Isolate vp10's inv_txfm from vp9

1) copy following files from vpx_dsp/ to vp10/common/
vp10_inv_txfm.c
vp10_inv_txfm.h
vp10_inv_txfm_sse2.c
vp10_inv_txfm_sse2.h

2) change the function prefix "vpx_" to "vp10_" in above files

3) add unit test at vp10_inv_txfm_test.cc

Change-Id: I206f10f60c8b27d872c84b7482c3bb1d1cb4b913

test/test.mk

@@ -167,6 +167,7 @@ LIBVPX_TEST_SRCS-$(CONFIG_ENCODERS)    += sad_test.cc
 TEST_INTRA_PRED_SPEED_SRCS-$(CONFIG_VP9) := test_intra_pred_speed.cc
 TEST_INTRA_PRED_SPEED_SRCS-$(CONFIG_VP9) += ../md5_utils.h ../md5_utils.c
 
+LIBVPX_TEST_SRCS-$(CONFIG_VP10) += vp10_inv_txfm_test.cc
 endif # CONFIG_SHARED
 
 include $(SRC_PATH_BARE)/test/test-data.mk

test/vp10_inv_txfm_test.cc

+/*
+ *  Copyright (c) 2013 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 <stdlib.h>
+#include <string.h>
+
+#include "third_party/googletest/src/include/gtest/gtest.h"
+
+#include "./vp10_rtcd.h"
+#include "./vpx_dsp_rtcd.h"
+#include "test/acm_random.h"
+#include "test/clear_system_state.h"
+#include "test/register_state_check.h"
+#include "test/util.h"
+#include "vp10/common/blockd.h"
+#include "vp10/common/scan.h"
+#include "vpx/vpx_integer.h"
+#include "vp10/common/vp10_inv_txfm.h"
+
+using libvpx_test::ACMRandom;
+
+namespace {
+const double PI = 3.141592653589793238462643383279502884;
+const double kInvSqrt2 = 0.707106781186547524400844362104;
+
+void reference_idct_1d(const double *in, double *out, int size) {
+  for (int n = 0; n < size; ++n) {
+    out[n] = 0;
+    for (int k = 0; k < size; ++k) {
+      if (k == 0)
+        out[n] += kInvSqrt2 * in[k] * cos(PI * (2 * n + 1) * k / (2 * size));
+      else
+        out[n] += in[k] * cos(PI * (2 * n + 1) * k / (2 * size));
+    }
+  }
+}
+
+typedef void (*IdctFuncRef)(const double *in, double *out, int size);
+typedef void (*IdctFunc)(const tran_low_t *in, tran_low_t *out);
+
+class TransTestBase {
+ public:
+  virtual ~TransTestBase() {}
+
+ protected:
+  void RunInvAccuracyCheck() {
+    tran_low_t *input  = new tran_low_t[txfm_size_];
+    tran_low_t *output = new tran_low_t[txfm_size_];
+    double *ref_input  = new double[txfm_size_];
+    double *ref_output = new double[txfm_size_];
+
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    const int count_test_block = 5000;
+    for (int ti =  0; ti < count_test_block; ++ti) {
+      for (int ni = 0; ni < txfm_size_; ++ni) {
+        input[ni] = rnd.Rand8() - rnd.Rand8();
+        ref_input[ni] = static_cast<double>(input[ni]);
+      }
+
+      fwd_txfm_(input, output);
+      fwd_txfm_ref_(ref_input, ref_output, txfm_size_);
+
+      for (int ni = 0; ni < txfm_size_; ++ni) {
+        EXPECT_LE(
+            abs(output[ni] - static_cast<tran_low_t>(round(ref_output[ni]))),
+            max_error_);
+      }
+    }
+
+    delete[] input;
+    delete[] output;
+    delete[] ref_input;
+    delete[] ref_output;
+  }
+
+  double max_error_;
+  int txfm_size_;
+  IdctFunc fwd_txfm_;
+  IdctFuncRef fwd_txfm_ref_;
+};
+
+typedef std::tr1::tuple<IdctFunc, IdctFuncRef, int, int> IdctParam;
+class Vp10InvTxfm
+    : public TransTestBase,
+      public ::testing::TestWithParam<IdctParam> {
+ public:
+  virtual void SetUp() {
+    fwd_txfm_ = GET_PARAM(0);
+    fwd_txfm_ref_ = GET_PARAM(1);
+    txfm_size_ = GET_PARAM(2);
+    max_error_ = GET_PARAM(3);
+  }
+  virtual void TearDown() {}
+};
+
+TEST_P(Vp10InvTxfm, RunInvAccuracyCheck) {
+  RunInvAccuracyCheck();
+}
+
+INSTANTIATE_TEST_CASE_P(
+    C, Vp10InvTxfm,
+    ::testing::Values(
+        IdctParam(&vp10_idct4_c, &reference_idct_1d, 4, 1),
