static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { struct userdata *u = userdata; pa_sink_input *si = NULL; pa_source_output *so = NULL; struct rule *r; char *name; pa_assert(c); pa_assert(u); if (t != (PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_NEW) && t != (PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE) && t != (PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_NEW) && t != (PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE)) return; if ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SINK_INPUT) { if (!(si = pa_idxset_get_by_index(c->sink_inputs, idx))) return; if (!si->client || !(name = client_name(si->client))) return; } else { pa_assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT); if (!(so = pa_idxset_get_by_index(c->source_outputs, idx))) return; if (!so->client || !(name = client_name(so->client))) return; } if ((r = pa_hashmap_get(u->hashmap, name))) { pa_xfree(name); if (si) { if (!r->volume_is_set || !pa_cvolume_equal(pa_sink_input_get_volume(si), &r->volume)) { pa_log_info("Saving volume for <%s>", r->name); r->volume = *pa_sink_input_get_volume(si); r->volume_is_set = TRUE; u->modified = TRUE; } if (!r->sink || strcmp(si->sink->name, r->sink) != 0) { pa_log_info("Saving sink for <%s>", r->name); pa_xfree(r->sink); r->sink = pa_xstrdup(si->sink->name); u->modified = TRUE; } } else { pa_assert(so); if (!r->source || strcmp(so->source->name, r->source) != 0) { pa_log_info("Saving source for <%s>", r->name); pa_xfree(r->source); r->source = pa_xstrdup(so->source->name); u->modified = TRUE; } } } else { pa_log_info("Creating new entry for <%s>", name); r = pa_xnew(struct rule, 1); r->name = name; if (si) { r->volume = *pa_sink_input_get_volume(si); r->volume_is_set = TRUE; r->sink = pa_xstrdup(si->sink->name); r->source = NULL; } else { pa_assert(so); r->volume_is_set = FALSE; r->sink = NULL; r->source = pa_xstrdup(so->source->name); } pa_hashmap_put(u->hashmap, r->name, r); u->modified = TRUE; } if (u->modified && !u->save_time_event) { struct timeval tv; pa_gettimeofday(&tv); tv.tv_sec += SAVE_INTERVAL; u->save_time_event = u->core->mainloop->time_new(u->core->mainloop, &tv, save_time_callback, u); } }
char *pa_sink_input_list_to_string(pa_core *c) { pa_strbuf *s; pa_sink_input *i; uint32_t idx = PA_IDXSET_INVALID; static const char* const state_table[] = { [PA_SINK_INPUT_RUNNING] = "RUNNING", [PA_SINK_INPUT_DRAINED] = "DRAINED", [PA_SINK_INPUT_CORKED] = "CORKED", [PA_SINK_INPUT_UNLINKED] = "UNLINKED" }; pa_assert(c); s = pa_strbuf_new(); pa_strbuf_printf(s, "%u sink input(s) available.\n", pa_idxset_size(c->sink_inputs)); for (i = pa_idxset_first(c->sink_inputs, &idx); i; i = pa_idxset_next(c->sink_inputs, &idx)) { char ss[PA_SAMPLE_SPEC_SNPRINT_MAX], cv[PA_CVOLUME_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX]; pa_assert(i->sink); pa_strbuf_printf( s, " index: %u\n" "\tname: <%s>\n" "\tdriver: <%s>\n" "\tflags: %s%s%s%s%s%s%s\n" "\tstate: %s\n" "\tsink: <%u> '%s'\n" "\tvolume: <%s>\n" "\tmute: <%i>\n" "\tlatency: <%0.0f usec>\n" "\tsample spec: <%s>\n" "\tchannel map: <%s>\n" "\tresample method: %s\n", i->index, i->name, i->driver, i->flags & PA_SINK_INPUT_VARIABLE_RATE ? "VARIABLE_RATE " : "", i->flags & PA_SINK_INPUT_DONT_MOVE ? "DONT_MOVE " : "", i->flags & PA_SINK_INPUT_NO_REMAP ? "NO_REMAP " : "", i->flags & PA_SINK_INPUT_NO_REMIX ? "NO_REMIX " : "", i->flags & PA_SINK_INPUT_FIX_FORMAT ? "FIX_FORMAT " : "", i->flags & PA_SINK_INPUT_FIX_RATE ? "FIX_RATE " : "", i->flags & PA_SINK_INPUT_FIX_CHANNELS ? "FIX_CHANNELS " : "", state_table[pa_sink_input_get_state(i)], i->sink->index, i->sink->name, pa_cvolume_snprint(cv, sizeof(cv), pa_sink_input_get_volume(i)), !!pa_sink_input_get_mute(i), (double) pa_sink_input_get_latency(i), pa_sample_spec_snprint(ss, sizeof(ss), &i->sample_spec), pa_channel_map_snprint(cm, sizeof(cm), &i->channel_map), pa_resample_method_to_string(pa_sink_input_get_resample_method(i))); if (i->module) pa_strbuf_printf(s, "\tmodule: <%u>\n", i->module->index); if (i->client) pa_strbuf_printf(s, "\tclient: <%u> '%s'\n", i->client->index, i->client->name); } return pa_strbuf_tostring_free(s); }
