Merge "Refactor vp10_xform_quant" into nextgenv2
diff --git a/vp10/common/blockd.h b/vp10/common/blockd.h
index 8858d57..25420fd 100644
--- a/vp10/common/blockd.h
+++ b/vp10/common/blockd.h
@@ -171,7 +171,7 @@
   int stride;
 };
 
-struct macroblockd_plane {
+typedef struct macroblockd_plane {
   tran_low_t *dqcoeff;
   PLANE_TYPE plane_type;
   int subsampling_x;
@@ -190,7 +190,7 @@
 
   // encoder
   const int16_t *dequant;
-};
+} MACROBLOCKD_PLANE;
 
 #define BLOCK_OFFSET(x, i) ((x) + (i) * 16)
 
diff --git a/vp10/encoder/block.h b/vp10/encoder/block.h
index a66002a..2195aaf 100644
--- a/vp10/encoder/block.h
+++ b/vp10/encoder/block.h
@@ -27,7 +27,7 @@
   unsigned int var;
 } diff;
 
-struct macroblock_plane {
+typedef struct macroblock_plane {
   DECLARE_ALIGNED(16, int16_t, src_diff[64 * 64]);
   tran_low_t *qcoeff;
   tran_low_t *coeff;
@@ -43,7 +43,7 @@
   int16_t *round;
 
   int64_t quant_thred[2];
-};
+} MACROBLOCK_PLANE;
 
 /* The [2] dimension is for whether we skip the EOB node (i.e. if previous
  * coefficient in this block was zero) or not. */
diff --git a/vp10/encoder/encodemb.c b/vp10/encoder/encodemb.c
index c52dde1..4b53191 100644
--- a/vp10/encoder/encodemb.c
+++ b/vp10/encoder/encodemb.c
@@ -24,6 +24,7 @@
 
 #include "vp10/encoder/encodemb.h"
 #include "vp10/encoder/hybrid_fwd_txfm.h"
+#include "vp10/encoder/quantize.h"
 #include "vp10/encoder/rd.h"
 #include "vp10/encoder/tokenize.h"
 
@@ -307,9 +308,43 @@
   return final_eob;
 }
 
-void vp10_xform_quant_fp(MACROBLOCK *x, int plane, int block,
-                         int blk_row, int blk_col,
-                         BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
+#if CONFIG_VP9_HIGHBITDEPTH
+typedef enum QUANT_FUNC {
+  QUANT_FUNC_LOWBD = 0,
+  QUANT_FUNC_LOWBD_32 = 1,
+  QUANT_FUNC_HIGHBD = 2,
+  QUANT_FUNC_HIGHBD_32 = 3,
+  QUANT_FUNC_LAST = 4
+} QUANT_FUNC;
+
+static VP10_QUANT_FACADE quant_func_ls[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] =
+    {{vp10_quantize_fp_facade, vp10_quantize_fp_32x32_facade,
+      vp10_highbd_quantize_fp_facade, vp10_highbd_quantize_fp_32x32_facade},
+     {vp10_quantize_b_facade, vp10_quantize_b_32x32_facade,
+      vp10_highbd_quantize_b_facade, vp10_highbd_quantize_b_32x32_facade},
+     {vp10_quantize_dc_facade, vp10_quantize_dc_32x32_facade,
+      vp10_highbd_quantize_dc_facade, vp10_highbd_quantize_dc_32x32_facade}};
+
+#else
+typedef enum QUANT_FUNC {
+  QUANT_FUNC_LOWBD = 0,
+  QUANT_FUNC_LOWBD_32 = 1,
+  QUANT_FUNC_LAST = 2
+} QUANT_FUNC;
+
+static VP10_QUANT_FACADE quant_func_ls[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] =
+    {{vp10_quantize_fp_facade, vp10_quantize_fp_32x32_facade},
+     {vp10_quantize_b_facade, vp10_quantize_b_32x32_facade},
+     {vp10_quantize_dc_facade, vp10_quantize_dc_32x32_facade}};
+
+#endif
+
+static FWD_TXFM_OPT fwd_txfm_opt_ls[VP10_XFORM_QUANT_LAST] = {
+    FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_DC};
+
+void vp10_xform_quant(MACROBLOCK *x, int plane, int block, int blk_row,
+                      int blk_col, BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
+                      VP10_XFORM_QUANT xform_quant_idx) {
   MACROBLOCKD *const xd = &x->e_mbd;
   const struct macroblock_plane *const p = &x->plane[plane];
   const struct macroblockd_plane *const pd = &xd->plane[plane];
@@ -323,11 +358,13 @@
   uint16_t *const eob = &p->eobs[block];
   const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
   const int16_t *src_diff;
+  const int tx1d_size = get_tx1d_size(tx_size);
+  const int tx2d_size = tx1d_size * tx1d_size;
 
