ardour/livetrax
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LV2: only load default state if plugin requires it

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This commit is contained in:
Robin Gareus 2022-11-08 11:27:22 +01:00
parent f8ea94e86c
commit 88ff1fa192
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 12 additions and 4 deletions
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16
libs/ardour/lv2_plugin.cc
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@ -203,6 +203,7 @@ public:
LilvNode* bufz_fixedBlockLength;
LilvNode* bufz_nominalBlockLength;
LilvNode* bufz_coarseBlockLength;
LilvNode* state_loadDefaultState;
#ifdef LV2_EXTENDED
LilvNode* lv2_noSampleAccurateCtrl;
@ -699,12 +700,17 @@ LV2Plugin::init(const void* c_plugin, samplecnt_t rate)
if (lilv_nodes_contains (optional_features, _world.inline_display_in_gui)) {
_inline_display_in_gui = true;
}
lilv_nodes_free(optional_features);
#endif
lilv_nodes_free(optional_features);
/* Snapshot default state -- http://lv2plug.in/ns/ext/state/#loadDefaultState */
LilvState* state = lilv_state_new_from_world(
_world.world, _uri_map.urid_map(), lilv_plugin_get_uri(_impl->plugin));
/* Snapshot default state -- https://lv2plug.in/ns/ext/state#loadDefaultState */
LilvState* state = NULL;
LilvNodes* required_features = lilv_plugin_get_required_features (plugin);
if (lilv_nodes_contains (required_features, _world.state_loadDefaultState)) {
state = lilv_state_new_from_world(_world.world, _uri_map.urid_map(), lilv_plugin_get_uri(_impl->plugin));
}
lilv_nodes_free (required_features);
const uint32_t num_ports = this->num_ports();
for (uint32_t i = 0; i < num_ports; ++i) {
@ -3422,6 +3428,7 @@ LV2World::LV2World()
bufz_fixedBlockLength = lilv_new_uri(world, LV2_BUF_SIZE__fixedBlockLength);
bufz_nominalBlockLength = lilv_new_uri(world, "http://lv2plug.in/ns/ext/buf-size#nominalBlockLength");
bufz_coarseBlockLength = lilv_new_uri(world, "http://lv2plug.in/ns/ext/buf-size#coarseBlockLength");
state_loadDefaultState = lilv_new_uri(world, LV2_STATE_PREFIX "loadDefaultState");
}
LV2World::~LV2World()
@ -3429,6 +3436,7 @@ LV2World::~LV2World()
if (!world) {
return;
}
lilv_node_free(state_loadDefaultState);
lilv_node_free(bufz_coarseBlockLength);
lilv_node_free(bufz_nominalBlockLength);
lilv_node_free(bufz_fixedBlockLength);