commit 0681f6f1df641d0e2965ae79ce55071c415a76d4
author hui su <huisu@google.com> Thu Dec 10 11:50:13 2015 -0800
committer hui su <huisu@google.com> Mon Dec 28 10:47:40 2015 -0800
tree bb59a3591a68c4bb1513157d3a00b04b3f7dcf99
parent 14b0443792d6de6856cd9069919c91119f92d96f

ext-intra experiment: exploit left-bottom bundary

ext-intra vs nextgenv2 baseline:
derflr +1.12% (was +1.06%)
hevcmr +2.26% (was +2.15%)

Change-Id: I6cc7612d0d7e81e200aa962988db1ea7680626d7

vp10/common/reconintra.c

diff --git a/vp10/common/reconintra.c b/vp10/common/reconintra.c
index ed253f7..4be5394 100644
--- a/vp10/common/reconintra.c
+++ b/vp10/common/reconintra.c
@@ -338,7 +338,7 @@
       y = r * 256 - x * dy;
       base = y >> 8;
       shift = y - base * 256;
-      if (base < bs - 1) {
+      if (base < 2 * bs - 1) {
         val =
             (left[base] * (256 - shift) + left[base + 1] * shift + 128) >> 8;
         dst[c] = clip_pixel(val);
@@ -625,7 +625,7 @@
       y = r * 256 - x * dy;
       base = y >> 8;
       shift = y - base * 256;
-      if (base < bs - 1) {
+      if (base < 2 * bs - 1) {
         val =
             (left[base] * (256 - shift) + left[base + 1] * shift + 128) >> 8;
         dst[c] = clip_pixel_highbd(val, bd);