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-rw-r--r--src/output/pulse_output_plugin.c67
1 files changed, 65 insertions, 2 deletions
diff --git a/src/output/pulse_output_plugin.c b/src/output/pulse_output_plugin.c
index 70cfb9784..9fb0b3ade 100644
--- a/src/output/pulse_output_plugin.c
+++ b/src/output/pulse_output_plugin.c
@@ -207,6 +207,9 @@ pulse_output_subscribe_cb(pa_context *context,
static bool
pulse_output_connect(struct pulse_output *po, GError **error_r)
{
+ assert(po != NULL);
+ assert(po->context != NULL);
+
int error;
error = pa_context_connect(po->context, po->server,
@@ -229,6 +232,9 @@ pulse_output_connect(struct pulse_output *po, GError **error_r)
static bool
pulse_output_setup_context(struct pulse_output *po, GError **error_r)
{
+ assert(po != NULL);
+ assert(po->mainloop != NULL);
+
po->context = pa_context_new(pa_threaded_mainloop_get_api(po->mainloop),
MPD_PULSE_NAME);
if (po->context == NULL) {
@@ -257,6 +263,9 @@ pulse_output_setup_context(struct pulse_output *po, GError **error_r)
static void
pulse_output_delete_context(struct pulse_output *po)
{
+ assert(po != NULL);
+ assert(po->context != NULL);
+
pa_context_disconnect(po->context);
pa_context_unref(po->context);
po->context = NULL;
@@ -347,6 +356,8 @@ pulse_output_disable(void *data)
{
struct pulse_output *po = data;
+ assert(po->mainloop != NULL);
+
pa_threaded_mainloop_stop(po->mainloop);
if (po->context != NULL)
pulse_output_delete_context(po);
@@ -363,6 +374,8 @@ pulse_output_disable(void *data)
static bool
pulse_output_wait_connection(struct pulse_output *po, GError **error_r)
{
+ assert(po->mainloop != NULL);
+
pa_context_state_t state;
pa_threaded_mainloop_lock(po->mainloop);
@@ -399,11 +412,32 @@ pulse_output_wait_connection(struct pulse_output *po, GError **error_r)
}
}
+#if PA_CHECK_VERSION(0,9,8)
+
+static void
+pulse_output_stream_suspended_cb(G_GNUC_UNUSED pa_stream *stream, void *userdata)
+{
+ struct pulse_output *po = userdata;
+
+ assert(stream == po->stream || po->stream == NULL);
+ assert(po->mainloop != NULL);
+
+ /* wake up the main loop to break out of the loop in
+ pulse_output_play() */
+ pa_threaded_mainloop_signal(po->mainloop, 0);
+}
+
+#endif
+
static void
pulse_output_stream_state_cb(pa_stream *stream, void *userdata)
{
struct pulse_output *po = userdata;
+ assert(stream == po->stream || po->stream == NULL);
+ assert(po->mainloop != NULL);
+ assert(po->context != NULL);
+
switch (pa_stream_get_state(stream)) {
case PA_STREAM_READY:
if (po->mixer != NULL)
@@ -432,6 +466,8 @@ pulse_output_stream_write_cb(G_GNUC_UNUSED pa_stream *stream, size_t nbytes,
{
struct pulse_output *po = userdata;
+ assert(po->mainloop != NULL);
+
po->writable = nbytes;
pa_threaded_mainloop_signal(po->mainloop, 0);
}
@@ -444,6 +480,8 @@ pulse_output_open(void *data, struct audio_format *audio_format,
pa_sample_spec ss;
int error;
+ assert(po->mainloop != NULL);
+
if (po->context != NULL) {
switch (pa_context_get_state(po->context)) {
case PA_CONTEXT_UNCONNECTED:
@@ -487,6 +525,11 @@ pulse_output_open(void *data, struct audio_format *audio_format,
return false;
}
+#if PA_CHECK_VERSION(0,9,8)
+ pa_stream_set_suspended_callback(po->stream,
+ pulse_output_stream_suspended_cb, po);
+#endif
+
pa_stream_set_state_callback(po->stream,
pulse_output_stream_state_cb, po);
pa_stream_set_write_callback(po->stream,
@@ -522,6 +565,8 @@ pulse_output_close(void *data)
struct pulse_output *po = data;
pa_operation *o;
+ assert(po->mainloop != NULL);
+
pa_threaded_mainloop_lock(po->mainloop);
if (pa_stream_get_state(po->stream) == PA_STREAM_READY) {
@@ -556,6 +601,8 @@ pulse_output_check_stream(struct pulse_output *po)
{
pa_stream_state_t state = pa_stream_get_state(po->stream);
+ assert(po->mainloop != NULL);
+
switch (state) {
case PA_STREAM_READY:
case PA_STREAM_FAILED:
@@ -637,6 +684,8 @@ pulse_output_stream_pause(struct pulse_output *po, bool pause,
{
pa_operation *o;
+ assert(po->mainloop != NULL);
+ assert(po->context != NULL);
assert(po->stream != NULL);
o = pa_stream_cork(po->stream, pause,
@@ -667,6 +716,7 @@ pulse_output_play(void *data, const void *chunk, size_t size, GError **error_r)
struct pulse_output *po = data;
int error;
+ assert(po->mainloop != NULL);
assert(po->stream != NULL);
pa_threaded_mainloop_lock(po->mainloop);
@@ -683,19 +733,30 @@ pulse_output_play(void *data, const void *chunk, size_t size, GError **error_r)
/* unpause if previously paused */
if (pulse_output_stream_is_paused(po) &&
- !pulse_output_stream_pause(po, false, error_r))
+ !pulse_output_stream_pause(po, false, error_r)) {
+ pa_threaded_mainloop_unlock(po->mainloop);
return 0;
+ }
/* wait until the server allows us to write */
while (po->writable == 0) {
+#if PA_CHECK_VERSION(0,9,8)
+ if (pa_stream_is_suspended(po->stream)) {
+ pa_threaded_mainloop_unlock(po->mainloop);
+ g_set_error(error_r, pulse_output_quark(), 0,
+ "suspended");
+ return 0;
+ }
+#endif
+
pa_threaded_mainloop_wait(po->mainloop);
if (pa_stream_get_state(po->stream) != PA_STREAM_READY) {
pa_threaded_mainloop_unlock(po->mainloop);
g_set_error(error_r, pulse_output_quark(), 0,
"disconnected");
- return false;
+ return 0;
}
}
@@ -725,6 +786,7 @@ pulse_output_cancel(void *data)
struct pulse_output *po = data;
pa_operation *o;
+ assert(po->mainloop != NULL);
assert(po->stream != NULL);
pa_threaded_mainloop_lock(po->mainloop);
@@ -756,6 +818,7 @@ pulse_output_pause(void *data)
struct pulse_output *po = data;
GError *error = NULL;
+ assert(po->mainloop != NULL);
assert(po->stream != NULL);
pa_threaded_mainloop_lock(po->mainloop);