| /* | 
 |  * 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 <string.h> | 
 | #include <tuple> | 
 |  | 
 | #include "gtest/gtest.h" | 
 |  | 
 | #include "config/aom_config.h" | 
 | #include "config/aom_dsp_rtcd.h" | 
 |  | 
 | #include "aom_dsp/aom_dsp_common.h" | 
 | #include "aom_dsp/aom_filter.h" | 
 | #include "aom_mem/aom_mem.h" | 
 | #include "aom_ports/aom_timer.h" | 
 | #include "aom_ports/mem.h" | 
 | #include "av1/common/filter.h" | 
 | #include "test/acm_random.h" | 
 | #include "test/register_state_check.h" | 
 | #include "test/util.h" | 
 |  | 
 | namespace { | 
 |  | 
 | static const unsigned int kMaxDimension = MAX_SB_SIZE; | 
 | static const int kDataAlignment = 16; | 
 | static const int kOuterBlockSize = 4 * kMaxDimension; | 
 | static const int kInputStride = kOuterBlockSize; | 
 | static const int kOutputStride = kOuterBlockSize; | 
 | static const int kInputBufferSize = kOuterBlockSize * kOuterBlockSize; | 
 | static const int kOutputBufferSize = kOuterBlockSize * kOuterBlockSize; | 
 | static const int16_t kInvalidFilter[8] = {}; | 
 | static const int kNumFilterBanks = SWITCHABLE_FILTERS; | 
 | static const int kNumFilters = 16; | 
 |  | 
 | using ConvolveFunc = void (*)(const uint8_t *src, ptrdiff_t src_stride, | 
 |                               uint8_t *dst, ptrdiff_t dst_stride, | 
 |                               const int16_t *filter_x, int filter_x_stride, | 
 |                               const int16_t *filter_y, int filter_y_stride, | 
 |                               int w, int h); | 
 |  | 
 | struct ConvolveFunctions { | 
 |   ConvolveFunctions(ConvolveFunc h8, ConvolveFunc v8, int bd) | 
 |       : h8_(h8), v8_(v8), use_highbd_(bd) {} | 
 |  | 
 |   ConvolveFunc h8_; | 
 |   ConvolveFunc v8_; | 
 |   int use_highbd_;  // 0 if high bitdepth not used, else the actual bit depth. | 
 | }; | 
 |  | 
 | using ConvolveParam = std::tuple<int, int, const ConvolveFunctions *>; | 
 |  | 
 | #define ALL_SIZES_64(convolve_fn)                                         \ | 
 |   make_tuple(4, 4, &convolve_fn), make_tuple(8, 4, &convolve_fn),         \ | 
 |       make_tuple(4, 8, &convolve_fn), make_tuple(8, 8, &convolve_fn),     \ | 
 |       make_tuple(16, 8, &convolve_fn), make_tuple(8, 16, &convolve_fn),   \ | 
 |       make_tuple(16, 16, &convolve_fn), make_tuple(32, 16, &convolve_fn), \ | 
 |       make_tuple(16, 32, &convolve_fn), make_tuple(32, 32, &convolve_fn), \ | 
 |       make_tuple(64, 32, &convolve_fn), make_tuple(32, 64, &convolve_fn), \ | 
 |       make_tuple(64, 64, &convolve_fn) | 
 |  | 
 | #define ALL_SIZES(convolve_fn)                                          \ | 
 |   make_tuple(128, 64, &convolve_fn), make_tuple(64, 128, &convolve_fn), \ | 
 |       make_tuple(128, 128, &convolve_fn), ALL_SIZES_64(convolve_fn) | 
 |  | 
 | // Reference 8-tap subpixel filter, slightly modified to fit into this test. | 
 | #define AV1_FILTER_WEIGHT 128 | 
 | #define AV1_FILTER_SHIFT 7 | 
 | uint8_t clip_pixel(int x) { return x < 0 ? 0 : x > 255 ? 255 : x; } | 
 |  | 
 | void filter_block2d_8_c(const uint8_t *src_ptr, unsigned int src_stride, | 
 |                         const int16_t *HFilter, const int16_t *VFilter, | 
 |                         uint8_t *dst_ptr, unsigned int dst_stride, | 
 |                         unsigned int output_width, unsigned int output_height) { | 
 |   // Between passes, we use an intermediate buffer whose height is extended to | 
 |   // have enough horizontally filtered values as input for the vertical pass. | 
 |   // This buffer is allocated to be big enough for the largest block type we | 
 |   // support. | 
 |   const int kInterp_Extend = 4; | 
 |   const unsigned int intermediate_height = | 
