shithub: libvpx

ref: 05ee241493536d534fda46ca336f5f1c442e474f
dir: /test/vp9_intrapred_test.cc/

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/*
 *  Copyright (c) 2014 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 <string>

#include "third_party/googletest/src/include/gtest/gtest.h"

#include "./vpx_config.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 "vp9/common/vp9_blockd.h"
#include "vp9/common/vp9_pred_common.h"
#include "vpx_mem/vpx_mem.h"

namespace {

using libvpx_test::ACMRandom;

const int count_test_block = 100000;

typedef void (*IntraPredFunc)(uint8_t *dst, ptrdiff_t stride,
                              const uint8_t *above, const uint8_t *left);

struct IntraPredParam {
  IntraPredParam(IntraPredFunc pred = NULL, IntraPredFunc ref = NULL,
                 int block_size_value = 0, int bit_depth_value = 0)
      : pred_fn(pred), ref_fn(ref), block_size(block_size_value),
        bit_depth(bit_depth_value) {}

  IntraPredFunc pred_fn;
  IntraPredFunc ref_fn;
  int block_size;
  int bit_depth;
};

template <typename Pixel, typename PredParam>
class IntraPredTest : public ::testing::TestWithParam<PredParam> {
 public:
  void RunTest(Pixel *left_col, Pixel *above_data, Pixel *dst, Pixel *ref_dst) {
    ACMRandom rnd(ACMRandom::DeterministicSeed());
    const int block_size = params_.block_size;
    above_row_ = above_data + 16;
    left_col_ = left_col;
    dst_ = dst;
    ref_dst_ = ref_dst;
    int error_count = 0;
    for (int i = 0; i < count_test_block; ++i) {
      // Fill edges with random data, try first with saturated values.
      for (int x = -1; x < block_size; x++) {
        if (i == 0) {
          above_row_[x] = mask_;
        } else {
          above_row_[x] = rnd.Rand16() & mask_;
        }
      }
      for (int x = block_size; x < 2 * block_size; x++) {
        above_row_[x] = above_row_[block_size - 1];
      }
      for (int y = 0; y < block_size; y++) {
        if (i == 0) {
          left_col_[y] = mask_;
        } else {
          left_col_[y] = rnd.Rand16() & mask_;
        }
      }
      Predict();
      CheckPrediction(i, &error_count);
    }
    ASSERT_EQ(0, error_count);
  }

 protected:
  virtual void SetUp() {
    params_ = this->GetParam();
    stride_ = params_.block_size * 3;
    mask_ = (1 << params_.bit_depth) - 1;
  }

  void Predict();

  void CheckPrediction(int test_case_number, int *error_count) const {
    // For each pixel ensure that the calculated value is the same as reference.
    const int block_size = params_.block_size;
    for (int y = 0; y < block_size; y++) {
      for (int x = 0; x < block_size; x++) {
        *error_count += ref_dst_[x + y * stride_] != dst_[x + y * stride_];
        if (*error_count == 1) {
          ASSERT_EQ(ref_dst_[x + y * stride_], dst_[x + y * stride_])
              << " Failed on Test Case Number " << test_case_number;
        }
      }
    }
  }

  Pixel *above_row_;
  Pixel *left_col_;
  Pixel *dst_;
  Pixel *ref_dst_;
  ptrdiff_t stride_;
  int mask_;

  PredParam params_;
};

template <>
void IntraPredTest<uint8_t, IntraPredParam>::Predict() {
  params_.ref_fn(ref_dst_, stride_, above_row_, left_col_);
  ASM_REGISTER_STATE_CHECK(
      params_.pred_fn(dst_, stride_, above_row_, left_col_));
}

typedef IntraPredTest<uint8_t, IntraPredParam> VP9IntraPredTest;

TEST_P(VP9IntraPredTest, IntraPredTests) {
  // max block size is 32
  DECLARE_ALIGNED(16, uint8_t, left_col[2 * 32]);
  DECLARE_ALIGNED(16, uint8_t, above_data[2 * 32 + 32]);
  DECLARE_ALIGNED(16, uint8_t, dst[3 * 32 * 32]);
  DECLARE_ALIGNED(16, uint8_t, ref_dst[3 * 32 * 32]);
  RunTest(left_col, above_data, dst, ref_dst);
}

