2 This file is part of PulseAudio.
4 Copyright 2004-2006 Lennart Poettering
5 Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
7 PulseAudio is free software; you can redistribute it and/or modify
8 it under the terms of the GNU Lesser General Public License as published
9 by the Free Software Foundation; either version 2.1 of the License,
10 or (at your option) any later version.
12 PulseAudio is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with PulseAudio; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
31 #include <pulse/introspect.h>
32 #include <pulse/utf8.h>
33 #include <pulse/xmalloc.h>
34 #include <pulse/timeval.h>
35 #include <pulse/util.h>
36 #include <pulse/i18n.h>
37 #include <pulse/rtclock.h>
38 #include <pulse/internal.h>
40 #include <pulsecore/sink-input.h>
41 #include <pulsecore/namereg.h>
42 #include <pulsecore/core-util.h>
43 #include <pulsecore/sample-util.h>
44 #include <pulsecore/core-subscribe.h>
45 #include <pulsecore/log.h>
46 #include <pulsecore/macro.h>
47 #include <pulsecore/play-memblockq.h>
48 #include <pulsecore/flist.h>
52 #define MAX_MIX_CHANNELS 32
53 #define MIX_BUFFER_LENGTH (PA_PAGE_SIZE)
54 #define ABSOLUTE_MIN_LATENCY (500)
55 #define ABSOLUTE_MAX_LATENCY (10*PA_USEC_PER_SEC)
56 #define DEFAULT_FIXED_LATENCY (250*PA_USEC_PER_MSEC)
58 PA_DEFINE_PUBLIC_CLASS(pa_sink
, pa_msgobject
);
60 struct pa_sink_volume_change
{
64 PA_LLIST_FIELDS(pa_sink_volume_change
);
67 struct sink_message_set_port
{
72 static void sink_free(pa_object
*s
);
74 static void pa_sink_volume_change_push(pa_sink
*s
);
75 static void pa_sink_volume_change_flush(pa_sink
*s
);
76 static void pa_sink_volume_change_rewind(pa_sink
*s
, size_t nbytes
);
78 pa_sink_new_data
* pa_sink_new_data_init(pa_sink_new_data
*data
) {
82 data
->proplist
= pa_proplist_new();
87 void pa_sink_new_data_set_name(pa_sink_new_data
*data
, const char *name
) {
91 data
->name
= pa_xstrdup(name
);
94 void pa_sink_new_data_set_sample_spec(pa_sink_new_data
*data
, const pa_sample_spec
*spec
) {
97 if ((data
->sample_spec_is_set
= !!spec
))
98 data
->sample_spec
= *spec
;
101 void pa_sink_new_data_set_channel_map(pa_sink_new_data
*data
, const pa_channel_map
*map
) {
104 if ((data
->channel_map_is_set
= !!map
))
105 data
->channel_map
= *map
;
108 void pa_sink_new_data_set_volume(pa_sink_new_data
*data
, const pa_cvolume
*volume
) {
111 if ((data
->volume_is_set
= !!volume
))
112 data
->volume
= *volume
;
115 void pa_sink_new_data_set_muted(pa_sink_new_data
*data
, pa_bool_t mute
) {
118 data
->muted_is_set
= TRUE
;
119 data
->muted
= !!mute
;
122 void pa_sink_new_data_set_port(pa_sink_new_data
*data
, const char *port
) {
125 pa_xfree(data
->active_port
);
126 data
->active_port
= pa_xstrdup(port
);
129 void pa_sink_new_data_done(pa_sink_new_data
*data
) {
132 pa_proplist_free(data
->proplist
);
137 while ((p
= pa_hashmap_steal_first(data
->ports
)))
138 pa_device_port_free(p
);
140 pa_hashmap_free(data
->ports
, NULL
, NULL
);
143 pa_xfree(data
->name
);
144 pa_xfree(data
->active_port
);
147 pa_device_port
*pa_device_port_new(const char *name
, const char *description
, size_t extra
) {
152 p
= pa_xmalloc(PA_ALIGN(sizeof(pa_device_port
)) + extra
);
153 p
->name
= pa_xstrdup(name
);
154 p
->description
= pa_xstrdup(description
);
161 void pa_device_port_free(pa_device_port
*p
) {
165 pa_xfree(p
->description
);
169 /* Called from main context */
170 static void reset_callbacks(pa_sink
*s
) {
174 s
->get_volume
= NULL
;
175 s
->set_volume
= NULL
;
178 s
->request_rewind
= NULL
;
179 s
->update_requested_latency
= NULL
;
181 s
->get_formats
= NULL
;
184 /* Called from main context */
185 pa_sink
* pa_sink_new(
187 pa_sink_new_data
*data
,
188 pa_sink_flags_t flags
) {
192 char st
[PA_SAMPLE_SPEC_SNPRINT_MAX
], cm
[PA_CHANNEL_MAP_SNPRINT_MAX
];
193 pa_source_new_data source_data
;
199 pa_assert(data
->name
);
200 pa_assert_ctl_context();
202 s
= pa_msgobject_new(pa_sink
);
204 if (!(name
= pa_namereg_register(core
, data
->name
, PA_NAMEREG_SINK
, s
, data
->namereg_fail
))) {
205 pa_log_debug("Failed to register name %s.", data
->name
);
210 pa_sink_new_data_set_name(data
, name
);
212 if (pa_hook_fire(&core
->hooks
[PA_CORE_HOOK_SINK_NEW
], data
) < 0) {
214 pa_namereg_unregister(core
, name
);
218 /* FIXME, need to free s here on failure */
220 pa_return_null_if_fail(!data
->driver
|| pa_utf8_valid(data
->driver
));
221 pa_return_null_if_fail(data
->name
&& pa_utf8_valid(data
->name
) && data
->name
[0]);
223 pa_return_null_if_fail(data
->sample_spec_is_set
&& pa_sample_spec_valid(&data
->sample_spec
));
225 if (!data
->channel_map_is_set
)
226 pa_return_null_if_fail(pa_channel_map_init_auto(&data
->channel_map
, data
->sample_spec
.channels
, PA_CHANNEL_MAP_DEFAULT
));
228 pa_return_null_if_fail(pa_channel_map_valid(&data
->channel_map
));
229 pa_return_null_if_fail(data
->channel_map
.channels
== data
->sample_spec
.channels
);
231 /* FIXME: There should probably be a general function for checking whether
232 * the sink volume is allowed to be set, like there is for sink inputs. */
233 pa_assert(!data
->volume_is_set
|| !(flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
));
235 if (!data
->volume_is_set
) {
236 pa_cvolume_reset(&data
->volume
, data
->sample_spec
.channels
);
237 data
->save_volume
= FALSE
;
240 pa_return_null_if_fail(pa_cvolume_valid(&data
->volume
));
241 pa_return_null_if_fail(pa_cvolume_compatible(&data
->volume
, &data
->sample_spec
));
243 if (!data
->muted_is_set
)
247 pa_proplist_update(data
->proplist
, PA_UPDATE_MERGE
, data
->card
->proplist
);
249 pa_device_init_description(data
->proplist
);
250 pa_device_init_icon(data
->proplist
, TRUE
);
251 pa_device_init_intended_roles(data
->proplist
);
253 if (pa_hook_fire(&core
->hooks
[PA_CORE_HOOK_SINK_FIXATE
], data
) < 0) {
255 pa_namereg_unregister(core
, name
);
259 s
->parent
.parent
.free
= sink_free
;
260 s
->parent
.process_msg
= pa_sink_process_msg
;
263 s
->state
= PA_SINK_INIT
;
266 s
->suspend_cause
= 0;
267 s
->name
= pa_xstrdup(name
);
268 s
->proplist
= pa_proplist_copy(data
->proplist
);
269 s
->driver
= pa_xstrdup(pa_path_get_filename(data
->driver
));
270 s
->module
= data
->module
;
271 s
->card
= data
->card
;
273 s
->priority
= pa_device_init_priority(s
->proplist
);
275 s
->sample_spec
= data
->sample_spec
;
276 s
->channel_map
= data
->channel_map
;
278 s
->inputs
= pa_idxset_new(NULL
, NULL
);
280 s
->input_to_master
= NULL
;
282 s
->reference_volume
= s
->real_volume
= data
->volume
;
283 pa_cvolume_reset(&s
->soft_volume
, s
->sample_spec
.channels
);
284 s
->base_volume
= PA_VOLUME_NORM
;
285 s
->n_volume_steps
= PA_VOLUME_NORM
+1;
286 s
->muted
= data
->muted
;
287 s
->refresh_volume
= s
->refresh_muted
= FALSE
;
294 /* As a minor optimization we just steal the list instead of
296 s
->ports
= data
->ports
;
299 s
->active_port
= NULL
;
300 s
->save_port
= FALSE
;
302 if (data
->active_port
&& s
->ports
)
303 if ((s
->active_port
= pa_hashmap_get(s
->ports
, data
->active_port
)))
304 s
->save_port
= data
->save_port
;
306 if (!s
->active_port
&& s
->ports
) {
310 PA_HASHMAP_FOREACH(p
, s
->ports
, state
)
311 if (!s
->active_port
|| p
->priority
> s
->active_port
->priority
)
315 s
->save_volume
= data
->save_volume
;
316 s
->save_muted
= data
->save_muted
;
318 pa_silence_memchunk_get(
319 &core
->silence_cache
,
325 s
->thread_info
.rtpoll
= NULL
;
326 s
->thread_info
.inputs
= pa_hashmap_new(pa_idxset_trivial_hash_func
, pa_idxset_trivial_compare_func
);
327 s
->thread_info
.soft_volume
= s
->soft_volume
;
328 s
->thread_info
.soft_muted
= s
->muted
;
329 s
->thread_info
.state
= s
->state
;
330 s
->thread_info
.rewind_nbytes
= 0;
331 s
->thread_info
.rewind_requested
= FALSE
;
332 s
->thread_info
.max_rewind
= 0;
333 s
->thread_info
.max_request
= 0;
334 s
->thread_info
.requested_latency_valid
= FALSE
;
335 s
->thread_info
.requested_latency
= 0;
336 s
->thread_info
.min_latency
= ABSOLUTE_MIN_LATENCY
;
337 s
->thread_info
.max_latency
= ABSOLUTE_MAX_LATENCY
;
338 s
->thread_info
.fixed_latency
= flags
& PA_SINK_DYNAMIC_LATENCY
? 0 : DEFAULT_FIXED_LATENCY
;
340 PA_LLIST_HEAD_INIT(pa_sink_volume_change
, s
->thread_info
.volume_changes
);
341 s
->thread_info
.volume_changes_tail
= NULL
;
342 pa_sw_cvolume_multiply(&s
->thread_info
.current_hw_volume
, &s
->soft_volume
, &s
->real_volume
);
343 s
->thread_info
.volume_change_safety_margin
= core
->sync_volume_safety_margin_usec
;
344 s
->thread_info
.volume_change_extra_delay
= core
->sync_volume_extra_delay_usec
;
346 /* FIXME: This should probably be moved to pa_sink_put() */
347 pa_assert_se(pa_idxset_put(core
->sinks
, s
, &s
->index
) >= 0);
350 pa_assert_se(pa_idxset_put(s
->card
->sinks
, s
, NULL
) >= 0);
352 pt
= pa_proplist_to_string_sep(s
->proplist
, "\n ");
353 pa_log_info("Created sink %u \"%s\" with sample spec %s and channel map %s\n %s",
356 pa_sample_spec_snprint(st
, sizeof(st
), &s
->sample_spec
),
357 pa_channel_map_snprint(cm
, sizeof(cm
), &s
->channel_map
),
361 pa_source_new_data_init(&source_data
);
362 pa_source_new_data_set_sample_spec(&source_data
, &s
->sample_spec
);
363 pa_source_new_data_set_channel_map(&source_data
, &s
->channel_map
);
364 source_data
.name
= pa_sprintf_malloc("%s.monitor", name
);
365 source_data
.driver
= data
->driver
;
366 source_data
.module
= data
->module
;
367 source_data
.card
= data
->card
;
369 dn
= pa_proplist_gets(s
->proplist
, PA_PROP_DEVICE_DESCRIPTION
);
370 pa_proplist_setf(source_data
.proplist
, PA_PROP_DEVICE_DESCRIPTION
, "Monitor of %s", dn
? dn
: s
->name
);
371 pa_proplist_sets(source_data
.proplist
, PA_PROP_DEVICE_CLASS
, "monitor");
373 s
->monitor_source
= pa_source_new(core
, &source_data
,
374 ((flags
& PA_SINK_LATENCY
) ? PA_SOURCE_LATENCY
: 0) |
375 ((flags
& PA_SINK_DYNAMIC_LATENCY
) ? PA_SOURCE_DYNAMIC_LATENCY
: 0));
377 pa_source_new_data_done(&source_data
);
379 if (!s
->monitor_source
) {
385 s
->monitor_source
->monitor_of
= s
;
387 pa_source_set_latency_range(s
->monitor_source
, s
->thread_info
.min_latency
, s
->thread_info
.max_latency
);
388 pa_source_set_fixed_latency(s
->monitor_source
, s
->thread_info
.fixed_latency
);
389 pa_source_set_max_rewind(s
->monitor_source
, s
->thread_info
.max_rewind
);
394 /* Called from main context */
395 static int sink_set_state(pa_sink
*s
, pa_sink_state_t state
) {
397 pa_bool_t suspend_change
;
398 pa_sink_state_t original_state
;
401 pa_assert_ctl_context();
403 if (s
->state
== state
)
406 original_state
= s
->state
;
409 (original_state
== PA_SINK_SUSPENDED
&& PA_SINK_IS_OPENED(state
)) ||
410 (PA_SINK_IS_OPENED(original_state
) && state
== PA_SINK_SUSPENDED
);
413 if ((ret
= s
->set_state(s
, state
)) < 0)
417 if ((ret
= pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_STATE
, PA_UINT_TO_PTR(state
), 0, NULL
)) < 0) {
420 s
->set_state(s
, original_state
);
427 if (state
!= PA_SINK_UNLINKED
) { /* if we enter UNLINKED state pa_sink_unlink() will fire the apropriate events */
428 pa_hook_fire(&s
->core
->hooks
[PA_CORE_HOOK_SINK_STATE_CHANGED
], s
);
429 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
| PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
432 if (suspend_change
) {
436 /* We're suspending or resuming, tell everyone about it */
438 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
)
439 if (s
->state
== PA_SINK_SUSPENDED
&&
440 (i
->flags
& PA_SINK_INPUT_KILL_ON_SUSPEND
))
441 pa_sink_input_kill(i
);
443 i
->suspend(i
, state
== PA_SINK_SUSPENDED
);
445 if (s
->monitor_source
)
446 pa_source_sync_suspend(s
->monitor_source
);
452 void pa_sink_set_get_volume_callback(pa_sink
*s
, pa_sink_cb_t cb
) {
458 void pa_sink_set_set_volume_callback(pa_sink
*s
, pa_sink_cb_t cb
) {
464 void pa_sink_set_write_volume_callback(pa_sink
*s
, pa_sink_cb_t cb
) {
467 s
->write_volume
= cb
;
470 void pa_sink_set_get_mute_callback(pa_sink
*s
, pa_sink_cb_t cb
) {
476 void pa_sink_set_set_mute_callback(pa_sink
*s
, pa_sink_cb_t cb
) {
482 /* Called from main context */
483 void pa_sink_put(pa_sink
* s
) {
484 pa_sink_assert_ref(s
);
485 pa_assert_ctl_context();
487 pa_assert(s
->state
== PA_SINK_INIT
);
488 pa_assert(!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
) || s
->input_to_master
);
490 /* The following fields must be initialized properly when calling _put() */
491 pa_assert(s
->asyncmsgq
);
492 pa_assert(s
->thread_info
.min_latency
<= s
->thread_info
.max_latency
);
494 /* Generally, flags should be initialized via pa_sink_new(). As a
495 * special exception we allow volume related flags to be set
496 * between _new() and _put(). */
498 /* XXX: Currently decibel volume is disabled for all sinks that use volume
499 * sharing. When the master sink supports decibel volume, it would be good
500 * to have the flag also in the filter sink, but currently we don't do that
501 * so that the flags of the filter sink never change when it's moved from
502 * a master sink to another. One solution for this problem would be to
503 * remove user-visible volume altogether from filter sinks when volume
504 * sharing is used, but the current approach was easier to implement... */
505 if (!(s
->flags
& PA_SINK_HW_VOLUME_CTRL
) && !(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
))
506 s
->flags
|= PA_SINK_DECIBEL_VOLUME
;
508 if ((s
->flags
& PA_SINK_DECIBEL_VOLUME
) && s
->core
->flat_volumes
)
509 s
->flags
|= PA_SINK_FLAT_VOLUME
;
511 if (s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
) {
512 pa_sink
*root_sink
= s
->input_to_master
->sink
;
514 while (root_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)
515 root_sink
= root_sink
->input_to_master
->sink
;
517 s
->reference_volume
= root_sink
->reference_volume
;
518 pa_cvolume_remap(&s
->reference_volume
, &root_sink
->channel_map
, &s
->channel_map
);
520 s
->real_volume
= root_sink
->real_volume
;
521 pa_cvolume_remap(&s
->real_volume
, &root_sink
->channel_map
, &s
->channel_map
);
523 /* We assume that if the sink implementor changed the default
524 * volume he did so in real_volume, because that is the usual
525 * place where he is supposed to place his changes. */
526 s
->reference_volume
= s
->real_volume
;
528 s
->thread_info
.soft_volume
= s
->soft_volume
;
529 s
->thread_info
.soft_muted
= s
->muted
;
530 pa_sw_cvolume_multiply(&s
->thread_info
.current_hw_volume
, &s
->soft_volume
, &s
->real_volume
);
532 pa_assert((s
->flags
& PA_SINK_HW_VOLUME_CTRL
)
533 || (s
->base_volume
== PA_VOLUME_NORM
534 && ((s
->flags
& PA_SINK_DECIBEL_VOLUME
|| (s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)))));
535 pa_assert(!(s
->flags
& PA_SINK_DECIBEL_VOLUME
) || s
->n_volume_steps
== PA_VOLUME_NORM
+1);
536 pa_assert(!(s
->flags
& PA_SINK_DYNAMIC_LATENCY
) == (s
->thread_info
.fixed_latency
!= 0));
537 pa_assert(!(s
->flags
& PA_SINK_LATENCY
) == !(s
->monitor_source
->flags
& PA_SOURCE_LATENCY
));
538 pa_assert(!(s
->flags
& PA_SINK_DYNAMIC_LATENCY
) == !(s
->monitor_source
->flags
& PA_SOURCE_DYNAMIC_LATENCY
));
539 pa_assert(!(s
->flags
& PA_SINK_HW_VOLUME_CTRL
) || s
->set_volume
);
540 pa_assert(!(s
->flags
& PA_SINK_SYNC_VOLUME
) || (s
->flags
& PA_SINK_HW_VOLUME_CTRL
));
541 pa_assert(!(s
->flags
& PA_SINK_SYNC_VOLUME
) || s
->write_volume
);
542 pa_assert(!(s
->flags
& PA_SINK_HW_MUTE_CTRL
) || s
->set_mute
);
544 pa_assert(s
->monitor_source
->thread_info
.fixed_latency
== s
->thread_info
.fixed_latency
);
545 pa_assert(s
->monitor_source
->thread_info
.min_latency
== s
->thread_info
.min_latency
);
546 pa_assert(s
->monitor_source
->thread_info
.max_latency
== s
->thread_info
.max_latency
);
548 pa_assert_se(sink_set_state(s
, PA_SINK_IDLE
) == 0);
550 pa_source_put(s
->monitor_source
);
552 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
| PA_SUBSCRIPTION_EVENT_NEW
, s
->index
);
553 pa_hook_fire(&s
->core
->hooks
[PA_CORE_HOOK_SINK_PUT
], s
);
556 /* Called from main context */
557 void pa_sink_unlink(pa_sink
* s
) {
559 pa_sink_input
*i
, *j
= NULL
;
562 pa_assert_ctl_context();
564 /* Please note that pa_sink_unlink() does more than simply
565 * reversing pa_sink_put(). It also undoes the registrations
566 * already done in pa_sink_new()! */
568 /* All operations here shall be idempotent, i.e. pa_sink_unlink()
569 * may be called multiple times on the same sink without bad
572 linked
= PA_SINK_IS_LINKED(s
->state
);
575 pa_hook_fire(&s
->core
->hooks
[PA_CORE_HOOK_SINK_UNLINK
], s
);
577 if (s
->state
!= PA_SINK_UNLINKED
)
578 pa_namereg_unregister(s
->core
, s
->name
);
579 pa_idxset_remove_by_data(s
->core
->sinks
, s
, NULL
);
582 pa_idxset_remove_by_data(s
->card
->sinks
, s
, NULL
);
584 while ((i
= pa_idxset_first(s
->inputs
, NULL
))) {
586 pa_sink_input_kill(i
);
591 sink_set_state(s
, PA_SINK_UNLINKED
);
593 s
->state
= PA_SINK_UNLINKED
;
597 if (s
->monitor_source
)
598 pa_source_unlink(s
->monitor_source
);
601 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
| PA_SUBSCRIPTION_EVENT_REMOVE
, s
->index
);
602 pa_hook_fire(&s
->core
->hooks
[PA_CORE_HOOK_SINK_UNLINK_POST
], s
);
606 /* Called from main context */
607 static void sink_free(pa_object
*o
) {
608 pa_sink
*s
= PA_SINK(o
);
612 pa_assert_ctl_context();
613 pa_assert(pa_sink_refcnt(s
) == 0);
615 if (PA_SINK_IS_LINKED(s
->state
))
618 pa_log_info("Freeing sink %u \"%s\"", s
->index
, s
->name
);
620 if (s
->monitor_source
) {
621 pa_source_unref(s
->monitor_source
);
622 s
->monitor_source
= NULL
;
625 pa_idxset_free(s
->inputs
, NULL
, NULL
);
627 while ((i
= pa_hashmap_steal_first(s
->thread_info
.inputs
)))
628 pa_sink_input_unref(i
);
630 pa_hashmap_free(s
->thread_info
.inputs
, NULL
, NULL
);
632 if (s
->silence
.memblock
)
633 pa_memblock_unref(s
->silence
.memblock
);
639 pa_proplist_free(s
->proplist
);
644 while ((p
= pa_hashmap_steal_first(s
->ports
)))
645 pa_device_port_free(p
);
647 pa_hashmap_free(s
->ports
, NULL
, NULL
);
653 /* Called from main context, and not while the IO thread is active, please */
654 void pa_sink_set_asyncmsgq(pa_sink
*s
, pa_asyncmsgq
*q
) {
655 pa_sink_assert_ref(s
);
656 pa_assert_ctl_context();
660 if (s
->monitor_source
)
661 pa_source_set_asyncmsgq(s
->monitor_source
, q
);
664 /* Called from main context, and not while the IO thread is active, please */
665 void pa_sink_update_flags(pa_sink
*s
, pa_sink_flags_t mask
, pa_sink_flags_t value
) {
666 pa_sink_assert_ref(s
);
667 pa_assert_ctl_context();
672 /* For now, allow only a minimal set of flags to be changed. */
673 pa_assert((mask
& ~(PA_SINK_DYNAMIC_LATENCY
|PA_SINK_LATENCY
)) == 0);
675 s
->flags
= (s
->flags
& ~mask
) | (value
& mask
);
677 pa_source_update_flags(s
->monitor_source
,
678 ((mask
& PA_SINK_LATENCY
) ? PA_SOURCE_LATENCY
: 0) |
679 ((mask
& PA_SINK_DYNAMIC_LATENCY
) ? PA_SOURCE_DYNAMIC_LATENCY
: 0),
680 ((value
& PA_SINK_LATENCY
) ? PA_SOURCE_LATENCY
: 0) |
681 ((value
& PA_SINK_DYNAMIC_LATENCY
) ? PA_SINK_DYNAMIC_LATENCY
: 0));
684 /* Called from IO context, or before _put() from main context */
685 void pa_sink_set_rtpoll(pa_sink
*s
, pa_rtpoll
*p
) {
686 pa_sink_assert_ref(s
);
687 pa_sink_assert_io_context(s
);
689 s
->thread_info
.rtpoll
= p
;
691 if (s
->monitor_source
)
692 pa_source_set_rtpoll(s
->monitor_source
, p
);
695 /* Called from main context */
696 int pa_sink_update_status(pa_sink
*s
) {
697 pa_sink_assert_ref(s
);
698 pa_assert_ctl_context();
699 pa_assert(PA_SINK_IS_LINKED(s
->state
));
701 if (s
->state
== PA_SINK_SUSPENDED
)
704 return sink_set_state(s
, pa_sink_used_by(s
) ? PA_SINK_RUNNING
: PA_SINK_IDLE
);
707 /* Called from main context */
708 int pa_sink_suspend(pa_sink
*s
, pa_bool_t suspend
, pa_suspend_cause_t cause
) {
709 pa_sink_assert_ref(s
);
710 pa_assert_ctl_context();
711 pa_assert(PA_SINK_IS_LINKED(s
->state
));
712 pa_assert(cause
!= 0);
715 s
->suspend_cause
|= cause
;
716 s
->monitor_source
->suspend_cause
|= cause
;
718 s
->suspend_cause
&= ~cause
;
719 s
->monitor_source
->suspend_cause
&= ~cause
;
722 if ((pa_sink_get_state(s
) == PA_SINK_SUSPENDED
) == !!s
->suspend_cause
)
725 pa_log_debug("Suspend cause of sink %s is 0x%04x, %s", s
->name
, s
->suspend_cause
, s
->suspend_cause
? "suspending" : "resuming");
727 if (s
->suspend_cause
)
728 return sink_set_state(s
, PA_SINK_SUSPENDED
);
730 return sink_set_state(s
, pa_sink_used_by(s
) ? PA_SINK_RUNNING
: PA_SINK_IDLE
);
733 /* Called from main context */
734 pa_queue
*pa_sink_move_all_start(pa_sink
*s
, pa_queue
*q
) {
735 pa_sink_input
*i
, *n
;
738 pa_sink_assert_ref(s
);
739 pa_assert_ctl_context();
740 pa_assert(PA_SINK_IS_LINKED(s
->state
));
745 for (i
= PA_SINK_INPUT(pa_idxset_first(s
->inputs
, &idx
)); i
; i
= n
) {
746 n
= PA_SINK_INPUT(pa_idxset_next(s
->inputs
, &idx
));
748 pa_sink_input_ref(i
);
750 if (pa_sink_input_start_move(i
) >= 0)
753 pa_sink_input_unref(i
);
759 /* Called from main context */
760 void pa_sink_move_all_finish(pa_sink
*s
, pa_queue
*q
, pa_bool_t save
) {
763 pa_sink_assert_ref(s
);
764 pa_assert_ctl_context();
765 pa_assert(PA_SINK_IS_LINKED(s
->state
));
768 while ((i
= PA_SINK_INPUT(pa_queue_pop(q
)))) {
769 if (pa_sink_input_finish_move(i
, s
, save
) < 0)
770 pa_sink_input_fail_move(i
);
772 pa_sink_input_unref(i
);
775 pa_queue_free(q
, NULL
, NULL
);
778 /* Called from main context */
779 void pa_sink_move_all_fail(pa_queue
*q
) {
782 pa_assert_ctl_context();
785 while ((i
= PA_SINK_INPUT(pa_queue_pop(q
)))) {
786 pa_sink_input_fail_move(i
);
787 pa_sink_input_unref(i
);
790 pa_queue_free(q
, NULL
, NULL
);
