mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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121 lines
3.3 KiB
C
121 lines
3.3 KiB
C
/* PipeWire
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* Copyright © 2016 Axis Communications <dev-gstreamer@axis.com>
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* @author Linus Svensson <linus.svensson@axis.com>
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* Copyright © 2018 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <errno.h>
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#include <getopt.h>
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#include <limits.h>
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#include <pipewire/core.h>
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#include <pipewire/keys.h>
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#include <pipewire/log.h>
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#include <pipewire/module.h>
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#include <pipewire/utils.h>
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#include "spa-monitor.h"
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#include "spa-node.h"
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static const struct spa_dict_item module_props[] = {
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{ PW_KEY_MODULE_AUTHOR, "Wim Taymans <wim.taymans@gmail.com>" },
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{ PW_KEY_MODULE_DESCRIPTION, "Load and manage an SPA node" },
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{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
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};
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struct node_data {
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struct pw_node *this;
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struct pw_core *core;
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struct pw_properties *properties;
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struct spa_hook module_listener;
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};
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static void module_destroy(void *_data)
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{
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struct node_data *data = _data;
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pw_node_destroy(data->this);
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}
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static const struct pw_module_events module_events = {
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PW_VERSION_MODULE_EVENTS,
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.destroy = module_destroy,
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};
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SPA_EXPORT
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int pipewire__module_init(struct pw_module *module, const char *args)
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{
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struct pw_properties *props = NULL;
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char **argv;
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int n_tokens;
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struct pw_core *core = pw_module_get_core(module);
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struct pw_node *node;
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struct node_data *data;
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if (args == NULL)
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goto wrong_arguments;
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argv = pw_split_strv(args, " \t", 4, &n_tokens);
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if (n_tokens < 3)
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goto not_enough_arguments;
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if (n_tokens == 4) {
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props = pw_properties_new_string(argv[3]);
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if (props == NULL)
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return -ENOMEM;
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}
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node = pw_spa_node_load(core,
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NULL,
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pw_module_get_global(module),
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argv[0], argv[1], argv[2],
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PW_SPA_NODE_FLAG_ACTIVATE,
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props,
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sizeof(struct node_data));
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pw_free_strv(argv);
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if (node == NULL)
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return -ENOMEM;
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data = pw_spa_node_get_user_data(node);
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data->this = node;
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data->core = core;
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data->properties = props;
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pw_log_debug("module %p: new", module);
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pw_module_add_listener(module, &data->module_listener, &module_events, data);
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pw_module_update_properties(module, &SPA_DICT_INIT_ARRAY(module_props));
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return 0;
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not_enough_arguments:
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pw_free_strv(argv);
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wrong_arguments:
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pw_log_error("usage: module-spa-node <plugin> <factory> <name> [key=value ...]");
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return -EINVAL;
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}
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