#if HAVE_SSE2
INSTANTIATE_TEST_CASE_P(
    SSE2, VP9IntraPredTest,
    ::testing::Values(
        IntraPredParam(&vpx_d45_predictor_4x4_sse2, &vpx_d45_predictor_4x4_c, 4,
                       8),
        IntraPredParam(&vpx_d45_predictor_8x8_sse2, &vpx_d45_predictor_8x8_c, 8,
                       8),
        IntraPredParam(&vpx_d207_predictor_4x4_sse2, &vpx_d207_predictor_4x4_c,
                       4, 8),
        IntraPredParam(&vpx_dc_128_predictor_4x4_sse2,
                       &vpx_dc_128_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_dc_128_predictor_8x8_sse2,
                       &vpx_dc_128_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_dc_128_predictor_16x16_sse2,
                       &vpx_dc_128_predictor_16x16_c, 16, 8),
        IntraPredParam(&vpx_dc_128_predictor_32x32_sse2,
                       &vpx_dc_128_predictor_32x32_c, 32, 8),
        IntraPredParam(&vpx_dc_left_predictor_4x4_sse2,
                       &vpx_dc_left_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_dc_left_predictor_8x8_sse2,
                       &vpx_dc_left_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_dc_left_predictor_16x16_sse2,
                       &vpx_dc_left_predictor_16x16_c, 16, 8),
        IntraPredParam(&vpx_dc_left_predictor_32x32_sse2,
                       &vpx_dc_left_predictor_32x32_c, 32, 8),
        IntraPredParam(&vpx_dc_predictor_4x4_sse2, &vpx_dc_predictor_4x4_c, 4,
                       8),
        IntraPredParam(&vpx_dc_predictor_8x8_sse2, &vpx_dc_predictor_8x8_c, 8,
                       8),
        IntraPredParam(&vpx_dc_predictor_16x16_sse2, &vpx_dc_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_dc_predictor_32x32_sse2, &vpx_dc_predictor_32x32_c,
                       32, 8),
        IntraPredParam(&vpx_dc_top_predictor_4x4_sse2,
                       &vpx_dc_top_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_dc_top_predictor_8x8_sse2,
                       &vpx_dc_top_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_dc_top_predictor_16x16_sse2,
                       &vpx_dc_top_predictor_16x16_c, 16, 8),
        IntraPredParam(&vpx_dc_top_predictor_32x32_sse2,
                       &vpx_dc_top_predictor_32x32_c, 32, 8),
        IntraPredParam(&vpx_h_predictor_4x4_sse2, &vpx_h_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_h_predictor_8x8_sse2, &vpx_h_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_h_predictor_16x16_sse2, &vpx_h_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_h_predictor_32x32_sse2, &vpx_h_predictor_32x32_c,
                       32, 8),
        IntraPredParam(&vpx_tm_predictor_4x4_sse2, &vpx_tm_predictor_4x4_c, 4,
                       8),
        IntraPredParam(&vpx_tm_predictor_8x8_sse2, &vpx_tm_predictor_8x8_c, 8,
                       8),
        IntraPredParam(&vpx_tm_predictor_16x16_sse2, &vpx_tm_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_tm_predictor_32x32_sse2, &vpx_tm_predictor_32x32_c,
                       32, 8),
        IntraPredParam(&vpx_v_predictor_4x4_sse2, &vpx_v_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_v_predictor_8x8_sse2, &vpx_v_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_v_predictor_16x16_sse2, &vpx_v_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_v_predictor_32x32_sse2, &vpx_v_predictor_32x32_c,
                       32, 8)));
#endif  // HAVE_SSE2

