/[svn]/linuxsampler/trunk/src/drivers/audio/AudioOutputDeviceJack.cpp
ViewVC logotype

Diff of /linuxsampler/trunk/src/drivers/audio/AudioOutputDeviceJack.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 227 by schoenebeck, Thu Aug 26 22:05:44 2004 UTC revision 379 by persson, Sun Feb 13 18:02:29 2005 UTC
# Line 23  Line 23 
23  #include "AudioOutputDeviceJack.h"  #include "AudioOutputDeviceJack.h"
24  #include "AudioOutputDeviceFactory.h"  #include "AudioOutputDeviceFactory.h"
25    
26  #if HAVE_JACK  #include <errno.h>
   
 namespace LinuxSampler {  
27    
28      REGISTER_AUDIO_OUTPUT_DRIVER(AudioOutputDeviceJack);  #if HAVE_JACK
29    
30      /* Common parameters for now they'll have to be registered here. */  #ifndef HAVE_JACK_CLIENT_NAME_SIZE
31      REGISTER_AUDIO_OUTPUT_DRIVER_PARAMETER(AudioOutputDeviceJack, ParameterActive);  #define jack_client_name_size() 33
32      REGISTER_AUDIO_OUTPUT_DRIVER_PARAMETER(AudioOutputDeviceJack, ParameterChannels);  #endif
33    
34    namespace LinuxSampler {
35    
36        /// number of currently existing JACK audio output devices in LinuxSampler
37        static int existingJackDevices = 0;
38    
39  // *************** ParameterName ***************  // *************** AudioChannelJack::ParameterName ***************
40  // *  // *
41    
42      AudioOutputDeviceJack::AudioChannelJack::ParameterName::ParameterName(AudioChannelJack* pChannel) : AudioChannel::ParameterName(ToString(pChannel->ChannelNr)) {      AudioOutputDeviceJack::AudioChannelJack::ParameterName::ParameterName(AudioChannelJack* pChannel) : AudioChannel::ParameterName(ToString(pChannel->ChannelNr)) {
# Line 48  namespace LinuxSampler { Line 49  namespace LinuxSampler {
49    
50    
51    
52  // *************** ParameterJackBindings ***************  // *************** AudioChannelJack::ParameterJackBindings ***************
53  // *  // *
54    
55      AudioOutputDeviceJack::AudioChannelJack::ParameterJackBindings::ParameterJackBindings(AudioChannelJack* pChannel) : DeviceRuntimeParameterStrings(std::vector<String>()) {      AudioOutputDeviceJack::AudioChannelJack::ParameterJackBindings::ParameterJackBindings(AudioChannelJack* pChannel) : DeviceRuntimeParameterStrings(std::vector<String>()) {
# Line 112  namespace LinuxSampler { Line 113  namespace LinuxSampler {
113    
114    
115    
116    // *************** AudioOutputDeviceJack::ParameterName ***************
117    // *
118    
119        AudioOutputDeviceJack::ParameterName::ParameterName() : DeviceCreationParameterString() {
120            InitWithDefault(); // use default name
121        }
122    
123        AudioOutputDeviceJack::ParameterName::ParameterName(String s) throw (LinuxSamplerException) : DeviceCreationParameterString(s) {
124        }
125    
126        String AudioOutputDeviceJack::ParameterName::Description() {
127            return "Arbitrary JACK client name";
128        }
129    
130        bool AudioOutputDeviceJack::ParameterName::Fix() {
131            return true;
132        }
133    
134        bool AudioOutputDeviceJack::ParameterName::Mandatory() {
135            return false;
136        }
137    
138        std::map<String,DeviceCreationParameter*> AudioOutputDeviceJack::ParameterName::DependsAsParameters() {
139            return std::map<String,DeviceCreationParameter*>(); // no dependencies
140        }
141    
142        std::vector<String> AudioOutputDeviceJack::ParameterName::PossibilitiesAsString(std::map<String,String> Parameters) {
143            return std::vector<String>();
144        }
145    
146        optional<String> AudioOutputDeviceJack::ParameterName::DefaultAsString(std::map<String,String> Parameters) {
147            return (existingJackDevices) ? "LinuxSampler" + ToString(existingJackDevices) : "LinuxSampler";
148        }
149    
150        void AudioOutputDeviceJack::ParameterName::OnSetValue(String s) throw (LinuxSamplerException) {
151            // not possible, as parameter is fix
152        }
153    
154        String AudioOutputDeviceJack::ParameterName::Name() {
155            return "NAME";
156        }
157    
158    
159    
160  // *************** AudioOutputDeviceJack ***************  // *************** AudioOutputDeviceJack ***************
161  // *  // *
162    
# Line 123  namespace LinuxSampler { Line 168  namespace LinuxSampler {
168       * @see AcquireChannels()       * @see AcquireChannels()
169       */       */
170      AudioOutputDeviceJack::AudioOutputDeviceJack(std::map<String,DeviceCreationParameter*> Parameters) : AudioOutputDevice(Parameters) {      AudioOutputDeviceJack::AudioOutputDeviceJack(std::map<String,DeviceCreationParameter*> Parameters) : AudioOutputDevice(Parameters) {
171          if ((hJackClient = jack_client_new("LinuxSampler")) == 0)          if (((DeviceCreationParameterString*)Parameters["NAME"])->ValueAsString().size() >= jack_client_name_size())
172                throw LinuxSamplerException("JACK client name too long");
173    
174            if ((hJackClient = jack_client_new(((DeviceCreationParameterString*)Parameters["NAME"])->ValueAsString().c_str())) == 0)
175              throw AudioOutputException("Seems Jack server not running.");              throw AudioOutputException("Seems Jack server not running.");
176    
177            existingJackDevices++;
178    
179          jack_set_process_callback(hJackClient, __libjack_process_callback, this);          jack_set_process_callback(hJackClient, __libjack_process_callback, this);
180          jack_on_shutdown(hJackClient, __libjack_shutdown_callback, this);          jack_on_shutdown(hJackClient, __libjack_shutdown_callback, this);
181          if (jack_activate(hJackClient))          if (jack_activate(hJackClient))
# Line 143  namespace LinuxSampler { Line 193  namespace LinuxSampler {
193      AudioOutputDeviceJack::~AudioOutputDeviceJack() {      AudioOutputDeviceJack::~AudioOutputDeviceJack() {
194          // destroy jack client          // destroy jack client
195          jack_client_close(hJackClient);          jack_client_close(hJackClient);
196            existingJackDevices--;
197      }      }
198    
199      /**      /**
# Line 197  namespace LinuxSampler { Line 248  namespace LinuxSampler {
248      }      }
249    
250      String AudioOutputDeviceJack::Version() {      String AudioOutputDeviceJack::Version() {
251         String s = "$Revision: 1.12 $";         String s = "$Revision: 1.16 $";
252         return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword         return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword
253      }      }
254    
Legend:
Removed from v.227  
changed lines
  Added in v.379
  ViewVC Help
Powered by ViewVC