libobs: Add obs_source_info::get_defaults2

Uses type_data to get the type-specific data of a source type

libobs/obs-source.c

@@ -323,8 +323,13 @@ static obs_source_t *obs_source_create_internal(const char *id,
 				private))
 		goto fail;
 
-	if (info && info->get_defaults)
-		info->get_defaults(source->context.settings);
+	if (info) {
+		if (info->get_defaults2)
+			info->get_defaults2(info->type_data,
+					source->context.settings);
+		else if (info->get_defaults)
+			info->get_defaults(source->context.settings);
+	}
 
 	if (!obs_source_init(source))
 		goto fail;
@@ -695,7 +700,9 @@ bool obs_source_removed(const obs_source_t *source)
 static inline obs_data_t *get_defaults(const struct obs_source_info *info)
 {
 	obs_data_t *settings = obs_data_create();
-	if (info->get_defaults)
+	if (info->get_defaults2)
+		info->get_defaults2(info->type_data, settings);
+	else if (info->get_defaults)
 		info->get_defaults(settings);
 	return settings;
 }

libobs/obs-source.h

@@ -201,6 +201,7 @@ struct obs_source_info {
 	 * Gets the default settings for this source
 	 *
 	 * @param[out]  settings  Data to assign default settings to
+	 * @deprecated            Use get_defaults2 if type_data is needed
 	 */
 	void (*get_defaults)(obs_data_t *settings);
 
@@ -428,6 +429,14 @@ struct obs_source_info {
 
 	void (*transition_start)(void *data);
 	void (*transition_stop)(void *data);
+
+	/**
+	 * Gets the default settings for this source
+	 *
+	 * @param       type_data The type_data variable of this structure
+	 * @param[out]  settings  Data to assign default settings to
+	 */
+	void (*get_defaults2)(void *type_data, obs_data_t *settings);
 };
 
 EXPORT void obs_register_source_s(const struct obs_source_info *info,