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-rw-r--r--examples/plugins/Amp-onefile-slv2.lv2/Makefile10
-rw-r--r--examples/plugins/Amp-onefile-slv2.lv2/amp.c108
-rw-r--r--examples/plugins/Amp-onefile-slv2.lv2/manifest.ttl58
-rw-r--r--src/pluginlist.c44
4 files changed, 199 insertions, 21 deletions
diff --git a/examples/plugins/Amp-onefile-slv2.lv2/Makefile b/examples/plugins/Amp-onefile-slv2.lv2/Makefile
new file mode 100644
index 0000000..eb7dfe1
--- /dev/null
+++ b/examples/plugins/Amp-onefile-slv2.lv2/Makefile
@@ -0,0 +1,10 @@
+CFLAGS = -Wall -I../../../include -fPIC -g -O0
+
+all: amp.so
+
+amp.so: amp.o
+ $(LD) amp.o -o amp.so -shared
+ rm amp.o
+
+clean:
+ rm *.o amp.so
diff --git a/examples/plugins/Amp-onefile-slv2.lv2/amp.c b/examples/plugins/Amp-onefile-slv2.lv2/amp.c
new file mode 100644
index 0000000..d52e8f4
--- /dev/null
+++ b/examples/plugins/Amp-onefile-slv2.lv2/amp.c
@@ -0,0 +1,108 @@
+#include <stdlib.h>
+#include <string.h>
+
+#include <math.h>
+
+#include "lv2.h"
+
+#ifdef WIN32
+#define SYMBOL_EXPORT __declspec(dllexport)
+#else
+#define SYMBOL_EXPORT
+#endif
+
+#define AMP_URI "http://codeson.net/plugins/amponefile"
+#define AMP_GAIN 0
+#define AMP_INPUT 1
+#define AMP_OUTPUT 2
+
+static LV2_Descriptor *ampDescriptor = NULL;
+
+typedef struct {
+ float *gain;
+ float *input;
+ float *output;
+} Amp;
+
+
+static void
+cleanupAmp(LV2_Handle instance) {
+ free(instance);
+}
+
+
+static void
+connectPortAmp(LV2_Handle instance, uint32_t port,
+ void *data) {
+ Amp *plugin = (Amp *)instance;
+
+ switch (port) {
+ case AMP_GAIN:
+ plugin->gain = data;
+ break;
+ case AMP_INPUT:
+ plugin->input = data;
+ break;
+ case AMP_OUTPUT:
+ plugin->output = data;
+ break;
+ }
+}
+
+
+static LV2_Handle
+instantiateAmp(const LV2_Descriptor *descriptor,
+ uint32_t s_rate, const char *path , const LV2_Host_Feature **features) {
+ Amp *plugin_data = (Amp *)malloc(sizeof(Amp));
+
+ return (LV2_Handle)plugin_data;
+}
+
+
+#define DB_CO(g) ((g) > -90.0f ? powf(10.0f, (g) * 0.05f) : 0.0f)
+
+static void
+runAmp(LV2_Handle instance, uint32_t sample_count) {
+ Amp *plugin_data = (Amp *)instance;
+
+ const float gain = *(plugin_data->gain);
+ const float * const input = plugin_data->input;
+ float * const output = plugin_data->output;
+
+ uint32_t pos;
+ float coef = DB_CO(gain);
+
+ for (pos = 0; pos < sample_count; pos++) {
+ output[pos] = input[pos] * coef;
+ }
+}
+
+
+static void
+init() {
+ ampDescriptor =
+ (LV2_Descriptor *)malloc(sizeof(LV2_Descriptor));
+
+ ampDescriptor->URI = AMP_URI;
+ ampDescriptor->activate = NULL;
+ ampDescriptor->cleanup = cleanupAmp;
+ ampDescriptor->connect_port = connectPortAmp;
+ ampDescriptor->deactivate = NULL;
+ ampDescriptor->instantiate = instantiateAmp;
+ ampDescriptor->run = runAmp;
+}
+
+
+SYMBOL_EXPORT
+const LV2_Descriptor*
+lv2_descriptor(uint32_t index) {
+ if (!ampDescriptor) init();
+
+ switch (index) {
+ case 0:
+ return ampDescriptor;
+ default:
+ return NULL;
+ }
+}
+
diff --git a/examples/plugins/Amp-onefile-slv2.lv2/manifest.ttl b/examples/plugins/Amp-onefile-slv2.lv2/manifest.ttl
new file mode 100644
index 0000000..8113dec
--- /dev/null
+++ b/examples/plugins/Amp-onefile-slv2.lv2/manifest.ttl
@@ -0,0 +1,58 @@
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix lv2: <http://lv2plug.in/ontology#> .
+@prefix foaf: <http://xmlns.com/foaf/0.1/> .
+@prefix doap: <http://usefulinc.com/ns/doap#> .
