diff --git a/vp8/common/default_coef_probs.h b/vp8/common/default_coef_probs.h
index 717cef78bca99ad00b536b4a91f2ce1e2f79d089..848104b1252d21570a875c991b6765765b910368 100644
--- a/vp8/common/default_coef_probs.h
+++ b/vp8/common/default_coef_probs.h
@@ -679,7 +679,6 @@ default_coef_probs_8x8[BLOCK_TYPES_8X8]
       { 6, 117, 180, 254, 199, 216, 255, 251, 128, 128, 128}
     }
   },
-#if CONFIG_HYBRIDTRANSFORM8X8
   { /* block Type 3 */
     { /* Coeff Band 0 */
       { 192, 18, 155, 172, 145, 164, 192, 135, 246, 223, 255},
@@ -730,7 +729,6 @@ default_coef_probs_8x8[BLOCK_TYPES_8X8]
       { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}
     }
   }
-#endif
 };
 
 #if CONFIG_HYBRIDTRANSFORM8X8
diff --git a/vp8/decoder/decodframe.c b/vp8/decoder/decodframe.c
index b4d400641eebb671d25dcebd2ff8c257182caf71..34b43ce3b5379da47ce5027150af1724dd2d6967 100644
--- a/vp8/decoder/decodframe.c
+++ b/vp8/decoder/decodframe.c
@@ -407,7 +407,6 @@ static void decode_macroblock(VP8D_COMP *pbi, MACROBLOCKD *xd,
       int i8x8mode;
       BLOCKD *b;
 
-#if CONFIG_HYBRIDTRANSFORM8X8
       int idx = (ib & 0x02) ? (ib + 2) : ib;
 
       short *q  = xd->block[idx].qcoeff;
@@ -415,7 +414,6 @@ static void decode_macroblock(VP8D_COMP *pbi, MACROBLOCKD *xd,
       unsigned char *pre = xd->block[ib].predictor;
       unsigned char *dst = *(xd->block[ib].base_dst) + xd->block[ib].dst;
       int stride = xd->dst.y_stride;
-#endif
 
       b = &xd->block[ib];
       i8x8mode = b->bmi.as_mode.first;
@@ -427,19 +425,8 @@ static void decode_macroblock(VP8D_COMP *pbi, MACROBLOCKD *xd,
                                     q, dq, pre, dst, 16, stride);
       q += 64;
 #else
-      for (j = 0; j < 4; j++) {
-        b = &xd->block[ib + iblock[j]];
-        if (xd->eobs[ib + iblock[j]] > 1) {
-          DEQUANT_INVOKE(&pbi->dequant, idct_add)
-          (b->qcoeff, b->dequant,  b->predictor,
-           *(b->base_dst) + b->dst, 16, b->dst_stride);
-        } else {
-          IDCT_INVOKE(RTCD_VTABLE(idct), idct1_scalar_add)
-          (b->qcoeff[0] * b->dequant[0], b->predictor,
-           *(b->base_dst) + b->dst, 16, b->dst_stride);
-          ((int *)b->qcoeff)[0] = 0;
-        }
-      }
+      vp8_dequant_idct_add_8x8_c(q, dq, pre, dst, 16, stride);
+      q += 64;
 #endif
 
       b = &xd->block[16 + i];
@@ -484,16 +471,14 @@ static void decode_macroblock(VP8D_COMP *pbi, MACROBLOCKD *xd,
 #else
       if (xd->eobs[i] > 1)
       {
-          DEQUANT_INVOKE(&pbi->dequant, idct_add)
-              (b->qcoeff, b->dequant,  b->predictor,
-              *(b->base_dst) + b->dst, 16, b->dst_stride);
-      }
-      else
-      {
-          IDCT_INVOKE(RTCD_VTABLE(idct), idct1_scalar_add)
-              (b->qcoeff[0] * b->dequant[0], b->predictor,
-              *(b->base_dst) + b->dst, 16, b->dst_stride);
-          ((int *)b->qcoeff)[0] = 0;
+        DEQUANT_INVOKE(&pbi->dequant, idct_add)
+            (b->qcoeff, b->dequant,  b->predictor,
+             *(b->base_dst) + b->dst, 16, b->dst_stride);
+      } else {
+        IDCT_INVOKE(RTCD_VTABLE(idct), idct1_scalar_add)
+            (b->qcoeff[0] * b->dequant[0], b->predictor,
+             *(b->base_dst) + b->dst, 16, b->dst_stride);
+        ((int *)b->qcoeff)[0] = 0;
       }
 #endif
     }
@@ -613,23 +598,23 @@ static void decode_macroblock(VP8D_COMP *pbi, MACROBLOCKD *xd,
   }
 
