static void master_source_state_subscribe_cb(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) {
struct userdata *u = userdata;
pa_assert(c);
pa_assert(u);
if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE)
return;
if (!u->master_source)
return;
if (u->master_source != pa_idxset_get_by_index(c->sources, idx))
return;
if (pa_source_get_state(u->master_source) == u->previous_master_source_state)
return;
u->previous_master_source_state = pa_source_get_state(u->master_source);
if (u->previous_master_source_state == PA_SOURCE_SUSPENDED) {
meego_algorithm_hook_fire(u->hooks[HOOK_SOURCE_RESET], NULL);
pa_log_debug("VOICE_HOOK_SOURCE_RESET fired");
voice_aep_ear_ref_loop_reset(u);
}
}
/* Called from main thread */
static void source_output_moving_cb(pa_source_output *o, pa_source *dest) {
struct userdata *u;
char *input_description;
const char *n;
if (!dest)
return;
pa_source_output_assert_ref(o);
pa_assert_ctl_context();
pa_assert_se(u = o->userdata);
input_description = pa_sprintf_malloc("Loopback of %s",
pa_strnull(pa_proplist_gets(dest->proplist, PA_PROP_DEVICE_DESCRIPTION)));
pa_sink_input_set_property(u->sink_input, PA_PROP_MEDIA_NAME, input_description);
pa_xfree(input_description);
if ((n = pa_proplist_gets(dest->proplist, PA_PROP_DEVICE_ICON_NAME)))
pa_sink_input_set_property(u->sink_input, PA_PROP_DEVICE_ICON_NAME, n);
if (pa_source_get_state(dest) == PA_SOURCE_SUSPENDED)
pa_sink_input_cork(u->sink_input, true);
else
pa_sink_input_cork(u->sink_input, false);
update_adjust_timer(u);
}
static pa_hook_result_t device_state_changed_hook_cb(pa_core *c, pa_object *o, struct userdata *u) {
struct device_info *d;
pa_assert(c);
pa_object_assert_ref(o);
pa_assert(u);
if (!(d = pa_hashmap_get(u->device_infos, o)))
return PA_HOOK_OK;
if (pa_sink_isinstance(o)) {
pa_sink *s = PA_SINK(o);
pa_sink_state_t state = pa_sink_get_state(s);
if (pa_sink_check_suspend(s) <= 0)
if (PA_SINK_IS_OPENED(state))
restart(d);
} else if (pa_source_isinstance(o)) {
pa_source *s = PA_SOURCE(o);
pa_source_state_t state = pa_source_get_state(s);
if (pa_source_check_suspend(s) <= 0)
if (PA_SOURCE_IS_OPENED(state))
restart(d);
}
return PA_HOOK_OK;
}
/* Called from main thread */
static void source_output_moving_cb(pa_source_output *o, pa_source *dest) {
pa_proplist *p;
const char *n;
struct userdata *u;
if (!dest)
return;
pa_source_output_assert_ref(o);
pa_assert_ctl_context();
pa_assert_se(u = o->userdata);
p = pa_proplist_new();
pa_proplist_setf(p, PA_PROP_MEDIA_NAME, "Loopback of %s", pa_strnull(pa_proplist_gets(dest->proplist, PA_PROP_DEVICE_DESCRIPTION)));
if ((n = pa_proplist_gets(dest->proplist, PA_PROP_DEVICE_ICON_NAME)))
pa_proplist_sets(p, PA_PROP_MEDIA_ICON_NAME, n);
pa_sink_input_update_proplist(u->sink_input, PA_UPDATE_REPLACE, p);
pa_proplist_free(p);
if (pa_source_get_state(dest) == PA_SOURCE_SUSPENDED)
pa_sink_input_cork(u->sink_input, true);
else
pa_sink_input_cork(u->sink_input, false);
update_adjust_timer(u);
}
void pa_core_maybe_vacuum(pa_core *c) {
pa_assert(c);
if (pa_idxset_isempty(c->sink_inputs) && pa_idxset_isempty(c->source_outputs)) {
pa_log_debug("Hmm, no streams around, trying to vacuum.");
} else {
pa_sink *si;
pa_source *so;
uint32_t idx;
idx = 0;
PA_IDXSET_FOREACH(si, c->sinks, idx)
if (pa_sink_get_state(si) != PA_SINK_SUSPENDED)
return;
idx = 0;
PA_IDXSET_FOREACH(so, c->sources, idx)
if (pa_source_get_state(so) != PA_SOURCE_SUSPENDED)
return;
pa_log_info("All sinks and sources are suspended, vacuuming memory");
}
pa_mempool_vacuum(c->mempool);
if (c->rw_mempool)
pa_mempool_vacuum(c->rw_mempool);
}
/* Called from main context */
static void source_get_mute_cb(pa_source *s) {
struct userdata *u;
pa_source_assert_ref(s);
pa_assert_se(u = s->userdata);
if (!PA_SOURCE_IS_LINKED(pa_source_get_state(s)) ||
!PA_SOURCE_OUTPUT_IS_LINKED(pa_source_output_get_state(u->source_output)))
return;
/* FIXME, no volume control in source_output, get the info from the master */
pa_source_get_mute(u->source_output->source, TRUE);
}
/* Generic source state change logic. Used by raw_source and voice_source */
int voice_source_set_state(pa_source *s, pa_source *other, pa_source_state_t state) {
