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Diffstat (limited to 'test/vp10_dct_test.cc')
-rw-r--r-- | test/vp10_dct_test.cc | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/test/vp10_dct_test.cc b/test/vp10_dct_test.cc deleted file mode 100644 index b2c301ae3..000000000 --- a/test/vp10_dct_test.cc +++ /dev/null @@ -1,111 +0,0 @@ -/* - * Copyright (c) 2015 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 <new> - -#include "third_party/googletest/src/include/gtest/gtest.h" -#include "test/acm_random.h" -#include "test/util.h" -#include "./vpx_config.h" -#include "vpx_ports/msvc.h" - -#undef CONFIG_COEFFICIENT_RANGE_CHECKING -#define CONFIG_COEFFICIENT_RANGE_CHECKING 1 -#include "vp10/encoder/dct.c" - -using libvpx_test::ACMRandom; - -namespace { -void reference_dct_1d(const double *in, double *out, int size) { - const double PI = 3.141592653589793238462643383279502884; - const double kInvSqrt2 = 0.707106781186547524400844362104; - for (int k = 0; k < size; ++k) { - out[k] = 0; - for (int n = 0; n < size; ++n) { - out[k] += in[n] * cos(PI * (2 * n + 1) * k / (2 * size)); - } - if (k == 0) - out[k] = out[k] * kInvSqrt2; - } -} - -typedef void (*FdctFuncRef)(const double *in, double *out, int size); -typedef void (*IdctFuncRef)(const double *in, double *out, int size); -typedef void (*FdctFunc)(const tran_low_t *in, tran_low_t *out); -typedef void (*IdctFunc)(const tran_low_t *in, tran_low_t *out); - -class TransTestBase { - public: - virtual ~TransTestBase() {} - - protected: - void RunFwdAccuracyCheck() { - 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_; - FdctFunc fwd_txfm_; - FdctFuncRef fwd_txfm_ref_; -}; - -typedef std::tr1::tuple<FdctFunc, FdctFuncRef, int, int> FdctParam; -class Vp10FwdTxfm - : public TransTestBase, - public ::testing::TestWithParam<FdctParam> { - 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(Vp10FwdTxfm, RunFwdAccuracyCheck) { - RunFwdAccuracyCheck(); -} - -INSTANTIATE_TEST_CASE_P( - C, Vp10FwdTxfm, - ::testing::Values( - FdctParam(&fdct4, &reference_dct_1d, 4, 1), - FdctParam(&fdct8, &reference_dct_1d, 8, 1), - FdctParam(&fdct16, &reference_dct_1d, 16, 2))); -} // namespace |