#include <pulse/timeval.h>
#include <pulse/util.h>
+#include <pulsecore/core-util.h>
#include <pulsecore/source-output.h>
#include <pulsecore/namereg.h>
#include <pulsecore/core-subscribe.h>
#include "source.h"
-#define DEFAULT_MIN_LATENCY (4*PA_USEC_PER_MSEC)
+#define ABSOLUTE_MIN_LATENCY (500)
+#define ABSOLUTE_MAX_LATENCY (10*PA_USEC_PER_SEC)
+#define DEFAULT_FIXED_LATENCY (250*PA_USEC_PER_MSEC)
-static PA_DEFINE_CHECK_TYPE(pa_source, pa_msgobject);
+PA_DEFINE_PUBLIC_CLASS(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));
+ pa_zero(*data);
data->proplist = pa_proplist_new();
return data;
data->muted = !!mute;
}
+void pa_source_new_data_set_port(pa_source_new_data *data, const char *port) {
+ pa_assert(data);
+
+ pa_xfree(data->active_port);
+ data->active_port = pa_xstrdup(port);
+}
+
void pa_source_new_data_done(pa_source_new_data *data) {
pa_assert(data);
- pa_xfree(data->name);
pa_proplist_free(data->proplist);
+
+ if (data->ports) {
+ pa_device_port *p;
+
+ while ((p = pa_hashmap_steal_first(data->ports)))
+ pa_device_port_free(p);
+
+ pa_hashmap_free(data->ports, NULL, NULL);
+ }
+
+ pa_xfree(data->name);
+ pa_xfree(data->active_port);
}
/* Called from main context */
s->get_mute = NULL;
s->set_mute = NULL;
s->update_requested_latency = NULL;
+ s->set_port = NULL;
}
/* Called from main context */
pa_assert(core);
pa_assert(data);
pa_assert(data->name);
+ pa_assert_ctl_context();
s = pa_msgobject_new(pa_source);
if (!(name = pa_namereg_register(core, data->name, PA_NAMEREG_SOURCE, s, data->namereg_fail))) {
+ pa_log_debug("Failed to register name %s.", data->name);
pa_xfree(s);
return NULL;
}
return NULL;
}
+ /* FIXME, need to free s here on failure */
+
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_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);
+ pa_return_null_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec));
if (!data->muted_is_set)
data->muted = FALSE;
pa_device_init_description(data->proplist);
pa_device_init_icon(data->proplist, FALSE);
+ pa_device_init_intended_roles(data->proplist);
if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_FIXATE], data) < 0) {
pa_xfree(s);
s->core = core;
s->state = PA_SOURCE_INIT;
s->flags = flags;
+ s->priority = 0;
+ s->suspend_cause = 0;
s->name = pa_xstrdup(name);
s->proplist = pa_proplist_copy(data->proplist);
s->driver = pa_xstrdup(pa_path_get_filename(data->driver));
s->module = data->module;
s->card = data->card;
+ s->priority = pa_device_init_priority(s->proplist);
+
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;
+ s->output_from_master = NULL;
- s->virtual_volume = data->volume;
+ s->volume = data->volume;
pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels);
s->base_volume = PA_VOLUME_NORM;
s->n_volume_steps = PA_VOLUME_NORM+1;
s->userdata = NULL;
s->asyncmsgq = NULL;
- s->rtpoll = NULL;
+
+ /* As a minor optimization we just steal the list instead of
+ * copying it here */
+ s->ports = data->ports;
+ data->ports = NULL;
+
+ s->active_port = NULL;
+ s->save_port = FALSE;
+
+ if (data->active_port && s->ports)
+ if ((s->active_port = pa_hashmap_get(s->ports, data->active_port)))
+ s->save_port = data->save_port;
+
+ if (!s->active_port && s->ports) {
+ void *state;
+ pa_device_port *p;
+
+ PA_HASHMAP_FOREACH(p, s->ports, state)
+ if (!s->active_port || p->priority > s->active_port->priority)
+ s->active_port = p;
+ }
+
+ s->save_volume = data->save_volume;
+ s->save_muted = data->save_muted;
pa_silence_memchunk_get(
&core->silence_cache,
&s->sample_spec,
0);
+ s->thread_info.rtpoll = NULL;
s->thread_info.outputs = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
s->thread_info.soft_volume = s->soft_volume;
s->thread_info.soft_muted = s->muted;
s->thread_info.max_rewind = 0;
s->thread_info.requested_latency_valid = FALSE;
s->thread_info.requested_latency = 0;
- s->thread_info.min_latency = DEFAULT_MIN_LATENCY;
- s->thread_info.max_latency = 0;
+ s->thread_info.min_latency = ABSOLUTE_MIN_LATENCY;