struct userdata *u;
pa_source_assert_ref(s);
pa_assert_se(u = s->userdata);
if (!other) {
pa_log_debug("other source not initialized or freed");
return 0;
}
pa_source_assert_ref(other);
if (u->hw_source_output) {
if (pa_source_output_get_state(u->hw_source_output) == PA_SOURCE_OUTPUT_RUNNING) {
if (state == PA_SOURCE_SUSPENDED &&
pa_source_get_state(other) == PA_SOURCE_SUSPENDED &&
pa_atomic_load(&u->cmt_connection.ul_state) != CMT_UL_ACTIVE) {
pa_source_output_cork(u->hw_source_output, TRUE);
pa_log_debug("hw_source_output corked");
}
}
else if (pa_source_output_get_state(u->hw_source_output) == PA_SOURCE_OUTPUT_CORKED) {
if (PA_SOURCE_IS_OPENED(state) ||
PA_SOURCE_IS_OPENED(pa_source_get_state(other)) ||
pa_atomic_load(&u->cmt_connection.ul_state) == CMT_UL_ACTIVE) {
pa_source_output_cork(u->hw_source_output, FALSE);
pa_log_debug("hw_source_output uncorked");
}
}
}
if (pa_atomic_load(&u->cmt_connection.ul_state) != CMT_UL_ACTIVE &&
!PA_SOURCE_IS_OPENED(pa_source_get_state(u->voip_source)))
{
voice_aep_ear_ref_loop_reset(u);
}
return 0;
}
static void source_get_volume_cb(pa_source *s) {
struct userdata *u;
pa_source_assert_ref(s);
pa_assert_se(u = s->userdata);
if (!PA_SOURCE_IS_LINKED(pa_source_get_state(s)) ||
!PA_SOURCE_OUTPUT_IS_LINKED(pa_source_output_get_state(u->source_output)))
return;
/* FIXME, no volume control in source_output, get the info from the master */
pa_source_get_volume(u->source_output->source, TRUE);
if (pa_cvolume_equal(&s->volume,&u->source_output->source->volume))
/* no change */
return;
s->volume = u->source_output->source->volume;
pa_source_set_soft_volume(s, NULL);
}
int pa__init(pa_module *m) {
pa_modargs *ma = NULL;
struct userdata *u;
pa_sink *sink = NULL;
pa_sink_input_new_data sink_input_data;
pa_bool_t sink_dont_move;
pa_source *source = NULL;
pa_source_output_new_data source_output_data;
pa_bool_t source_dont_move;
uint32_t latency_msec;
pa_sample_spec ss;
pa_channel_map map;
bool format_set = false;
bool rate_set = false;
bool channels_set = false;
pa_memchunk silence;
uint32_t adjust_time_sec;
const char *n;
pa_bool_t remix = TRUE;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments");
goto fail;
}
n = pa_modargs_get_value(ma, "source", NULL);
if (n && !(source = pa_namereg_get(m->core, n, PA_NAMEREG_SOURCE))) {
pa_log("No such source.");
goto fail;
}
n = pa_modargs_get_value(ma, "sink", NULL);
if (n && !(sink = pa_namereg_get(m->core, n, PA_NAMEREG_SINK))) {
pa_log("No such sink.");
goto fail;
}
if (pa_modargs_get_value_boolean(ma, "remix", &remix) < 0) {
pa_log("Invalid boolean remix parameter");
goto fail;
}
if (sink) {
ss = sink->sample_spec;
map = sink->channel_map;
format_set = true;
rate_set = true;
channels_set = true;
} else if (source) {
ss = source->sample_spec;
map = source->channel_map;
format_set = true;
rate_set = true;
channels_set = true;
} else {
/* FIXME: Dummy stream format, needed because pa_sink_input_new()
* requires valid sample spec and channel map even when all the FIX_*
* stream flags are specified. pa_sink_input_new() should be changed
* to ignore the sample spec and channel map when the FIX_* flags are
* present. */
ss.format = PA_SAMPLE_U8;
ss.rate = 8000;
ss.channels = 1;
map.channels = 1;
map.map[0] = PA_CHANNEL_POSITION_MONO;
}
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
goto fail;
}
if (pa_modargs_get_value(ma, "format", NULL))
format_set = true;
if (pa_modargs_get_value(ma, "rate", NULL))
rate_set = true;
if (pa_modargs_get_value(ma, "channels", NULL) || pa_modargs_get_value(ma, "channel_map", NULL))
channels_set = true;
latency_msec = DEFAULT_LATENCY_MSEC;
if (pa_modargs_get_value_u32(ma, "latency_msec", &latency_msec) < 0 || latency_msec < 1 || latency_msec > 2000) {
pa_log("Invalid latency specification");
goto fail;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
u->latency = (pa_usec_t) latency_msec * PA_USEC_PER_MSEC;
adjust_time_sec = DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC;
if (pa_modargs_get_value_u32(ma, "adjust_time", &adjust_time_sec) < 0) {
pa_log("Failed to parse adjust_time value");
goto fail;
}
