#include <stdio.h>
#include <stdlib.h>
-#include <string.h>
+#include <pulse/format.h>
#include <pulse/utf8.h>
#include <pulse/xmalloc.h>
#include <pulse/timeval.h>
#include <pulsecore/namereg.h>
#include <pulsecore/core-subscribe.h>
#include <pulsecore/log.h>
-#include <pulsecore/sample-util.h>
+#include <pulsecore/mix.h>
#include <pulsecore/flist.h>
#include "source.h"
pa_zero(*data);
data->proplist = pa_proplist_new();
+ data->ports = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) pa_device_port_unref);
return data;
}
data->channel_map = *map;
}
+void pa_source_new_data_set_alternate_sample_rate(pa_source_new_data *data, const uint32_t alternate_sample_rate) {
+ pa_assert(data);
+
+ data->alternate_sample_rate_is_set = true;
+ data->alternate_sample_rate = alternate_sample_rate;
+}
+
void pa_source_new_data_set_volume(pa_source_new_data *data, const pa_cvolume *volume) {
pa_assert(data);
data->volume = *volume;
}
-void pa_source_new_data_set_muted(pa_source_new_data *data, pa_bool_t mute) {
+void pa_source_new_data_set_muted(pa_source_new_data *data, bool mute) {
pa_assert(data);
- data->muted_is_set = TRUE;
+ data->muted_is_set = true;
data->muted = !!mute;
}
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);
- }
+ if (data->ports)
+ pa_hashmap_free(data->ports);
pa_xfree(data->name);
pa_xfree(data->active_port);
s->set_state = NULL;
s->get_volume = NULL;
s->set_volume = NULL;
+ s->write_volume = NULL;
s->get_mute = NULL;
s->set_mute = NULL;
s->update_requested_latency = NULL;
s->set_port = NULL;
s->get_formats = NULL;
+ s->update_rate = NULL;
}
/* Called from main context */
if (!data->volume_is_set) {
pa_cvolume_reset(&data->volume, data->sample_spec.channels);
- data->save_volume = FALSE;
+ data->save_volume = false;
}
pa_return_null_if_fail(pa_cvolume_valid(&data->volume));
pa_return_null_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec));
if (!data->muted_is_set)
- data->muted = FALSE;
+ data->muted = false;
if (data->card)
pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->card->proplist);
- pa_device_init_description(data->proplist);
- pa_device_init_icon(data->proplist, FALSE);
+ pa_device_init_description(data->proplist, data->card);
+ 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) {
s->state = PA_SOURCE_INIT;
s->flags = flags;
s->priority = 0;
- s->suspend_cause = 0;
+ s->suspend_cause = data->suspend_cause;
+ pa_source_set_mixer_dirty(s, false);
s->name = pa_xstrdup(name);
s->proplist = pa_proplist_copy(data->proplist);
s->driver = pa_xstrdup(pa_path_get_filename(data->driver));
s->sample_spec = data->sample_spec;
s->channel_map = data->channel_map;
+ s->default_sample_rate = s->sample_spec.rate;
+
+ if (data->alternate_sample_rate_is_set)
+ s->alternate_sample_rate = data->alternate_sample_rate;
+ else
+ s->alternate_sample_rate = s->core->alternate_sample_rate;
+
+ if (s->sample_spec.rate == s->alternate_sample_rate) {
+ pa_log_warn("Default and alternate sample rates are the same.");
+ s->alternate_sample_rate = 0;
+ }
s->outputs = pa_idxset_new(NULL, NULL);
s->n_corked = 0;
s->base_volume = PA_VOLUME_NORM;
s->n_volume_steps = PA_VOLUME_NORM+1;
s->muted = data->muted;
- s->refresh_volume = s->refresh_muted = FALSE;
+ s->refresh_volume = s->refresh_muted = false;
reset_callbacks(s);
s->userdata = NULL;
data->ports = NULL;
s->active_port = NULL;
- s->save_port = FALSE;
+ s->save_port = false;
- if (data->active_port && s->ports)
+ if (data->active_port)
if ((s->active_port = pa_hashmap_get(s->ports, data->active_port)))
s->save_port = data->save_port;
- if (!s->active_port && s->ports) {
+ if (!s->active_port) {
void *state;
pa_device_port *p;
- PA_HASHMAP_FOREACH(p, s->ports, state)
+ PA_HASHMAP_FOREACH(p, s->ports, state) {
+ if (p->available == PA_AVAILABLE_NO)
+ continue;
+
if (!s->active_port || p->priority > s->active_port->priority)
s->active_port = p;
+ }
+
+ if (!s->active_port) {
+ PA_HASHMAP_FOREACH(p, s->ports, state)
+ if (!s->active_port || p->priority > s->active_port->priority)
+ s->active_port = p;
+ }
}
+ if (s->active_port)
+ s->latency_offset = s->active_port->latency_offset;
+ else
+ s->latency_offset = 0;
+
s->save_volume = data->save_volume;
s->save_muted = data->save_muted;
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.outputs = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL,
+ (pa_free_cb_t) pa_source_output_unref);
s->thread_info.soft_volume = s->soft_volume;
s->thread_info.soft_muted = s->muted;
s->thread_info.state = s->state;
s->thread_info.max_rewind = 0;
- s->thread_info.requested_latency_valid = FALSE;
+ s->thread_info.requested_latency_valid = false;
s->thread_info.requested_latency = 0;
s->thread_info.min_latency = ABSOLUTE_MIN_LATENCY;
s->thread_info.max_latency = ABSOLUTE_MAX_LATENCY;
PA_LLIST_HEAD_INIT(pa_source_volume_change, s->thread_info.volume_changes);
s->thread_info.volume_changes_tail = NULL;