+        IdctParam(&vp10_idct8_c, &reference_idct_1d, 8, 2),
+        IdctParam(&vp10_idct16_c, &reference_idct_1d, 16, 4),
+        IdctParam(&vp10_idct32_c, &reference_idct_1d, 32, 6))
+);
+
+typedef void (*FwdTxfmFunc)(const int16_t *in, tran_low_t *out, int stride);
+typedef void (*InvTxfmFunc)(const tran_low_t *in, uint8_t *out, int stride);
+typedef std::tr1::tuple<FwdTxfmFunc,
+                        InvTxfmFunc,
+                        InvTxfmFunc,
+                        TX_SIZE, int> PartialInvTxfmParam;
+const int kMaxNumCoeffs = 1024;
+class Vp10PartialIDctTest
+    : public ::testing::TestWithParam<PartialInvTxfmParam> {
+ public:
+  virtual ~Vp10PartialIDctTest() {}
+  virtual void SetUp() {
+    ftxfm_ = GET_PARAM(0);
+    full_itxfm_ = GET_PARAM(1);
+    partial_itxfm_ = GET_PARAM(2);
+    tx_size_  = GET_PARAM(3);
+    last_nonzero_ = GET_PARAM(4);
+  }
+
+  virtual void TearDown() { libvpx_test::ClearSystemState(); }
+
+ protected:
+  int last_nonzero_;
+  TX_SIZE tx_size_;
+  FwdTxfmFunc ftxfm_;
+  InvTxfmFunc full_itxfm_;
+  InvTxfmFunc partial_itxfm_;
+};
+
+TEST_P(Vp10PartialIDctTest, RunQuantCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  int size;
+  switch (tx_size_) {
+    case TX_4X4:
+      size = 4;
+      break;
+    case TX_8X8:
+      size = 8;
+      break;
+    case TX_16X16:
+      size = 16;
+      break;
+    case TX_32X32:
+      size = 32;
+      break;
+    default:
+      FAIL() << "Wrong Size!";
+      break;
+  }
+  DECLARE_ALIGNED(16, tran_low_t, test_coef_block1[kMaxNumCoeffs]);
+  DECLARE_ALIGNED(16, tran_low_t, test_coef_block2[kMaxNumCoeffs]);
+  DECLARE_ALIGNED(16, uint8_t, dst1[kMaxNumCoeffs]);
+  DECLARE_ALIGNED(16, uint8_t, dst2[kMaxNumCoeffs]);
+
+  const int count_test_block = 1000;
+  const int block_size = size * size;
+
+  DECLARE_ALIGNED(16, int16_t, input_extreme_block[kMaxNumCoeffs]);
+  DECLARE_ALIGNED(16, tran_low_t, output_ref_block[kMaxNumCoeffs]);
+
+  int max_error = 0;
+  for (int i = 0; i < count_test_block; ++i) {
+    // clear out destination buffer
+    memset(dst1, 0, sizeof(*dst1) * block_size);
+    memset(dst2, 0, sizeof(*dst2) * block_size);
+    memset(test_coef_block1, 0, sizeof(*test_coef_block1) * block_size);
+    memset(test_coef_block2, 0, sizeof(*test_coef_block2) * block_size);
+
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+
+    for (int i = 0; i < count_test_block; ++i) {
+      // Initialize a test block with input range [-255, 255].
+      if (i == 0) {
+        for (int j = 0; j < block_size; ++j)
+          input_extreme_block[j] = 255;
+      } else if (i == 1) {
+        for (int j = 0; j < block_size; ++j)
+          input_extreme_block[j] = -255;
+      } else {
+        for (int j = 0; j < block_size; ++j) {
+          input_extreme_block[j] = rnd.Rand8() % 2 ? 255 : -255;
+        }
+      }
+
+      ftxfm_(input_extreme_block, output_ref_block, size);
+
+      // quantization with maximum allowed step sizes
+      test_coef_block1[0] = (output_ref_block[0] / 1336) * 1336;
+      for (int j = 1; j < last_nonzero_; ++j)
+        test_coef_block1[vp10_default_scan_orders[tx_size_].scan[j]]
+                         = (output_ref_block[j] / 1828) * 1828;
+    }
+
+    ASM_REGISTER_STATE_CHECK(full_itxfm_(test_coef_block1, dst1, size));
+    ASM_REGISTER_STATE_CHECK(partial_itxfm_(test_coef_block1, dst2, size));
+
+    for (int j = 0; j < block_size; ++j) {
+      const int diff = dst1[j] - dst2[j];
+      const int error = diff * diff;
+      if (max_error < error)