+ s->thread_info.max_latency = ABSOLUTE_MAX_LATENCY;
+ s->thread_info.fixed_latency = flags & PA_SOURCE_DYNAMIC_LATENCY ? 0 : DEFAULT_FIXED_LATENCY;
pa_assert_se(pa_idxset_put(core->sources, s, &s->index) >= 0);
pa_source_state_t original_state;
pa_assert(s);
+ pa_assert_ctl_context();
if (s->state == state)
return 0;
/* We're suspending or resuming, tell everyone about it */
- for (o = PA_SOURCE_OUTPUT(pa_idxset_first(s->outputs, &idx)); o; o = PA_SOURCE_OUTPUT(pa_idxset_next(s->outputs, &idx)))
+ PA_IDXSET_FOREACH(o, s->outputs, idx)
if (s->state == PA_SOURCE_SUSPENDED &&
- (o->flags & PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND))
+ (o->flags & PA_SOURCE_OUTPUT_KILL_ON_SUSPEND))
pa_source_output_kill(o);
else if (o->suspend)
o->suspend(o, state == PA_SOURCE_SUSPENDED);
}
-
return 0;
}
/* Called from main context */
void pa_source_put(pa_source *s) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(s->state == PA_SOURCE_INIT);
/* The following fields must be initialized properly when calling _put() */
pa_assert(s->asyncmsgq);
- pa_assert(s->rtpoll);
- pa_assert(!s->thread_info.min_latency || !s->thread_info.max_latency ||
- s->thread_info.min_latency <= s->thread_info.max_latency);
+ pa_assert(s->thread_info.min_latency <= s->thread_info.max_latency);
+
+ /* Generally, flags should be initialized via pa_source_new(). As
+ * a special exception we allow volume related flags to be set
+ * between _new() and _put(). */
- if (!(s->flags & PA_SOURCE_HW_VOLUME_CTRL)) {
+ if (!(s->flags & PA_SOURCE_HW_VOLUME_CTRL))
s->flags |= PA_SOURCE_DECIBEL_VOLUME;
- s->thread_info.soft_volume = s->soft_volume;
- s->thread_info.soft_muted = s->muted;
- }
+ s->thread_info.soft_volume = s->soft_volume;
+ s->thread_info.soft_muted = s->muted;
- if (s->flags & PA_SOURCE_DECIBEL_VOLUME)
- s->n_volume_steps = PA_VOLUME_NORM+1;
+ pa_assert((s->flags & PA_SOURCE_HW_VOLUME_CTRL) || (s->base_volume == PA_VOLUME_NORM && s->flags & PA_SOURCE_DECIBEL_VOLUME));
+ pa_assert(!(s->flags & PA_SOURCE_DECIBEL_VOLUME) || s->n_volume_steps == PA_VOLUME_NORM+1);
+ pa_assert(!(s->flags & PA_SOURCE_DYNAMIC_LATENCY) == (s->thread_info.fixed_latency != 0));
pa_assert_se(source_set_state(s, PA_SOURCE_IDLE) == 0);
pa_source_output *o, *j = NULL;
pa_assert(s);
+ pa_assert_ctl_context();
/* See pa_sink_unlink() for a couple of comments how this function
* works. */
pa_source *s = PA_SOURCE(o);
pa_assert(s);
+ pa_assert_ctl_context();
pa_assert(pa_source_refcnt(s) == 0);
if (PA_SOURCE_IS_LINKED(s->state))
if (s->proplist)
pa_proplist_free(s->proplist);
+ if (s->ports) {
+ pa_device_port *p;
+
+ while ((p = pa_hashmap_steal_first(s->ports)))
+ pa_device_port_free(p);
+
+ pa_hashmap_free(s->ports, NULL, NULL);
+ }
+
pa_xfree(s);
}
-/* Called from main context */
+/* Called from main context, and not while the IO thread is active, please */
void pa_source_set_asyncmsgq(pa_source *s, pa_asyncmsgq *q) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
s->asyncmsgq = q;
}
-/* Called from main context */
+/* Called from main context, and not while the IO thread is active, please */
+void pa_source_update_flags(pa_source *s, pa_source_flags_t mask, pa_source_flags_t value) {
+ pa_source_assert_ref(s);
+ pa_assert_ctl_context();
+
+ if (mask == 0)
+ return;
+
+ /* For now, allow only a minimal set of flags to be changed. */
+ pa_assert((mask & ~(PA_SOURCE_DYNAMIC_LATENCY|PA_SOURCE_LATENCY)) == 0);
+
+ s->flags = (s->flags & ~mask) | (value & mask);
+}
+
+/* Called from IO context, or before _put() from main context */
void pa_source_set_rtpoll(pa_source *s, pa_rtpoll *p) {
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
- s->rtpoll = p;
+ s->thread_info.rtpoll = p;
}
/* Called from main context */
int pa_source_update_status(pa_source*s) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
if (s->state == PA_SOURCE_SUSPENDED)
}
/* Called from main context */
-int pa_source_suspend(pa_source *s, pa_bool_t suspend) {
