av1_determine_sc_tools_with_encoding: reorder initialization

This ensures same output between parallel GOP and serial GOP encodes

Fixes #359
diff --git a/av1/encoder/encoder_utils.c b/av1/encoder/encoder_utils.c
index b8f5094..6328516 100644
--- a/av1/encoder/encoder_utils.c
+++ b/av1/encoder/encoder_utils.c
@@ -1029,8 +1029,6 @@
         cm->features.interp_filter, 0, false, false);
   }
 
-  av1_setup_frame(cpi);
-
   if (cm->seg.enabled) {
     if (!cm->seg.update_data && cm->prev_frame) {
       segfeatures_copy(&cm->seg, &cm->prev_frame->seg);
@@ -1056,6 +1054,8 @@
     av1_init_quantizer(&cm->seq_params, &cpi->enc_quant_dequant_params,
                        &cm->quant_params);
 
+    av1_setup_frame(cpi);
+
     // transform / motion compensation build reconstruction frame
     av1_encode_frame(cpi);
     // Screen content decision