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Unified Diff: third_party/libvpx/source/libvpx/test/fdct8x8_test.cc

Issue 1158913006: Move libvpx from DEPS to src (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: add DEPS file with #include paths Created 5 years, 7 months ago
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Index: third_party/libvpx/source/libvpx/test/fdct8x8_test.cc
diff --git a/third_party/libvpx/source/libvpx/test/fdct8x8_test.cc b/third_party/libvpx/source/libvpx/test/fdct8x8_test.cc
new file mode 100644
index 0000000000000000000000000000000000000000..795a60863f74f4f1f0d4e835dd358a2811ee55bc
--- /dev/null
+++ b/third_party/libvpx/source/libvpx/test/fdct8x8_test.cc
@@ -0,0 +1,780 @@
+/*
+ * Copyright (c) 2012 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 "test/acm_random.h"
+#include "test/clear_system_state.h"
+#include "test/register_state_check.h"
+#include "test/util.h"
+
+#include "./vp9_rtcd.h"
+#include "vp9/common/vp9_entropy.h"
+#include "vpx/vpx_codec.h"
+#include "vpx/vpx_integer.h"
+
+const int kNumCoeffs = 64;
+const double kPi = 3.141592653589793238462643383279502884;
+void reference_8x8_dct_1d(const double in[8], double out[8], int stride) {
+ 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, 1);
+ 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, 1);
+ // Scale by some magic number
+ for (int j = 0; j < 8; ++j)
+ output[j + i * 8] = temp_out[j] * 2;
+ }
+}
+
+using libvpx_test::ACMRandom;
+
+namespace {
+
+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, vpx_bit_depth_t> Dct8x8Param;
+typedef std::tr1::tuple<FhtFunc, IhtFunc, int, vpx_bit_depth_t> Ht8x8Param;
+typedef std::tr1::tuple<IdctFunc, IdctFunc, int, vpx_bit_depth_t> Idct8x8Param;
+
+void fdct8x8_ref(const int16_t *in, tran_low_t *out, int stride, int tx_type) {
+ vp9_fdct8x8_c(in, out, stride);
+}
+
+void fht8x8_ref(const int16_t *in, tran_low_t *out, int stride, int tx_type) {
+ vp9_fht8x8_c(in, out, stride, tx_type);
+}
+
+#if CONFIG_VP9_HIGHBITDEPTH
+void idct8x8_10(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_64_add_c(in, out, stride, 10);
+}
+
+void idct8x8_12(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_64_add_c(in, out, stride, 12);
+}
+
+void iht8x8_10(const tran_low_t *in, uint8_t *out, int stride, int tx_type) {
+ vp9_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) {
+ vp9_highbd_iht8x8_64_add_c(in, out, stride, tx_type, 12);
+}
+
+void idct8x8_10_add_10_c(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_10_add_c(in, out, stride, 10);
+}
+
+void idct8x8_10_add_12_c(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_10_add_c(in, out, stride, 12);
+}
+
+#if HAVE_SSE2
+void idct8x8_10_add_10_sse2(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_10_add_sse2(in, out, stride, 10);
+}
+
+void idct8x8_10_add_12_sse2(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_10_add_sse2(in, out, stride, 12);
+}
+
+void idct8x8_64_add_10_sse2(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_64_add_sse2(in, out, stride, 10);
+}
+
+void idct8x8_64_add_12_sse2(const tran_low_t *in, uint8_t *out, int stride) {
+ vp9_highbd_idct8x8_64_add_sse2(in, out, stride, 12);
+}
+#endif // HAVE_SSE2
+#endif // CONFIG_VP9_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_VP9_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_ == VPX_BITS_8) {
+ src[j] = rnd.Rand8();
+ dst[j] = rnd.Rand8();
+ test_input_block[j] = src[j] - dst[j];
+#if CONFIG_VP9_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_ == VPX_BITS_8) {
+ ASM_REGISTER_STATE_CHECK(
+ RunInvTxfm(test_temp_block, dst, pitch_));
+#if CONFIG_VP9_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_VP9_HIGHBITDEPTH
+ const int diff =
+ bit_depth_ == VPX_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_VP9_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_ == VPX_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_VP9_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_ == VPX_BITS_8) {
+ ASM_REGISTER_STATE_CHECK(
