Return 0 for video renderer setup

src/video/aml.c

@@ -83,6 +83,8 @@ int aml_setup(int videoFormat, int width, int height, int redrawRate, void* cont
     fprintf(stderr, "Can't set Freerun mode: %x\n", ret);
     return -2;
   }
+
+  return 0;
 }
 
 void aml_cleanup() {

src/video/imx.c

@@ -244,6 +244,8 @@ int decoder_renderer_setup(int videoFormat, int width, int height, int redrawRat
 
   fcntl(clearpipefd[0], F_SETFL, O_NONBLOCK);
   fcntl(pipefd[0], F_SETFL, O_NONBLOCK);
+
+  return 0;
 }
 
 static int decoder_renderer_submit_decode_unit(PDECODE_UNIT decodeUnit) {