
69 */
70 static OSoundSystem* instance();
71 /**
72 * @returns an iterator usable for iterating through all network interfaces.
73 */
74 CardIterator iterator() const;
75 /**
76 * @returns a pointer to the @ref OAudioInterface object for the specified @a interface or 0, if not found
77 * @see OAudioInterface
78 */
79 OSoundCard* card( const QString& interface ) const;
80 /**
81 * @internal Rebuild the internal interface database
82 * @note Sometimes it might be useful to call this from client code,
83 * e.g. after issuing a cardctl insert
84 */
85 void synchronize();
86
87 protected:
88 OSoundSystem();
89
90 private:
91 static OSoundSystem* _instance;
92 CardMap _interfaces;
93};
94
95
96/*======================================================================================
97 * OSoundCard
98 *======================================================================================*/
99
100class OSoundCard : public QObject
101{
102 Q_OBJECT
103
104 public:
105 /**
106 * Constructor. Normally you don't create @ref OSoundCard objects yourself,
107 * but access them via @ref OSoundSystem::card().
108 */
109 OSoundCard( QObject* parent, const char* name );
110 /**
111 * Destructor.
112 */
113 virtual ~OSoundCard();
114
115 bool hasMixer() const { return _audio; };
116 bool hasAudio() const { return _mixer; };
117
118 OAudioInterface* audio() const { return _audio; };
119 OMixerInterface* mixer() const { return _mixer; };
120
121 protected:
122 OAudioInterface* _audio;
123 OMixerInterface* _mixer;
124
125 private:
126 void init();
127};
128
129/*======================================================================================
130 * OAudioInterface
131 *======================================================================================*/
132
133class OAudioInterface : public QObject
134{
135 Q_OBJECT
136
137 public:
138 /**
139 * Constructor. Normally you don't create @ref OAudioInterface objects yourself,
140 * but access them via the @ref OSoundCard interface.
141 */
142 OAudioInterface( QObject* parent, const char* name );
143 /**
144 * Destructor.
145 */
146 virtual ~OAudioInterface();
147
148 protected:
149 const int _sfd;
150
151 private:
152 void init();
153};
154
155
156/*======================================================================================
157 * OMixerInterface
158 *======================================================================================*/
159
160class OMixerInterface : public QObject
161{
162 Q_OBJECT
163
164 public:
165
166 typedef QMap<QString,int>::ConstIterator ChannelIterator;
167
168 /**
169 * Constructor. Normally you don't create @ref OMixerInterface objects yourself,
170 * but access them via the @ref OSoundCard interface.
171 */
172 OMixerInterface( QObject* parent, const char* name );
173 /**
174 * Destructor.
175 */
176 virtual ~OMixerInterface();
177
178 /**
179 * @returns all available channels.
180 */
181 QStringList allChannels() const;
182 /**
183 * @returns recordable channels.
184 */
185 QStringList recChannels() const;
186 /**
187 * @returns playable channels.
188 */
189 QStringList playChannels() const;
190
191 /**
192 * @returns true, if @a channel exists.
193 */
194 bool hasChannel( const QString& channel );
195
196 /**
197 * Set the @a left and @a right volumes for @a channel.
198 * If no value for right is given, the value for left is taken for that.
199 */
200 void setVolume( const QString& channel, int left, int right = -1 );
201 /**
202 * @returns the volume of @a channel or -1, if the channel doesn't exist.
203 * @note You might want to use @ref hasChannel() to check if a channel exists.
204 */
205 int volume( const QString& channel ) const;
206
207 protected:
208 int _fd;
209 QMap<QString, int> _channels;
210
211 private:
212 void init();
213};
214
215#endif // OSOUNDSYSTEM_H
216