   FWD_TXFM_PARAM fwd_txfm_param;
   fwd_txfm_param.tx_type = get_tx_type(plane_type, xd, block, tx_size);
   fwd_txfm_param.tx_size = tx_size;
-  fwd_txfm_param.fwd_txfm_opt = FWD_TXFM_OPT_NORMAL;
+  fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_ls[xform_quant_idx];
   fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
   fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];
 
@@ -336,243 +373,30 @@
 #if CONFIG_VP9_HIGHBITDEPTH
   if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
     highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
-    switch (tx_size) {
-      case TX_32X32:
-        vp10_highbd_quantize_fp_32x32(coeff, 1024, x->skip_block, p->zbin,
-                                      p->round_fp, p->quant_fp, p->quant_shift,
-                                      qcoeff, dqcoeff, pd->dequant,
-                                      eob, scan_order->scan,
-                                      scan_order->iscan);
-        break;
-      case TX_16X16:
-        vp10_highbd_quantize_fp(coeff, 256, x->skip_block, p->zbin, p->round_fp,
-                                p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
-                                pd->dequant, eob,
-                                scan_order->scan, scan_order->iscan);
-        break;
-      case TX_8X8:
-        vp10_highbd_quantize_fp(coeff, 64, x->skip_block, p->zbin, p->round_fp,
-                                p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
-                                pd->dequant, eob,
-                                scan_order->scan, scan_order->iscan);
-        break;
-      case TX_4X4:
-        vp10_highbd_quantize_fp(coeff, 16, x->skip_block, p->zbin, p->round_fp,
-                                p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
-                                pd->dequant, eob,
-                                scan_order->scan, scan_order->iscan);
-        break;
-      default:
-        assert(0);
+    if (x->skip_block) {
+      vp10_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
+    } else {
+      if (tx_size == TX_32X32)
+        quant_func_ls[xform_quant_idx][QUANT_FUNC_HIGHBD_32](
+            coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
+      else
+        quant_func_ls[xform_quant_idx][QUANT_FUNC_HIGHBD](
+            coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
     }
     return;
   }
 #endif  // CONFIG_VP9_HIGHBITDEPTH
 
   fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
-  switch (tx_size) {
-    case TX_32X32:
-      vp10_quantize_fp_32x32(coeff, 1024, x->skip_block, p->zbin, p->round_fp,
-                             p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
-                             pd->dequant, eob, scan_order->scan,
-                             scan_order->iscan);
-      break;
-    case TX_16X16:
-      vp10_quantize_fp(coeff, 256, x->skip_block, p->zbin, p->round_fp,
-                       p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
-                       pd->dequant, eob,
-                       scan_order->scan, scan_order->iscan);
-      break;
-    case TX_8X8:
-      vp10_quantize_fp(coeff, 64, x->skip_block, p->zbin, p->round_fp,
-                       p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
-                       pd->dequant, eob,
-                       scan_order->scan, scan_order->iscan);
-      break;
-    case TX_4X4:
-      vp10_quantize_fp(coeff, 16, x->skip_block, p->zbin, p->round_fp,
-                       p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
-                       pd->dequant, eob,
-                       scan_order->scan, scan_order->iscan);
-      break;
-    default:
-      assert(0);
-      break;
-  }
-}
-
-void vp10_xform_quant_dc(MACROBLOCK *x, int plane, int block,
-                         int blk_row, int blk_col,
-                         BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
-  MACROBLOCKD *const xd = &x->e_mbd;
-  const struct macroblock_plane *const p = &x->plane[plane];
-  const struct macroblockd_plane *const pd = &xd->plane[plane];
-  PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
-  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
-  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
-  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
-  uint16_t *const eob = &p->eobs[block];
-  const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
-  const int16_t *src_diff;
-
-  FWD_TXFM_PARAM fwd_txfm_param;
-  fwd_txfm_param.tx_type = get_tx_type(plane_type, xd, block, tx_size);
-  fwd_txfm_param.tx_size = tx_size;
-  fwd_txfm_param.fwd_txfm_opt = FWD_TXFM_OPT_DC;
-  fwd_txfm_param.rd_transform = 0;
-  fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];
-
-  src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];
-
-#if CONFIG_VP9_HIGHBITDEPTH
-  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
-    highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
-    switch (tx_size) {
-      case TX_32X32:
-        vpx_highbd_quantize_dc_32x32(coeff, x->skip_block, p->round,
-                                     p->quant_fp[0], qcoeff, dqcoeff,
-                                     pd->dequant[0], eob);
-        break;
-      case TX_16X16:
-        vpx_highbd_quantize_dc(coeff, 256, x->skip_block, p->round,
-                               p->quant_fp[0], qcoeff, dqcoeff,
-                               pd->dequant[0], eob);
-        break;
-      case TX_8X8:
-        vpx_highbd_quantize_dc(coeff, 64, x->skip_block, p->round,
-                               p->quant_fp[0], qcoeff, dqcoeff,
-                               pd->dequant[0], eob);
-        break;
-      case TX_4X4:
-        vpx_highbd_quantize_dc(coeff, 16, x->skip_block, p->round,
-                               p->quant_fp[0], qcoeff, dqcoeff,
-                               pd->dequant[0], eob);
-        break;
-      default:
-        assert(0);
-    }
-    return;
-  }
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-  fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
-  switch (tx_size) {
-    case TX_32X32:
-      vpx_quantize_dc_32x32(coeff, x->skip_block, p->round,
-                            p->quant_fp[0], qcoeff, dqcoeff,
-                            pd->dequant[0], eob);
-      break;
-    case TX_16X16:
-      vpx_quantize_dc(coeff, 256, x->skip_block, p->round,
-                     p->quant_fp[0], qcoeff, dqcoeff,
-                     pd->dequant[0], eob);
-      break;
-    case TX_8X8:
-      vpx_quantize_dc(coeff, 64, x->skip_block, p->round,
-                      p->quant_fp[0], qcoeff, dqcoeff,
-                      pd->dequant[0], eob);
-      break;
-    case TX_4X4:
-      vpx_quantize_dc(coeff, 16, x->skip_block, p->round,
-                      p->quant_fp[0], qcoeff, dqcoeff,
-                      pd->dequant[0], eob);
-      break;
-    default:
-      assert(0);
-      break;
-  }
-}
-
-void vp10_xform_quant(MACROBLOCK *x, int plane, int block,
-                      int blk_row, int blk_col,
-                      BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
-  MACROBLOCKD *const xd = &x->e_mbd;
-  const struct macroblock_plane *const p = &x->plane[plane];
-  const struct macroblockd_plane *const pd = &xd->plane[plane];
-  PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
-  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
-  const scan_order *const scan_order =
-      get_scan(tx_size, tx_type, is_inter_block(&xd->mi[0]->mbmi));
-  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
-  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
-  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
-  uint16_t *const eob = &p->eobs[block];
-  const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
-  const int16_t *src_diff;
-
-  FWD_TXFM_PARAM fwd_txfm_param;
-  fwd_txfm_param.tx_type = get_tx_type(plane_type, xd, block, tx_size);
-  fwd_txfm_param.tx_size = tx_size;
-  fwd_txfm_param.fwd_txfm_opt = FWD_TXFM_OPT_NORMAL;
-  fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
-  fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];
-
-  src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];
-
-#if CONFIG_VP9_HIGHBITDEPTH
-  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
-    highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
-    switch (tx_size) {
-      case TX_32X32:
-        vpx_highbd_quantize_b_32x32(coeff, 1024, x->skip_block, p->zbin,
-                                    p->round, p->quant, p->quant_shift, qcoeff,
-                                    dqcoeff, pd->dequant, eob,
-                                    scan_order->scan, scan_order->iscan);
-        break;
-      case TX_16X16:
-        vpx_highbd_quantize_b(coeff, 256, x->skip_block, p->zbin, p->round,
-                              p->quant, p->quant_shift, qcoeff, dqcoeff,
-                              pd->dequant, eob,
-                              scan_order->scan, scan_order->iscan);
-        break;
-      case TX_8X8:
-        vpx_highbd_quantize_b(coeff, 64, x->skip_block, p->zbin, p->round,
-                              p->quant, p->quant_shift, qcoeff, dqcoeff,
-                              pd->dequant, eob,
-                              scan_order->scan, scan_order->iscan);
-        break;
-      case TX_4X4:
-        vpx_highbd_quantize_b(coeff, 16, x->skip_block, p->zbin, p->round,
-                              p->quant, p->quant_shift, qcoeff, dqcoeff,
-                              pd->dequant, eob,
-                              scan_order->scan, scan_order->iscan);
-        break;
-      default:
-        assert(0);
-    }
-    return;
-  }
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-  fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
-  switch (tx_size) {
-    case TX_32X32:
-      vpx_quantize_b_32x32(coeff, 1024, x->skip_block, p->zbin, p->round,
-                           p->quant, p->quant_shift, qcoeff, dqcoeff,
-                           pd->dequant, eob, scan_order->scan,
-                           scan_order->iscan);
-      break;
-    case TX_16X16:
-      vpx_quantize_b(coeff, 256, x->skip_block, p->zbin, p->round,
-                     p->quant, p->quant_shift, qcoeff, dqcoeff,
-                     pd->dequant, eob,
-                     scan_order->scan, scan_order->iscan);
-      break;
-    case TX_8X8:
-      vpx_quantize_b(coeff, 64, x->skip_block, p->zbin, p->round,
-                     p->quant, p->quant_shift, qcoeff, dqcoeff,
-                     pd->dequant, eob,
-                     scan_order->scan, scan_order->iscan);
-      break;
-    case TX_4X4:
-      vpx_quantize_b(coeff, 16, x->skip_block, p->zbin, p->round,
-                     p->quant, p->quant_shift, qcoeff, dqcoeff,
-                     pd->dequant, eob,
-                     scan_order->scan, scan_order->iscan);
-      break;
-    default:
-      assert(0);
-      break;
+  if (x->skip_block) {
+    vp10_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
+  } else {
+    if (tx_size == TX_32X32)
+      quant_func_ls[xform_quant_idx][QUANT_FUNC_LOWBD_32](
+          coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
+    else
+      quant_func_ls[xform_quant_idx][QUANT_FUNC_LOWBD](
+          coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
   }
 }
 