+        max_error = error;
+    }
+  }
+
+  EXPECT_EQ(0, max_error)
+      << "Error: partial inverse transform produces different results";
+}
+
+TEST_P(Vp10PartialIDctTest, ResultsMatch) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  int size;
+  switch (tx_size_) {
+    case TX_4X4:
+      size = 4;
+      break;
+    case TX_8X8:
+      size = 8;
+      break;
+    case TX_16X16:
+      size = 16;
+      break;
+    case TX_32X32:
+      size = 32;
+      break;
+    default:
+      FAIL() << "Wrong Size!";
+      break;
+  }
+  DECLARE_ALIGNED(16, tran_low_t, test_coef_block1[kMaxNumCoeffs]);
+  DECLARE_ALIGNED(16, tran_low_t, test_coef_block2[kMaxNumCoeffs]);
+  DECLARE_ALIGNED(16, uint8_t, dst1[kMaxNumCoeffs]);
+  DECLARE_ALIGNED(16, uint8_t, dst2[kMaxNumCoeffs]);
+  const int count_test_block = 1000;
+  const int max_coeff = 32766 / 4;
+  const int block_size = size * size;
+  int max_error = 0;
+  for (int i = 0; i < count_test_block; ++i) {
+    // clear out destination buffer
+    memset(dst1, 0, sizeof(*dst1) * block_size);
+    memset(dst2, 0, sizeof(*dst2) * block_size);
+    memset(test_coef_block1, 0, sizeof(*test_coef_block1) * block_size);
+    memset(test_coef_block2, 0, sizeof(*test_coef_block2) * block_size);
+    int max_energy_leftover = max_coeff * max_coeff;
+    for (int j = 0; j < last_nonzero_; ++j) {
+      int16_t coef = static_cast<int16_t>(sqrt(1.0 * max_energy_leftover) *
+                                          (rnd.Rand16() - 32768) / 65536);
+      max_energy_leftover -= coef * coef;
+      if (max_energy_leftover < 0) {
+        max_energy_leftover = 0;
+        coef = 0;
+      }
+      test_coef_block1[vp10_default_scan_orders[tx_size_].scan[j]] = coef;
+    }
+
+    memcpy(test_coef_block2, test_coef_block1,
+           sizeof(*test_coef_block2) * block_size);
+
+    ASM_REGISTER_STATE_CHECK(full_itxfm_(test_coef_block1, dst1, size));
+    ASM_REGISTER_STATE_CHECK(partial_itxfm_(test_coef_block2, dst2, size));
+
+    for (int j = 0; j < block_size; ++j) {
+      const int diff = dst1[j] - dst2[j];
+      const int error = diff * diff;
+      if (max_error < error)
+        max_error = error;
+    }
+  }
+
+  EXPECT_EQ(0, max_error)
+      << "Error: partial inverse transform produces different results";
+}
+using std::tr1::make_tuple;
+
+INSTANTIATE_TEST_CASE_P(
+    C, Vp10PartialIDctTest,
+    ::testing::Values(
+        make_tuple(&vpx_fdct32x32_c,
+                   &vp10_idct32x32_1024_add_c,
+                   &vp10_idct32x32_34_add_c,
+                   TX_32X32, 34),
+        make_tuple(&vpx_fdct32x32_c,
+                   &vp10_idct32x32_1024_add_c,
+                   &vp10_idct32x32_1_add_c,
+                   TX_32X32, 1),
+        make_tuple(&vpx_fdct16x16_c,
+                   &vp10_idct16x16_256_add_c,
+                   &vp10_idct16x16_10_add_c,
+                   TX_16X16, 10),
+        make_tuple(&vpx_fdct16x16_c,
+                   &vp10_idct16x16_256_add_c,
+                   &vp10_idct16x16_1_add_c,
+                   TX_16X16, 1),
+        make_tuple(&vpx_fdct8x8_c,
+                   &vp10_idct8x8_64_add_c,
+                   &vp10_idct8x8_12_add_c,
+                   TX_8X8, 12),
+        make_tuple(&vpx_fdct8x8_c,
+                   &vp10_idct8x8_64_add_c,
+                   &vp10_idct8x8_1_add_c,
+                   TX_8X8, 1),
+        make_tuple(&vpx_fdct4x4_c,
+                   &vp10_idct4x4_16_add_c,
+                   &vp10_idct4x4_1_add_c,
+                   TX_4X4, 1)));
+}  // namespace