793 /* Called from IO thread context */
794 void pa_sink_process_rewind(pa_sink
*s
, size_t nbytes
) {
798 pa_sink_assert_ref(s
);
799 pa_sink_assert_io_context(s
);
800 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
802 /* If nobody requested this and this is actually no real rewind
803 * then we can short cut this. Please note that this means that
804 * not all rewind requests triggered upstream will always be
805 * translated in actual requests! */
806 if (!s
->thread_info
.rewind_requested
&& nbytes
<= 0)
809 s
->thread_info
.rewind_nbytes
= 0;
810 s
->thread_info
.rewind_requested
= FALSE
;
812 if (s
->thread_info
.state
== PA_SINK_SUSPENDED
)
816 pa_log_debug("Processing rewind...");
817 if (s
->flags
& PA_SINK_SYNC_VOLUME
)
818 pa_sink_volume_change_rewind(s
, nbytes
);
821 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
) {
822 pa_sink_input_assert_ref(i
);
823 pa_sink_input_process_rewind(i
, nbytes
);
827 if (s
->monitor_source
&& PA_SOURCE_IS_LINKED(s
->monitor_source
->thread_info
.state
))
828 pa_source_process_rewind(s
->monitor_source
, nbytes
);
832 /* Called from IO thread context */
833 static unsigned fill_mix_info(pa_sink
*s
, size_t *length
, pa_mix_info
*info
, unsigned maxinfo
) {
837 size_t mixlength
= *length
;
839 pa_sink_assert_ref(s
);
840 pa_sink_assert_io_context(s
);
843 while ((i
= pa_hashmap_iterate(s
->thread_info
.inputs
, &state
, NULL
)) && maxinfo
> 0) {
844 pa_sink_input_assert_ref(i
);
846 pa_sink_input_peek(i
, *length
, &info
->chunk
, &info
->volume
);
848 if (mixlength
== 0 || info
->chunk
.length
< mixlength
)
849 mixlength
= info
->chunk
.length
;
851 if (pa_memblock_is_silence(info
->chunk
.memblock
)) {
852 pa_memblock_unref(info
->chunk
.memblock
);
856 info
->userdata
= pa_sink_input_ref(i
);
858 pa_assert(info
->chunk
.memblock
);
859 pa_assert(info
->chunk
.length
> 0);
872 /* Called from IO thread context */
873 static void inputs_drop(pa_sink
*s
, pa_mix_info
*info
, unsigned n
, pa_memchunk
*result
) {
877 unsigned n_unreffed
= 0;
879 pa_sink_assert_ref(s
);
880 pa_sink_assert_io_context(s
);
882 pa_assert(result
->memblock
);
883 pa_assert(result
->length
> 0);
885 /* We optimize for the case where the order of the inputs has not changed */
887 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
) {
889 pa_mix_info
* m
= NULL
;
891 pa_sink_input_assert_ref(i
);
893 /* Let's try to find the matching entry info the pa_mix_info array */
894 for (j
= 0; j
< n
; j
++) {
896 if (info
[p
].userdata
== i
) {
907 pa_sink_input_drop(i
, result
->length
);
909 if (s
->monitor_source
&& PA_SOURCE_IS_LINKED(s
->monitor_source
->thread_info
.state
)) {
911 if (pa_hashmap_size(i
->thread_info
.direct_outputs
) > 0) {
916 if (m
&& m
->chunk
.memblock
) {
918 pa_memblock_ref(c
.memblock
);
919 pa_assert(result
->length
<= c
.length
);
920 c
.length
= result
->length
;
922 pa_memchunk_make_writable(&c
, 0);
923 pa_volume_memchunk(&c
, &s
->sample_spec
, &m
->volume
);
926 pa_memblock_ref(c
.memblock
);
927 pa_assert(result
->length
<= c
.length
);
928 c
.length
= result
->length
;
931 while ((o
= pa_hashmap_iterate(i
->thread_info
.direct_outputs
, &ostate
, NULL
))) {
932 pa_source_output_assert_ref(o
);
933 pa_assert(o
->direct_on_input
== i
);
934 pa_source_post_direct(s
->monitor_source
, o
, &c
);
937 pa_memblock_unref(c
.memblock
);
942 if (m
->chunk
.memblock
)
943 pa_memblock_unref(m
->chunk
.memblock
);
944 pa_memchunk_reset(&m
->chunk
);
946 pa_sink_input_unref(m
->userdata
);
953 /* Now drop references to entries that are included in the
954 * pa_mix_info array but don't exist anymore */
956 if (n_unreffed
< n
) {
957 for (; n
> 0; info
++, n
--) {
959 pa_sink_input_unref(info
->userdata
);
960 if (info
->chunk
.memblock
)
961 pa_memblock_unref(info
->chunk
.memblock
);
965 if (s
->monitor_source
&& PA_SOURCE_IS_LINKED(s
->monitor_source
->thread_info
.state
))
966 pa_source_post(s
->monitor_source
, result
);
969 /* Called from IO thread context */
970 void pa_sink_render(pa_sink
*s
, size_t length
, pa_memchunk
*result
) {
971 pa_mix_info info
[MAX_MIX_CHANNELS
];
973 size_t block_size_max
;
975 pa_sink_assert_ref(s
);
976 pa_sink_assert_io_context(s
);
977 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
978 pa_assert(pa_frame_aligned(length
, &s
->sample_spec
));
981 pa_assert(!s
->thread_info
.rewind_requested
);
982 pa_assert(s
->thread_info
.rewind_nbytes
== 0);
984 if (s
->thread_info
.state
== PA_SINK_SUSPENDED
) {
985 result
->memblock
= pa_memblock_ref(s
->silence
.memblock
);
986 result
->index
= s
->silence
.index
;
987 result
->length
= PA_MIN(s
->silence
.length
, length
);
994 length
= pa_frame_align(MIX_BUFFER_LENGTH
, &s
->sample_spec
);
996 block_size_max
= pa_mempool_block_size_max(s
->core
->mempool
);
997 if (length
> block_size_max
)
998 length
= pa_frame_align(block_size_max
, &s
->sample_spec
);
1000 pa_assert(length
> 0);
1002 n
= fill_mix_info(s
, &length
, info
, MAX_MIX_CHANNELS
);
1006 *result
= s
->silence
;
1007 pa_memblock_ref(result
->memblock
);
1009 if (result
->length
> length
)
1010 result
->length
= length
;
1012 } else if (n
== 1) {
1015 *result
= info
[0].chunk
;
1016 pa_memblock_ref(result
->memblock
);
1018 if (result
->length
> length
)
1019 result
->length
= length
;
1021 pa_sw_cvolume_multiply(&volume
, &s
->thread_info
.soft_volume
, &info
[0].volume
);
1023 if (s
->thread_info
.soft_muted
|| pa_cvolume_is_muted(&volume
)) {
1024 pa_memblock_unref(result
->memblock
);
1025 pa_silence_memchunk_get(&s
->core
->silence_cache
,
1030 } else if (!pa_cvolume_is_norm(&volume
)) {
1031 pa_memchunk_make_writable(result
, 0);
1032 pa_volume_memchunk(result
, &s
->sample_spec
, &volume
);
1036 result
->memblock
= pa_memblock_new(s
->core
->mempool
, length
);
1038 ptr
= pa_memblock_acquire(result
->memblock
);
1039 result
->length
= pa_mix(info
, n
,
1042 &s
->thread_info
.soft_volume
,
1043 s
->thread_info
.soft_muted
);
1044 pa_memblock_release(result
->memblock
);
1049 inputs_drop(s
, info
, n
, result
);
1054 /* Called from IO thread context */
1055 void pa_sink_render_into(pa_sink
*s
, pa_memchunk
*target
) {
1056 pa_mix_info info
[MAX_MIX_CHANNELS
];
1058 size_t length
, block_size_max
;
1060 pa_sink_assert_ref(s
);
1061 pa_sink_assert_io_context(s
);
1062 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
1064 pa_assert(target
->memblock
);
1065 pa_assert(target
->length
> 0);
1066 pa_assert(pa_frame_aligned(target
->length
, &s
->sample_spec
));
1068 pa_assert(!s
->thread_info
.rewind_requested
);
1069 pa_assert(s
->thread_info
.rewind_nbytes
== 0);
1071 if (s
->thread_info
.state
== PA_SINK_SUSPENDED
) {
1072 pa_silence_memchunk(target
, &s
->sample_spec
);
1078 length
= target
->length
;
1079 block_size_max
= pa_mempool_block_size_max(s
->core
->mempool
);
1080 if (length
> block_size_max
)
1081 length
= pa_frame_align(block_size_max
, &s
->sample_spec
);
1083 pa_assert(length
> 0);
1085 n
= fill_mix_info(s
, &length
, info
, MAX_MIX_CHANNELS
);
1088 if (target
->length
> length
)
1089 target
->length
= length
;
1091 pa_silence_memchunk(target
, &s
->sample_spec
);
1092 } else if (n
== 1) {
1095 if (target
->length
> length
)
1096 target
->length
= length
;
1098 pa_sw_cvolume_multiply(&volume
, &s
->thread_info
.soft_volume
, &info
[0].volume
);
1100 if (s
->thread_info
.soft_muted
|| pa_cvolume_is_muted(&volume
))
1101 pa_silence_memchunk(target
, &s
->sample_spec
);
1105 vchunk
= info
[0].chunk
;
1106 pa_memblock_ref(vchunk
.memblock
);
1108 if (vchunk
.length
> length
)
1109 vchunk
.length
= length
;
1111 if (!pa_cvolume_is_norm(&volume
)) {
1112 pa_memchunk_make_writable(&vchunk
, 0);
1113 pa_volume_memchunk(&vchunk
, &s
->sample_spec
, &volume
);
1116 pa_memchunk_memcpy(target
, &vchunk
);
1117 pa_memblock_unref(vchunk
.memblock
);
1123 ptr
= pa_memblock_acquire(target
->memblock
);
1125 target
->length
= pa_mix(info
, n
,
1126 (uint8_t*) ptr
+ target
->index
, length
,
1128 &s
->thread_info
.soft_volume
,
1129 s
->thread_info
.soft_muted
);
1131 pa_memblock_release(target
->memblock
);
1134 inputs_drop(s
, info
, n
, target
);
1139 /* Called from IO thread context */
1140 void pa_sink_render_into_full(pa_sink
*s
, pa_memchunk
*target
) {
1144 pa_sink_assert_ref(s
);
1145 pa_sink_assert_io_context(s
);
1146 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
1148 pa_assert(target
->memblock
);
1149 pa_assert(target
->length
> 0);
1150 pa_assert(pa_frame_aligned(target
->length
, &s
->sample_spec
));
1152 pa_assert(!s
->thread_info
.rewind_requested
);
1153 pa_assert(s
->thread_info
.rewind_nbytes
== 0);
1155 if (s
->thread_info
.state
== PA_SINK_SUSPENDED
) {
1156 pa_silence_memchunk(target
, &s
->sample_spec
);
1169 pa_sink_render_into(s
, &chunk
);
1178 /* Called from IO thread context */
1179 void pa_sink_render_full(pa_sink
*s
, size_t length
, pa_memchunk
*result
) {
1180 pa_sink_assert_ref(s
);
1181 pa_sink_assert_io_context(s
);
1182 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
1183 pa_assert(length
> 0);
1184 pa_assert(pa_frame_aligned(length
, &s
->sample_spec
));
1187 pa_assert(!s
->thread_info
.rewind_requested
);
1188 pa_assert(s
->thread_info
.rewind_nbytes
== 0);
1192 pa_sink_render(s
, length
, result
);
1194 if (result
->length
< length
) {
1197 pa_memchunk_make_writable(result
, length
);
1199 chunk
.memblock
= result
->memblock
;
1200 chunk
.index
= result
->index
+ result
->length
;
1201 chunk
.length
= length
- result
->length
;
1203 pa_sink_render_into_full(s
, &chunk
);
1205 result
->length
= length
;
1211 /* Called from main thread */
1212 pa_usec_t
pa_sink_get_latency(pa_sink
*s
) {
1215 pa_sink_assert_ref(s
);
1216 pa_assert_ctl_context();
1217 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1219 /* The returned value is supposed to be in the time domain of the sound card! */
1221 if (s
->state
== PA_SINK_SUSPENDED
)
1224 if (!(s
->flags
& PA_SINK_LATENCY
))
1227 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_LATENCY
, &usec
, 0, NULL
) == 0);
1232 /* Called from IO thread */
1233 pa_usec_t
pa_sink_get_latency_within_thread(pa_sink
*s
) {
1237 pa_sink_assert_ref(s
);
1238 pa_sink_assert_io_context(s
);
1239 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
1241 /* The returned value is supposed to be in the time domain of the sound card! */
1243 if (s
->thread_info
.state
== PA_SINK_SUSPENDED
)
1246 if (!(s
->flags
& PA_SINK_LATENCY
))
1249 o
= PA_MSGOBJECT(s
);
1251 /* FIXME: We probably should make this a proper vtable callback instead of going through process_msg() */
1253 if (o
->process_msg(o
, PA_SINK_MESSAGE_GET_LATENCY
, &usec
, 0, NULL
) < 0)
1259 /* Called from the main thread (and also from the IO thread while the main
1260 * thread is waiting).