pa_sw_cvolume_multiply(&s->thread_info.current_hw_volume, &s->soft_volume, &s->real_volume);
- s->thread_info.volume_change_safety_margin = core->sync_volume_safety_margin_usec;
- s->thread_info.volume_change_extra_delay = core->sync_volume_extra_delay_usec;
+ s->thread_info.volume_change_safety_margin = core->deferred_volume_safety_margin_usec;
+ s->thread_info.volume_change_extra_delay = core->deferred_volume_extra_delay_usec;
+ s->thread_info.latency_offset = s->latency_offset;
/* FIXME: This should probably be moved to pa_source_put() */
pa_assert_se(pa_idxset_put(core->sources, s, &s->index) >= 0);
/* Called from main context */
static int source_set_state(pa_source *s, pa_source_state_t state) {
int ret;
- pa_bool_t suspend_change;
+ bool suspend_change;
pa_source_state_t original_state;
pa_assert(s);
s->state = state;
- if (state != PA_SOURCE_UNLINKED) { /* if we enter UNLINKED state pa_source_unlink() will fire the apropriate events */
+ if (state != PA_SOURCE_UNLINKED) { /* if we enter UNLINKED state pa_source_unlink() will fire the appropriate events */
pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SOURCE_STATE_CHANGED], s);
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE | PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
return 0;
}
+void pa_source_set_get_volume_callback(pa_source *s, pa_source_cb_t cb) {
+ pa_assert(s);
+
+ s->get_volume = cb;
+}
+
+void pa_source_set_set_volume_callback(pa_source *s, pa_source_cb_t cb) {
+ pa_source_flags_t flags;
+
+ pa_assert(s);
+ pa_assert(!s->write_volume || cb);
+
+ s->set_volume = cb;
+
+ /* Save the current flags so we can tell if they've changed */
+ flags = s->flags;
+
+ if (cb) {
+ /* The source implementor is responsible for setting decibel volume support */
+ s->flags |= PA_SOURCE_HW_VOLUME_CTRL;
+ } else {
+ s->flags &= ~PA_SOURCE_HW_VOLUME_CTRL;
+ /* See note below in pa_source_put() about volume sharing and decibel volumes */
+ pa_source_enable_decibel_volume(s, !(s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER));
+ }
+
+ /* If the flags have changed after init, let any clients know via a change event */
+ if (s->state != PA_SOURCE_INIT && flags != s->flags)
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+}
+
+void pa_source_set_write_volume_callback(pa_source *s, pa_source_cb_t cb) {
+ pa_source_flags_t flags;
+
+ pa_assert(s);
+ pa_assert(!cb || s->set_volume);
+
+ s->write_volume = cb;
+
+ /* Save the current flags so we can tell if they've changed */
+ flags = s->flags;
+
+ if (cb)
+ s->flags |= PA_SOURCE_DEFERRED_VOLUME;
+ else
+ s->flags &= ~PA_SOURCE_DEFERRED_VOLUME;
+
+ /* If the flags have changed after init, let any clients know via a change event */
+ if (s->state != PA_SOURCE_INIT && flags != s->flags)
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+}
+
+void pa_source_set_get_mute_callback(pa_source *s, pa_source_cb_t cb) {
+ pa_assert(s);
+
+ s->get_mute = cb;
+}
+
+void pa_source_set_set_mute_callback(pa_source *s, pa_source_cb_t cb) {
+ pa_source_flags_t flags;
+
+ pa_assert(s);
+
+ s->set_mute = cb;
+
+ /* Save the current flags so we can tell if they've changed */
+ flags = s->flags;
+
+ if (cb)
+ s->flags |= PA_SOURCE_HW_MUTE_CTRL;
+ else
+ s->flags &= ~PA_SOURCE_HW_MUTE_CTRL;
+
+ /* If the flags have changed after init, let any clients know via a change event */
+ if (s->state != PA_SOURCE_INIT && flags != s->flags)
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+}
+
+static void enable_flat_volume(pa_source *s, bool enable) {
+ pa_source_flags_t flags;
+
+ pa_assert(s);
+
+ /* Always follow the overall user preference here */
+ enable = enable && s->core->flat_volumes;
+
+ /* Save the current flags so we can tell if they've changed */
+ flags = s->flags;
+
+ if (enable)
+ s->flags |= PA_SOURCE_FLAT_VOLUME;
+ else
+ s->flags &= ~PA_SOURCE_FLAT_VOLUME;
+
+ /* If the flags have changed after init, let any clients know via a change event */
+ if (s->state != PA_SOURCE_INIT && flags != s->flags)
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+}
+
+void pa_source_enable_decibel_volume(pa_source *s, bool enable) {
+ pa_source_flags_t flags;
+
+ pa_assert(s);
+
+ /* Save the current flags so we can tell if they've changed */
+ flags = s->flags;
+
+ if (enable) {
+ s->flags |= PA_SOURCE_DECIBEL_VOLUME;
+ enable_flat_volume(s, true);
+ } else {
+ s->flags &= ~PA_SOURCE_DECIBEL_VOLUME;
+ enable_flat_volume(s, false);
+ }
+
+ /* If the flags have changed after init, let any clients know via a change event */
+ if (s->state != PA_SOURCE_INIT && flags != s->flags)
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+}
+
/* Called from main context */
void pa_source_put(pa_source *s) {
pa_source_assert_ref(s);
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(). */
+ * special exception we allow some volume related flags to be set
+ * between _new() and _put() by the callback setter functions above.