+int pa_source_suspend(pa_source *s, pa_bool_t suspend, pa_suspend_cause_t cause) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
+ pa_assert(cause != 0);
if (s->monitor_of)
return -PA_ERR_NOTSUPPORTED;
if (suspend)
+ s->suspend_cause |= cause;
+ else
+ s->suspend_cause &= ~cause;
+
+ if ((pa_source_get_state(s) == PA_SOURCE_SUSPENDED) == !!s->suspend_cause)
+ return 0;
+
+ pa_log_debug("Suspend cause of source %s is 0x%04x, %s", s->name, s->suspend_cause, s->suspend_cause ? "suspending" : "resuming");
+
+ if (suspend)
return source_set_state(s, PA_SOURCE_SUSPENDED);
else
return source_set_state(s, pa_source_used_by(s) ? PA_SOURCE_RUNNING : PA_SOURCE_IDLE);
pa_sink_state_t state;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
pa_assert(s->monitor_of);
}
/* Called from main context */
-pa_queue *pa_source_move_all_start(pa_source *s) {
- pa_queue *q;
+pa_queue *pa_source_move_all_start(pa_source *s, pa_queue *q) {
pa_source_output *o, *n;
uint32_t idx;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
- q = pa_queue_new();
+ if (!q)
+ q = pa_queue_new();
for (o = PA_SOURCE_OUTPUT(pa_idxset_first(s->outputs, &idx)); o; o = n) {
n = PA_SOURCE_OUTPUT(pa_idxset_next(s->outputs, &idx));
+ pa_source_output_ref(o);
+
if (pa_source_output_start_move(o) >= 0)
- pa_queue_push(q, pa_source_output_ref(o));
+ pa_queue_push(q, o);
+ else
+ pa_source_output_unref(o);
}
return q;
pa_source_output *o;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
pa_assert(q);
while ((o = PA_SOURCE_OUTPUT(pa_queue_pop(q)))) {
if (pa_source_output_finish_move(o, s, save) < 0)
- pa_source_output_kill(o);
+ pa_source_output_fail_move(o);
pa_source_output_unref(o);
}
/* Called from main context */
void pa_source_move_all_fail(pa_queue *q) {
pa_source_output *o;
+
+ pa_assert_ctl_context();
pa_assert(q);
while ((o = PA_SOURCE_OUTPUT(pa_queue_pop(q)))) {
- if (pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FAIL], o) == PA_HOOK_OK) {
- pa_source_output_kill(o);
- pa_source_output_unref(o);
- }
+ pa_source_output_fail_move(o);
+ pa_source_output_unref(o);
}
pa_queue_free(q, NULL, NULL);
void *state = NULL;
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state));
- if (s->thread_info.state == PA_SOURCE_SUSPENDED)
+ if (nbytes <= 0)
return;
- if (nbytes <= 0)
+ if (s->thread_info.state == PA_SOURCE_SUSPENDED)
return;
pa_log_debug("Processing rewind...");
- while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL))) {
+ PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) {
pa_source_output_assert_ref(o);
pa_source_output_process_rewind(o, nbytes);
}
void *state = NULL;
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state));
pa_assert(chunk);
/* Called from IO thread context */
void pa_source_post_direct(pa_source*s, pa_source_output *o, const pa_memchunk *chunk) {
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state));
pa_source_output_assert_ref(o);
pa_assert(o->thread_info.direct_on_input);
pa_usec_t usec;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
if (s->state == PA_SOURCE_SUSPENDED)
return usec;
}
+/* Called from IO thread */
+pa_usec_t pa_source_get_latency_within_thread(pa_source *s) {
+ pa_usec_t usec = 0;
+ pa_msgobject *o;
+
+ pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
+ pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state));
+
+ /* The returned value is supposed to be in the time domain of the sound card! */
+
+ if (s->thread_info.state == PA_SOURCE_SUSPENDED)
+ return 0;
+
+ if (!(s->flags & PA_SOURCE_LATENCY))
+ return 0;
+
+ o = PA_MSGOBJECT(s);
+
+ /* We probably should make this a proper vtable callback instead of going through process_msg() */
+
+ if (o->process_msg(o, PA_SOURCE_MESSAGE_GET_LATENCY, &usec, 0, NULL) < 0)
+ return -1;
+
+ return usec;
+}
+
/* Called from main thread */
-void pa_source_set_volume(pa_source *s, const pa_cvolume *volume) {
- pa_cvolume old_virtual_volume;
