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authorPierre Ossman <ossman@cendio.se>2006-03-05 20:18:04 +0000
committerPierre Ossman <ossman@cendio.se>2006-03-05 20:18:04 +0000
commit738734244dc6b28d404953e9133f49c518f6a4e0 (patch)
tree7f0357a4e5b2b139a38bfeb0510f7cf9ae986434 /src/modules/module-tunnel.c
parent4e56725a60da8a1c80442ab16f7fe21147b143e9 (diff)
Volume support in tunnel module.
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@629 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/modules/module-tunnel.c')
-rw-r--r--src/modules/module-tunnel.c261
1 files changed, 260 insertions, 1 deletions
diff --git a/src/modules/module-tunnel.c b/src/modules/module-tunnel.c
index ff1113cc..aa6b69f5 100644
--- a/src/modules/module-tunnel.c
+++ b/src/modules/module-tunnel.c
@@ -91,6 +91,7 @@ static const char* const valid_modargs[] = {
};
static void command_stream_killed(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+static void command_subscribe_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
#ifdef TUNNEL_SINK
static void command_request(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
@@ -101,7 +102,8 @@ static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
[PA_COMMAND_REQUEST] = command_request,
#endif
[PA_COMMAND_PLAYBACK_STREAM_KILLED] = command_stream_killed,
- [PA_COMMAND_RECORD_STREAM_KILLED] = command_stream_killed
+ [PA_COMMAND_RECORD_STREAM_KILLED] = command_stream_killed,
+ [PA_COMMAND_SUBSCRIBE_EVENT] = command_subscribe_event,
};
struct userdata {
@@ -189,6 +191,35 @@ static void command_stream_killed(pa_pdispatch *pd, PA_GCC_UNUSED uint32_t comma
die(u);
}
+static void request_info(struct userdata *u);
+
+static void command_subscribe_event(pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) {
+ struct userdata *u = userdata;
+ pa_subscription_event_type_t e;
+ uint32_t idx;
+
+ assert(pd && t && u);
+ assert(command == PA_COMMAND_SUBSCRIBE_EVENT);
+
+ if (pa_tagstruct_getu32(t, &e) < 0 ||
+ pa_tagstruct_getu32(t, &idx) < 0 ||
+ !pa_tagstruct_eof(t)) {
+ pa_log(__FILE__": invalid protocol reply");
+ die(u);
+ return;
+ }
+
+#ifdef TUNNEL_SINK
+ if (e != (PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE))
+ return;
+#else
+ if (e != (PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE))
+ return;
+#endif
+
+ request_info(u);
+}
+
#ifdef TUNNEL_SINK
static void send_prebuf_request(struct userdata *u) {
pa_tagstruct *t;
@@ -332,6 +363,115 @@ static void request_latency(struct userdata *u) {
pa_pdispatch_register_reply(u->pdispatch, tag, DEFAULT_TIMEOUT, stream_get_latency_callback, u);
}
+static void stream_get_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) {
+ struct userdata *u = userdata;
+ uint32_t index, owner_module, monitor_source;
+ pa_usec_t latency;
+ const char *name, *description, *monitor_source_name, *driver;
+ int mute;
+ pa_sample_spec sample_spec;
+ pa_channel_map channel_map;
+ pa_cvolume volume;
+ assert(pd && u);
+
+ if (command != PA_COMMAND_REPLY) {
+ if (command == PA_COMMAND_ERROR)
+ pa_log(__FILE__": failed to get info.");
+ else
+ pa_log(__FILE__": protocol error.");
+ die(u);
+ return;
+ }
+
+ if (pa_tagstruct_getu32(t, &index) < 0 ||
+ pa_tagstruct_gets(t, &name) < 0 ||
+ pa_tagstruct_gets(t, &description) < 0 ||