if (adjust_time_sec != DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC)
u->adjust_time = adjust_time_sec * PA_USEC_PER_SEC;
else
u->adjust_time = DEFAULT_ADJUST_TIME_USEC;
pa_sink_input_new_data_init(&sink_input_data);
sink_input_data.driver = __FILE__;
sink_input_data.module = m;
if (sink)
pa_sink_input_new_data_set_sink(&sink_input_data, sink, FALSE);
if (pa_modargs_get_proplist(ma, "sink_input_properties", sink_input_data.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Failed to parse the sink_input_properties value.");
pa_sink_input_new_data_done(&sink_input_data);
goto fail;
}
if (!pa_proplist_contains(sink_input_data.proplist, PA_PROP_MEDIA_ROLE))
pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "abstract");
pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss);
pa_sink_input_new_data_set_channel_map(&sink_input_data, &map);
sink_input_data.flags = PA_SINK_INPUT_VARIABLE_RATE | PA_SINK_INPUT_START_CORKED;
if (!remix)
sink_input_data.flags |= PA_SINK_INPUT_NO_REMIX;
if (!format_set)
sink_input_data.flags |= PA_SINK_INPUT_FIX_FORMAT;
if (!rate_set)
sink_input_data.flags |= PA_SINK_INPUT_FIX_RATE;
if (!channels_set)
sink_input_data.flags |= PA_SINK_INPUT_FIX_CHANNELS;
sink_dont_move = FALSE;
if (pa_modargs_get_value_boolean(ma, "sink_dont_move", &sink_dont_move) < 0) {
pa_log("sink_dont_move= expects a boolean argument.");
goto fail;
}
if (sink_dont_move)
sink_input_data.flags |= PA_SINK_INPUT_DONT_MOVE;
pa_sink_input_new(&u->sink_input, m->core, &sink_input_data);
pa_sink_input_new_data_done(&sink_input_data);
if (!u->sink_input)
goto fail;
/* If format, rate or channels were originally unset, they are set now
* after the pa_sink_input_new() call. */
ss = u->sink_input->sample_spec;
map = u->sink_input->channel_map;
u->sink_input->parent.process_msg = sink_input_process_msg_cb;
u->sink_input->pop = sink_input_pop_cb;
u->sink_input->process_rewind = sink_input_process_rewind_cb;
u->sink_input->kill = sink_input_kill_cb;
u->sink_input->state_change = sink_input_state_change_cb;
u->sink_input->attach = sink_input_attach_cb;
u->sink_input->detach = sink_input_detach_cb;
u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
u->sink_input->update_max_request = sink_input_update_max_request_cb;
u->sink_input->may_move_to = sink_input_may_move_to_cb;
u->sink_input->moving = sink_input_moving_cb;
u->sink_input->suspend = sink_input_suspend_cb;
u->sink_input->userdata = u;
pa_sink_input_set_requested_latency(u->sink_input, u->latency/3);
pa_source_output_new_data_init(&source_output_data);
source_output_data.driver = __FILE__;
source_output_data.module = m;
if (source)
pa_source_output_new_data_set_source(&source_output_data, source, FALSE);
if (pa_modargs_get_proplist(ma, "source_output_properties", source_output_data.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Failed to parse the source_output_properties value.");
pa_source_output_new_data_done(&source_output_data);
goto fail;
}
if (!pa_proplist_contains(source_output_data.proplist, PA_PROP_MEDIA_ROLE))
pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "abstract");
pa_source_output_new_data_set_sample_spec(&source_output_data, &ss);
pa_source_output_new_data_set_channel_map(&source_output_data, &map);
source_output_data.flags = PA_SOURCE_OUTPUT_START_CORKED;
if (!remix)
source_output_data.flags |= PA_SOURCE_OUTPUT_NO_REMIX;
source_dont_move = FALSE;
if (pa_modargs_get_value_boolean(ma, "source_dont_move", &source_dont_move) < 0) {
pa_log("source_dont_move= expects a boolean argument.");
goto fail;
}
if (source_dont_move)
source_output_data.flags |= PA_SOURCE_OUTPUT_DONT_MOVE;
pa_source_output_new(&u->source_output, m->core, &source_output_data);
pa_source_output_new_data_done(&source_output_data);
if (!u->source_output)
goto fail;
u->source_output->parent.process_msg = source_output_process_msg_cb;
u->source_output->push = source_output_push_cb;
u->source_output->process_rewind = source_output_process_rewind_cb;
u->source_output->kill = source_output_kill_cb;
u->source_output->attach = source_output_attach_cb;
u->source_output->detach = source_output_detach_cb;