+ RunInvTxfm(test_temp_block, dst, pitch_));
+#if CONFIG_VP9_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_VP9_HIGHBITDEPTH
+ const int diff =
+ bit_depth_ == VPX_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_VP9_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_ == VPX_BITS_8) {
+ src[j] = rnd.Rand8() % 2 ? 255 : 0;
+ dst[j] = src[j] > 0 ? 0 : 255;
+ in[j] = src[j] - dst[j];
+#if CONFIG_VP9_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_ == VPX_BITS_8) {
+ ASM_REGISTER_STATE_CHECK(RunInvTxfm(coeff, dst, pitch_));
+#if CONFIG_VP9_HIGHBITDEPTH
+ } else {
+ ASM_REGISTER_STATE_CHECK(RunInvTxfm(coeff, CONVERT_TO_BYTEPTR(dst16),
+ pitch_));
+#endif
+ }
+
+ for (int j = 0; j < kNumCoeffs; ++j) {
+#if CONFIG_VP9_HIGHBITDEPTH
+ const uint32_t diff =
+ bit_depth_ == VPX_BITS_8 ? dst[j] - src[j] : dst16[j] - src16[j];
+#else
+ const uint32_t 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 uint32_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_VP9_HIGHBITDEPTH
+ DECLARE_ALIGNED(16, uint16_t, dst16[kNumCoeffs]);
+ DECLARE_ALIGNED(16, uint16_t, ref16[kNumCoeffs]);
+#endif
+ const int16_t *scan = vp9_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_ == VPX_BITS_8) {
+ dst[j] = 0;
+ ref[j] = 0;
+#if CONFIG_VP9_HIGHBITDEPTH
+ } else {
+ dst16[j] = 0;
+ ref16[j] = 0;
+#endif
+ }
+ }
+ if (bit_depth_ == VPX_BITS_8) {
+ ref_txfm(coeff, ref, pitch_);
+ ASM_REGISTER_STATE_CHECK(RunInvTxfm(coeff, dst, pitch_));
+#if CONFIG_VP9_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_VP9_HIGHBITDEPTH
+ const uint32_t diff =
+ bit_depth_ == VPX_BITS_8 ? dst[j] - ref[j] : dst16[j] - ref16[j];
+#else
+ const uint32_t 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;
+ vpx_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() { libvpx_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() { libvpx_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() { libvpx_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_VP9_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(
+ C, FwdTrans8x8DCT,
+ ::testing::Values(
+ make_tuple(&vp9_fdct8x8_c, &vp9_idct8x8_64_add_c, 0, VPX_BITS_8),
+ make_tuple(&vp9_highbd_fdct8x8_c, &idct8x8_10, 0, VPX_BITS_10),
+ make_tuple(&vp9_highbd_fdct8x8_c, &idct8x8_12, 0, VPX_BITS_12)));
+#else
+INSTANTIATE_TEST_CASE_P(
+ C, FwdTrans8x8DCT,
+ ::testing::Values(
+ make_tuple(&vp9_fdct8x8_c, &vp9_idct8x8_64_add_c, 0, VPX_BITS_8)));
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+#if CONFIG_VP9_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(
+ C, FwdTrans8x8HT,
+ ::testing::Values(
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 0, VPX_BITS_8),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_10, 0, VPX_BITS_10),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_10, 1, VPX_BITS_10),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_10, 2, VPX_BITS_10),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_10, 3, VPX_BITS_10),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_12, 0, VPX_BITS_12),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_12, 1, VPX_BITS_12),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_12, 2, VPX_BITS_12),
+ make_tuple(&vp9_highbd_fht8x8_c, &iht8x8_12, 3, VPX_BITS_12),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 1, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 2, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 3, VPX_BITS_8)));
+#else
+// TODO(jingning): re-enable after this handles the expanded range [0, 65535]
+// returned from Rand16().
+INSTANTIATE_TEST_CASE_P(
+ C, FwdTrans8x8HT,
+ ::testing::Values(
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 0, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 1, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 2, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_c, 3, VPX_BITS_8)));
+#endif // CONFIG_VP9_HIGHBITDEPTH
+
+#if HAVE_NEON_ASM && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+// TODO(jingning): re-enable after this handles the expanded range [0, 65535]
+// returned from Rand16().
