commit glitch-free work

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2122 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2008-03-15 15:19:40 +00:00
parent 347cfc356a
commit 12c01e942d
50 changed files with 2877 additions and 1194 deletions

View file

@ -45,35 +45,97 @@ static PA_DEFINE_CHECK_TYPE(pa_source, pa_msgobject);
static void source_free(pa_object *o);
pa_source_new_data* pa_source_new_data_init(pa_source_new_data *data) {
pa_assert(data);
memset(data, 0, sizeof(*data));
data->proplist = pa_proplist_new();
return data;
}
void pa_source_new_data_set_name(pa_source_new_data *data, const char *name) {
pa_assert(data);
pa_xfree(data->name);
data->name = pa_xstrdup(name);
}
void pa_source_new_data_set_sample_spec(pa_source_new_data *data, const pa_sample_spec *spec) {
pa_assert(data);
if ((data->sample_spec_is_set = !!spec))
data->sample_spec = *spec;
}
void pa_source_new_data_set_channel_map(pa_source_new_data *data, const pa_channel_map *map) {
pa_assert(data);
if ((data->channel_map_is_set = !!map))
data->channel_map = *map;
}
void pa_source_new_data_set_volume(pa_source_new_data *data, const pa_cvolume *volume) {
pa_assert(data);
if ((data->volume_is_set = !!volume))
data->volume = *volume;
}
void pa_source_new_data_set_muted(pa_source_new_data *data, pa_bool_t mute) {
pa_assert(data);
data->muted_is_set = TRUE;
data->muted = !!mute;
}
void pa_source_new_data_done(pa_source_new_data *data) {
pa_assert(data);
pa_xfree(data->name);
pa_proplist_free(data->proplist);
}
pa_source* pa_source_new(
pa_core *core,
const char *driver,
const char *name,
int fail,
const pa_sample_spec *spec,
const pa_channel_map *map) {
pa_source_new_data *data,
pa_source_flags_t flags) {
pa_source *s;
char st[256];
pa_channel_map tmap;
const char *name;
char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
pa_assert(core);
pa_assert(name);
pa_assert(spec);
pa_return_null_if_fail(pa_sample_spec_valid(spec));
if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_NEW], data) < 0)
return NULL;
if (!map)
pa_return_null_if_fail(map = pa_channel_map_init_auto(&tmap, spec->channels, PA_CHANNEL_MAP_DEFAULT));
pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
pa_return_null_if_fail(data->name && pa_utf8_valid(data->name) && data->name[0]);
pa_return_null_if_fail(map && pa_channel_map_valid(map));
pa_return_null_if_fail(map->channels == spec->channels);
pa_return_null_if_fail(!driver || pa_utf8_valid(driver));
pa_return_null_if_fail(pa_utf8_valid(name) && *name);
pa_return_null_if_fail(data->sample_spec_is_set && pa_sample_spec_valid(&data->sample_spec));
if (!data->channel_map_is_set)
pa_return_null_if_fail(pa_channel_map_init_auto(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT));
pa_return_null_if_fail(pa_channel_map_valid(&data->channel_map));
pa_return_null_if_fail(data->channel_map.channels == data->sample_spec.channels);
if (!data->volume_is_set)
pa_cvolume_reset(&data->volume, data->sample_spec.channels);
pa_return_null_if_fail(pa_cvolume_valid(&data->volume));
pa_return_null_if_fail(data->volume.channels == data->sample_spec.channels);
if (!data->muted_is_set)
data->muted = FALSE;
if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_FIXATE], data) < 0)
return NULL;
s = pa_msgobject_new(pa_source);
if (!(name = pa_namereg_register(core, name, PA_NAMEREG_SOURCE, s, fail))) {
if (!(name = pa_namereg_register(core, data->name, PA_NAMEREG_SOURCE, s, data->namereg_fail))) {
pa_xfree(s);
return NULL;
}
@ -83,21 +145,21 @@ pa_source* pa_source_new(
s->core = core;
s->state = PA_SOURCE_INIT;
s->flags = 0;
s->flags = flags;
s->name = pa_xstrdup(name);
s->description = NULL;
s->driver = pa_xstrdup(driver);
s->module = NULL;
s->proplist = pa_proplist_copy(data->proplist);
s->driver = pa_xstrdup(data->driver);
s->module = data->module;
s->sample_spec = *spec;
s->channel_map = *map;
s->sample_spec = data->sample_spec;
s->channel_map = data->channel_map;
s->outputs = pa_idxset_new(NULL, NULL);
s->n_corked = 0;
s->monitor_of = NULL;
pa_cvolume_reset(&s->volume, spec->channels);
s->muted = FALSE;
s->volume = data->volume;
s->muted = data->muted;
s->refresh_volume = s->refresh_muted = FALSE;
s->get_latency = NULL;
@ -106,20 +168,26 @@ pa_source* pa_source_new(
s->set_mute = NULL;
s->get_mute = NULL;
s->set_state = NULL;
s->update_requested_latency = NULL;
s->userdata = NULL;
s->asyncmsgq = NULL;
s->rtpoll = NULL;
pa_assert_se(pa_idxset_put(core->sources, s, &s->index) >= 0);
pa_sample_spec_snprint(st, sizeof(st), spec);
pa_log_info("Created source %u \"%s\" with sample spec \"%s\"", s->index, s->name, st);
s->thread_info.outputs = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
s->thread_info.soft_volume = s->volume;