#if HAVE_SSSE3
INSTANTIATE_TEST_CASE_P(
    SSSE3, VP9IntraPredTest,
    ::testing::Values(IntraPredParam(&vpx_d45_predictor_16x16_ssse3,
                                     &vpx_d45_predictor_16x16_c, 16, 8),
                      IntraPredParam(&vpx_d45_predictor_32x32_ssse3,
                                     &vpx_d45_predictor_32x32_c, 32, 8),
                      IntraPredParam(&vpx_d63_predictor_4x4_ssse3,
                                     &vpx_d63_predictor_4x4_c, 4, 8),
                      IntraPredParam(&vpx_d63_predictor_8x8_ssse3,
                                     &vpx_d63_predictor_8x8_c, 8, 8),
                      IntraPredParam(&vpx_d63_predictor_16x16_ssse3,
                                     &vpx_d63_predictor_16x16_c, 16, 8),
                      IntraPredParam(&vpx_d63_predictor_32x32_ssse3,
                                     &vpx_d63_predictor_32x32_c, 32, 8),
                      IntraPredParam(&vpx_d153_predictor_4x4_ssse3,
                                     &vpx_d153_predictor_4x4_c, 4, 8),
                      IntraPredParam(&vpx_d153_predictor_8x8_ssse3,
                                     &vpx_d153_predictor_8x8_c, 8, 8),
                      IntraPredParam(&vpx_d153_predictor_16x16_ssse3,
                                     &vpx_d153_predictor_16x16_c, 16, 8),
                      IntraPredParam(&vpx_d153_predictor_32x32_ssse3,
                                     &vpx_d153_predictor_32x32_c, 32, 8),
                      IntraPredParam(&vpx_d207_predictor_8x8_ssse3,
                                     &vpx_d207_predictor_8x8_c, 8, 8),
                      IntraPredParam(&vpx_d207_predictor_16x16_ssse3,
                                     &vpx_d207_predictor_16x16_c, 16, 8),
                      IntraPredParam(&vpx_d207_predictor_32x32_ssse3,
                                     &vpx_d207_predictor_32x32_c, 32, 8)));
#endif  // HAVE_SSSE3

#if HAVE_NEON
INSTANTIATE_TEST_CASE_P(
    NEON, VP9IntraPredTest,
    ::testing::Values(
        IntraPredParam(&vpx_d45_predictor_4x4_neon, &vpx_d45_predictor_4x4_c, 4,
                       8),
        IntraPredParam(&vpx_d45_predictor_8x8_neon, &vpx_d45_predictor_8x8_c, 8,
                       8),
        IntraPredParam(&vpx_d45_predictor_16x16_neon,
                       &vpx_d45_predictor_16x16_c, 16, 8),
        IntraPredParam(&vpx_d135_predictor_4x4_neon, &vpx_d135_predictor_4x4_c,
                       4, 8),
        IntraPredParam(&vpx_dc_128_predictor_4x4_neon,
                       &vpx_dc_128_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_dc_128_predictor_8x8_neon,
                       &vpx_dc_128_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_dc_128_predictor_16x16_neon,
                       &vpx_dc_128_predictor_16x16_c, 16, 8),
        IntraPredParam(&vpx_dc_128_predictor_32x32_neon,
                       &vpx_dc_128_predictor_32x32_c, 32, 8),
        IntraPredParam(&vpx_dc_left_predictor_4x4_neon,
                       &vpx_dc_left_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_dc_left_predictor_8x8_neon,
                       &vpx_dc_left_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_dc_left_predictor_16x16_neon,
                       &vpx_dc_left_predictor_16x16_c, 16, 8),
        IntraPredParam(&vpx_dc_left_predictor_32x32_neon,
                       &vpx_dc_left_predictor_32x32_c, 32, 8),
        IntraPredParam(&vpx_dc_predictor_4x4_neon, &vpx_dc_predictor_4x4_c, 4,
                       8),
        IntraPredParam(&vpx_dc_predictor_8x8_neon, &vpx_dc_predictor_8x8_c, 8,
                       8),
        IntraPredParam(&vpx_dc_predictor_16x16_neon, &vpx_dc_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_dc_predictor_32x32_neon, &vpx_dc_predictor_32x32_c,
                       32, 8),
        IntraPredParam(&vpx_dc_top_predictor_4x4_neon,
                       &vpx_dc_top_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_dc_top_predictor_8x8_neon,
                       &vpx_dc_top_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_dc_top_predictor_16x16_neon,
                       &vpx_dc_top_predictor_16x16_c, 16, 8),
        IntraPredParam(&vpx_dc_top_predictor_32x32_neon,
                       &vpx_dc_top_predictor_32x32_c, 32, 8),
        IntraPredParam(&vpx_h_predictor_4x4_neon, &vpx_h_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_h_predictor_8x8_neon, &vpx_h_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_h_predictor_16x16_neon, &vpx_h_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_h_predictor_32x32_neon, &vpx_h_predictor_32x32_c,
                       32, 8),
        IntraPredParam(&vpx_tm_predictor_4x4_neon, &vpx_tm_predictor_4x4_c, 4,
                       8),
        IntraPredParam(&vpx_tm_predictor_8x8_neon, &vpx_tm_predictor_8x8_c, 8,
                       8),
        IntraPredParam(&vpx_tm_predictor_16x16_neon, &vpx_tm_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_tm_predictor_32x32_neon, &vpx_tm_predictor_32x32_c,
                       32, 8),
        IntraPredParam(&vpx_v_predictor_4x4_neon, &vpx_v_predictor_4x4_c, 4, 8),
        IntraPredParam(&vpx_v_predictor_8x8_neon, &vpx_v_predictor_8x8_c, 8, 8),
        IntraPredParam(&vpx_v_predictor_16x16_neon, &vpx_v_predictor_16x16_c,
                       16, 8),
        IntraPredParam(&vpx_v_predictor_32x32_neon, &vpx_v_predictor_32x32_c,
                       32, 8)));
#endif  // HAVE_NEON

