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-rw-r--r--plugins/eg-sampler.lv2/sampler.c4
-rw-r--r--plugins/eg-sampler.lv2/sampler.ttl14
-rw-r--r--plugins/eg-sampler.lv2/uris.h70
3 files changed, 50 insertions, 38 deletions
diff --git a/plugins/eg-sampler.lv2/sampler.c b/plugins/eg-sampler.lv2/sampler.c
index eb6b496..5bb4e54 100644
--- a/plugins/eg-sampler.lv2/sampler.c
+++ b/plugins/eg-sampler.lv2/sampler.c
@@ -423,7 +423,7 @@ save(LV2_Handle instance,
char* apath = map_path->abstract_path(map_path->handle, self->sample->path);
store(handle,
- self->uris.eg_file,
+ self->uris.eg_sample,
apath,
strlen(self->sample->path) + 1,
self->uris.atom_Path,
@@ -449,7 +449,7 @@ restore(LV2_Handle instance,
const void* value = retrieve(
handle,
- self->uris.eg_file,
+ self->uris.eg_sample,
&size, &type, &valflags);
if (value) {
diff --git a/plugins/eg-sampler.lv2/sampler.ttl b/plugins/eg-sampler.lv2/sampler.ttl
index 60bf901..446f5a3 100644
--- a/plugins/eg-sampler.lv2/sampler.ttl
+++ b/plugins/eg-sampler.lv2/sampler.ttl
@@ -19,11 +19,18 @@
@prefix doap: <http://usefulinc.com/ns/doap#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix lv2: <http://lv2plug.in/ns/lv2core#> .
+@prefix patch: <http://lv2plug.in/ns/ext/patch#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix state: <http://lv2plug.in/ns/ext/state#> .
@prefix ui: <http://lv2plug.in/ns/extensions/ui#> .
@prefix urid: <http://lv2plug.in/ns/ext/urid#> .
@prefix work: <http://lv2plug.in/ns/ext/worker#> .
+<http://lv2plug.in/plugins/eg-sampler#sample>
+ a lv2:Parameter ;
+ rdfs:label "sample" ;
+ rdfs:range atom:Path .
+
<http://lv2plug.in/plugins/eg-sampler>
a lv2:Plugin ;
doap:name "Example Sampler" ;
@@ -35,12 +42,14 @@
lv2:extensionData state:interface ,
work:interface ;
ui:ui <http://lv2plug.in/plugins/eg-sampler#ui> ;
+ patch:writable <http://lv2plug.in/plugins/eg-sampler#sample> ;
lv2:port [
a lv2:InputPort ,
atom:AtomPort ;
atom:bufferType atom:Sequence ;
atom:supports <http://lv2plug.in/ns/ext/midi#MidiEvent> ,
- <http://lv2plug.in/ns/ext/patch#Message> ;
+ patch:Message ;
+ lv2:designation lv2:control ;
lv2:index 0 ;
lv2:symbol "control" ;
lv2:name "Control"
@@ -48,7 +57,8 @@
a lv2:OutputPort ,
atom:AtomPort ;
atom:bufferType atom:Sequence ;
- atom:supports <http://lv2plug.in/ns/ext/patch#Message> ;
+ atom:supports patch:Message ;
+ lv2:designation lv2:control ;
lv2:index 1 ;
lv2:symbol "notify" ;
lv2:name "Notify"
diff --git a/plugins/eg-sampler.lv2/uris.h b/plugins/eg-sampler.lv2/uris.h
index 2efccf9..e2ec6d0 100644
--- a/plugins/eg-sampler.lv2/uris.h
+++ b/plugins/eg-sampler.lv2/uris.h
@@ -23,7 +23,7 @@
#include "lv2/lv2plug.in/ns/ext/state/state.h"
#define EG_SAMPLER_URI "http://lv2plug.in/plugins/eg-sampler"
-#define EG_SAMPLER__file EG_SAMPLER_URI "#file"
+#define EG_SAMPLER__sample EG_SAMPLER_URI "#sample"
#define EG_SAMPLER__applySample EG_SAMPLER_URI "#applySample"
#define EG_SAMPLER__freeSample EG_SAMPLER_URI "#freeSample"
@@ -32,13 +32,15 @@ typedef struct {
LV2_URID atom_Path;
LV2_URID atom_Resource;
LV2_URID atom_Sequence;
+ LV2_URID atom_URID;
LV2_URID atom_eventTransfer;
LV2_URID eg_applySample;
- LV2_URID eg_file;
+ LV2_URID eg_sample;
LV2_URID eg_freeSample;
LV2_URID midi_Event;
LV2_URID patch_Set;
- LV2_URID patch_body;
+ LV2_URID patch_property;
+ LV2_URID patch_value;
} SamplerURIs;
static inline void
@@ -48,13 +50,15 @@ map_sampler_uris(LV2_URID_Map* map, SamplerURIs* uris)
uris->atom_Path = map->map(map->handle, LV2_ATOM__Path);
uris->atom_Resource = map->map(map->handle, LV2_ATOM__Resource);
uris->atom_Sequence = map->map(map->handle, LV2_ATOM__Sequence);
