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jack: Use latency of sink as buffer size

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This commit is contained in:
Wim Taymans 2017-10-16 18:12:20 +02:00
parent ce6b75cf63
commit 630dbd2c90
2 changed files with 27 additions and 4 deletions
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17
src/modules/module-jack.c
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@ -70,6 +70,8 @@ struct socket {
};
struct impl {
uint32_t prop_min_latency;
struct pw_core *core;
struct pw_type *t;
struct pw_module *module;
@ -1284,6 +1286,7 @@ static bool on_global(void *data, struct pw_global *global)
const char *str;
char *error;
struct pw_port *in_port, *out_port;
struct spa_props *props;
if (pw_global_get_type(global) != impl->t->node)
return true;
@ -1314,6 +1317,19 @@ static bool on_global(void *data, struct pw_global *global)
free(error);
return true;
}
if (spa_node_get_props(node->node, &props) == SPA_RESULT_OK) {
int min_latency = -1;
spa_props_parse(props,
":", impl->prop_min_latency, "?i", &min_latency, NULL);
if (min_latency != -1)
jack_engine_control_set_buffer_size(impl->server.engine_control, min_latency);
}
pw_log_debug("module-jack %p: using buffer_size %d", impl,
impl->server.engine_control->buffer_size);
pw_link_register(impl->sink_link, NULL, pw_module_get_global(impl->module));
return false;
@ -1487,6 +1503,7 @@ static bool module_init(struct pw_module *module, struct pw_properties *properti
impl->t = pw_core_get_type(core);
impl->module = module;
impl->properties = properties;
impl->prop_min_latency = spa_type_map_get_id(impl->t->map, SPA_TYPE_PROPS__minLatency);
spa_list_init(&impl->socket_list);
spa_list_init(&impl->client_list);