Carla: Rework about dialog, add extended license info

c++/carla-backend/carla_backend_standalone.cpp

@@ -24,9 +24,58 @@
 // Single, standalone engine
 static CarlaBackend::CarlaEngine* carlaEngine = nullptr;
 static CarlaBackend::CallbackFunc carlaFunc = nullptr;
+static const char* extendedLicenseText = nullptr;
 
 // -------------------------------------------------------------------------------------------------------------------
 
+const char* get_extended_license_text()
+{
+    qDebug("CarlaBackendStandalone::get_extended_license_text()");
+
+    QString text("<p>This current Carla build is using the following features and 3rd-party code:</p>");
+    text += "<ul>";
+
+#ifdef WANT_LADSPA
+    text += "<li>LADSPA plugin support, http://www.ladspa.org/</li>";
+#endif
+#ifdef WANT_DSSI
+    text += "<li>DSSI plugin support, http://dssi.sourceforge.net/</li>";
+#endif
+#ifdef WANT_LV2
+    text += "<li>LV2 plugin support, http://lv2plug.in/</li>";
+#endif
+#ifdef WANT_VST
+#  ifdef VESTIGE_HEADER
+    text += "<li>VST plugin support, using VeSTige header by Javier Serrano Polo</li>";
+#  else
+    text += "<li>VST plugin support, using official VST SDK 2.4 trademark of Steinberg Media Technologies GmbH</li>";
+#  endif
+#endif
+#ifdef WANT_FLUIDSYNTH
+    text += "<li>FluidSynth library for SF2 support, http://www.fluidsynth.org/</li>";
+#endif
+#ifdef WANT_LINUXSAMPLER
+    text += "<li>LinuxSampler library for GIG and SFZ support*, http://www.linuxsampler.org/</li>";
+#endif
+    text += "<li>liblo library for OSC support, http://liblo.sourceforge.net/</li>";
+#ifdef WANT_LV2
+    text += "<li>serd, sord, sratom and lilv libraries for LV2 discovery, http://drobilla.net/software/lilv/</li>";
+#endif
+#ifdef CARLA_ENGINE_RTAUDIO
+    text += "<li>RtAudio and RtMidi libraries for extra Audio and MIDI support, http://www.music.mcgill.ca/~gary/rtaudio/</li>";
+#endif
+    text += "</ul>";
+
+#ifdef WANT_LINUXSAMPLER
+    text += "<p>(*) Using LinuxSampler code in commercial hardware or software products is not allowed without prior written authorization by the authors.</p>";
+#endif
+
+    if (! extendedLicenseText)
+        extendedLicenseText = strdup(text.toUtf8().constData());
+
+    return extendedLicenseText;
+}
+
 unsigned int get_engine_driver_count()
 {
     qDebug("CarlaBackendStandalone::get_engine_driver_count()");
@@ -224,6 +273,12 @@ bool engine_close()
     delete carlaEngine;
     carlaEngine = nullptr;
 
+    if (extendedLicenseText)
+    {
+        free((void*)extendedLicenseText);
+        extendedLicenseText = nullptr;
+    }
+
     return closed;
 }
 

c++/carla-backend/carla_backend_standalone.h

@@ -95,6 +95,8 @@ struct GuiInfo {
           resizable(false) {}
 };
 
+CARLA_EXPORT const char* get_extended_license_text();
+
 CARLA_EXPORT unsigned int get_engine_driver_count();
 CARLA_EXPORT const char*  get_engine_driver_name(unsigned int index);
 

src/carla.py

@@ -1070,40 +1070,46 @@ class CarlaAboutW(QDialog, ui_carla_about.Ui_CarlaAboutW):
                                      "<br>Version %s"
                                      "<br>Carla is a Multi-Plugin Host for JACK.<br>"
                                      "<br>Copyright (C) 2011-2012 falkTX<br>"
-                                     "<br><i>VST is a trademark of Steinberg Media Technologies GmbH.</i>"
                                      "" % VERSION))
 
