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author | David Robillard <d@drobilla.net> | 2018-09-22 20:38:01 +0200 |
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committer | David Robillard <d@drobilla.net> | 2018-09-22 20:38:58 +0200 |
commit | 4db67120efca2d4c200d2e1ba5cf3d7b97cab97e (patch) | |
tree | 793630dd2a17b78d805dc4bc5cd50fbdd0ace3bd /lv2/lv2plug.in/ns/ext/dynmanifest/dynmanifest.ttl | |
parent | 160ecb9601c9687a1093e124e936dcbd78aef43c (diff) | |
download | lv2-4db67120efca2d4c200d2e1ba5cf3d7b97cab97e.tar.xz |
Install standard headers to simpler include paths
Diffstat (limited to 'lv2/lv2plug.in/ns/ext/dynmanifest/dynmanifest.ttl')
-rw-r--r-- | lv2/lv2plug.in/ns/ext/dynmanifest/dynmanifest.ttl | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/lv2/lv2plug.in/ns/ext/dynmanifest/dynmanifest.ttl b/lv2/lv2plug.in/ns/ext/dynmanifest/dynmanifest.ttl deleted file mode 100644 index 63e0730..0000000 --- a/lv2/lv2plug.in/ns/ext/dynmanifest/dynmanifest.ttl +++ /dev/null @@ -1,85 +0,0 @@ -@prefix dman: <http://lv2plug.in/ns/ext/dynmanifest#> . -@prefix lv2: <http://lv2plug.in/ns/lv2core#> . -@prefix owl: <http://www.w3.org/2002/07/owl#> . -@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . -@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . -@prefix xsd: <http://www.w3.org/2001/XMLSchema#> . - -<http://lv2plug.in/ns/ext/dynmanifest> - a lv2:Specification ; - rdfs:seeAlso <dynmanifest.h> , - <lv2-dynmanifest.doap.ttl> ; - lv2:documentation """ -<p>The LV2 API, on its own, cannot be used to write plugin libraries where data -is dynamically generated at runtime (e.g. API wrappers), since LV2 requires -needed information to be provided in one or more static data (RDF) files. This -API addresses this limitation by extending the LV2 API.</p> - -<p>To detect that a plugin library implements a dynamic manifest generator, -the host checks its static manifest for a description like:</p> - -<pre class="turtle-code"> -<http://example.org/my-dynamic-manifest> - a dman:DynManifest ; - lv2:binary <mydynmanifest.so> . -</pre> - -<p>To load the data, the host loads the library -(e.g. <code>mydynmanifest.so</code>) as usual and fetches the dynamic Turtle -data from it using this API.</p> - -<p>The host is allowed to request regeneration of the dynamic manifest multiple -times, and the plugin library is expected to provide updated data if/when -possible. All data and references provided via this API before the last -regeneration of the dynamic manifest is to be considered invalid by the host, -including plugin descriptors whose URIs were discovered using this API.</p> - -<h3>Accessing Data</h3> - -<p>Whenever a host wants to access data using this API, it could:</p> - -<ol> -<li>Call lv2_dyn_manifest_open().</li> -<li>Create a FILE for functions to write data to (e.g. using tmpfile()).</li> -<li>Get a <q>list</q> of exposed subject URIs using - lv2_dyn_manifest_get_subjects().</li> -<li>Call lv2_dyn_manifest_get_data() for each URI of interest to - get the data related to that URI (which can be written to any FILE).</li> -<li>Call lv2_dyn_manifest_close().</li> -<li>Parse the content of the FILE(s).</li> -<li>Free/delete/unlink the FILE(s).</li> -</ol> - -<p>Each call to the above mentioned dynamic manifest functions MUST write a -complete, valid Turtle document (including all needed prefix definitions) to -the output FILE.</p> - -<p>Each call to lv2_dyn_manifest_open() causes the (re)generation of the -dynamic manifest data, and invalidates all data fetched before the call.</p> - -<p>In case the plugin library uses this same API to access other dynamic -manifests, it MUST implement some mechanism to avoid potentially endless loops -(such as A loads B, B loads A, etc.) and, in case such a loop is detected, the -operation MUST fail. For this purpose, use of a static boolean flag is -suggested.</p> - -<h3>Threading Rules</h3> - -<p>All of the functions defined by this specification belong to the Discovery -class.</p> -""" . - -dman:DynManifest - a rdfs:Class ; - rdfs:label "Dynamic Manifest" ; - rdfs:subClassOf [ - a owl:Restriction ; - owl:onProperty lv2:binary ; - owl:minCardinality 1 ; - rdfs:comment "A DynManifest MUST have at least 1 lv2:binary, which MUST implement all the functions defined in dynmanifest.h." - ] ; - rdfs:comment """The class which represents a dynamic manifest generator. - -There MUST NOT be any instances of dman:DynManifest in the generated manifest. - -All relative URIs in the generated data MUST be relative to the base path that would be used to parse a normal LV2 manifest (the bundle path).""" . |