Import aom library

This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.

1 files changed, 699 insertions, 0 deletions

diff --git a/third_party/aom/test/fdct8x8_test.cc b/third_party/aom/test/fdct8x8_test.cc
new file mode 100644
index 000000000..0e86c70aa
--- /dev/null
+++ b/third_party/aom/test/fdct8x8_test.cc
@@ -0,0 +1,699 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+*/
+
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+#include "./av1_rtcd.h"
+#include "./aom_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 "av1/common/entropy.h"
+#include "av1/common/scan.h"
+#include "aom/aom_codec.h"
+#include "aom/aom_integer.h"
+#include "aom_ports/mem.h"
+
+using libaom_test::ACMRandom;
+
+namespace {
+
+const int kNumCoeffs = 64;
+const double kPi = 3.141592653589793238462643383279502884;
+
+const int kSignBiasMaxDiff255 = 1500;
+const int kSignBiasMaxDiff15 = 10000;
+
+typedef void (*FdctFunc)(const int16_t *in, tran_low_t *out, int stride);
+typedef void (*IdctFunc)(const tran_low_t *in, uint8_t *out, int stride);
+typedef void (*FhtFunc)(const int16_t *in, tran_low_t *out, int stride,
+                        int tx_type);
+typedef void (*IhtFunc)(const tran_low_t *in, uint8_t *out, int stride,
+                        int tx_type);
+
+typedef std::tr1::tuple<FdctFunc, IdctFunc, int, aom_bit_depth_t> Dct8x8Param;
+typedef std::tr1::tuple<FhtFunc, IhtFunc, int, aom_bit_depth_t> Ht8x8Param;
+typedef std::tr1::tuple<IdctFunc, IdctFunc, int, aom_bit_depth_t> Idct8x8Param;
+
+void reference_8x8_dct_1d(const double in[8], double out[8]) {
+  const double kInvSqrt2 = 0.707106781186547524400844362104;
+  for (int k = 0; k < 8; k++) {
+    out[k] = 0.0;
+    for (int n = 0; n < 8; n++)
+      out[k] += in[n] * cos(kPi * (2 * n + 1) * k / 16.0);
+    if (k == 0) out[k] = out[k] * kInvSqrt2;
+  }
+}
+
+void reference_8x8_dct_2d(const int16_t input[kNumCoeffs],
+                          double output[kNumCoeffs]) {
+  // First transform columns
+  for (int i = 0; i < 8; ++i) {
+    double temp_in[8], temp_out[8];
+    for (int j = 0; j < 8; ++j) temp_in[j] = input[j * 8 + i];
+    reference_8x8_dct_1d(temp_in, temp_out);
+    for (int j = 0; j < 8; ++j) output[j * 8 + i] = temp_out[j];
+  }
+  // Then transform rows
+  for (int i = 0; i < 8; ++i) {
+    double temp_in[8], temp_out[8];
+    for (int j = 0; j < 8; ++j) temp_in[j] = output[j + i * 8];
+    reference_8x8_dct_1d(temp_in, temp_out);
+    // Scale by some magic number
+    for (int j = 0; j < 8; ++j) output[j + i * 8] = temp_out[j] * 2;
+  }
+}
+
+void fdct8x8_ref(const int16_t *in, tran_low_t *out, int stride,
+                 int /*tx_type*/) {
+  aom_fdct8x8_c(in, out, stride);
+}
+
+void fht8x8_ref(const int16_t *in, tran_low_t *out, int stride, int tx_type) {
+  av1_fht8x8_c(in, out, stride, tx_type);
+}
+
+#if CONFIG_HIGHBITDEPTH
+void iht8x8_10(const tran_low_t *in, uint8_t *out, int stride, int tx_type) {
+  av1_highbd_iht8x8_64_add_c(in, out, stride, tx_type, 10);
+}
+
+void iht8x8_12(const tran_low_t *in, uint8_t *out, int stride, int tx_type) {
+  av1_highbd_iht8x8_64_add_c(in, out, stride, tx_type, 12);
+}
+
+#endif  // CONFIG_HIGHBITDEPTH
+
+class FwdTrans8x8TestBase {
+ public:
+  virtual ~FwdTrans8x8TestBase() {}
+
+ protected:
+  virtual void RunFwdTxfm(int16_t *in, tran_low_t *out, int stride) = 0;
+  virtual void RunInvTxfm(tran_low_t *out, uint8_t *dst, int stride) = 0;
+
+  void RunSignBiasCheck() {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    DECLARE_ALIGNED(16, int16_t, test_input_block[64]);
+    DECLARE_ALIGNED(16, tran_low_t, test_output_block[64]);
+    int count_sign_block[64][2];
+    const int count_test_block = 100000;
+
+    memset(count_sign_block, 0, sizeof(count_sign_block));
+
+    for (int i = 0; i < count_test_block; ++i) {
+      // Initialize a test block with input range [-255, 255].