+ pa_tagstruct_get_sample_spec(t, &sample_spec) < 0 ||
+ pa_tagstruct_get_channel_map(t, &channel_map) < 0 ||
+ pa_tagstruct_getu32(t, &owner_module) < 0 ||
+ pa_tagstruct_get_cvolume(t, &volume) < 0 ||
+ pa_tagstruct_get_boolean(t, &mute) < 0 ||
+ pa_tagstruct_getu32(t, &monitor_source) < 0 ||
+ pa_tagstruct_gets(t, &monitor_source_name) < 0 ||
+ pa_tagstruct_get_usec(t, &latency) < 0 ||
+ pa_tagstruct_gets(t, &driver) < 0 ||
+ !pa_tagstruct_eof(t)) {
+ pa_log(__FILE__": invalid reply.");
+ die(u);
+ return;
+ }
+
+#ifdef TUNNEL_SINK
+ assert(u->sink);
+ if ((!!mute == !!u->sink->hw_muted) &&
+ pa_cvolume_equal(&volume, &u->sink->hw_volume))
+ return;
+#else
+ assert(u->source);
+ if ((!!mute == !!u->source->hw_muted) &&
+ pa_cvolume_equal(&volume, &u->source->hw_volume))
+ return;
+#endif
+
+#ifdef TUNNEL_SINK
+ memcpy(&u->sink->hw_volume, &volume, sizeof(pa_cvolume));
+ u->sink->hw_muted = !!mute;
+
+ pa_subscription_post(u->sink->core,
+ PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE,
+ u->sink->index);
+#else
+ memcpy(&u->source->hw_volume, &volume, sizeof(pa_cvolume));
+ u->source->hw_muted = !!mute;
+
+ pa_subscription_post(u->source->core,
+ PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE,
+ u->source->index);
+#endif
+}
+
+static void request_info(struct userdata *u) {
+ pa_tagstruct *t;
+ uint32_t tag;
+ assert(u);
+
+ t = pa_tagstruct_new(NULL, 0);
+#ifdef TUNNEL_SINK
+ pa_tagstruct_putu32(t, PA_COMMAND_GET_SINK_INFO);
+#else
+ pa_tagstruct_putu32(t, PA_COMMAND_GET_SOURCE_INFO);
+#endif
+ pa_tagstruct_putu32(t, tag = u->ctag++);
+
+ pa_tagstruct_putu32(t, PA_INVALID_INDEX);
+#ifdef TUNNEL_SINK
+ pa_tagstruct_puts(t, u->sink_name);
+#else
+ pa_tagstruct_puts(t, u->source_name);
+#endif
+
+ pa_pstream_send_tagstruct(u->pstream, t);
+ pa_pdispatch_register_reply(u->pdispatch, tag, DEFAULT_TIMEOUT, stream_get_info_callback, u);
+}
+
+static void start_subscribe(struct userdata *u) {
+ pa_tagstruct *t;
+ uint32_t tag;
+ assert(u);
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu32(t, PA_COMMAND_SUBSCRIBE);
+ pa_tagstruct_putu32(t, tag = u->ctag++);
+
+#ifdef TUNNEL_SINK
+ pa_tagstruct_putu32(t, PA_SUBSCRIPTION_MASK_SINK);
+#else
+ pa_tagstruct_putu32(t, PA_SUBSCRIPTION_MASK_SOURCE);
+#endif
+
+ pa_pstream_send_tagstruct(u->pstream, t);
+}
+
static void create_stream_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) {
struct userdata *u = userdata;
assert(pd && u && u->pdispatch == pd);
@@ -356,6 +496,9 @@ static void create_stream_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UN
return;
}
+ start_subscribe(u);
+ request_info(u);
+
request_latency(u);
#ifdef TUNNEL_SINK
send_bytes(u);
@@ -537,6 +680,60 @@ static pa_usec_t sink_get_latency(pa_sink *sink) {
return usec;
}
+
+static int sink_get_hw_volume(pa_sink *sink) {
+ struct userdata *u;
+ assert(sink && sink->userdata);
+ u = sink->userdata;
+
+ return 0;
+}
+
+static int sink_set_hw_volume(pa_sink *sink) {
+ struct userdata *u;
+ pa_tagstruct *t;
+ uint32_t tag;
+ assert(sink && sink->userdata);
+ u = sink->userdata;
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu32(t, PA_COMMAND_SET_SINK_VOLUME);
+ pa_tagstruct_putu32(t, tag = u->ctag++);
+
+ pa_tagstruct_putu32(t, PA_INVALID_INDEX);
+ pa_tagstruct_puts(t, u->sink_name);
+ pa_tagstruct_put_cvolume(t, &sink->hw_volume);
