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loopback: make sure a monitor can't be looped back to its sink

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This commit is contained in:
Lennart Poettering 2009-08-26 01:52:02 +02:00
parent 99d3e6b744
commit d909f59389
1 changed files with 27 additions and 0 deletions
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27
src/modules/module-loopback.c
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@ -322,6 +322,17 @@ static void source_output_kill_cb(pa_source_output *o) {
pa_module_unload_request(u->module, TRUE);
}
/* Called from main thread */
static pa_bool_t source_output_may_move_to_cb(pa_source_output *o, pa_source *dest) {
struct userdata *u;
pa_source_output_assert_ref(o);
pa_assert_ctl_context();
pa_assert_se(u = o->userdata);
return dest != u->sink_input->sink->monitor_source;
}
/* Called from output thread context */
static void update_min_memblockq_length(struct userdata *u) {
size_t length;
@ -539,6 +550,20 @@ static void sink_input_kill_cb(pa_sink_input *i) {
pa_module_unload_request(u->module, TRUE);
}
/* Called from main thread */
static pa_bool_t sink_input_may_move_to_cb(pa_sink_input *i, pa_sink *dest) {
struct userdata *u;
pa_sink_input_assert_ref(i);
pa_assert_ctl_context();
pa_assert_se(u = i->userdata);
if (!u->source_output->source->monitor_of)
return TRUE;
return dest != u->source_output->source->monitor_of;
}
int pa__init(pa_module *m) {
pa_modargs *ma = NULL;
struct userdata *u;
@ -621,6 +646,7 @@ int pa__init(pa_module *m) {
u->sink_input->detach = sink_input_detach_cb;
u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
u->sink_input->update_max_request = sink_input_update_max_request_cb;
u->sink_input->may_move_to = sink_input_may_move_to_cb;
u->sink_input->userdata = u;
pa_sink_input_set_requested_latency(u->sink_input, u->latency/3);
@ -647,6 +673,7 @@ int pa__init(pa_module *m) {
u->source_output->attach = source_output_attach_cb;
u->source_output->detach = source_output_detach_cb;
u->source_output->state_change = source_output_state_change_cb;
u->source_output->may_move_to = source_output_may_move_to_cb;
u->source_output->userdata = u;
pa_source_output_set_requested_latency(u->source_output, u->latency/3);