shithub: libvpx

Download patch

ref: 5d6c1c2d8f054c94c4f7f81bc5215af3ded04b4c
parent: ebb023deb64a5707d0627f55ea0a701945cd6940
author: Marco <marpan@google.com>
date: Mon Jul 31 13:06:14 EDT 2017 

vp9: Adjust noise estimation for 360p.

Change-Id: Ib76875232491b14f7114061e8e913e87004427a0


--- a/vp9/encoder/vp9_noise_estimate.c
+++ b/vp9/encoder/vp9_noise_estimate.c
@@ -34,7 +34,7 @@
   } else if (width * height >= 1280 * 720) {
     ne->thresh = 140;
   } else if (width * height >= 640 * 360) {
-    ne->thresh = 100;
+    ne->thresh = 115;
   }
   ne->num_frames_estimate = 15;
 }
@@ -56,8 +56,8 @@
   if (cpi->oxcf.pass == 0 && cpi->oxcf.rc_mode == VPX_CBR &&
       cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && cpi->oxcf.speed >= 5 &&
       cpi->resize_state == ORIG && cpi->resize_pending == 0 && !cpi->use_svc &&
-      cpi->oxcf.content != VP9E_CONTENT_SCREEN && cpi->common.width >= 640 &&
-      cpi->common.height >= 360)
+      cpi->oxcf.content != VP9E_CONTENT_SCREEN &&
+      cpi->common.width * cpi->common.height >= 640 * 360)
     return 1;
   else
     return 0;