vp10/common/scan.c

@@ -695,6 +695,13 @@ DECLARE_ALIGNED(16, static const int16_t, vp10_default_iscan_32x32[1024]) = {
   1023,
 };
 
+const scan_order vp10_default_scan_orders[TX_SIZES] = {
+  {default_scan_4x4,   vp10_default_iscan_4x4,   default_scan_4x4_neighbors},
+  {default_scan_8x8,   vp10_default_iscan_8x8,   default_scan_8x8_neighbors},
+  {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
+  {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+};
+
 const scan_order vp10_scan_orders[TX_SIZES][TX_TYPES] = {
   {  // TX_4X4
     {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},

vp10/common/scan.h

@@ -29,6 +29,7 @@ typedef struct {
   const int16_t *neighbors;
 } scan_order;
 
+extern const scan_order vp10_default_scan_orders[TX_SIZES];
 extern const scan_order vp10_scan_orders[TX_SIZES][TX_TYPES];
 
 static INLINE int get_coef_context(const int16_t *neighbors,

vp10/common/vp10_inv_txfm.h

+/*
+ *  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.
+ */
+
+#ifndef VPX_DSP_INV_TXFM_H_
+#define VPX_DSP_INV_TXFM_H_
+
+#include <assert.h>
+
+#include "./vpx_config.h"
+#include "vpx_dsp/txfm_common.h"
+#include "vpx_ports/mem.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static INLINE tran_low_t check_range(tran_high_t input) {
+#if CONFIG_COEFFICIENT_RANGE_CHECKING
+  // For valid VP9 input streams, intermediate stage coefficients should always
+  // stay within the range of a signed 16 bit integer. Coefficients can go out
+  // of this range for invalid/corrupt VP9 streams. However, strictly checking
+  // this range for every intermediate coefficient can burdensome for a decoder,
+  // therefore the following assertion is only enabled when configured with
+  // --enable-coefficient-range-checking.
+  assert(INT16_MIN <= input);
+  assert(input <= INT16_MAX);
+#endif  // CONFIG_COEFFICIENT_RANGE_CHECKING
+  return (tran_low_t)input;
+}
+
+static INLINE tran_low_t dct_const_round_shift(tran_high_t input) {
+  tran_high_t rv = ROUND_POWER_OF_TWO(input, DCT_CONST_BITS);
+  return check_range(rv);
+}
+
+#if CONFIG_VP9_HIGHBITDEPTH
+static INLINE tran_low_t highbd_check_range(tran_high_t input,
+                                            int bd) {
+#if CONFIG_COEFFICIENT_RANGE_CHECKING
+  // For valid highbitdepth VP9 streams, intermediate stage coefficients will
+  // stay within the ranges:
+  // - 8 bit: signed 16 bit integer
+  // - 10 bit: signed 18 bit integer
+  // - 12 bit: signed 20 bit integer
+  const int32_t int_max = (1 << (7 + bd)) - 1;
+  const int32_t int_min = -int_max - 1;
+  assert(int_min <= input);
+  assert(input <= int_max);
+  (void) int_min;
+#endif  // CONFIG_COEFFICIENT_RANGE_CHECKING
+  (void) bd;
+  return (tran_low_t)input;
+}
+
+static INLINE tran_low_t highbd_dct_const_round_shift(tran_high_t input,
+                                                      int bd) {