1262 * When a sink uses volume sharing, it never has the PA_SINK_FLAT_VOLUME flag
1263 * set. Instead, flat volume mode is detected by checking whether the root sink
1264 * has the flag set. */
1265 pa_bool_t
pa_sink_flat_volume_enabled(pa_sink
*s
) {
1266 pa_sink_assert_ref(s
);
1268 while (s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)
1269 s
= s
->input_to_master
->sink
;
1271 return (s
->flags
& PA_SINK_FLAT_VOLUME
);
1274 /* Called from main context */
1275 pa_bool_t
pa_sink_is_passthrough(pa_sink
*s
) {
1276 pa_sink_input
*alt_i
;
1279 pa_sink_assert_ref(s
);
1281 /* one and only one PASSTHROUGH input can possibly be connected */
1282 if (pa_idxset_size(s
->inputs
) == 1) {
1283 alt_i
= pa_idxset_first(s
->inputs
, &idx
);
1285 if (pa_sink_input_is_passthrough(alt_i
))
1292 /* Called from main context. */
1293 static void compute_reference_ratio(pa_sink_input
*i
) {
1295 pa_cvolume remapped
;
1298 pa_assert(pa_sink_flat_volume_enabled(i
->sink
));
1301 * Calculates the reference ratio from the sink's reference
1302 * volume. This basically calculates:
1304 * i->reference_ratio = i->volume / i->sink->reference_volume
1307 remapped
= i
->sink
->reference_volume
;
1308 pa_cvolume_remap(&remapped
, &i
->sink
->channel_map
, &i
->channel_map
);
1310 i
->reference_ratio
.channels
= i
->sample_spec
.channels
;
1312 for (c
= 0; c
< i
->sample_spec
.channels
; c
++) {
1314 /* We don't update when the sink volume is 0 anyway */
1315 if (remapped
.values
[c
] <= PA_VOLUME_MUTED
)
1318 /* Don't update the reference ratio unless necessary */
1319 if (pa_sw_volume_multiply(
1320 i
->reference_ratio
.values
[c
],
1321 remapped
.values
[c
]) == i
->volume
.values
[c
])
1324 i
->reference_ratio
.values
[c
] = pa_sw_volume_divide(
1325 i
->volume
.values
[c
],
1326 remapped
.values
[c
]);
1330 /* Called from main context. Only called for the root sink in volume sharing
1331 * cases, except for internal recursive calls. */
1332 static void compute_reference_ratios(pa_sink
*s
) {
1336 pa_sink_assert_ref(s
);
1337 pa_assert_ctl_context();
1338 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1339 pa_assert(pa_sink_flat_volume_enabled(s
));
1341 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1342 compute_reference_ratio(i
);
1344 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
))
1345 compute_reference_ratios(i
->origin_sink
);
1349 /* Called from main context. Only called for the root sink in volume sharing
1350 * cases, except for internal recursive calls. */
1351 static void compute_real_ratios(pa_sink
*s
) {
1355 pa_sink_assert_ref(s
);
1356 pa_assert_ctl_context();
1357 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1358 pa_assert(pa_sink_flat_volume_enabled(s
));
1360 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1362 pa_cvolume remapped
;
1364 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)) {
1365 /* The origin sink uses volume sharing, so this input's real ratio
1366 * is handled as a special case - the real ratio must be 0 dB, and
1367 * as a result i->soft_volume must equal i->volume_factor. */
1368 pa_cvolume_reset(&i
->real_ratio
, i
->real_ratio
.channels
);
1369 i
->soft_volume
= i
->volume_factor
;
1371 compute_real_ratios(i
->origin_sink
);
1377 * This basically calculates:
1379 * i->real_ratio := i->volume / s->real_volume
1380 * i->soft_volume := i->real_ratio * i->volume_factor
1383 remapped
= s
->real_volume
;
1384 pa_cvolume_remap(&remapped
, &s
->channel_map
, &i
->channel_map
);
1386 i
->real_ratio
.channels
= i
->sample_spec
.channels
;
1387 i
->soft_volume
.channels
= i
->sample_spec
.channels
;
1389 for (c
= 0; c
< i
->sample_spec
.channels
; c
++) {
1391 if (remapped
.values
[c
] <= PA_VOLUME_MUTED
) {
1392 /* We leave i->real_ratio untouched */
1393 i
->soft_volume
.values
[c
] = PA_VOLUME_MUTED
;
1397 /* Don't lose accuracy unless necessary */
1398 if (pa_sw_volume_multiply(
1399 i
->real_ratio
.values
[c
],
1400 remapped
.values
[c
]) != i
->volume
.values
[c
])
1402 i
->real_ratio
.values
[c
] = pa_sw_volume_divide(
1403 i
->volume
.values
[c
],
1404 remapped
.values
[c
]);
1406 i
->soft_volume
.values
[c
] = pa_sw_volume_multiply(
1407 i
->real_ratio
.values
[c
],
1408 i
->volume_factor
.values
[c
]);
1411 /* We don't copy the soft_volume to the thread_info data
1412 * here. That must be done by the caller */
1416 static pa_cvolume
*cvolume_remap_minimal_impact(
1418 const pa_cvolume
*template,
1419 const pa_channel_map
*from
,
1420 const pa_channel_map
*to
) {
1425 pa_assert(template);
1428 pa_assert(pa_cvolume_compatible_with_channel_map(v
, from
));
1429 pa_assert(pa_cvolume_compatible_with_channel_map(template, to
));
1431 /* Much like pa_cvolume_remap(), but tries to minimize impact when
1432 * mapping from sink input to sink volumes:
1434 * If template is a possible remapping from v it is used instead
1435 * of remapping anew.
1437 * If the channel maps don't match we set an all-channel volume on
1438 * the sink to ensure that changing a volume on one stream has no
1439 * effect that cannot be compensated for in another stream that
1440 * does not have the same channel map as the sink. */
1442 if (pa_channel_map_equal(from
, to
))
1446 if (pa_cvolume_equal(pa_cvolume_remap(&t
, to
, from
), v
)) {
1451 pa_cvolume_set(v
, to
->channels
, pa_cvolume_max(v
));
1455 /* Called from main thread. Only called for the root sink in volume sharing
1456 * cases, except for internal recursive calls. */
1457 static void get_maximum_input_volume(pa_sink
*s
, pa_cvolume
*max_volume
, const pa_channel_map
*channel_map
) {
1461 pa_sink_assert_ref(s
);
1462 pa_assert(max_volume
);
1463 pa_assert(channel_map
);
1464 pa_assert(pa_sink_flat_volume_enabled(s
));
1466 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1467 pa_cvolume remapped
;
1469 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)) {
1470 get_maximum_input_volume(i
->origin_sink
, max_volume
, channel_map
);
1472 /* Ignore this input. The origin sink uses volume sharing, so this
1473 * input's volume will be set to be equal to the root sink's real
1474 * volume. Obviously this input's current volume must not then
1475 * affect what the root sink's real volume will be. */
1479 remapped
= i
->volume
;
1480 cvolume_remap_minimal_impact(&remapped
, max_volume
, &i
->channel_map
, channel_map
);
1481 pa_cvolume_merge(max_volume
, max_volume
, &remapped
);
1485 /* Called from main thread. Only called for the root sink in volume sharing
1486 * cases, except for internal recursive calls. */
1487 static pa_bool_t
has_inputs(pa_sink
*s
) {
1491 pa_sink_assert_ref(s
);
1493 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1494 if (!i
->origin_sink
|| !(i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
) || has_inputs(i
->origin_sink
))
1501 /* Called from main thread. Only called for the root sink in volume sharing
1502 * cases, except for internal recursive calls. */
1503 static void update_real_volume(pa_sink
*s
, const pa_cvolume
*new_volume
, pa_channel_map
*channel_map
) {
1507 pa_sink_assert_ref(s
);
1508 pa_assert(new_volume
);
1509 pa_assert(channel_map
);
1511 s
->real_volume
= *new_volume
;
1512 pa_cvolume_remap(&s
->real_volume
, channel_map
, &s
->channel_map
);
1514 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1515 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)) {
1516 if (pa_sink_flat_volume_enabled(s
)) {
1517 pa_cvolume old_volume
= i
->volume
;
1519 /* Follow the root sink's real volume. */
1520 i
->volume
= *new_volume
;
1521 pa_cvolume_remap(&i
->volume
, channel_map
, &i
->channel_map
);
1522 compute_reference_ratio(i
);
1524 /* The volume changed, let's tell people so */
1525 if (!pa_cvolume_equal(&old_volume
, &i
->volume
)) {
1526 if (i
->volume_changed
)
1527 i
->volume_changed(i
);
1529 pa_subscription_post(i
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, i
->index
);
1533 update_real_volume(i
->origin_sink
, new_volume
, channel_map
);
1538 /* Called from main thread. Only called for the root sink in shared volume
1540 static void compute_real_volume(pa_sink
*s
) {
1541 pa_sink_assert_ref(s
);
1542 pa_assert_ctl_context();
1543 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1544 pa_assert(pa_sink_flat_volume_enabled(s
));
1545 pa_assert(!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
));
1547 /* This determines the maximum volume of all streams and sets
1548 * s->real_volume accordingly. */
1550 if (!has_inputs(s
)) {
1551 /* In the special case that we have no sink inputs we leave the
1552 * volume unmodified. */
1553 update_real_volume(s
, &s
->reference_volume
, &s
->channel_map
);
1557 pa_cvolume_mute(&s
->real_volume
, s
->channel_map
.channels
);
1559 /* First let's determine the new maximum volume of all inputs
1560 * connected to this sink */
1561 get_maximum_input_volume(s
, &s
->real_volume
, &s
->channel_map
);
1562 update_real_volume(s
, &s
->real_volume
, &s
->channel_map
);
1564 /* Then, let's update the real ratios/soft volumes of all inputs
1565 * connected to this sink */
1566 compute_real_ratios(s
);
1569 /* Called from main thread. Only called for the root sink in shared volume
1570 * cases, except for internal recursive calls. */
1571 static void propagate_reference_volume(pa_sink
*s
) {
1575 pa_sink_assert_ref(s
);
1576 pa_assert_ctl_context();
1577 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1578 pa_assert(pa_sink_flat_volume_enabled(s
));
1580 /* This is called whenever the sink volume changes that is not
1581 * caused by a sink input volume change. We need to fix up the
1582 * sink input volumes accordingly */
1584 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1585 pa_cvolume old_volume
;
1587 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)) {
1588 propagate_reference_volume(i
->origin_sink
);
1590 /* Since the origin sink uses volume sharing, this input's volume
1591 * needs to be updated to match the root sink's real volume, but
1592 * that will be done later in update_shared_real_volume(). */
1596 old_volume
= i
->volume
;
1598 /* This basically calculates:
1600 * i->volume := s->reference_volume * i->reference_ratio */
1602 i
->volume
= s
->reference_volume
;
1603 pa_cvolume_remap(&i
->volume
, &s
->channel_map
, &i
->channel_map
);
1604 pa_sw_cvolume_multiply(&i
->volume
, &i
->volume
, &i
->reference_ratio
);
1606 /* The volume changed, let's tell people so */
1607 if (!pa_cvolume_equal(&old_volume
, &i
->volume
)) {
1609 if (i
->volume_changed
)
1610 i
->volume_changed(i
);
1612 pa_subscription_post(i
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, i
->index
);
1617 /* Called from main thread. Only called for the root sink in volume sharing
1618 * cases, except for internal recursive calls. The return value indicates
1619 * whether any reference volume actually changed. */
1620 static pa_bool_t
update_reference_volume(pa_sink
*s
, const pa_cvolume
*v
, const pa_channel_map
*channel_map
, pa_bool_t save
) {
1622 pa_bool_t reference_volume_changed
;
1626 pa_sink_assert_ref(s
);
1627 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1629 pa_assert(channel_map
);
1630 pa_assert(pa_cvolume_valid(v
));
1633 pa_cvolume_remap(&volume
, channel_map
, &s
->channel_map
);
1635 reference_volume_changed
= !pa_cvolume_equal(&volume
, &s
->reference_volume
);
1636 s
->reference_volume
= volume
;
1638 s
->save_volume
= (!reference_volume_changed
&& s
->save_volume
) || save
;
1640 if (reference_volume_changed
)
1641 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
1642 else if (!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
))
1643 /* If the root sink's volume doesn't change, then there can't be any
1644 * changes in the other sinks in the sink tree either.
1646 * It's probably theoretically possible that even if the root sink's
1647 * volume changes slightly, some filter sink doesn't change its volume
1648 * due to rounding errors. If that happens, we still want to propagate
1649 * the changed root sink volume to the sinks connected to the
1650 * intermediate sink that didn't change its volume. This theoretical
1651 * possiblity is the reason why we have that !(s->flags &
1652 * PA_SINK_SHARE_VOLUME_WITH_MASTER) condition. Probably nobody would
1653 * notice even if we returned here FALSE always if
1654 * reference_volume_changed is FALSE. */
1657 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1658 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
))
1659 update_reference_volume(i
->origin_sink
, v
, channel_map
, FALSE
);
1665 /* Called from main thread */
1666 void pa_sink_set_volume(
1668 const pa_cvolume
*volume
,
1672 pa_cvolume new_reference_volume
;
1673 pa_sink
*root_sink
= s
;
1675 pa_sink_assert_ref(s
);
1676 pa_assert_ctl_context();
1677 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1678 pa_assert(!volume
|| pa_cvolume_valid(volume
));
1679 pa_assert(volume
|| pa_sink_flat_volume_enabled(s
));
1680 pa_assert(!volume
|| volume
->channels
== 1 || pa_cvolume_compatible(volume
, &s
->sample_spec
));
1682 /* make sure we don't change the volume when a PASSTHROUGH input is connected */
1683 if (pa_sink_is_passthrough(s
)) {
1684 /* FIXME: Need to notify client that volume control is disabled */
1685 pa_log_warn("Cannot change volume, Sink is connected to PASSTHROUGH input");
1689 /* In case of volume sharing, the volume is set for the root sink first,
1690 * from which it's then propagated to the sharing sinks. */
1691 while (root_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)
1692 root_sink
= root_sink
->input_to_master
->sink
;
1694 /* As a special exception we accept mono volumes on all sinks --
1695 * even on those with more complex channel maps */
1698 if (pa_cvolume_compatible(volume
, &s
->sample_spec
))
1699 new_reference_volume
= *volume
;
1701 new_reference_volume
= s
->reference_volume
;
1702 pa_cvolume_scale(&new_reference_volume
, pa_cvolume_max(volume
));
1705 pa_cvolume_remap(&new_reference_volume
, &s
->channel_map
, &root_sink
->channel_map
);
1708 /* If volume is NULL we synchronize the sink's real and reference
1709 * volumes with the stream volumes. If it is not NULL we update
1710 * the reference_volume with it. */
1713 if (update_reference_volume(root_sink
, &new_reference_volume
, &root_sink
->channel_map
, save
)) {
1714 if (pa_sink_flat_volume_enabled(root_sink
)) {
1715 /* OK, propagate this volume change back to the inputs */
1716 propagate_reference_volume(root_sink
);
1718 /* And now recalculate the real volume */
1719 compute_real_volume(root_sink
);
1721 update_real_volume(root_sink
, &root_sink
->reference_volume
, &root_sink
->channel_map
);
1725 pa_assert(pa_sink_flat_volume_enabled(root_sink
));
1727 /* Ok, let's determine the new real volume */
1728 compute_real_volume(root_sink
);
1730 /* Let's 'push' the reference volume if necessary */
1731 pa_cvolume_merge(&new_reference_volume
, &s
->reference_volume
, &root_sink
->real_volume
);
1732 update_reference_volume(root_sink
, &new_reference_volume
, &root_sink
->channel_map
, save
);
1734 /* Now that the reference volume is updated, we can update the streams'
1735 * reference ratios. */
1736 compute_reference_ratios(root_sink
);
1739 if (root_sink
->set_volume
) {
1740 /* If we have a function set_volume(), then we do not apply a
1741 * soft volume by default. However, set_volume() is free to
1742 * apply one to root_sink->soft_volume */
1744 pa_cvolume_reset(&root_sink
->soft_volume
, root_sink
->sample_spec
.channels
);
1745 if (!(root_sink
->flags
& PA_SINK_SYNC_VOLUME
))
1746 root_sink
->set_volume(root_sink
);
1749 /* If we have no function set_volume(), then the soft volume
1750 * becomes the real volume */
1751 root_sink
->soft_volume
= root_sink
->real_volume
;
1753 /* This tells the sink that soft volume and/or real volume changed */
1755 pa_assert_se(pa_asyncmsgq_send(root_sink
->asyncmsgq
, PA_MSGOBJECT(root_sink
), PA_SINK_MESSAGE_SET_SHARED_VOLUME
, NULL
, 0, NULL
) == 0);
1758 /* Called from the io thread if sync volume is used, otherwise from the main thread.