+INSTANTIATE_TEST_CASE_P(
+ NEON, FwdTrans8x8DCT,
+ ::testing::Values(
+ make_tuple(&vp9_fdct8x8_neon, &vp9_idct8x8_64_add_neon, 0,
+ VPX_BITS_8)));
+#endif // HAVE_NEON_ASM && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+
+#if HAVE_NEON && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+INSTANTIATE_TEST_CASE_P(
+ NEON, FwdTrans8x8HT,
+ ::testing::Values(
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_neon, 0, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_neon, 1, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_neon, 2, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_c, &vp9_iht8x8_64_add_neon, 3, VPX_BITS_8)));
+#endif // HAVE_NEON && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+
+#if HAVE_SSE2 && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+// TODO(jingning): re-enable after these handle the expanded range [0, 65535]
+// returned from Rand16().
+INSTANTIATE_TEST_CASE_P(
+ SSE2, FwdTrans8x8DCT,
+ ::testing::Values(
+ make_tuple(&vp9_fdct8x8_sse2, &vp9_idct8x8_64_add_sse2, 0,
+ VPX_BITS_8)));
+INSTANTIATE_TEST_CASE_P(
+ SSE2, FwdTrans8x8HT,
+ ::testing::Values(
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_sse2, 0, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_sse2, 1, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_sse2, 2, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_sse2, 3, VPX_BITS_8)));
+#endif // HAVE_SSE2 && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+
+#if HAVE_SSE2 && CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+INSTANTIATE_TEST_CASE_P(
+ SSE2, FwdTrans8x8DCT,
+ ::testing::Values(
+ make_tuple(&vp9_fdct8x8_sse2, &vp9_idct8x8_64_add_c, 0, VPX_BITS_8),
+ make_tuple(&vp9_highbd_fdct8x8_c,
+ &idct8x8_64_add_10_sse2, 12, VPX_BITS_10),
+ make_tuple(&vp9_highbd_fdct8x8_sse2,
+ &idct8x8_64_add_10_sse2, 12, VPX_BITS_10),
+ make_tuple(&vp9_highbd_fdct8x8_c,
+ &idct8x8_64_add_12_sse2, 12, VPX_BITS_12),
+ make_tuple(&vp9_highbd_fdct8x8_sse2,
+ &idct8x8_64_add_12_sse2, 12, VPX_BITS_12)));
+
+// TODO(jingning): re-enable after these handle the expanded range [0, 65535]
+// returned from Rand16().
+INSTANTIATE_TEST_CASE_P(
+ SSE2, FwdTrans8x8HT,
+ ::testing::Values(
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_c, 0, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_c, 1, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_c, 2, VPX_BITS_8),
+ make_tuple(&vp9_fht8x8_sse2, &vp9_iht8x8_64_add_c, 3, VPX_BITS_8)));
+
+// Optimizations take effect at a threshold of 6201, so we use a value close to
+// that to test both branches.
+INSTANTIATE_TEST_CASE_P(
+ SSE2, InvTrans8x8DCT,
+ ::testing::Values(
+ make_tuple(&idct8x8_10_add_10_c,
+ &idct8x8_10_add_10_sse2, 6225, VPX_BITS_10),
+ make_tuple(&idct8x8_10,
+ &idct8x8_64_add_10_sse2, 6225, VPX_BITS_10),
+ make_tuple(&idct8x8_10_add_12_c,
+ &idct8x8_10_add_12_sse2, 6225, VPX_BITS_12),
+ make_tuple(&idct8x8_12,
+ &idct8x8_64_add_12_sse2, 6225, VPX_BITS_12)));
+#endif // HAVE_SSE2 && CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
+
+#if HAVE_SSSE3 && ARCH_X86_64 && !CONFIG_VP9_HIGHBITDEPTH && \
+ !CONFIG_EMULATE_HARDWARE
+// TODO(jingning): re-enable after this handles the expanded range [0, 65535]
+// returned from Rand16().
+INSTANTIATE_TEST_CASE_P(
+ SSSE3, FwdTrans8x8DCT,
+ ::testing::Values(
+ make_tuple(&vp9_fdct8x8_ssse3, &vp9_idct8x8_64_add_ssse3, 0,
+ VPX_BITS_8)));
+#endif
+} // namespace
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