PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
- by the Free Software Foundation; either version 2 of the License,
+ by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
#include <pulse/utf8.h>
#include <pulse/xmalloc.h>
#include <pulse/timeval.h>
+#include <pulse/util.h>
+#include <pulse/i18n.h>
#include <pulsecore/sink-input.h>
#include <pulsecore/namereg.h>
#define MAX_MIX_CHANNELS 32
#define MIX_BUFFER_LENGTH (PA_PAGE_SIZE)
-#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_sink, pa_msgobject);
char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
pa_source_new_data source_data;
const char *dn;
+ char *pt;
pa_assert(core);
pa_assert(data);
if (!data->muted_is_set)
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, TRUE);
+
if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SINK_FIXATE], data) < 0) {
pa_xfree(s);
pa_namereg_unregister(core, name);
s->core = core;
s->state = PA_SINK_INIT;
s->flags = flags;
+ s->suspend_cause = 0;
s->name = pa_xstrdup(name);
s->proplist = pa_proplist_copy(data->proplist);
- s->driver = pa_xstrdup(data->driver);
+ s->driver = pa_xstrdup(pa_path_get_filename(data->driver));
s->module = data->module;
+ s->card = data->card;
s->sample_spec = data->sample_spec;
s->channel_map = data->channel_map;
s->inputs = pa_idxset_new(NULL, NULL);
s->n_corked = 0;
- s->volume = data->volume;
+ s->reference_volume = s->virtual_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->muted = data->muted;
s->refresh_volume = s->refresh_muted = FALSE;
+ s->fixed_latency = flags & PA_SINK_DYNAMIC_LATENCY ? 0 : DEFAULT_FIXED_LATENCY;
+
reset_callbacks(s);
s->userdata = NULL;
0);
s->thread_info.inputs = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
- pa_cvolume_reset(&s->thread_info.soft_volume, s->sample_spec.channels);
- s->thread_info.soft_muted = FALSE;
+ s->thread_info.soft_volume = s->soft_volume;
+ s->thread_info.soft_muted = s->muted;
s->thread_info.state = s->state;
s->thread_info.rewind_nbytes = 0;
s->thread_info.rewind_requested = FALSE;
s->thread_info.max_request = 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;
pa_assert_se(pa_idxset_put(core->sinks, s, &s->index) >= 0);
- pa_log_info("Created sink %u \"%s\" with sample spec %s and channel map %s",
+ if (s->card)
+ pa_assert_se(pa_idxset_put(s->card->sinks, s, NULL) >= 0);
+
+ pt = pa_proplist_to_string_sep(s->proplist, "\n ");
+ pa_log_info("Created sink %u \"%s\" with sample spec %s and channel map %s\n %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));
+ pa_channel_map_snprint(cm, sizeof(cm), &s->channel_map),
+ pt);
+ pa_xfree(pt);
pa_source_new_data_init(&source_data);
pa_source_new_data_set_sample_spec(&source_data, &s->sample_spec);
source_data.name = pa_sprintf_malloc("%s.monitor", name);
source_data.driver = data->driver;
source_data.module = data->module;
+ source_data.card = data->card;
dn = pa_proplist_gets(s->proplist, PA_PROP_DEVICE_DESCRIPTION);
pa_proplist_setf(source_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Monitor of %s", dn ? dn : s->name);
pa_proplist_sets(source_data.proplist, PA_PROP_DEVICE_CLASS, "monitor");
- s->monitor_source = pa_source_new(core, &source_data, PA_SOURCE_LATENCY);
+ s->monitor_source = pa_source_new(core, &source_data,
+ ((flags & PA_SINK_LATENCY) ? PA_SOURCE_LATENCY : 0) |
+ ((flags & PA_SINK_DYNAMIC_LATENCY) ? PA_SOURCE_DYNAMIC_LATENCY : 0));
pa_source_new_data_done(&source_data);
s->state = state;
+ if (state != PA_SINK_UNLINKED) { /* if we enter UNLINKED state pa_sink_unlink() will fire the apropriate events */
+ pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED], s);
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK | PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+ }
+
if (suspend_change) {
pa_sink_input *i;
uint32_t idx;
/* We're suspending or resuming, tell everyone about it */
for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx)))
- if (i->suspend)
+ if (s->state == PA_SINK_SUSPENDED &&
+ (i->flags & PA_SINK_INPUT_FAIL_ON_SUSPEND))
+ pa_sink_input_kill(i);
+ else if (i->suspend)
i->suspend(i, state == PA_SINK_SUSPENDED);
- }
- if (state != PA_SINK_UNLINKED) /* if we enter UNLINKED state pa_sink_unlink() will fire the apropriate events */
- pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED], s);
+ if (s->monitor_source)
+ pa_source_sync_suspend(s->monitor_source);
+ }
return 0;
}
/* 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_sink_new(). As a
+ * special exception we allow volume related flags to be set
+ * between _new() and _put(). */
- if (!(s->flags & PA_SINK_HW_VOLUME_CTRL)) {
+ if (!(s->flags & PA_SINK_HW_VOLUME_CTRL))
s->flags |= PA_SINK_DECIBEL_VOLUME;
- s->thread_info.soft_volume = s->volume;
- s->thread_info.soft_muted = s->muted;
- }
+ if ((s->flags & PA_SINK_DECIBEL_VOLUME) && s->core->flat_volumes)
+ s->flags |= PA_SINK_FLAT_VOLUME;
+
+ s->thread_info.soft_volume = s->soft_volume;
+ s->thread_info.soft_muted = s->muted;
