diff --git a/av1/encoder/quantize.c b/av1/encoder/quantize.c
new file mode 100644
index 0000000..ed8a04b
--- /dev/null
+++ b/av1/encoder/quantize.c
@@ -0,0 +1,1260 @@
+/*
+ *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <math.h>
+#include "./vpx_dsp_rtcd.h"
+#include "aom_dsp/quantize.h"
+#include "aom_mem/vpx_mem.h"
+#include "aom_ports/mem.h"
+
+#include "av1/common/quant_common.h"
+#include "av1/common/scan.h"
+#include "av1/common/seg_common.h"
+
+#include "av1/encoder/encoder.h"
+#include "av1/encoder/quantize.h"
+#include "av1/encoder/rd.h"
+
+#if CONFIG_NEW_QUANT
+static INLINE int quantize_coeff_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t quant_shift,
+    const int16_t dequant, const tran_low_t *cuml_bins_ptr,
+    const tran_low_t *dequant_val, tran_low_t *qcoeff_ptr,
+    tran_low_t *dqcoeff_ptr) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int tmp = clamp(abs_coeff, INT16_MIN, INT16_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < cuml_bins_ptr[i]) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    tmp -= cuml_bins_ptr[NUQ_KNOTS - 1];
+    q = NUQ_KNOTS + (((((tmp * quant) >> 16) + tmp) * quant_shift) >> 16);
+  }
+  if (q) {
+    *dqcoeff_ptr = vp10_dequant_abscoeff_nuq(q, dequant, dequant_val);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+static INLINE int quantize_coeff_bigtx_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t quant_shift,
+    const int16_t dequant, const tran_low_t *cuml_bins_ptr,
+    const tran_low_t *dequant_val, tran_low_t *qcoeff_ptr,
+    tran_low_t *dqcoeff_ptr, int logsizeby32) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int tmp = clamp(abs_coeff, INT16_MIN, INT16_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < ROUND_POWER_OF_TWO(cuml_bins_ptr[i], 1 + logsizeby32)) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    tmp -= ROUND_POWER_OF_TWO(cuml_bins_ptr[NUQ_KNOTS - 1], 1 + logsizeby32);
+    q = NUQ_KNOTS +
+        (((((tmp * quant) >> 16) + tmp) * quant_shift) >> (15 - logsizeby32));
+  }
+  if (q) {
+    *dqcoeff_ptr = ROUND_POWER_OF_TWO(
+        vp10_dequant_abscoeff_nuq(q, dequant, dequant_val), 1 + logsizeby32);
+    // *dqcoeff_ptr = vp10_dequant_abscoeff_nuq(q, dequant, dequant_val) >>
+    // (1 + logsizeby32);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+static INLINE int quantize_coeff_fp_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t dequant,
+    const tran_low_t *cuml_bins_ptr, const tran_low_t *dequant_val,
+    tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int tmp = clamp(abs_coeff, INT16_MIN, INT16_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < cuml_bins_ptr[i]) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    q = NUQ_KNOTS +
+        ((((int64_t)tmp - cuml_bins_ptr[NUQ_KNOTS - 1]) * quant) >> 16);
+  }
+  if (q) {
+    *dqcoeff_ptr = vp10_dequant_abscoeff_nuq(q, dequant, dequant_val);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+static INLINE int quantize_coeff_bigtx_fp_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t dequant,
+    const tran_low_t *cuml_bins_ptr, const tran_low_t *dequant_val,
+    tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, int logsizeby32) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int tmp = clamp(abs_coeff, INT16_MIN, INT16_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < ROUND_POWER_OF_TWO(cuml_bins_ptr[i], 1 + logsizeby32)) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    q = NUQ_KNOTS +
+        ((((int64_t)tmp -
+           ROUND_POWER_OF_TWO(cuml_bins_ptr[NUQ_KNOTS - 1], 1 + logsizeby32)) *
+          quant) >>
+         (15 - logsizeby32));
+  }
+  if (q) {
+    *dqcoeff_ptr = ROUND_POWER_OF_TWO(
+        vp10_dequant_abscoeff_nuq(q, dequant, dequant_val), 1 + logsizeby32);
+    // *dqcoeff_ptr = vp10_dequant_abscoeff_nuq(q, dequant, dequant_val) >>
+    // (1 + logsizeby32);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+void quantize_dc_nuq(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                     int skip_block, const int16_t quant,
+                     const int16_t quant_shift, const int16_t dequant,
+                     const tran_low_t *cuml_bins_ptr,
+                     const tran_low_t *dequant_val, tran_low_t *qcoeff_ptr,
+                     tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (quantize_coeff_nuq(coeff_ptr[rc], quant, quant_shift, dequant,
+                           cuml_bins_ptr, dequant_val, qcoeff_ptr, dqcoeff_ptr))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+
+void quantize_dc_fp_nuq(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                        int skip_block, const int16_t quant,
+                        const int16_t dequant, const tran_low_t *cuml_bins_ptr,
+                        const tran_low_t *dequant_val, tran_low_t *qcoeff_ptr,
+                        tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (quantize_coeff_fp_nuq(coeff_ptr[rc], quant, dequant, cuml_bins_ptr,
+                              dequant_val, qcoeff_ptr, dqcoeff_ptr))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+
+void quantize_dc_32x32_nuq(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                           int skip_block, const int16_t quant,
+                           const int16_t quant_shift, const int16_t dequant,
+                           const tran_low_t *cuml_bins_ptr,
+                           const tran_low_t *dequant_val,
+                           tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                           uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (quantize_coeff_bigtx_nuq(coeff_ptr[rc], quant, quant_shift, dequant,
+                                 cuml_bins_ptr, dequant_val, qcoeff_ptr,
+                                 dqcoeff_ptr, 0))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+
+void quantize_dc_32x32_fp_nuq(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                              int skip_block, const int16_t quant,
+                              const int16_t dequant,
+                              const tran_low_t *cuml_bins_ptr,
+                              const tran_low_t *dequant_val,
