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libobs: Add functions to get/set the index of filters

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This commit is contained in:
cg2121
2023-06-21 02:46:54 -07:00
committed by Lain
parent e863bea7fb
commit 243d4d42e9
2 changed files with 69 additions and 9 deletions
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70
libobs/obs-source.c
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@@ -3225,6 +3225,19 @@ static size_t find_prev_filter(obs_source_t *source, obs_source_t *filter,
return find_prev_filter(source, filter, cur_idx - 1);
}
static void reorder_filter_targets(obs_source_t *source)
{
/* reorder filter targets, not the nicest way of dealing with things */
for (size_t i = 0; i < source->filters.num; i++) {
obs_source_t *next_filter =
(i == source->filters.num - 1)
? source
: source->filters.array[i + 1];
source->filters.array[i]->filter_target = next_filter;
}
}
/* moves filters above/below matching filter types */
static bool move_filter_dir(obs_source_t *source, obs_source_t *filter,
enum obs_order_movement movement)
@@ -3258,15 +3271,7 @@ static bool move_filter_dir(obs_source_t *source, obs_source_t *filter,
da_move_item(source->filters, idx, 0);
}
/* reorder filter targets, not the nicest way of dealing with things */
for (size_t i = 0; i < source->filters.num; i++) {
obs_source_t *next_filter =
(i == source->filters.num - 1)
? source
: source->filters.array[i + 1];
source->filters.array[i]->filter_target = next_filter;
}
reorder_filter_targets(source);
return true;
}
@@ -3289,6 +3294,53 @@ void obs_source_filter_set_order(obs_source_t *source, obs_source_t *filter,
obs_source_dosignal(source, NULL, "reorder_filters");
}
size_t obs_source_filter_get_index(obs_source_t *source, obs_source_t *filter)
{
if (!obs_source_valid(source, "obs_source_filter_get_index"))
return DARRAY_INVALID;
if (!obs_ptr_valid(filter, "obs_source_filter_get_index"))
return DARRAY_INVALID;
size_t idx;
pthread_mutex_lock(&source->filter_mutex);
idx = da_find(source->filters, &filter, 0);
pthread_mutex_unlock(&source->filter_mutex);
return idx;
}
static bool set_filter_index(obs_source_t *source, obs_source_t *filter,
size_t index)
{
size_t idx = da_find(source->filters, &filter, 0);
if (idx == DARRAY_INVALID)
return false;
da_move_item(source->filters, idx, index);
reorder_filter_targets(source);
return true;
}
void obs_source_filter_set_index(obs_source_t *source, obs_source_t *filter,
size_t index)
{
bool success;
if (!obs_source_valid(source, "obs_source_filter_set_index"))
return;
if (!obs_ptr_valid(filter, "obs_source_filter_set_index"))
return;
pthread_mutex_lock(&source->filter_mutex);
success = set_filter_index(source, filter, index);
pthread_mutex_unlock(&source->filter_mutex);
if (success)
obs_source_dosignal(source, NULL, "reorder_filters");
}
obs_data_t *obs_source_get_settings(const obs_source_t *source)
{
if (!obs_source_valid(source, "obs_source_get_settings"))

8
libobs/obs.h
View File

@@ -1130,6 +1130,14 @@ EXPORT void obs_source_filter_set_order(obs_source_t *source,
obs_source_t *filter,
enum obs_order_movement movement);
/** Gets filter index */
EXPORT size_t obs_source_filter_get_index(obs_source_t *source,
obs_source_t *filter);
/** Sets filter index */
EXPORT void obs_source_filter_set_index(obs_source_t *source,
obs_source_t *filter, size_t index);
/** Gets the settings string for a source */
EXPORT obs_data_t *obs_source_get_settings(const obs_source_t *source);