+
+ pa_assert((s->flags & PA_SINK_HW_VOLUME_CTRL) || (s->base_volume == PA_VOLUME_NORM && s->flags & PA_SINK_DECIBEL_VOLUME));
+ pa_assert(!(s->flags & PA_SINK_DECIBEL_VOLUME) || s->n_volume_steps == PA_VOLUME_NORM+1);
+ pa_assert(!(s->flags & PA_SINK_DYNAMIC_LATENCY) == (s->fixed_latency != 0));
+ pa_assert(!(s->flags & PA_SINK_LATENCY) == !(s->monitor_source->flags & PA_SOURCE_LATENCY));
+ pa_assert(!(s->flags & PA_SINK_DYNAMIC_LATENCY) == !(s->monitor_source->flags & PA_SOURCE_DYNAMIC_LATENCY));
+
+ pa_assert(s->monitor_source->fixed_latency == s->fixed_latency);
+ pa_assert(s->monitor_source->thread_info.min_latency == s->thread_info.min_latency);
+ pa_assert(s->monitor_source->thread_info.max_latency == s->thread_info.max_latency);
pa_assert_se(sink_set_state(s, PA_SINK_IDLE) == 0);
pa_namereg_unregister(s->core, s->name);
pa_idxset_remove_by_data(s->core->sinks, s, NULL);
+ if (s->card)
+ pa_idxset_remove_by_data(s->card->sinks, s, NULL);
+
while ((i = pa_idxset_first(s->inputs, NULL))) {
pa_assert(i != j);
pa_sink_input_kill(i);
}
/* Called from main context */
-int pa_sink_suspend(pa_sink *s, pa_bool_t suspend) {
+int pa_sink_suspend(pa_sink *s, pa_bool_t suspend, pa_suspend_cause_t cause) {
pa_sink_assert_ref(s);
pa_assert(PA_SINK_IS_LINKED(s->state));
+ pa_assert(cause != 0);
if (suspend)
+ s->suspend_cause |= cause;
+ else
+ s->suspend_cause &= ~cause;
+
+ if ((pa_sink_get_state(s) == PA_SINK_SUSPENDED) == !!s->suspend_cause)
+ return 0;
+
+ pa_log_debug("Suspend cause of sink %s is 0x%04x, %s", s->name, s->suspend_cause, s->suspend_cause ? "suspending" : "resuming");
+
+ if (s->suspend_cause)
return sink_set_state(s, PA_SINK_SUSPENDED);
else
return sink_set_state(s, pa_sink_used_by(s) ? PA_SINK_RUNNING : PA_SINK_IDLE);
}
+/* Called from main context */
+pa_queue *pa_sink_move_all_start(pa_sink *s) {
+ pa_queue *q;
+ pa_sink_input *i, *n;
+ uint32_t idx;
+
+ pa_sink_assert_ref(s);
+ pa_assert(PA_SINK_IS_LINKED(s->state));
+
+ q = pa_queue_new();
+
+ for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = n) {
+ n = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx));
+
+ pa_sink_input_ref(i);
+
+ if (pa_sink_input_start_move(i) >= 0)
+ pa_queue_push(q, i);
+ else
+ pa_sink_input_unref(i);
+ }
+
+ return q;
+}
+
+/* Called from main context */
+void pa_sink_move_all_finish(pa_sink *s, pa_queue *q, pa_bool_t save) {
+ pa_sink_input *i;
+
+ pa_sink_assert_ref(s);
+ pa_assert(PA_SINK_IS_LINKED(s->state));
+ pa_assert(q);
+
+ while ((i = PA_SINK_INPUT(pa_queue_pop(q)))) {
+ if (pa_sink_input_finish_move(i, s, save) < 0)
+ pa_sink_input_kill(i);
+
+ pa_sink_input_unref(i);
+ }
+
+ pa_queue_free(q, NULL, NULL);
+}
+
+/* Called from main context */
+void pa_sink_move_all_fail(pa_queue *q) {
+ pa_sink_input *i;
+ pa_assert(q);
+
+ while ((i = PA_SINK_INPUT(pa_queue_pop(q)))) {
+ if (pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FAIL], i) == PA_HOOK_OK) {
+ pa_sink_input_kill(i);
+ pa_sink_input_unref(i);
+ }
+ }
+
+ pa_queue_free(q, NULL, NULL);
+}
+
/* Called from IO thread context */
void pa_sink_process_rewind(pa_sink *s, size_t nbytes) {
pa_sink_input *i;
pa_sink_assert_ref(s);
pa_assert(PA_SINK_IS_LINKED(s->thread_info.state));
+ /* If nobody requested this and this is actually no real rewind
+ * then we can short cut this */
+ if (!s->thread_info.rewind_requested && nbytes <= 0)
+ return;
+
s->thread_info.rewind_nbytes = 0;
s->thread_info.rewind_requested = FALSE;
+ if (s->thread_info.state == PA_SINK_SUSPENDED)
+ return;
+
if (nbytes > 0)
pa_log_debug("Processing rewind...");
}
if (nbytes > 0)
- if (s->monitor_source && PA_SOURCE_IS_OPENED(s->monitor_source->thread_info.state))
+ if (s->monitor_source && PA_SOURCE_IS_LINKED(s->monitor_source->thread_info.state))
pa_source_process_rewind(s->monitor_source, nbytes);
}
while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)) && maxinfo > 0) {
pa_sink_input_assert_ref(i);
- if (pa_sink_input_peek(i, *length, &info->chunk, &info->volume) < 0)
- continue;
+ pa_sink_input_peek(i, *length, &info->chunk, &info->volume);
if (mixlength == 0 || info->chunk.length < mixlength)
mixlength = info->chunk.length;
/* Drop read data */
pa_sink_input_drop(i, result->length);
- if (s->monitor_source && PA_SOURCE_IS_OPENED(pa_source_get_state(s->monitor_source))) {
+ if (s->monitor_source && PA_SOURCE_IS_LINKED(s->monitor_source->thread_info.state)) {
if (pa_hashmap_size(i->thread_info.direct_outputs) > 0) {
void *ostate = NULL;
}
}
- if (s->monitor_source && PA_SOURCE_IS_OPENED(pa_source_get_state(s->monitor_source)))
+ if (s->monitor_source && PA_SOURCE_IS_LINKED(s->monitor_source->thread_info.state))
pa_source_post(s->monitor_source, result);
}
size_t block_size_max;
pa_sink_assert_ref(s);
- pa_assert(PA_SINK_IS_OPENED(s->thread_info.state));
+ pa_assert(PA_SINK_IS_LINKED(s->thread_info.state));
pa_assert(pa_frame_aligned(length, &s->sample_spec));
pa_assert(result);