+      for (int j = 0; j < 64; ++j)
+        test_input_block[j] = ((rnd.Rand16() >> (16 - bit_depth_)) & mask_) -
+                              ((rnd.Rand16() >> (16 - bit_depth_)) & mask_);
+      ASM_REGISTER_STATE_CHECK(
+          RunFwdTxfm(test_input_block, test_output_block, pitch_));
+
+      for (int j = 0; j < 64; ++j) {
+        if (test_output_block[j] < 0)
+          ++count_sign_block[j][0];
+        else if (test_output_block[j] > 0)
+          ++count_sign_block[j][1];
+      }
+    }
+
+    for (int j = 0; j < 64; ++j) {
+      const int diff = abs(count_sign_block[j][0] - count_sign_block[j][1]);
+      const int max_diff = kSignBiasMaxDiff255;
+      EXPECT_LT(diff, max_diff << (bit_depth_ - 8))
+          << "Error: 8x8 FDCT/FHT has a sign bias > "
+          << 1. * max_diff / count_test_block * 100 << "%"
+          << " for input range [-255, 255] at index " << j
+          << " count0: " << count_sign_block[j][0]
+          << " count1: " << count_sign_block[j][1] << " diff: " << diff;
+    }
+
+    memset(count_sign_block, 0, sizeof(count_sign_block));
+
+    for (int i = 0; i < count_test_block; ++i) {
+      // Initialize a test block with input range [-mask_ / 16, mask_ / 16].
+      for (int j = 0; j < 64; ++j)
+        test_input_block[j] =
+            ((rnd.Rand16() & mask_) >> 4) - ((rnd.Rand16() & mask_) >> 4);
+      ASM_REGISTER_STATE_CHECK(
+          RunFwdTxfm(test_input_block, test_output_block, pitch_));
+
+      for (int j = 0; j < 64; ++j) {
+        if (test_output_block[j] < 0)
+          ++count_sign_block[j][0];
+        else if (test_output_block[j] > 0)
+          ++count_sign_block[j][1];
+      }
+    }
+
+    for (int j = 0; j < 64; ++j) {
+      const int diff = abs(count_sign_block[j][0] - count_sign_block[j][1]);
+      const int max_diff = kSignBiasMaxDiff15;
+      EXPECT_LT(diff, max_diff << (bit_depth_ - 8))
+          << "Error: 8x8 FDCT/FHT has a sign bias > "
+          << 1. * max_diff / count_test_block * 100 << "%"
+          << " for input range [-15, 15] at index " << j
+          << " count0: " << count_sign_block[j][0]
+          << " count1: " << count_sign_block[j][1] << " diff: " << diff;
+    }
+  }
+
+  void RunRoundTripErrorCheck() {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    int max_error = 0;
+    int total_error = 0;
+    const int count_test_block = 100000;
+    DECLARE_ALIGNED(16, int16_t, test_input_block[64]);
+    DECLARE_ALIGNED(16, tran_low_t, test_temp_block[64]);
+    DECLARE_ALIGNED(16, uint8_t, dst[64]);
+    DECLARE_ALIGNED(16, uint8_t, src[64]);
+#if CONFIG_HIGHBITDEPTH
+    DECLARE_ALIGNED(16, uint16_t, dst16[64]);
+    DECLARE_ALIGNED(16, uint16_t, src16[64]);
+#endif
+
+    for (int i = 0; i < count_test_block; ++i) {
+      // Initialize a test block with input range [-mask_, mask_].