+                              tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                              uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (quantize_coeff_bigtx_fp_nuq(coeff_ptr[rc], quant, dequant,
+                                    cuml_bins_ptr, dequant_val, qcoeff_ptr,
+                                    dqcoeff_ptr, 0))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+
+void quantize_nuq_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                    int skip_block, const int16_t *quant_ptr,
+                    const int16_t *quant_shift_ptr, const int16_t *dequant_ptr,
+                    const cuml_bins_type_nuq *cuml_bins_ptr,
+                    const dequant_val_type_nuq *dequant_val,
+                    tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                    uint16_t *eob_ptr, const int16_t *scan,
+                    const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (quantize_coeff_nuq(coeff_ptr[rc], quant_ptr[rc != 0],
+                             quant_shift_ptr[rc != 0], dequant_ptr[rc != 0],
+                             cuml_bins_ptr[band[i]], dequant_val[band[i]],
+                             &qcoeff_ptr[rc], &dqcoeff_ptr[rc]))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+void quantize_fp_nuq_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                       int skip_block, const int16_t *quant_ptr,
+                       const int16_t *dequant_ptr,
+                       const cuml_bins_type_nuq *cuml_bins_ptr,
+                       const dequant_val_type_nuq *dequant_val,
+                       tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                       uint16_t *eob_ptr, const int16_t *scan,
+                       const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (quantize_coeff_fp_nuq(coeff_ptr[rc], quant_ptr[rc != 0],
+                                dequant_ptr[rc != 0], cuml_bins_ptr[band[i]],
+                                dequant_val[band[i]], &qcoeff_ptr[rc],
+                                &dqcoeff_ptr[rc]))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+void quantize_32x32_nuq_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                          int skip_block, const int16_t *quant_ptr,
+                          const int16_t *quant_shift_ptr,
+                          const int16_t *dequant_ptr,
+                          const cuml_bins_type_nuq *cuml_bins_ptr,
+                          const dequant_val_type_nuq *dequant_val,
+                          tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                          uint16_t *eob_ptr, const int16_t *scan,
+                          const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (quantize_coeff_bigtx_nuq(
+              coeff_ptr[rc], quant_ptr[rc != 0], quant_shift_ptr[rc != 0],
+              dequant_ptr[rc != 0], cuml_bins_ptr[band[i]],
+              dequant_val[band[i]], &qcoeff_ptr[rc], &dqcoeff_ptr[rc], 0))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+void quantize_32x32_fp_nuq_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                             int skip_block, const int16_t *quant_ptr,
+                             const int16_t *dequant_ptr,
+                             const cuml_bins_type_nuq *cuml_bins_ptr,
+                             const dequant_val_type_nuq *dequant_val,
+                             tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                             uint16_t *eob_ptr, const int16_t *scan,
+                             const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (quantize_coeff_bigtx_fp_nuq(
+              coeff_ptr[rc], quant_ptr[rc != 0], dequant_ptr[rc != 0],
+              cuml_bins_ptr[band[i]], dequant_val[band[i]], &qcoeff_ptr[rc],
+              &dqcoeff_ptr[rc], 0))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+#endif  // CONFIG_NEW_QUANT
+
+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, const QUANT_PARAM *qparam) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  if (qparam->log_scale == 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);
+  } else {
+    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_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, const QUANT_PARAM *qparam) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  if (qparam->log_scale == 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);
+  } else {
+    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_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, const QUANT_PARAM *qparam) {
+  // obsolete skip_block
+  const int skip_block = 0;
+  (void)sc;
+  if (qparam->log_scale == 0) {
+    vpx_quantize_dc(coeff_ptr, (int)n_coeffs, skip_block, p->round,
+                    p->quant_fp[0], qcoeff_ptr, dqcoeff_ptr, pd->dequant[0],
+                    eob_ptr);
+  } else {
+    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_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,
+    const QUANT_PARAM *qparam) {
+  // 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,
+                          qparam->log_scale);
+}
+
+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,
+                                   const QUANT_PARAM *qparam) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  vp10_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,
+                         qparam->log_scale);
+}
+
+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,
+    const QUANT_PARAM *qparam) {
+  // obsolete skip_block
+  const int skip_block = 0;
+
+  (void)sc;
+
+  vp10_highbd_quantize_dc(coeff_ptr, (int)n_coeffs, skip_block, p->round,
+                          p->quant_fp[0], qcoeff_ptr, dqcoeff_ptr,
+                          pd->dequant[0], eob_ptr, qparam->log_scale);
+}
+
+#if CONFIG_NEW_QUANT
+static INLINE int highbd_quantize_coeff_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t quant_shift,
+    const int16_t dequant, const tran_low_t *cuml_bins_ptr,
+    const tran_low_t *dequant_val, tran_low_t *qcoeff_ptr,
+    tran_low_t *dqcoeff_ptr) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int64_t tmp = clamp(abs_coeff, INT32_MIN, INT32_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < cuml_bins_ptr[i]) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    tmp -= cuml_bins_ptr[NUQ_KNOTS - 1];