+ pa_pstream_send_tagstruct(u->pstream, t);
+
+ return 0;
+}
+
+static int sink_get_hw_mute(pa_sink *sink) {
+ struct userdata *u;
+ assert(sink && sink->userdata);
+ u = sink->userdata;
+
+ return 0;
+}
+
+static int sink_set_hw_mute(pa_sink *sink) {
+ struct userdata *u;
+ pa_tagstruct *t;
+ uint32_t tag;
+ assert(sink && sink->userdata);
+ u = sink->userdata;
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu32(t, PA_COMMAND_SET_SINK_MUTE);
+ pa_tagstruct_putu32(t, tag = u->ctag++);
+
+ pa_tagstruct_putu32(t, PA_INVALID_INDEX);
+ pa_tagstruct_puts(t, u->sink_name);
+ pa_tagstruct_put_boolean(t, !!sink->hw_muted);
+ pa_pstream_send_tagstruct(u->pstream, t);
+
+ return 0;
+}
#else
static pa_usec_t source_get_latency(pa_source *source) {
struct userdata *u;
@@ -545,6 +742,60 @@ static pa_usec_t source_get_latency(pa_source *source) {
return u->host_latency;
}
+
+static int source_get_hw_volume(pa_source *source) {
+ struct userdata *u;
+ assert(source && source->userdata);
+ u = source->userdata;
+
+ return 0;
+}
+
+static int source_set_hw_volume(pa_source *source) {
+ struct userdata *u;
+ pa_tagstruct *t;
+ uint32_t tag;
+ assert(source && source->userdata);
+ u = source->userdata;
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu32(t, PA_COMMAND_SET_SOURCE_VOLUME);
+ pa_tagstruct_putu32(t, tag = u->ctag++);
+
+ pa_tagstruct_putu32(t, PA_INVALID_INDEX);
+ pa_tagstruct_puts(t, u->source_name);
+ pa_tagstruct_put_cvolume(t, &source->hw_volume);
+ pa_pstream_send_tagstruct(u->pstream, t);
+
+ return 0;
+}
+
+static int source_get_hw_mute(pa_source *source) {
+ struct userdata *u;
+ assert(source && source->userdata);
+ u = source->userdata;
+
+ return 0;
+}
+
+static int source_set_hw_mute(pa_source *source) {
+ struct userdata *u;
+ pa_tagstruct *t;
+ uint32_t tag;
+ assert(source && source->userdata);
+ u = source->userdata;
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu32(t, PA_COMMAND_SET_SOURCE_MUTE);
+ pa_tagstruct_putu32(t, tag = u->ctag++);
+
+ pa_tagstruct_putu32(t, PA_INVALID_INDEX);
+ pa_tagstruct_puts(t, u->source_name);
+ pa_tagstruct_put_boolean(t, !!source->hw_muted);
+ pa_pstream_send_tagstruct(u->pstream, t);
+
+ return 0;
+}
#endif
static void timeout_callback(pa_mainloop_api *m, pa_time_event*e, PA_GCC_UNUSED const struct timeval *tv, void *userdata) {
@@ -651,6 +902,10 @@ int pa__init(pa_core *c, pa_module*m) {
u->sink->notify = sink_notify;
u->sink->get_latency = sink_get_latency;
+ u->sink->get_hw_volume = sink_get_hw_volume;
+ u->sink->set_hw_volume = sink_set_hw_volume;
+ u->sink->get_hw_mute = sink_get_hw_mute;
+ u->sink->set_hw_mute = sink_set_hw_mute;
u->sink->userdata = u;
u->sink->description = pa_sprintf_malloc("Tunnel to '%s%s%s'", u->sink_name ? u->sink_name : "", u->sink_name ? "@" : "", u->server_name);
@@ -662,6 +917,10 @@ int pa__init(pa_core *c, pa_module*m) {
}
u->source->get_latency = source_get_latency;
+ u->source->get_hw_volume = source_get_hw_volume;
+ u->source->set_hw_volume = source_set_hw_volume;
+ u->source->get_hw_mute = source_get_hw_mute;
+ u->source->set_hw_mute = source_set_hw_mute;
u->source->userdata = u;
u->source->description = pa_sprintf_malloc("Tunnel to '%s%s%s'", u->source_name ? u->source_name : "", u->source_name ? "@" : "", u->server_name);