+      for (int j = 0; j < 64; ++j) {
+        if (bit_depth_ == AOM_BITS_8) {
+          src[j] = rnd.Rand8();
+          dst[j] = rnd.Rand8();
+          test_input_block[j] = src[j] - dst[j];
+#if CONFIG_HIGHBITDEPTH
+        } else {
+          src16[j] = rnd.Rand16() & mask_;
+          dst16[j] = rnd.Rand16() & mask_;
+          test_input_block[j] = src16[j] - dst16[j];
+#endif
+        }
+      }
+
+      ASM_REGISTER_STATE_CHECK(
+          RunFwdTxfm(test_input_block, test_temp_block, pitch_));
+      for (int j = 0; j < 64; ++j) {
+        if (test_temp_block[j] > 0) {
+          test_temp_block[j] += 2;
+          test_temp_block[j] /= 4;
+          test_temp_block[j] *= 4;
+        } else {
+          test_temp_block[j] -= 2;
+          test_temp_block[j] /= 4;
+          test_temp_block[j] *= 4;
+        }
+      }
+      if (bit_depth_ == AOM_BITS_8) {
+        ASM_REGISTER_STATE_CHECK(RunInvTxfm(test_temp_block, dst, pitch_));
+#if CONFIG_HIGHBITDEPTH
+      } else {
+        ASM_REGISTER_STATE_CHECK(
+            RunInvTxfm(test_temp_block, CONVERT_TO_BYTEPTR(dst16), pitch_));
+#endif
+      }
+
+      for (int j = 0; j < 64; ++j) {
+#if CONFIG_HIGHBITDEPTH
+        const int diff =
+            bit_depth_ == AOM_BITS_8 ? dst[j] - src[j] : dst16[j] - src16[j];
+#else
+        const int diff = dst[j] - src[j];
+#endif
+        const int error = diff * diff;
+        if (max_error < error) max_error = error;
+        total_error += error;
+      }
+    }
+
+    EXPECT_GE(1 << 2 * (bit_depth_ - 8), max_error)
+        << "Error: 8x8 FDCT/IDCT or FHT/IHT has an individual"
+        << " roundtrip error > 1";
+
+    EXPECT_GE((count_test_block << 2 * (bit_depth_ - 8)) / 5, total_error)
+        << "Error: 8x8 FDCT/IDCT or FHT/IHT has average roundtrip "
+        << "error > 1/5 per block";
+  }
+
+  void RunExtremalCheck() {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    int max_error = 0;
+    int total_error = 0;
+    int total_coeff_error = 0;
+    const int count_test_block = 100000;
+    DECLARE_ALIGNED(16, int16_t, test_input_block[64]);
+    DECLARE_ALIGNED(16, tran_low_t, test_temp_block[64]);
+    DECLARE_ALIGNED(16, tran_low_t, ref_temp_block[64]);
+    DECLARE_ALIGNED(16, uint8_t, dst[64]);
+    DECLARE_ALIGNED(16, uint8_t, src[64]);
+#if CONFIG_HIGHBITDEPTH
+    DECLARE_ALIGNED(16, uint16_t, dst16[64]);
+    DECLARE_ALIGNED(16, uint16_t, src16[64]);
+#endif
+
+    for (int i = 0; i < count_test_block; ++i) {
+      // Initialize a test block with input range [-mask_, mask_].
+      for (int j = 0; j < 64; ++j) {
+        if (bit_depth_ == AOM_BITS_8) {
+          if (i == 0) {
+            src[j] = 255;
+            dst[j] = 0;
+          } else if (i == 1) {
+            src[j] = 0;
+            dst[j] = 255;
+          } else {
+            src[j] = rnd.Rand8() % 2 ? 255 : 0;
+            dst[j] = rnd.Rand8() % 2 ? 255 : 0;
+          }
+          test_input_block[j] = src[j] - dst[j];
+#if CONFIG_HIGHBITDEPTH
+        } else {
+          if (i == 0) {
+            src16[j] = mask_;
+            dst16[j] = 0;
+          } else if (i == 1) {
+            src16[j] = 0;
+            dst16[j] = mask_;
+          } else {
+            src16[j] = rnd.Rand8() % 2 ? mask_ : 0;
+            dst16[j] = rnd.Rand8() % 2 ? mask_ : 0;
+          }
+          test_input_block[j] = src16[j] - dst16[j];
+#endif
+        }
+      }
+
+      ASM_REGISTER_STATE_CHECK(
+          RunFwdTxfm(test_input_block, test_temp_block, pitch_));
+      ASM_REGISTER_STATE_CHECK(
+          fwd_txfm_ref(test_input_block, ref_temp_block, pitch_, tx_type_));