pa_assert(!s->thread_info.rewind_requested);
pa_assert(s->thread_info.rewind_nbytes == 0);
+ if (s->thread_info.state == PA_SINK_SUSPENDED) {
+ result->memblock = pa_memblock_ref(s->silence.memblock);
+ result->index = s->silence.index;
+ result->length = PA_MIN(s->silence.length, length);
+ return;
+ }
+
if (length <= 0)
length = pa_frame_align(MIX_BUFFER_LENGTH, &s->sample_spec);
pa_assert(length > 0);
- n = s->thread_info.state == PA_SINK_RUNNING ? fill_mix_info(s, &length, info, MAX_MIX_CHANNELS) : 0;
+ n = fill_mix_info(s, &length, info, MAX_MIX_CHANNELS);
if (n == 0) {
pa_sw_cvolume_multiply(&volume, &s->thread_info.soft_volume, &info[0].volume);
if (s->thread_info.soft_muted || !pa_cvolume_is_norm(&volume)) {
- pa_memchunk_make_writable(result, 0);
- if (s->thread_info.soft_muted || pa_cvolume_is_muted(&volume))
- pa_silence_memchunk(result, &s->sample_spec);
- else
+ if (s->thread_info.soft_muted || pa_cvolume_is_muted(&volume)) {
+ pa_memblock_unref(result->memblock);
+ pa_silence_memchunk_get(&s->core->silence_cache,
+ s->core->mempool,
+ result,
+ &s->sample_spec,
+ result->length);
+ } else {
+ pa_memchunk_make_writable(result, 0);
pa_volume_memchunk(result, &s->sample_spec, &volume);
+ }
}
} else {
void *ptr;
result->index = 0;
}
- if (s->thread_info.state == PA_SINK_RUNNING)
- inputs_drop(s, info, n, result);
+ inputs_drop(s, info, n, result);
pa_sink_unref(s);
}
size_t length, block_size_max;
pa_sink_assert_ref(s);
- pa_assert(PA_SINK_IS_OPENED(s->thread_info.state));
+ pa_assert(PA_SINK_IS_LINKED(s->thread_info.state));
pa_assert(target);
pa_assert(target->memblock);
pa_assert(target->length > 0);
pa_assert(!s->thread_info.rewind_requested);
pa_assert(s->thread_info.rewind_nbytes == 0);
+ if (s->thread_info.state == PA_SINK_SUSPENDED) {
+ pa_silence_memchunk(target, &s->sample_spec);
+ return;
+ }
+
length = target->length;
block_size_max = pa_mempool_block_size_max(s->core->mempool);
if (length > block_size_max)
pa_assert(length > 0);
- n = s->thread_info.state == PA_SINK_RUNNING ? fill_mix_info(s, &length, info, MAX_MIX_CHANNELS) : 0;
+ n = fill_mix_info(s, &length, info, MAX_MIX_CHANNELS);
if (n == 0) {
if (target->length > length)
pa_memblock_release(target->memblock);
}
- if (s->thread_info.state == PA_SINK_RUNNING)
- inputs_drop(s, info, n, target);
+ inputs_drop(s, info, n, target);
pa_sink_unref(s);
}
size_t l, d;
pa_sink_assert_ref(s);
- pa_assert(PA_SINK_IS_OPENED(s->thread_info.state));
+ pa_assert(PA_SINK_IS_LINKED(s->thread_info.state));
pa_assert(target);
pa_assert(target->memblock);
pa_assert(target->length > 0);
/* Called from IO thread context */
void pa_sink_render_full(pa_sink *s, size_t length, pa_memchunk *result) {
+ pa_mix_info info[MAX_MIX_CHANNELS];
+ size_t length1st = length;
+ unsigned n;
+
pa_sink_assert_ref(s);
- pa_assert(PA_SINK_IS_OPENED(s->thread_info.state));
+ pa_assert(PA_SINK_IS_LINKED(s->thread_info.state));
pa_assert(length > 0);
pa_assert(pa_frame_aligned(length, &s->sample_spec));
pa_assert(result);
+ pa_sink_ref(s);
+
pa_assert(!s->thread_info.rewind_requested);
pa_assert(s->thread_info.rewind_nbytes == 0);
- /*** This needs optimization ***/
+ pa_assert(length > 0);
+
+ n = fill_mix_info(s, &length1st, info, MAX_MIX_CHANNELS);
+
+ if (n == 0) {
+ pa_silence_memchunk_get(&s->core->silence_cache,
+ s->core->mempool,
+ result,
+ &s->sample_spec,
+ length1st);
+ } else if (n == 1) {
+ pa_cvolume volume;
- result->index = 0;
- result->length = length;
- result->memblock = pa_memblock_new(s->core->mempool, length);
+ *result = info[0].chunk;
+ pa_memblock_ref(result->memblock);
- pa_sink_render_into_full(s, result);
+ if (result->length > length)
+ result->length = length;
+
+ pa_sw_cvolume_multiply(&volume, &s->thread_info.soft_volume, &info[0].volume);
+
+ if (s->thread_info.soft_muted || !pa_cvolume_is_norm(&volume)) {
+ if (s->thread_info.soft_muted || pa_cvolume_is_muted(&volume)) {
+ pa_memblock_unref(result->memblock);
+ pa_silence_memchunk_get(&s->core->silence_cache,
+ s->core->mempool,
+ result,
+ &s->sample_spec,
+ result->length);
+ } else {
+ pa_memchunk_make_writable(result, length);
+ pa_volume_memchunk(result, &s->sample_spec, &volume);
+ }
+ }
+ } else {
+ void *ptr;
+
+ result->index = 0;
+ result->memblock = pa_memblock_new(s->core->mempool, length);
+
+ ptr = pa_memblock_acquire(result->memblock);
+
+ result->length = pa_mix(info, n,
+ (uint8_t*) ptr + result->index, length1st,
+ &s->sample_spec,
+ &s->thread_info.soft_volume,
+ s->thread_info.soft_muted);
+
+ pa_memblock_release(result->memblock);
+ }
+
+ inputs_drop(s, info, n, result);
+
+ if (result->length < length) {
+ pa_memchunk chunk;
+ size_t l, d;
+ pa_memchunk_make_writable(result, length);
+ result->length = length;
+
+ l = length - result->length;
+ d = result->index + result->length;
+ while (l > 0) {
+ chunk = *result;
+ chunk.index += d;
+ chunk.length -= d - result->index;
+
+ pa_sink_render_into(s, &chunk);
+
