WIP

links.h

@@ -2,12 +2,16 @@
 
 #include "v4l2.h"
 
+typedef void (*link_on_buffer)(struct buffer_s *buf);
+typedef bool (*link_check_streaming)();
+
 typedef struct link_s {
   struct device_s *capture; // capture_list
   struct device_s *outputs[10];
-  void (*on_buffer)(struct buffer_s *buf);
-
-  unsigned capture_format;
+  struct {
+    link_on_buffer on_buffer;
+    link_check_streaming check_streaming;
+  } callbacks;
 } link_t;
 
 int links_init(link_t *all_links);