+  tran_high_t rv = ROUND_POWER_OF_TWO(input, DCT_CONST_BITS);
+  return highbd_check_range(rv, bd);
+}
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+#if CONFIG_EMULATE_HARDWARE
+// When CONFIG_EMULATE_HARDWARE is 1 the transform performs a
+// non-normative method to handle overflows. A stream that causes
+// overflows  in the inverse transform is considered invalid in VP9,
+// and a hardware implementer is free to choose any reasonable
+// method to handle overflows. However to aid in hardware
+// verification they can use a specific implementation of the
+// WRAPLOW() macro below that is identical to their intended
+// hardware implementation (and also use configure options to trigger
+// the C-implementation of the transform).
+//
+// The particular WRAPLOW implementation below performs strict
+// overflow wrapping to match common hardware implementations.
+// bd of 8 uses trans_low with 16bits, need to remove 16bits
+// bd of 10 uses trans_low with 18bits, need to remove 14bits
+// bd of 12 uses trans_low with 20bits, need to remove 12bits
+// bd of x uses trans_low with 8+x bits, need to remove 24-x bits
+#define WRAPLOW(x, bd) ((((int32_t)(x)) << (24 - bd)) >> (24 - bd))
+#else
+#define WRAPLOW(x, bd) ((int32_t)(x))
+#endif  // CONFIG_EMULATE_HARDWARE
+
+void vp10_idct4_c(const tran_low_t *input, tran_low_t *output);
+void vp10_idct8_c(const tran_low_t *input, tran_low_t *output);
+void vp10_idct16_c(const tran_low_t *input, tran_low_t *output);
+void vp10_idct32_c(const tran_low_t *input, tran_low_t *output);
+void vp10_iadst4_c(const tran_low_t *input, tran_low_t *output);
+void vp10_iadst8_c(const tran_low_t *input, tran_low_t *output);
+void vp10_iadst16_c(const tran_low_t *input, tran_low_t *output);
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void vp10_highbd_idct4_c(const tran_low_t *input, tran_low_t *output, int bd);
+void vp10_highbd_idct8_c(const tran_low_t *input, tran_low_t *output, int bd);
+void vp10_highbd_idct16_c(const tran_low_t *input, tran_low_t *output, int bd);
+
+void vp10_highbd_iadst4_c(const tran_low_t *input, tran_low_t *output, int bd);
+void vp10_highbd_iadst8_c(const tran_low_t *input, tran_low_t *output, int bd);
+void vp10_highbd_iadst16_c(const tran_low_t *input, tran_low_t *output, int bd);
+
+static INLINE uint16_t highbd_clip_pixel_add(uint16_t dest, tran_high_t trans,
+                                             int bd) {
+  trans = WRAPLOW(trans, bd);
+  return clip_pixel_highbd(WRAPLOW(dest + trans, bd), bd);
+}
+#endif
+
+static INLINE uint8_t clip_pixel_add(uint8_t dest, tran_high_t trans) {
+  trans = WRAPLOW(trans, 8);
+  return clip_pixel(WRAPLOW(dest + trans, 8));
+}
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+#endif  // VPX_DSP_INV_TXFM_H_

vp10/common/vp10_rtcd_defs.pl

@@ -289,6 +289,188 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
   specialize qw/vp10_fwht4x4 msa/, "$mmx_x86inc";
 }
 