@@ -621,20 +445,20 @@
         *a = *l = 0;
         return;
       } else {
-        vp10_xform_quant_fp(x, plane, block, blk_row, blk_col,
-                            plane_bsize, tx_size);
+        vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
+                         tx_size, VP10_XFORM_QUANT_FP);
       }
     } else {
       if (max_txsize_lookup[plane_bsize] == tx_size) {
         int txfm_blk_index = (plane << 2) + (block >> (tx_size << 1));
         if (x->skip_txfm[txfm_blk_index] == SKIP_TXFM_NONE) {
           // full forward transform and quantization
-          vp10_xform_quant(x, plane, block, blk_row, blk_col,
-                           plane_bsize, tx_size);
+          vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
+                           tx_size, VP10_XFORM_QUANT_B);
         } else if (x->skip_txfm[txfm_blk_index] == SKIP_TXFM_AC_ONLY) {
           // fast path forward transform and quantization
-          vp10_xform_quant_dc(x, plane, block, blk_row, blk_col,
-                              plane_bsize, tx_size);
+          vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
+                           tx_size, VP10_XFORM_QUANT_DC);
         } else {
           // skip forward transform
           p->eobs[block] = 0;
@@ -644,8 +468,8 @@
 #endif
         }
       } else {
-        vp10_xform_quant(x, plane, block, blk_row, blk_col,
-                         plane_bsize, tx_size);
+        vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
+                         tx_size, VP10_XFORM_QUANT_B);
       }
     }
   }
@@ -778,7 +602,8 @@
   uint8_t *dst;
   dst = &pd->dst.buf[4 * blk_row * pd->dst.stride + 4 * blk_col];
 