+ d += chunk.length;
+ l -= chunk.length;
+ }
+ result->length = length;
+ }
+
+ pa_sink_unref(s);
}
/* Called from main thread */
/* The returned value is supposed to be in the time domain of the sound card! */
- if (!PA_SINK_IS_OPENED(s->state))
+ if (s->state == PA_SINK_SUSPENDED)
return 0;
if (!(s->flags & PA_SINK_LATENCY))
return usec;
}
+/* Called from IO thread */
+pa_usec_t pa_sink_get_latency_within_thread(pa_sink *s) {
+ pa_usec_t usec = 0;
+ pa_msgobject *o;
+
+ pa_sink_assert_ref(s);
+ pa_assert(PA_SINK_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_SINK_SUSPENDED)
+ return 0;
+
+ if (!(s->flags & PA_SINK_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_SINK_MESSAGE_GET_LATENCY, &usec, 0, NULL) < 0)
+ return -1;
+
+ return usec;
+}
+
+static void compute_new_soft_volume(pa_sink_input *i, const pa_cvolume *new_volume) {
+ unsigned c;
+
+ pa_sink_input_assert_ref(i);
+ pa_assert(new_volume->channels == i->sample_spec.channels);
+
+ /*
+ * This basically calculates:
+ *
+ * i->relative_volume := i->virtual_volume / new_volume
+ * i->soft_volume := i->relative_volume * i->volume_factor
+ */
+
+ /* The new sink volume passed in here must already be remapped to
+ * the sink input's channel map! */
+
+ i->soft_volume.channels = i->sample_spec.channels;
+
+ for (c = 0; c < i->sample_spec.channels; c++)
+
+ if (new_volume->values[c] <= PA_VOLUME_MUTED)
+ /* We leave i->relative_volume untouched */
+ i->soft_volume.values[c] = PA_VOLUME_MUTED;
+ else {
+ i->relative_volume[c] =
+ pa_sw_volume_to_linear(i->virtual_volume.values[c]) /
+ pa_sw_volume_to_linear(new_volume->values[c]);
+
+ i->soft_volume.values[c] = pa_sw_volume_from_linear(
+ i->relative_volume[c] *
+ pa_sw_volume_to_linear(i->volume_factor.values[c]));
+ }
+
+ /* Hooks have the ability to play games with i->soft_volume */
+ pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_SET_VOLUME], i);
+
+ /* We don't copy the soft_volume to the thread_info data
+ * here. That must be done by the caller */
+}
+
+/* Called from main thread */
+void pa_sink_update_flat_volume(pa_sink *s, pa_cvolume *new_volume) {
+ pa_sink_input *i;
+ uint32_t idx;
+
+ pa_sink_assert_ref(s);
+ pa_assert(new_volume);
+ pa_assert(PA_SINK_IS_LINKED(s->state));
+ pa_assert(s->flags & PA_SINK_FLAT_VOLUME);
+
+ /* This is called whenever a sink input volume changes or a sink
+ * input is added/removed and we might need to fix up the sink
+ * volume accordingly. Please note that we don't actually update
+ * the sinks volume here, we only return how it needs to be
+ * updated. The caller should then call pa_sink_set_volume().*/
+
+ if (pa_idxset_isempty(s->inputs)) {
+ /* In the special case that we have no sink input we leave the
+ * volume unmodified. */
+ *new_volume = s->reference_volume;
+ return;
+ }
+
+ pa_cvolume_mute(new_volume, s->channel_map.channels);
+
+ /* First let's determine the new maximum volume of all inputs
+ * connected to this sink */
+ for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) {
+ unsigned c;
+ pa_cvolume remapped_volume;
+
+ remapped_volume = i->virtual_volume;
+ pa_cvolume_remap(&remapped_volume, &i->channel_map, &s->channel_map);
+
+ for (c = 0; c < new_volume->channels; c++)
+ if (remapped_volume.values[c] > new_volume->values[c])
+ new_volume->values[c] = remapped_volume.values[c];
+ }
+
+ /* Then, let's update the soft volumes of all inputs connected
+ * to this sink */
+ for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) {
+ pa_cvolume remapped_new_volume;
+
+ remapped_new_volume = *new_volume;
+ pa_cvolume_remap(&remapped_new_volume, &s->channel_map, &i->channel_map);
+ compute_new_soft_volume(i, &remapped_new_volume);
+
+ /* We don't copy soft_volume to the thread_info data here
+ * (i.e. issue PA_SINK_INPUT_MESSAGE_SET_VOLUME) because we
+ * want the update to be atomically with the sink volume
+ * update, hence we do it within the pa_sink_set_volume() call
+ * below */
+ }
+}
+
/* Called from main thread */
-void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume) {
- pa_bool_t changed;
- pa_sink_set_volume_data data;
+void pa_sink_propagate_flat_volume(pa_sink *s) {
+ pa_sink_input *i;
+ uint32_t idx;
+
+ pa_sink_assert_ref(s);
+ pa_assert(PA_SINK_IS_LINKED(s->state));
+ pa_assert(s->flags & PA_SINK_FLAT_VOLUME);
+
+ /* This is called whenever the sink volume changes that is not
+ * caused by a sink input volume change. We need to fix up the
+ * sink input volumes accordingly */
+
+ for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) {
+ pa_cvolume sink_volume, new_virtual_volume;
+ unsigned c;
+
+ /* This basically calculates i->virtual_volume := i->relative_volume * s->virtual_volume */
+
+ sink_volume = s->virtual_volume;
+ pa_cvolume_remap(&sink_volume, &s->channel_map, &i->channel_map);
+
+ for (c = 0; c < i->sample_spec.channels; c++)
+ new_virtual_volume.values[c] = pa_sw_volume_from_linear(
+ i->relative_volume[c] *