u->source_output->state_change = source_output_state_change_cb;
u->source_output->may_move_to = source_output_may_move_to_cb;
u->source_output->moving = source_output_moving_cb;
u->source_output->suspend = source_output_suspend_cb;
u->source_output->userdata = u;
pa_source_output_set_requested_latency(u->source_output, u->latency/3);
pa_sink_input_get_silence(u->sink_input, &silence);
u->memblockq = pa_memblockq_new(
"module-loopback memblockq",
0, /* idx */
MEMBLOCKQ_MAXLENGTH, /* maxlength */
MEMBLOCKQ_MAXLENGTH, /* tlength */
&ss, /* sample_spec */
0, /* prebuf */
0, /* minreq */
0, /* maxrewind */
&silence); /* silence frame */
pa_memblock_unref(silence.memblock);
u->asyncmsgq = pa_asyncmsgq_new(0);
if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_NAME))
pa_proplist_setf(u->source_output->proplist, PA_PROP_MEDIA_NAME, "Loopback to %s",
pa_strnull(pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_DESCRIPTION)));
if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME)
&& (n = pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_ICON_NAME)))
pa_proplist_sets(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME, n);
if (!pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_NAME))
pa_proplist_setf(u->sink_input->proplist, PA_PROP_MEDIA_NAME, "Loopback from %s",
pa_strnull(pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_DESCRIPTION)));
if (source && !pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME)
&& (n = pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_ICON_NAME)))
pa_proplist_sets(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME, n);
pa_sink_input_put(u->sink_input);
pa_source_output_put(u->source_output);
if (pa_source_get_state(u->source_output->source) != PA_SOURCE_SUSPENDED)
pa_sink_input_cork(u->sink_input, FALSE);
if (pa_sink_get_state(u->sink_input->sink) != PA_SINK_SUSPENDED)
pa_source_output_cork(u->source_output, FALSE);
update_adjust_timer(u);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}
char *pa_source_list_to_string(pa_core *c) {
pa_strbuf *s;
pa_source *source;
uint32_t idx = PA_IDXSET_INVALID;
static const char* const state_table[] = {
[PA_SOURCE_RUNNING] = "RUNNING",
[PA_SOURCE_SUSPENDED] = "SUSPENDED",
[PA_SOURCE_IDLE] = "IDLE",
[PA_SOURCE_UNLINKED] = "UNLINKED"
};
pa_assert(c);
s = pa_strbuf_new();
pa_strbuf_printf(s, "%u source(s) available.\n", pa_idxset_size(c->sources));
for (source = pa_idxset_first(c->sources, &idx); source; source = pa_idxset_next(c->sources, &idx)) {
char ss[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX], cv[PA_CVOLUME_SNPRINT_MAX];
pa_strbuf_printf(
s,
" %c index: %u\n"
"\tname: <%s>\n"
"\tdriver: <%s>\n"
"\tflags: %s%s%s%s\n"
"\tstate: %s\n"
"\tvolume: <%s>\n"
"\tmute: <%u>\n"
"\tlatency: <%0.0f usec>\n"
"\tsample spec: <%s>\n"
"\tchannel map: <%s>\n"
"\tused by: <%u>\n"
"\tlinked by: <%u>\n",
c->default_source_name && !strcmp(source->name, c->default_source_name) ? '*' : ' ',
source->index,
source->name,
source->driver,
source->flags & PA_SOURCE_HW_VOLUME_CTRL ? "HW_VOLUME_CTRL " : "",
source->flags & PA_SOURCE_LATENCY ? "LATENCY " : "",
source->flags & PA_SOURCE_HARDWARE ? "HARDWARE " : "",
source->flags & PA_SOURCE_NETWORK ? "NETWORK " : "",
state_table[pa_source_get_state(source)],
pa_cvolume_snprint(cv, sizeof(cv), pa_source_get_volume(source)),
!!pa_source_get_mute(source),
(double) pa_source_get_latency(source),
pa_sample_spec_snprint(ss, sizeof(ss), &source->sample_spec),
pa_channel_map_snprint(cm, sizeof(cm), &source->channel_map),
pa_source_used_by(source),
pa_source_linked_by(source));
if (source->monitor_of)
pa_strbuf_printf(s, "\tmonitor_of: <%u>\n", source->monitor_of->index);
if (source->module)
pa_strbuf_printf(s, "\tmodule: <%u>\n", source->module->index);
if (source->description)
pa_strbuf_printf(s, "\tdescription: <%s>\n", source->description);
}
return pa_strbuf_tostring_free(s);
}
int pa__init(pa_module*m) {
pa_modargs *ma = NULL;
struct userdata *u;
const char *master_sink_name;
const char *master_source_name;
const char *raw_sink_name;
const char *raw_source_name;
const char *voice_sink_name;
const char *voice_source_name;
const char *max_hw_frag_size_str;
int max_hw_frag_size = 3840;
pa_sink *master_sink;
pa_source *master_source;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments");
goto fail;
}
master_sink_name = pa_modargs_get_value(ma, "master_sink", NULL);
master_source_name = pa_modargs_get_value(ma, "master_source", NULL);
raw_sink_name = pa_modargs_get_value(ma, "raw_sink_name", "sink.voice.raw");
raw_source_name = pa_modargs_get_value(ma, "raw_source_name", "source.voice.raw");
voice_sink_name = pa_modargs_get_value(ma, "voice_sink_name", "sink.voice");
voice_source_name = pa_modargs_get_value(ma, "voice_source_name", "source.voice");
max_hw_frag_size_str = pa_modargs_get_value(ma, "max_hw_frag_size", "3840");
pa_log_debug("Got arguments: master_sink=\"%s\" master_source=\"%s\" "
"raw_sink_name=\"%s\" raw_source_name=\"%s\" max_hw_frag_size=\"%s\".",
master_sink_name, master_source_name,
raw_sink_name, raw_source_name,
max_hw_frag_size_str);
if (!(master_sink = pa_namereg_get(m->core, master_sink_name, PA_NAMEREG_SINK))) {
pa_log("Master sink \"%s\" not found", master_sink_name);
goto fail;
}
if (!(master_source = pa_namereg_get(m->core, master_source_name, PA_NAMEREG_SOURCE))) {
pa_log("Master source \"%s\" not found", master_source_name);
goto fail;
}
if (master_sink->sample_spec.format != master_source->sample_spec.format &&
master_sink->sample_spec.rate != master_source->sample_spec.rate &&
master_sink->sample_spec.channels != master_source->sample_spec.channels) {
pa_log("Master source and sink must have same sample spec");
goto fail;
}
if (pa_atoi(max_hw_frag_size_str, &max_hw_frag_size) < 0 ||
max_hw_frag_size < 960 ||
max_hw_frag_size > 128*960) {
pa_log("Bad value for max_hw_frag_size: %s", max_hw_frag_size_str);
goto fail;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->modargs = ma;
u->core = m->core;
u->module = m;
u->master_sink = master_sink;
u->master_source = master_source;
set_hooks(u);
u->mainloop_handler = voice_mainloop_handler_new(u);
u->ul_timing_advance = 500; // = 500 micro seconds, seems to be a good default value
pa_channel_map_init_mono(&u->mono_map);
pa_channel_map_init_stereo(&u->stereo_map);
u->hw_sample_spec.format = PA_SAMPLE_S16NE;
u->hw_sample_spec.rate = VOICE_SAMPLE_RATE_HW_HZ;
u->hw_sample_spec.channels = 2;
u->hw_mono_sample_spec.format = PA_SAMPLE_S16NE;
u->hw_mono_sample_spec.rate = VOICE_SAMPLE_RATE_HW_HZ;
u->hw_mono_sample_spec.channels = 1;
u->aep_sample_spec.format = PA_SAMPLE_S16NE;
u->aep_sample_spec.rate = VOICE_SAMPLE_RATE_AEP_HZ;
u->aep_sample_spec.channels = 1;
pa_channel_map_init_mono(&u->aep_channel_map);
// The result is rounded down incorrectly thus +1
u->aep_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_AEP_USECS+1, &u->aep_sample_spec);
u->aep_hw_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_AEP_USECS+1, &u->hw_sample_spec);
u->hw_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_MASTER_USECS+1, &u->hw_sample_spec);
u->hw_fragment_size_max = max_hw_frag_size;
if (0 != (u->hw_fragment_size_max % u->hw_fragment_size))
u->hw_fragment_size_max += u->hw_fragment_size - (u->hw_fragment_size_max % u->hw_fragment_size);
u->aep_hw_mono_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_AEP_USECS+1, &u->hw_mono_sample_spec);
u->hw_mono_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_MASTER_USECS+1, &u->hw_mono_sample_spec);
u->voice_ul_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_CMT_USECS+1, &u->aep_sample_spec);
pa_silence_memchunk_get(&u->core->silence_cache,
u->core->mempool,
&u->aep_silence_memchunk,
& u->aep_sample_spec,
u->aep_fragment_size);
voice_memchunk_pool_load(u);
if (voice_init_raw_sink(u, raw_sink_name))
goto fail;
u->call_state_tracker = pa_call_state_tracker_get(m->core);
pa_atomic_store(&u->mixer_state, PROP_MIXER_TUNING_PRI);
pa_call_state_tracker_set_active(u->call_state_tracker, FALSE);
u->alt_mixer_compensation = PA_VOLUME_NORM;
if (voice_init_hw_sink_input(u))
goto fail;
/* This must be set before calling pa_sink_put(), because pa_sink_put() has
* assertion
* "!(s->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER) || s->flat_sink_input".
*/
u->raw_sink->flat_sink_input = u->hw_sink_input;
/* This must be called before calling voice_init_voip_sink(), because
* pa_sink_input_new() has assertion
* "PA_SINK_IS_LINKED(pa_sink_get_state(data->sink))". */
pa_sink_put(u->raw_sink);
/* This must be called before calling voice_init_aep_sink_input(), because
* the flat volume logic will otherwise mess up the aep sink input's volume
* when pa_sink_input_put(u->hw_sink_input) is called. */
pa_sink_input_put(u->hw_sink_input);
if (voice_init_voip_sink(u, voice_sink_name))
goto fail;
if (voice_init_aep_sink_input(u))
goto fail;
u->sink_temp_buff = pa_xmalloc(2*u->hw_fragment_size_max);
u->sink_temp_buff_len = 2*u->hw_fragment_size_max;
if (voice_init_raw_source(u, raw_source_name))
goto fail;
pa_source_put(u->raw_source);
if (voice_init_voip_source(u, voice_source_name))
goto fail;
pa_source_put(u->voip_source);
if (voice_init_hw_source_output(u))
goto fail;
/* TODO: Guess we should use max_hw_frag_size here */
u->hw_source_memblockq = // 8 * 5ms = 40ms
pa_memblockq_new(0, 2*u->hw_fragment_size_max, 0, pa_frame_size(&u->hw_sample_spec), 0, 0, 0, NULL);
u->ul_memblockq =
pa_memblockq_new(0, 2*u->voice_ul_fragment_size, 0, pa_frame_size(&u->aep_sample_spec), 0, 0, 0, NULL);
u->dl_sideinfo_queue = pa_queue_new();
u->ul_deadline = 0;
u->linear_q15_master_volume_L = INT16_MAX;
u->linear_q15_master_volume_R = INT16_MAX;
voice_aep_ear_ref_init(u);
if (voice_convert_init(u))
goto fail;
/* IHF mode is the default and this initialization is consistent with it. */
u->active_mic_channel = MIC_CH0;
meego_parameter_request_updates("voice", (pa_hook_cb_t)voice_parameter_cb, PA_HOOK_NORMAL, FALSE, u);
meego_parameter_request_updates("alsa", (pa_hook_cb_t)alsa_parameter_cb, PA_HOOK_NORMAL, FALSE, u);
meego_parameter_request_updates("aep", (pa_hook_cb_t)aep_parameter_cb, PA_HOOK_LATE, FALSE, u);
/* aep-s-i */
/* voip-sink ---\ hw-sink-input */
/* > optimized mix -------------> master-sink */
/* | */
/* raw-sink */
/* */
/* voip-src <--- hw-source-output */
/* < mux <------------- master-src */
/* raw-src <--- */
u->voip_sink->flat_sink_input = u->aep_sink_input;
pa_sink_put(u->voip_sink);
pa_source_output_put(u->hw_source_output);
pa_sink_input_put(u->aep_sink_input);
u->sink_subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK | PA_SUBSCRIPTION_MASK_SINK_INPUT, master_sink_volume_subscribe_cb, u);
u->previous_master_source_state = pa_source_get_state(u->master_source);
u->source_change_subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SOURCE, master_source_state_subscribe_cb, u);
return 0;
fail:
pa__done(m);
return -1;
}
/* Called from main context */
int pa_source_output_new(
pa_source_output**_o,
pa_core *core,
pa_source_output_new_data *data) {
pa_source_output *o;
pa_resampler *resampler = NULL;
char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
int r;
char *pt;
pa_assert(_o);
pa_assert(core);
pa_assert(data);
pa_assert_ctl_context();
if (data->client)
pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist);
if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], data)) < 0)
return r;
pa_return_val_if_fail(!data->driver || pa_utf8_valid(data->driver), -PA_ERR_INVALID);
if (!data->source) {
data->source = pa_namereg_get(core, NULL, PA_NAMEREG_SOURCE);
data->save_source = FALSE;
}
pa_return_val_if_fail(data->source, -PA_ERR_NOENTITY);
pa_return_val_if_fail(PA_SOURCE_IS_LINKED(pa_source_get_state(data->source)), -PA_ERR_BADSTATE);
pa_return_val_if_fail(!data->direct_on_input || data->direct_on_input->sink == data->source->monitor_of, -PA_ERR_INVALID);
if (!data->sample_spec_is_set)
data->sample_spec = data->source->sample_spec;
pa_return_val_if_fail(pa_sample_spec_valid(&data->sample_spec), -PA_ERR_INVALID);
if (!data->channel_map_is_set) {
if (pa_channel_map_compatible(&data->source->channel_map, &data->sample_spec))
data->channel_map = data->source->channel_map;
else
pa_channel_map_init_extend(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
