As you go mbmi->skip_coeff Calculate the skip_coeff as part of the encode process, rather than checking the eobs after the fact with another pass. Change-Id: Ib41b139e96a97dee30e4b993b4cc53d86337128d

diff --git a/vp9/encoder/vp9_encodeframe.c b/vp9/encoder/vp9_encodeframe.c
index 4c66c20..b0fae65 100644
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c

@@ -2543,6 +2543,7 @@
   }
 
   if (!is_inter_block(mbmi)) {
+    mbmi->skip_coeff = 1;
     vp9_encode_intra_block_y(x, MAX(bsize, BLOCK_8X8));
     vp9_encode_intra_block_uv(x, MAX(bsize, BLOCK_8X8));
     if (output_enabled)
@@ -2561,6 +2562,7 @@
   if (!is_inter_block(mbmi)) {
     vp9_tokenize_sb(cpi, t, !output_enabled, MAX(bsize, BLOCK_8X8));
   } else if (!x->skip) {
+    mbmi->skip_coeff = 1;
     vp9_encode_sb(x, MAX(bsize, BLOCK_8X8));
     vp9_tokenize_sb(cpi, t, !output_enabled, MAX(bsize, BLOCK_8X8));
   } else {

diff --git a/vp9/encoder/vp9_encodemb.c b/vp9/encoder/vp9_encodemb.c
index 21bc588..4bef675 100644
--- a/vp9/encoder/vp9_encodemb.c
+++ b/vp9/encoder/vp9_encodemb.c

@@ -451,6 +451,9 @@
     ctx->tl[plane][j] = p->eobs[block] > 0;
   }
 
+  if (p->eobs[block])
+    *(args->skip_coeff) = 0;
+
   if (x->skip_encode || p->eobs[block] == 0)
     return;
 
@@ -474,7 +477,6 @@
       assert(0 && "Invalid transform size");
   }
 }
-
 static void encode_block_pass1(int plane, int block, BLOCK_SIZE plane_bsize,
                                TX_SIZE tx_size, void *arg) {
   struct encode_b_args *const args = arg;
@@ -499,7 +501,8 @@
 void vp9_encode_sby(MACROBLOCK *x, BLOCK_SIZE bsize) {
   MACROBLOCKD *const xd = &x->e_mbd;
   struct optimize_ctx ctx;
-  struct encode_b_args arg = {x, &ctx};
+  MB_MODE_INFO *mbmi = &xd->mi_8x8[0]->mbmi;
+  struct encode_b_args arg = {x, &ctx, &mbmi->skip_coeff};
 
   vp9_subtract_sby(x, bsize);
   if (x->optimize)
@@ -511,7 +514,8 @@
 void vp9_encode_sb(MACROBLOCK *x, BLOCK_SIZE bsize) {
   MACROBLOCKD *const xd = &x->e_mbd;
   struct optimize_ctx ctx;
-  struct encode_b_args arg = {x, &ctx};
+  MB_MODE_INFO *mbmi = &xd->mi_8x8[0]->mbmi;
+  struct encode_b_args arg = {x, &ctx, &mbmi->skip_coeff};
 
   if (!x->skip_recode)
     vp9_subtract_sb(x, bsize);
@@ -655,12 +659,15 @@
     default:
       assert(0);
   }
+  if (*eob)
+    *(args->skip_coeff) = 0;
 }
 
 void vp9_encode_intra_block_y(MACROBLOCK *x, BLOCK_SIZE bsize) {
   MACROBLOCKD* const xd = &x->e_mbd;
   struct optimize_ctx ctx;
-  struct encode_b_args arg = {x, &ctx};
+  MB_MODE_INFO *mbmi = &xd->mi_8x8[0]->mbmi;
+  struct encode_b_args arg = {x, &ctx, &mbmi->skip_coeff};
 
   foreach_transformed_block_in_plane(xd, bsize, 0, vp9_encode_block_intra,
                                      &arg);
@@ -668,7 +675,8 @@
 void vp9_encode_intra_block_uv(MACROBLOCK *x, BLOCK_SIZE bsize) {
   MACROBLOCKD* const xd = &x->e_mbd;
   struct optimize_ctx ctx;
-  struct encode_b_args arg = {x, &ctx};
+  MB_MODE_INFO *mbmi = &xd->mi_8x8[0]->mbmi;
+  struct encode_b_args arg = {x, &ctx, &mbmi->skip_coeff};
   foreach_transformed_block_uv(xd, bsize, vp9_encode_block_intra, &arg);
 }
 

diff --git a/vp9/encoder/vp9_encodemb.h b/vp9/encoder/vp9_encodemb.h
index cb872a7..207d573 100644
--- a/vp9/encoder/vp9_encodemb.h
+++ b/vp9/encoder/vp9_encodemb.h

@@ -24,6 +24,7 @@
 struct encode_b_args {
   MACROBLOCK *x;
   struct optimize_ctx *ctx;
+  unsigned char *skip_coeff;
 };
 
 void vp9_encode_sb(MACROBLOCK *x, BLOCK_SIZE bsize);

diff --git a/vp9/encoder/vp9_rdopt.c b/vp9/encoder/vp9_rdopt.c
index b46e808..6671d15 100644
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c

@@ -640,7 +640,9 @@
   struct rdcost_block_args *args = arg;
   MACROBLOCK *const x = args->x;
   MACROBLOCKD *const xd = &x->e_mbd;
-  struct encode_b_args encode_args = {x, NULL};
+  MB_MODE_INFO *mbmi = &xd->mi_8x8[0]->mbmi;
+  struct encode_b_args encode_args = {x, NULL, &mbmi->skip_coeff};
+
   int64_t rd1, rd2, rd;
 
   if (args->skip)

diff --git a/vp9/encoder/vp9_tokenize.c b/vp9/encoder/vp9_tokenize.c
index 4ccead8..b04e3fe 100644
--- a/vp9/encoder/vp9_tokenize.c
+++ b/vp9/encoder/vp9_tokenize.c

@@ -299,8 +299,6 @@
   const int skip_inc = !vp9_segfeature_active(&cm->seg, mbmi->segment_id,
                                               SEG_LVL_SKIP);
   struct tokenize_b_args arg = {cpi, xd, t, mbmi->tx_size, cpi->mb.token_cache};
-
-  mbmi->skip_coeff = sb_is_skippable(&cpi->mb, bsize);
   if (mbmi->skip_coeff) {
     if (!dry_run)
       cm->counts.mbskip[ctx][1] += skip_inc;