+ pa_sw_volume_to_linear(sink_volume.values[c]));
+
+ new_virtual_volume.channels = i->sample_spec.channels;
+
+ if (!pa_cvolume_equal(&new_virtual_volume, &i->virtual_volume)) {
+ i->virtual_volume = new_virtual_volume;
+
+ /* Hmm, the soft volume might no longer actually match
+ * what has been chosen as new virtual volume here,
+ * especially when the old volume was
+ * PA_VOLUME_MUTED. Hence let's recalculate the soft
+ * volumes here. */
+ compute_new_soft_volume(i, &sink_volume);
+
+ /* The virtual volume changed, let's tell people so */
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
+ }
+ }
+
+ /* If the soft_volume of any of the sink inputs got changed, let's
+ * make sure the thread copies are synced up. */
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SYNC_VOLUMES, NULL, 0, NULL) == 0);
+}
+
+/* Called from main thread */
+void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference) {
+ pa_bool_t virtual_volume_changed;
pa_sink_assert_ref(s);
pa_assert(PA_SINK_IS_LINKED(s->state));
pa_assert(pa_cvolume_valid(volume));
pa_assert(pa_cvolume_compatible(volume, &s->sample_spec));
- data.sink = s;
- data.volume = *volume;
+ virtual_volume_changed = !pa_cvolume_equal(volume, &s->virtual_volume);
+ s->virtual_volume = *volume;
- changed = !pa_cvolume_equal(&data.volume, &s->volume);
+ if (become_reference)
+ s->reference_volume = s->virtual_volume;
- if (changed) {
- if (pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SINK_SET_VOLUME], &data) < 0)
- return;
+ /* Propagate this volume change back to the inputs */
+ if (virtual_volume_changed)
+ if (propagate && (s->flags & PA_SINK_FLAT_VOLUME))
+ pa_sink_propagate_flat_volume(s);
- changed = !pa_cvolume_equal(&data.volume, &s->volume);
- }
+ if (s->set_volume) {
+ /* If we have a function set_volume(), then we do not apply a
+ * soft volume by default. However, set_volume() is free to
+ * apply one to s->soft_volume */
- s->volume = data.volume;
+ pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels);
+ s->set_volume(s);
- if (s->set_volume && s->set_volume(s) < 0)
- s->set_volume = NULL;
+ } else
+ /* If we have no function set_volume(), then the soft volume
+ * becomes the virtual volume */
+ s->soft_volume = s->virtual_volume;
- if (!s->set_volume)
- pa_sink_set_soft_volume(s, volume);
+ /* This tells the sink that soft and/or virtual volume changed */
+ if (sendmsg)
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0);
- if (changed)
+ if (virtual_volume_changed)
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
-/* Called from main thread */
+/* Called from main thread. Only to be called by sink implementor */
void pa_sink_set_soft_volume(pa_sink *s, const pa_cvolume *volume) {
pa_sink_assert_ref(s);
pa_assert(volume);
+ s->soft_volume = *volume;
+
if (PA_SINK_IS_LINKED(s->state))
- pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_VOLUME, volume, 0, NULL);
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0);
else
s->thread_info.soft_volume = *volume;
}
/* Called from main thread */
-const pa_cvolume *pa_sink_get_volume(pa_sink *s, pa_bool_t force_refresh) {
+const pa_cvolume *pa_sink_get_volume(pa_sink *s, pa_bool_t force_refresh, pa_bool_t reference) {
pa_sink_assert_ref(s);
- pa_assert(PA_SINK_IS_LINKED(s->state));
if (s->refresh_volume || force_refresh) {
- struct pa_cvolume old_volume = s->volume;
+ struct pa_cvolume old_virtual_volume = s->virtual_volume;
+
+ if (s->get_volume)
+ s->get_volume(s);
- if (s->get_volume && s->get_volume(s) < 0)
- s->get_volume = NULL;
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_VOLUME, NULL, 0, NULL) == 0);
- if (!s->get_volume)
- pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_VOLUME, &s->volume, 0, NULL);
+ if (!pa_cvolume_equal(&old_virtual_volume, &s->virtual_volume)) {
+
+ s->reference_volume = s->virtual_volume;
+
+ if (s->flags & PA_SINK_FLAT_VOLUME)
+ pa_sink_propagate_flat_volume(s);
- if (!pa_cvolume_equal(&old_volume, &s->volume))
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+ }
}
- return &s->volume;
+ return reference ? &s->reference_volume : &s->virtual_volume;
+}
+
+/* Called from main thread */
+void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume) {
+ pa_sink_assert_ref(s);
+
+ /* The sink implementor may call this if the volume changed to make sure everyone is notified */
+
+ if (pa_cvolume_equal(&s->virtual_volume, new_volume))
+ return;
+
+ s->reference_volume = s->virtual_volume = *new_volume;
+
+ if (s->flags & PA_SINK_FLAT_VOLUME)
+ pa_sink_propagate_flat_volume(s);
+
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
/* Called from main thread */
void pa_sink_set_mute(pa_sink *s, pa_bool_t mute) {
- pa_bool_t changed;
+ pa_bool_t old_muted;
pa_sink_assert_ref(s);
pa_assert(PA_SINK_IS_LINKED(s->state));
- changed = s->muted != mute;
+ old_muted = s->muted;
s->muted = mute;
- if (s->set_mute && s->set_mute(s) < 0)
- s->set_mute = NULL;
+ if (s->set_mute)
+ s->set_mute(s);