 #if CONFIG_SUPERBLOCKS
-    if (!xd->mode_info_context->mbmi.encoded_as_sb) {
+  if (!xd->mode_info_context->mbmi.encoded_as_sb) {
 #endif
-      if ((tx_type == TX_8X8 &&
-           xd->mode_info_context->mbmi.mode != I8X8_PRED)
+    if ((tx_type == TX_8X8 &&
+         xd->mode_info_context->mbmi.mode != I8X8_PRED)
 #if CONFIG_TX16X16 || CONFIG_HYBRIDTRANSFORM16X16
-          || tx_type == TX_16X16
+        || tx_type == TX_16X16
 #endif
-      )
-    DEQUANT_INVOKE(&pbi->dequant, idct_add_uv_block_8x8) //
-    (xd->qcoeff + 16 * 16, xd->block[16].dequant,
-     xd->predictor + 16 * 16, xd->dst.u_buffer, xd->dst.v_buffer,
-     xd->dst.uv_stride, xd->eobs + 16, xd); //
-  else if (xd->mode_info_context->mbmi.mode != I8X8_PRED)
-    DEQUANT_INVOKE(&pbi->dequant, idct_add_uv_block)
-    (xd->qcoeff + 16 * 16, xd->block[16].dequant,
-     xd->predictor + 16 * 16, xd->dst.u_buffer, xd->dst.v_buffer,
-     xd->dst.uv_stride, xd->eobs + 16);
+       )
+      DEQUANT_INVOKE(&pbi->dequant, idct_add_uv_block_8x8) //
+          (xd->qcoeff + 16 * 16, xd->block[16].dequant,
+           xd->predictor + 16 * 16, xd->dst.u_buffer, xd->dst.v_buffer,
+           xd->dst.uv_stride, xd->eobs + 16, xd); //
+    else if (xd->mode_info_context->mbmi.mode != I8X8_PRED)
+      DEQUANT_INVOKE(&pbi->dequant, idct_add_uv_block)
+          (xd->qcoeff + 16 * 16, xd->block[16].dequant,
+           xd->predictor + 16 * 16, xd->dst.u_buffer, xd->dst.v_buffer,
+           xd->dst.uv_stride, xd->eobs + 16);
 #if CONFIG_SUPERBLOCKS
   }
 #endif
diff --git a/vp8/decoder/detokenize.c b/vp8/decoder/detokenize.c
index b1d5a525935ea69f530c3aa141e4692dba6fd373..cfb0768625a22497dc85f8f1e06bf6cac2b51cca 100644
--- a/vp8/decoder/detokenize.c
+++ b/vp8/decoder/detokenize.c
@@ -548,15 +548,10 @@ int vp8_decode_mb_tokens_8x8(VP8D_COMP *pbi, MACROBLOCKD *xd) {
   TX_TYPE tx_type = DCT_DCT;
 #endif
 
-#if CONFIG_HYBRIDTRANSFORM8X8
   int bufthred = (xd->mode_info_context->mbmi.mode == I8X8_PRED) ? 16 : 24;
   if (xd->mode_info_context->mbmi.mode != B_PRED &&
       xd->mode_info_context->mbmi.mode != SPLITMV &&
       xd->mode_info_context->mbmi.mode != I8X8_PRED) {
-#else
-  if (xd->mode_info_context->mbmi.mode != B_PRED &&
-      xd->mode_info_context->mbmi.mode != SPLITMV) {
-#endif
     ENTROPY_CONTEXT *const a = A + vp8_block2above_8x8[24];
     ENTROPY_CONTEXT *const l = L + vp8_block2left_8x8[24];
     const int *const scan = vp8_default_zig_zag1d;
@@ -585,11 +580,7 @@ int vp8_decode_mb_tokens_8x8(VP8D_COMP *pbi, MACROBLOCKD *xd) {
   else
     seg_eob = 64;
 
-#if CONFIG_HYBRIDTRANSFORM8X8
   for (i = 0; i < bufthred ; i += 4) {
-#else
-  for (i = 0; i < 24; i += 4) {
-#endif
     ENTROPY_CONTEXT *const a = A + vp8_block2above_8x8[i];
     ENTROPY_CONTEXT *const l = L + vp8_block2left_8x8[i];
     const int *const scan = vp8_default_zig_zag1d_8x8;
@@ -606,7 +597,6 @@ int vp8_decode_mb_tokens_8x8(VP8D_COMP *pbi, MACROBLOCKD *xd) {
     }
 #endif
 