 |       (kInterp_Extend - 1) + output_height + kInterp_Extend; | 
 |   unsigned int i, j; | 
 |  | 
 |   assert(intermediate_height > 7); | 
 |  | 
 |   // Size of intermediate_buffer is max_intermediate_height * filter_max_width, | 
 |   // where max_intermediate_height = (kInterp_Extend - 1) + filter_max_height | 
 |   //                                 + kInterp_Extend | 
 |   //                               = 3 + 16 + 4 | 
 |   //                               = 23 | 
 |   // and filter_max_width          = 16 | 
 |   // | 
 |   uint8_t intermediate_buffer[(kMaxDimension + 8) * kMaxDimension]; | 
 |   const int intermediate_next_stride = | 
 |       1 - static_cast<int>(intermediate_height * output_width); | 
 |  | 
 |   // Horizontal pass (src -> transposed intermediate). | 
 |   uint8_t *output_ptr = intermediate_buffer; | 
 |   const int src_next_row_stride = src_stride - output_width; | 
 |   src_ptr -= (kInterp_Extend - 1) * src_stride + (kInterp_Extend - 1); | 
 |   for (i = 0; i < intermediate_height; ++i) { | 
 |     for (j = 0; j < output_width; ++j) { | 
 |       // Apply filter... | 
 |       const int temp = (src_ptr[0] * HFilter[0]) + (src_ptr[1] * HFilter[1]) + | 
 |                        (src_ptr[2] * HFilter[2]) + (src_ptr[3] * HFilter[3]) + | 
 |                        (src_ptr[4] * HFilter[4]) + (src_ptr[5] * HFilter[5]) + | 
 |                        (src_ptr[6] * HFilter[6]) + (src_ptr[7] * HFilter[7]) + | 
 |                        (AV1_FILTER_WEIGHT >> 1);  // Rounding | 
 |  | 
 |       // Normalize back to 0-255... | 
 |       *output_ptr = clip_pixel(temp >> AV1_FILTER_SHIFT); | 
 |       ++src_ptr; | 
 |       output_ptr += intermediate_height; | 
 |     } | 
 |     src_ptr += src_next_row_stride; | 
 |     output_ptr += intermediate_next_stride; | 
 |   } | 
 |  | 
 |   // Vertical pass (transposed intermediate -> dst). | 
 |   src_ptr = intermediate_buffer; | 
 |   const int dst_next_row_stride = dst_stride - output_width; | 
 |   for (i = 0; i < output_height; ++i) { | 
 |     for (j = 0; j < output_width; ++j) { | 
 |       // Apply filter... | 
 |       const int temp = (src_ptr[0] * VFilter[0]) + (src_ptr[1] * VFilter[1]) + | 
 |                        (src_ptr[2] * VFilter[2]) + (src_ptr[3] * VFilter[3]) + | 
 |                        (src_ptr[4] * VFilter[4]) + (src_ptr[5] * VFilter[5]) + | 
 |                        (src_ptr[6] * VFilter[6]) + (src_ptr[7] * VFilter[7]) + | 
 |                        (AV1_FILTER_WEIGHT >> 1);  // Rounding | 
 |  | 
 |       // Normalize back to 0-255... | 
 |       *dst_ptr++ = clip_pixel(temp >> AV1_FILTER_SHIFT); | 
 |       src_ptr += intermediate_height; | 
 |     } | 
 |     src_ptr += intermediate_next_stride; | 
 |     dst_ptr += dst_next_row_stride; | 
 |   } | 
 | } | 
 |  | 
 | void block2d_average_c(uint8_t *src, unsigned int src_stride, | 
 |                        uint8_t *output_ptr, unsigned int output_stride, | 
 |                        unsigned int output_width, unsigned int output_height) { | 
 |   unsigned int i, j; | 
 |   for (i = 0; i < output_height; ++i) { | 
 |     for (j = 0; j < output_width; ++j) { | 
 |       output_ptr[j] = (output_ptr[j] + src[i * src_stride + j] + 1) >> 1; | 
 |     } | 
 |     output_ptr += output_stride; | 
 |   } | 
 | } | 
 |  | 
 | void filter_average_block2d_8_c(const uint8_t *src_ptr, | 
 |                                 const unsigned int src_stride, | 
 |                                 const int16_t *HFilter, const int16_t *VFilter, | 
 |                                 uint8_t *dst_ptr, unsigned int dst_stride, | 
 |                                 unsigned int output_width, | 
 |                                 unsigned int output_height) { | 
 |   uint8_t tmp[kMaxDimension * kMaxDimension]; | 