#if CONFIG_VP9_HIGHBITDEPTH
typedef void (*HighbdIntraPred)(uint16_t *dst, ptrdiff_t stride,
                                const uint16_t *above, const uint16_t *left,
                                int bps);
struct HighbdIntraPredParam {
  HighbdIntraPredParam(HighbdIntraPred pred = NULL, HighbdIntraPred ref = NULL,
                       int block_size_value = 0, int bit_depth_value = 0)
      : pred_fn(pred), ref_fn(ref), block_size(block_size_value),
        bit_depth(bit_depth_value) {}

  HighbdIntraPred pred_fn;
  HighbdIntraPred ref_fn;
  int block_size;
  int bit_depth;
};

template <>
void IntraPredTest<uint16_t, HighbdIntraPredParam>::Predict() {
  const int bit_depth = params_.bit_depth;
  params_.ref_fn(ref_dst_, stride_, above_row_, left_col_, bit_depth);
  ASM_REGISTER_STATE_CHECK(
      params_.pred_fn(dst_, stride_, above_row_, left_col_, bit_depth));
}

typedef IntraPredTest<uint16_t, HighbdIntraPredParam> VP9HighbdIntraPredTest;

TEST_P(VP9HighbdIntraPredTest, HighbdIntraPredTests) {
  // max block size is 32
  DECLARE_ALIGNED(16, uint16_t, left_col[2 * 32]);
  DECLARE_ALIGNED(16, uint16_t, above_data[2 * 32 + 32]);
  DECLARE_ALIGNED(16, uint16_t, dst[3 * 32 * 32]);
  DECLARE_ALIGNED(16, uint16_t, ref_dst[3 * 32 * 32]);
  RunTest(left_col, above_data, dst, ref_dst);
}

