Shared library rework & external async API support

glava-obs/entry.c

@@ -0,0 +1,67 @@
+#include <stdlib.h>
+#include <obs-module.h>
+#include <obs.h>
+#include <util/threading.h>
+#include <util/platform.h>
+
+OBS_DECLARE_MODULE();
+
+struct mod_state {
+	obs_source_t* source;
+	os_event_t*   stop_signal;
+	pthread_t     thread;
+	bool          initialized;
+};
+
+static const char* get_name(void* _) {
+    UNUSED_PARAMETER(_);
+    return "GLava Source";
+}
+
+static void destroy(void* data) {
+    struct mod_state* s = (struct mod_state*) data;
+    if (s) {
+        if (s->initialized) {
+            os_event_signal(s->stop_signal);
+            pthread_join(s->thread, NULL);
+        }
+        os_event_destroy(s->stop_signal);
+        bfree(s);
+    }
+}
+
+static void* work_thread(void* data) {
+    return NULL;
+}
+
+static void* create(obs_data_t* settings, obs_source_t* source) {
+    struct mod_state* s = bzalloc(sizeof(struct mod_state));
+    s->source = source;
+
+    if (os_event_init(&s->stop_signal, OS_EVENT_TYPE_MANUAL) != 0) {
+		destroy(s);
+		return NULL;
+	}
+
+	if (pthread_create(&s->thread, NULL, work_thread, s) != 0) {
+		destroy(s);
+		return NULL;
+	}
+
+    s->initialized = true;
+    return s;
+}
+
+struct obs_source_info glava_src = {
+    .id           = "glava",
+    .type         = OBS_SOURCE_TYPE_INPUT,
+    .output_flags = OBS_SOURCE_ASYNC_VIDEO,
+    .get_name     = get_name,
+    .create       = create,
+    .destroy      = destroy
+};
+
+bool obs_module_load(void) {
+    obs_register_source(&glava_src);
+    return true;
+}