commit 3b6352457afafb4a99ade050b9ebe567cbad8873
author RogerZhou <youzhou@microsoft.com> Tue Sep 19 10:06:46 2017 -0700
committer Roger Zhou <youzhou@microsoft.com> Tue Sep 19 22:01:15 2017 +0000
tree 632c52eadf5d236bc7d5b38c62a5a0fe9e502785
parent f6a45cdb9b2fb6440cfd7e2ca5e4ada84646724a

Adaptive Motion Vector Resolution

Change-Id: Ic3c93a5d2e427ce1ed578389196a265245063821

av1/encoder/bitstream.c

diff --git a/av1/encoder/bitstream.c b/av1/encoder/bitstream.c
index 8910eea..4b72fb2 100644
--- a/av1/encoder/bitstream.c
+++ b/av1/encoder/bitstream.c
@@ -4447,6 +4447,16 @@
     aom_wb_write_literal(wb, cpi->common.ans_window_size_log2 - 8, 4);
 #endif  // CONFIG_ANS && ANS_MAX_SYMBOLS
     aom_wb_write_bit(wb, cm->allow_screen_content_tools);
+#if CONFIG_AMVR
+    if (cm->allow_screen_content_tools) {
+      if (cm->seq_mv_precision_level == 2) {
+        aom_wb_write_bit(wb, 1);
+      } else {
+        aom_wb_write_bit(wb, 0);
+        aom_wb_write_bit(wb, cm->seq_mv_precision_level == 0);
+      }
+    }
+#endif
   } else {
     if (!cm->show_frame) aom_wb_write_bit(wb, cm->intra_only);
     if (cm->intra_only) aom_wb_write_bit(wb, cm->allow_screen_content_tools);
@@ -4534,6 +4544,11 @@
       write_frame_size_with_refs(cpi, wb);
 #endif
 
+#if CONFIG_AMVR
+      if (cm->seq_mv_precision_level == 2) {
+        aom_wb_write_bit(wb, cm->cur_frame_mv_precision_level == 0);
+      }
+#endif
       aom_wb_write_bit(wb, cm->allow_high_precision_mv);
 
       fix_interp_filter(cm, cpi->td.counts);