+      if (bit_depth_ == AOM_BITS_8) {
+        ASM_REGISTER_STATE_CHECK(RunInvTxfm(test_temp_block, dst, pitch_));
+#if CONFIG_HIGHBITDEPTH
+      } else {
+        ASM_REGISTER_STATE_CHECK(
+            RunInvTxfm(test_temp_block, CONVERT_TO_BYTEPTR(dst16), pitch_));
+#endif
+      }
+
+      for (int j = 0; j < 64; ++j) {
+#if CONFIG_HIGHBITDEPTH
+        const int diff =
+            bit_depth_ == AOM_BITS_8 ? dst[j] - src[j] : dst16[j] - src16[j];
+#else
+        const int diff = dst[j] - src[j];
+#endif
+        const int error = diff * diff;
+        if (max_error < error) max_error = error;
+        total_error += error;
+
+        const int coeff_diff = test_temp_block[j] - ref_temp_block[j];
+        total_coeff_error += abs(coeff_diff);
+      }
+
+      EXPECT_GE(1 << 2 * (bit_depth_ - 8), max_error)
+          << "Error: Extremal 8x8 FDCT/IDCT or FHT/IHT has"
+          << "an individual roundtrip error > 1";
+
+      EXPECT_GE((count_test_block << 2 * (bit_depth_ - 8)) / 5, total_error)
+          << "Error: Extremal 8x8 FDCT/IDCT or FHT/IHT has average"
+          << " roundtrip error > 1/5 per block";
+
+      EXPECT_EQ(0, total_coeff_error)
+          << "Error: Extremal 8x8 FDCT/FHT has"
+          << "overflow issues in the intermediate steps > 1";
+    }
+  }
+
+  void RunInvAccuracyCheck() {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    const int count_test_block = 1000;
+    DECLARE_ALIGNED(16, int16_t, in[kNumCoeffs]);
+    DECLARE_ALIGNED(16, tran_low_t, coeff[kNumCoeffs]);
+    DECLARE_ALIGNED(16, uint8_t, dst[kNumCoeffs]);
+    DECLARE_ALIGNED(16, uint8_t, src[kNumCoeffs]);
+#if CONFIG_HIGHBITDEPTH
+    DECLARE_ALIGNED(16, uint16_t, src16[kNumCoeffs]);
+    DECLARE_ALIGNED(16, uint16_t, dst16[kNumCoeffs]);
+#endif
+
+    for (int i = 0; i < count_test_block; ++i) {
+      double out_r[kNumCoeffs];
+
+      // Initialize a test block with input range [-255, 255].
+      for (int j = 0; j < kNumCoeffs; ++j) {
+        if (bit_depth_ == AOM_BITS_8) {
+          src[j] = rnd.Rand8() % 2 ? 255 : 0;
+          dst[j] = src[j] > 0 ? 0 : 255;
+          in[j] = src[j] - dst[j];
+#if CONFIG_HIGHBITDEPTH
+        } else {
+          src16[j] = rnd.Rand8() % 2 ? mask_ : 0;
+          dst16[j] = src16[j] > 0 ? 0 : mask_;
+          in[j] = src16[j] - dst16[j];
+#endif
+        }
+      }
+
+      reference_8x8_dct_2d(in, out_r);
+      for (int j = 0; j < kNumCoeffs; ++j)
+        coeff[j] = static_cast<tran_low_t>(round(out_r[j]));
+
+      if (bit_depth_ == AOM_BITS_8) {
+        ASM_REGISTER_STATE_CHECK(RunInvTxfm(coeff, dst, pitch_));
+#if CONFIG_HIGHBITDEPTH
+      } else {
+        ASM_REGISTER_STATE_CHECK(
+            RunInvTxfm(coeff, CONVERT_TO_BYTEPTR(dst16), pitch_));
+#endif
+      }
+
+      for (int j = 0; j < kNumCoeffs; ++j) {
+#if CONFIG_HIGHBITDEPTH
+        const int diff =
+            bit_depth_ == AOM_BITS_8 ? dst[j] - src[j] : dst16[j] - src16[j];
+#else
+        const int diff = dst[j] - src[j];
+#endif
+        const uint32_t error = diff * diff;
+        EXPECT_GE(1u << 2 * (bit_depth_ - 8), error)
+            << "Error: 8x8 IDCT has error " << error << " at index " << j;
+      }
+    }
+  }
+
+  void RunFwdAccuracyCheck() {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    const int count_test_block = 1000;
+    DECLARE_ALIGNED(16, int16_t, in[kNumCoeffs]);
+    DECLARE_ALIGNED(16, tran_low_t, coeff_r[kNumCoeffs]);
+    DECLARE_ALIGNED(16, tran_low_t, coeff[kNumCoeffs]);
+
+    for (int i = 0; i < count_test_block; ++i) {
+      double out_r[kNumCoeffs];
+
+      // Initialize a test block with input range [-mask_, mask_].