+    q = NUQ_KNOTS + (((((tmp * quant) >> 16) + tmp) * quant_shift) >> 16);
+  }
+  if (q) {
+    *dqcoeff_ptr = vp10_dequant_abscoeff_nuq(q, dequant, dequant_val);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+static INLINE int highbd_quantize_coeff_fp_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t dequant,
+    const tran_low_t *cuml_bins_ptr, const tran_low_t *dequant_val,
+    tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int64_t tmp = clamp(abs_coeff, INT32_MIN, INT32_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < cuml_bins_ptr[i]) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    q = NUQ_KNOTS + (((tmp - cuml_bins_ptr[NUQ_KNOTS - 1]) * quant) >> 16);
+  }
+  if (q) {
+    *dqcoeff_ptr = vp10_dequant_abscoeff_nuq(q, dequant, dequant_val);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+static INLINE int highbd_quantize_coeff_bigtx_fp_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t dequant,
+    const tran_low_t *cuml_bins_ptr, const tran_low_t *dequant_val,
+    tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, int logsizeby32) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int64_t tmp = clamp(abs_coeff, INT32_MIN, INT32_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < ROUND_POWER_OF_TWO(cuml_bins_ptr[i], 1 + logsizeby32)) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    q = NUQ_KNOTS + (((tmp - ROUND_POWER_OF_TWO(cuml_bins_ptr[NUQ_KNOTS - 1],
+                                                1 + logsizeby32)) *
+                      quant) >>
+                     (15 - logsizeby32));
+  }
+  if (q) {
+    *dqcoeff_ptr = ROUND_POWER_OF_TWO(
+        vp10_dequant_abscoeff_nuq(q, dequant, dequant_val), 1 + logsizeby32);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+static INLINE int highbd_quantize_coeff_bigtx_nuq(
+    const tran_low_t coeffv, const int16_t quant, const int16_t quant_shift,
+    const int16_t dequant, const tran_low_t *cuml_bins_ptr,
+    const tran_low_t *dequant_val, tran_low_t *qcoeff_ptr,
+    tran_low_t *dqcoeff_ptr, int logsizeby32) {
+  const int coeff = coeffv;
+  const int coeff_sign = (coeff >> 31);
+  const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+  int i, q;
+  int64_t tmp = clamp(abs_coeff, INT32_MIN, INT32_MAX);
+  for (i = 0; i < NUQ_KNOTS; i++) {
+    if (tmp < ROUND_POWER_OF_TWO(cuml_bins_ptr[i], 1 + logsizeby32)) {
+      q = i;
+      break;
+    }
+  }
+  if (i == NUQ_KNOTS) {
+    tmp -= ROUND_POWER_OF_TWO(cuml_bins_ptr[NUQ_KNOTS - 1], 1 + logsizeby32);
+    q = NUQ_KNOTS +
+        (((((tmp * quant) >> 16) + tmp) * quant_shift) >> (15 - logsizeby32));
+  }
+  if (q) {
+    *dqcoeff_ptr = ROUND_POWER_OF_TWO(
+        vp10_dequant_abscoeff_nuq(q, dequant, dequant_val), 1 + logsizeby32);
+    *qcoeff_ptr = (q ^ coeff_sign) - coeff_sign;
+    *dqcoeff_ptr = *qcoeff_ptr < 0 ? -*dqcoeff_ptr : *dqcoeff_ptr;
+  } else {
+    *qcoeff_ptr = 0;
+    *dqcoeff_ptr = 0;
+  }
+  return (q != 0);
+}
+
+void highbd_quantize_dc_nuq(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                            int skip_block, const int16_t quant,
+                            const int16_t quant_shift, const int16_t dequant,
+                            const tran_low_t *cuml_bins_ptr,
+                            const tran_low_t *dequant_val,
+                            tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                            uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (highbd_quantize_coeff_nuq(coeff_ptr[rc], quant, quant_shift, dequant,
+                                  cuml_bins_ptr, dequant_val, qcoeff_ptr,
+                                  dqcoeff_ptr))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+
+void highbd_quantize_dc_fp_nuq(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                               int skip_block, const int16_t quant,
+                               const int16_t dequant,
+                               const tran_low_t *cuml_bins_ptr,
+                               const tran_low_t *dequant_val,
+                               tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                               uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (highbd_quantize_coeff_fp_nuq(coeff_ptr[rc], quant, dequant,
+                                     cuml_bins_ptr, dequant_val, qcoeff_ptr,
+                                     dqcoeff_ptr))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+
+void highbd_quantize_nuq_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                           int skip_block, const int16_t *quant_ptr,
+                           const int16_t *quant_shift_ptr,
+                           const int16_t *dequant_ptr,
+                           const cuml_bins_type_nuq *cuml_bins_ptr,
+                           const dequant_val_type_nuq *dequant_val,
+                           tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                           uint16_t *eob_ptr, const int16_t *scan,
+                           const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (highbd_quantize_coeff_nuq(
+              coeff_ptr[rc], quant_ptr[rc != 0], quant_shift_ptr[rc != 0],
+              dequant_ptr[rc != 0], cuml_bins_ptr[band[i]],
+              dequant_val[band[i]], &qcoeff_ptr[rc], &dqcoeff_ptr[rc]))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+void highbd_quantize_32x32_nuq_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                                 int skip_block, const int16_t *quant_ptr,
+                                 const int16_t *quant_shift_ptr,
+                                 const int16_t *dequant_ptr,
+                                 const cuml_bins_type_nuq *cuml_bins_ptr,
+                                 const dequant_val_type_nuq *dequant_val,
+                                 tran_low_t *qcoeff_ptr,
+                                 tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                 const int16_t *scan, const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (highbd_quantize_coeff_bigtx_nuq(
+              coeff_ptr[rc], quant_ptr[rc != 0], quant_shift_ptr[rc != 0],