- if (!s->set_mute)
- pa_asyncmsgq_post(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_MUTE, PA_UINT_TO_PTR(mute), 0, NULL, NULL);
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_MUTE, NULL, 0, NULL) == 0);
- if (changed)
+ if (old_muted != s->muted)
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
pa_bool_t pa_sink_get_mute(pa_sink *s, pa_bool_t force_refresh) {
pa_sink_assert_ref(s);
- pa_assert(PA_SINK_IS_LINKED(s->state));
if (s->refresh_muted || force_refresh) {
pa_bool_t old_muted = s->muted;
- if (s->get_mute && s->get_mute(s) < 0)
- s->get_mute = NULL;
+ if (s->get_mute)
+ s->get_mute(s);
- if (!s->get_mute)
- pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_MUTE, &s->muted, 0, NULL);
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_MUTE, NULL, 0, NULL) == 0);
if (old_muted != s->muted)
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
/* Called from main thread */
+void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted) {
+ pa_sink_assert_ref(s);
+
+ /* The sink implementor may call this if the volume changed to make sure everyone is notified */
+
+ if (s->muted == new_muted)
+ return;
+
+ s->muted = new_muted;
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+}
+
+/* Called from main thread */
+pa_bool_t pa_sink_update_proplist(pa_sink *s, pa_update_mode_t mode, pa_proplist *p) {
+ pa_sink_assert_ref(s);
+
+ if (p)
+ pa_proplist_update(s->proplist, mode, p);
+
+ if (PA_SINK_IS_LINKED(s->state)) {
+ pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SINK_PROPLIST_CHANGED], s);
+ pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+ }
+
+ return TRUE;
+}
+
+/* Called from main thread */
void pa_sink_set_description(pa_sink *s, const char *description) {
const char *old;
pa_sink_assert_ref(s);
return ret;
}
+/* Called from the IO thread */
+static void sync_input_volumes_within_thread(pa_sink *s) {
+ pa_sink_input *i;
+ void *state = NULL;
+
+ pa_sink_assert_ref(s);
+
+ while ((i = PA_SINK_INPUT(pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)))) {
+ if (pa_cvolume_equal(&i->thread_info.soft_volume, &i->soft_volume))
+ continue;
+
+ i->thread_info.soft_volume = i->soft_volume;
+ pa_sink_input_request_rewind(i, 0, TRUE, FALSE, FALSE);
+ }
+}
+
/* Called from IO thread, except when it is not */
int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) {
pa_sink *s = PA_SINK(o);
* slow start, i.e. need some time to buffer client
* samples before beginning streaming. */
- return 0;
+ /* In flat volume mode we need to update the volume as
+ * well */
+ return o->process_msg(o, PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL);
}
case PA_SINK_MESSAGE_REMOVE_INPUT: {
pa_sink_invalidate_requested_latency(s);
pa_sink_request_rewind(s, (size_t) -1);
- return 0;
+ /* In flat volume mode we need to update the volume as
+ * well */
+ return o->process_msg(o, PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL);
}
case PA_SINK_MESSAGE_START_MOVE: {
pa_log_debug("Requesting rewind due to started move");
pa_sink_request_rewind(s, (size_t) -1);
- return 0;
+ /* In flat volume mode we need to update the volume as
+ * well */
+ return o->process_msg(o, PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL);
}
case PA_SINK_MESSAGE_FINISH_MOVE: {
pa_sink_request_rewind(s, nbytes);
}
- return 0;
+ /* In flat volume mode we need to update the volume as
+ * well */
+ return o->process_msg(o, PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL);
}
case PA_SINK_MESSAGE_SET_VOLUME:
- s->thread_info.soft_volume = *((pa_cvolume*) userdata);
- pa_sink_request_rewind(s, (size_t) -1);
- return 0;
+ if (!pa_cvolume_equal(&s->thread_info.soft_volume, &s->soft_volume)) {
+ s->thread_info.soft_volume = s->soft_volume;
+ pa_sink_request_rewind(s, (size_t) -1);
+ }
- case PA_SINK_MESSAGE_SET_MUTE:
- s->thread_info.soft_muted = PA_PTR_TO_UINT(userdata);
+ if (!(s->flags & PA_SINK_FLAT_VOLUME))
+ return 0;
- pa_sink_request_rewind(s, (size_t) -1);
+ /* Fall through ... */
+
+ case PA_SINK_MESSAGE_SYNC_VOLUMES:
+ sync_input_volumes_within_thread(s);
return 0;
case PA_SINK_MESSAGE_GET_VOLUME:
- *((pa_cvolume*) userdata) = s->thread_info.soft_volume;
+ return 0;
+
+ case PA_SINK_MESSAGE_SET_MUTE:
+
+ if (s->thread_info.soft_muted != s->muted) {
+ s->thread_info.soft_muted = s->muted;
+ pa_sink_request_rewind(s, (size_t) -1);
+ }
+
return 0;
case PA_SINK_MESSAGE_GET_MUTE:
- *((pa_bool_t*) userdata) = s->thread_info.soft_muted;
return 0;
- case PA_SINK_MESSAGE_SET_STATE:
+ case PA_SINK_MESSAGE_SET_STATE: {
+
+ pa_bool_t suspend_change =
+ (s->thread_info.state == PA_SINK_SUSPENDED && PA_SINK_IS_OPENED(PA_PTR_TO_UINT(userdata))) ||
+ (PA_SINK_IS_OPENED(s->thread_info.state) && PA_PTR_TO_UINT(userdata) == PA_SINK_SUSPENDED);
s->thread_info.state = PA_PTR_TO_UINT(userdata);
+
+ if (s->thread_info.state == PA_SINK_SUSPENDED) {
+ s->thread_info.rewind_nbytes = 0;
+ s->thread_info.rewind_requested = FALSE;
+ }