1759 * Only to be called by sink implementor */
1760 void pa_sink_set_soft_volume(pa_sink
*s
, const pa_cvolume
*volume
) {
1762 pa_sink_assert_ref(s
);
1763 pa_assert(!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
));
1765 if (s
->flags
& PA_SINK_SYNC_VOLUME
)
1766 pa_sink_assert_io_context(s
);
1768 pa_assert_ctl_context();
1771 pa_cvolume_reset(&s
->soft_volume
, s
->sample_spec
.channels
);
1773 s
->soft_volume
= *volume
;
1775 if (PA_SINK_IS_LINKED(s
->state
) && !(s
->flags
& PA_SINK_SYNC_VOLUME
))
1776 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_VOLUME
, NULL
, 0, NULL
) == 0);
1778 s
->thread_info
.soft_volume
= s
->soft_volume
;
1781 /* Called from the main thread. Only called for the root sink in volume sharing
1782 * cases, except for internal recursive calls. */
1783 static void propagate_real_volume(pa_sink
*s
, const pa_cvolume
*old_real_volume
) {
1787 pa_sink_assert_ref(s
);
1788 pa_assert(old_real_volume
);
1789 pa_assert_ctl_context();
1790 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1792 /* This is called when the hardware's real volume changes due to
1793 * some external event. We copy the real volume into our
1794 * reference volume and then rebuild the stream volumes based on
1795 * i->real_ratio which should stay fixed. */
1797 if (!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)) {
1798 if (pa_cvolume_equal(old_real_volume
, &s
->real_volume
))
1801 /* 1. Make the real volume the reference volume */
1802 update_reference_volume(s
, &s
->real_volume
, &s
->channel_map
, TRUE
);
1805 if (pa_sink_flat_volume_enabled(s
)) {
1807 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
1808 pa_cvolume old_volume
= i
->volume
;
1810 /* 2. Since the sink's reference and real volumes are equal
1811 * now our ratios should be too. */
1812 i
->reference_ratio
= i
->real_ratio
;
1814 /* 3. Recalculate the new stream reference volume based on the
1815 * reference ratio and the sink's reference volume.
1817 * This basically calculates:
1819 * i->volume = s->reference_volume * i->reference_ratio
1821 * This is identical to propagate_reference_volume() */
1822 i
->volume
= s
->reference_volume
;
1823 pa_cvolume_remap(&i
->volume
, &s
->channel_map
, &i
->channel_map
);
1824 pa_sw_cvolume_multiply(&i
->volume
, &i
->volume
, &i
->reference_ratio
);
1826 /* Notify if something changed */
1827 if (!pa_cvolume_equal(&old_volume
, &i
->volume
)) {
1829 if (i
->volume_changed
)
1830 i
->volume_changed(i
);
1832 pa_subscription_post(i
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, i
->index
);
1835 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
))
1836 propagate_real_volume(i
->origin_sink
, old_real_volume
);
1840 /* Something got changed in the hardware. It probably makes sense
1841 * to save changed hw settings given that hw volume changes not
1842 * triggered by PA are almost certainly done by the user. */
1843 if (!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
))
1844 s
->save_volume
= TRUE
;
1847 /* Called from io thread */
1848 void pa_sink_update_volume_and_mute(pa_sink
*s
) {
1850 pa_sink_assert_io_context(s
);
1852 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_UPDATE_VOLUME_AND_MUTE
, NULL
, 0, NULL
, NULL
);
1855 /* Called from main thread */
1856 const pa_cvolume
*pa_sink_get_volume(pa_sink
*s
, pa_bool_t force_refresh
) {
1857 pa_sink_assert_ref(s
);
1858 pa_assert_ctl_context();
1859 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1861 if (s
->refresh_volume
|| force_refresh
) {
1862 struct pa_cvolume old_real_volume
;
1864 pa_assert(!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
));
1866 old_real_volume
= s
->real_volume
;
1868 if (!(s
->flags
& PA_SINK_SYNC_VOLUME
) && s
->get_volume
)
1871 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_VOLUME
, NULL
, 0, NULL
) == 0);
1873 update_real_volume(s
, &s
->real_volume
, &s
->channel_map
);
1874 propagate_real_volume(s
, &old_real_volume
);
1877 return &s
->reference_volume
;
1880 /* Called from main thread. In volume sharing cases, only the root sink may
1882 void pa_sink_volume_changed(pa_sink
*s
, const pa_cvolume
*new_real_volume
) {
1883 pa_cvolume old_real_volume
;
1885 pa_sink_assert_ref(s
);
1886 pa_assert_ctl_context();
1887 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1888 pa_assert(!(s
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
));
1890 /* The sink implementor may call this if the volume changed to make sure everyone is notified */
1892 old_real_volume
= s
->real_volume
;
1893 update_real_volume(s
, new_real_volume
, &s
->channel_map
);
1894 propagate_real_volume(s
, &old_real_volume
);
1897 /* Called from main thread */
1898 void pa_sink_set_mute(pa_sink
*s
, pa_bool_t mute
, pa_bool_t save
) {
1899 pa_bool_t old_muted
;
1901 pa_sink_assert_ref(s
);
1902 pa_assert_ctl_context();
1903 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1905 old_muted
= s
->muted
;
1907 s
->save_muted
= (old_muted
== s
->muted
&& s
->save_muted
) || save
;
1909 if (!(s
->flags
& PA_SINK_SYNC_VOLUME
) && s
->set_mute
)
1912 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_MUTE
, NULL
, 0, NULL
) == 0);
1914 if (old_muted
!= s
->muted
)
1915 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
1918 /* Called from main thread */
1919 pa_bool_t
pa_sink_get_mute(pa_sink
*s
, pa_bool_t force_refresh
) {
1921 pa_sink_assert_ref(s
);
1922 pa_assert_ctl_context();
1923 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1925 if (s
->refresh_muted
|| force_refresh
) {
1926 pa_bool_t old_muted
= s
->muted
;
1928 if (!(s
->flags
& PA_SINK_SYNC_VOLUME
) && s
->get_mute
)
1931 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_MUTE
, NULL
, 0, NULL
) == 0);
1933 if (old_muted
!= s
->muted
) {
1934 s
->save_muted
= TRUE
;
1936 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
1938 /* Make sure the soft mute status stays in sync */
1939 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_MUTE
, NULL
, 0, NULL
) == 0);
1946 /* Called from main thread */
1947 void pa_sink_mute_changed(pa_sink
*s
, pa_bool_t new_muted
) {
1948 pa_sink_assert_ref(s
);
1949 pa_assert_ctl_context();
1950 pa_assert(PA_SINK_IS_LINKED(s
->state
));
1952 /* The sink implementor may call this if the volume changed to make sure everyone is notified */
1954 if (s
->muted
== new_muted
)
1957 s
->muted
= new_muted
;
1958 s
->save_muted
= TRUE
;
1960 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
1963 /* Called from main thread */
1964 pa_bool_t
pa_sink_update_proplist(pa_sink
*s
, pa_update_mode_t mode
, pa_proplist
*p
) {
1965 pa_sink_assert_ref(s
);
1966 pa_assert_ctl_context();
1969 pa_proplist_update(s
->proplist
, mode
, p
);
1971 if (PA_SINK_IS_LINKED(s
->state
)) {
1972 pa_hook_fire(&s
->core
->hooks
[PA_CORE_HOOK_SINK_PROPLIST_CHANGED
], s
);
1973 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
1979 /* Called from main thread */
1980 /* FIXME -- this should be dropped and be merged into pa_sink_update_proplist() */
1981 void pa_sink_set_description(pa_sink
*s
, const char *description
) {
1983 pa_sink_assert_ref(s
);
1984 pa_assert_ctl_context();
1986 if (!description
&& !pa_proplist_contains(s
->proplist
, PA_PROP_DEVICE_DESCRIPTION
))
1989 old
= pa_proplist_gets(s
->proplist
, PA_PROP_DEVICE_DESCRIPTION
);
1991 if (old
&& description
&& pa_streq(old
, description
))
1995 pa_proplist_sets(s
->proplist
, PA_PROP_DEVICE_DESCRIPTION
, description
);
1997 pa_proplist_unset(s
->proplist
, PA_PROP_DEVICE_DESCRIPTION
);
1999 if (s
->monitor_source
) {
2002 n
= pa_sprintf_malloc("Monitor Source of %s", description
? description
: s
->name
);
2003 pa_source_set_description(s
->monitor_source
, n
);
2007 if (PA_SINK_IS_LINKED(s
->state
)) {
2008 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
2009 pa_hook_fire(&s
->core
->hooks
[PA_CORE_HOOK_SINK_PROPLIST_CHANGED
], s
);
2013 /* Called from main thread */
2014 unsigned pa_sink_linked_by(pa_sink
*s
) {
2017 pa_sink_assert_ref(s
);
2018 pa_assert_ctl_context();
2019 pa_assert(PA_SINK_IS_LINKED(s
->state
));
2021 ret
= pa_idxset_size(s
->inputs
);
2023 /* We add in the number of streams connected to us here. Please
2024 * note the asymmmetry to pa_sink_used_by()! */
2026 if (s
->monitor_source
)
2027 ret
+= pa_source_linked_by(s
->monitor_source
);
2032 /* Called from main thread */
2033 unsigned pa_sink_used_by(pa_sink
*s
) {
2036 pa_sink_assert_ref(s
);
2037 pa_assert_ctl_context();
2038 pa_assert(PA_SINK_IS_LINKED(s
->state
));
2040 ret
= pa_idxset_size(s
->inputs
);
2041 pa_assert(ret
>= s
->n_corked
);
2043 /* Streams connected to our monitor source do not matter for
2044 * pa_sink_used_by()!.*/
2046 return ret
- s
->n_corked
;
2049 /* Called from main thread */
2050 unsigned pa_sink_check_suspend(pa_sink
*s
) {
2055 pa_sink_assert_ref(s
);
2056 pa_assert_ctl_context();
2058 if (!PA_SINK_IS_LINKED(s
->state
))
2063 PA_IDXSET_FOREACH(i
, s
->inputs
, idx
) {
2064 pa_sink_input_state_t st
;
2066 st
= pa_sink_input_get_state(i
);
2068 /* We do not assert here. It is perfectly valid for a sink input to
2069 * be in the INIT state (i.e. created, marked done but not yet put)
2070 * and we should not care if it's unlinked as it won't contribute
2071 * towarards our busy status.
