mirrors/pulseaudio
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git synced 2025-11-02 09:01:46 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

allow sending meta/policy events to clients

Browse source
This commit is contained in:
Lennart Poettering 2009-02-12 03:18:05 +01:00
parent 4bd9737725
commit 823431e447
17 changed files with 369 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

59
src/pulse/stream.c
View file

@ -69,6 +69,8 @@ static void reset_callbacks(pa_stream *s) {
s->suspended_userdata = NULL;
s->started_callback = NULL;
s->started_userdata = NULL;
s->event_callback = NULL;
s->event_userdata = NULL;
}
pa_stream *pa_stream_new_with_proplist(
@ -565,6 +567,52 @@ finish:
pa_context_unref(c);
}
void pa_command_stream_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_context *c = userdata;
pa_stream *s;
uint32_t channel;
pa_proplist *pl = NULL;
const char *event;
pa_assert(pd);
pa_assert(command == PA_COMMAND_PLAYBACK_STREAM_EVENT || command == PA_COMMAND_RECORD_STREAM_EVENT);
pa_assert(t);
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_context_ref(c);
if (c->version < 15) {
pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
pl = pa_proplist_new();
if (pa_tagstruct_getu32(t, &channel) < 0 ||
pa_tagstruct_gets(t, &event) < 0 ||
pa_tagstruct_get_proplist(t, pl) < 0 ||
!pa_tagstruct_eof(t) || !event) {
pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
if (!(s = pa_dynarray_get(command == PA_COMMAND_PLAYBACK_STREAM_EVENT ? c->playback_streams : c->record_streams, channel)))
goto finish;
if (s->state != PA_STREAM_READY)
goto finish;
if (s->event_callback)
s->event_callback(s, event, pl, s->event_userdata);
finish:
pa_context_unref(c);
if (pl)
pa_proplist_free(pl);
}
void pa_command_request(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_stream *s;
pa_context *c = userdata;
@ -1696,6 +1744,17 @@ void pa_stream_set_started_callback(pa_stream *s, pa_stream_notify_cb_t cb, void
s->started_userdata = userdata;
}
void pa_stream_set_event_callback(pa_stream *s, pa_stream_event_cb_t cb, void *userdata) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
s->event_callback = cb;
s->event_userdata = userdata;
}
void pa_stream_simple_ack_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int success = 1;