pa_source_output_new_data* pa_source_output_new_data_init(pa_source_output_new_data *data) {
pa_assert(data);
- memset(data, 0, sizeof(*data));
+ pa_zero(*data);
data->resample_method = PA_RESAMPLER_INVALID;
data->proplist = pa_proplist_new();
o->update_max_rewind = NULL;
o->update_source_requested_latency = NULL;
o->update_source_latency_range = NULL;
+ o->update_source_fixed_latency = NULL;
o->attach = NULL;
o->detach = NULL;
o->suspend = NULL;
+ o->suspend_within_thread = NULL;
o->moving = NULL;
o->kill = NULL;
o->get_latency = NULL;
pa_assert(_o);
pa_assert(core);
pa_assert(data);
+ pa_assert_ctl_context();
if (data->client)
pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist);
if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], data)) < 0)
return r;
- if ((flags & PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND) &&
+ if ((flags & PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND) &&
pa_source_get_state(data->source) == PA_SOURCE_SUSPENDED) {
pa_log("Failed to create source output: source is suspended.");
return -PA_ERR_BADSTATE;
/* Called from main context */
static void update_n_corked(pa_source_output *o, pa_source_output_state_t state) {
pa_assert(o);
+ pa_assert_ctl_context();
if (!o->source)
return;
/* Called from main context */
static void source_output_set_state(pa_source_output *o, pa_source_output_state_t state) {
pa_assert(o);
+ pa_assert_ctl_context();
if (o->state == state)
return;
void pa_source_output_unlink(pa_source_output*o) {
pa_bool_t linked;
pa_assert(o);
+ pa_assert_ctl_context();
/* See pa_sink_unlink() for a couple of comments how this function
* works */
pa_source_output *o = PA_SOURCE_OUTPUT(mo);
pa_assert(o);
+ pa_assert_ctl_context();
pa_assert(pa_source_output_refcnt(o) == 0);
if (PA_SOURCE_OUTPUT_IS_LINKED(o->state))
/* Called from main context */
void pa_source_output_put(pa_source_output *o) {
pa_source_output_state_t state;
+
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(o->state == PA_SOURCE_OUTPUT_INIT);
/* Called from main context */
void pa_source_output_kill(pa_source_output*o) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
o->kill(o);
pa_usec_t r[2] = { 0, 0 };
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY, r, 0, NULL) == 0);
size_t limit, mbs = 0;
pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
pa_assert(chunk);
pa_assert(pa_frame_aligned(chunk->length, &o->source->sample_spec));
if (pa_memblockq_push(o->thread_info.delay_memblockq, chunk) < 0) {
pa_log_debug("Delay queue overflow!");
- pa_memblockq_seek(o->thread_info.delay_memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE);
+ pa_memblockq_seek(o->thread_info.delay_memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE, TRUE);
}
limit = o->process_rewind ? 0 : o->source->thread_info.max_rewind;
+ if (limit > 0 && o->source->monitor_of) {
+ pa_usec_t latency;
+ size_t n;
+
+ /* Hmm, check the latency for knowing how much of the buffered
+ * data is actually still unplayed and might hence still
+ * change. This is suboptimal. Ideally we'd have a call like
+ * pa_sink_get_changeable_size() or so that tells us how much
+ * of the queued data is actually still changeable. Hence
+ * FIXME! */
+
+ latency = pa_sink_get_latency_within_thread(o->source->monitor_of);
+
+ n = pa_usec_to_bytes(latency, &o->source->sample_spec);
+
+ if (n < limit)
+ limit = n;
+ }
+
/* Implement the delay queue */
while ((length = pa_memblockq_get_length(o->thread_info.delay_memblockq)) > limit) {
pa_memchunk qchunk;
/* Called from thread context */
void pa_source_output_process_rewind(pa_source_output *o, size_t nbytes /* in source sample spec */) {
- pa_source_output_assert_ref(o);
+ pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec));
pa_memblockq_rewind(o->thread_info.delay_memblockq, nbytes);
}
+/* Called from thread context */
+size_t pa_source_output_get_max_rewind(pa_source_output *o) {
+ pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
+
+ return o->thread_info.resampler ? pa_resampler_request(o->thread_info.resampler, o->source->thread_info.max_rewind) : o->source->thread_info.max_rewind;
+}
+
/* Called from thread context */
void pa_source_output_update_max_rewind(pa_source_output *o, size_t nbytes /* in the source's sample spec */) {
pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec));
/* Called from thread context */
pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec) {
pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
+
+ if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY))
+ usec = o->source->thread_info.fixed_latency;
if (usec != (pa_usec_t) -1)
usec = PA_CLAMP(usec, o->source->thread_info.min_latency, o->source->thread_info.max_latency);
o->thread_info.requested_source_latency = usec;
- pa_source_invalidate_requested_latency(o->source);
+ pa_source_invalidate_requested_latency(o->source, TRUE);
return usec;
}
/* Called from main context */
pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t usec) {
- pa_usec_t min_latency, max_latency;
-
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
if (PA_SOURCE_OUTPUT_IS_LINKED(o->state) && o->source) {
pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
/* If this source output is not realized yet or is being moved, we
* have to touch the thread info data directly */
- pa_source_get_latency_range(o->source, &min_latency, &max_latency);
+ if (o->source) {
+ if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY))
+ usec = pa_source_get_fixed_latency(o->source);
- if (usec != (pa_usec_t) -1)
- usec = PA_CLAMP(usec, min_latency, max_latency);
+ if (usec != (pa_usec_t) -1) {
+ pa_usec_t min_latency, max_latency;
+ pa_source_get_latency_range(o->source, &min_latency, &max_latency);
+ usec = PA_CLAMP(usec, min_latency, max_latency);
+ }
+ }
o->thread_info.requested_source_latency = usec;
/* Called from main context */
pa_usec_t pa_source_output_get_requested_latency(pa_source_output *o) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
if (PA_SOURCE_OUTPUT_IS_LINKED(o->state) && o->source) {
pa_usec_t usec = 0;
/* Called from main context */
void pa_source_output_cork(pa_source_output *o, pa_bool_t b) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
source_output_set_state(o, b ? PA_SOURCE_OUTPUT_CORKED : PA_SOURCE_OUTPUT_RUNNING);
/* Called from main context */
int pa_source_output_set_rate(pa_source_output *o, uint32_t rate) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_return_val_if_fail(o->thread_info.resampler, -PA_ERR_BADSTATE);
/* Called from main context */
void pa_source_output_set_name(pa_source_output *o, const char *name) {
const char *old;
+ pa_assert_ctl_context();
pa_source_output_assert_ref(o);
if (!name && !pa_proplist_contains(o->proplist, PA_PROP_MEDIA_NAME))
/* Called from main thread */
void pa_source_output_update_proplist(pa_source_output *o, pa_update_mode_t mode, pa_proplist *p) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
if (p)
pa_proplist_update(o->proplist, mode, p);
- if (PA_SINK_IS_LINKED(o->state)) {
+ if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) {
pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o);
pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
}
/* Called from main context */
pa_resample_method_t pa_source_output_get_resample_method(pa_source_output *o) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
return o->actual_resample_method;
}
/* Called from main context */
pa_bool_t pa_source_output_may_move(pa_source_output *o) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
if (o->flags & PA_SOURCE_OUTPUT_DONT_MOVE)
int r;
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_assert(o->source);
pa_source_update_status(o->source);
o->source = NULL;
+ pa_source_output_unref(o);
+
return 0;
}
pa_resampler *new_resampler;
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_assert(!o->source);
pa_source_assert_ref(dest);
new_resampler = NULL;
if (o->moving)
- o->moving(o);
+ o->moving(o, dest);
o->source = dest;
o->save_source = save;
- pa_idxset_put(o->source->outputs, o, NULL);
+ pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL);
if (pa_source_output_get_state(o) == PA_SOURCE_OUTPUT_CORKED)
o->source->n_corked++;
return 0;
}
+/* Called from main context */
+void pa_source_output_fail_move(pa_source_output *o) {
+
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+ pa_assert(!o->source);
+
+ /* Check if someone wants this source output? */
+ if (pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FAIL], o) == PA_HOOK_STOP)
+ return;
+
+ if (o->moving)
+ o->moving(o, NULL);
+
+ pa_source_output_kill(o);
+}
+
/* Called from main context */
int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t save) {
int r;
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_assert(o->source);
pa_source_assert_ref(dest);
if (!pa_source_output_may_move_to(o, dest))
return -PA_ERR_NOTSUPPORTED;
- if ((r = pa_source_output_start_move(o)) < 0)
+ pa_source_output_ref(o);
+
+ if ((r = pa_source_output_start_move(o)) < 0) {
+ pa_source_output_unref(o);
return r;
+ }
- if ((r = pa_source_output_finish_move(o, dest, save)) < 0)
+ if ((r = pa_source_output_finish_move(o, dest, save)) < 0) {
+ pa_source_output_fail_move(o);
+ pa_source_output_unref(o);
return r;
+ }
+
+ pa_source_output_unref(o);
return 0;
}
/* Called from IO thread context */
void pa_source_output_set_state_within_thread(pa_source_output *o, pa_source_output_state_t state) {
pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
if (state == o->thread_info.state)
return;
case PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY: {
pa_usec_t *r = userdata;
- pa_usec_t source_usec = 0;
r[0] += pa_bytes_to_usec(pa_memblockq_get_length(o->thread_info.delay_memblockq), &o->source->sample_spec);
-
- if (o->source->parent.process_msg(PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_GET_LATENCY, &source_usec, 0, NULL) >= 0)
- r[1] += source_usec;
+ r[1] += pa_source_get_latency_within_thread(o->source);
return 0;
}
return -PA_ERR_NOTIMPLEMENTED;
}
+/* Called from main context */
void pa_source_output_send_event(pa_source_output *o, const char *event, pa_proplist *data) {
pa_proplist *pl = NULL;
pa_source_output_send_event_hook_data hook_data;
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(event);
if (!o->send_event)