+ *
+ * Thus we implement a couple safeguards here which ensure the above
+ * setters were used (or at least the implementor made manual changes
+ * in a compatible way).
+ *
+ * Note: All of these flags set here can change over the life time
+ * of the source. */
+ pa_assert(!(s->flags & PA_SOURCE_HW_VOLUME_CTRL) || s->set_volume);
+ pa_assert(!(s->flags & PA_SOURCE_DEFERRED_VOLUME) || s->write_volume);
+ pa_assert(!(s->flags & PA_SOURCE_HW_MUTE_CTRL) || s->set_mute);
/* XXX: Currently decibel volume is disabled for all sources that use volume
* sharing. When the master source supports decibel volume, it would be good
* a master source to another. One solution for this problem would be to
* remove user-visible volume altogether from filter sources when volume
* sharing is used, but the current approach was easier to implement... */
+ /* We always support decibel volumes in software, otherwise we leave it to
+ * the source implementor to set this flag as needed.
+ *
+ * Note: This flag can also change over the life time of the source. */
if (!(s->flags & PA_SOURCE_HW_VOLUME_CTRL) && !(s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER))
- s->flags |= PA_SOURCE_DECIBEL_VOLUME;
+ pa_source_enable_decibel_volume(s, true);
- if ((s->flags & PA_SOURCE_DECIBEL_VOLUME) && s->core->flat_volumes)
- s->flags |= PA_SOURCE_FLAT_VOLUME;
+ /* If the source implementor support DB volumes by itself, we should always
+ * try and enable flat volumes too */
+ if ((s->flags & PA_SOURCE_DECIBEL_VOLUME))
+ enable_flat_volume(s, true);
if (s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER) {
- pa_source *root_source = s->output_from_master->source;
+ pa_source *root_source = pa_source_get_master(s);
- while (root_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)
- root_source = root_source->output_from_master->source;
+ pa_assert(PA_LIKELY(root_source));
s->reference_volume = root_source->reference_volume;
pa_cvolume_remap(&s->reference_volume, &root_source->channel_map, &s->channel_map);
&& ((s->flags & PA_SOURCE_DECIBEL_VOLUME || (s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)))));
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(!(s->flags & PA_SOURCE_HW_VOLUME_CTRL) || s->set_volume);
- pa_assert(!(s->flags & PA_SOURCE_SYNC_VOLUME) || (s->flags & PA_SOURCE_HW_VOLUME_CTRL));
- pa_assert(!(s->flags & PA_SOURCE_SYNC_VOLUME) || s->write_volume);
- pa_assert(!(s->flags & PA_SOURCE_HW_MUTE_CTRL) || s->set_mute);
- pa_assert_se(source_set_state(s, PA_SOURCE_IDLE) == 0);
+ if (s->suspend_cause)
+ pa_assert_se(source_set_state(s, PA_SOURCE_SUSPENDED) == 0);
+ else
+ 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_PUT], s);
/* Called from main context */
void pa_source_unlink(pa_source *s) {
- pa_bool_t linked;
+ bool linked;
pa_source_output *o, *j = NULL;
pa_assert(s);
/* Called from main context */
static void source_free(pa_object *o) {
- pa_source_output *so;
pa_source *s = PA_SOURCE(o);
pa_assert(s);
pa_log_info("Freeing source %u \"%s\"", s->index, s->name);
- pa_idxset_free(s->outputs, NULL, NULL);
-
- while ((so = pa_hashmap_steal_first(s->thread_info.outputs)))
- pa_source_output_unref(so);
-
- pa_hashmap_free(s->thread_info.outputs, NULL, NULL);
+ pa_idxset_free(s->outputs, NULL);
+ pa_hashmap_free(s->thread_info.outputs);
if (s->silence.memblock)
pa_memblock_unref(s->silence.memblock);
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);
- }
+ if (s->ports)
+ pa_hashmap_free(s->ports);
pa_xfree(s);
}
/* 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_flags_t old_flags;
+ pa_source_output *output;
+ uint32_t idx;
+
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);
+ old_flags = s->flags;
s->flags = (s->flags & ~mask) | (value & mask);
+
+ if (s->flags == old_flags)
+ return;
+
+ if ((s->flags & PA_SOURCE_LATENCY) != (old_flags & PA_SOURCE_LATENCY))
+ pa_log_debug("Source %s: LATENCY flag %s.", s->name, (s->flags & PA_SOURCE_LATENCY) ? "enabled" : "disabled");
+
+ if ((s->flags & PA_SOURCE_DYNAMIC_LATENCY) != (old_flags & PA_SOURCE_DYNAMIC_LATENCY))
+ pa_log_debug("Source %s: DYNAMIC_LATENCY flag %s.",
+ s->name, (s->flags & PA_SOURCE_DYNAMIC_LATENCY) ? "enabled" : "disabled");
+
+ 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_FLAGS_CHANGED], s);
+
+ PA_IDXSET_FOREACH(output, s->outputs, idx) {
+ if (output->destination_source)
+ pa_source_update_flags(output->destination_source, mask, value);
+ }
}
/* Called from IO context, or before _put() from main context */
return source_set_state(s, pa_source_used_by(s) ? PA_SOURCE_RUNNING : PA_SOURCE_IDLE);
}
+/* Called from any context - must be threadsafe */
+void pa_source_set_mixer_dirty(pa_source *s, bool is_dirty) {
+ pa_atomic_store(&s->mixer_dirty, is_dirty ? 1 : 0);