+              dequant_ptr[rc != 0], cuml_bins_ptr[band[i]],
+              dequant_val[band[i]], &qcoeff_ptr[rc], &dqcoeff_ptr[rc], 0))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+void highbd_quantize_32x32_fp_nuq_c(const tran_low_t *coeff_ptr,
+                                    intptr_t n_coeffs, int skip_block,
+                                    const int16_t *quant_ptr,
+                                    const int16_t *dequant_ptr,
+                                    const cuml_bins_type_nuq *cuml_bins_ptr,
+                                    const dequant_val_type_nuq *dequant_val,
+                                    tran_low_t *qcoeff_ptr,
+                                    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
+                                    const int16_t *scan, const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (highbd_quantize_coeff_bigtx_fp_nuq(
+              coeff_ptr[rc], quant_ptr[rc != 0], dequant_ptr[rc != 0],
+              cuml_bins_ptr[band[i]], dequant_val[band[i]], &qcoeff_ptr[rc],
+              &dqcoeff_ptr[rc], 0))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+void highbd_quantize_fp_nuq_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                              int skip_block, const int16_t *quant_ptr,
+                              const int16_t *dequant_ptr,
+                              const cuml_bins_type_nuq *cuml_bins_ptr,
+                              const dequant_val_type_nuq *dequant_val,
+                              tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                              uint16_t *eob_ptr, const int16_t *scan,
+                              const uint8_t *band) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    int i;
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      if (highbd_quantize_coeff_fp_nuq(
+              coeff_ptr[rc], quant_ptr[rc != 0], dequant_ptr[rc != 0],
+              cuml_bins_ptr[band[i]], dequant_val[band[i]], &qcoeff_ptr[rc],
+              &dqcoeff_ptr[rc]))
+        eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+void highbd_quantize_dc_32x32_nuq(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block,
+    const int16_t quant, const int16_t quant_shift, const int16_t dequant,
+    const tran_low_t *cuml_bins_ptr, const tran_low_t *dequant_val,
+    tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (highbd_quantize_coeff_bigtx_nuq(coeff_ptr[rc], quant, quant_shift,
+                                        dequant, cuml_bins_ptr, dequant_val,
+                                        qcoeff_ptr, dqcoeff_ptr, 0))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+
+void highbd_quantize_dc_32x32_fp_nuq(
+    const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block,
+    const int16_t quant, const int16_t dequant, const tran_low_t *cuml_bins_ptr,
+    const tran_low_t *dequant_val, tran_low_t *qcoeff_ptr,
+    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr) {
+  int eob = -1;
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+  if (!skip_block) {
+    const int rc = 0;
+    if (highbd_quantize_coeff_bigtx_fp_nuq(coeff_ptr[rc], quant, dequant,
+                                           cuml_bins_ptr, dequant_val,
+                                           qcoeff_ptr, dqcoeff_ptr, 0))
+      eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+#endif  // CONFIG_NEW_QUANT
+#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, const int16_t *quant_ptr,
+                        const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
+                        tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr,
+                        uint16_t *eob_ptr, const int16_t *scan,
+                        const int16_t *iscan
+#if CONFIG_AOM_QM
+                        ,
+                        const qm_val_t *qm_ptr, const qm_val_t *iqm_ptr
+#endif
+                        ) {
+  int i, eob = -1;
+  // TODO(jingning) Decide the need of these arguments after the
+  // quantization process is completed.
+  (void)zbin_ptr;
+  (void)quant_shift_ptr;
+  (void)iscan;
+
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+
+  if (!skip_block) {
+    // Quantization pass: All coefficients with index >= zero_flag are
+    // skippable. Note: zero_flag can be zero.
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      const int coeff = coeff_ptr[rc];
+#if CONFIG_AOM_QM
+      const qm_val_t wt = qm_ptr[rc];
+      const qm_val_t iwt = iqm_ptr[rc];
+      const int dequant =
+          (dequant_ptr[rc != 0] * iwt + (1 << (AOM_QM_BITS - 1))) >>
+          AOM_QM_BITS;
+#endif
+      const int coeff_sign = (coeff >> 31);
+      const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+
+      int64_t tmp = clamp(abs_coeff + round_ptr[rc != 0], INT16_MIN, INT16_MAX);
+      int tmp32;
+#if CONFIG_AOM_QM
+      tmp32 = (int)((tmp * wt * quant_ptr[rc != 0]) >> (16 + AOM_QM_BITS));
+      qcoeff_ptr[rc] = (tmp32 ^ coeff_sign) - coeff_sign;
+      dqcoeff_ptr[rc] = qcoeff_ptr[rc] * dequant;
+#else
+      tmp32 = (int)((tmp * quant_ptr[rc != 0]) >> 16);
+      qcoeff_ptr[rc] = (tmp32 ^ coeff_sign) - coeff_sign;
+      dqcoeff_ptr[rc] = qcoeff_ptr[rc] * dequant_ptr[rc != 0];
+#endif
+
+      if (tmp32) eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_quantize_fp_c(const tran_low_t *coeff_ptr, intptr_t count,
+                               int skip_block, const int16_t *zbin_ptr,
+                               const int16_t *round_ptr,
+                               const int16_t *quant_ptr,
+                               const int16_t *quant_shift_ptr,
+                               tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                               const int16_t *dequant_ptr, uint16_t *eob_ptr,
+                               const int16_t *scan, const int16_t *iscan,
+#if CONFIG_AOM_QM
+                               const qm_val_t *qm_ptr, const qm_val_t *iqm_ptr,
+#endif
+                               int log_scale) {
+  int i;
+  int eob = -1;
+  const int scale = 1 << log_scale;
+  const int shift = 16 - log_scale;
+  // TODO(jingning) Decide the need of these arguments after the
+  // quantization process is completed.
