shithub: libvpx

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ref: 38cc168822f7b29602bbdb66e4702e190d32f263
parent: 36c4e8b27a2ed3f1abfb4ed54b7cdf1d9b38f624
author: hui su <[email protected]>
date: Tue Sep 22 10:08:28 EDT 2015 

Adjust rd calculation in choose_tx_size_from_rd

Coding gain:
derflr 0.142%
hevclr 0.153%
hevcmr 0.124%

Change-Id: I63b56ae3a9002c3a266e10e2964135ed43b0ba53


--- a/vp10/encoder/rdopt.c
+++ b/vp10/encoder/rdopt.c
@@ -653,6 +653,7 @@
     } else if (s[n]) {
       if (is_inter_block(mbmi)) {
         rd[n][0] = rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1, sse[n]);
+        r[n][1] -= r_tx_size;
       } else {
         rd[n][0] = RDCOST(x->rdmult, x->rddiv, s1, sse[n]);
         rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1 + r_tx_size, sse[n]);
@@ -660,6 +661,11 @@
     } else {
       rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0] + s0, d[n]);
       rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1] + s0, d[n]);
+    }
+
+    if (is_inter_block(mbmi) && !xd->lossless && !s[n] && sse[n] != INT64_MAX) {
+      rd[n][0] = VPXMIN(rd[n][0], RDCOST(x->rdmult, x->rddiv, s1, sse[n]));
+      rd[n][1] = VPXMIN(rd[n][1], RDCOST(x->rdmult, x->rddiv, s1, sse[n]));
     }
 
     // Early termination in transform size search.
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@ -664,6 +664,7 @@
     } else if (s[n]) {
       if (is_inter_block(mbmi)) {
         rd[n][0] = rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1, sse[n]);
+        r[n][1] -= r_tx_size;
       } else {
         rd[n][0] = RDCOST(x->rdmult, x->rddiv, s1, sse[n]);
         rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1 + r_tx_size, sse[n]);
@@ -671,6 +672,11 @@
     } else {
       rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0] + s0, d[n]);
       rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1] + s0, d[n]);
+    }
+
+    if (is_inter_block(mbmi) && !xd->lossless && !s[n] && sse[n] != INT64_MAX) {
+      rd[n][0] = VPXMIN(rd[n][0], RDCOST(x->rdmult, x->rddiv, s1, sse[n]));
+      rd[n][1] = VPXMIN(rd[n][1], RDCOST(x->rdmult, x->rddiv, s1, sse[n]));
     }
 
     // Early termination in transform size search.