#if HAVE_SSE2
INSTANTIATE_TEST_CASE_P(
    SSE2_TO_C_8, VP9HighbdIntraPredTest,
    ::testing::Values(
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_4x4_sse2,
                             &vpx_highbd_dc_predictor_4x4_c, 4, 8),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_8x8_sse2,
                             &vpx_highbd_dc_predictor_8x8_c, 8, 8),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_16x16_sse2,
                             &vpx_highbd_dc_predictor_16x16_c, 16, 8),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_32x32_sse2,
                             &vpx_highbd_dc_predictor_32x32_c, 32, 8),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_4x4_sse2,
                             &vpx_highbd_tm_predictor_4x4_c, 4, 8),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_8x8_sse2,
                             &vpx_highbd_tm_predictor_8x8_c, 8, 8),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_16x16_sse2,
                             &vpx_highbd_tm_predictor_16x16_c, 16, 8),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_32x32_sse2,
                             &vpx_highbd_tm_predictor_32x32_c, 32, 8),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_4x4_sse2,
                             &vpx_highbd_v_predictor_4x4_c, 4, 8),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_8x8_sse2,
                             &vpx_highbd_v_predictor_8x8_c, 8, 8),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_16x16_sse2,
                             &vpx_highbd_v_predictor_16x16_c, 16, 8),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_32x32_sse2,
                             &vpx_highbd_v_predictor_32x32_c, 32, 8)));

INSTANTIATE_TEST_CASE_P(
    SSE2_TO_C_10, VP9HighbdIntraPredTest,
    ::testing::Values(
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_4x4_sse2,
                             &vpx_highbd_dc_predictor_4x4_c, 4, 10),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_8x8_sse2,
                             &vpx_highbd_dc_predictor_8x8_c, 8, 10),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_16x16_sse2,
                             &vpx_highbd_dc_predictor_16x16_c, 16, 10),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_32x32_sse2,
                             &vpx_highbd_dc_predictor_32x32_c, 32, 10),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_4x4_sse2,
                             &vpx_highbd_tm_predictor_4x4_c, 4, 10),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_8x8_sse2,
                             &vpx_highbd_tm_predictor_8x8_c, 8, 10),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_16x16_sse2,
                             &vpx_highbd_tm_predictor_16x16_c, 16, 10),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_32x32_sse2,
                             &vpx_highbd_tm_predictor_32x32_c, 32, 10),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_4x4_sse2,
                             &vpx_highbd_v_predictor_4x4_c, 4, 10),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_8x8_sse2,
                             &vpx_highbd_v_predictor_8x8_c, 8, 10),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_16x16_sse2,
                             &vpx_highbd_v_predictor_16x16_c, 16, 10),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_32x32_sse2,
                             &vpx_highbd_v_predictor_32x32_c, 32, 10)));

INSTANTIATE_TEST_CASE_P(
    SSE2_TO_C_12, VP9HighbdIntraPredTest,
    ::testing::Values(
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_4x4_sse2,
                             &vpx_highbd_dc_predictor_4x4_c, 4, 12),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_8x8_sse2,
                             &vpx_highbd_dc_predictor_8x8_c, 8, 12),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_16x16_sse2,
                             &vpx_highbd_dc_predictor_16x16_c, 16, 12),
        HighbdIntraPredParam(&vpx_highbd_dc_predictor_32x32_sse2,
                             &vpx_highbd_dc_predictor_32x32_c, 32, 12),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_4x4_sse2,
                             &vpx_highbd_tm_predictor_4x4_c, 4, 12),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_8x8_sse2,
                             &vpx_highbd_tm_predictor_8x8_c, 8, 12),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_16x16_sse2,
                             &vpx_highbd_tm_predictor_16x16_c, 16, 12),
        HighbdIntraPredParam(&vpx_highbd_tm_predictor_32x32_sse2,
                             &vpx_highbd_tm_predictor_32x32_c, 32, 12),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_4x4_sse2,
                             &vpx_highbd_v_predictor_4x4_c, 4, 12),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_8x8_sse2,
                             &vpx_highbd_v_predictor_8x8_c, 8, 12),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_16x16_sse2,
                             &vpx_highbd_v_predictor_16x16_c, 16, 12),
        HighbdIntraPredParam(&vpx_highbd_v_predictor_32x32_sse2,
                             &vpx_highbd_v_predictor_32x32_c, 32, 12)));
#endif  // HAVE_SSE2

#endif  // CONFIG_VP9_HIGHBITDEPTH
}  // namespace