+  (void)zbin_ptr;
+  (void)quant_shift_ptr;
+  (void)iscan;
+
+  memset(qcoeff_ptr, 0, count * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, count * sizeof(*dqcoeff_ptr));
+
+  if (!skip_block) {
+    // Quantization pass: All coefficients with index >= zero_flag are
+    // skippable. Note: zero_flag can be zero.
+    for (i = 0; i < count; i++) {
+      const int rc = scan[i];
+      const int coeff = coeff_ptr[rc];
+#if CONFIG_AOM_QM
+      const qm_val_t wt = qm_ptr[rc];
+      const qm_val_t iwt = iqm_ptr[rc];
+      const int dequant =
+          (dequant_ptr[rc != 0] * iwt + (1 << (AOM_QM_BITS - 1))) >>
+          AOM_QM_BITS;
+#endif
+      const int coeff_sign = (coeff >> 31);
+      const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+      const int64_t tmp = abs_coeff + round_ptr[rc != 0];
+#if CONFIG_AOM_QM
+      const uint32_t abs_qcoeff =
+          (uint32_t)((tmp * quant_ptr[rc != 0] * wt) >> (shift + AOM_QM_BITS));
+      qcoeff_ptr[rc] = (tran_low_t)((abs_qcoeff ^ coeff_sign) - coeff_sign);
+      dqcoeff_ptr[rc] = qcoeff_ptr[rc] * dequant / scale;
+#else
+      const uint32_t abs_qcoeff =
+          (uint32_t)((tmp * quant_ptr[rc != 0]) >> shift);
+      qcoeff_ptr[rc] = (tran_low_t)((abs_qcoeff ^ coeff_sign) - coeff_sign);
+      dqcoeff_ptr[rc] = qcoeff_ptr[rc] * dequant_ptr[rc != 0] / scale;
+#endif
+      if (abs_qcoeff) eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+// TODO(jingning) Refactor this file and combine functions with similar
+// operations.
+void vp10_quantize_fp_32x32_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                              int skip_block, const int16_t *zbin_ptr,
+                              const int16_t *round_ptr,
+                              const int16_t *quant_ptr,
+                              const int16_t *quant_shift_ptr,
+                              tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                              const int16_t *dequant_ptr, uint16_t *eob_ptr,
+                              const int16_t *scan, const int16_t *iscan
+#if CONFIG_AOM_QM
+                              ,
+                              const qm_val_t *qm_ptr, const qm_val_t *iqm_ptr
+#endif
+                              ) {
+  int i, eob = -1;
+  (void)zbin_ptr;
+  (void)quant_shift_ptr;
+  (void)iscan;
+
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+
+  if (!skip_block) {
+    for (i = 0; i < n_coeffs; i++) {
+      const int rc = scan[i];
+      const int coeff = coeff_ptr[rc];
+#if CONFIG_AOM_QM
+      const qm_val_t wt = qm_ptr[rc];
+      const qm_val_t iwt = iqm_ptr[rc];
+      const int dequant =
+          (dequant_ptr[rc != 0] * iwt + (1 << (AOM_QM_BITS - 1))) >>
+          AOM_QM_BITS;
+      int64_t tmp = 0;
+#endif
+      const int coeff_sign = (coeff >> 31);
+      int tmp32 = 0;
+      int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+
+#if CONFIG_AOM_QM
+      if (abs_coeff * wt >= (dequant_ptr[rc != 0] << (AOM_QM_BITS - 2))) {
+#else
+      if (abs_coeff >= (dequant_ptr[rc != 0] >> 2)) {
+#endif
+        abs_coeff += ROUND_POWER_OF_TWO(round_ptr[rc != 0], 1);
+        abs_coeff = clamp(abs_coeff, INT16_MIN, INT16_MAX);
+#if CONFIG_AOM_QM
+        tmp = abs_coeff * wt;
+        tmp32 = (int)(tmp * quant_ptr[rc != 0]) >> (AOM_QM_BITS + 15);
+        qcoeff_ptr[rc] = (tmp32 ^ coeff_sign) - coeff_sign;
+        dqcoeff_ptr[rc] = (qcoeff_ptr[rc] * dequant) / 2;
+#else
+        tmp32 = (abs_coeff * quant_ptr[rc != 0]) >> 15;
+        qcoeff_ptr[rc] = (tmp32 ^ coeff_sign) - coeff_sign;
+        dqcoeff_ptr[rc] = (qcoeff_ptr[rc] * dequant_ptr[rc != 0]) / 2;
+#endif
+      }
+
+      if (tmp32) eob = i;
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_quantize_b_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
+                              int skip_block, const int16_t *zbin_ptr,
+                              const int16_t *round_ptr,
+                              const int16_t *quant_ptr,
+                              const int16_t *quant_shift_ptr,
