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libobs: Add filter add/remove signals

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Adds "filter_remove" and "filter_add" signals that signal when a filter
is added or removed
This commit is contained in:
jp9000 2015-02-25 20:48:06 -08:00
parent baa1890ed6
commit 95a5e8009f
1 changed files with 18 additions and 0 deletions
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18
libobs/obs-source.c
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@ -85,6 +85,8 @@ static const char *source_signals[] = {
"void audio_sync(ptr source, int out int offset)",
"void audio_data(ptr source, ptr data)",
"void audio_mixers(ptr source, in out int mixers)",
"void filter_add(ptr source, ptr filter)",
"void filter_remove(ptr source, ptr filter)",
NULL
};
@ -1194,6 +1196,8 @@ obs_source_t *obs_filter_get_target(const obs_source_t *filter)
void obs_source_filter_add(obs_source_t *source, obs_source_t *filter)
{
struct calldata cd = {0};
if (!source || !filter)
return;
@ -1216,10 +1220,17 @@ void obs_source_filter_add(obs_source_t *source, obs_source_t *filter)
filter->filter_parent = source;
filter->filter_target = source;
calldata_set_ptr(&cd, "source", source);
calldata_set_ptr(&cd, "filter", filter);
signal_handler_signal(source->context.signals, "filter_add", &cd);
calldata_free(&cd);
}
void obs_source_filter_remove(obs_source_t *source, obs_source_t *filter)
{
struct calldata cd = {0};
size_t idx;
if (!source || !filter)
@ -1240,6 +1251,13 @@ void obs_source_filter_remove(obs_source_t *source, obs_source_t *filter)
pthread_mutex_unlock(&source->filter_mutex);
calldata_set_ptr(&cd, "source", source);
calldata_set_ptr(&cd, "filter", filter);
signal_handler_signal(source->context.signals, "filter_remove", &cd);
calldata_free(&cd);
filter->filter_parent = NULL;
filter->filter_target = NULL;
}