+}
+
/* Called from main context */
-int pa_source_suspend(pa_source *s, pa_bool_t suspend, pa_suspend_cause_t cause) {
+int pa_source_suspend(pa_source *s, bool suspend, pa_suspend_cause_t cause) {
pa_source_assert_ref(s);
pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
else
s->suspend_cause &= ~cause;
+ if (!(s->suspend_cause & PA_SUSPEND_SESSION) && (pa_atomic_load(&s->mixer_dirty) != 0)) {
+ /* This might look racy but isn't: If somebody sets mixer_dirty exactly here,
+ it'll be handled just fine. */
+ pa_source_set_mixer_dirty(s, false);
+ pa_log_debug("Mixer is now accessible. Updating alsa mixer settings.");
+ if (s->active_port && s->set_port) {
+ if (s->flags & PA_SOURCE_DEFERRED_VOLUME) {
+ struct source_message_set_port msg = { .port = s->active_port, .ret = 0 };
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_PORT, &msg, 0, NULL) == 0);
+ }
+ else
+ s->set_port(s, s->active_port);
+ }
+ else {
+ if (s->set_mute)
+ s->set_mute(s);
+ if (s->set_volume)
+ s->set_volume(s);
+ }
+ }
+
if ((pa_source_get_state(s) == PA_SOURCE_SUSPENDED) == !!s->suspend_cause)
return 0;
}
/* Called from main context */
-void pa_source_move_all_finish(pa_source *s, pa_queue *q, pa_bool_t save) {
+void pa_source_move_all_finish(pa_source *s, pa_queue *q, bool save) {
pa_source_output *o;
pa_source_assert_ref(s);
pa_source_output_unref(o);
}
- pa_queue_free(q, NULL, NULL);
+ pa_queue_free(q, NULL);
}
/* Called from main context */
pa_source_output_unref(o);
}
- pa_queue_free(q, NULL, NULL);
+ pa_queue_free(q, NULL);
}
/* Called from IO thread context */
pa_source_output_push(o, chunk);
}
+/* Called from main thread */
+int pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
+ int ret;
+ uint32_t desired_rate = rate;
+ uint32_t default_rate = s->default_sample_rate;
+ uint32_t alternate_rate = s->alternate_sample_rate;
+ bool use_alternate = false;
+
+ if (rate == s->sample_spec.rate)
+ return 0;
+
+ if (!s->update_rate && !s->monitor_of)
+ return -1;
+
+ if (PA_UNLIKELY(default_rate == alternate_rate && !passthrough)) {
+ pa_log_debug("Default and alternate sample rates are the same.");
+ return -1;
+ }
+
+ if (PA_SOURCE_IS_RUNNING(s->state)) {
+ pa_log_info("Cannot update rate, SOURCE_IS_RUNNING, will keep using %u Hz",
+ s->sample_spec.rate);
+ return -1;
+ }
+
+ if (s->monitor_of) {
+ if (PA_SINK_IS_RUNNING(s->monitor_of->state)) {
+ pa_log_info("Cannot update rate, this is a monitor source and the sink is running.");
+ return -1;
+ }
+ }
+
+ if (PA_UNLIKELY(!pa_sample_rate_valid(desired_rate)))
+ return -1;
+
+ if (!passthrough) {
+ pa_assert((default_rate % 4000 == 0) || (default_rate % 11025 == 0));
+ pa_assert((alternate_rate % 4000 == 0) || (alternate_rate % 11025 == 0));
+
+ if (default_rate % 11025 == 0) {
+ if ((alternate_rate % 4000 == 0) && (desired_rate % 4000 == 0))
+ use_alternate=true;
+ } else {
+ /* default is 4000 multiple */
+ if ((alternate_rate % 11025 == 0) && (desired_rate % 11025 == 0))
+ use_alternate=true;
+ }
+
+ if (use_alternate)
+ desired_rate = alternate_rate;
+ else
+ desired_rate = default_rate;
+ } else {
+ desired_rate = rate; /* use stream sampling rate, discard default/alternate settings */
+ }
+
+ if (desired_rate == s->sample_spec.rate)
+ return -1;
+
+ if (!passthrough && pa_source_used_by(s) > 0)
+ return -1;
+
+ pa_log_debug("Suspending source %s due to changing the sample rate.", s->name);
+ pa_source_suspend(s, true, PA_SUSPEND_INTERNAL);
+
+ if (s->update_rate)
+ ret = s->update_rate(s, desired_rate);
+ else {
+ /* This is a monitor source. */
+
+ /* XXX: This code is written with non-passthrough streams in mind. I
+ * have no idea whether the behaviour with passthrough streams is
+ * sensible. */
+ if (!passthrough) {
+ uint32_t old_rate = s->sample_spec.rate;
+
+ s->sample_spec.rate = desired_rate;
+ ret = pa_sink_update_rate(s->monitor_of, desired_rate, false);
+
+ if (ret < 0) {
+ /* Changing the sink rate failed, roll back the old rate for
+ * the monitor source. Why did we set the source rate before
+ * calling pa_sink_update_rate(), you may ask. The reason is
+ * that pa_sink_update_rate() tries to update the monitor
+ * source rate, but we are already in the process of updating
+ * the monitor source rate, so there's a risk of entering an
+ * infinite loop. Setting the source rate before calling
+ * pa_sink_update_rate() makes the rate == s->sample_spec.rate
+ * check in the beginning of this function return early, so we
+ * avoid looping. */
+ s->sample_spec.rate = old_rate;
+ }
+ } else
+ ret = -1;
+ }
+
+ if (ret >= 0) {
+ uint32_t idx;
+ pa_source_output *o;
+
+ PA_IDXSET_FOREACH(o, s->outputs, idx) {
+ if (o->state == PA_SOURCE_OUTPUT_CORKED)
+ pa_source_output_update_rate(o);
+ }
+