+                              tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
+                              const int16_t *dequant_ptr, uint16_t *eob_ptr,
+                              const int16_t *scan, const int16_t *iscan,
+#if CONFIG_AOM_QM
+                              const qm_val_t *qm_ptr, const qm_val_t *iqm_ptr,
+#endif
+                              int log_scale) {
+  int i, non_zero_count = (int)n_coeffs, eob = -1;
+  int zbins[2] = { zbin_ptr[0], zbin_ptr[1] };
+  int round[2] = { round_ptr[0], round_ptr[1] };
+  int nzbins[2];
+  int scale = 1;
+  int shift = 16;
+  (void)iscan;
+
+  if (log_scale > 0) {
+    zbins[0] = ROUND_POWER_OF_TWO(zbin_ptr[0], log_scale);
+    zbins[1] = ROUND_POWER_OF_TWO(zbin_ptr[1], log_scale);
+    round[0] = ROUND_POWER_OF_TWO(round_ptr[0], log_scale);
+    round[1] = ROUND_POWER_OF_TWO(round_ptr[1], log_scale);
+    scale = 1 << log_scale;
+    shift = 16 - log_scale;
+  }
+
+  nzbins[0] = zbins[0] * -1;
+  nzbins[1] = zbins[1] * -1;
+
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+
+  if (!skip_block) {
+    // Pre-scan pass
+    for (i = (int)n_coeffs - 1; i >= 0; i--) {
+      const int rc = scan[i];
+      const int coeff = coeff_ptr[rc];
+#if CONFIG_AOM_QM
+      uint32_t abs_qcoeff = 0;
+      const qm_val_t wt = qm_ptr[rc];
+      const qm_val_t iwt = iqm_ptr[rc];
+      const int dequant =
+          (dequant_ptr[rc != 0] * iwt + (1 << (AOM_QM_BITS - 1))) >>
+          AOM_QM_BITS;
+#endif
+
+      if (coeff < zbins[rc != 0] && coeff > nzbins[rc != 0])
+        non_zero_count--;
+      else
+        break;
+    }
+
+    // Quantization pass: All coefficients with index >= zero_flag are
+    // skippable. Note: zero_flag can be zero.
+    for (i = 0; i < non_zero_count; i++) {
+      const int rc = scan[i];
+      const int coeff = coeff_ptr[rc];
+      const int coeff_sign = (coeff >> 31);
+      const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+#if CONFIG_AOM_QM
+      if (abs_coeff * wt >= (zbins[rc != 0] << AOM_QM_BITS)) {
+#else
+
+      if (abs_coeff >= zbins[rc != 0]) {
+#endif
+        const int64_t tmp1 = abs_coeff + round[rc != 0];
+        const int64_t tmp2 = ((tmp1 * quant_ptr[rc != 0]) >> 16) + tmp1;
+#if CONFIG_AOM_QM
+        const uint32_t abs_qcoeff = (uint32_t)(
+            (tmp2 * wt * quant_shift_ptr[rc != 0]) >> (AOM_QM_BITS + shift));
+        qcoeff_ptr[rc] = (tran_low_t)((abs_qcoeff ^ coeff_sign) - coeff_sign);
+        dqcoeff_ptr[rc] = (qcoeff_ptr[rc] * dequant) / scale;
+#else
+        const uint32_t abs_qcoeff =
+            (uint32_t)((tmp2 * quant_shift_ptr[rc != 0]) >> shift);
+        qcoeff_ptr[rc] = (tran_low_t)((abs_qcoeff ^ coeff_sign) - coeff_sign);
+        dqcoeff_ptr[rc] = qcoeff_ptr[rc] * dequant_ptr[rc != 0] / scale;
+#endif  // CONFIG_AOM_QM
+        if (abs_qcoeff) eob = i;
+      }
+    }
+  }
+  *eob_ptr = eob + 1;
+}
+#endif
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_quantize_dc(const tran_low_t *coeff_ptr, int n_coeffs,
+                             int skip_block, const int16_t *round_ptr,
+                             const int16_t quant, tran_low_t *qcoeff_ptr,
+                             tran_low_t *dqcoeff_ptr, const int16_t dequant_ptr,
+                             uint16_t *eob_ptr, const int log_scale) {
+  int eob = -1;
+
+  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
+  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
+
+  if (!skip_block) {
+    const int coeff = coeff_ptr[0];
+    const int coeff_sign = (coeff >> 31);
+    const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
+    const int64_t tmp = abs_coeff + round_ptr[0];
+    const uint32_t abs_qcoeff = (uint32_t)((tmp * quant) >> (16 - log_scale));
+    qcoeff_ptr[0] = (tran_low_t)((abs_qcoeff ^ coeff_sign) - coeff_sign);
+    dqcoeff_ptr[0] = qcoeff_ptr[0] * dequant_ptr / (1 << log_scale);
+    if (abs_qcoeff) eob = 0;
+  }
+  *eob_ptr = eob + 1;
+}
+#endif
+
+static void invert_quant(int16_t *quant, int16_t *shift, int d) {
+  unsigned t;
+  int l, m;
