1 files changed, 6 insertions, 2 deletions
diff --git a/libvo/vo_png.c b/libvo/vo_png.c
index 078e34817b..9e7f1a7be1 100644
--- a/libvo/vo_png.c
+++ b/libvo/vo_png.c
@@ -330,7 +330,11 @@ static uint32_t preinit(const char *arg)
   return 0;
 }
 
-static void query_vaa(vo_vaa_t *vaa)
+uint32_t control(uint32_t request, void *data, ...)
 {
-  memset(vaa,0,sizeof(vo_vaa_t));
+  switch (request) {
+  case VOCTRL_QUERY_FORMAT:
+    return query_format(*((uint32_t*)data));
+  }
+  return VO_NOTIMPL;
 }