static void delete_object_property(struct pa_policy_object *object,
                                   const char *property)
{
    pa_proplist *proplist;

    if (object->ptr != NULL) {
        if ((proplist = get_object_proplist(object)) != NULL) {
            pa_proplist_unset(proplist, property);
            fire_object_property_changed_hook(object);
        }
    }
}
static pa_hook_result_t process(struct userdata *u, pa_object *o, pa_bool_t is_sink_input) {
    const char *want;
    pa_proplist *pl, *parent_pl;

    if (is_sink_input) {
        pl = PA_SINK_INPUT(o)->proplist;
        parent_pl = PA_SINK_INPUT(o)->sink->proplist;
    } else {
        pl = PA_SOURCE_OUTPUT(o)->proplist;
        parent_pl = PA_SOURCE_OUTPUT(o)->source->proplist;
    }

    /* If the stream already specifies what it must have, then let it be. */
    if (!pa_proplist_gets(pl, PA_PROP_FILTER_HEURISTICS) && pa_proplist_gets(pl, PA_PROP_FILTER_APPLY))
        return PA_HOOK_OK;

    /* On phone sinks, make sure we're not applying echo cancellation */
    if (pa_str_in_list_spaces(pa_proplist_gets(parent_pl, PA_PROP_DEVICE_INTENDED_ROLES), "phone")) {
        const char *apply = pa_proplist_gets(pl, PA_PROP_FILTER_APPLY);

        if (apply && pa_streq(apply, "echo-cancel")) {
            pa_proplist_unset(pl, PA_PROP_FILTER_APPLY);
            pa_proplist_unset(pl, PA_PROP_FILTER_HEURISTICS);
        }

        return PA_HOOK_OK;
    }

    want = pa_proplist_gets(pl, PA_PROP_FILTER_WANT);

    if (want) {
        /* There's a filter that we want, ask module-filter-apply to apply it, and remember that we're managing filter.apply */
        pa_proplist_sets(pl, PA_PROP_FILTER_APPLY, want);
        pa_proplist_sets(pl, PA_PROP_FILTER_HEURISTICS, "1");
    }

    return PA_HOOK_OK;
}
int pa_sink_input_ext_set_policy_group(struct pa_sink_input *sinp,
                                       const char *group)
{
    int ret;

    assert(sinp);

    if (group) 
        ret = pa_proplist_sets(sinp->proplist, PA_PROP_POLICY_GROUP, group);
    else
        ret = pa_proplist_unset(sinp->proplist, PA_PROP_POLICY_GROUP);

    return ret;
}
Exemple #4
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/* Called from main context */
void pa_source_output_set_name(pa_source_output *o, const char *name) {
    const char *old;
    pa_assert_ctl_context();
    pa_source_output_assert_ref(o);

    if (!name && !pa_proplist_contains(o->proplist, PA_PROP_MEDIA_NAME))
        return;

    old = pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME);

    if (old && name && !strcmp(old, name))
        return;

    if (name)
        pa_proplist_sets(o->proplist, PA_PROP_MEDIA_NAME, name);
    else
        pa_proplist_unset(o->proplist, PA_PROP_MEDIA_NAME);

    if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) {
        pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o);
        pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
    }
}