223 lines
7.2 KiB
C++
223 lines
7.2 KiB
C++
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#include <tuple>
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#include "aom_dsp/aom_dsp_common.h"
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#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
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#include "config/av1_rtcd.h"
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#include "config/aom_dsp_rtcd.h"
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#include "test/acm_random.h"
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#include "test/register_state_check.h"
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#include "test/transform_test_base.h"
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#include "test/util.h"
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#include "av1/common/entropy.h"
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#include "aom/aom_codec.h"
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#include "aom/aom_integer.h"
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#include "aom_ports/mem.h"
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using libaom_test::ACMRandom;
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namespace {
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typedef void (*FdctFunc)(const int16_t *in, tran_low_t *out, int stride);
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typedef void (*IdctFunc)(const tran_low_t *in, uint8_t *out, int stride);
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using libaom_test::FhtFunc;
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typedef std::tuple<FdctFunc, IdctFunc, TX_TYPE, aom_bit_depth_t, int, FdctFunc>
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Dct4x4Param;
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void fwht4x4_ref(const int16_t *in, tran_low_t *out, int stride,
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TxfmParam * /*txfm_param*/) {
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av1_fwht4x4_c(in, out, stride);
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}
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void iwht4x4_10_c(const tran_low_t *in, uint8_t *out, int stride) {
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av1_highbd_iwht4x4_16_add_c(in, out, stride, 10);
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}
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void iwht4x4_12_c(const tran_low_t *in, uint8_t *out, int stride) {
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av1_highbd_iwht4x4_16_add_c(in, out, stride, 12);
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}
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#if HAVE_SSE4_1
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void iwht4x4_10_sse4_1(const tran_low_t *in, uint8_t *out, int stride) {
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av1_highbd_iwht4x4_16_add_sse4_1(in, out, stride, 10);
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}
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void iwht4x4_12_sse4_1(const tran_low_t *in, uint8_t *out, int stride) {
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av1_highbd_iwht4x4_16_add_sse4_1(in, out, stride, 12);
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}
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#endif
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class Trans4x4WHT : public libaom_test::TransformTestBase<tran_low_t>,
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public ::testing::TestWithParam<Dct4x4Param> {
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public:
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~Trans4x4WHT() override = default;
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void SetUp() override {
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fwd_txfm_ = GET_PARAM(0);
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inv_txfm_ = GET_PARAM(1);
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pitch_ = 4;
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height_ = 4;
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fwd_txfm_ref = fwht4x4_ref;
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bit_depth_ = GET_PARAM(3);
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mask_ = (1 << bit_depth_) - 1;
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num_coeffs_ = GET_PARAM(4);
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fwd_txfm_c_ = GET_PARAM(5);
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}
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protected:
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void RunFwdTxfm(const int16_t *in, tran_low_t *out, int stride) override {
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fwd_txfm_(in, out, stride);
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}
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void RunInvTxfm(const tran_low_t *out, uint8_t *dst, int stride) override {
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inv_txfm_(out, dst, stride);
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}
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void RunSpeedTest() {
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if (!fwd_txfm_c_) {
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GTEST_SKIP();
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} else {
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ACMRandom rnd(ACMRandom::DeterministicSeed());
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const int count_test_block = 10;
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const int numIter = 5000;
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int c_sum_time = 0;
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int simd_sum_time = 0;
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int stride = 96;
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int16_t *input_block = reinterpret_cast<int16_t *>(
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aom_memalign(16, sizeof(int16_t) * stride * height_));
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ASSERT_NE(input_block, nullptr);
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tran_low_t *output_ref_block = reinterpret_cast<tran_low_t *>(
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aom_memalign(16, sizeof(output_ref_block[0]) * num_coeffs_));
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ASSERT_NE(output_ref_block, nullptr);
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tran_low_t *output_block = reinterpret_cast<tran_low_t *>(
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aom_memalign(16, sizeof(output_block[0]) * num_coeffs_));
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ASSERT_NE(output_block, nullptr);
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for (int i = 0; i < count_test_block; ++i) {
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for (int j = 0; j < height_; ++j) {
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for (int k = 0; k < pitch_; ++k) {
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int in_idx = j * stride + k;
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int out_idx = j * pitch_ + k;
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input_block[in_idx] =
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(rnd.Rand16() & mask_) - (rnd.Rand16() & mask_);
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if (bit_depth_ == AOM_BITS_8) {
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output_block[out_idx] = output_ref_block[out_idx] = rnd.Rand8();
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} else {
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output_block[out_idx] = output_ref_block[out_idx] =
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rnd.Rand16() & mask_;
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}
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}
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}
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aom_usec_timer c_timer_;
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aom_usec_timer_start(&c_timer_);
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for (int iter = 0; iter < numIter; iter++) {
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API_REGISTER_STATE_CHECK(
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fwd_txfm_c_(input_block, output_ref_block, stride));
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}
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aom_usec_timer_mark(&c_timer_);
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aom_usec_timer simd_timer_;
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aom_usec_timer_start(&simd_timer_);
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for (int iter = 0; iter < numIter; iter++) {
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API_REGISTER_STATE_CHECK(
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fwd_txfm_(input_block, output_block, stride));
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}
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aom_usec_timer_mark(&simd_timer_);
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c_sum_time += static_cast<int>(aom_usec_timer_elapsed(&c_timer_));
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simd_sum_time += static_cast<int>(aom_usec_timer_elapsed(&simd_timer_));
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// The minimum quant value is 4.