+ uris->atom_URID = map->map(map->handle, LV2_ATOM__URID);
uris->atom_eventTransfer = map->map(map->handle, LV2_ATOM__eventTransfer);
uris->eg_applySample = map->map(map->handle, EG_SAMPLER__applySample);
- uris->eg_file = map->map(map->handle, EG_SAMPLER__file);
uris->eg_freeSample = map->map(map->handle, EG_SAMPLER__freeSample);
+ uris->eg_sample = map->map(map->handle, EG_SAMPLER__sample);
uris->midi_Event = map->map(map->handle, LV2_MIDI__MidiEvent);
uris->patch_Set = map->map(map->handle, LV2_PATCH__Set);
- uris->patch_body = map->map(map->handle, LV2_PATCH__body);
+ uris->patch_property = map->map(map->handle, LV2_PATCH__property);
+ uris->patch_value = map->map(map->handle, LV2_PATCH__value);
}
static inline bool
@@ -66,12 +70,10 @@ is_object_type(const SamplerURIs* uris, LV2_URID type)
/**
* Write a message like the following to @p forge:
- * [
+ * []
* a patch:Set ;
- * patch:body [
- * eg-sampler:file </home/me/foo.wav> ;
- * ] ;
- * ]
+ * patch:property eg:sample ;
+ * patch:value </home/me/foo.wav> .
*/
static inline LV2_Atom*
write_set_file(LV2_Atom_Forge* forge,
@@ -79,31 +81,26 @@ write_set_file(LV2_Atom_Forge* forge,
const char* filename,
const size_t filename_len)
{
- LV2_Atom_Forge_Frame set_frame;
+ LV2_Atom_Forge_Frame frame;
LV2_Atom* set = (LV2_Atom*)lv2_atom_forge_blank(
- forge, &set_frame, 1, uris->patch_Set);
+ forge, &frame, 1, uris->patch_Set);
- lv2_atom_forge_property_head(forge, uris->patch_body, 0);
- LV2_Atom_Forge_Frame body_frame;
- lv2_atom_forge_blank(forge, &body_frame, 2, 0);
-
- lv2_atom_forge_property_head(forge, uris->eg_file, 0);
+ lv2_atom_forge_property_head(forge, uris->patch_property, 0);
+ lv2_atom_forge_urid(forge, uris->eg_sample);
+ lv2_atom_forge_property_head(forge, uris->patch_value, 0);
lv2_atom_forge_path(forge, filename, filename_len);
- lv2_atom_forge_pop(forge, &body_frame);
- lv2_atom_forge_pop(forge, &set_frame);
+ lv2_atom_forge_pop(forge, &frame);
return set;
}
/**
* Get the file path from a message like:
- * [
+ * []
* a patch:Set ;
- * patch:body [
- * eg-sampler:file </home/me/foo.wav> ;
- * ] ;
- * ]
+ * patch:property eg:sample ;
+ * patch:value </home/me/foo.wav> .
*/
static inline const LV2_Atom*
read_set_file(const SamplerURIs* uris,
@@ -114,23 +111,28 @@ read_set_file(const SamplerURIs* uris,
return NULL;
}
- /* Get body of message. */
- const LV2_Atom_Object* body = NULL;
- lv2_atom_object_get(obj, uris->patch_body, &body, 0);
- if (!body) {
+ /* Get property URI. */
+ const LV2_Atom* property = NULL;
+ lv2_atom_object_get(obj, uris->patch_property, &property, 0);
+ if (!property) {
fprintf(stderr, "Malformed set message has no body.\n");
return NULL;
- }
- if (!is_object_type(uris, body->atom.type)) {
- fprintf(stderr, "Malformed set message has non-object body.\n");
+ } else if (property->type != uris->atom_URID) {
+ fprintf(stderr, "Malformed set message has non-URID property.\n");
+ return NULL;
+ } else if (((LV2_Atom_URID*)property)->body != uris->eg_sample) {
+ fprintf(stderr, "Set message for unknown property.\n");
return NULL;
}
- /* Get file path from body. */
+ /* Get value. */
const LV2_Atom* file_path = NULL;
- lv2_atom_object_get(body, uris->eg_file, &file_path, 0);
+ lv2_atom_object_get(obj, uris->patch_value, &file_path, 0);
if (!file_path) {
- fprintf(stderr, "Ignored set message with no file path.\n");
+ fprintf(stderr, "Malformed set message has no value.\n");
+ return NULL;
+ } else if (file_path->type != uris->atom_Path) {
+ fprintf(stderr, "Set message value is not a Path.\n");
return NULL;
}
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-18 01:24:03 +0000