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authorDavid Robillard <d@drobilla.net>2010-10-18 20:53:06 +0000
committerDavid Robillard <d@drobilla.net>2010-10-18 20:53:06 +0000
commitd88d782e11be45b624e96b91b28be8041b59d69f (patch)
tree9ab5151343406ef626eddacf14b3a349f987ea9e
parentd5a5c242f5b459fdacfa06503a13900a75e8e3b9 (diff)
downloadlv2-d88d782e11be45b624e96b91b28be8041b59d69f.tar.xz
Add URI Unmap extension.
-rw-r--r--Doxyfile1
-rw-r--r--ext/uri-unmap.lv2/manifest.ttl6
-rw-r--r--ext/uri-unmap.lv2/uri-unmap.h78
-rw-r--r--ext/uri-unmap.lv2/uri-unmap.ttl49
4 files changed, 134 insertions, 0 deletions
diff --git a/Doxyfile b/Doxyfile
index 26b72bd..579b4d3 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -581,6 +581,7 @@ INPUT = \
ext/polymorphic-port.lv2/polymorphic-port.h \
ext/string-port.lv2/string-port.h \
ext/uri-map.lv2/uri-map.h \
+ ext/uri-unmap.lv2/uri-unmap.h \
extensions/ui.lv2/ui.h
# This tag can be used to specify the character encoding of the source files
diff --git a/ext/uri-unmap.lv2/manifest.ttl b/ext/uri-unmap.lv2/manifest.ttl
new file mode 100644
index 0000000..512db0c
--- /dev/null
+++ b/ext/uri-unmap.lv2/manifest.ttl
@@ -0,0 +1,6 @@
+@prefix lv2: <http://lv2plug.in/ns/lv2core#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+
+<http://lv2plug.in/ns/ext/uri-unmap>
+ a lv2:Specification ;
+ rdfs:seeAlso <uri-unmap.ttl> .
diff --git a/ext/uri-unmap.lv2/uri-unmap.h b/ext/uri-unmap.lv2/uri-unmap.h
new file mode 100644
index 0000000..315aa45
--- /dev/null
+++ b/ext/uri-unmap.lv2/uri-unmap.h
@@ -0,0 +1,78 @@
+/* lv2_uri_unmap.h - C header file for the LV2 URI Unmap extension.
+ *
+ * Copyright (C) 2010 David Robillard <http://drobilla.net>
+ *
+ * This header is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This header is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this header; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place, Suite 330, Boston, MA 01222-1307 USA
+ */
+
+/** @file
+ * C header for the LV2 URI Map extension <http://lv2plug.in/ns/ext/uri-unmap>.
+ */
+
+#ifndef LV2_URI_UNMAP_H
+#define LV2_URI_UNMAP_H
+
+#define LV2_URI_UNMAP_URI "http://lv2plug.in/ns/ext/uri-unmap"
+
+#include <stdint.h>
+
+
+/** Opaque pointer to host data. */
+typedef void* LV2_Uri_Unmap_Callback_Data;
+
+
+/** The data field of the LV2_Feature for the URI Unmap extension.
+ *
+ * To support this extension the host must pass an LV2_Feature struct to the
+ * plugin's instantiate method with URI "http://lv2plug.in/ns/ext/uri-unmap"
+ * and data pointed to an instance of this struct.
+ */
+typedef struct {
+
+ /** Opaque pointer to host data.
+ *
+ * The plugin MUST pass this to any call to functions in this struct.
+ * Otherwise, it must not be interpreted in any way.
+ */
+ LV2_Uri_Unmap_Callback_Data callback_data;
+
+ /** Get the numeric ID of a URI from the host.
+ *
+ * @param callback_data Must be the callback_data member of this struct.
+ * @param map The 'context' used to map this URI.
+ * @param id The URI ID to unmap.
+ * @return The string form of @a id, or NULL on error.
+ *
+ * The @a id MUST be a value previously returned from
+ * LV2_Uri_Map_Feature.uri_to_id.
+ *
+ * The returned string is owned by the host and MUST NOT be freed by
+ * the plugin or stored for a long period of time (e.g. across run
+ * invocations) without copying.
+ *
+ * This function is referentially transparent - any number of calls with
+ * the same arguments is guaranteed to return the same value over the life
+ * of a plugin instance (though the same ID may return different values
+ * with a different map parameter).
+ */
+ const char* (*id_to_uri)(LV2_Uri_Unmap_Callback_Data callback_data,
+ const char* map,
+ uint32_t id);
+
+} LV2_Uri_Unmap_Feature;
+
+
+#endif /* LV2_URI_UNMAP_H */
+
diff --git a/ext/uri-unmap.lv2/uri-unmap.ttl b/ext/uri-unmap.lv2/uri-unmap.ttl
new file mode 100644
index 0000000..3e0e74b
--- /dev/null
+++ b/ext/uri-unmap.lv2/uri-unmap.ttl
@@ -0,0 +1,49 @@
+# LV2 URI Unmap Extension
+# Copyright (C) 2010 David Robillard <d@drobilla.net>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+# OTHER DEALINGS IN THE SOFTWARE.
+
+@prefix unmap: <http://lv2plug.in/ns/ext/uri-unmap#> .
+@prefix lv2: <http://lv2plug.in/ns/lv2core#> .
+@prefix lv2ev: <http://lv2plug.in/ns/ext/event#> .
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix doap: <http://usefulinc.com/ns/doap#> .
+@prefix foaf: <http://xmlns.com/foaf/0.1/> .
+
+<http://lv2plug.in/ns/ext/uri-unmap> a lv2:Specification ;
+ doap:license <http://usefulinc.com/doap/licenses/mit> ;
+ doap:name "LV2 URI Unmap" ;
+ doap:release [
+ doap:revision "1" ;
+ doap:created "2008-04-16"
+ ] ;
+ doap:maintainer [
+ a foaf:Person ;
+ foaf:name "David Robillard" ;
+ foaf:homepage <http://drobilla.net/> ;
+ rdfs:seeAlso <http://drobilla.net/drobilla.xrdf>
+ ] ;
+ rdfs:comment """
+This extension is the opposite of the <a href="http://lv2plug.in/ns/ext/uri-map"
+>LV2 URI Map</a> extension. It allows the host to pass an id_to_uri function
+to the plugin which can be used for unmapping an integer (previously mapped using
+the URI map extension's uri_to_id) back to a string.
+""" .
+