- pa_bool_t virtual_volume_changed;
+void pa_source_set_volume(
+ pa_source *s,
+ const pa_cvolume *volume,
+ pa_bool_t save) {
+
+ pa_bool_t real_changed;
+ pa_cvolume old_volume;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
- pa_assert(volume);
pa_assert(pa_cvolume_valid(volume));
- pa_assert(pa_cvolume_compatible(volume, &s->sample_spec));
+ pa_assert(volume->channels == 1 || pa_cvolume_compatible(volume, &s->sample_spec));
- old_virtual_volume = s->virtual_volume;
- s->virtual_volume = *volume;
- virtual_volume_changed = !pa_cvolume_equal(&old_virtual_volume, &s->virtual_volume);
+ old_volume = s->volume;
+
+ if (pa_cvolume_compatible(volume, &s->sample_spec))
+ s->volume = *volume;
+ else
+ pa_cvolume_scale(&s->volume, pa_cvolume_max(volume));
+
+ real_changed = !pa_cvolume_equal(&old_volume, &s->volume);
+ s->save_volume = (!real_changed && s->save_volume) || save;
if (s->set_volume) {
pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels);
s->set_volume(s);
} else
- s->soft_volume = s->virtual_volume;
+ s->soft_volume = s->volume;
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0);
- if (virtual_volume_changed)
+ if (real_changed)
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
/* Called from main thread. Only to be called by source implementor */
void pa_source_set_soft_volume(pa_source *s, const pa_cvolume *volume) {
pa_source_assert_ref(s);
- pa_assert(volume);
+ pa_assert_ctl_context();
+
+ if (!volume)
+ pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels);
+ else
+ s->soft_volume = *volume;
if (PA_SOURCE_IS_LINKED(s->state))
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0);
else
- s->thread_info.soft_volume = *volume;
+ s->thread_info.soft_volume = s->soft_volume;
}
/* Called from main thread */
const pa_cvolume *pa_source_get_volume(pa_source *s, pa_bool_t force_refresh) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
if (s->refresh_volume || force_refresh) {
- pa_cvolume old_virtual_volume = s->virtual_volume;
+ pa_cvolume old_volume;
+
+ old_volume = s->volume;
if (s->get_volume)
s->get_volume(s);
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_VOLUME, NULL, 0, NULL) == 0);
- if (!pa_cvolume_equal(&old_virtual_volume, &s->virtual_volume))
+ if (!pa_cvolume_equal(&old_volume, &s->volume)) {
+ s->save_volume = TRUE;
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+ }
}
- return &s->virtual_volume;
+ return &s->volume;
+}
+
+/* Called from main thread */
+void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume) {
+ pa_source_assert_ref(s);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_IS_LINKED(s->state));
+
+ /* The source implementor may call this if the volume changed to make sure everyone is notified */
+
+ if (pa_cvolume_equal(&s->volume, new_volume))
+ return;
+
+ s->volume = *new_volume;
+ s->save_volume = TRUE;
+
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
/* Called from main thread */
-void pa_source_set_mute(pa_source *s, pa_bool_t mute) {
+void pa_source_set_mute(pa_source *s, pa_bool_t mute, pa_bool_t save) {
pa_bool_t old_muted;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
old_muted = s->muted;
s->muted = mute;
+ s->save_muted = (old_muted == s->muted && s->save_muted) || save;
if (s->set_mute)
s->set_mute(s);
/* Called from main thread */
pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) {
-
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
if (s->refresh_muted || force_refresh) {
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_MUTE, NULL, 0, NULL) == 0);
- if (old_muted != s->muted)
+ if (old_muted != s->muted) {
+ s->save_muted = TRUE;
+
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+
+ /* Make sure the soft mute status stays in sync */
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_MUTE, NULL, 0, NULL) == 0);
+ }
}
return s->muted;
}
/* Called from main thread */
+void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted) {