2073 if (!PA_SINK_INPUT_IS_LINKED(st
))
2076 if (st
== PA_SINK_INPUT_CORKED
)
2079 if (i
->flags
& PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND
)
2085 if (s
->monitor_source
)
2086 ret
+= pa_source_check_suspend(s
->monitor_source
);
2091 /* Called from the IO thread */
2092 static void sync_input_volumes_within_thread(pa_sink
*s
) {
2096 pa_sink_assert_ref(s
);
2097 pa_sink_assert_io_context(s
);
2099 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
) {
2100 if (pa_cvolume_equal(&i
->thread_info
.soft_volume
, &i
->soft_volume
))
2103 i
->thread_info
.soft_volume
= i
->soft_volume
;
2104 pa_sink_input_request_rewind(i
, 0, TRUE
, FALSE
, FALSE
);
2108 /* Called from the IO thread. Only called for the root sink in volume sharing
2109 * cases, except for internal recursive calls. */
2110 static void set_shared_volume_within_thread(pa_sink
*s
) {
2111 pa_sink_input
*i
= NULL
;
2114 pa_sink_assert_ref(s
);
2116 PA_MSGOBJECT(s
)->process_msg(PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_VOLUME_SYNCED
, NULL
, 0, NULL
);
2118 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
) {
2119 if (i
->origin_sink
&& (i
->origin_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
))
2120 set_shared_volume_within_thread(i
->origin_sink
);
2124 /* Called from IO thread, except when it is not */
2125 int pa_sink_process_msg(pa_msgobject
*o
, int code
, void *userdata
, int64_t offset
, pa_memchunk
*chunk
) {
2126 pa_sink
*s
= PA_SINK(o
);
2127 pa_sink_assert_ref(s
);
2129 switch ((pa_sink_message_t
) code
) {
2131 case PA_SINK_MESSAGE_ADD_INPUT
: {
2132 pa_sink_input
*i
= PA_SINK_INPUT(userdata
);
2134 /* If you change anything here, make sure to change the
2135 * sink input handling a few lines down at
2136 * PA_SINK_MESSAGE_FINISH_MOVE, too. */
2138 pa_hashmap_put(s
->thread_info
.inputs
, PA_UINT32_TO_PTR(i
->index
), pa_sink_input_ref(i
));
2140 /* Since the caller sleeps in pa_sink_input_put(), we can
2141 * safely access data outside of thread_info even though
2144 if ((i
->thread_info
.sync_prev
= i
->sync_prev
)) {
2145 pa_assert(i
->sink
== i
->thread_info
.sync_prev
->sink
);
2146 pa_assert(i
->sync_prev
->sync_next
== i
);
2147 i
->thread_info
.sync_prev
->thread_info
.sync_next
= i
;
2150 if ((i
->thread_info
.sync_next
= i
->sync_next
)) {
2151 pa_assert(i
->sink
== i
->thread_info
.sync_next
->sink
);
2152 pa_assert(i
->sync_next
->sync_prev
== i
);
2153 i
->thread_info
.sync_next
->thread_info
.sync_prev
= i
;
2156 pa_assert(!i
->thread_info
.attached
);
2157 i
->thread_info
.attached
= TRUE
;
2162 pa_sink_input_set_state_within_thread(i
, i
->state
);
2164 /* The requested latency of the sink input needs to be
2165 * fixed up and then configured on the sink */
2167 if (i
->thread_info
.requested_sink_latency
!= (pa_usec_t
) -1)
2168 pa_sink_input_set_requested_latency_within_thread(i
, i
->thread_info
.requested_sink_latency
);
2170 pa_sink_input_update_max_rewind(i
, s
->thread_info
.max_rewind
);
2171 pa_sink_input_update_max_request(i
, s
->thread_info
.max_request
);
2173 /* We don't rewind here automatically. This is left to the
2174 * sink input implementor because some sink inputs need a
2175 * slow start, i.e. need some time to buffer client
2176 * samples before beginning streaming. */
2178 /* In flat volume mode we need to update the volume as
2180 return o
->process_msg(o
, PA_SINK_MESSAGE_SET_SHARED_VOLUME
, NULL
, 0, NULL
);
2183 case PA_SINK_MESSAGE_REMOVE_INPUT
: {
2184 pa_sink_input
*i
= PA_SINK_INPUT(userdata
);
2186 /* If you change anything here, make sure to change the
2187 * sink input handling a few lines down at
2188 * PA_SINK_MESSAGE_START_MOVE, too. */
2193 pa_sink_input_set_state_within_thread(i
, i
->state
);
2195 pa_assert(i
->thread_info
.attached
);
2196 i
->thread_info
.attached
= FALSE
;
2198 /* Since the caller sleeps in pa_sink_input_unlink(),
2199 * we can safely access data outside of thread_info even
2200 * though it is mutable */
2202 pa_assert(!i
->sync_prev
);
2203 pa_assert(!i
->sync_next
);
2205 if (i
->thread_info
.sync_prev
) {
2206 i
->thread_info
.sync_prev
->thread_info
.sync_next
= i
->thread_info
.sync_prev
->sync_next
;
2207 i
->thread_info
.sync_prev
= NULL
;
2210 if (i
->thread_info
.sync_next
) {
2211 i
->thread_info
.sync_next
->thread_info
.sync_prev
= i
->thread_info
.sync_next
->sync_prev
;
2212 i
->thread_info
.sync_next
= NULL
;
2215 if (pa_hashmap_remove(s
->thread_info
.inputs
, PA_UINT32_TO_PTR(i
->index
)))
2216 pa_sink_input_unref(i
);
2218 pa_sink_invalidate_requested_latency(s
, TRUE
);
2219 pa_sink_request_rewind(s
, (size_t) -1);
2221 /* In flat volume mode we need to update the volume as
2223 return o
->process_msg(o
, PA_SINK_MESSAGE_SET_SHARED_VOLUME
, NULL
, 0, NULL
);
2226 case PA_SINK_MESSAGE_START_MOVE
: {
2227 pa_sink_input
*i
= PA_SINK_INPUT(userdata
);
2229 /* We don't support moving synchronized streams. */
2230 pa_assert(!i
->sync_prev
);
2231 pa_assert(!i
->sync_next
);
2232 pa_assert(!i
->thread_info
.sync_next
);
2233 pa_assert(!i
->thread_info
.sync_prev
);
2235 if (i
->thread_info
.state
!= PA_SINK_INPUT_CORKED
) {
2237 size_t sink_nbytes
, total_nbytes
;
2239 /* Get the latency of the sink */
2240 usec
= pa_sink_get_latency_within_thread(s
);
2241 sink_nbytes
= pa_usec_to_bytes(usec
, &s
->sample_spec
);
2242 total_nbytes
= sink_nbytes
+ pa_memblockq_get_length(i
->thread_info
.render_memblockq
);
2244 if (total_nbytes
> 0) {
2245 i
->thread_info
.rewrite_nbytes
= i
->thread_info
.resampler
? pa_resampler_request(i
->thread_info
.resampler
, total_nbytes
) : total_nbytes
;
2246 i
->thread_info
.rewrite_flush
= TRUE
;
2247 pa_sink_input_process_rewind(i
, sink_nbytes
);
2254 pa_assert(i
->thread_info
.attached
);
2255 i
->thread_info
.attached
= FALSE
;
2257 /* Let's remove the sink input ...*/
2258 if (pa_hashmap_remove(s
->thread_info
.inputs
, PA_UINT32_TO_PTR(i
->index
)))
2259 pa_sink_input_unref(i
);
2261 pa_sink_invalidate_requested_latency(s
, TRUE
);
2263 pa_log_debug("Requesting rewind due to started move");
2264 pa_sink_request_rewind(s
, (size_t) -1);
2266 /* In flat volume mode we need to update the volume as
2268 return o
->process_msg(o
, PA_SINK_MESSAGE_SET_SHARED_VOLUME
, NULL
, 0, NULL
);
2271 case PA_SINK_MESSAGE_FINISH_MOVE
: {
2272 pa_sink_input
*i
= PA_SINK_INPUT(userdata
);
2274 /* We don't support moving synchronized streams. */
2275 pa_assert(!i
->sync_prev
);
2276 pa_assert(!i
->sync_next
);
2277 pa_assert(!i
->thread_info
.sync_next
);
2278 pa_assert(!i
->thread_info
.sync_prev
);
2280 pa_hashmap_put(s
->thread_info
.inputs
, PA_UINT32_TO_PTR(i
->index
), pa_sink_input_ref(i
));
2282 pa_assert(!i
->thread_info
.attached
);
2283 i
->thread_info
.attached
= TRUE
;
2288 if (i
->thread_info
.requested_sink_latency
!= (pa_usec_t
) -1)
2289 pa_sink_input_set_requested_latency_within_thread(i
, i
->thread_info
.requested_sink_latency
);
2291 pa_sink_input_update_max_rewind(i
, s
->thread_info
.max_rewind
);
2292 pa_sink_input_update_max_request(i
, s
->thread_info
.max_request
);
2294 if (i
->thread_info
.state
!= PA_SINK_INPUT_CORKED
) {
2298 /* Get the latency of the sink */
2299 usec
= pa_sink_get_latency_within_thread(s
);
2300 nbytes
= pa_usec_to_bytes(usec
, &s
->sample_spec
);
2303 pa_sink_input_drop(i
, nbytes
);
2305 pa_log_debug("Requesting rewind due to finished move");
2306 pa_sink_request_rewind(s
, nbytes
);
2309 return o
->process_msg(o
, PA_SINK_MESSAGE_SET_SHARED_VOLUME
, NULL
, 0, NULL
);
2312 case PA_SINK_MESSAGE_SET_SHARED_VOLUME
: {
2313 pa_sink
*root_sink
= s
;
2315 while (root_sink
->flags
& PA_SINK_SHARE_VOLUME_WITH_MASTER
)
2316 root_sink
= root_sink
->input_to_master
->sink
;
2318 set_shared_volume_within_thread(root_sink
);
2322 case PA_SINK_MESSAGE_SET_VOLUME_SYNCED
:
2324 if (s
->flags
& PA_SINK_SYNC_VOLUME
) {
2326 pa_sink_volume_change_push(s
);
2328 /* Fall through ... */
2330 case PA_SINK_MESSAGE_SET_VOLUME
:
2332 if (!pa_cvolume_equal(&s
->thread_info
.soft_volume
, &s
->soft_volume
)) {
2333 s
->thread_info
.soft_volume
= s
->soft_volume
;
2334 pa_sink_request_rewind(s
, (size_t) -1);
2337 /* Fall through ... */
2339 case PA_SINK_MESSAGE_SYNC_VOLUMES
:
2340 sync_input_volumes_within_thread(s
);
2343 case PA_SINK_MESSAGE_GET_VOLUME
:
2345 if ((s
->flags
& PA_SINK_SYNC_VOLUME
) && s
->get_volume
) {
2347 pa_sink_volume_change_flush(s
);
2348 pa_sw_cvolume_divide(&s
->thread_info
.current_hw_volume
, &s
->real_volume
, &s
->soft_volume
);
2351 /* In case sink implementor reset SW volume. */
2352 if (!pa_cvolume_equal(&s
->thread_info
.soft_volume
, &s
->soft_volume
)) {
2353 s
->thread_info
.soft_volume
= s
->soft_volume
;
2354 pa_sink_request_rewind(s
, (size_t) -1);
2359 case PA_SINK_MESSAGE_SET_MUTE
:
2361 if (s
->thread_info
.soft_muted
!= s
->muted
) {
2362 s
->thread_info
.soft_muted
= s
->muted
;
2363 pa_sink_request_rewind(s
, (size_t) -1);
2366 if (s
->flags
& PA_SINK_SYNC_VOLUME
&& s
->set_mute
)
2371 case PA_SINK_MESSAGE_GET_MUTE
:
2373 if (s
->flags
& PA_SINK_SYNC_VOLUME
&& s
->get_mute
)
2378 case PA_SINK_MESSAGE_SET_STATE
: {
2380 pa_bool_t suspend_change
=
2381 (s
->thread_info
.state
== PA_SINK_SUSPENDED
&& PA_SINK_IS_OPENED(PA_PTR_TO_UINT(userdata
))) ||
2382 (PA_SINK_IS_OPENED(s
->thread_info
.state
) && PA_PTR_TO_UINT(userdata
) == PA_SINK_SUSPENDED
);
2384 s
->thread_info
.state
= PA_PTR_TO_UINT(userdata
);
2386 if (s
->thread_info
.state
== PA_SINK_SUSPENDED
) {
2387 s
->thread_info
.rewind_nbytes
= 0;
2388 s
->thread_info
.rewind_requested
= FALSE
;
2391 if (suspend_change
) {
2395 while ((i
= pa_hashmap_iterate(s
->thread_info
.inputs
, &state
, NULL
)))
2396 if (i
->suspend_within_thread
)
2397 i
->suspend_within_thread(i
, s
->thread_info
.state
== PA_SINK_SUSPENDED
);
2403 case PA_SINK_MESSAGE_DETACH
:
2405 /* Detach all streams */
2406 pa_sink_detach_within_thread(s
);
2409 case PA_SINK_MESSAGE_ATTACH
:
2411 /* Reattach all streams */
2412 pa_sink_attach_within_thread(s
);
2415 case PA_SINK_MESSAGE_GET_REQUESTED_LATENCY
: {
2417 pa_usec_t
*usec
= userdata
;
2418 *usec
= pa_sink_get_requested_latency_within_thread(s
);
2420 /* Yes, that's right, the IO thread will see -1 when no
2421 * explicit requested latency is configured, the main
2422 * thread will see max_latency */
2423 if (*usec
== (pa_usec_t
) -1)
2424 *usec
= s
->thread_info
.max_latency
;
2429 case PA_SINK_MESSAGE_SET_LATENCY_RANGE
: {
2430 pa_usec_t
*r
= userdata
;
2432 pa_sink_set_latency_range_within_thread(s
, r
[0], r
[1]);
2437 case PA_SINK_MESSAGE_GET_LATENCY_RANGE
: {
2438 pa_usec_t
*r
= userdata
;
2440 r
[0] = s
->thread_info
.min_latency
;
2441 r
[1] = s
->thread_info
.max_latency
;
2446 case PA_SINK_MESSAGE_GET_FIXED_LATENCY
:
2448 *((pa_usec_t
*) userdata
) = s
->thread_info
.fixed_latency
;
2451 case PA_SINK_MESSAGE_SET_FIXED_LATENCY
:
2453 pa_sink_set_fixed_latency_within_thread(s
, (pa_usec_t
) offset
);
2456 case PA_SINK_MESSAGE_GET_MAX_REWIND
:
2458 *((size_t*) userdata
) = s
->thread_info
.max_rewind
;
2461 case PA_SINK_MESSAGE_GET_MAX_REQUEST
:
2463 *((size_t*) userdata
) = s
->thread_info
.max_request
;
2466 case PA_SINK_MESSAGE_SET_MAX_REWIND
:
2468 pa_sink_set_max_rewind_within_thread(s
, (size_t) offset
);
2471 case PA_SINK_MESSAGE_SET_MAX_REQUEST
:
2473 pa_sink_set_max_request_within_thread(s
, (size_t) offset
);
2476 case PA_SINK_MESSAGE_SET_PORT
:
2478 pa_assert(userdata
);
2480 struct sink_message_set_port
*msg_data
= userdata
;
2481 msg_data
->ret
= s
->set_port(s
, msg_data
->port
);
2485 case PA_SINK_MESSAGE_UPDATE_VOLUME_AND_MUTE
:
2486 /* This message is sent from IO-thread and handled in main thread. */
2487 pa_assert_ctl_context();
2489 pa_sink_get_volume(s
, TRUE
);
2490 pa_sink_get_mute(s
, TRUE
);
2493 case PA_SINK_MESSAGE_GET_LATENCY
:
2494 case PA_SINK_MESSAGE_MAX
:
2501 /* Called from main thread */
2502 int pa_sink_suspend_all(pa_core
*c
, pa_bool_t suspend
, pa_suspend_cause_t cause
) {
2507 pa_core_assert_ref(c
);
2508 pa_assert_ctl_context();
2509 pa_assert(cause
!= 0);
2511 PA_IDXSET_FOREACH(sink
, c
->sinks
, idx
) {
2514 if ((r
= pa_sink_suspend(sink
, suspend
, cause
)) < 0)
2521 /* Called from main thread */
2522 void pa_sink_detach(pa_sink
*s
) {
2523 pa_sink_assert_ref(s
);
2524 pa_assert_ctl_context();
2525 pa_assert(PA_SINK_IS_LINKED(s
->state
));
2527 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_DETACH
, NULL
, 0, NULL
) == 0);
2530 /* Called from main thread */
2531 void pa_sink_attach(pa_sink
*s
) {
2532 pa_sink_assert_ref(s
);
2533 pa_assert_ctl_context();
2534 pa_assert(PA_SINK_IS_LINKED(s
->state
));
2536 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_ATTACH
, NULL
, 0, NULL
) == 0);
2539 /* Called from IO thread */