+      for (int j = 0; j < kNumCoeffs; ++j)
+        in[j] = rnd.Rand8() % 2 == 0 ? mask_ : -mask_;
+
+      RunFwdTxfm(in, coeff, pitch_);
+      reference_8x8_dct_2d(in, out_r);
+      for (int j = 0; j < kNumCoeffs; ++j)
+        coeff_r[j] = static_cast<tran_low_t>(round(out_r[j]));
+
+      for (int j = 0; j < kNumCoeffs; ++j) {
+        const int32_t diff = coeff[j] - coeff_r[j];
+        const uint32_t error = diff * diff;
+        EXPECT_GE(9u << 2 * (bit_depth_ - 8), error)
+            << "Error: 8x8 DCT has error " << error << " at index " << j;
+      }
+    }
+  }
+
+  void CompareInvReference(IdctFunc ref_txfm, int thresh) {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    const int count_test_block = 10000;
+    const int eob = 12;
+    DECLARE_ALIGNED(16, tran_low_t, coeff[kNumCoeffs]);
+    DECLARE_ALIGNED(16, uint8_t, dst[kNumCoeffs]);
+    DECLARE_ALIGNED(16, uint8_t, ref[kNumCoeffs]);
+#if CONFIG_HIGHBITDEPTH
+    DECLARE_ALIGNED(16, uint16_t, dst16[kNumCoeffs]);
+    DECLARE_ALIGNED(16, uint16_t, ref16[kNumCoeffs]);
+#endif
+    const int16_t *scan = av1_default_scan_orders[TX_8X8].scan;
+
+    for (int i = 0; i < count_test_block; ++i) {
+      for (int j = 0; j < kNumCoeffs; ++j) {
+        if (j < eob) {
+          // Random values less than the threshold, either positive or negative
+          coeff[scan[j]] = rnd(thresh) * (1 - 2 * (i % 2));
+        } else {
+          coeff[scan[j]] = 0;
+        }
+        if (bit_depth_ == AOM_BITS_8) {
+          dst[j] = 0;
+          ref[j] = 0;
+#if CONFIG_HIGHBITDEPTH
+        } else {
+          dst16[j] = 0;
+          ref16[j] = 0;
+#endif
+        }
+      }
+      if (bit_depth_ == AOM_BITS_8) {
+        ref_txfm(coeff, ref, pitch_);
+        ASM_REGISTER_STATE_CHECK(RunInvTxfm(coeff, dst, pitch_));
+#if CONFIG_HIGHBITDEPTH
+      } else {
+        ref_txfm(coeff, CONVERT_TO_BYTEPTR(ref16), pitch_);
+        ASM_REGISTER_STATE_CHECK(
+            RunInvTxfm(coeff, CONVERT_TO_BYTEPTR(dst16), pitch_));
+#endif
+      }
+
+      for (int j = 0; j < kNumCoeffs; ++j) {
+#if CONFIG_HIGHBITDEPTH
+        const int diff =
+            bit_depth_ == AOM_BITS_8 ? dst[j] - ref[j] : dst16[j] - ref16[j];
+#else
+        const int diff = dst[j] - ref[j];
+#endif
+        const uint32_t error = diff * diff;
+        EXPECT_EQ(0u, error) << "Error: 8x8 IDCT has error " << error
+                             << " at index " << j;
+      }
+    }
+  }
+  int pitch_;
+  int tx_type_;
+  FhtFunc fwd_txfm_ref;
+  aom_bit_depth_t bit_depth_;
+  int mask_;
+};
+
+class FwdTrans8x8DCT : public FwdTrans8x8TestBase,
+                       public ::testing::TestWithParam<Dct8x8Param> {
+ public:
+  virtual ~FwdTrans8x8DCT() {}
+
+  virtual void SetUp() {
+    fwd_txfm_ = GET_PARAM(0);
+    inv_txfm_ = GET_PARAM(1);
+    tx_type_ = GET_PARAM(2);
+    pitch_ = 8;
+    fwd_txfm_ref = fdct8x8_ref;
+    bit_depth_ = GET_PARAM(3);
+    mask_ = (1 << bit_depth_) - 1;
+  }
+
+  virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+  void RunFwdTxfm(int16_t *in, tran_low_t *out, int stride) {
+    fwd_txfm_(in, out, stride);
+  }
+  void RunInvTxfm(tran_low_t *out, uint8_t *dst, int stride) {
+    inv_txfm_(out, dst, stride);
+  }
+
+  FdctFunc fwd_txfm_;
+  IdctFunc inv_txfm_;
+};
+
+TEST_P(FwdTrans8x8DCT, SignBiasCheck) { RunSignBiasCheck(); }
+
+TEST_P(FwdTrans8x8DCT, RoundTripErrorCheck) { RunRoundTripErrorCheck(); }
+
+TEST_P(FwdTrans8x8DCT, ExtremalCheck) { RunExtremalCheck(); }
+
+TEST_P(FwdTrans8x8DCT, FwdAccuracyCheck) { RunFwdAccuracyCheck(); }
+