+ pa_log_info("Changed sampling rate successfully");
+ }
+
+ pa_source_suspend(s, false, PA_SUSPEND_INTERNAL);
+
+ return ret;
+}
+
/* Called from main thread */
pa_usec_t pa_source_get_latency(pa_source *s) {
pa_usec_t usec;
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_LATENCY, &usec, 0, NULL) == 0);
+ /* usec is unsigned, so check that the offset can be added to usec without
+ * underflowing. */
+ if (-s->latency_offset <= (int64_t) usec)
+ usec += s->latency_offset;
+ else
+ usec = 0;
+
return usec;
}
if (o->process_msg(o, PA_SOURCE_MESSAGE_GET_LATENCY, &usec, 0, NULL) < 0)
return -1;
+ /* usec is unsigned, so check that the offset can be added to usec without
+ * underflowing. */
+ if (-s->thread_info.latency_offset <= (int64_t) usec)
+ usec += s->thread_info.latency_offset;
+ else
+ usec = 0;
+
return usec;
}
* When a source uses volume sharing, it never has the PA_SOURCE_FLAT_VOLUME flag
* set. Instead, flat volume mode is detected by checking whether the root source
* has the flag set. */
-pa_bool_t pa_source_flat_volume_enabled(pa_source *s) {
+bool pa_source_flat_volume_enabled(pa_source *s) {
+ pa_source_assert_ref(s);
+
+ s = pa_source_get_master(s);
+
+ if (PA_LIKELY(s))
+ return (s->flags & PA_SOURCE_FLAT_VOLUME);
+ else
+ return false;
+}
+
+/* Called from the main thread (and also from the IO thread while the main
+ * thread is waiting). */
+pa_source *pa_source_get_master(pa_source *s) {
pa_source_assert_ref(s);
- while (s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)
+ while (s && (s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)) {
+ if (PA_UNLIKELY(!s->output_from_master))
+ return NULL;
+
s = s->output_from_master->source;
+ }
- return (s->flags & PA_SOURCE_FLAT_VOLUME);
+ return s;
}
/* Called from main context */
-pa_bool_t pa_source_is_passthrough(pa_source *s) {
+bool pa_source_is_passthrough(pa_source *s) {
pa_source_assert_ref(s);
return (s->monitor_of && pa_sink_is_passthrough(s->monitor_of));
}
+/* Called from main context */
+void pa_source_enter_passthrough(pa_source *s) {
+ pa_cvolume volume;
+
+ /* set the volume to NORM */
+ s->saved_volume = *pa_source_get_volume(s, true);
+ s->saved_save_volume = s->save_volume;
+
+ pa_cvolume_set(&volume, s->sample_spec.channels, PA_MIN(s->base_volume, PA_VOLUME_NORM));
+ pa_source_set_volume(s, &volume, true, false);
+}
+
+/* Called from main context */
+void pa_source_leave_passthrough(pa_source *s) {
+ /* Restore source volume to what it was before we entered passthrough mode */
+ pa_source_set_volume(s, &s->saved_volume, true, s->saved_save_volume);
+
+ pa_cvolume_init(&s->saved_volume);
+ s->saved_save_volume = false;
+}
+
/* Called from main context. */
static void compute_reference_ratio(pa_source_output *o) {
unsigned c = 0;
/* Ignore this output. The origin source uses volume sharing, so this
* output's volume will be set to be equal to the root source's real
- * volume. Obviously this outputs's current volume must not then
+ * volume. Obviously this output's current volume must not then
* affect what the root source's real volume will be. */
continue;
}
/* Called from main thread. Only called for the root source in volume sharing
* cases, except for internal recursive calls. */
-static pa_bool_t has_outputs(pa_source *s) {
+static bool has_outputs(pa_source *s) {
pa_source_output *o;
uint32_t idx;
PA_IDXSET_FOREACH(o, s->outputs, idx) {
if (!o->destination_source || !(o->destination_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER) || has_outputs(o->destination_source))
- return TRUE;
+ return true;
}
- return FALSE;
+ return false;
}
/* Called from main thread. Only called for the root source in volume sharing
/* Called from main thread. Only called for the root source in volume sharing
* cases, except for internal recursive calls. The return value indicates
* whether any reference volume actually changed. */
-static pa_bool_t update_reference_volume(pa_source *s, const pa_cvolume *v, const pa_channel_map *channel_map, pa_bool_t save) {
+static bool update_reference_volume(pa_source *s, const pa_cvolume *v, const pa_channel_map *channel_map, bool save) {
pa_cvolume volume;
- pa_bool_t reference_volume_changed;
+ bool reference_volume_changed;
pa_source_output *o;
uint32_t idx;
* due to rounding errors. If that happens, we still want to propagate
* the changed root source volume to the sources connected to the
* intermediate source that didn't change its volume. This theoretical
- * possiblity is the reason why we have that !(s->flags &
+ * possibility is the reason why we have that !(s->flags &
* PA_SOURCE_SHARE_VOLUME_WITH_MASTER) condition. Probably nobody would
- * notice even if we returned here FALSE always if
- * reference_volume_changed is FALSE. */