-  vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize, tx_size);
+  vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
+                   tx_size, VP10_XFORM_QUANT_B);
 
   if (p->eobs[block] > 0) {
 #if CONFIG_VP9_HIGHBITDEPTH
diff --git a/vp10/encoder/encodemb.h b/vp10/encoder/encodemb.h
index 3e5bce3..05ecc25 100644
--- a/vp10/encoder/encodemb.h
+++ b/vp10/encoder/encodemb.h
@@ -23,17 +23,20 @@
   struct optimize_ctx *ctx;
   int8_t *skip;
 };
+
+typedef enum VP10_XFORM_QUANT {
+  VP10_XFORM_QUANT_FP = 0,
+  VP10_XFORM_QUANT_B = 1,
+  VP10_XFORM_QUANT_DC = 2,
+  VP10_XFORM_QUANT_LAST = 3
+} VP10_XFORM_QUANT;
+
 void vp10_encode_sb(MACROBLOCK *x, BLOCK_SIZE bsize);
 void vp10_encode_sby_pass1(MACROBLOCK *x, BLOCK_SIZE bsize);
-void vp10_xform_quant_fp(MACROBLOCK *x, int plane, int block,
-                         int blk_row, int blk_col,
-                         BLOCK_SIZE plane_bsize, TX_SIZE tx_size);
-void vp10_xform_quant_dc(MACROBLOCK *x, int plane, int block,
-                         int blk_row, int blk_col,
-                         BLOCK_SIZE plane_bsize, TX_SIZE tx_size);
 void vp10_xform_quant(MACROBLOCK *x, int plane, int block,
                       int blk_row, int blk_col,
-                      BLOCK_SIZE plane_bsize, TX_SIZE tx_size);
+                      BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
+                      VP10_XFORM_QUANT xform_quant_idx);
 
 void vp10_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane);
 
diff --git a/vp10/encoder/quantize.c b/vp10/encoder/quantize.c
index 86b324f..739a06d 100644
--- a/vp10/encoder/quantize.c
+++ b/vp10/encoder/quantize.c
@@ -10,16 +10,194 @@
 
 #include <math.h>
 #include "./vpx_dsp_rtcd.h"
+#include "vpx_dsp/quantize.h"
 #include "vpx_mem/vpx_mem.h"
 #include "vpx_ports/mem.h"
 
 #include "vp10/common/quant_common.h"
+#include "vp10/common/scan.h"
 #include "vp10/common/seg_common.h"
 
 #include "vp10/encoder/encoder.h"
 #include "vp10/encoder/quantize.h"
 #include "vp10/encoder/rd.h"
 
