From: Jingning Han <jingning@google.com>
Date: Tue, 21 Aug 2018 17:48:47 +0000 (-0700)
Subject: Skip loop filter operation in show_existing_frame mode
X-Git-Tag: v1.8.0~399^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=28cd84af76f0bee64ea7fe28faf7aee18b005bb1;p=libvpx

Skip loop filter operation in show_existing_frame mode

Skip the loop filtering for frame coding in show_existing_frame
mode. This matches the decoder operation for show_existing_frame
mode.

Change-Id: I96f275cf5384eb5fe8c0404ec4142cf5b580ac16
---

diff --git a/vp9/encoder/vp9_encoder.c b/vp9/encoder/vp9_encoder.c
index c1a33ec4e..0151e1ba1 100644
--- a/vp9/encoder/vp9_encoder.c
+++ b/vp9/encoder/vp9_encoder.c
@@ -3251,6 +3251,12 @@ static void loopfilter_frame(VP9_COMP *cpi, VP9_COMMON *cm) {
       cpi->svc.temporal_layering_mode == VP9E_TEMPORAL_LAYERING_MODE_BYPASS)
     is_reference_frame = !cpi->svc.non_reference_frame;
 
+  // Skip loop filter in show_existing_frame mode.
+  if (cm->show_existing_frame) {
+    lf->filter_level = 0;
+    return;
+  }
+
   if (xd->lossless) {
     lf->filter_level = 0;
     lf->last_filt_level = 0;