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for (int j = 0; j < height_; ++j) {
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for (int k = 0; k < pitch_; ++k) {
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int out_idx = j * pitch_ + k;
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ASSERT_EQ(output_block[out_idx], output_ref_block[out_idx])
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<< "Error: not bit-exact result at index: " << out_idx
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<< " at test block: " << i;
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}
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}
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}
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printf(
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"c_time = %d \t simd_time = %d \t Gain = %4.2f \n", c_sum_time,
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simd_sum_time,
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(static_cast<float>(c_sum_time) / static_cast<float>(simd_sum_time)));
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aom_free(input_block);
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aom_free(output_ref_block);
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aom_free(output_block);
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}
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}
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FdctFunc fwd_txfm_;
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IdctFunc inv_txfm_;
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FdctFunc fwd_txfm_c_; // C version of forward transform for speed test.
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};
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TEST_P(Trans4x4WHT, AccuracyCheck) { RunAccuracyCheck(0, 0.00001); }
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TEST_P(Trans4x4WHT, CoeffCheck) { RunCoeffCheck(); }
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TEST_P(Trans4x4WHT, MemCheck) { RunMemCheck(); }
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TEST_P(Trans4x4WHT, InvAccuracyCheck) { RunInvAccuracyCheck(0); }
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TEST_P(Trans4x4WHT, DISABLED_Speed) { RunSpeedTest(); }
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using std::make_tuple;
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INSTANTIATE_TEST_SUITE_P(
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C, Trans4x4WHT,
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::testing::Values(make_tuple(&av1_fwht4x4_c, &iwht4x4_10_c, DCT_DCT,
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AOM_BITS_10, 16,
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static_cast<FdctFunc>(nullptr)),
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make_tuple(&av1_fwht4x4_c, &iwht4x4_12_c, DCT_DCT,
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AOM_BITS_12, 16,
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static_cast<FdctFunc>(nullptr))));
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#if HAVE_SSE4_1
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INSTANTIATE_TEST_SUITE_P(
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SSE4_1, Trans4x4WHT,
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::testing::Values(make_tuple(&av1_fwht4x4_sse4_1, &iwht4x4_10_sse4_1,
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DCT_DCT, AOM_BITS_10, 16,
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static_cast<FdctFunc>(nullptr)),
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make_tuple(&av1_fwht4x4_sse4_1, &iwht4x4_12_sse4_1,
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DCT_DCT, AOM_BITS_12, 16,
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static_cast<FdctFunc>(nullptr))));
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#endif // HAVE_SSE4_1
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#if HAVE_NEON
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INSTANTIATE_TEST_SUITE_P(
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NEON, Trans4x4WHT,
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::testing::Values(make_tuple(&av1_fwht4x4_neon, &iwht4x4_10_c, DCT_DCT,
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AOM_BITS_10, 16, &av1_fwht4x4_c),
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make_tuple(&av1_fwht4x4_neon, &iwht4x4_12_c, DCT_DCT,
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AOM_BITS_12, 16, &av1_fwht4x4_c)));
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#endif // HAVE_NEON
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} // namespace
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