 |  | 
 |   assert(output_width <= kMaxDimension); | 
 |   assert(output_height <= kMaxDimension); | 
 |   filter_block2d_8_c(src_ptr, src_stride, HFilter, VFilter, tmp, kMaxDimension, | 
 |                      output_width, output_height); | 
 |   block2d_average_c(tmp, kMaxDimension, dst_ptr, dst_stride, output_width, | 
 |                     output_height); | 
 | } | 
 |  | 
 | void highbd_filter_block2d_8_c(const uint16_t *src_ptr, | 
 |                                const unsigned int src_stride, | 
 |                                const int16_t *HFilter, const int16_t *VFilter, | 
 |                                uint16_t *dst_ptr, unsigned int dst_stride, | 
 |                                unsigned int output_width, | 
 |                                unsigned int output_height, int bd) { | 
 |   // Between passes, we use an intermediate buffer whose height is extended to | 
 |   // have enough horizontally filtered values as input for the vertical pass. | 
 |   // This buffer is allocated to be big enough for the largest block type we | 
 |   // support. | 
 |   const int kInterp_Extend = 4; | 
 |   const unsigned int intermediate_height = | 
 |       (kInterp_Extend - 1) + output_height + kInterp_Extend; | 
 |  | 
 |   /* Size of intermediate_buffer is max_intermediate_height * filter_max_width, | 
 |    * where max_intermediate_height = (kInterp_Extend - 1) + filter_max_height | 
 |    *                                 + kInterp_Extend | 
 |    *                               = 3 + 16 + 4 | 
 |    *                               = 23 | 
 |    * and filter_max_width = 16 | 
 |    */ | 
 |   uint16_t intermediate_buffer[(kMaxDimension + 8) * kMaxDimension] = { 0 }; | 
 |   const int intermediate_next_stride = | 
 |       1 - static_cast<int>(intermediate_height * output_width); | 
 |  | 
 |   // Horizontal pass (src -> transposed intermediate). | 
 |   { | 
 |     uint16_t *output_ptr = intermediate_buffer; | 
 |     const int src_next_row_stride = src_stride - output_width; | 
 |     unsigned int i, j; | 
 |     src_ptr -= (kInterp_Extend - 1) * src_stride + (kInterp_Extend - 1); | 
 |     for (i = 0; i < intermediate_height; ++i) { | 
 |       for (j = 0; j < output_width; ++j) { | 
 |         // Apply filter... | 
 |         const int temp = (src_ptr[0] * HFilter[0]) + (src_ptr[1] * HFilter[1]) + | 
 |                          (src_ptr[2] * HFilter[2]) + (src_ptr[3] * HFilter[3]) + | 
 |                          (src_ptr[4] * HFilter[4]) + (src_ptr[5] * HFilter[5]) + | 
 |                          (src_ptr[6] * HFilter[6]) + (src_ptr[7] * HFilter[7]) + | 
 |                          (AV1_FILTER_WEIGHT >> 1);  // Rounding | 
 |  | 
 |         // Normalize back to 0-255... | 
 |         *output_ptr = clip_pixel_highbd(temp >> AV1_FILTER_SHIFT, bd); | 
 |         ++src_ptr; | 
 |         output_ptr += intermediate_height; | 
 |       } | 
 |       src_ptr += src_next_row_stride; | 
 |       output_ptr += intermediate_next_stride; | 
 |     } | 
 |   } | 
 |  | 
 |   // Vertical pass (transposed intermediate -> dst). | 
 |   { | 
 |     const uint16_t *interm_ptr = intermediate_buffer; | 
 |     const int dst_next_row_stride = dst_stride - output_width; | 
 |     unsigned int i, j; | 
 |     for (i = 0; i < output_height; ++i) { | 
 |       for (j = 0; j < output_width; ++j) { | 
 |         // Apply filter... | 
 |         const int temp = | 
 |             (interm_ptr[0] * VFilter[0]) + (interm_ptr[1] * VFilter[1]) + | 
 |             (interm_ptr[2] * VFilter[2]) + (interm_ptr[3] * VFilter[3]) + | 
 |             (interm_ptr[4] * VFilter[4]) + (interm_ptr[5] * VFilter[5]) + | 
 |             (interm_ptr[6] * VFilter[6]) + (interm_ptr[7] * VFilter[7]) + | 