+# Inverse transform
+if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
+  # Note as optimized versions of these functions are added we need to add a check to ensure
+  # that when CONFIG_EMULATE_HARDWARE is on, it defaults to the C versions only.
+  add_proto qw/void vp10_idct4x4_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct4x4_1_add/;
+
+  add_proto qw/void vp10_idct4x4_16_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct4x4_16_add/;
+
+  add_proto qw/void vp10_idct8x8_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct8x8_1_add/;
+
+  add_proto qw/void vp10_idct8x8_64_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct8x8_64_add/;
+
+  add_proto qw/void vp10_idct8x8_12_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct8x8_12_add/;
+
+  add_proto qw/void vp10_idct16x16_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct16x16_1_add/;
+
+  add_proto qw/void vp10_idct16x16_256_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct16x16_256_add/;
+
+  add_proto qw/void vp10_idct16x16_10_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct16x16_10_add/;
+
+  add_proto qw/void vp10_idct32x32_1024_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct32x32_1024_add/;
+
+  add_proto qw/void vp10_idct32x32_34_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct32x32_34_add/;
+
+  add_proto qw/void vp10_idct32x32_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_idct32x32_1_add/;
+
+  add_proto qw/void vp10_iwht4x4_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_iwht4x4_1_add/;
+
+  add_proto qw/void vp10_iwht4x4_16_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+  specialize qw/vp10_iwht4x4_16_add/;
+
+  add_proto qw/void vp10_highbd_idct4x4_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_idct4x4_1_add/;
+
+  add_proto qw/void vp10_highbd_idct8x8_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_idct8x8_1_add/;
+
+  add_proto qw/void vp10_highbd_idct16x16_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_idct16x16_1_add/;
+
+  add_proto qw/void vp10_highbd_idct32x32_1024_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_idct32x32_1024_add/;
+
+  add_proto qw/void vp10_highbd_idct32x32_34_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_idct32x32_34_add/;
+
+  add_proto qw/void vp10_highbd_idct32x32_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_idct32x32_1_add/;
+
+  add_proto qw/void vp10_highbd_iwht4x4_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_iwht4x4_1_add/;
+
+  add_proto qw/void vp10_highbd_iwht4x4_16_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+  specialize qw/vp10_highbd_iwht4x4_16_add/;
+
+  # Force C versions if CONFIG_EMULATE_HARDWARE is 1
+  if (vpx_config("CONFIG_EMULATE_HARDWARE") eq "yes") {
+    add_proto qw/void vp10_highbd_idct4x4_16_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct4x4_16_add/;
+
+    add_proto qw/void vp10_highbd_idct8x8_64_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct8x8_64_add/;
+
+    add_proto qw/void vp10_highbd_idct8x8_10_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct8x8_10_add/;
+
+    add_proto qw/void vp10_highbd_idct16x16_256_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct16x16_256_add/;
+
+    add_proto qw/void vp10_highbd_idct16x16_10_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct16x16_10_add/;
+  } else {
+    add_proto qw/void vp10_highbd_idct4x4_16_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct4x4_16_add sse2/;
+
+    add_proto qw/void vp10_highbd_idct8x8_64_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct8x8_64_add sse2/;
+
+    add_proto qw/void vp10_highbd_idct8x8_10_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct8x8_10_add sse2/;
+
+    add_proto qw/void vp10_highbd_idct16x16_256_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct16x16_256_add sse2/;
+
+    add_proto qw/void vp10_highbd_idct16x16_10_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
+    specialize qw/vp10_highbd_idct16x16_10_add sse2/;
+  }  # CONFIG_EMULATE_HARDWARE
+} else {
+  # Force C versions if CONFIG_EMULATE_HARDWARE is 1
+  if (vpx_config("CONFIG_EMULATE_HARDWARE") eq "yes") {
+    add_proto qw/void vp10_idct4x4_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct4x4_1_add/;
+
+    add_proto qw/void vp10_idct4x4_16_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct4x4_16_add/;
+
+    add_proto qw/void vp10_idct8x8_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct8x8_1_add/;
+
+    add_proto qw/void vp10_idct8x8_64_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct8x8_64_add/;
+
+    add_proto qw/void vp10_idct8x8_12_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct8x8_12_add/;
+
+    add_proto qw/void vp10_idct16x16_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct16x16_1_add/;
+
+    add_proto qw/void vp10_idct16x16_256_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct16x16_256_add/;
+
+    add_proto qw/void vp10_idct16x16_10_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
+    specialize qw/vp10_idct16x16_10_add/;