- return FALSE;
+ * notice even if we returned here false always if
+ * reference_volume_changed is false. */
+ return false;
PA_IDXSET_FOREACH(o, s->outputs, idx) {
if (o->destination_source && (o->destination_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER))
- update_reference_volume(o->destination_source, v, channel_map, FALSE);
+ update_reference_volume(o->destination_source, v, channel_map, false);
}
- return TRUE;
+ return true;
}
/* Called from main thread */
void pa_source_set_volume(
pa_source *s,
const pa_cvolume *volume,
- pa_bool_t send_msg,
- pa_bool_t save) {
+ bool send_msg,
+ bool save) {
pa_cvolume new_reference_volume;
- pa_source *root_source = s;
+ pa_source *root_source;
pa_source_assert_ref(s);
pa_assert_ctl_context();
pa_assert(volume || pa_source_flat_volume_enabled(s));
pa_assert(!volume || volume->channels == 1 || pa_cvolume_compatible(volume, &s->sample_spec));
- /* make sure we don't change the volume when a PASSTHROUGH output is connected */
- if (pa_source_is_passthrough(s)) {
- /* FIXME: Need to notify client that volume control is disabled */
- pa_log_warn("Cannot change volume, Source is monitor of a PASSTHROUGH sink");
+ /* make sure we don't change the volume in PASSTHROUGH mode ...
+ * ... *except* if we're being invoked to reset the volume to ensure 0 dB gain */
+ if (pa_source_is_passthrough(s) && (!volume || !pa_cvolume_is_norm(volume))) {
+ pa_log_warn("Cannot change volume, source is monitor of a PASSTHROUGH sink");
return;
}
/* In case of volume sharing, the volume is set for the root source first,
* from which it's then propagated to the sharing sources. */
- while (root_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)
- root_source = root_source->output_from_master->source;
+ root_source = pa_source_get_master(s);
+
+ if (PA_UNLIKELY(!root_source))
+ return;
/* As a special exception we accept mono volumes on all sources --
* even on those with more complex channel maps */
}
pa_cvolume_remap(&new_reference_volume, &s->channel_map, &root_source->channel_map);
- }
-
- /* If volume is NULL we synchronize the source's real and reference
- * volumes with the stream volumes. If it is not NULL we update
- * the reference_volume with it. */
- if (volume) {
if (update_reference_volume(root_source, &new_reference_volume, &root_source->channel_map, save)) {
if (pa_source_flat_volume_enabled(root_source)) {
/* OK, propagate this volume change back to the outputs */
}
} else {
+ /* If volume is NULL we synchronize the source's real and
+ * reference volumes with the stream volumes. */
+
pa_assert(pa_source_flat_volume_enabled(root_source));
/* Ok, let's determine the new real volume */
/* Let's 'push' the reference volume if necessary */
pa_cvolume_merge(&new_reference_volume, &s->reference_volume, &root_source->real_volume);
+ /* If the source and its root don't have the same number of channels, we need to remap */
+ if (s != root_source && !pa_channel_map_equal(&s->channel_map, &root_source->channel_map))
+ pa_cvolume_remap(&new_reference_volume, &s->channel_map, &root_source->channel_map);
update_reference_volume(root_source, &new_reference_volume, &root_source->channel_map, save);
/* Now that the reference volume is updated, we can update the streams'
* apply one to root_source->soft_volume */
pa_cvolume_reset(&root_source->soft_volume, root_source->sample_spec.channels);
- if (!(root_source->flags & PA_SOURCE_SYNC_VOLUME))
+ if (!(root_source->flags & PA_SOURCE_DEFERRED_VOLUME))
root_source->set_volume(root_source);
} else
pa_source_assert_ref(s);
pa_assert(!(s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER));
- if (s->flags & PA_SOURCE_SYNC_VOLUME)
+ if (s->flags & PA_SOURCE_DEFERRED_VOLUME)
pa_source_assert_io_context(s);
else
pa_assert_ctl_context();
else
s->soft_volume = *volume;
- if (PA_SOURCE_IS_LINKED(s->state) && !(s->flags & PA_SOURCE_SYNC_VOLUME))
+ if (PA_SOURCE_IS_LINKED(s->state) && !(s->flags & PA_SOURCE_DEFERRED_VOLUME))
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 = s->soft_volume;
return;
/* 1. Make the real volume the reference volume */
- update_reference_volume(s, &s->real_volume, &s->channel_map, TRUE);
+ update_reference_volume(s, &s->real_volume, &s->channel_map, true);
}
if (pa_source_flat_volume_enabled(s)) {
* to save changed hw settings given that hw volume changes not
* triggered by PA are almost certainly done by the user. */
if (!(s->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER))
- s->save_volume = TRUE;
+ s->save_volume = true;
}
/* Called from io thread */
}
/* Called from main thread */
-const pa_cvolume *pa_source_get_volume(pa_source *s, pa_bool_t force_refresh) {
+const pa_cvolume *pa_source_get_volume(pa_source *s, bool force_refresh) {
