diff options
Diffstat (limited to 'src/instance.c')
| -rw-r--r-- | src/instance.c | 176 |
1 files changed, 81 insertions, 95 deletions
diff --git a/src/instance.c b/src/instance.c index 42c13a2..379fe24 100644 --- a/src/instance.c +++ b/src/instance.c @@ -1,18 +1,5 @@ -/* - Copyright 2007-2019 David Robillard <http://drobilla.net> - - Permission to use, copy, modify, and/or distribute this software for any - purpose with or without fee is hereby granted, provided that the above - copyright notice and this permission notice appear in all copies. - - THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -*/ +// Copyright 2007-2019 David Robillard <d@drobilla.net> +// SPDX-License-Identifier: ISC #include "lilv_internal.h" @@ -27,90 +14,89 @@ #include <string.h> LilvInstance* -lilv_plugin_instantiate(const LilvPlugin* plugin, - double sample_rate, - const LV2_Feature*const* features) +lilv_plugin_instantiate(const LilvPlugin* plugin, + double sample_rate, + const LV2_Feature* const* features) { - lilv_plugin_load_if_necessary(plugin); - if (plugin->parse_errors) { - return NULL; - } - - LilvInstance* result = NULL; - const LilvNode* const lib_uri = lilv_plugin_get_library_uri(plugin); - const LilvNode* const bundle_uri = lilv_plugin_get_bundle_uri(plugin); - if (!lib_uri || !bundle_uri) { - return NULL; - } - - char* const bundle_path = lilv_file_uri_parse( - lilv_node_as_uri(bundle_uri), NULL); - - LilvLib* lib = lilv_lib_open(plugin->world, lib_uri, bundle_path, features); - if (!lib) { - serd_free(bundle_path); - return NULL; - } - - const LV2_Feature** local_features = NULL; - if (features == NULL) { - local_features = (const LV2_Feature**)malloc(sizeof(LV2_Feature*)); - local_features[0] = NULL; - } - - // Search for plugin by URI - for (uint32_t i = 0; true; ++i) { - const LV2_Descriptor* ld = lilv_lib_get_plugin(lib, i); - if (!ld) { - LILV_ERRORF("No plugin <%s> in <%s>\n", - lilv_node_as_uri(lilv_plugin_get_uri(plugin)), - lilv_node_as_uri(lib_uri)); - lilv_lib_close(lib); - break; // return NULL - } - - if (!strcmp(ld->URI, lilv_node_as_uri(lilv_plugin_get_uri(plugin)))) { - // Create LilvInstance to return - result = (LilvInstance*)malloc(sizeof(LilvInstance)); - result->lv2_descriptor = ld; - result->lv2_handle = ld->instantiate( - ld, sample_rate, bundle_path, - (features) ? features : local_features); - result->pimpl = lib; - break; - } - } - - free(local_features); - serd_free(bundle_path); - - if (result) { - if (result->lv2_handle == NULL) { - // Failed to instantiate - free(result); - lilv_lib_close(lib); - return NULL; - } - - // "Connect" all ports to NULL (catches bugs) - for (uint32_t i = 0; i < lilv_plugin_get_num_ports(plugin); ++i) { - result->lv2_descriptor->connect_port(result->lv2_handle, i, NULL); - } - } - - return result; + lilv_plugin_load_if_necessary(plugin); + if (plugin->parse_errors) { + return NULL; + } + + LilvInstance* result = NULL; + const LilvNode* const lib_uri = lilv_plugin_get_library_uri(plugin); + const LilvNode* const bundle_uri = lilv_plugin_get_bundle_uri(plugin); + if (!lib_uri || !bundle_uri) { + return NULL; + } + + char* const bundle_path = + lilv_file_uri_parse(lilv_node_as_uri(bundle_uri), NULL); + + LilvLib* lib = lilv_lib_open(plugin->world, lib_uri, bundle_path, features); + if (!lib) { + serd_free(bundle_path); + return NULL; + } + + const LV2_Feature** local_features = NULL; + if (features == NULL) { + local_features = (const LV2_Feature**)malloc(sizeof(LV2_Feature*)); + local_features[0] = NULL; + } + + // Search for plugin by URI + for (uint32_t i = 0; true; ++i) { + const LV2_Descriptor* ld = lilv_lib_get_plugin(lib, i); + if (!ld) { + LILV_ERRORF("No plugin <%s> in <%s>\n", + lilv_node_as_uri(lilv_plugin_get_uri(plugin)), + lilv_node_as_uri(lib_uri)); + lilv_lib_close(lib); + break; // return NULL + } + + if (!strcmp(ld->URI, lilv_node_as_uri(lilv_plugin_get_uri(plugin)))) { + // Create LilvInstance to return + result = (LilvInstance*)malloc(sizeof(LilvInstance)); + result->lv2_descriptor = ld; + result->lv2_handle = ld->instantiate( + ld, sample_rate, bundle_path, (features) ? features : local_features); + result->pimpl = lib; + break; + } + } + + free(local_features); + serd_free(bundle_path); + + if (result) { + if (result->lv2_handle == NULL) { + // Failed to instantiate + free(result); + lilv_lib_close(lib); + return NULL; + } + + // "Connect" all ports to NULL (catches bugs) + for (uint32_t i = 0; i < lilv_plugin_get_num_ports(plugin); ++i) { + result->lv2_descriptor->connect_port(result->lv2_handle, i, NULL); + } + } + + return result; } void lilv_instance_free(LilvInstance* instance) { - if (!instance) { - return; - } - - instance->lv2_descriptor->cleanup(instance->lv2_handle); - instance->lv2_descriptor = NULL; - lilv_lib_close((LilvLib*)instance->pimpl); - instance->pimpl = NULL; - free(instance); + if (!instance) { + return; + } + + instance->lv2_descriptor->cleanup(instance->lv2_handle); + instance->lv2_descriptor = NULL; + lilv_lib_close((LilvLib*)instance->pimpl); + instance->pimpl = NULL; + free(instance); } |