+ pa_source_assert_ref(s);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_IS_LINKED(s->state));
+
+ /* The source implementor may call this if the mute state changed to make sure everyone is notified */
+
+ if (s->muted == new_muted)
+ return;
+
+ s->muted = new_muted;
+ s->save_muted = TRUE;
+
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+}
+
+/* Called from main thread */
pa_bool_t pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_proplist *p) {
pa_source_assert_ref(s);
- pa_assert(p);
+ pa_assert_ctl_context();
- pa_proplist_update(s->proplist, mode, p);
+ if (p)
+ pa_proplist_update(s->proplist, mode, p);
if (PA_SOURCE_IS_LINKED(s->state)) {
pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED], s);
}
/* Called from main thread */
+/* FIXME -- this should be dropped and be merged into pa_source_update_proplist() */
void pa_source_set_description(pa_source *s, const char *description) {
const char *old;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
if (!description && !pa_proplist_contains(s->proplist, PA_PROP_DEVICE_DESCRIPTION))
return;
old = pa_proplist_gets(s->proplist, PA_PROP_DEVICE_DESCRIPTION);
- if (old && description && !strcmp(old, description))
+ if (old && description && pa_streq(old, description))
return;
if (description)
unsigned pa_source_linked_by(pa_source *s) {
pa_source_assert_ref(s);
pa_assert(PA_SOURCE_IS_LINKED(s->state));
+ pa_assert_ctl_context();
return pa_idxset_size(s->outputs);
}
pa_source_assert_ref(s);
pa_assert(PA_SOURCE_IS_LINKED(s->state));
+ pa_assert_ctl_context();
ret = pa_idxset_size(s->outputs);
pa_assert(ret >= s->n_corked);
uint32_t idx;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
if (!PA_SOURCE_IS_LINKED(s->state))
return 0;
ret = 0;
- for (o = PA_SOURCE_OUTPUT(pa_idxset_first(s->outputs, &idx)); o; o = PA_SOURCE_OUTPUT(pa_idxset_next(s->outputs, &idx))) {
+ PA_IDXSET_FOREACH(o, s->outputs, idx) {
pa_source_output_state_t st;
st = pa_source_output_get_state(o);
- pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(st));
+
+ /* We do not assert here. It is perfectly valid for a source output to
+ * be in the INIT state (i.e. created, marked done but not yet put)
+ * and we should not care if it's unlinked as it won't contribute
+ * towarards our busy status.
+ */
+ if (!PA_SOURCE_OUTPUT_IS_LINKED(st))
+ continue;
if (st == PA_SOURCE_OUTPUT_CORKED)
continue;
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);
+ pa_source_invalidate_requested_latency(s, TRUE);
return 0;
}
case PA_SOURCE_MESSAGE_GET_MUTE:
return 0;
- case PA_SOURCE_MESSAGE_SET_STATE:
+ case PA_SOURCE_MESSAGE_SET_STATE: {
+
+ pa_bool_t suspend_change =
+ (s->thread_info.state == PA_SOURCE_SUSPENDED && PA_SOURCE_IS_OPENED(PA_PTR_TO_UINT(userdata))) ||
+ (PA_SOURCE_IS_OPENED(s->thread_info.state) && PA_PTR_TO_UINT(userdata) == PA_SOURCE_SUSPENDED);
+
s->thread_info.state = PA_PTR_TO_UINT(userdata);
+
+ if (suspend_change) {
+ pa_source_output *o;
+ void *state = NULL;
+
+ while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
+ if (o->suspend_within_thread)
+ o->suspend_within_thread(o, s->thread_info.state == PA_SOURCE_SUSPENDED);
+ }
+
+
return 0;
+ }
case PA_SOURCE_MESSAGE_DETACH:
case PA_SOURCE_MESSAGE_SET_LATENCY_RANGE: {
pa_usec_t *r = userdata;
- pa_source_update_latency_range(s, r[0], r[1]);
+ pa_source_set_latency_range_within_thread(s, r[0], r[1]);
return 0;
}
return 0;
}
+ case PA_SOURCE_MESSAGE_GET_FIXED_LATENCY:
+
+ *((pa_usec_t*) userdata) = s->thread_info.fixed_latency;
+ return 0;
+
+ case PA_SOURCE_MESSAGE_SET_FIXED_LATENCY:
+
+ pa_source_set_fixed_latency_within_thread(s, (pa_usec_t) offset);
+ return 0;
+
case PA_SOURCE_MESSAGE_GET_MAX_REWIND:
*((size_t*) userdata) = s->thread_info.max_rewind;
return 0;
+ case PA_SOURCE_MESSAGE_SET_MAX_REWIND:
+
+ pa_source_set_max_rewind_within_thread(s, (size_t) offset);
+ return 0;
+
case PA_SOURCE_MESSAGE_GET_LATENCY:
if (s->monitor_of) {
}
/* Called from main thread */