 |             (AV1_FILTER_WEIGHT >> 1);  // Rounding | 
 |  | 
 |         // Normalize back to 0-255... | 
 |         *dst_ptr++ = clip_pixel_highbd(temp >> AV1_FILTER_SHIFT, bd); | 
 |         interm_ptr += intermediate_height; | 
 |       } | 
 |       interm_ptr += intermediate_next_stride; | 
 |       dst_ptr += dst_next_row_stride; | 
 |     } | 
 |   } | 
 | } | 
 |  | 
 | void highbd_block2d_average_c(uint16_t *src, unsigned int src_stride, | 
 |                               uint16_t *output_ptr, unsigned int output_stride, | 
 |                               unsigned int output_width, | 
 |                               unsigned int output_height) { | 
 |   unsigned int i, j; | 
 |   for (i = 0; i < output_height; ++i) { | 
 |     for (j = 0; j < output_width; ++j) { | 
 |       output_ptr[j] = (output_ptr[j] + src[i * src_stride + j] + 1) >> 1; | 
 |     } | 
 |     output_ptr += output_stride; | 
 |   } | 
 | } | 
 |  | 
 | void highbd_filter_average_block2d_8_c( | 
 |     const uint16_t *src_ptr, unsigned int src_stride, const int16_t *HFilter, | 
 |     const int16_t *VFilter, uint16_t *dst_ptr, unsigned int dst_stride, | 
 |     unsigned int output_width, unsigned int output_height, int bd) { | 
 |   uint16_t tmp[kMaxDimension * kMaxDimension]; | 
 |  | 
 |   assert(output_width <= kMaxDimension); | 
 |   assert(output_height <= kMaxDimension); | 
 |   highbd_filter_block2d_8_c(src_ptr, src_stride, HFilter, VFilter, tmp, | 
 |                             kMaxDimension, output_width, output_height, bd); | 
 |   highbd_block2d_average_c(tmp, kMaxDimension, dst_ptr, dst_stride, | 
 |                            output_width, output_height); | 
 | } | 
 |  | 
 | class ConvolveTestBase : public ::testing::TestWithParam<ConvolveParam> { | 
 |  public: | 
 |   static void SetUpTestSuite() { | 
 |     // Force input_ to be unaligned, output to be 16 byte aligned. | 
 |     input_ = reinterpret_cast<uint8_t *>( | 
 |                  aom_memalign(kDataAlignment, kInputBufferSize + 1)) + | 
 |              1; | 
 |     ASSERT_NE(input_, nullptr); | 
 |     ref8_ = reinterpret_cast<uint8_t *>( | 
 |         aom_memalign(kDataAlignment, kOutputStride * kMaxDimension)); | 
 |     ASSERT_NE(ref8_, nullptr); | 
 |     output_ = reinterpret_cast<uint8_t *>( | 
 |         aom_memalign(kDataAlignment, kOutputBufferSize)); | 
 |     ASSERT_NE(output_, nullptr); | 
 |     output_ref_ = reinterpret_cast<uint8_t *>( | 
 |         aom_memalign(kDataAlignment, kOutputBufferSize)); | 
 |     ASSERT_NE(output_ref_, nullptr); | 
 |     input16_ = reinterpret_cast<uint16_t *>(aom_memalign( | 
 |                    kDataAlignment, (kInputBufferSize + 1) * sizeof(uint16_t))) + | 
 |                1; | 
 |     ASSERT_NE(input16_, nullptr); | 
 |     ref16_ = reinterpret_cast<uint16_t *>(aom_memalign( | 
 |         kDataAlignment, kOutputStride * kMaxDimension * sizeof(uint16_t))); | 
 |     ASSERT_NE(ref16_, nullptr); | 
 |     output16_ = reinterpret_cast<uint16_t *>( | 
 |         aom_memalign(kDataAlignment, (kOutputBufferSize) * sizeof(uint16_t))); | 
 |     ASSERT_NE(output16_, nullptr); | 
 |     output16_ref_ = reinterpret_cast<uint16_t *>( | 
 |         aom_memalign(kDataAlignment, (kOutputBufferSize) * sizeof(uint16_t))); | 
 |     ASSERT_NE(output16_ref_, nullptr); | 
 |   } | 
 |  | 
 |   static void TearDownTestSuite() { | 
 |     aom_free(input_ - 1); | 
 |     input_ = nullptr; | 
 |     aom_free(ref8_); | 
 |     ref8_ = nullptr; | 
 |     aom_free(output_); | 
 |     output_ = nullptr; | 
 |     aom_free(output_ref_); | 
 |     output_ref_ = nullptr; | 
 |     aom_free(input16_ - 1); | 
 |     input16_ = nullptr; | 
 |     aom_free(ref16_); | 
 |     ref16_ = nullptr; | 
 |     aom_free(output16_); | 