-    //printf("8: %d\n", tx_type);
     c = vp8_decode_coefs(pbi, xd, a, l, type,
 #if CONFIG_HYBRIDTRANSFORM8X8 || CONFIG_HYBRIDTRANSFORM || CONFIG_HYBRIDTRANSFORM16X16
                          tx_type,
@@ -621,10 +611,11 @@ int vp8_decode_mb_tokens_8x8(VP8D_COMP *pbi, MACROBLOCKD *xd) {
     qcoeff_ptr += 64;
   }
 
-#if CONFIG_HYBRIDTRANSFORM8X8
-  if (xd->mode_info_context->mbmi.mode == I8X8_PRED) {
+  if (bufthred == 16) {
     type = PLANE_TYPE_UV;
+#if CONFIG_HYBRIDTRANSFORM8X8 || CONFIG_HYBRIDTRANSFORM || CONFIG_HYBRIDTRANSFORM16X16
     tx_type = DCT_DCT;
+#endif
     seg_eob = 16;
 
     // use 4x4 transform for U, V components in I8X8 prediction mode
@@ -645,7 +636,6 @@ int vp8_decode_mb_tokens_8x8(VP8D_COMP *pbi, MACROBLOCKD *xd) {
       qcoeff_ptr += 16;
     }
   }
-#endif
 
   return eobtotal;
 }
diff --git a/vp8/encoder/tokenize.c b/vp8/encoder/tokenize.c
index 91fafd0883e79c1a8c003c96225adff70b66d4f3..4f4bd501048b4deaa0e2577c6bb401b735a7e579 100644
--- a/vp8/encoder/tokenize.c
+++ b/vp8/encoder/tokenize.c
@@ -252,6 +252,7 @@ static void tokenize2nd_order_b_8x8
     t->context_tree = cpi->common.fc.coef_probs_8x8 [type] [band] [pt];
 
     t->skip_eob_node = pt == 0 && ((band > 0 && type > 0) || (band > 1 && type == 0));
+    assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
     if (!dry_run)
       ++cpi->coef_counts_8x8       [type] [band] [pt] [x];
@@ -302,6 +303,7 @@ static void tokenize2nd_order_b(MACROBLOCKD *xd,
     t->context_tree = cpi->common.fc.coef_probs [1] [band] [pt];
 
     t->skip_eob_node = ((pt == 0) && (band > 0));
+    assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
     if (!dry_run)
       ++cpi->coef_counts       [1] [band] [pt] [token];
@@ -316,6 +318,7 @@ static void tokenize2nd_order_b(MACROBLOCKD *xd,
     t->context_tree = cpi->common.fc.coef_probs [1] [band] [pt];
 
     t->skip_eob_node = ((pt == 0) && (band > 0));
+    assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
     if (!dry_run)
       ++cpi->coef_counts       [1] [band] [pt] [DCT_EOB_TOKEN];
@@ -346,7 +349,8 @@ static void tokenize1st_order_b_8x8
   TOKENEXTRA *t = *tp;        /* store tokens starting here */
   const short *qcoeff_ptr = b->qcoeff;
 #if CONFIG_HYBRIDTRANSFORM8X8
-  TX_TYPE tx_type = type == 3 ? get_tx_type(xd, b) : DCT_DCT;
+  TX_TYPE tx_type = xd->mode_info_context->mbmi.mode == I8X8_PRED ?
+      get_tx_type(xd, b) : DCT_DCT;
 #endif
 
   int seg_eob = 64;
@@ -377,6 +381,7 @@ static void tokenize1st_order_b_8x8
       t->context_tree = cpi->common.fc.coef_probs_8x8[type][band][pt];
 
     t->skip_eob_node = pt == 0 && ((band > 0 && type > 0) || (band > 1 && type == 0));
+    assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
     if (!dry_run) {
 #if CONFIG_HYBRIDTRANSFORM8X8
@@ -403,6 +408,11 @@ static void tokenize1st_order_b_8x8
       t->context_tree = cpi->common.fc.coef_probs_8x8 [type] [band] [pt];
 
     t->skip_eob_node = pt == 0 && ((band > 0 && type > 0) || (band > 1 && type == 0));
+    if (vp8_coef_encodings[t->Token].Len - t->skip_eob_node <= 0) {
+      printf("type %d, seg-eob %d, eob %d, pt %d, c %d band %d\n", type, seg_eob, b->eob, pt, c, band);
+      fflush(stdout);
+    }
+    assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
     if (!dry_run) {
 #if CONFIG_HYBRIDTRANSFORM8X8
@@ -458,7 +468,6 @@ static void tokenize1st_order_ht(   MACROBLOCKD *xd,
       b_mode = b->bmi.as_mode.first;
       tx_type = get_tx_type(xd, b);
     }
-    //if (!dry_run) printf("4: %d\n", tx_type);
 