-        host_osc_url = cString(Carla.Host.get_host_osc_url())
-        self.le_osc_url.setText(host_osc_url)
+        self.l_extended.setText(cString(Carla.Host.get_extended_license_text()))
+        self.le_osc_url.setText(cString(Carla.Host.get_host_osc_url()))
 
         self.l_osc_cmds.setText(
-                                " /set_active         <i-value>\n"
-                                " /set_drywet         <f-value>\n"
-                                " /set_volume         <f-value>\n"
-                                " /set_balance_left   <f-value>\n"
-                                " /set_balance_right  <f-value>\n"
-                                " /set_parameter      <i-index> <f-value>\n"
-                                " /set_program        <i-index>\n"
-                                " /set_midi_program   <i-index>\n"
-                                " /note_on            <i-note> <i-velo>\n"
-                                " /note_off           <i-note>\n"
+                                " /set_active                 <i-value>\n"
+                                " /set_drywet                 <d-value>\n"
+                                " /set_volume                 <d-value>\n"
+                                " /set_balance_left           <d-value>\n"
+                                " /set_balance_right          <d-value>\n"
+                                " /set_parameter_value        <i-index> <d-value>\n"
+                                #" /set_parameter_midi_cc      <i-index> <i-cc>\n"
+                                #" /set_parameter_midi_channel <i-index> <i-channel>\n"
+                                " /set_program                <i-index>\n"
+                                " /set_midi_program           <i-index>\n"
+                                " /note_on                    <i-note> <i-velo>\n"
+                                " /note_off                   <i-note>\n"
                                )
 
-        self.l_example.setText("/Carla/2/set_parameter 2 0.5")
-        self.l_example_help.setText("<i>(as in this example, \"2\" is the plugin number)</i>")
+        self.l_example.setText("/Carla/2/set_parameter_value 5 1.0")
+        self.l_example_help.setText("<i>(as in this example, \"2\" is the plugin number and \"5\" the parameter)</i>")
 
         self.l_ladspa.setText(self.tr("Everything! (Including LRDF)"))
         self.l_dssi.setText(self.tr("Everything! (Including CustomData/Chunks)"))
-        self.l_lv2.setText(self.tr("About 95&#37; complete (only missing minor features).<br/>"
+        self.l_lv2.setText(self.tr("About 95&#37; complete (using custom extensions).<br/>"
                                    "Implemented Feature/Extensions:"
                                    "<ul>"
                                    "<li>http://lv2plug.in/ns/ext/atom</li>"
+                                   "<li>http://lv2plug.in/ns/ext/buf-size</li>"
                                    "<li>http://lv2plug.in/ns/ext/data-access</li>"
+                                   #"<li>http://lv2plug.in/ns/ext/dynmanifest</li>"
                                    "<li>http://lv2plug.in/ns/ext/event</li>"
                                    "<li>http://lv2plug.in/ns/ext/instance-access</li>"
                                    "<li>http://lv2plug.in/ns/ext/log</li>"
                                    "<li>http://lv2plug.in/ns/ext/midi</li>"
+                                   "<li>http://lv2plug.in/ns/ext/options</li>"
+                                   #"<li>http://lv2plug.in/ns/ext/parameters</li>"
                                    "<li>http://lv2plug.in/ns/ext/patch</li>"
+                                   #"<li>http://lv2plug.in/ns/ext/port-groups</li>"
                                    "<li>http://lv2plug.in/ns/ext/port-props</li>"
                                    #"<li>http://lv2plug.in/ns/ext/presets</li>"
                                    "<li>http://lv2plug.in/ns/ext/state</li>"
@@ -1113,12 +1119,11 @@ class CarlaAboutW(QDialog, ui_carla_about.Ui_CarlaAboutW):
                                    "<li>http://lv2plug.in/ns/ext/worker</li>"
                                    "<li>http://lv2plug.in/ns/extensions/ui</li>"
                                    "<li>http://lv2plug.in/ns/extensions/units</li>"
-                                   #"<li>http://home.gna.org/lv2dynparam/v1</li>"
-                                   "<li>http://home.gna.org/lv2dynparam/rtmempool/v1</li>"
+                                   "<li>http://kxstudio.sf.net/ns/lv2ext/external-ui</li>"
                                    "<li>http://kxstudio.sf.net/ns/lv2ext/programs</li>"
-                                   #"<li>http://ll-plugins.nongnu.org/lv2/ext/midimap</li>"
+                                   "<li>http://kxstudio.sf.net/ns/lv2ext/rtmempool</li>"
+                                   "<li>http://ll-plugins.nongnu.org/lv2/ext/midimap</li>"
                                    "<li>http://ll-plugins.nongnu.org/lv2/ext/miditype</li>"
-                                   "<li>http://nedko.arnaudov.name/lv2/external_ui/</li>"
                                    "</ul>"))
         self.l_vst.setText(self.tr("<p>About 85&#37; complete (missing vst bank/presets and some minor stuff)</p>"))
 