+
+<http://codeson.net/plugins/amponefile> a lv2:Plugin ;
+ lv2:binary <amp.so> ;
+ a lv2:AmplifierPlugin ;
+ doap:maintainer [
+ foaf:name "Dave Robillard";
+ foaf:homepage <http://codeson.net/> ;
+ foaf:mbox <mailto:drobilla@connect.carleton.ca>
+ ] ;
+ doap:name "Simple Amplifier" ;
+ doap:name "Einfacher Verst¿¿rker"@de ;
+ doap:licence <http://usefulinc.com/doap/licenses/gpl> ;
+
+ lv2:property lv2:hardRTCapable ;
+
+ lv2:port [
+ a lv2:ControlRateInputPort ;
+ lv2:datatype lv2:float ;
+ lv2:index 0 ;
+ lv2:symbol "gain" ;
+ lv2:name "Gain" ;
+ lv2:name "Gewinn"@de ;
+ lv2:default [ rdf:value 0.0 ] ;
+ lv2:minimum [ rdf:value -90.0 ] ;
+ lv2:maximum [ rdf:value 24.0 ] ;
+ lv2:scalePoint [
+ rdfs:label "+5" ;
+ rdf:value 5.0
+ ] , [
+ rdfs:label "Unity" ;
+ rdf:value 1.0
+ ] , [
+ rdfs:label "-5" ;
+ rdf:value -5.0
+ ] , [
+ rdfs:label "-10" ;
+ rdf:value -10.0
+ ]
+ ] , [
+ a lv2:AudioRateInputPort ;
+ lv2:datatype lv2:float ;
+ lv2:index 1 ;
+ lv2:symbol "in" ;
+ lv2:name "Input"
+ ] , [
+ a lv2:AudioRateOutputPort ;
+ lv2:datatype lv2:float ;
+ lv2:index 2 ;
+ lv2:symbol "out" ;
+ lv2:name "Output"
+ ]
+.
+
diff --git a/src/pluginlist.c b/src/pluginlist.c
index 8c5ba11..6818cf5 100644
--- a/src/pluginlist.c
+++ b/src/pluginlist.c
@@ -75,54 +75,56 @@ slv2_list_load_all(SLV2List list)
/* This is the parser for manifest.ttl */
void
slv2_list_load_bundle(SLV2List list,
- const char* bundle_base_uri)
+ const char* bundle_base_url)
{
- unsigned char* manifest_uri = malloc(
- (strlen((char*)bundle_base_uri) + strlen("manifest.ttl") + 2) * sizeof(unsigned char));
- memcpy(manifest_uri, bundle_base_uri, strlen((char*)bundle_base_uri)+1 * sizeof(unsigned char));
- if (bundle_base_uri[strlen(bundle_base_uri)-1] == '/')
- strcat((char*)manifest_uri, "manifest.ttl");
+ unsigned char* manifest_url = malloc(
+ (strlen((char*)bundle_base_url) + strlen("manifest.ttl") + 2) * sizeof(unsigned char));
+ memcpy(manifest_url, bundle_base_url, strlen((char*)bundle_base_url)+1 * sizeof(unsigned char));
+ if (bundle_base_url[strlen(bundle_base_url)-1] == '/')
+ strcat((char*)manifest_url, "manifest.ttl");
else
- strcat((char*)manifest_uri, "/manifest.ttl");
+ strcat((char*)manifest_url, "/manifest.ttl");
rasqal_init();
rasqal_query_results *results;
- raptor_uri *base_uri = raptor_new_uri(manifest_uri);
- rasqal_query *rq = rasqal_new_query("sparql", (unsigned char*)base_uri);
+ raptor_uri *base_url = raptor_new_uri(manifest_url);
+ rasqal_query *rq = rasqal_new_query("sparql", (unsigned char*)base_url);
char* query_string =
"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> \n"
"PREFIX : <http://lv2plug.in/ontology#> \n\n"
"SELECT DISTINCT $plugin_uri $data_url $lib_url FROM <> WHERE { \n"
- "$plugin_uri :binary $lib_url ; \n"
- " rdfs:seeAlso $data_url . \n"
+ "$plugin_uri :binary $lib_url . \n"
+ "OPTIONAL { $plugin_uri rdfs:seeAlso $data_url } \n"
"} \n";
//printf("%s\n\n", query_string);
- rasqal_query_prepare(rq, (unsigned char*)query_string, base_uri);
+ rasqal_query_prepare(rq, (unsigned char*)query_string, base_url);
results = rasqal_query_execute(rq);
while (!rasqal_query_results_finished(results)) {
// Create a new plugin
struct _Plugin* new_plugin = malloc(sizeof(struct _Plugin));
- new_plugin->bundle_url = strdup(bundle_base_uri);
+ new_plugin->bundle_url = strdup(bundle_base_url);
rasqal_literal* literal = NULL;
literal = rasqal_query_results_get_binding_value_by_name(results, (const unsigned char*)"plugin_uri");
- if (literal)
- new_plugin->plugin_uri = strdup((const char*)rasqal_literal_as_string(literal));
+ assert(literal);
+ new_plugin->plugin_uri = strdup((const char*)rasqal_literal_as_string(literal));
+
+ literal = rasqal_query_results_get_binding_value_by_name(results, (const unsigned char*)"lib_url");
+ assert(literal);
+ new_plugin->lib_url = strdup((const char*)rasqal_literal_as_string(literal));
literal = rasqal_query_results_get_binding_value_by_name(results, (const unsigned char*)"data_url");
if (literal)
new_plugin->data_url = strdup((const char*)rasqal_literal_as_string(literal));
-
- literal = rasqal_query_results_get_binding_value_by_name(results, (const unsigned char*)"lib_url");
- if (literal)
- new_plugin->lib_url = strdup((const char*)rasqal_literal_as_string(literal));
+ else
+ new_plugin->data_url = strdup((const char*)manifest_url);
/* Add the plugin if it's valid */
if (new_plugin->lib_url && new_plugin->data_url && new_plugin->plugin_uri
@@ -142,11 +144,11 @@ slv2_list_load_bundle(SLV2List list,
if (results) {
rasqal_free_query_results(results);
//rasqal_free_query(rq); // FIXME: crashes? leak?
- raptor_free_uri(base_uri); // FIXME: leak?
+ raptor_free_uri(base_url);
}
rasqal_finish();
- free(manifest_uri);
+ free(manifest_url);
}