     // assign scanning order for luma components coded in intra4x4 mode
     if( (xd->mode_info_context->mbmi.mode == B_PRED) &&
@@ -508,6 +517,7 @@ static void tokenize1st_order_ht(   MACROBLOCKD *xd,
 
       t->skip_eob_node = pt == 0 &&
           ((band > 0 && type > 0) || (band > 1 && type == 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
       if (!dry_run) {
         if (tx_type != DCT_DCT)
@@ -530,6 +540,7 @@ static void tokenize1st_order_ht(   MACROBLOCKD *xd,
 
       t->skip_eob_node = pt == 0 &&
           ((band > 0 && type > 0) || (band > 1 && type == 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
       if (!dry_run) {
         if (tx_type != DCT_DCT)
           ++cpi->hybrid_coef_counts[type] [band] [pt] [DCT_EOB_TOKEN];
@@ -570,6 +581,7 @@ static void tokenize1st_order_ht(   MACROBLOCKD *xd,
       t->context_tree = cpi->common.fc.coef_probs [2] [band] [pt];
 
       t->skip_eob_node = ((pt == 0) && (band > 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
       if (!dry_run)
         ++cpi->coef_counts       [2] [band] [pt] [token];
@@ -584,6 +596,7 @@ static void tokenize1st_order_ht(   MACROBLOCKD *xd,
       t->context_tree = cpi->common.fc.coef_probs [2] [band] [pt];
 
       t->skip_eob_node = ((pt == 0) && (band > 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
       if (!dry_run)
         ++cpi->coef_counts       [2] [band] [pt] [DCT_EOB_TOKEN];
       t++;
@@ -597,7 +610,6 @@ static void tokenize1st_order_ht(   MACROBLOCKD *xd,
 #endif
 
 
-#if CONFIG_HYBRIDTRANSFORM8X8
 static void tokenize1st_order_chroma
 (
   MACROBLOCKD *xd,
@@ -649,6 +661,7 @@ static void tokenize1st_order_chroma
       t->context_tree = cpi->common.fc.coef_probs [2] [band] [pt];
 
       t->skip_eob_node = ((pt == 0) && (band > 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
       if (!dry_run)
         ++cpi->coef_counts       [2] [band] [pt] [token];
@@ -663,6 +676,7 @@ static void tokenize1st_order_chroma
       t->context_tree = cpi->common.fc.coef_probs [2] [band] [pt];
 
       t->skip_eob_node = ((pt == 0) && (band > 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
       if (!dry_run)
         ++cpi->coef_counts       [2] [band] [pt] [DCT_EOB_TOKEN];
@@ -674,7 +688,6 @@ static void tokenize1st_order_chroma
     *a = *l = pt;
   }
 }
-#endif
 
 static void tokenize1st_order_b
 (
@@ -708,6 +721,8 @@ static void tokenize1st_order_b
 
     c = type ? 0 : 1;
 
+    assert(b->eob <= 16);
+
     for (; c < b->eob; c++) {
       rc = vp8_default_zig_zag1d[c];
       band = vp8_coef_bands[c];
@@ -721,6 +736,7 @@ static void tokenize1st_order_b
 
       t->skip_eob_node = pt == 0 &&
                          ((band > 0 && type > 0) || (band > 1 && type == 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
       if (!dry_run)
         ++cpi->coef_counts       [type] [band] [pt] [token];
 
@@ -735,6 +751,7 @@ static void tokenize1st_order_b
 
       t->skip_eob_node = pt == 0 &&
                          ((band > 0 && type > 0) || (band > 1 && type == 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
       if (!dry_run)
         ++cpi->coef_counts       [type] [band] [pt] [DCT_EOB_TOKEN];
 
@@ -753,6 +770,7 @@ static void tokenize1st_order_b
 
     VP8_COMBINEENTROPYCONTEXTS(pt, *a, *l);
 