+
+ if (suspend_change) {
+ pa_sink_input *i;
+ void *state = NULL;
+
+ while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)))
+ if (i->suspend_within_thread)
+ i->suspend_within_thread(i, s->thread_info.state == PA_SINK_SUSPENDED);
+ }
+
return 0;
+ }
case PA_SINK_MESSAGE_DETACH:
case PA_SINK_MESSAGE_SET_LATENCY_RANGE: {
pa_usec_t *r = userdata;
- pa_sink_update_latency_range(s, r[0], r[1]);
+ pa_sink_set_latency_range_within_thread(s, r[0], r[1]);
return 0;
}
*((size_t*) userdata) = s->thread_info.max_request;
return 0;
+ case PA_SINK_MESSAGE_SET_MAX_REWIND:
+
+ pa_sink_set_max_rewind_within_thread(s, (size_t) offset);
+ return 0;
+
+ case PA_SINK_MESSAGE_SET_MAX_REQUEST:
+
+ pa_sink_set_max_request_within_thread(s, (size_t) offset);
+ return 0;
+
case PA_SINK_MESSAGE_GET_LATENCY:
case PA_SINK_MESSAGE_MAX:
;
}
/* Called from main thread */
-int pa_sink_suspend_all(pa_core *c, pa_bool_t suspend) {
+int pa_sink_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause) {
pa_sink *sink;
uint32_t idx;
int ret = 0;
pa_core_assert_ref(c);
+ pa_assert(cause != 0);
- for (sink = PA_SINK(pa_idxset_first(c->sinks, &idx)); sink; sink = PA_SINK(pa_idxset_next(c->sinks, &idx)))
- ret -= pa_sink_suspend(sink, suspend) < 0;
+ for (sink = PA_SINK(pa_idxset_first(c->sinks, &idx)); sink; sink = PA_SINK(pa_idxset_next(c->sinks, &idx))) {
+ int r;
+
+ if ((r = pa_sink_suspend(sink, suspend, cause)) < 0)
+ ret = r;
+ }
return ret;
}
pa_sink_assert_ref(s);
pa_assert(PA_SINK_IS_LINKED(s->thread_info.state));
+ if (s->thread_info.state == PA_SINK_SUSPENDED)
+ return;
+
if (nbytes == (size_t) -1)
nbytes = s->thread_info.max_rewind;
pa_sink_assert_ref(s);
+ if (!(s->flags & PA_SINK_DYNAMIC_LATENCY))
+ return PA_CLAMP(s->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;
(result == (pa_usec_t) -1 || result > monitor_latency))
result = monitor_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_SINK_IS_LINKED(s->thread_info.state)) {
+ /* Only cache if properly initialized */
+ 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;
}
pa_sink_assert_ref(s);
pa_assert(PA_SINK_IS_LINKED(s->state));
- if (!PA_SINK_IS_OPENED(s->state))
+ if (s->state == PA_SINK_SUSPENDED)
return 0;
pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
return usec;
}
-/* Called from IO thread */
-void pa_sink_set_max_rewind(pa_sink *s, size_t max_rewind) {
+/* Called from IO as well as the main thread -- the latter only before the IO thread started up */
+void pa_sink_set_max_rewind_within_thread(pa_sink *s, size_t max_rewind) {
pa_sink_input *i;
void *state = NULL;
}
if (s->monitor_source)
- pa_source_set_max_rewind(s->monitor_source, s->thread_info.max_rewind);
+ pa_source_set_max_rewind_within_thread(s->monitor_source, s->thread_info.max_rewind);
}
-/* Called from IO thread */
-void pa_sink_set_max_request(pa_sink *s, size_t max_request) {
+/* Called from main thread */
+void pa_sink_set_max_rewind(pa_sink *s, size_t max_rewind) {
+ pa_sink_assert_ref(s);
+
+ if (PA_SINK_IS_LINKED(s->state))
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_MAX_REWIND, NULL, max_rewind, NULL) == 0);
+ else
+ pa_sink_set_max_rewind_within_thread(s, max_rewind);
+}
+
+/* Called from IO as well as the main thread -- the latter only before the IO thread started up */
+void pa_sink_set_max_request_within_thread(pa_sink *s, size_t max_request) {
void *state = NULL;
pa_sink_assert_ref(s);
}
}
+/* Called from main thread */
+void pa_sink_set_max_request(pa_sink *s, size_t max_request) {
+ pa_sink_assert_ref(s);
+
+ if (PA_SINK_IS_LINKED(s->state))
+ pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_MAX_REQUEST, NULL, max_request, NULL) == 0);
+ else
+ pa_sink_set_max_request_within_thread(s, max_request);
+}
+
/* Called from IO thread */
void pa_sink_invalidate_requested_latency(pa_sink *s) {
pa_sink_input *i;
pa_sink_assert_ref(s);
+ if (!(s->flags & PA_SINK_DYNAMIC_LATENCY))
+ return;
+
s->thread_info.requested_latency_valid = FALSE;
- if (s->update_requested_latency)
- s->update_requested_latency(s);
+ if (PA_SINK_IS_LINKED(s->thread_info.state)) {
- while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)))
- if (i->update_sink_requested_latency)
- i->update_sink_requested_latency(i);
+ if (s->update_requested_latency)
+ s->update_requested_latency(s);
+
+ while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)))
+ if (i->update_sink_requested_latency)
+ i->update_sink_requested_latency(i);
+ }
}
/* Called from main thread */
pa_sink_assert_ref(s);
/* 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 <= 0 ||
+ max_latency > ABSOLUTE_MAX_LATENCY)
+ max_latency = ABSOLUTE_MAX_LATENCY;
- if (max_latency == (pa_usec_t) -1)
- max_latency = min_latency;
+ pa_assert(min_latency <= max_latency);
- pa_assert(!min_latency || !max_latency ||
- min_latency <= max_latency);
+ /* Hmm, let's see if someone forgot to set PA_SINK_DYNAMIC_LATENCY here... */
+ pa_assert((min_latency == ABSOLUTE_MIN_LATENCY &&
