mirrors/pipewire
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pipewire/pipewire.git synced 2025-10-31 22:25:38 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

pipewire-pulse: add module-jackdbus-detect

Browse source
This commit is contained in:
Wim Taymans 2023-05-04 18:46:36 +02:00
parent 37210794d8
commit b13e9f7a8d
2 changed files with 195 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

1
src/modules/meson.build
View file

@ -302,6 +302,7 @@ pipewire_module_protocol_pulse_sources = [
'module-protocol-pulse/modules/module-always-sink.c',
'module-protocol-pulse/modules/module-combine-sink.c',
'module-protocol-pulse/modules/module-echo-cancel.c',
'module-protocol-pulse/modules/module-jackdbus-detect.c',
'module-protocol-pulse/modules/module-ladspa-sink.c',
'module-protocol-pulse/modules/module-ladspa-source.c',
'module-protocol-pulse/modules/module-loopback.c',

194
src/modules/module-protocol-pulse/modules/module-jackdbus-detect.c Normal file
View file

@ -0,0 +1,194 @@
/* PipeWire */
/* SPDX-FileCopyrightText: Copyright © 2021 Wim Taymans <wim.taymans@gmail.com> */
/* SPDX-License-Identifier: MIT */
#include <spa/utils/hook.h>
#include <pipewire/pipewire.h>
#include "../defs.h"
#include "../module.h"
#define NAME "jackdbus-detect"
PW_LOG_TOPIC_STATIC(mod_topic, "mod." NAME);
#define PW_LOG_TOPIC_DEFAULT mod_topic
struct module_jackdbus_detect_data {
struct module *module;
struct spa_hook mod_listener;
struct pw_impl_module *mod;
struct pw_properties *props;
struct pw_properties *sink_props;
struct pw_properties *source_props;
};
static void module_destroy(void *data)
{
struct module_jackdbus_detect_data *d = data;
spa_hook_remove(&d->mod_listener);
d->mod = NULL;
module_schedule_unload(d->module);
}
static const struct pw_impl_module_events module_events = {
PW_VERSION_IMPL_MODULE_EVENTS,
.destroy = module_destroy
};
static int module_jackdbus_detect_load(struct module *module)
{
struct module_jackdbus_detect_data *data = module->user_data;
FILE *f;
char *args;
size_t size;
pw_properties_setf(data->sink_props, "pulse.module.id",
"%u", module->index);
pw_properties_setf(data->source_props, "pulse.module.id",
"%u", module->index);
if ((f = open_memstream(&args, &size)) == NULL)
return -errno;
fprintf(f, "{");
pw_properties_serialize_dict(f, &data->props->dict, 0);
fprintf(f, " source.props = {");
pw_properties_serialize_dict(f, &data->source_props->dict, 0);
fprintf(f, " } sink.props = {");
pw_properties_serialize_dict(f, &data->sink_props->dict, 0);
fprintf(f, " } }");
fclose(f);
data->mod = pw_context_load_module(module->impl->context,
"libpipewire-module-jackdbus-detect",
args, NULL);
free(args);
if (data->mod == NULL)
return -errno;
pw_impl_module_add_listener(data->mod,
&data->mod_listener,
&module_events, data);
return 0;
}
static int module_jackdbus_detect_unload(struct module *module)
{
struct module_jackdbus_detect_data *d = module->user_data;
if (d->mod) {
spa_hook_remove(&d->mod_listener);
pw_impl_module_destroy(d->mod);
d->mod = NULL;
}
return 0;
}
static const struct spa_dict_item module_jackdbus_detect_info[] = {
{ PW_KEY_MODULE_AUTHOR, "Wim Taymans <wim.taymans@gmail.con>" },
{ PW_KEY_MODULE_DESCRIPTION, "Creates a JACK client when JACK is started" },
{ PW_KEY_MODULE_USAGE, "" },
{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
};
static int module_jackdbus_detect_prepare(struct module * const module)
{
struct module_jackdbus_detect_data * const data = module->user_data;
struct pw_properties * const props = module->props;
struct pw_properties *jack_props = NULL, *sink_props = NULL, *source_props = NULL;
struct spa_audio_info_raw info;
const char *str;
int res;
PW_LOG_TOPIC_INIT(mod_topic);
jack_props = pw_properties_new(NULL, NULL);
sink_props = pw_properties_new(NULL, NULL);
source_props = pw_properties_new(NULL, NULL);
if (jack_props == NULL || sink_props == NULL || source_props == NULL) {
res = -ENOMEM;
goto out;
}
if ((str = pw_properties_get(props, "channels")) != NULL) {
pw_properties_set(jack_props, PW_KEY_AUDIO_CHANNELS, str);
pw_properties_set(props, "channels", NULL);
}
if ((str = pw_properties_get(props, "connect")) != NULL) {
pw_properties_set(jack_props, "jack.connect",
module_args_parse_bool(str) ? "true" : "false");
}
if ((str = pw_properties_get(props, "sink_name")) != NULL) {
pw_properties_set(sink_props, PW_KEY_NODE_NAME, str);
pw_properties_set(props, "sink_name", NULL);
} else {
pw_properties_set(sink_props, PW_KEY_NODE_NAME, "jack_out");
}
if ((str = pw_properties_get(props, "sink_client_name")) != NULL) {
pw_properties_set(jack_props, "jack.client-name", str);
pw_properties_set(props, "sink_client_name", NULL);
}
spa_zero(info);
if ((res = module_args_to_audioinfo_keys(module->impl, props, NULL, NULL,
"sink_channels", "sink_channel_map", &info)) < 0) {
return res;
} else {
audioinfo_to_properties(&info, sink_props);
}
if ((str = pw_properties_get(props, "sink_properties")) != NULL) {
module_args_add_props(sink_props, str);
pw_properties_set(props, "sink_properties", NULL);
}
if ((str = pw_properties_get(props, "source_name")) != NULL) {
pw_properties_set(source_props, PW_KEY_NODE_NAME, str);
pw_properties_set(props, "source_name", NULL);
} else {
pw_properties_set(source_props, PW_KEY_NODE_NAME, "jack_in");
}
if ((str = pw_properties_get(props, "source_client_name")) != NULL) {
pw_properties_set(jack_props, "jack.client-name", str);
pw_properties_set(props, "source_client_name", NULL);
}
spa_zero(info);
if ((res = module_args_to_audioinfo_keys(module->impl, props, NULL, NULL,
"source_channels", "source_channel_map", &info)) < 0) {
return res;
} else {
audioinfo_to_properties(&info, source_props);
}
if ((str = pw_properties_get(props, "source_properties")) != NULL) {
module_args_add_props(source_props, str);
pw_properties_set(props, "source_properties", NULL);
}
data->module = module;
data->props = jack_props;
data->sink_props = sink_props;
data->source_props = source_props;
return 0;
out:
pw_properties_free(jack_props);
pw_properties_free(sink_props);
pw_properties_free(source_props);
return res;
}
DEFINE_MODULE_INFO(module_jackdbus_detect) = {
.name = "module-jackdbus-detect",
.load_once = false,
.prepare = module_jackdbus_detect_prepare,
.load = module_jackdbus_detect_load,
.unload = module_jackdbus_detect_unload,
.properties = &SPA_DICT_INIT_ARRAY(module_jackdbus_detect_info),
.data_size = sizeof(struct module_jackdbus_detect_data),
};