+void vp10_quantize_skip(intptr_t n_coeffs, tran_low_t *qcoeff_ptr,
+                        tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr) {
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  *eob_ptr = 0;
+}
+
+void vp10_quantize_fp_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                             const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
+                             const MACROBLOCKD_PLANE *pd,
+                             tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                             const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vp10_quantize_fp(coeff_ptr, n_coeffs, skip_block, p->zbin, p->round_fp,
+                   p->quant_fp, p->quant_shift, qcoeff_ptr, dqcoeff_ptr,
+                   pd->dequant, eob_ptr, sc->scan, sc->iscan);
+}
+
+void vp10_quantize_b_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                            const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
+                            const MACROBLOCKD_PLANE *pd,
+                            tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                            const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vpx_quantize_b(coeff_ptr, n_coeffs, skip_block, p->zbin, p->round, p->quant,
+                 p->quant_shift, qcoeff_ptr, dqcoeff_ptr, pd->dequant, eob_ptr,
+                 sc->scan, sc->iscan);
+}
+
+void vp10_quantize_dc_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                             const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
+                             const MACROBLOCKD_PLANE *pd,
+                             tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                             const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  (void)sc;
+
+  vpx_quantize_dc(coeff_ptr, n_coeffs, skip_block, p->round, p->quant_fp[0],
+                  qcoeff_ptr, dqcoeff_ptr, pd->dequant[0], eob_ptr);
+}
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_quantize_fp_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vp10_highbd_quantize_fp(coeff_ptr, n_coeffs, skip_block, p->zbin, p->round_fp,
+                          p->quant_fp, p->quant_shift, qcoeff_ptr, dqcoeff_ptr,
+                          pd->dequant, eob_ptr, sc->scan, sc->iscan);
+}
+
+void vp10_highbd_quantize_b_facade(const tran_low_t *coeff_ptr,
+                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                   tran_low_t *qcoeff_ptr,
+                                   const MACROBLOCKD_PLANE *pd,
+                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                   const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vpx_highbd_quantize_b(coeff_ptr, n_coeffs, skip_block, p->zbin, p->round,
+                        p->quant, p->quant_shift, qcoeff_ptr, dqcoeff_ptr,
+                        pd->dequant, eob_ptr, sc->scan, sc->iscan);
+}
+
+void vp10_highbd_quantize_dc_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  (void)sc;
+
+  vpx_highbd_quantize_dc(coeff_ptr, n_coeffs, skip_block, p->round,
+                         p->quant_fp[0], qcoeff_ptr, dqcoeff_ptr,
+                         pd->dequant[0], eob_ptr);
+}
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+void vp10_quantize_fp_32x32_facade(const tran_low_t *coeff_ptr,
+                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                   tran_low_t *qcoeff_ptr,
+                                   const MACROBLOCKD_PLANE *pd,
+                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                   const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vp10_quantize_fp_32x32(coeff_ptr, n_coeffs, skip_block, p->zbin, p->round_fp,
+                         p->quant_fp, p->quant_shift, qcoeff_ptr, dqcoeff_ptr,
+                         pd->dequant, eob_ptr, sc->scan, sc->iscan);
+}
+
+void vp10_quantize_b_32x32_facade(const tran_low_t *coeff_ptr,
+                                  intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                  tran_low_t *qcoeff_ptr,
+                                  const MACROBLOCKD_PLANE *pd,
+                                  tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                  const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vpx_quantize_b_32x32(coeff_ptr, n_coeffs, skip_block, p->zbin, p->round,
+                       p->quant, p->quant_shift, qcoeff_ptr, dqcoeff_ptr,
+                       pd->dequant, eob_ptr, sc->scan, sc->iscan);
+}
+
+void vp10_quantize_dc_32x32_facade(const tran_low_t *coeff_ptr,
+                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                   tran_low_t *qcoeff_ptr,
+                                   const MACROBLOCKD_PLANE *pd,
+                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                   const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  (void)sc;
+  (void)n_coeffs;
+
+  vpx_quantize_dc_32x32(coeff_ptr, skip_block, p->round, p->quant_fp[0],
+                        qcoeff_ptr, dqcoeff_ptr, pd->dequant[0], eob_ptr);
+}
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_quantize_fp_32x32_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vp10_highbd_quantize_fp_32x32(coeff_ptr, n_coeffs, skip_block, p->zbin,
+                                p->round_fp, p->quant_fp, p->quant_shift,
+                                qcoeff_ptr, dqcoeff_ptr, pd->dequant, eob_ptr,
+                                sc->scan, sc->iscan);
+}
+
+void vp10_highbd_quantize_b_32x32_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vpx_highbd_quantize_b_32x32(coeff_ptr, n_coeffs, skip_block, p->zbin,
+                              p->round, p->quant, p->quant_shift, qcoeff_ptr,
+                              dqcoeff_ptr, pd->dequant, eob_ptr, sc->scan,
+                              sc->iscan);
+}
+
+void vp10_highbd_quantize_dc_32x32_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  (void)sc;
+  (void)n_coeffs;
+
+  vpx_highbd_quantize_dc_32x32(coeff_ptr, skip_block, p->round, p->quant_fp[0],
+                               qcoeff_ptr, dqcoeff_ptr, pd->dequant[0],
+                               eob_ptr);
+}
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
 void vp10_quantize_fp_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                        int skip_block,
                        const int16_t *zbin_ptr, const int16_t *round_ptr,
diff --git a/vp10/encoder/quantize.h b/vp10/encoder/quantize.h
index b44088e..9c0ab3f 100644
--- a/vp10/encoder/quantize.h
+++ b/vp10/encoder/quantize.h
@@ -12,12 +12,20 @@
 #define VP10_ENCODER_QUANTIZE_H_
 
 #include "./vpx_config.h"
+#include "vp10/common/scan.h"
 #include "vp10/encoder/block.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+typedef void (*VP10_QUANT_FACADE)(const tran_low_t *coeff_ptr,
+                                  intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                  tran_low_t *qcoeff_ptr,
+                                  const MACROBLOCKD_PLANE *pd,
+                                  tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                  const scan_order *sc);
+
 typedef struct {
   DECLARE_ALIGNED(16, int16_t, y_quant[QINDEX_RANGE][8]);
   DECLARE_ALIGNED(16, int16_t, y_quant_shift[QINDEX_RANGE][8]);
@@ -38,7 +46,7 @@
 } QUANTS;
 
 void vp10_regular_quantize_b_4x4(MACROBLOCK *x, int plane, int block,
-                                const int16_t *scan, const int16_t *iscan);
+                                 const int16_t *scan, const int16_t *iscan);
 
 struct VP10_COMP;
 struct VP10Common;
@@ -55,6 +63,81 @@
 
 int vp10_qindex_to_quantizer(int qindex);
 