}
pa_return_val_if_fail(pa_channel_map_valid(&data->channel_map), -PA_ERR_INVALID);
pa_return_val_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec), -PA_ERR_INVALID);
if (data->flags & PA_SOURCE_OUTPUT_FIX_FORMAT)
data->sample_spec.format = data->source->sample_spec.format;
if (data->flags & PA_SOURCE_OUTPUT_FIX_RATE)
data->sample_spec.rate = data->source->sample_spec.rate;
if (data->flags & PA_SOURCE_OUTPUT_FIX_CHANNELS) {
data->sample_spec.channels = data->source->sample_spec.channels;
data->channel_map = data->source->channel_map;
}
pa_assert(pa_sample_spec_valid(&data->sample_spec));
pa_assert(pa_channel_map_valid(&data->channel_map));
if (data->resample_method == PA_RESAMPLER_INVALID)
data->resample_method = core->resample_method;
pa_return_val_if_fail(data->resample_method < PA_RESAMPLER_MAX, -PA_ERR_INVALID);
if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], data)) < 0)
return r;
if ((data->flags & PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND) &&
pa_source_get_state(data->source) == PA_SOURCE_SUSPENDED) {
pa_log("Failed to create source output: source is suspended.");
return -PA_ERR_BADSTATE;
}
if (pa_idxset_size(data->source->outputs) >= PA_MAX_OUTPUTS_PER_SOURCE) {
pa_log("Failed to create source output: too many outputs per source.");
return -PA_ERR_TOOLARGE;
}
if ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
!pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec) ||
!pa_channel_map_equal(&data->channel_map, &data->source->channel_map)) {
if (!(resampler = pa_resampler_new(
core->mempool,
&data->source->sample_spec, &data->source->channel_map,
&data->sample_spec, &data->channel_map,
data->resample_method,
((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
((data->flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
(core->disable_remixing || (data->flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
(core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
pa_log_warn("Unsupported resampling operation.");
return -PA_ERR_NOTSUPPORTED;
}
}
o = pa_msgobject_new(pa_source_output);
o->parent.parent.free = source_output_free;
o->parent.process_msg = pa_source_output_process_msg;
o->core = core;
o->state = PA_SOURCE_OUTPUT_INIT;
o->flags = data->flags;
o->proplist = pa_proplist_copy(data->proplist);
o->driver = pa_xstrdup(pa_path_get_filename(data->driver));
o->module = data->module;
o->source = data->source;
o->destination_source = data->destination_source;
o->client = data->client;
o->actual_resample_method = resampler ? pa_resampler_get_method(resampler) : PA_RESAMPLER_INVALID;
o->requested_resample_method = data->resample_method;
o->sample_spec = data->sample_spec;
o->channel_map = data->channel_map;
o->direct_on_input = data->direct_on_input;
o->save_source = data->save_source;
reset_callbacks(o);
o->userdata = NULL;
o->thread_info.state = o->state;
o->thread_info.attached = FALSE;
o->thread_info.sample_spec = o->sample_spec;
o->thread_info.resampler = resampler;
o->thread_info.requested_source_latency = (pa_usec_t) -1;
o->thread_info.direct_on_input = o->direct_on_input;
o->thread_info.delay_memblockq = pa_memblockq_new(
0,
MEMBLOCKQ_MAXLENGTH,
0,
pa_frame_size(&o->source->sample_spec),
0,
1,
0,
&o->source->silence);
pa_assert_se(pa_idxset_put(core->source_outputs, o, &o->index) == 0);
pa_assert_se(pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL) == 0);
if (o->client)
pa_assert_se(pa_idxset_put(o->client->source_outputs, o, NULL) >= 0);
if (o->direct_on_input)
pa_assert_se(pa_idxset_put(o->direct_on_input->direct_outputs, o, NULL) == 0);
pt = pa_proplist_to_string_sep(o->proplist, "\n ");
pa_log_info("Created output %u \"%s\" on %s with sample spec %s and channel map %s\n %s",
o->index,
pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)),
o->source->name,
pa_sample_spec_snprint(st, sizeof(st), &o->sample_spec),
pa_channel_map_snprint(cm, sizeof(cm), &o->channel_map),
pt);
pa_xfree(pt);