+TEST_P(FwdTrans8x8DCT, InvAccuracyCheck) { RunInvAccuracyCheck(); }
+
+class FwdTrans8x8HT : public FwdTrans8x8TestBase,
+                      public ::testing::TestWithParam<Ht8x8Param> {
+ public:
+  virtual ~FwdTrans8x8HT() {}
+
+  virtual void SetUp() {
+    fwd_txfm_ = GET_PARAM(0);
+    inv_txfm_ = GET_PARAM(1);
+    tx_type_ = GET_PARAM(2);
+    pitch_ = 8;
+    fwd_txfm_ref = fht8x8_ref;
+    bit_depth_ = GET_PARAM(3);
+    mask_ = (1 << bit_depth_) - 1;
+  }
+
+  virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+  void RunFwdTxfm(int16_t *in, tran_low_t *out, int stride) {
+    fwd_txfm_(in, out, stride, tx_type_);
+  }
+  void RunInvTxfm(tran_low_t *out, uint8_t *dst, int stride) {
+    inv_txfm_(out, dst, stride, tx_type_);
+  }
+
+  FhtFunc fwd_txfm_;
+  IhtFunc inv_txfm_;
+};
+
+TEST_P(FwdTrans8x8HT, SignBiasCheck) { RunSignBiasCheck(); }
+
+TEST_P(FwdTrans8x8HT, RoundTripErrorCheck) { RunRoundTripErrorCheck(); }
+
+TEST_P(FwdTrans8x8HT, ExtremalCheck) { RunExtremalCheck(); }
+
+class InvTrans8x8DCT : public FwdTrans8x8TestBase,
+                       public ::testing::TestWithParam<Idct8x8Param> {
+ public:
+  virtual ~InvTrans8x8DCT() {}
+
+  virtual void SetUp() {
+    ref_txfm_ = GET_PARAM(0);
+    inv_txfm_ = GET_PARAM(1);
+    thresh_ = GET_PARAM(2);
+    pitch_ = 8;
+    bit_depth_ = GET_PARAM(3);
+    mask_ = (1 << bit_depth_) - 1;
+  }
+
+  virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+  void RunInvTxfm(tran_low_t *out, uint8_t *dst, int stride) {
+    inv_txfm_(out, dst, stride);
+  }
+  void RunFwdTxfm(int16_t * /*out*/, tran_low_t * /*dst*/, int /*stride*/) {}
+
+  IdctFunc ref_txfm_;
+  IdctFunc inv_txfm_;
+  int thresh_;
+};
+
+TEST_P(InvTrans8x8DCT, CompareReference) {
+  CompareInvReference(ref_txfm_, thresh_);
+}
+
+using std::tr1::make_tuple;
+
+#if CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(C, FwdTrans8x8DCT,
+                        ::testing::Values(make_tuple(&aom_fdct8x8_c,
+                                                     &aom_idct8x8_64_add_c, 0,
+                                                     AOM_BITS_8)));
+#else
+INSTANTIATE_TEST_CASE_P(C, FwdTrans8x8DCT,
+                        ::testing::Values(make_tuple(&aom_fdct8x8_c,
+                                                     &aom_idct8x8_64_add_c, 0,
+                                                     AOM_BITS_8)));
+#endif  // CONFIG_HIGHBITDEPTH
+
+#if CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(
+    C, FwdTrans8x8HT,
+    ::testing::Values(
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 0, AOM_BITS_8),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_10, 0, AOM_BITS_10),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_10, 1, AOM_BITS_10),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_10, 2, AOM_BITS_10),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_10, 3, AOM_BITS_10),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_12, 0, AOM_BITS_12),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_12, 1, AOM_BITS_12),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_12, 2, AOM_BITS_12),
+        make_tuple(&av1_highbd_fht8x8_c, &iht8x8_12, 3, AOM_BITS_12),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 1, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 2, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 3, AOM_BITS_8)));
+#else
+INSTANTIATE_TEST_CASE_P(
+    C, FwdTrans8x8HT,
+    ::testing::Values(