+    assert(b->eob <= 16);
     for (c = 0; c < b->eob; c++) {
       rc = vp8_default_zig_zag1d[c];
       band = vp8_coef_bands[c];
@@ -765,6 +783,7 @@ static void tokenize1st_order_b
       t->context_tree = cpi->common.fc.coef_probs [2] [band] [pt];
 
       t->skip_eob_node = ((pt == 0) && (band > 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
       if (!dry_run)
         ++cpi->coef_counts       [2] [band] [pt] [token];
@@ -779,6 +798,7 @@ static void tokenize1st_order_b
       t->context_tree = cpi->common.fc.coef_probs [2] [band] [pt];
 
       t->skip_eob_node = ((pt == 0) && (band > 0));
+      assert(vp8_coef_encodings[t->Token].Len - t->skip_eob_node > 0);
 
       if (!dry_run)
         ++cpi->coef_counts       [2] [band] [pt] [DCT_EOB_TOKEN];
@@ -908,12 +928,10 @@ void vp8_tokenize_mb(VP8_COMP *cpi,
       break;
 #endif
     case TX_8X8:
-#if CONFIG_HYBRIDTRANSFORM8X8
       if (xd->mode_info_context->mbmi.mode == I8X8_PRED)
         xd->mode_info_context->mbmi.mb_skip_coeff = mb_is_skippable_8x8_4x4uv(xd, 0);
       else
-#endif
-      xd->mode_info_context->mbmi.mb_skip_coeff = mb_is_skippable_8x8(xd, has_y2_block);
+        xd->mode_info_context->mbmi.mb_skip_coeff = mb_is_skippable_8x8(xd, has_y2_block);
       break;
 
     default:
@@ -931,11 +949,9 @@ void vp8_tokenize_mb(VP8_COMP *cpi,
       else
 #endif
       if (tx_size == TX_8X8) {
-#if CONFIG_HYBRIDTRANSFORM8X8
         if (xd->mode_info_context->mbmi.mode == I8X8_PRED)
           vp8_stuff_mb_8x8_4x4uv(cpi, xd, t, dry_run);
         else
-#endif
           vp8_stuff_mb_8x8(cpi, xd, t, dry_run);
       } else
         vp8_stuff_mb(cpi, xd, t, dry_run);
@@ -992,11 +1008,9 @@ void vp8_tokenize_mb(VP8_COMP *cpi,
   if (tx_size == TX_8X8) {
     ENTROPY_CONTEXT *A = (ENTROPY_CONTEXT *)xd->above_context;
     ENTROPY_CONTEXT *L = (ENTROPY_CONTEXT *)xd->left_context;
-#if CONFIG_HYBRIDTRANSFORM8X8
     if (xd->mode_info_context->mbmi.mode == I8X8_PRED) {
       plane_type = PLANE_TYPE_Y_WITH_DC;
     }
-#endif
     for (b = 0; b < 16; b += 4) {
       tokenize1st_order_b_8x8(xd,
                               xd->block + b,
@@ -1007,12 +1021,9 @@ void vp8_tokenize_mb(VP8_COMP *cpi,
       *(A + vp8_block2above_8x8[b] + 1) = *(A + vp8_block2above_8x8[b]);
       *(L + vp8_block2left_8x8[b] + 1)  = *(L + vp8_block2left_8x8[b]);
     }
-#if CONFIG_HYBRIDTRANSFORM8X8
     if (xd->mode_info_context->mbmi.mode == I8X8_PRED) {
       tokenize1st_order_chroma(xd, t, PLANE_TYPE_UV, cpi, dry_run);
-    } else
-#endif
-    {
+    } else {
       for (b = 16; b < 24; b += 4) {
         tokenize1st_order_b_8x8(xd,
                                 xd->block + b, t, 2, xd->frame_type,
@@ -1343,7 +1354,8 @@ static __inline void stuff1st_order_b_8x8
   int pt; /* near block/prev token context index */
   TOKENEXTRA *t = *tp;        /* store tokens starting here */
 #if CONFIG_HYBRIDTRANSFORM8X8
-  TX_TYPE tx_type = type == 3 ? get_tx_type(xd, b) : DCT_DCT;
+  TX_TYPE tx_type = xd->mode_info_context->mbmi.mode == I8X8_PRED ?
+      get_tx_type(xd, b) : DCT_DCT;
 #endif
 
   VP8_COMBINEENTROPYCONTEXTS(pt, *a, *l);