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Diffstat (limited to 'lv2/resize-port.lv2/resize-port.meta.ttl')
| -rw-r--r-- | lv2/resize-port.lv2/resize-port.meta.ttl | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/lv2/resize-port.lv2/resize-port.meta.ttl b/lv2/resize-port.lv2/resize-port.meta.ttl new file mode 100644 index 0000000..d44620c --- /dev/null +++ b/lv2/resize-port.lv2/resize-port.meta.ttl @@ -0,0 +1,74 @@ +@prefix dcs: <http://ontologi.es/doap-changeset#> . +@prefix doap: <http://usefulinc.com/ns/doap#> . +@prefix foaf: <http://xmlns.com/foaf/0.1/> . +@prefix lv2: <http://lv2plug.in/ns/lv2core#> . +@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . +@prefix rsz: <http://lv2plug.in/ns/ext/resize-port#> . + +<http://lv2plug.in/ns/ext/resize-port> + a doap:Project ; + doap:name "LV2 Resize Port" ; + doap:shortdesc "Dynamically sized LV2 port buffers." ; + doap:created "2007-00-00" ; + doap:developer <http://drobilla.net/drobilla#me> ; + doap:release [ + doap:revision "1.0" ; + doap:created "2012-04-17" ; + doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ; + dcs:blame <http://drobilla.net/drobilla#me> ; + dcs:changeset [ + dcs:item [ + rdfs:label "Initial release." + ] + ] + ] ; + lv2:documentation """ + +This extension defines a feature, rsz:resize, which allows plugins to +dynamically resize their output port buffers. + +In addition to the dynamic feature, there are properties which describe the +space required for a particular port buffer which can be used statically in +data files. + +"""^^lv2:Markdown . + +rsz:resize + lv2:documentation """ + +A feature to resize output port buffers in LV2_Plugin_Descriptor::run(). + +To support this feature, the host must pass an LV2_Feature to the plugin's +instantiate method with URI LV2_RESIZE_PORT__resize and a pointer to a +LV2_Resize_Port_Resize structure. This structure provides a resize_port +function which plugins may use to resize output port buffers as necessary. + +"""^^lv2:Markdown . + +rsz:asLargeAs + lv2:documentation """ + +Indicates that a port requires at least as much buffer space as the port with +the given symbol on the same plugin instance. This may be used for any ports, +but is generally most useful to indicate an output port must be at least as +large as some input port (because it will copy from it). If a port is +asLargeAs several ports, it is asLargeAs the largest such port (not the sum of +those ports' sizes). + +The host guarantees that whenever an ObjectPort's run method is called, any +output `O` that is rsz:asLargeAs an input `I` is connected to a buffer large +enough to copy `I`, or `NULL` if the port is lv2:connectionOptional. + +"""^^lv2:Markdown . + +rsz:minimumSize + lv2:documentation """ + +Indicates that a port requires a buffer at least this large, in bytes. Any +host that supports the resize-port feature MUST connect any port with a +minimumSize specified to a buffer at least as large as the value given for this +property. Any host, especially those that do NOT support dynamic port +resizing, SHOULD do so or reduced functionality may result. + +"""^^lv2:Markdown . + |