mirrors/pipewire
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pipewire/pipewire.git synced 2025-11-04 13:30:12 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

parametric-equalizer: add capture.props and playback.props

Browse source 
They first get merged with default values, but are otherwise similar to
those in filter-chain.
This commit is contained in:
Lương Việt Hoàng 2024-10-09 20:57:04 +07:00
parent d6a99db203
commit c3660d853c
1 changed files with 34 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

41
src/modules/module-parametric-equalizer.c
View file

@ -58,6 +58,8 @@
* - `audio.channels = <int>`: Number of audio channels, default 2
* - `audio.position = <str>`: Channel map, default "[FL, FR]"
* - `remote.name = <str>`: environment with remote name, default "pipewire-0"
* - `capture.props = {}`: properties passed to the input stream, default `{ media.class = "Audio/Sink", node.name = "effect_input.eq<number of nodes>" }`
* - `playback.props = {}`: properties passed to the output stream, default `{ node.passive = true, node.name = "effect_output.eq<number of nodes>" }`
*
* ## General options
*
@ -79,6 +81,12 @@
* #equalizer.description = "Parametric EQ Sink"
* #audio.channels = 2
* #audio.position = [FL, FR]
* #capture.props = {
* # node.name = "Parametric EQ input"
* #}
* #playback.props = {
* # node.name = "Parametric EQ output"
* #}
* }
* }
* ]
@ -100,7 +108,9 @@ PW_LOG_TOPIC_STATIC(mod_topic, "mod." NAME);
"( equalizer.filepath=<filepath> )" \
"( equalizer.description=<description> )" \
"( audio.channels=<number of channels> )" \
"( audio.position=<channel map>)"
"( audio.position=<channel map> )" \
"( capture.props=<properties> )" \
"( playback.props=<properties> )"
static const struct spa_dict_item module_props[] = {
{ PW_KEY_MODULE_AUTHOR, "Sanchayan Maity <sanchayan@asymptotic.io>" },
@ -176,6 +186,10 @@ void add_eq_node(FILE *f, struct eq_node_param *param, uint32_t eq_band_idx) {
}
void end_eq_node(struct impl *impl, FILE *f, uint32_t number_of_nodes) {
struct pw_properties *capture_props, *playback_props;
const uint32_t serialize_flags = PW_PROPERTIES_FLAG_NL | PW_PROPERTIES_FLAG_ENCLOSE | PW_PROPERTIES_FLAG_RECURSE;
const char* str = NULL;
fprintf(f, "]\n");
fprintf(f, "links = [\n");
@ -188,17 +202,26 @@ void end_eq_node(struct impl *impl, FILE *f, uint32_t number_of_nodes) {
fprintf(f, "audio.channels = %d\n", impl->channels);
fprintf(f, "audio.position = %s\n", impl->position);
fprintf(f, "capture.props = {\n");
fprintf(f, "node.name = \"effect_input.eq%d\"\n", number_of_nodes);
fprintf(f, "media.class = Audio/Sink\n");
fprintf(f, "}\n");
capture_props = pw_properties_new("media.class", "Audio/Sink", NULL, NULL);
pw_properties_setf(capture_props, "node.name", "effect_input.eq%d", number_of_nodes);
if((str = pw_properties_get(impl->props, "capture.props")) != NULL)
pw_properties_update_string(capture_props, str, strlen(str));
fprintf(f, "capture.props = ");
pw_properties_serialize_dict(f, &capture_props->dict, serialize_flags);
fprintf(f, "\n");
fprintf(f, "playback.props = {\n");
fprintf(f, "node.name = \"effect_output.eq%d\"\n", number_of_nodes);
fprintf(f, "node.passive = true\n");
fprintf(f, "}\n");
playback_props = pw_properties_new("node.passive", "true", NULL, NULL);
pw_properties_setf(playback_props, "node.name", "effect_output.eq%d", number_of_nodes);
if((str = pw_properties_get(impl->props, "playback.props")) != NULL)
pw_properties_update_string(playback_props, str, strlen(str));
fprintf(f, "playback.props = ");
pw_properties_serialize_dict(f, &playback_props->dict, serialize_flags);
fprintf(f, "\n");
fprintf(f, "}\n");
pw_properties_free(capture_props);
pw_properties_free(playback_props);
}
int32_t parse_eq_filter_file(struct impl *impl, FILE *f)