From d88d782e11be45b624e96b91b28be8041b59d69f Mon Sep 17 00:00:00 2001 From: David Robillard Date: Mon, 18 Oct 2010 20:53:06 +0000 Subject: Add URI Unmap extension. --- ext/uri-unmap.lv2/manifest.ttl | 6 ++++ ext/uri-unmap.lv2/uri-unmap.h | 78 +++++++++++++++++++++++++++++++++++++++++ ext/uri-unmap.lv2/uri-unmap.ttl | 49 ++++++++++++++++++++++++++ 3 files changed, 133 insertions(+) create mode 100644 ext/uri-unmap.lv2/manifest.ttl create mode 100644 ext/uri-unmap.lv2/uri-unmap.h create mode 100644 ext/uri-unmap.lv2/uri-unmap.ttl (limited to 'ext') 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: . +@prefix rdfs: . + + + a lv2:Specification ; + rdfs:seeAlso . 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 + * + * 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 . + */ + +#ifndef LV2_URI_UNMAP_H +#define LV2_URI_UNMAP_H + +#define LV2_URI_UNMAP_URI "http://lv2plug.in/ns/ext/uri-unmap" + +#include + + +/** 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 +# +# 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: . +@prefix lv2: . +@prefix lv2ev: . +@prefix rdf: . +@prefix rdfs: . +@prefix doap: . +@prefix foaf: . + + a lv2:Specification ; + doap:license ; + 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 ; + rdfs:seeAlso + ] ; + rdfs:comment """ +This extension is the opposite of the LV2 URI Map 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. +""" . + -- cgit v1.2.1