+void vp10_quantize_skip(intptr_t n_coeffs, tran_low_t *qcoeff_ptr,
+                        tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr);
+
+void vp10_quantize_fp_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                             const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
+                             const MACROBLOCKD_PLANE *pd,
+                             tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                             const scan_order *sc);
+
+void vp10_quantize_b_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                            const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
+                            const MACROBLOCKD_PLANE *pd,
+                            tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                            const scan_order *sc);
+
+void vp10_quantize_dc_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                             const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
+                             const MACROBLOCKD_PLANE *pd,
+                             tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                             const scan_order *sc);
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_quantize_fp_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc);
+
+void vp10_highbd_quantize_b_facade(const tran_low_t *coeff_ptr,
+                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                   tran_low_t *qcoeff_ptr,
+                                   const MACROBLOCKD_PLANE *pd,
+                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                   const scan_order *sc);
+
+void vp10_highbd_quantize_dc_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc);
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+void vp10_quantize_fp_32x32_facade(const tran_low_t *coeff_ptr,
+                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                   tran_low_t *qcoeff_ptr,
+                                   const MACROBLOCKD_PLANE *pd,
+                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                   const scan_order *sc);
+
+void vp10_quantize_b_32x32_facade(const tran_low_t *coeff_ptr,
+                                  intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                  tran_low_t *qcoeff_ptr,
+                                  const MACROBLOCKD_PLANE *pd,
+                                  tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                  const scan_order *sc);
+
+void vp10_quantize_dc_32x32_facade(const tran_low_t *coeff_ptr,
+                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+                                   tran_low_t *qcoeff_ptr,
+                                   const MACROBLOCKD_PLANE *pd,
+                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                   const scan_order *sc);
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_quantize_fp_32x32_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc);
+
+void vp10_highbd_quantize_b_32x32_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc);
+
+void vp10_highbd_quantize_dc_32x32_facade(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
+    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const scan_order *sc);
+#endif  // CONFIG_VP9_HIGHBITDEPTH
 #ifdef __cplusplus
 }  // extern "C"
 #endif
diff --git a/vp10/encoder/rdopt.c b/vp10/encoder/rdopt.c
index e4bc018..22a0f92 100644
--- a/vp10/encoder/rdopt.c
+++ b/vp10/encoder/rdopt.c
@@ -621,15 +621,15 @@
         SKIP_TXFM_NONE) {
       // full forward transform and quantization
       vp10_xform_quant(x, plane, block, blk_row, blk_col,
-                       plane_bsize, tx_size);
+                       plane_bsize, tx_size, VP10_XFORM_QUANT_B);
       dist_block(x, plane, block, tx_size, &dist, &sse);
     } else if (x->skip_txfm[(plane << 2) + (block >> (tx_size << 1))] ==
                SKIP_TXFM_AC_ONLY) {
       // compute DC coefficient
       tran_low_t *const coeff   = BLOCK_OFFSET(x->plane[plane].coeff, block);
       tran_low_t *const dqcoeff = BLOCK_OFFSET(xd->plane[plane].dqcoeff, block);
-      vp10_xform_quant_dc(x, plane, block, blk_row, blk_col,
-                          plane_bsize, tx_size);
+      vp10_xform_quant(x, plane, block, blk_row, blk_col,
+                          plane_bsize, tx_size, VP10_XFORM_QUANT_DC);
       sse  = x->bsse[(plane << 2) + (block >> (tx_size << 1))] << 4;
       dist = sse;
       if (x->plane[plane].eobs[block]) {
@@ -653,7 +653,8 @@
     }
   } else {
     // full forward transform and quantization
-    vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize, tx_size);
+    vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
+                     VP10_XFORM_QUANT_B);
     dist_block(x, plane, block, tx_size, &dist, &sse);
   }
 
@@ -2093,7 +2094,8 @@
   if (xd->mb_to_right_edge < 0)
     max_blocks_wide += xd->mb_to_right_edge >> (5 + pd->subsampling_x);
 
-  vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize, tx_size);
+  vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
+                   VP10_XFORM_QUANT_B);
 
 #if CONFIG_VP9_HIGHBITDEPTH
   if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {