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-rw-r--r--src/pulsecore/source-output.c85
1 files changed, 55 insertions, 30 deletions
diff --git a/src/pulsecore/source-output.c b/src/pulsecore/source-output.c
index de543a57..7f5f374e 100644
--- a/src/pulsecore/source-output.c
+++ b/src/pulsecore/source-output.c
@@ -88,6 +88,7 @@ static void reset_callbacks(pa_source_output *o) {
o->moved = NULL;
o->kill = NULL;
o->get_latency = NULL;
+ o->state_change = NULL;
}
pa_source_output* pa_source_output_new(
@@ -263,7 +264,7 @@ void pa_source_output_unlink(pa_source_output*o) {
pa_source_output_ref(o);
- linked = PA_SOURCE_OUTPUT_LINKED(o->state);
+ linked = PA_SOURCE_OUTPUT_IS_LINKED(o->state);
if (linked)
pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK], o);
@@ -295,7 +296,7 @@ static void source_output_free(pa_object* mo) {
pa_assert(pa_source_output_refcnt(o) == 0);
- if (PA_SOURCE_OUTPUT_LINKED(o->state))
+ if (PA_SOURCE_OUTPUT_IS_LINKED(o->state))
pa_source_output_unlink(o);
pa_log_info("Freeing output %u \"%s\"", o->index, pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)));
@@ -335,7 +336,7 @@ void pa_source_output_put(pa_source_output *o) {
void pa_source_output_kill(pa_source_output*o) {
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
if (o->kill)
o->kill(o);
@@ -345,7 +346,7 @@ pa_usec_t pa_source_output_get_latency(pa_source_output *o) {
pa_usec_t r = 0;
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
if (pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY, &r, 0, NULL) < 0)
r = 0;
@@ -362,7 +363,7 @@ void pa_source_output_push(pa_source_output *o, const pa_memchunk *chunk) {
size_t limit, mbs = 0;
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->thread_info.state));
+ 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));
@@ -419,7 +420,7 @@ void pa_source_output_push(pa_source_output *o, const pa_memchunk *chunk) {
void pa_source_output_process_rewind(pa_source_output *o, size_t nbytes /* in sink sample spec */) {
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec));
if (nbytes <= 0)
@@ -446,28 +447,48 @@ void pa_source_output_process_rewind(pa_source_output *o, size_t nbytes /* in si
/* 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_assert(PA_SOURCE_OUTPUT_LINKED(o->thread_info.state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec));
if (o->update_max_rewind)
o->update_max_rewind(o, o->thread_info.resampler ? pa_resampler_result(o->thread_info.resampler, nbytes) : nbytes);
}
-pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t usec) {
- pa_source_output_assert_ref(o);
+static pa_usec_t fixup_latency(pa_source *s, pa_usec_t usec) {
+ pa_source_assert_ref(s);
- if (usec != (pa_usec_t) -1) {
+ if (usec == (pa_usec_t) -1)
+ return usec;
- if (o->source->max_latency > 0 && usec > o->source->max_latency)
- usec = o->source->max_latency;
+ if (s->max_latency > 0 && usec > s->max_latency)
+ usec = s->max_latency;
- if (o->source->min_latency > 0 && usec < o->source->min_latency)
- usec = o->source->min_latency;
- }
+ if (s->min_latency > 0 && usec < s->min_latency)
+ usec = s->min_latency;
+
+ return usec;
+}
+
+pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec) {
- if (PA_SOURCE_OUTPUT_LINKED(o->state))
+ usec = fixup_latency(o->source, usec);
+
+ o->thread_info.requested_source_latency = usec;
+ pa_source_invalidate_requested_latency(o->source);
+
+ return usec;
+}
+
+pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t usec) {
+ pa_source_output_assert_ref(o);
+
+ usec = fixup_latency(o->source, usec);
+
+ if (PA_SOURCE_OUTPUT_IS_LINKED(o->state))
pa_asyncmsgq_post(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_REQUESTED_LATENCY, NULL, (int64_t) usec, NULL, NULL);
else {
+ /* If this sink input is not realized yet, we have to touch
+ * the thread info data directly */
o->thread_info.requested_source_latency = usec;
o->source->thread_info.requested_latency_valid = FALSE;
}
@@ -477,14 +498,14 @@ pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t
void pa_source_output_cork(pa_source_output *o, pa_bool_t b) {
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
source_output_set_state(o, b ? PA_SOURCE_OUTPUT_CORKED : PA_SOURCE_OUTPUT_RUNNING);
}
int pa_source_output_set_rate(pa_source_output *o, uint32_t rate) {
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_return_val_if_fail(o->thread_info.resampler, -1);
if (o->sample_spec.rate == rate)
@@ -515,7 +536,7 @@ void pa_source_output_set_name(pa_source_output *o, const char *name) {
else
pa_proplist_unset(o->proplist, PA_PROP_MEDIA_NAME);
- if (PA_SOURCE_OUTPUT_LINKED(o->state)) {
+ if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) {
pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o);
pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
}
@@ -533,7 +554,7 @@ int pa_source_output_move_to(pa_source_output *o, pa_source *dest) {
pa_source_output_move_hook_data hook_data;
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_source_assert_ref(dest);
origin = o->source;
@@ -616,12 +637,21 @@ int pa_source_output_move_to(pa_source_output *o, pa_source *dest) {
return 0;
}
+void pa_source_output_set_state_within_thread(pa_source_output *o, pa_source_output_state_t state) {
+ pa_source_output_assert_ref(o);
+
+ if (o->state_change)
+ o->state_change(o, state);
+
+ o->thread_info.state = state;
+}
+
/* Called from thread context */
int pa_source_output_process_msg(pa_msgobject *mo, int code, void *userdata, int64_t offset, pa_memchunk* chunk) {
pa_source_output *o = PA_SOURCE_OUTPUT(mo);
pa_source_output_assert_ref(o);
- pa_assert(PA_SOURCE_OUTPUT_LINKED(o->thread_info.state));
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
switch (code) {
@@ -633,25 +663,20 @@ int pa_source_output_process_msg(pa_msgobject *mo, int code, void *userdata, int
return 0;
}
- case PA_SOURCE_OUTPUT_MESSAGE_SET_RATE: {
+ case PA_SOURCE_OUTPUT_MESSAGE_SET_RATE:
o->thread_info.sample_spec.rate = PA_PTR_TO_UINT(userdata);
pa_resampler_set_output_rate(o->thread_info.resampler, PA_PTR_TO_UINT(userdata));
-
return 0;
- }
- case PA_SOURCE_OUTPUT_MESSAGE_SET_STATE: {
- o->thread_info.state = PA_PTR_TO_UINT(userdata);
+ case PA_SOURCE_OUTPUT_MESSAGE_SET_STATE:
+ pa_source_output_set_state_within_thread(o, PA_PTR_TO_UINT(userdata));
return 0;
- }
case PA_SOURCE_OUTPUT_MESSAGE_SET_REQUESTED_LATENCY:
- o->thread_info.requested_source_latency = (pa_usec_t) offset;
- pa_source_invalidate_requested_latency(o->source);
-
+ pa_source_output_set_requested_latency_within_thread(o, (pa_usec_t) offset);
return 0;
}
generated by cgit (git 2.34.1) at 2025-07-10 11:30:21 +0000