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authorLennart Poettering <lennart@poettering.net>2009-08-15 03:41:13 +0200
committerLennart Poettering <lennart@poettering.net>2009-08-15 03:41:13 +0200
commit0c08dbd9b926ec94084dd47069627ed6eda1c1d1 (patch)
tree9b6228ebe096caffb4cc52a0118479e068c9825a
parentd8a90a390041b5603a7caacaaea8296fa76363bc (diff)
core: introduce pa_{sink|source}_update_flags()
-rw-r--r--src/pulsecore/sink.c22
-rw-r--r--src/pulsecore/sink.h2
-rw-r--r--src/pulsecore/source.c18
-rw-r--r--src/pulsecore/source.h2
4 files changed, 41 insertions, 3 deletions
diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c
index c1589f2d..c79aa79d 100644
--- a/src/pulsecore/sink.c
+++ b/src/pulsecore/sink.c
@@ -551,7 +551,7 @@ static void sink_free(pa_object *o) {
pa_xfree(s);
}
-/* Called from main context */
+/* Called from main context, and not while the IO thread is active, please */
void pa_sink_set_asyncmsgq(pa_sink *s, pa_asyncmsgq *q) {
pa_sink_assert_ref(s);
pa_assert_ctl_context();
@@ -562,6 +562,26 @@ void pa_sink_set_asyncmsgq(pa_sink *s, pa_asyncmsgq *q) {
pa_source_set_asyncmsgq(s->monitor_source, q);
}
+/* Called from main context, and not while the IO thread is active, please */
+void pa_sink_update_flags(pa_sink *s, pa_sink_flags_t mask, pa_sink_flags_t value) {
+ pa_sink_assert_ref(s);
+ pa_assert_ctl_context();
+
+ if (mask == 0)
+ return;
+
+ /* For now, allow only a minimal set of flags to be changed. */
+ pa_assert((mask & ~(PA_SINK_DYNAMIC_LATENCY|PA_SINK_LATENCY)) == 0);
+
+ s->flags = (s->flags & ~mask) | (value & mask);
+
+ pa_source_update_flags(s->monitor_source,
+ ((mask & PA_SINK_LATENCY) ? PA_SOURCE_LATENCY : 0) |
+ ((mask & PA_SINK_DYNAMIC_LATENCY) ? PA_SOURCE_DYNAMIC_LATENCY : 0),
+ ((value & PA_SINK_LATENCY) ? PA_SOURCE_LATENCY : 0) |
+ ((value & PA_SINK_DYNAMIC_LATENCY) ? PA_SINK_DYNAMIC_LATENCY : 0));
+}
+
/* Called from IO context, or before _put() from main context */
void pa_sink_set_rtpoll(pa_sink *s, pa_rtpoll *p) {
pa_sink_assert_ref(s);
diff --git a/src/pulsecore/sink.h b/src/pulsecore/sink.h
index 55bca7f4..3cd7e59d 100644
--- a/src/pulsecore/sink.h
+++ b/src/pulsecore/sink.h
@@ -282,6 +282,8 @@ void pa_sink_set_soft_volume(pa_sink *s, const pa_cvolume *volume);
void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume);
void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted);
+void pa_sink_update_flags(pa_sink *s, pa_sink_flags_t mask, pa_sink_flags_t value);
+
pa_bool_t pa_device_init_description(pa_proplist *p);
pa_bool_t pa_device_init_icon(pa_proplist *p, pa_bool_t is_sink);
pa_bool_t pa_device_init_intended_roles(pa_proplist *p);
diff --git a/src/pulsecore/source.c b/src/pulsecore/source.c
index 8970d8e4..46f049ef 100644
--- a/src/pulsecore/source.c
+++ b/src/pulsecore/source.c
@@ -461,7 +461,7 @@ static void source_free(pa_object *o) {
pa_xfree(s);
}
-/* Called from main context */
+/* Called from main context, and not while the IO thread is active, please */
void pa_source_set_asyncmsgq(pa_source *s, pa_asyncmsgq *q) {
pa_source_assert_ref(s);
pa_assert_ctl_context();
@@ -469,7 +469,21 @@ void pa_source_set_asyncmsgq(pa_source *s, pa_asyncmsgq *q) {
s->asyncmsgq = q;
}
-/* Called from main context */
+/* Called from main context, and not while the IO thread is active, please */
+void pa_source_update_flags(pa_source *s, pa_source_flags_t mask, pa_source_flags_t value) {
+ pa_source_assert_ref(s);
+ pa_assert_ctl_context();
+
+ if (mask == 0)
+ return;
+
+ /* For now, allow only a minimal set of flags to be changed. */
+ pa_assert((mask & ~(PA_SOURCE_DYNAMIC_LATENCY|PA_SOURCE_LATENCY)) == 0);
+
+ s->flags = (s->flags & ~mask) | (value & mask);
+}
+
+/* Called from IO context, or before _put() from main context */
void pa_source_set_rtpoll(pa_source *s, pa_rtpoll *p) {
pa_source_assert_ref(s);
pa_source_assert_io_context(s);
diff --git a/src/pulsecore/source.h b/src/pulsecore/source.h
index bb085a0b..6f33de06 100644
--- a/src/pulsecore/source.h
+++ b/src/pulsecore/source.h
@@ -246,6 +246,8 @@ void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted);
int pa_source_sync_suspend(pa_source *s);
+void pa_source_update_flags(pa_source *s, pa_source_flags_t mask, pa_source_flags_t value);
+
/*** May be called by everyone, from main context */
/* The returned value is supposed to be in the time domain of the sound card! */