pa_source_assert_ref(s);
pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
old_real_volume = s->real_volume;
- if (!(s->flags & PA_SOURCE_SYNC_VOLUME) && s->get_volume)
+ if (!(s->flags & PA_SOURCE_DEFERRED_VOLUME) && 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);
}
/* Called from main thread */
-void pa_source_set_mute(pa_source *s, pa_bool_t mute, pa_bool_t save) {
- pa_bool_t old_muted;
+void pa_source_set_mute(pa_source *s, bool mute, bool save) {
+ bool old_muted;
pa_source_assert_ref(s);
pa_assert_ctl_context();
s->muted = mute;
s->save_muted = (old_muted == s->muted && s->save_muted) || save;
- if (!(s->flags & PA_SOURCE_SYNC_VOLUME) && s->set_mute)
+ if (!(s->flags & PA_SOURCE_DEFERRED_VOLUME) && s->set_mute)
s->set_mute(s);
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_MUTE, NULL, 0, NULL) == 0);
}
/* Called from main thread */
-pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) {
+bool pa_source_get_mute(pa_source *s, bool 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_bool_t old_muted = s->muted;
+ bool old_muted = s->muted;
- if (!(s->flags & PA_SOURCE_SYNC_VOLUME) && s->get_mute)
+ if (!(s->flags & PA_SOURCE_DEFERRED_VOLUME) && s->get_mute)
s->get_mute(s);
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) {
- s->save_muted = TRUE;
+ s->save_muted = true;
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
/* Called from main thread */
-void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted) {
+void pa_source_mute_changed(pa_source *s, bool new_muted) {
pa_source_assert_ref(s);
pa_assert_ctl_context();
pa_assert(PA_SOURCE_IS_LINKED(s->state));
return;
s->muted = new_muted;
- s->save_muted = TRUE;
+ 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) {
+bool pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_proplist *p) {
pa_source_assert_ref(s);
pa_assert_ctl_context();
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
- return TRUE;
+ return true;
}
/* Called from main thread */
/* 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.
+ * towards our busy status.
*/
if (!PA_SOURCE_OUTPUT_IS_LINKED(st))
continue;
continue;
o->thread_info.soft_volume = o->soft_volume;
- //pa_source_output_request_rewind(o, 0, TRUE, FALSE, FALSE);
+ //pa_source_output_request_rewind(o, 0, true, false, false);
}
}
}
pa_assert(!o->thread_info.attached);
- o->thread_info.attached = TRUE;
+ o->thread_info.attached = true;
if (o->attach)
o->attach(o);
o->detach(o);
pa_assert(o->thread_info.attached);
- o->thread_info.attached = FALSE;
+ o->thread_info.attached = false;
if (o->thread_info.direct_on_input) {
pa_hashmap_remove(o->thread_info.direct_on_input->thread_info.direct_outputs, PA_UINT32_TO_PTR(o->index));
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, TRUE);
+ pa_source_invalidate_requested_latency(s, true);
/* In flat volume mode we need to update the volume as
* well */
}
case PA_SOURCE_MESSAGE_SET_SHARED_VOLUME: {
- pa_source *root_source = s;
+ pa_source *root_source = pa_source_get_master(s);
- while (root_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)
- root_source = root_source->output_from_master->source;
+ if (PA_LIKELY(root_source))
+ set_shared_volume_within_thread(root_source);
- set_shared_volume_within_thread(root_source);
return 0;
}
case PA_SOURCE_MESSAGE_SET_VOLUME_SYNCED:
- if (s->flags & PA_SOURCE_SYNC_VOLUME) {
+ if (s->flags & PA_SOURCE_DEFERRED_VOLUME) {
s->set_volume(s);
pa_source_volume_change_push(s);
}
case PA_SOURCE_MESSAGE_GET_VOLUME:
- if ((s->flags & PA_SOURCE_SYNC_VOLUME) && s->get_volume) {
+ if ((s->flags & PA_SOURCE_DEFERRED_VOLUME) && s->get_volume) {
s->get_volume(s);
pa_source_volume_change_flush(s);
pa_sw_cvolume_divide(&s->thread_info.current_hw_volume, &s->real_volume, &s->soft_volume);
s->thread_info.soft_muted = s->muted;
}
- if (s->flags & PA_SOURCE_SYNC_VOLUME && s->set_mute)
+ if (s->flags & PA_SOURCE_DEFERRED_VOLUME && s->set_mute)
s->set_mute(s);
return 0;
case PA_SOURCE_MESSAGE_GET_MUTE:
- if (s->flags & PA_SOURCE_SYNC_VOLUME && s->get_mute)
+ if (s->flags & PA_SOURCE_DEFERRED_VOLUME && s->get_mute)
s->get_mute(s);
return 0;
case PA_SOURCE_MESSAGE_SET_STATE: {
- pa_bool_t suspend_change =
+ bool 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);
return 0;
}
- case PA_SOURCE_MESSAGE_DETACH:
-
- /* Detach all streams */
- pa_source_detach_within_thread(s);
- return 0;
-
- case PA_SOURCE_MESSAGE_ATTACH:
-
- /* Reattach all streams */
- pa_source_attach_within_thread(s);
- return 0;
-
case PA_SOURCE_MESSAGE_GET_REQUESTED_LATENCY: {
pa_usec_t *usec = userdata;
/* This message is sent from IO-thread and handled in main thread. */
pa_assert_ctl_context();
- pa_source_get_volume(s, TRUE);
- pa_source_get_mute(s, TRUE);