src/carla_backend.py

@@ -762,6 +762,9 @@ class Host(object):
 
         self.lib = cdll.LoadLibrary(carla_library_path)
 
+        self.lib.get_extended_license_text.argtypes = None
+        self.lib.get_extended_license_text.restype = c_char_p
+
         self.lib.get_engine_driver_count.argtypes = None
         self.lib.get_engine_driver_count.restype = c_uint
 
@@ -945,6 +948,9 @@ class Host(object):
         self.lib.nsm_reply_save.argtypes = None
         self.lib.nsm_reply_save.restype = None
 
+    def get_extended_license_text(self):
+        return self.lib.get_extended_license_text()
+
     def get_engine_driver_count(self):
         return self.lib.get_engine_driver_count()
 

src/ui/carla_about.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>484</width>
-    <height>252</height>
+    <height>433</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -24,30 +24,14 @@
        <string>About</string>
       </attribute>
       <layout class="QGridLayout" name="gridLayout_3">
-       <item row="2" column="0">
-        <spacer name="horizontalSpacer">
-         <property name="orientation">
-          <enum>Qt::Horizontal</enum>
-         </property>
-         <property name="sizeType">
-          <enum>QSizePolicy::Fixed</enum>
-         </property>
-         <property name="sizeHint" stdset="0">
-          <size>
-           <width>100</width>
-           <height>20</height>
-          </size>
-         </property>
-        </spacer>
-       </item>
        <item row="2" column="1">
         <widget class="QLabel" name="l_about">
          <property name="text">
-          <string>about text here</string>
+          <string>About text here</string>
          </property>
         </widget>
        </item>
-       <item row="4" column="0" colspan="2">
+       <item row="7" column="0" colspan="2">
         <spacer name="verticalSpacer">
          <property name="orientation">
           <enum>Qt::Vertical</enum>
@@ -60,8 +44,22 @@
          </property>
         </spacer>
        </item>
-       <item row="1" column="0" colspan="2">
-        <widget class="QLabel" name="label_8">
+       <item row="2" column="0">
+        <spacer name="horizontalSpacer">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+        </spacer>
+       </item>
+       <item row="2" column="2">
+        <spacer name="horizontalSpacer_2">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+        </spacer>
+       </item>
+       <item row="1" column="0" colspan="3">
+        <widget class="QLabel" name="l_icons">
          <property name="text">
           <string/>
          </property>
@@ -73,7 +71,7 @@
          </property>
         </widget>
        </item>
-       <item row="0" column="0" colspan="2">
+       <item row="0" column="0" colspan="3">
         <spacer name="verticalSpacer_4">
          <property name="orientation">
           <enum>Qt::Vertical</enum>
@@ -86,6 +84,16 @@
          </property>
         </spacer>
        </item>
+       <item row="3" column="0" colspan="3">
+        <widget class="QLabel" name="l_extended">
+         <property name="text">
+          <string>Extended licensing here</string>
+         </property>
+         <property name="wordWrap">
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
       </layout>
      </widget>
      <widget class="QWidget" name="features">