-int pa_source_suspend_all(pa_core *c, pa_bool_t suspend) {
+int pa_source_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause) {
uint32_t idx;
pa_source *source;
int ret = 0;
pa_core_assert_ref(c);
+ pa_assert_ctl_context();
+ pa_assert(cause != 0);
for (source = PA_SOURCE(pa_idxset_first(c->sources, &idx)); source; source = PA_SOURCE(pa_idxset_next(c->sources, &idx))) {
int r;
if (source->monitor_of)
continue;
- if ((r = pa_source_suspend(source, suspend)) < 0)
+ if ((r = pa_source_suspend(source, suspend, cause)) < 0)
ret = r;
}
/* Called from main thread */
void pa_source_detach(pa_source *s) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_DETACH, NULL, 0, NULL) == 0);
/* Called from main thread */
void pa_source_attach(pa_source *s) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_ATTACH, NULL, 0, NULL) == 0);
void *state = NULL;
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state));
- while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
+ PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state)
if (o->detach)
o->detach(o);
}
void *state = NULL;
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state));
- while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
+ PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state)
if (o->attach)
o->attach(o);
}
void *state = NULL;
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
+
+ if (!(s->flags & PA_SOURCE_DYNAMIC_LATENCY))
+ return PA_CLAMP(s->thread_info.fixed_latency, s->thread_info.min_latency, s->thread_info.max_latency);
if (s->thread_info.requested_latency_valid)
return s->thread_info.requested_latency;
- while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
-
+ PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state)
if (o->thread_info.requested_source_latency != (pa_usec_t) -1 &&
(result == (pa_usec_t) -1 || result > o->thread_info.requested_source_latency))
result = o->thread_info.requested_source_latency;
- if (result != (pa_usec_t) -1) {
- if (s->thread_info.max_latency > 0 && result > s->thread_info.max_latency)
- result = s->thread_info.max_latency;
+ if (result != (pa_usec_t) -1)
+ result = PA_CLAMP(result, s->thread_info.min_latency, s->thread_info.max_latency);
- if (s->thread_info.min_latency > 0 && result < s->thread_info.min_latency)
- result = s->thread_info.min_latency;
+ if (PA_SOURCE_IS_LINKED(s->thread_info.state)) {
+ /* Only cache this if we are fully set up */
+ s->thread_info.requested_latency = result;
+ s->thread_info.requested_latency_valid = TRUE;
}
- s->thread_info.requested_latency = result;
- s->thread_info.requested_latency_valid = TRUE;
-
return result;
}
/* Called from main thread */
pa_usec_t pa_source_get_requested_latency(pa_source *s) {
- pa_usec_t usec;
+ pa_usec_t usec = 0;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
if (s->state == PA_SOURCE_SUSPENDED)
}
/* Called from IO thread */
-void pa_source_set_max_rewind(pa_source *s, size_t max_rewind) {
+void pa_source_set_max_rewind_within_thread(pa_source *s, size_t max_rewind) {
pa_source_output *o;
void *state = NULL;
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
if (max_rewind == s->thread_info.max_rewind)
return;
s->thread_info.max_rewind = max_rewind;
- if (PA_SOURCE_IS_LINKED(s->thread_info.state)) {
- while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
+ if (PA_SOURCE_IS_LINKED(s->thread_info.state))
+ PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state)
pa_source_output_update_max_rewind(o, s->thread_info.max_rewind);
- }
}
-void pa_source_invalidate_requested_latency(pa_source *s) {
+/* Called from main thread */
+void pa_source_set_max_rewind(pa_source *s, size_t max_rewind) {
+ pa_source_assert_ref(s);
+ pa_assert_ctl_context();
+
+ if (PA_SOURCE_IS_LINKED(s->state))
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_MAX_REWIND, NULL, max_rewind, NULL) == 0);
+ else
+ pa_source_set_max_rewind_within_thread(s, max_rewind);
+}
+
+/* Called from IO thread */
+void pa_source_invalidate_requested_latency(pa_source *s, pa_bool_t dynamic) {
pa_source_output *o;
void *state = NULL;
pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
- s->thread_info.requested_latency_valid = FALSE;
+ if ((s->flags & PA_SOURCE_DYNAMIC_LATENCY))
+ s->thread_info.requested_latency_valid = FALSE;
+ else if (dynamic)
+ return;
+
+ if (PA_SOURCE_IS_LINKED(s->thread_info.state)) {
- if (s->update_requested_latency)
- s->update_requested_latency(s);
+ if (s->update_requested_latency)
+ s->update_requested_latency(s);
- while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
- if (o->update_source_requested_latency)
- o->update_source_requested_latency(o);
+ while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
+ if (o->update_source_requested_latency)
+ o->update_source_requested_latency(o);
+ }
if (s->monitor_of)
- pa_sink_invalidate_requested_latency(s->monitor_of);
+ pa_sink_invalidate_requested_latency(s->monitor_of, dynamic);
}
+/* Called from main thread */
void pa_source_set_latency_range(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency) {
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
/* min_latency == 0: no limit
- * min_latency == (size_t) -1: default limit
* min_latency anything else: specified limit
*
* Similar for max_latency */
- if (min_latency == (pa_usec_t) -1)
- min_latency = DEFAULT_MIN_LATENCY;
+ if (min_latency < ABSOLUTE_MIN_LATENCY)
+ min_latency = ABSOLUTE_MIN_LATENCY;
- if (max_latency == (pa_usec_t) -1)
- max_latency = min_latency;
+ if (max_latency <= 0 ||
+ max_latency > ABSOLUTE_MAX_LATENCY)
+ max_latency = ABSOLUTE_MAX_LATENCY;
- pa_assert(!min_latency || !max_latency ||
- min_latency <= max_latency);
+ pa_assert(min_latency <= max_latency);
+
+ /* Hmm, let's see if someone forgot to set PA_SOURCE_DYNAMIC_LATENCY here... */
+ pa_assert((min_latency == ABSOLUTE_MIN_LATENCY &&
+ max_latency == ABSOLUTE_MAX_LATENCY) ||
+ (s->flags & PA_SOURCE_DYNAMIC_LATENCY));
if (PA_SOURCE_IS_LINKED(s->state)) {
pa_usec_t r[2];
r[1] = max_latency;
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_LATENCY_RANGE, r, 0, NULL) == 0);
+ } else
+ pa_source_set_latency_range_within_thread(s, min_latency, max_latency);
+}
+
+/* Called from main thread */
+void pa_source_get_latency_range(pa_source *s, pa_usec_t *min_latency, pa_usec_t *max_latency) {
+ pa_source_assert_ref(s);
+ pa_assert_ctl_context();
+ pa_assert(min_latency);
+ pa_assert(max_latency);
+
+ if (PA_SOURCE_IS_LINKED(s->state)) {
+ pa_usec_t r[2] = { 0, 0 };
+
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_LATENCY_RANGE, r, 0, NULL) == 0);
+
+ *min_latency = r[0];
+ *max_latency = r[1];
} else {
- s->thread_info.min_latency = min_latency;
- s->thread_info.max_latency = max_latency;
+ *min_latency = s->thread_info.min_latency;
+ *max_latency = s->thread_info.max_latency;
+ }
+}
- s->thread_info.requested_latency_valid = FALSE;
+/* Called from IO thread, and from main thread before pa_source_put() is called */
+void pa_source_set_latency_range_within_thread(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency) {
+ pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
+
+ pa_assert(min_latency >= ABSOLUTE_MIN_LATENCY);
+ pa_assert(max_latency <= ABSOLUTE_MAX_LATENCY);
+ pa_assert(min_latency <= max_latency);
+
+ /* Hmm, let's see if someone forgot to set PA_SOURCE_DYNAMIC_LATENCY here... */
+ pa_assert((min_latency == ABSOLUTE_MIN_LATENCY &&
+ max_latency == ABSOLUTE_MAX_LATENCY) ||
+ (s->flags & PA_SOURCE_DYNAMIC_LATENCY) ||
+ s->monitor_of);
+
+ if (s->thread_info.min_latency == min_latency &&
+ s->thread_info.max_latency == max_latency)
+ return;
+
+ s->thread_info.min_latency = min_latency;
+ s->thread_info.max_latency = max_latency;
+
+ if (PA_SOURCE_IS_LINKED(s->thread_info.state)) {
+ pa_source_output *o;
+ void *state = NULL;
+
+ PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state)
+ if (o->update_source_latency_range)
+ o->update_source_latency_range(o);
}
+
+ pa_source_invalidate_requested_latency(s, FALSE);
}
-void pa_source_get_latency_range(pa_source *s, pa_usec_t *min_latency, pa_usec_t *max_latency) {
- pa_source_assert_ref(s);
- pa_assert(min_latency);
- pa_assert(max_latency);
+/* Called from main thread, before the source is put */
+void pa_source_set_fixed_latency(pa_source *s, pa_usec_t latency) {
+ pa_source_assert_ref(s);
+ pa_assert_ctl_context();
- if (PA_SOURCE_IS_LINKED(s->state)) {
- pa_usec_t r[2] = { 0, 0 };
+ if (s->flags & PA_SOURCE_DYNAMIC_LATENCY) {
+ pa_assert(latency == 0);
+ return;
+ }
- pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_LATENCY_RANGE, r, 0, NULL) == 0);
+ if (latency < ABSOLUTE_MIN_LATENCY)
+ latency = ABSOLUTE_MIN_LATENCY;
- *min_latency = r[0];
- *max_latency = r[1];
- } else {
- *min_latency = s->thread_info.min_latency;
- *max_latency = s->thread_info.max_latency;
- }
+ if (latency > ABSOLUTE_MAX_LATENCY)
+ latency = ABSOLUTE_MAX_LATENCY;
+
+ if (PA_SOURCE_IS_LINKED(s->state))
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_FIXED_LATENCY, NULL, (int64_t) latency, NULL) == 0);
+ else
+ s->thread_info.fixed_latency = latency;
}
-/* Called from IO thread */
-void pa_source_update_latency_range(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency) {
- pa_source_output *o;
- void *state = NULL;
+/* Called from main thread */
+pa_usec_t pa_source_get_fixed_latency(pa_source *s) {
+ pa_usec_t latency;
pa_source_assert_ref(s);
+ pa_assert_ctl_context();
- pa_assert(!min_latency || !max_latency ||
- min_latency <= max_latency);
+ if (s->flags & PA_SOURCE_DYNAMIC_LATENCY)
+ return 0;
- s->thread_info.min_latency = min_latency;
- s->thread_info.max_latency = max_latency;
+ if (PA_SOURCE_IS_LINKED(s->state))
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_FIXED_LATENCY, &latency, 0, NULL) == 0);
+ else
+ latency = s->thread_info.fixed_latency;
+
+ return latency;
+}
+
+/* Called from IO thread */
+void pa_source_set_fixed_latency_within_thread(pa_source *s, pa_usec_t latency) {
+ pa_source_assert_ref(s);
+ pa_source_assert_io_context(s);
+
+ if (s->flags & PA_SOURCE_DYNAMIC_LATENCY) {
+ pa_assert(latency == 0);
+ return;
+ }
+
+ pa_assert(latency >= ABSOLUTE_MIN_LATENCY);
+ pa_assert(latency <= ABSOLUTE_MAX_LATENCY);
+
+ if (s->thread_info.fixed_latency == latency)
+ return;
- while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL)))
- if (o->update_source_latency_range)
- o->update_source_latency_range(o);
+ s->thread_info.fixed_latency = latency;
- pa_source_invalidate_requested_latency(s);
+ if (PA_SOURCE_IS_LINKED(s->thread_info.state)) {
+ pa_source_output *o;
+ void *state = NULL;
+
+ PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state)
+ if (o->update_source_fixed_latency)
+ o->update_source_fixed_latency(o);
+ }
+
+ pa_source_invalidate_requested_latency(s, FALSE);
}
+/* Called from main thread */
size_t pa_source_get_max_rewind(pa_source *s) {
size_t r;
+ pa_assert_ctl_context();
pa_source_assert_ref(s);
if (!PA_SOURCE_IS_LINKED(s->state))
return r;
}
+
+/* Called from main context */
+int pa_source_set_port(pa_source *s, const char *name, pa_bool_t save) {
+ pa_device_port *port;
+
+ pa_assert(s);
+ pa_assert_ctl_context();
+
+ if (!s->set_port) {
+ pa_log_debug("set_port() operation not implemented for source %u \"%s\"", s->index, s->name);
+ return -PA_ERR_NOTIMPLEMENTED;
+ }
+
+ if (!s->ports)
+ return -PA_ERR_NOENTITY;
+
+ if (!(port = pa_hashmap_get(s->ports, name)))
+ return -PA_ERR_NOENTITY;
+
+ if (s->active_port == port) {
+ s->save_port = s->save_port || save;
+ return 0;
+ }
+
+ if ((s->set_port(s, port)) < 0)
+ return -PA_ERR_NOENTITY;
+
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+
+ pa_log_info("Changed port of source %u \"%s\" to %s", s->index, s->name, port->name);
+
+ s->active_port = port;
+ s->save_port = save;
+
+ pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SOURCE_PORT_CHANGED], s);
+
+ return 0;
+}