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 0, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 1, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 2, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_c, 3, AOM_BITS_8)));
+#endif  // CONFIG_HIGHBITDEPTH
+
+#if HAVE_NEON_ASM && !CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(NEON, FwdTrans8x8DCT,
+                        ::testing::Values(make_tuple(&aom_fdct8x8_neon,
+                                                     &aom_idct8x8_64_add_neon,
+                                                     0, AOM_BITS_8)));
+#endif  // HAVE_NEON_ASM && !CONFIG_HIGHBITDEPTH
+
+#if HAVE_NEON && !CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(
+    NEON, FwdTrans8x8HT,
+    ::testing::Values(
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_neon, 0, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_neon, 1, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_neon, 2, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_c, &av1_iht8x8_64_add_neon, 3, AOM_BITS_8)));
+#endif  // HAVE_NEON && !CONFIG_HIGHBITDEPTH
+
+#if HAVE_SSE2 && !CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(SSE2, FwdTrans8x8DCT,
+                        ::testing::Values(make_tuple(&aom_fdct8x8_sse2,
+                                                     &aom_idct8x8_64_add_sse2,
+                                                     0, AOM_BITS_8)));
+INSTANTIATE_TEST_CASE_P(
+    SSE2, FwdTrans8x8HT,
+    ::testing::Values(
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_sse2, 0, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_sse2, 1, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_sse2, 2, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_sse2, 3, AOM_BITS_8)));
+#endif  // HAVE_SSE2 && !CONFIG_HIGHBITDEPTH
+
+#if HAVE_SSE2 && CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(SSE2, FwdTrans8x8DCT,
+                        ::testing::Values(make_tuple(&aom_fdct8x8_sse2,
+                                                     &aom_idct8x8_64_add_c, 0,
+                                                     AOM_BITS_8)));
+
+INSTANTIATE_TEST_CASE_P(
+    SSE2, FwdTrans8x8HT,
+    ::testing::Values(
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_c, 0, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_c, 1, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_c, 2, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_sse2, &av1_iht8x8_64_add_c, 3, AOM_BITS_8)));
+
+#endif  // HAVE_SSE2 && CONFIG_HIGHBITDEPTH
+
+#if HAVE_SSSE3 && ARCH_X86_64
+INSTANTIATE_TEST_CASE_P(SSSE3, FwdTrans8x8DCT,
+                        ::testing::Values(make_tuple(&aom_fdct8x8_ssse3,
+                                                     &aom_idct8x8_64_add_ssse3,
+                                                     0, AOM_BITS_8)));
+#endif
+
+#if HAVE_MSA && !CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(MSA, FwdTrans8x8DCT,
+                        ::testing::Values(make_tuple(&aom_fdct8x8_msa,
+                                                     &aom_idct8x8_64_add_msa, 0,
+                                                     AOM_BITS_8)));
+#if !CONFIG_EXT_TX
+INSTANTIATE_TEST_CASE_P(
+    MSA, FwdTrans8x8HT,
+    ::testing::Values(
+        make_tuple(&av1_fht8x8_msa, &av1_iht8x8_64_add_msa, 0, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_msa, &av1_iht8x8_64_add_msa, 1, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_msa, &av1_iht8x8_64_add_msa, 2, AOM_BITS_8),
+        make_tuple(&av1_fht8x8_msa, &av1_iht8x8_64_add_msa, 3, AOM_BITS_8)));
+#endif  // !CONFIG_EXT_TX
+#endif  // HAVE_MSA && !CONFIG_HIGHBITDEPTH
+}  // namespace