From 83b5c7b86c23f1379d3a96ab4e70c41b032d8823 Mon Sep 17 00:00:00 2001 From: David Robillard Date: Sat, 11 Aug 2012 23:42:14 +0000 Subject: Add lv2bench utility. git-svn-id: http://svn.drobilla.net/lad/trunk/lilv@4660 a436a847-0d15-0410-975c-d299462d15a1 --- utils/lv2bench.c | 179 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 179 insertions(+) create mode 100644 utils/lv2bench.c (limited to 'utils/lv2bench.c') diff --git a/utils/lv2bench.c b/utils/lv2bench.c new file mode 100644 index 0000000..3335b3a --- /dev/null +++ b/utils/lv2bench.c @@ -0,0 +1,179 @@ +/* + Copyright 2012 David Robillard + + 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. +*/ + +#define _POSIX_C_SOURCE 199309L + +#include +#include +#include + +#include "lilv/lilv.h" + +#include "lilv_config.h" +#include "bench.h" +#include "uri_table.h" + +#define BLOCK_LENGTH 512 + +static LilvNode* lv2_AudioPort = NULL; +static LilvNode* lv2_CVPort = NULL; +static LilvNode* lv2_ControlPort = NULL; +static LilvNode* lv2_InputPort = NULL; +static LilvNode* lv2_OutputPort = NULL; +static LilvNode* urid_map = NULL; + +static void +print_version(void) +{ + printf( + "lv2bench (lilv) " LILV_VERSION "\n" + "Copyright 2012 David Robillard \n" + "License: \n" + "This is free software: you are free to change and redistribute it.\n" + "There is NO WARRANTY, to the extent permitted by law.\n"); +} + +static void +print_usage(void) +{ + printf("Usage: lv2bench\n"); + printf("Benchmark all installed and supported LV2 plugins.\n"); +} + +static double +bench(const LilvPlugin* p, uint32_t sample_count) +{ + float in[BLOCK_LENGTH]; + float out[BLOCK_LENGTH]; + + memset(in, 0, sizeof(in)); + memset(out, 0, sizeof(out)); + + URITable uri_table; + uri_table_init(&uri_table); + + LV2_URID_Map map = { &uri_table, uri_table_map }; + LV2_Feature map_feature = { LV2_URID_MAP_URI, &map }; + LV2_URID_Unmap unmap = { &uri_table, uri_table_unmap }; + LV2_Feature unmap_feature = { LV2_URID_UNMAP_URI, &unmap }; + const LV2_Feature* features[] = { &map_feature, &unmap_feature, NULL }; + + const char* uri = lilv_node_as_string(lilv_plugin_get_uri(p)); + LilvNodes* required = lilv_plugin_get_required_features(p); + LILV_FOREACH(nodes, i, required) { + const LilvNode* feature = lilv_nodes_get(required, i); + if (!lilv_node_equals(feature, urid_map)) { + fprintf(stderr, "<%s> requires feature <%s>, skipping\n", + uri, lilv_node_as_uri(feature)); + return 0.0; + } + } + + LilvInstance* instance = lilv_plugin_instantiate(p, 48000.0, features); + if (!instance) { + fprintf(stderr, "Failed to instantiate <%s>\n", + lilv_node_as_uri(lilv_plugin_get_uri(p))); + return 0.0; + } + + float* controls = (float*)calloc( + lilv_plugin_get_num_ports(p), sizeof(float)); + lilv_plugin_get_port_ranges_float(p, NULL, NULL, controls); + + const uint32_t n_ports = lilv_plugin_get_num_ports(p); + for (uint32_t index = 0; index < n_ports; ++index) { + const LilvPort* port = lilv_plugin_get_port_by_index(p, index); + if (lilv_port_is_a(p, port, lv2_ControlPort)) { + lilv_instance_connect_port(instance, index, &controls[index]); + } else if (lilv_port_is_a(p, port, lv2_AudioPort) || + lilv_port_is_a(p, port, lv2_CVPort)) { + if (lilv_port_is_a(p, port, lv2_InputPort)) { + lilv_instance_connect_port(instance, index, in); + } else if (lilv_port_is_a(p, port, lv2_OutputPort)) { + lilv_instance_connect_port(instance, index, out); + } else { + fprintf(stderr, "<%s> port %d neither input nor output, skipping\n", + uri, index); + lilv_instance_free(instance); + return 0.0; + } + } else { + fprintf(stderr, "<%s> port %d has unknown type, skipping\n", + uri, index); + lilv_instance_free(instance); + return 0.0; + } + } + + lilv_instance_activate(instance); + + struct timespec ts = bench_start(); + for (uint32_t i = 0; i < (sample_count / BLOCK_LENGTH); ++i) { + lilv_instance_run(instance, BLOCK_LENGTH); + } + const double elapsed = bench_end(&ts); + + lilv_instance_deactivate(instance); + lilv_instance_free(instance); + + uri_table_destroy(&uri_table); + + printf("%lf %s\n", elapsed, uri); + return elapsed; +} + +int +main(int argc, char** argv) +{ + for (int i = 1; i < argc; ++i) { + if (!strcmp(argv[i], "--version")) { + print_version(); + return 0; + } else if (!strcmp(argv[i], "--help")) { + print_usage(); + return 0; + } else { + print_usage(); + return 1; + } + } + + LilvWorld* world = lilv_world_new(); + lilv_world_load_all(world); + + lv2_AudioPort = lilv_new_uri(world, LV2_CORE__AudioPort); + lv2_CVPort = lilv_new_uri(world, LV2_CORE__CVPort); + lv2_ControlPort = lilv_new_uri(world, LV2_CORE__ControlPort); + lv2_InputPort = lilv_new_uri(world, LV2_CORE__InputPort); + lv2_OutputPort = lilv_new_uri(world, LV2_CORE__OutputPort); + urid_map = lilv_new_uri(world, LV2_URID__map); + + const LilvPlugins* plugins = lilv_world_get_all_plugins(world); + LILV_FOREACH(plugins, i, plugins) { + bench(lilv_plugins_get(plugins, i), 1 << 19); + } + + lilv_node_free(urid_map); + lilv_node_free(lv2_OutputPort); + lilv_node_free(lv2_InputPort); + lilv_node_free(lv2_ControlPort); + lilv_node_free(lv2_CVPort); + lilv_node_free(lv2_AudioPort); + + lilv_world_free(world); + + return 0; +} -- cgit v1.2.1