+  t = d;
+  for (l = 0; t > 1; l++) t >>= 1;
+  m = 1 + (1 << (16 + l)) / d;
+  *quant = (int16_t)(m - (1 << 16));
+  *shift = 1 << (16 - l);
+}
+
+static int get_qzbin_factor(int q, vpx_bit_depth_t bit_depth) {
+  const int quant = vp10_dc_quant(q, 0, bit_depth);
+#if CONFIG_VP9_HIGHBITDEPTH
+  switch (bit_depth) {
+    case VPX_BITS_8: return q == 0 ? 64 : (quant < 148 ? 84 : 80);
+    case VPX_BITS_10: return q == 0 ? 64 : (quant < 592 ? 84 : 80);
+    case VPX_BITS_12: return q == 0 ? 64 : (quant < 2368 ? 84 : 80);
+    default:
+      assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12");
+      return -1;
+  }
+#else
+  (void)bit_depth;
+  return q == 0 ? 64 : (quant < 148 ? 84 : 80);
+#endif
+}
+
+void vp10_init_quantizer(VP10_COMP *cpi) {
+  VP10_COMMON *const cm = &cpi->common;
+  QUANTS *const quants = &cpi->quants;
+  int i, q, quant;
+#if CONFIG_NEW_QUANT
+  int dq;
+#endif
+
+  for (q = 0; q < QINDEX_RANGE; q++) {
+    const int qzbin_factor = get_qzbin_factor(q, cm->bit_depth);
+    const int qrounding_factor = q == 0 ? 64 : 48;
+
+    for (i = 0; i < 2; ++i) {
+      int qrounding_factor_fp = 64;
+      // y
+      quant = i == 0 ? vp10_dc_quant(q, cm->y_dc_delta_q, cm->bit_depth)
+                     : vp10_ac_quant(q, 0, cm->bit_depth);
+      invert_quant(&quants->y_quant[q][i], &quants->y_quant_shift[q][i], quant);
+      quants->y_quant_fp[q][i] = (1 << 16) / quant;
+      quants->y_round_fp[q][i] = (qrounding_factor_fp * quant) >> 7;
+      quants->y_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
+      quants->y_round[q][i] = (qrounding_factor * quant) >> 7;
+      cpi->y_dequant[q][i] = quant;
+
+      // uv
+      quant = i == 0 ? vp10_dc_quant(q, cm->uv_dc_delta_q, cm->bit_depth)
+                     : vp10_ac_quant(q, cm->uv_ac_delta_q, cm->bit_depth);
+      invert_quant(&quants->uv_quant[q][i], &quants->uv_quant_shift[q][i],
+                   quant);
+      quants->uv_quant_fp[q][i] = (1 << 16) / quant;
+      quants->uv_round_fp[q][i] = (qrounding_factor_fp * quant) >> 7;
+      quants->uv_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
+      quants->uv_round[q][i] = (qrounding_factor * quant) >> 7;
+      cpi->uv_dequant[q][i] = quant;
+    }
+
+#if CONFIG_NEW_QUANT
+    for (dq = 0; dq < QUANT_PROFILES; dq++) {
+      for (i = 0; i < COEF_BANDS; i++) {
+        const int quant = cpi->y_dequant[q][i != 0];
+        const int uvquant = cpi->uv_dequant[q][i != 0];
+        vp10_get_dequant_val_nuq(quant, q, i, cpi->y_dequant_val_nuq[dq][q][i],
+                                 quants->y_cuml_bins_nuq[dq][q][i], dq);
+        vp10_get_dequant_val_nuq(uvquant, q, i,
+                                 cpi->uv_dequant_val_nuq[dq][q][i],
+                                 quants->uv_cuml_bins_nuq[dq][q][i], dq);
+      }
+    }
+#endif  // CONFIG_NEW_QUANT
+
+    for (i = 2; i < 8; i++) {  // 8: SIMD width
+      quants->y_quant[q][i] = quants->y_quant[q][1];
+      quants->y_quant_fp[q][i] = quants->y_quant_fp[q][1];
+      quants->y_round_fp[q][i] = quants->y_round_fp[q][1];
+      quants->y_quant_shift[q][i] = quants->y_quant_shift[q][1];
+      quants->y_zbin[q][i] = quants->y_zbin[q][1];
+      quants->y_round[q][i] = quants->y_round[q][1];
+      cpi->y_dequant[q][i] = cpi->y_dequant[q][1];
+
+      quants->uv_quant[q][i] = quants->uv_quant[q][1];
+      quants->uv_quant_fp[q][i] = quants->uv_quant_fp[q][1];
+      quants->uv_round_fp[q][i] = quants->uv_round_fp[q][1];
+      quants->uv_quant_shift[q][i] = quants->uv_quant_shift[q][1];
+      quants->uv_zbin[q][i] = quants->uv_zbin[q][1];
+      quants->uv_round[q][i] = quants->uv_round[q][1];
+      cpi->uv_dequant[q][i] = cpi->uv_dequant[q][1];
+    }
+  }
+}
+
+void vp10_init_plane_quantizers(const VP10_COMP *cpi, MACROBLOCK *x,
+                                int segment_id) {
+  const VP10_COMMON *const cm = &cpi->common;
+  MACROBLOCKD *const xd = &x->e_mbd;
+  const QUANTS *const quants = &cpi->quants;
+  const int qindex = vp10_get_qindex(&cm->seg, segment_id, cm->base_qindex);