char *pa_sink_input_list_to_string(pa_core *c) { pa_strbuf *s; pa_sink_input *i; uint32_t idx = PA_IDXSET_INVALID; static const char* const state_table[] = { [PA_SINK_INPUT_INIT] = "INIT", [PA_SINK_INPUT_RUNNING] = "RUNNING", [PA_SINK_INPUT_DRAINED] = "DRAINED", [PA_SINK_INPUT_CORKED] = "CORKED", [PA_SINK_INPUT_UNLINKED] = "UNLINKED" }; pa_assert(c); s = pa_strbuf_new(); pa_strbuf_printf(s, "%u sink input(s) available.\n", pa_idxset_size(c->sink_inputs)); for (i = pa_idxset_first(c->sink_inputs, &idx); i; i = pa_idxset_next(c->sink_inputs, &idx)) { char ss[PA_SAMPLE_SPEC_SNPRINT_MAX], cvdb[PA_SW_CVOLUME_SNPRINT_DB_MAX], cv[PA_CVOLUME_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX], *t, clt[28]; pa_usec_t cl; const char *cmn; pa_cvolume v; char *volume_str = NULL; cmn = pa_channel_map_to_pretty_name(&i->channel_map); if ((cl = pa_sink_input_get_requested_latency(i)) == (pa_usec_t) -1) pa_snprintf(clt, sizeof(clt), "n/a"); else pa_snprintf(clt, sizeof(clt), "%0.2f ms", (double) cl / PA_USEC_PER_MSEC); pa_assert(i->sink); if (pa_sink_input_is_volume_readable(i)) { pa_sink_input_get_volume(i, &v, TRUE); volume_str = pa_sprintf_malloc("%s\n\t %s\n\t balance %0.2f", pa_cvolume_snprint(cv, sizeof(cv), &v), pa_sw_cvolume_snprint_dB(cvdb, sizeof(cvdb), &v), pa_cvolume_get_balance(&v, &i->channel_map)); } else volume_str = pa_xstrdup("n/a"); pa_strbuf_printf( s, " index: %u\n" "\tdriver: <%s>\n" "\tflags: %s%s%s%s%s%s%s%s%s%s%s\n" "\tstate: %s\n" "\tsink: %u <%s>\n" "\tvolume: %s\n" "\tmuted: %s\n" "\tcurrent latency: %0.2f ms\n" "\trequested latency: %s\n" "\tsample spec: %s\n" "\tchannel map: %s%s%s\n" "\tresample method: %s\n", i->index, i->driver, i->flags & PA_SINK_INPUT_VARIABLE_RATE ? "VARIABLE_RATE " : "", i->flags & PA_SINK_INPUT_DONT_MOVE ? "DONT_MOVE " : "", i->flags & PA_SINK_INPUT_START_CORKED ? "START_CORKED " : "", i->flags & PA_SINK_INPUT_NO_REMAP ? "NO_REMAP " : "", i->flags & PA_SINK_INPUT_NO_REMIX ? "NO_REMIX " : "", i->flags & PA_SINK_INPUT_FIX_FORMAT ? "FIX_FORMAT " : "", i->flags & PA_SINK_INPUT_FIX_RATE ? "FIX_RATE " : "", i->flags & PA_SINK_INPUT_FIX_CHANNELS ? "FIX_CHANNELS " : "", i->flags & PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND ? "DONT_INHIBIT_AUTO_SUSPEND " : "", i->flags & PA_SINK_INPUT_NO_CREATE_ON_SUSPEND ? "NO_CREATE_SUSPEND " : "", i->flags & PA_SINK_INPUT_KILL_ON_SUSPEND ? "KILL_ON_SUSPEND " : "", state_table[pa_sink_input_get_state(i)], i->sink->index, i->sink->name, volume_str, pa_yes_no(pa_sink_input_get_mute(i)), (double) pa_sink_input_get_latency(i, NULL) / PA_USEC_PER_MSEC, clt, pa_sample_spec_snprint(ss, sizeof(ss), &i->sample_spec), pa_channel_map_snprint(cm, sizeof(cm), &i->channel_map), cmn ? "\n\t " : "", cmn ? cmn : "", pa_resample_method_to_string(pa_sink_input_get_resample_method(i))); pa_xfree(volume_str); if (i->module) pa_strbuf_printf(s, "\tmodule: %u\n", i->module->index); if (i->client) pa_strbuf_printf(s, "\tclient: %u <%s>\n", i->client->index, pa_strnull(pa_proplist_gets(i->client->proplist, PA_PROP_APPLICATION_NAME))); t = pa_proplist_to_string_sep(i->proplist, "\n\t\t"); pa_strbuf_printf(s, "\tproperties:\n\t\t%s\n", t); pa_xfree(t); } return pa_strbuf_tostring_free(s); }