s->thread_info.soft_muted = s->muted;
s->thread_info.state = s->state;
s->thread_info.requested_latency_valid = TRUE;
s->thread_info.requested_latency = 0;
pa_assert_se(pa_idxset_put(core->sources, s, &s->index) >= 0);
pa_log_info("Created source %u \"%s\" with sample spec %s and channel map %s",
s->index,
s->name,
pa_sample_spec_snprint(st, sizeof(st), &s->sample_spec),
pa_channel_map_snprint(cm, sizeof(cm), &s->channel_map));
return s;
}
@ -170,10 +238,26 @@ void pa_source_put(pa_source *s) {
pa_assert(s->rtpoll);
pa_assert(s->asyncmsgq);
if (s->get_volume && s->set_volume)
s->flags |= PA_SOURCE_HW_VOLUME_CTRL;
else {
s->get_volume = NULL;
s->set_volume = NULL;
s->flags = (s->flags & ~PA_SOURCE_HW_VOLUME_CTRL) | PA_SOURCE_DECIBEL_VOLUME;
}
if (s->get_mute && s->set_mute)
s->flags |= PA_SOURCE_HW_MUTE_CTRL;
else {
s->get_mute = NULL;
s->set_mute = NULL;
s->flags &= ~PA_SOURCE_HW_MUTE_CTRL;
}
pa_assert_se(source_set_state(s, PA_SOURCE_IDLE) == 0);
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE | PA_SUBSCRIPTION_EVENT_NEW, s->index);
pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SOURCE_NEW_POST], s);
pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SOURCE_PUT], s);
}
void pa_source_unlink(pa_source *s) {
@ -211,6 +295,7 @@ void pa_source_unlink(pa_source *s) {
s->set_mute = NULL;
s->get_mute = NULL;
s->set_state = NULL;
s->update_requested_latency = NULL;
if (linked) {
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE | PA_SUBSCRIPTION_EVENT_REMOVE, s->index);
@ -238,8 +323,11 @@ static void source_free(pa_object *o) {
pa_hashmap_free(s->thread_info.outputs, NULL, NULL);
pa_xfree(s->name);
pa_xfree(s->description);
pa_xfree(s->driver);
if (s->proplist)
pa_proplist_free(s->proplist);
pa_xfree(s);
}
@ -400,32 +488,25 @@ pa_bool_t pa_source_get_mute(pa_source *s) {
return s->muted;
}
void pa_source_set_module(pa_source *s, pa_module *m) {
pa_source_assert_ref(s);
if (m == s->module)
return;
s->module = m;
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
void pa_source_set_description(pa_source *s, const char *description) {
const char *old;
pa_source_assert_ref(s);
if (!description && !s->description)
if (!description && !pa_proplist_contains(s->proplist, PA_PROP_DEVICE_DESCRIPTION))
return;
if (description && s->description && !strcmp(description, s->description))
old = pa_proplist_gets(s->proplist, PA_PROP_DEVICE_DESCRIPTION);
if (old && description && !strcmp(old, description))
return;
pa_xfree(s->description);
s->description = pa_xstrdup(description);
if (description)
pa_proplist_sets(s->proplist, PA_PROP_DEVICE_DESCRIPTION, description);
else
pa_proplist_unset(s->proplist, PA_PROP_DEVICE_DESCRIPTION);
if (PA_SOURCE_LINKED(s->state)) {
pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SOURCE_DESCRIPTION_CHANGED], s);
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED], s);
}
}
@ -470,6 +551,7 @@ int pa_source_process_msg(pa_msgobject *object, int code, void *userdata, int64_
switch ((pa_source_message_t) code) {
case PA_SOURCE_MESSAGE_ADD_OUTPUT: {
pa_source_output *o = PA_SOURCE_OUTPUT(userdata);
pa_hashmap_put(s->thread_info.outputs, PA_UINT32_TO_PTR(o->index), pa_source_output_ref(o));
pa_assert(!o->thread_info.attached);
@ -478,6 +560,8 @@ int pa_source_process_msg(pa_msgobject *object, int code, void *userdata, int64_
if (o->attach)
o->attach(o);
pa_source_invalidate_requested_latency(s);
return 0;
}
@ -493,6 +577,8 @@ int pa_source_process_msg(pa_msgobject *object, int code, void *userdata, int64_
if (pa_hashmap_remove(s->thread_info.outputs, PA_UINT32_TO_PTR(o->index)))
pa_source_output_unref(o);
pa_source_invalidate_requested_latency(s);
return 0;
}
@ -590,5 +676,40 @@ void pa_source_attach_within_thread(pa_source *s) {
while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
if (o->attach)
o->attach(o);
}
pa_usec_t pa_source_get_requested_latency(pa_source *s) {
pa_usec_t result = 0;
pa_source_output *o;
void *state = NULL;
pa_source_assert_ref(s);
if (s->thread_info.requested_latency_valid)
return s->thread_info.requested_latency;
while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
if (o->thread_info.requested_source_latency > 0 &&
(!result || result > o->thread_info.requested_source_latency))
result = o->thread_info.requested_source_latency;
s->thread_info.requested_latency = result;
s->thread_info.requested_latency_valid = TRUE;
return result;
}
void pa_source_invalidate_requested_latency(pa_source *s) {
pa_source_assert_ref(s);
pa_assert(PA_SOURCE_LINKED(s->thread_info.state));
if (!s->thread_info.requested_latency_valid)
return;
s->thread_info.requested_latency_valid = FALSE;
if (s->update_requested_latency)
s->update_requested_latency(s);
}