/* Don't forget to call pa_source_output_put! */
*_o = o;
return 0;
}
char *pa_source_list_to_string(pa_core *c) {
pa_strbuf *s;
pa_source *source;
uint32_t idx = PA_IDXSET_INVALID;
pa_assert(c);
s = pa_strbuf_new();
pa_strbuf_printf(s, "%u source(s) available.\n", pa_idxset_size(c->sources));
for (source = pa_idxset_first(c->sources, &idx); source; source = pa_idxset_next(c->sources, &idx)) {
char ss[PA_SAMPLE_SPEC_SNPRINT_MAX],
cv[PA_CVOLUME_SNPRINT_MAX],
cvdb[PA_SW_CVOLUME_SNPRINT_DB_MAX],
v[PA_VOLUME_SNPRINT_MAX],
vdb[PA_SW_VOLUME_SNPRINT_DB_MAX],
cm[PA_CHANNEL_MAP_SNPRINT_MAX], *t;
const char *cmn;
cmn = pa_channel_map_to_pretty_name(&source->channel_map);
pa_strbuf_printf(
s,
" %c index: %u\n"
"\tname: <%s>\n"
"\tdriver: <%s>\n"
"\tflags: %s%s%s%s%s%s%s\n"
"\tstate: %s\n"
"\tsuspend cause: %s%s%s%s\n"
"\tpriority: %u\n"
"\tvolume: %s%s%s\n"
"\t balance %0.2f\n"
"\tbase volume: %s%s%s\n"
"\tvolume steps: %u\n"
"\tmuted: %s\n"
"\tcurrent latency: %0.2f ms\n"
"\tmax rewind: %lu KiB\n"
"\tsample spec: %s\n"
"\tchannel map: %s%s%s\n"
"\tused by: %u\n"
"\tlinked by: %u\n",
c->default_source == source ? '*' : ' ',
source->index,
source->name,
source->driver,
source->flags & PA_SOURCE_HARDWARE ? "HARDWARE " : "",
source->flags & PA_SOURCE_NETWORK ? "NETWORK " : "",
source->flags & PA_SOURCE_HW_MUTE_CTRL ? "HW_MUTE_CTRL " : "",
source->flags & PA_SOURCE_HW_VOLUME_CTRL ? "HW_VOLUME_CTRL " : "",
source->flags & PA_SOURCE_DECIBEL_VOLUME ? "DECIBEL_VOLUME " : "",
source->flags & PA_SOURCE_LATENCY ? "LATENCY " : "",
source->flags & PA_SOURCE_DYNAMIC_LATENCY ? "DYNAMIC_LATENCY" : "",
source_state_to_string(pa_source_get_state(source)),
source->suspend_cause & PA_SUSPEND_USER ? "USER " : "",
source->suspend_cause & PA_SUSPEND_APPLICATION ? "APPLICATION " : "",
source->suspend_cause & PA_SUSPEND_IDLE ? "IDLE " : "",
source->suspend_cause & PA_SUSPEND_SESSION ? "SESSION" : "",
source->priority,
pa_cvolume_snprint(cv, sizeof(cv), pa_source_get_volume(source, FALSE)),
source->flags & PA_SOURCE_DECIBEL_VOLUME ? "\n\t " : "",
source->flags & PA_SOURCE_DECIBEL_VOLUME ? pa_sw_cvolume_snprint_dB(cvdb, sizeof(cvdb), pa_source_get_volume(source, FALSE)) : "",
pa_cvolume_get_balance(pa_source_get_volume(source, FALSE), &source->channel_map),
pa_volume_snprint(v, sizeof(v), source->base_volume),
source->flags & PA_SOURCE_DECIBEL_VOLUME ? "\n\t " : "",
source->flags & PA_SOURCE_DECIBEL_VOLUME ? pa_sw_volume_snprint_dB(vdb, sizeof(vdb), source->base_volume) : "",
source->n_volume_steps,
pa_yes_no(pa_source_get_mute(source, FALSE)),
(double) pa_source_get_latency(source) / PA_USEC_PER_MSEC,
(unsigned long) pa_source_get_max_rewind(source) / 1024,
pa_sample_spec_snprint(ss, sizeof(ss), &source->sample_spec),
pa_channel_map_snprint(cm, sizeof(cm), &source->channel_map),
cmn ? "\n\t " : "",
cmn ? cmn : "",
pa_source_used_by(source),
pa_source_linked_by(source));
if (source->flags & PA_SOURCE_DYNAMIC_LATENCY) {
pa_usec_t min_latency, max_latency;
pa_source_get_latency_range(source, &min_latency, &max_latency);
pa_strbuf_printf(
s,
"\tconfigured latency: %0.2f ms; range is %0.2f .. %0.2f ms\n",
(double) pa_source_get_requested_latency(source) / PA_USEC_PER_MSEC,
(double) min_latency / PA_USEC_PER_MSEC,
(double) max_latency / PA_USEC_PER_MSEC);
} else
pa_strbuf_printf(
s,
"\tfixed latency: %0.2f ms\n",
(double) pa_source_get_fixed_latency(source) / PA_USEC_PER_MSEC);
if (source->monitor_of)
pa_strbuf_printf(s, "\tmonitor_of: %u\n", source->monitor_of->index);
if (source->card)
pa_strbuf_printf(s, "\tcard: %u <%s>\n", source->card->index, source->card->name);
if (source->module)
pa_strbuf_printf(s, "\tmodule: %u\n", source->module->index);
t = pa_proplist_to_string_sep(source->proplist, "\n\t\t");
pa_strbuf_printf(s, "\tproperties:\n\t\t%s\n", t);
pa_xfree(t);
append_port_list(s, source->ports);
if (source->active_port)
pa_strbuf_printf(
s,
"\tactive port: <%s>\n",
source->active_port->name);
}
return pa_strbuf_tostring_free(s);
}