/[svn]/linuxsampler/trunk/Documentation/lscp.xml
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revision 1554 by schoenebeck, Thu Dec 6 01:38:31 2007 UTC revision 1695 by schoenebeck, Sat Feb 16 01:09:33 2008 UTC
# Line 16  Line 16 
16       to an annoying "missing Normative/Informative References" error message -->       to an annoying "missing Normative/Informative References" error message -->
17  <?rfc strict="no" ?>  <?rfc strict="no" ?>
18    
19  <rfc category="std" ipr="full3978" docName="LSCP 1.3">  <rfc category="std" ipr="full3978" docName="LSCP 1.4">
20      <front>      <front>
21          <title>LinuxSampler Control Protocol</title>          <title>LinuxSampler Control Protocol</title>
22          <author initials='C.S.' surname="Schoenebeck" fullname='C.          <author initials='C.S.' surname="Schoenebeck" fullname='C.
# Line 34  Schoenebeck'> Line 34  Schoenebeck'>
34                  <email>schoenebeck at software minus engineering dot org</email>                  <email>schoenebeck at software minus engineering dot org</email>
35              </address>              </address>
36          </author>          </author>
37          <date month="December" year="2007"/>          <date month="February" year="2008"/>
38          <workgroup>LinuxSampler Developers</workgroup>          <workgroup>LinuxSampler Developers</workgroup>
39          <keyword>LSCP</keyword>          <keyword>LSCP</keyword>
40          <abstract>          <abstract>
# Line 6391  Schoenebeck'> Line 6391  Schoenebeck'>
6391                  </t>                  </t>
6392                  <t>/ CHANNEL_COUNT                  <t>/ CHANNEL_COUNT
6393                  </t>                  </t>
6394                    <t>/ CHANNEL_MIDI
6395                    </t>
6396                    <t>/ DEVICE_MIDI
6397                    </t>
6398                  <t>/ VOICE_COUNT                  <t>/ VOICE_COUNT
6399                  </t>                  </t>
6400                  <t>/ STREAM_COUNT                  <t>/ STREAM_COUNT
# Line 6443  Schoenebeck'> Line 6447  Schoenebeck'>
6447                  </t>                  </t>
6448                  <t>/ CHANNEL_COUNT                  <t>/ CHANNEL_COUNT
6449                  </t>                  </t>
6450                    <t>/ CHANNEL_MIDI
6451                    </t>
6452                    <t>/ DEVICE_MIDI
6453                    </t>
6454                  <t>/ VOICE_COUNT                  <t>/ VOICE_COUNT
6455                  </t>                  </t>
6456                  <t>/ STREAM_COUNT                  <t>/ STREAM_COUNT
# Line 7238  Schoenebeck'> Line 7246  Schoenebeck'>
7246                  of sampler channels.</t>                  of sampler channels.</t>
7247              </section>              </section>
7248    
7249                <section title="MIDI data on a sampler channel arrived" anchor="SUBSCRIBE CHANNEL_MIDI">
7250                    <t>Client may want to be notified when MIDI data arrive on sampler channels on
7251                    back-end side, by issuing the following command:</t>
7252                    <t>
7253                        <list>
7254                            <t>SUBSCRIBE CHANNEL_MIDI</t>
7255                        </list>
7256                    </t>
7257                    <t>Server will start sending one of the the following notification messages:</t>
7258                    <t>
7259                        <list>
7260                            <t>"NOTIFY:CHANNEL_MIDI:&lt;channel-id&gt; NOTE_ON  &lt;note&gt; &lt;velocity&gt;"</t>
7261                            <t>"NOTIFY:CHANNEL_MIDI:&lt;channel-id&gt; NOTE_OFF &lt;note&gt; &lt;velocity&gt;"</t>
7262                        </list>
7263                    </t>
7264                    <t>where &lt;channel-id&gt; will be replaced by the ID of the sampler channel where the MIDI
7265                    data arrived. &lt;note&gt; and &lt;velocity&gt; are integer values in the range between
7266                    0 .. 127, reflecting the analog meaning of the MIDI specification.
7267                    </t>
7268                    <t>CAUTION: no guarantee whatsoever will be made that MIDI events are actually all
7269                    delivered by this mechanism! With other words: events could be lost at any time!
7270                    This restriction was made to keep the RT-safeness of the backend's MIDI and audio
7271                    thread unaffected by this feature.</t>
7272                </section>
7273    
7274                <section title="MIDI data on a MIDI input device arrived" anchor="SUBSCRIBE DEVICE_MIDI">
7275                        <t>Client may want to be notified when MIDI data arrive on MIDI input devices by issuing the following command:</t>
7276                        <t>
7277                                <list>
7278                                        <t>SUBSCRIBE DEVICE_MIDI</t>
7279                                </list>
7280                        </t>
7281                        <t>Server will start sending one of the the following notification messages:</t>
7282                        <t>
7283                                <list>
7284                                        <t>"NOTIFY:CHANNEL_MIDI:&lt;device-id&gt; &lt;port-id&gt; NOTE_ON &lt;note&gt; &lt;velocity&gt;"</t>
7285                                        <t>"NOTIFY:CHANNEL_MIDI:&lt;device-id&gt; &lt;port-id&gt; NOTE_OFF &lt;note&gt; &lt;velocity&gt;"</t>
7286                                </list>
7287                        </t>
7288                        <t>where &lt;device-id&gt; &lt;port-id&gt; will be replaced
7289                           by the IDs of the respective MIDI input device and the device's MIDI port where the MIDI
7290                           data arrived. &lt;note&gt; and &lt;velocity&gt; are integer values in the range between
7291                           0 .. 127, reflecting the analog meaning of the MIDI specification.
7292                        </t>
7293                        <t>CAUTION: no guarantee whatsoever will be made that MIDI events are actually all
7294                           delivered by this mechanism! With other words: events could be lost at any time!
7295                           This restriction was made to keep the RT-safeness of the backend's MIDI and audio
7296                           thread unaffected by this feature.</t>
7297                </section>
7298    
7299              <section title="Number of active voices changed" anchor="SUBSCRIBE VOICE_COUNT">              <section title="Number of active voices changed" anchor="SUBSCRIBE VOICE_COUNT">
7300                  <t>Client may want to be notified when the number of voices on the                  <t>Client may want to be notified when the number of voices on the
7301                  back-end changes by issuing the following command:</t>                  back-end changes by issuing the following command:</t>
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