 |     output16_ = nullptr; | 
 |     aom_free(output16_ref_); | 
 |     output16_ref_ = nullptr; | 
 |   } | 
 |  | 
 |  protected: | 
 |   int Width() const { return GET_PARAM(0); } | 
 |   int Height() const { return GET_PARAM(1); } | 
 |   int BorderLeft() const { | 
 |     const int center = (kOuterBlockSize - Width()) / 2; | 
 |     return (center + (kDataAlignment - 1)) & ~(kDataAlignment - 1); | 
 |   } | 
 |   int BorderTop() const { return (kOuterBlockSize - Height()) / 2; } | 
 |  | 
 |   bool IsIndexInBorder(int i) { | 
 |     return (i < BorderTop() * kOuterBlockSize || | 
 |             i >= (BorderTop() + Height()) * kOuterBlockSize || | 
 |             i % kOuterBlockSize < BorderLeft() || | 
 |             i % kOuterBlockSize >= (BorderLeft() + Width())); | 
 |   } | 
 |  | 
 |   void SetUp() override { | 
 |     UUT_ = GET_PARAM(2); | 
 |     if (UUT_->use_highbd_ != 0) | 
 |       mask_ = (1 << UUT_->use_highbd_) - 1; | 
 |     else | 
 |       mask_ = 255; | 
 |     /* Set up guard blocks for an inner block centered in the outer block */ | 
 |     for (int i = 0; i < kOutputBufferSize; ++i) { | 
 |       if (IsIndexInBorder(i)) { | 
 |         output_[i] = 255; | 
 |         output16_[i] = mask_; | 
 |       } else { | 
 |         output_[i] = 0; | 
 |         output16_[i] = 0; | 
 |       } | 
 |     } | 
 |  | 
 |     ::libaom_test::ACMRandom prng; | 
 |     for (int i = 0; i < kInputBufferSize; ++i) { | 
 |       if (i & 1) { | 
 |         input_[i] = 255; | 
 |         input16_[i] = mask_; | 
 |       } else { | 
 |         input_[i] = prng.Rand8Extremes(); | 
 |         input16_[i] = prng.Rand16() & mask_; | 
 |       } | 
 |     } | 
 |   } | 
 |  | 
 |   void SetConstantInput(int value) { | 
 |     memset(input_, value, kInputBufferSize); | 
 |     aom_memset16(input16_, value, kInputBufferSize); | 
 |   } | 
 |  | 
 |   void CopyOutputToRef() { | 
 |     memcpy(output_ref_, output_, kOutputBufferSize); | 
 |     // Copy 16-bit pixels values. The effective number of bytes is double. | 
 |     memcpy(output16_ref_, output16_, sizeof(output16_[0]) * kOutputBufferSize); | 
 |   } | 
 |  | 
 |   void CheckGuardBlocks() { | 
 |     for (int i = 0; i < kOutputBufferSize; ++i) { | 
 |       if (IsIndexInBorder(i)) { | 
 |         EXPECT_EQ(255, output_[i]); | 
 |       } | 
 |     } | 
 |   } | 
 |  | 
 |   uint8_t *input() const { | 
 |     const int offset = BorderTop() * kOuterBlockSize + BorderLeft(); | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       return input_ + offset; | 
 |     } else { | 
 |       return CONVERT_TO_BYTEPTR(input16_) + offset; | 
 |     } | 
 |   } | 
 |  | 
 |   uint8_t *output() const { | 
 |     const int offset = BorderTop() * kOuterBlockSize + BorderLeft(); | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       return output_ + offset; | 
 |     } else { | 
 |       return CONVERT_TO_BYTEPTR(output16_) + offset; | 
 |     } | 
 |   } | 
 |  | 
 |   uint8_t *output_ref() const { | 
 |     const int offset = BorderTop() * kOuterBlockSize + BorderLeft(); | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       return output_ref_ + offset; | 
 |     } else { | 
 |       return CONVERT_TO_BYTEPTR(output16_ref_) + offset; | 
 |     } | 
 |   } | 
 |  | 
 |   uint16_t lookup(uint8_t *list, int index) const { | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       return list[index]; | 
 |     } else { | 
 |       return CONVERT_TO_SHORTPTR(list)[index]; | 
 |     } | 
 |   } | 
 |  | 
 |   void assign_val(uint8_t *list, int index, uint16_t val) const { | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       list[index] = (uint8_t)val; | 
 |     } else { | 
 |       CONVERT_TO_SHORTPTR(list)[index] = val; | 