2540 void pa_sink_detach_within_thread(pa_sink
*s
) {
2544 pa_sink_assert_ref(s
);
2545 pa_sink_assert_io_context(s
);
2546 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
2548 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2552 if (s
->monitor_source
)
2553 pa_source_detach_within_thread(s
->monitor_source
);
2556 /* Called from IO thread */
2557 void pa_sink_attach_within_thread(pa_sink
*s
) {
2561 pa_sink_assert_ref(s
);
2562 pa_sink_assert_io_context(s
);
2563 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
2565 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2569 if (s
->monitor_source
)
2570 pa_source_attach_within_thread(s
->monitor_source
);
2573 /* Called from IO thread */
2574 void pa_sink_request_rewind(pa_sink
*s
, size_t nbytes
) {
2575 pa_sink_assert_ref(s
);
2576 pa_sink_assert_io_context(s
);
2577 pa_assert(PA_SINK_IS_LINKED(s
->thread_info
.state
));
2579 if (s
->thread_info
.state
== PA_SINK_SUSPENDED
)
2582 if (nbytes
== (size_t) -1)
2583 nbytes
= s
->thread_info
.max_rewind
;
2585 nbytes
= PA_MIN(nbytes
, s
->thread_info
.max_rewind
);
2587 if (s
->thread_info
.rewind_requested
&&
2588 nbytes
<= s
->thread_info
.rewind_nbytes
)
2591 s
->thread_info
.rewind_nbytes
= nbytes
;
2592 s
->thread_info
.rewind_requested
= TRUE
;
2594 if (s
->request_rewind
)
2595 s
->request_rewind(s
);
2598 /* Called from IO thread */
2599 pa_usec_t
pa_sink_get_requested_latency_within_thread(pa_sink
*s
) {
2600 pa_usec_t result
= (pa_usec_t
) -1;
2603 pa_usec_t monitor_latency
;
2605 pa_sink_assert_ref(s
);
2606 pa_sink_assert_io_context(s
);
2608 if (!(s
->flags
& PA_SINK_DYNAMIC_LATENCY
))
2609 return PA_CLAMP(s
->thread_info
.fixed_latency
, s
->thread_info
.min_latency
, s
->thread_info
.max_latency
);
2611 if (s
->thread_info
.requested_latency_valid
)
2612 return s
->thread_info
.requested_latency
;
2614 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2615 if (i
->thread_info
.requested_sink_latency
!= (pa_usec_t
) -1 &&
2616 (result
== (pa_usec_t
) -1 || result
> i
->thread_info
.requested_sink_latency
))
2617 result
= i
->thread_info
.requested_sink_latency
;
2619 monitor_latency
= pa_source_get_requested_latency_within_thread(s
->monitor_source
);
2621 if (monitor_latency
!= (pa_usec_t
) -1 &&
2622 (result
== (pa_usec_t
) -1 || result
> monitor_latency
))
2623 result
= monitor_latency
;
2625 if (result
!= (pa_usec_t
) -1)
2626 result
= PA_CLAMP(result
, s
->thread_info
.min_latency
, s
->thread_info
.max_latency
);
2628 if (PA_SINK_IS_LINKED(s
->thread_info
.state
)) {
2629 /* Only cache if properly initialized */
2630 s
->thread_info
.requested_latency
= result
;
2631 s
->thread_info
.requested_latency_valid
= TRUE
;
2637 /* Called from main thread */
2638 pa_usec_t
pa_sink_get_requested_latency(pa_sink
*s
) {
2641 pa_sink_assert_ref(s
);
2642 pa_assert_ctl_context();
2643 pa_assert(PA_SINK_IS_LINKED(s
->state
));
2645 if (s
->state
== PA_SINK_SUSPENDED
)
2648 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_REQUESTED_LATENCY
, &usec
, 0, NULL
) == 0);
2653 /* Called from IO as well as the main thread -- the latter only before the IO thread started up */
2654 void pa_sink_set_max_rewind_within_thread(pa_sink
*s
, size_t max_rewind
) {
2658 pa_sink_assert_ref(s
);
2659 pa_sink_assert_io_context(s
);
2661 if (max_rewind
== s
->thread_info
.max_rewind
)
2664 s
->thread_info
.max_rewind
= max_rewind
;
2666 if (PA_SINK_IS_LINKED(s
->thread_info
.state
))
2667 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2668 pa_sink_input_update_max_rewind(i
, s
->thread_info
.max_rewind
);
2670 if (s
->monitor_source
)
2671 pa_source_set_max_rewind_within_thread(s
->monitor_source
, s
->thread_info
.max_rewind
);
2674 /* Called from main thread */
2675 void pa_sink_set_max_rewind(pa_sink
*s
, size_t max_rewind
) {
2676 pa_sink_assert_ref(s
);
2677 pa_assert_ctl_context();
2679 if (PA_SINK_IS_LINKED(s
->state
))
2680 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_MAX_REWIND
, NULL
, max_rewind
, NULL
) == 0);
2682 pa_sink_set_max_rewind_within_thread(s
, max_rewind
);
2685 /* Called from IO as well as the main thread -- the latter only before the IO thread started up */
2686 void pa_sink_set_max_request_within_thread(pa_sink
*s
, size_t max_request
) {
2689 pa_sink_assert_ref(s
);
2690 pa_sink_assert_io_context(s
);
2692 if (max_request
== s
->thread_info
.max_request
)
2695 s
->thread_info
.max_request
= max_request
;
2697 if (PA_SINK_IS_LINKED(s
->thread_info
.state
)) {
2700 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2701 pa_sink_input_update_max_request(i
, s
->thread_info
.max_request
);
2705 /* Called from main thread */
2706 void pa_sink_set_max_request(pa_sink
*s
, size_t max_request
) {
2707 pa_sink_assert_ref(s
);
2708 pa_assert_ctl_context();
2710 if (PA_SINK_IS_LINKED(s
->state
))
2711 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_MAX_REQUEST
, NULL
, max_request
, NULL
) == 0);
2713 pa_sink_set_max_request_within_thread(s
, max_request
);
2716 /* Called from IO thread */
2717 void pa_sink_invalidate_requested_latency(pa_sink
*s
, pa_bool_t dynamic
) {
2721 pa_sink_assert_ref(s
);
2722 pa_sink_assert_io_context(s
);
2724 if ((s
->flags
& PA_SINK_DYNAMIC_LATENCY
))
2725 s
->thread_info
.requested_latency_valid
= FALSE
;
2729 if (PA_SINK_IS_LINKED(s
->thread_info
.state
)) {
2731 if (s
->update_requested_latency
)
2732 s
->update_requested_latency(s
);
2734 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2735 if (i
->update_sink_requested_latency
)
2736 i
->update_sink_requested_latency(i
);
2740 /* Called from main thread */
2741 void pa_sink_set_latency_range(pa_sink
*s
, pa_usec_t min_latency
, pa_usec_t max_latency
) {
2742 pa_sink_assert_ref(s
);
2743 pa_assert_ctl_context();
2745 /* min_latency == 0: no limit
2746 * min_latency anything else: specified limit
2748 * Similar for max_latency */
2750 if (min_latency
< ABSOLUTE_MIN_LATENCY
)
2751 min_latency
= ABSOLUTE_MIN_LATENCY
;
2753 if (max_latency
<= 0 ||
2754 max_latency
> ABSOLUTE_MAX_LATENCY
)
2755 max_latency
= ABSOLUTE_MAX_LATENCY
;
2757 pa_assert(min_latency
<= max_latency
);
2759 /* Hmm, let's see if someone forgot to set PA_SINK_DYNAMIC_LATENCY here... */
2760 pa_assert((min_latency
== ABSOLUTE_MIN_LATENCY
&&
2761 max_latency
== ABSOLUTE_MAX_LATENCY
) ||
2762 (s
->flags
& PA_SINK_DYNAMIC_LATENCY
));
2764 if (PA_SINK_IS_LINKED(s
->state
)) {
2770 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_LATENCY_RANGE
, r
, 0, NULL
) == 0);
2772 pa_sink_set_latency_range_within_thread(s
, min_latency
, max_latency
);
2775 /* Called from main thread */
2776 void pa_sink_get_latency_range(pa_sink
*s
, pa_usec_t
*min_latency
, pa_usec_t
*max_latency
) {
2777 pa_sink_assert_ref(s
);
2778 pa_assert_ctl_context();
2779 pa_assert(min_latency
);
2780 pa_assert(max_latency
);
2782 if (PA_SINK_IS_LINKED(s
->state
)) {
2783 pa_usec_t r
[2] = { 0, 0 };
2785 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_LATENCY_RANGE
, r
, 0, NULL
) == 0);
2787 *min_latency
= r
[0];
2788 *max_latency
= r
[1];
2790 *min_latency
= s
->thread_info
.min_latency
;
2791 *max_latency
= s
->thread_info
.max_latency
;
2795 /* Called from IO thread */
2796 void pa_sink_set_latency_range_within_thread(pa_sink
*s
, pa_usec_t min_latency
, pa_usec_t max_latency
) {
2797 pa_sink_assert_ref(s
);
2798 pa_sink_assert_io_context(s
);
2800 pa_assert(min_latency
>= ABSOLUTE_MIN_LATENCY
);
2801 pa_assert(max_latency
<= ABSOLUTE_MAX_LATENCY
);
2802 pa_assert(min_latency
<= max_latency
);
2804 /* Hmm, let's see if someone forgot to set PA_SINK_DYNAMIC_LATENCY here... */
2805 pa_assert((min_latency
== ABSOLUTE_MIN_LATENCY
&&
2806 max_latency
== ABSOLUTE_MAX_LATENCY
) ||
2807 (s
->flags
& PA_SINK_DYNAMIC_LATENCY
));
2809 if (s
->thread_info
.min_latency
== min_latency
&&
2810 s
->thread_info
.max_latency
== max_latency
)
2813 s
->thread_info
.min_latency
= min_latency
;
2814 s
->thread_info
.max_latency
= max_latency
;
2816 if (PA_SINK_IS_LINKED(s
->thread_info
.state
)) {
2820 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2821 if (i
->update_sink_latency_range
)
2822 i
->update_sink_latency_range(i
);
2825 pa_sink_invalidate_requested_latency(s
, FALSE
);
2827 pa_source_set_latency_range_within_thread(s
->monitor_source
, min_latency
, max_latency
);
2830 /* Called from main thread */
2831 void pa_sink_set_fixed_latency(pa_sink
*s
, pa_usec_t latency
) {
2832 pa_sink_assert_ref(s
);
2833 pa_assert_ctl_context();
2835 if (s
->flags
& PA_SINK_DYNAMIC_LATENCY
) {
2836 pa_assert(latency
== 0);
2840 if (latency
< ABSOLUTE_MIN_LATENCY
)
2841 latency
= ABSOLUTE_MIN_LATENCY
;
2843 if (latency
> ABSOLUTE_MAX_LATENCY
)
2844 latency
= ABSOLUTE_MAX_LATENCY
;
2846 if (PA_SINK_IS_LINKED(s
->state
))
2847 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_FIXED_LATENCY
, NULL
, (int64_t) latency
, NULL
) == 0);
2849 s
->thread_info
.fixed_latency
= latency
;
2851 pa_source_set_fixed_latency(s
->monitor_source
, latency
);
2854 /* Called from main thread */
2855 pa_usec_t
pa_sink_get_fixed_latency(pa_sink
*s
) {
2858 pa_sink_assert_ref(s
);
2859 pa_assert_ctl_context();
2861 if (s
->flags
& PA_SINK_DYNAMIC_LATENCY
)
2864 if (PA_SINK_IS_LINKED(s
->state
))
2865 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_FIXED_LATENCY
, &latency
, 0, NULL
) == 0);
2867 latency
= s
->thread_info
.fixed_latency
;
2872 /* Called from IO thread */
2873 void pa_sink_set_fixed_latency_within_thread(pa_sink
*s
, pa_usec_t latency
) {
2874 pa_sink_assert_ref(s
);
2875 pa_sink_assert_io_context(s
);
2877 if (s
->flags
& PA_SINK_DYNAMIC_LATENCY
) {
2878 pa_assert(latency
== 0);
2882 pa_assert(latency
>= ABSOLUTE_MIN_LATENCY
);
2883 pa_assert(latency
<= ABSOLUTE_MAX_LATENCY
);
2885 if (s
->thread_info
.fixed_latency
== latency
)
2888 s
->thread_info
.fixed_latency
= latency
;
2890 if (PA_SINK_IS_LINKED(s
->thread_info
.state
)) {
2894 PA_HASHMAP_FOREACH(i
, s
->thread_info
.inputs
, state
)
2895 if (i
->update_sink_fixed_latency
)
2896 i
->update_sink_fixed_latency(i
);
2899 pa_sink_invalidate_requested_latency(s
, FALSE
);
2901 pa_source_set_fixed_latency_within_thread(s
->monitor_source
, latency
);
2904 /* Called from main context */
2905 size_t pa_sink_get_max_rewind(pa_sink
*s
) {
2907 pa_assert_ctl_context();
2908 pa_sink_assert_ref(s
);
2910 if (!PA_SINK_IS_LINKED(s
->state
))
2911 return s
->thread_info
.max_rewind
;
2913 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_MAX_REWIND
, &r
, 0, NULL
) == 0);
2918 /* Called from main context */
2919 size_t pa_sink_get_max_request(pa_sink
*s
) {
2921 pa_sink_assert_ref(s
);
2922 pa_assert_ctl_context();
2924 if (!PA_SINK_IS_LINKED(s
->state
))
2925 return s
->thread_info
.max_request
;
2927 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_GET_MAX_REQUEST
, &r
, 0, NULL
) == 0);
2932 /* Called from main context */
2933 int pa_sink_set_port(pa_sink
*s
, const char *name
, pa_bool_t save
) {
2934 pa_device_port
*port
;
2937 pa_sink_assert_ref(s
);
2938 pa_assert_ctl_context();
2941 pa_log_debug("set_port() operation not implemented for sink %u \"%s\"", s
->index
, s
->name
);
2942 return -PA_ERR_NOTIMPLEMENTED
;
2946 return -PA_ERR_NOENTITY
;
2948 if (!(port
= pa_hashmap_get(s
->ports
, name
)))
2949 return -PA_ERR_NOENTITY
;
2951 if (s
->active_port
== port
) {
2952 s
->save_port
= s
->save_port
|| save
;
2956 if (s
->flags
& PA_SINK_SYNC_VOLUME
) {
2957 struct sink_message_set_port msg
= { .port
= port
, .ret
= 0 };
2958 pa_assert_se(pa_asyncmsgq_send(s
->asyncmsgq
, PA_MSGOBJECT(s
), PA_SINK_MESSAGE_SET_PORT
, &msg
, 0, NULL
) == 0);
2962 ret
= s
->set_port(s
, port
);
2965 return -PA_ERR_NOENTITY
;
2967 pa_subscription_post(s
->core
, PA_SUBSCRIPTION_EVENT_SINK
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->index
);
2969 pa_log_info("Changed port of sink %u \"%s\" to %s", s
->index
, s
->name
, port
->name
);
2971 s
->active_port
= port
;
2972 s
->save_port
= save
;
2974 pa_hook_fire(&s
->core
->hooks
[PA_CORE_HOOK_SINK_PORT_CHANGED
], s
);
2979 pa_bool_t
pa_device_init_icon(pa_proplist
*p
, pa_bool_t is_sink
) {
2980 const char *ff
, *c
, *t
= NULL
, *s
= "", *profile
, *bus
;
2984 if (pa_proplist_contains(p
, PA_PROP_DEVICE_ICON_NAME
))
2987 if ((ff
= pa_proplist_gets(p
, PA_PROP_DEVICE_FORM_FACTOR
))) {
2989 if (pa_streq(ff
, "microphone"))
2990 t
= "audio-input-microphone";
2991 else if (pa_streq(ff
, "webcam"))
2993 else if (pa_streq(ff
, "computer"))
2995 else if (pa_streq(ff
, "handset"))
2997 else if (pa_streq(ff
, "portable"))
2998 t
= "multimedia-player";
2999 else if (pa_streq(ff
, "tv"))
3000 t
= "video-display";
3003 * The following icons are not part of the icon naming spec,
3004 * because Rodney Dawes sucks as the maintainer of that spec.
