/usr/lib/lv2/diode-swh.lv2/plugin.ttl is in swh-lv2 1.0.15+20130517.git978d5d8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | @prefix : <http://lv2plug.in/ns/lv2core#> .
@prefix swh: <http://plugin.org.uk/swh-plugins/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix doap: <http://usefulinc.com/ns/doap#> .
@prefix swhext: <http://plugin.org.uk/extensions#> .
@prefix pg: <http://lv2plug.in/ns/ext/port-groups#> .
@prefix pprops: <http://lv2plug.in/ns/ext/port-props#> .
swh:diode a :Plugin ;
a :DistortionPlugin ;
doap:name "Diode Processor" ;
doap:maintainer [
foaf:name "Steve Harris";
foaf:homepage <http://plugin.org.uk/> ;
foaf:mbox <mailto:steve@plugin.org.uk> ;
] ;
doap:license <http://usefulinc.com/doap/licenses/gpl> ;
:documentation <http://plugin.org.uk/ladspa-swh/docs/ladspa-swh.html#diode> ;
:pluginProperty :hardRtCapable ;
:port [
a :InputPort, :ControlPort ;
:name "Mode (0 for none, 1 for half wave, 2 for full wave)" ;
:index 0 ;
:symbol "mode" ;
:minimum 0 ;
:maximum 3 ;
:default 0.0 ;
] ;
:port [
a :InputPort, :AudioPort ;
:name "Input" ;
:index 1 ;
:symbol "input" ;
] ;
:port [
a :OutputPort, :AudioPort ;
:name "Output" ;
:index 2 ;
:symbol "output" ;
] ;
swhext:callback [
swhext:event "run" ;
swhext:code """
unsigned long pos;
if (mode >= 0.0f && mode < 1.0f) {
for (pos = 0; pos < sample_count; pos++) {
output[pos] = ((1.0f-mode) * input[pos]) +
(mode * (input[pos] > 0.0f ? input[pos] : 0.0f));
}
} else if (mode >= 1.0f && mode < 2.0f) {
float fac = mode - 1.0f;
for (pos = 0; pos < sample_count; pos++) {
output[pos] =((1.0f-fac) * (input[pos] > 0 ?
input[pos] : 0.0)) + (fac * fabs(input[pos]));
}
} else if (mode >= 2) {
float fac = mode < 3 ? mode - 2 : 1.0;
for (pos = 0; pos < sample_count; pos++) {
output[pos] = (1.0-fac) * fabs(input[pos]);
}
} else {
for (pos = 0; pos < sample_count; pos++) {
output[pos] = input[pos];
}
}
""" ;
] ;
swhext:createdBy <http://plugin.org.uk/swh-plugins/toTurtle.xsl> .
|