+ max_latency == ABSOLUTE_MAX_LATENCY) ||
+ (s->flags & PA_SINK_DYNAMIC_LATENCY));
if (PA_SINK_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_SINK_MESSAGE_SET_LATENCY_RANGE, r, 0, NULL) == 0);
- } else {
- s->thread_info.min_latency = min_latency;
- s->thread_info.max_latency = max_latency;
-
- s->monitor_source->thread_info.min_latency = min_latency;
- s->monitor_source->thread_info.max_latency = max_latency;
-
- s->thread_info.requested_latency_valid = s->monitor_source->thread_info.requested_latency_valid = FALSE;
- }
+ } else
+ pa_sink_set_latency_range_within_thread(s, min_latency, max_latency);
}
/* Called from main thread */
}
/* Called from IO thread */
-void pa_sink_update_latency_range(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_latency) {
- pa_sink_input *i;
+void pa_sink_set_latency_range_within_thread(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_latency) {
void *state = NULL;
pa_sink_assert_ref(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_SINK_DYNAMIC_LATENCY here... */
+ pa_assert((min_latency == ABSOLUTE_MIN_LATENCY &&
+ max_latency == ABSOLUTE_MAX_LATENCY) ||
+ (s->flags & PA_SINK_DYNAMIC_LATENCY));
+
s->thread_info.min_latency = min_latency;
s->thread_info.max_latency = max_latency;
- while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)))
- if (i->update_sink_latency_range)
- i->update_sink_latency_range(i);
+ if (PA_SINK_IS_LINKED(s->thread_info.state)) {
+ pa_sink_input *i;
+
+ while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)))
+ if (i->update_sink_latency_range)
+ i->update_sink_latency_range(i);
+ }
pa_sink_invalidate_requested_latency(s);
- pa_source_update_latency_range(s->monitor_source, min_latency, max_latency);
+ pa_source_set_latency_range_within_thread(s->monitor_source, min_latency, max_latency);
}
+/* Called from main thread, before the sink is put */
+void pa_sink_set_fixed_latency(pa_sink *s, pa_usec_t latency) {
+ pa_sink_assert_ref(s);
+
+ pa_assert(pa_sink_get_state(s) == PA_SINK_INIT);
+
+ if (latency < ABSOLUTE_MIN_LATENCY)
+ latency = ABSOLUTE_MIN_LATENCY;
+
+ if (latency > ABSOLUTE_MAX_LATENCY)
+ latency = ABSOLUTE_MAX_LATENCY;
+
+ s->fixed_latency = latency;
+ pa_source_set_fixed_latency(s->monitor_source, latency);
+}
+
+/* Called from main context */
size_t pa_sink_get_max_rewind(pa_sink *s) {
size_t r;
pa_sink_assert_ref(s);
return r;
}
+/* Called from main context */
size_t pa_sink_get_max_request(pa_sink *s) {
size_t r;
pa_sink_assert_ref(s);
return r;
}
+
+/* Called from main context */
+pa_bool_t pa_device_init_icon(pa_proplist *p, pa_bool_t is_sink) {
+ const char *ff, *c, *t = NULL, *s = "", *profile, *bus;
+
+ pa_assert(p);
+
+ if (pa_proplist_contains(p, PA_PROP_DEVICE_ICON_NAME))
+ return TRUE;
+
+ if ((ff = pa_proplist_gets(p, PA_PROP_DEVICE_FORM_FACTOR))) {
+
+ if (pa_streq(ff, "microphone"))
+ t = "audio-input-microphone";
+ else if (pa_streq(ff, "webcam"))
+ t = "camera-web";
+ else if (pa_streq(ff, "computer"))
+ t = "computer";
+ else if (pa_streq(ff, "handset"))
+ t = "phone";
+ else if (pa_streq(ff, "portable"))
+ t = "multimedia-player";
+ else if (pa_streq(ff, "tv"))
+ t = "video-display";
+
+ /*
+ * The following icons are not part of the icon naming spec,
+ * because Rodney Dawes sucks as the maintainer of that spec.
+ *
+ * http://lists.freedesktop.org/archives/xdg/2009-May/010397.html
+ */
+ else if (pa_streq(ff, "headset"))
+ t = "audio-headset";
+ else if (pa_streq(ff, "headphone"))
+ t = "audio-headphones";
+ else if (pa_streq(ff, "speaker"))
+ t = "audio-speakers";
+ else if (pa_streq(ff, "hands-free"))
+ t = "audio-handsfree";
+ }
+
+ if (!t)
+ if ((c = pa_proplist_gets(p, PA_PROP_DEVICE_CLASS)))
+ if (pa_streq(c, "modem"))
+ t = "modem";
+
+ if (!t) {
+ if (is_sink)
+ t = "audio-card";
+ else
+ t = "audio-input-microphone";
+ }
+
+ if ((profile = pa_proplist_gets(p, PA_PROP_DEVICE_PROFILE_NAME))) {
+ if (strstr(profile, "analog"))
+ s = "-analog";
+ else if (strstr(profile, "iec958"))
+ s = "-iec958";
+ else if (strstr(profile, "hdmi"))
+ s = "-hdmi";
+ }
+
+ bus = pa_proplist_gets(p, PA_PROP_DEVICE_BUS);
+
+ pa_proplist_setf(p, PA_PROP_DEVICE_ICON_NAME, "%s%s%s%s", t, pa_strempty(s), bus ? "-" : "", pa_strempty(bus));
+
+ return TRUE;
+}
+
+pa_bool_t pa_device_init_description(pa_proplist *p) {
+ const char *s;
+ pa_assert(p);
+
+ if (pa_proplist_contains(p, PA_PROP_DEVICE_DESCRIPTION))
+ return TRUE;
+
+ if ((s = pa_proplist_gets(p, PA_PROP_DEVICE_FORM_FACTOR)))
+ if (pa_streq(s, "internal")) {
+ pa_proplist_sets(p, PA_PROP_DEVICE_DESCRIPTION, _("Internal Audio"));
+ return TRUE;
+ }
+
+ if ((s = pa_proplist_gets(p, PA_PROP_DEVICE_CLASS)))
+ if (pa_streq(s, "modem")) {
+ pa_proplist_sets(p, PA_PROP_DEVICE_DESCRIPTION, _("Modem"));
+ return TRUE;
+ }
+
+ if ((s = pa_proplist_gets(p, PA_PROP_DEVICE_PRODUCT_NAME))) {
+ pa_proplist_sets(p, PA_PROP_DEVICE_DESCRIPTION, s);
+ return TRUE;
+ }
+
+ return FALSE;
+}