+  const int rdmult = vp10_compute_rd_mult(cpi, qindex + cm->y_dc_delta_q);
+  int i;
+#if CONFIG_AOM_QM
+  int minqm = cm->min_qmlevel;
+  int maxqm = cm->max_qmlevel;
+  // Quant matrix only depends on the base QP so there is only one set per frame
+  int qmlevel = (lossless || cm->using_qmatrix == 0)
+                    ? NUM_QM_LEVELS - 1
+                    : aom_get_qmlevel(cm->base_qindex, minqm, maxqm);
+#endif
+#if CONFIG_NEW_QUANT
+  int dq;
+#endif
+
+  // Y
+  x->plane[0].quant = quants->y_quant[qindex];
+  x->plane[0].quant_fp = quants->y_quant_fp[qindex];
+  x->plane[0].round_fp = quants->y_round_fp[qindex];
+  x->plane[0].quant_shift = quants->y_quant_shift[qindex];
+  x->plane[0].zbin = quants->y_zbin[qindex];
+  x->plane[0].round = quants->y_round[qindex];
+#if CONFIG_AOM_QM
+  memcpy(&xd->plane[0].seg_qmatrix[segment_id], cm->gqmatrix[qmlevel][0],
+         sizeof(cm->gqmatrix[qmlevel][0]));
+  memcpy(&xd->plane[0].seg_iqmatrix[segment_id], cm->giqmatrix[qmlevel][0],
+         sizeof(cm->giqmatrix[qmlevel][0]));
+#endif
+  xd->plane[0].dequant = cpi->y_dequant[qindex];
+#if CONFIG_NEW_QUANT
+  for (dq = 0; dq < QUANT_PROFILES; dq++) {
+    x->plane[0].cuml_bins_nuq[dq] = quants->y_cuml_bins_nuq[dq][qindex];
+    xd->plane[0].dequant_val_nuq[dq] = cpi->y_dequant_val_nuq[dq][qindex];
+  }
+#endif  // CONFIG_NEW_QUANT
+
+  x->plane[0].quant_thred[0] = x->plane[0].zbin[0] * x->plane[0].zbin[0];
+  x->plane[0].quant_thred[1] = x->plane[0].zbin[1] * x->plane[0].zbin[1];
+
+  // UV
+  for (i = 1; i < 3; i++) {
+    x->plane[i].quant = quants->uv_quant[qindex];
+    x->plane[i].quant_fp = quants->uv_quant_fp[qindex];
+    x->plane[i].round_fp = quants->uv_round_fp[qindex];
+    x->plane[i].quant_shift = quants->uv_quant_shift[qindex];
+    x->plane[i].zbin = quants->uv_zbin[qindex];
+    x->plane[i].round = quants->uv_round[qindex];
+#if CONFIG_AOM_QM
+    memcpy(&xd->plane[i].seg_qmatrix[segment_id], cm->gqmatrix[qmlevel][1],
+           sizeof(cm->gqmatrix[qmlevel][1]));
+    memcpy(&xd->plane[i].seg_iqmatrix[segment_id], cm->giqmatrix[qmlevel][1],
+           sizeof(cm->giqmatrix[qmlevel][1]));
+#endif
+    xd->plane[i].dequant = cpi->uv_dequant[qindex];
+#if CONFIG_NEW_QUANT
+    for (dq = 0; dq < QUANT_PROFILES; dq++) {
+      x->plane[i].cuml_bins_nuq[dq] = quants->uv_cuml_bins_nuq[dq][qindex];
+      xd->plane[i].dequant_val_nuq[dq] = cpi->uv_dequant_val_nuq[dq][qindex];
+    }
+#endif  // CONFIG_NEW_QUANT
+
+    x->plane[i].quant_thred[0] = x->plane[i].zbin[0] * x->plane[i].zbin[0];
+    x->plane[i].quant_thred[1] = x->plane[i].zbin[1] * x->plane[i].zbin[1];
+  }
+
+  x->skip_block = segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP);
+  x->q_index = qindex;
+
+  set_error_per_bit(x, rdmult);
+
+  vp10_initialize_me_consts(cpi, x, x->q_index);
+}
+
+void vp10_frame_init_quantizer(VP10_COMP *cpi) {
+  MACROBLOCK *const x = &cpi->td.mb;
+  MACROBLOCKD *const xd = &x->e_mbd;
+  vp10_init_plane_quantizers(cpi, x, xd->mi[0]->mbmi.segment_id);
+}
+
+void vp10_set_quantizer(VP10_COMMON *cm, int q) {
+  // quantizer has to be reinitialized with vp10_init_quantizer() if any
+  // delta_q changes.
+  cm->base_qindex = q;
+  cm->y_dc_delta_q = 0;
+  cm->uv_dc_delta_q = 0;
+  cm->uv_ac_delta_q = 0;
+}
+
+// Table that converts 0-63 Q-range values passed in outside to the Qindex
+// range used internally.
+static const int quantizer_to_qindex[] = {
+  0,   4,   8,   12,  16,  20,  24,  28,  32,  36,  40,  44,  48,
+  52,  56,  60,  64,  68,  72,  76,  80,  84,  88,  92,  96,  100,
+  104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 148, 152,
+  156, 160, 164, 168, 172, 176, 180, 184, 188, 192, 196, 200, 204,
+  208, 212, 216, 220, 224, 228, 232, 236, 240, 244, 249, 255,
+};
+
+int vp10_quantizer_to_qindex(int quantizer) {
+  return quantizer_to_qindex[quantizer];
+}
+
+int vp10_qindex_to_quantizer(int qindex) {
+  int quantizer;
+
+  for (quantizer = 0; quantizer < 64; ++quantizer)
+    if (quantizer_to_qindex[quantizer] >= qindex) return quantizer;
+
+  return 63;
+}