+ /* Make sure we're not messing with main thread when no longer linked */
+ if (!PA_SOURCE_IS_LINKED(s->state))
+ return 0;
+
+ pa_source_get_volume(s, true);
+ pa_source_get_mute(s, true);
+ return 0;
+
+ case PA_SOURCE_MESSAGE_SET_LATENCY_OFFSET:
+ s->thread_info.latency_offset = offset;
return 0;
case PA_SOURCE_MESSAGE_MAX:
}
/* Called from main thread */
-int pa_source_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause) {
+int pa_source_suspend_all(pa_core *c, bool suspend, pa_suspend_cause_t cause) {
pa_source *source;
uint32_t idx;
int ret = 0;
return ret;
}
-/* 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);
-}
-
/* Called from IO thread */
void pa_source_detach_within_thread(pa_source *s) {
pa_source_output *o;
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_valid = true;
}
return result;
}
/* Called from IO thread */
-void pa_source_invalidate_requested_latency(pa_source *s, pa_bool_t dynamic) {
+void pa_source_invalidate_requested_latency(pa_source *s, bool dynamic) {
pa_source_output *o;
void *state = NULL;
pa_source_assert_io_context(s);
if ((s->flags & PA_SOURCE_DYNAMIC_LATENCY))
- s->thread_info.requested_latency_valid = FALSE;
+ s->thread_info.requested_latency_valid = false;
else if (dynamic)
return;
o->update_source_latency_range(o);
}
- pa_source_invalidate_requested_latency(s, FALSE);
+ pa_source_invalidate_requested_latency(s, false);
}
/* Called from main thread, before the source is put */
if (s->flags & PA_SOURCE_DYNAMIC_LATENCY) {
pa_assert(latency == 0);
+ s->thread_info.fixed_latency = 0;
+
return;
}
o->update_source_fixed_latency(o);
}
- pa_source_invalidate_requested_latency(s, FALSE);
+ pa_source_invalidate_requested_latency(s, false);
+}
+
+/* Called from main thread */
+void pa_source_set_latency_offset(pa_source *s, int64_t offset) {
+ pa_source_assert_ref(s);
+
+ s->latency_offset = offset;
+
+ if (PA_SOURCE_IS_LINKED(s->state))
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_LATENCY_OFFSET, NULL, offset, NULL) == 0);
+ else
+ s->thread_info.latency_offset = offset;
}
/* Called from main thread */
}
/* Called from main context */
-int pa_source_set_port(pa_source *s, const char *name, pa_bool_t save) {
+int pa_source_set_port(pa_source *s, const char *name, bool save) {
pa_device_port *port;
int ret;
return -PA_ERR_NOTIMPLEMENTED;
}
- if (!s->ports)
+ if (!name)
return -PA_ERR_NOENTITY;
if (!(port = pa_hashmap_get(s->ports, name)))
return 0;
}
- if (s->flags & PA_SOURCE_SYNC_VOLUME) {
+ if (s->flags & PA_SOURCE_DEFERRED_VOLUME) {
struct source_message_set_port msg = { .port = port, .ret = 0 };
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_PORT, &msg, 0, NULL) == 0);
ret = msg.ret;
}
/* Called from the IO thread. */
-pa_bool_t pa_source_volume_change_apply(pa_source *s, pa_usec_t *usec_to_next) {
- pa_usec_t now = pa_rtclock_now();
- pa_bool_t ret = FALSE;
+bool pa_source_volume_change_apply(pa_source *s, pa_usec_t *usec_to_next) {
+ pa_usec_t now;
+ bool ret = false;
pa_assert(s);
+
+ if (!s->thread_info.volume_changes || !PA_SOURCE_IS_LINKED(s->state)) {
+ if (usec_to_next)
+ *usec_to_next = 0;
+ return ret;
+ }
+
pa_assert(s->write_volume);
+ now = pa_rtclock_now();
+
while (s->thread_info.volume_changes && now >= s->thread_info.volume_changes->at) {
pa_source_volume_change *c = s->thread_info.volume_changes;
PA_LLIST_REMOVE(pa_source_volume_change, s->thread_info.volume_changes, c);
pa_log_debug("Volume change to %d at %llu was written %llu usec late",
pa_cvolume_avg(&c->hw_volume), (long long unsigned) c->at, (long long unsigned) (now - c->at));
- ret = TRUE;
+ ret = true;
s->thread_info.current_hw_volume = c->hw_volume;
pa_source_volume_change_free(c);
}
- if (s->write_volume && ret)
+ if (ret)
s->write_volume(s);
if (s->thread_info.volume_changes) {
return ret;
}
-
/* Called from the main thread */
/* Gets the list of formats supported by the source. The members and idxset must
* be freed by the caller. */
/* Called from the main thread */
/* Checks if the source can accept this format */
-pa_bool_t pa_source_check_format(pa_source *s, pa_format_info *f)
-{
+bool pa_source_check_format(pa_source *s, pa_format_info *f) {
pa_idxset *formats = NULL;
- pa_bool_t ret = FALSE;
+ bool ret = false;
pa_assert(s);
pa_assert(f);
PA_IDXSET_FOREACH(finfo_device, formats, i) {
if (pa_format_info_is_compatible(finfo_device, f)) {
- ret = TRUE;
+ ret = true;
break;
}
}
- pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+ pa_idxset_free(formats, (pa_free_cb_t) pa_format_info_free);
}
return ret;
done:
if (source_formats)
- pa_idxset_free(source_formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+ pa_idxset_free(source_formats, (pa_free_cb_t) pa_format_info_free);
return out_formats;
}