3006 * http://lists.freedesktop.org/archives/xdg/2009-May/010397.html
3008 else if (pa_streq(ff
, "headset"))
3009 t
= "audio-headset";
3010 else if (pa_streq(ff
, "headphone"))
3011 t
= "audio-headphones";
3012 else if (pa_streq(ff
, "speaker"))
3013 t
= "audio-speakers";
3014 else if (pa_streq(ff
, "hands-free"))
3015 t
= "audio-handsfree";
3019 if ((c
= pa_proplist_gets(p
, PA_PROP_DEVICE_CLASS
)))
3020 if (pa_streq(c
, "modem"))
3027 t
= "audio-input-microphone";
3030 if ((profile
= pa_proplist_gets(p
, PA_PROP_DEVICE_PROFILE_NAME
))) {
3031 if (strstr(profile
, "analog"))
3033 else if (strstr(profile
, "iec958"))
3035 else if (strstr(profile
, "hdmi"))
3039 bus
= pa_proplist_gets(p
, PA_PROP_DEVICE_BUS
);
3041 pa_proplist_setf(p
, PA_PROP_DEVICE_ICON_NAME
, "%s%s%s%s", t
, pa_strempty(s
), bus
? "-" : "", pa_strempty(bus
));
3046 pa_bool_t
pa_device_init_description(pa_proplist
*p
) {
3047 const char *s
, *d
= NULL
, *k
;
3050 if (pa_proplist_contains(p
, PA_PROP_DEVICE_DESCRIPTION
))
3053 if ((s
= pa_proplist_gets(p
, PA_PROP_DEVICE_FORM_FACTOR
)))
3054 if (pa_streq(s
, "internal"))
3055 d
= _("Internal Audio");
3058 if ((s
= pa_proplist_gets(p
, PA_PROP_DEVICE_CLASS
)))
3059 if (pa_streq(s
, "modem"))
3063 d
= pa_proplist_gets(p
, PA_PROP_DEVICE_PRODUCT_NAME
);
3068 k
= pa_proplist_gets(p
, PA_PROP_DEVICE_PROFILE_DESCRIPTION
);
3071 pa_proplist_setf(p
, PA_PROP_DEVICE_DESCRIPTION
, _("%s %s"), d
, k
);
3073 pa_proplist_sets(p
, PA_PROP_DEVICE_DESCRIPTION
, d
);
3078 pa_bool_t
pa_device_init_intended_roles(pa_proplist
*p
) {
3082 if (pa_proplist_contains(p
, PA_PROP_DEVICE_INTENDED_ROLES
))
3085 if ((s
= pa_proplist_gets(p
, PA_PROP_DEVICE_FORM_FACTOR
)))
3086 if (pa_streq(s
, "handset") || pa_streq(s
, "hands-free")
3087 || pa_streq(s
, "headset")) {
3088 pa_proplist_sets(p
, PA_PROP_DEVICE_INTENDED_ROLES
, "phone");
3095 unsigned pa_device_init_priority(pa_proplist
*p
) {
3097 unsigned priority
= 0;
3101 if ((s
= pa_proplist_gets(p
, PA_PROP_DEVICE_CLASS
))) {
3103 if (pa_streq(s
, "sound"))
3105 else if (!pa_streq(s
, "modem"))
3109 if ((s
= pa_proplist_gets(p
, PA_PROP_DEVICE_FORM_FACTOR
))) {
3111 if (pa_streq(s
, "internal"))
3113 else if (pa_streq(s
, "speaker"))
3115 else if (pa_streq(s
, "headphone"))
3119 if ((s
= pa_proplist_gets(p
, PA_PROP_DEVICE_BUS
))) {
3121 if (pa_streq(s
, "pci"))
3123 else if (pa_streq(s
, "usb"))
3125 else if (pa_streq(s
, "bluetooth"))
3129 if ((s
= pa_proplist_gets(p
, PA_PROP_DEVICE_PROFILE_NAME
))) {
3131 if (pa_startswith(s
, "analog-"))
3133 else if (pa_startswith(s
, "iec958-"))
3140 PA_STATIC_FLIST_DECLARE(pa_sink_volume_change
, 0, pa_xfree
);
3142 /* Called from the IO thread. */
3143 static pa_sink_volume_change
*pa_sink_volume_change_new(pa_sink
*s
) {
3144 pa_sink_volume_change
*c
;
3145 if (!(c
= pa_flist_pop(PA_STATIC_FLIST_GET(pa_sink_volume_change
))))
3146 c
= pa_xnew(pa_sink_volume_change
, 1);
3148 PA_LLIST_INIT(pa_sink_volume_change
, c
);
3150 pa_cvolume_reset(&c
->hw_volume
, s
->sample_spec
.channels
);
3154 /* Called from the IO thread. */
3155 static void pa_sink_volume_change_free(pa_sink_volume_change
*c
) {
3157 if (pa_flist_push(PA_STATIC_FLIST_GET(pa_sink_volume_change
), c
) < 0)
3161 /* Called from the IO thread. */
3162 void pa_sink_volume_change_push(pa_sink
*s
) {
3163 pa_sink_volume_change
*c
= NULL
;
3164 pa_sink_volume_change
*nc
= NULL
;
3165 uint32_t safety_margin
= s
->thread_info
.volume_change_safety_margin
;
3167 const char *direction
= NULL
;
3170 nc
= pa_sink_volume_change_new(s
);
3172 /* NOTE: There is already more different volumes in pa_sink that I can remember.
3173 * Adding one more volume for HW would get us rid of this, but I am trying
3174 * to survive with the ones we already have. */
3175 pa_sw_cvolume_divide(&nc
->hw_volume
, &s
->real_volume
, &s
->soft_volume
);
3177 if (!s
->thread_info
.volume_changes
&& pa_cvolume_equal(&nc
->hw_volume
, &s
->thread_info
.current_hw_volume
)) {
3178 pa_log_debug("Volume not changing");
3179 pa_sink_volume_change_free(nc
);
3183 nc
->at
= pa_sink_get_latency_within_thread(s
);
3184 nc
->at
+= pa_rtclock_now() + s
->thread_info
.volume_change_extra_delay
;
3186 if (s
->thread_info
.volume_changes_tail
) {
3187 for (c
= s
->thread_info
.volume_changes_tail
; c
; c
= c
->prev
) {
3188 /* If volume is going up let's do it a bit late. If it is going
3189 * down let's do it a bit early. */
3190 if (pa_cvolume_avg(&nc
->hw_volume
) > pa_cvolume_avg(&c
->hw_volume
)) {
3191 if (nc
->at
+ safety_margin
> c
->at
) {
3192 nc
->at
+= safety_margin
;
3197 else if (nc
->at
- safety_margin
> c
->at
) {
3198 nc
->at
-= safety_margin
;
3206 if (pa_cvolume_avg(&nc
->hw_volume
) > pa_cvolume_avg(&s
->thread_info
.current_hw_volume
)) {
3207 nc
->at
+= safety_margin
;
3210 nc
->at
-= safety_margin
;
3213 PA_LLIST_PREPEND(pa_sink_volume_change
, s
->thread_info
.volume_changes
, nc
);
3216 PA_LLIST_INSERT_AFTER(pa_sink_volume_change
, s
->thread_info
.volume_changes
, c
, nc
);
3219 pa_log_debug("Volume going %s to %d at %llu", direction
, pa_cvolume_avg(&nc
->hw_volume
), (long long unsigned) nc
->at
);
3221 /* We can ignore volume events that came earlier but should happen later than this. */
3222 PA_LLIST_FOREACH(c
, nc
->next
) {
3223 pa_log_debug("Volume change to %d at %llu was dropped", pa_cvolume_avg(&c
->hw_volume
), (long long unsigned) c
->at
);
3224 pa_sink_volume_change_free(c
);
3227 s
->thread_info
.volume_changes_tail
= nc
;
3230 /* Called from the IO thread. */
3231 static void pa_sink_volume_change_flush(pa_sink
*s
) {
3232 pa_sink_volume_change
*c
= s
->thread_info
.volume_changes
;
3234 s
->thread_info
.volume_changes
= NULL
;
3235 s
->thread_info
.volume_changes_tail
= NULL
;
3237 pa_sink_volume_change
*next
= c
->next
;
3238 pa_sink_volume_change_free(c
);
3243 /* Called from the IO thread. */
3244 pa_bool_t
pa_sink_volume_change_apply(pa_sink
*s
, pa_usec_t
*usec_to_next
) {
3245 pa_usec_t now
= pa_rtclock_now();
3246 pa_bool_t ret
= FALSE
;
3249 pa_assert(s
->write_volume
);
3251 while (s
->thread_info
.volume_changes
&& now
>= s
->thread_info
.volume_changes
->at
) {
3252 pa_sink_volume_change
*c
= s
->thread_info
.volume_changes
;
3253 PA_LLIST_REMOVE(pa_sink_volume_change
, s
->thread_info
.volume_changes
, c
);
3254 pa_log_debug("Volume change to %d at %llu was written %llu usec late",
3255 pa_cvolume_avg(&c
->hw_volume
), (long long unsigned) c
->at
, (long long unsigned) (now
- c
->at
));
3257 s
->thread_info
.current_hw_volume
= c
->hw_volume
;
3258 pa_sink_volume_change_free(c
);
3261 if (s
->write_volume
&& ret
)
3264 if (s
->thread_info
.volume_changes
) {
3266 *usec_to_next
= s
->thread_info
.volume_changes
->at
- now
;
3267 if (pa_log_ratelimit(PA_LOG_DEBUG
))
3268 pa_log_debug("Next volume change in %lld usec", (long long) (s
->thread_info
.volume_changes
->at
- now
));
3273 s
->thread_info
.volume_changes_tail
= NULL
;
3278 /* Called from the IO thread. */
3279 static void pa_sink_volume_change_rewind(pa_sink
*s
, size_t nbytes
) {
3280 /* All the queued volume events later than current latency are shifted to happen earlier. */
3281 pa_sink_volume_change
*c
;
3282 pa_volume_t prev_vol
= pa_cvolume_avg(&s
->thread_info
.current_hw_volume
);
3283 pa_usec_t rewound
= pa_bytes_to_usec(nbytes
, &s
->sample_spec
);
3284 pa_usec_t limit
= pa_sink_get_latency_within_thread(s
);
3286 pa_log_debug("latency = %lld", (long long) limit
);
3287 limit
+= pa_rtclock_now() + s
->thread_info
.volume_change_extra_delay
;
3289 PA_LLIST_FOREACH(c
, s
->thread_info
.volume_changes
) {
3290 pa_usec_t modified_limit
= limit
;
3291 if (prev_vol
> pa_cvolume_avg(&c
->hw_volume
))
3292 modified_limit
-= s
->thread_info
.volume_change_safety_margin
;
3294 modified_limit
+= s
->thread_info
.volume_change_safety_margin
;
3295 if (c
->at
> modified_limit
) {
3297 if (c
->at
< modified_limit
)
3298 c
->at
= modified_limit
;
3300 prev_vol
= pa_cvolume_avg(&c
->hw_volume
);
3302 pa_sink_volume_change_apply(s
, NULL
);
3305 /* Called from the main thread */
3306 /* Gets the list of formats supported by the sink. The members and idxset must
3307 * be freed by the caller. */
3308 pa_idxset
* pa_sink_get_formats(pa_sink
*s
) {
3313 if (s
->get_formats
) {
3314 /* Sink supports format query, all is good */
3315 ret
= s
->get_formats(s
);
3317 /* Sink doesn't support format query, so assume it does PCM */
3318 pa_format_info
*f
= pa_format_info_new();
3319 f
->encoding
= PA_ENCODING_PCM
;
3321 ret
= pa_idxset_new(NULL
, NULL
);
3322 pa_idxset_put(ret
, f
, NULL
);
3328 /* Called from the main thread */
3329 /* Checks if the sink can accept this format */
3330 pa_bool_t
pa_sink_check_format(pa_sink
*s
, pa_format_info
*f
)
3332 pa_idxset
*formats
= NULL
;
3333 pa_bool_t ret
= FALSE
;
3338 formats
= pa_sink_get_formats(s
);
3341 pa_format_info
*finfo_device
;
3344 PA_IDXSET_FOREACH(finfo_device
, formats
, i
) {
3345 if (pa_format_info_is_compatible(finfo_device
, f
)) {
3351 pa_idxset_free(formats
, (pa_free2_cb_t
) pa_format_info_free2
, NULL
);
3357 /* Called from the main thread */
3358 /* Calculates the intersection between formats supported by the sink and
3359 * in_formats, and returns these, in the order of the sink's formats. */
3360 pa_idxset
* pa_sink_check_formats(pa_sink
*s
, pa_idxset
*in_formats
) {
3361 pa_idxset
*out_formats
= pa_idxset_new(NULL
, NULL
), *sink_formats
= NULL
;
3362 pa_format_info
*f_sink
, *f_in
;
3367 if (!in_formats
|| pa_idxset_isempty(in_formats
))
3370 sink_formats
= pa_sink_get_formats(s
);
3372 PA_IDXSET_FOREACH(f_sink
, sink_formats
, i
) {
3373 PA_IDXSET_FOREACH(f_in
, in_formats
, j
) {
3374 if (pa_format_info_is_compatible(f_sink
, f_in
))
3375 pa_idxset_put(out_formats
, pa_format_info_copy(f_in
), NULL
);
3381 pa_idxset_free(sink_formats
, (pa_free2_cb_t
) pa_format_info_free2
, NULL
);