 |     } | 
 |   } | 
 |  | 
 |   void wrapper_filter_average_block2d_8_c( | 
 |       const uint8_t *src_ptr, unsigned int src_stride, const int16_t *HFilter, | 
 |       const int16_t *VFilter, uint8_t *dst_ptr, unsigned int dst_stride, | 
 |       unsigned int output_width, unsigned int output_height) { | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       filter_average_block2d_8_c(src_ptr, src_stride, HFilter, VFilter, dst_ptr, | 
 |                                  dst_stride, output_width, output_height); | 
 |     } else { | 
 |       highbd_filter_average_block2d_8_c( | 
 |           CONVERT_TO_SHORTPTR(src_ptr), src_stride, HFilter, VFilter, | 
 |           CONVERT_TO_SHORTPTR(dst_ptr), dst_stride, output_width, output_height, | 
 |           UUT_->use_highbd_); | 
 |     } | 
 |   } | 
 |  | 
 |   void wrapper_filter_block2d_8_c( | 
 |       const uint8_t *src_ptr, unsigned int src_stride, const int16_t *HFilter, | 
 |       const int16_t *VFilter, uint8_t *dst_ptr, unsigned int dst_stride, | 
 |       unsigned int output_width, unsigned int output_height) { | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       filter_block2d_8_c(src_ptr, src_stride, HFilter, VFilter, dst_ptr, | 
 |                          dst_stride, output_width, output_height); | 
 |     } else { | 
 |       highbd_filter_block2d_8_c(CONVERT_TO_SHORTPTR(src_ptr), src_stride, | 
 |                                 HFilter, VFilter, CONVERT_TO_SHORTPTR(dst_ptr), | 
 |                                 dst_stride, output_width, output_height, | 
 |                                 UUT_->use_highbd_); | 
 |     } | 
 |   } | 
 |  | 
 |   void MatchesReferenceSubpixelFilter() { | 
 |     uint8_t *const in = input(); | 
 |     uint8_t *const out = output(); | 
 |     uint8_t *ref; | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       ref = ref8_; | 
 |     } else { | 
 |       ref = CONVERT_TO_BYTEPTR(ref16_); | 
 |     } | 
 |     int subpel_search; | 
 |     for (subpel_search = USE_2_TAPS; subpel_search <= USE_8_TAPS; | 
 |          ++subpel_search) { | 
 |       for (int filter_bank = 0; filter_bank < kNumFilterBanks; ++filter_bank) { | 
 |         const InterpFilter filter = (InterpFilter)filter_bank; | 
 |         const InterpKernel *filters = | 
 |             (const InterpKernel *)av1_get_interp_filter_kernel(filter, | 
 |                                                                subpel_search); | 
 |         for (int filter_x = 0; filter_x < kNumFilters; ++filter_x) { | 
 |           for (int filter_y = 0; filter_y < kNumFilters; ++filter_y) { | 
 |             wrapper_filter_block2d_8_c(in, kInputStride, filters[filter_x], | 
 |                                        filters[filter_y], ref, kOutputStride, | 
 |                                        Width(), Height()); | 
 |  | 
 |             if (filter_x && filter_y) | 
 |               continue; | 
 |             else if (filter_y) | 
 |               UUT_->v8_(in, kInputStride, out, kOutputStride, kInvalidFilter, | 
 |                         16, filters[filter_y], 16, Width(), Height()); | 
 |             else if (filter_x) | 
 |               API_REGISTER_STATE_CHECK(UUT_->h8_( | 
 |                   in, kInputStride, out, kOutputStride, filters[filter_x], 16, | 
 |                   kInvalidFilter, 16, Width(), Height())); | 
 |             else | 
 |               continue; | 
 |  | 
 |             CheckGuardBlocks(); | 
 |  | 
 |             for (int y = 0; y < Height(); ++y) | 
 |               for (int x = 0; x < Width(); ++x) | 
 |                 ASSERT_EQ(lookup(ref, y * kOutputStride + x), | 
 |                           lookup(out, y * kOutputStride + x)) | 
 |                     << "mismatch at (" << x << "," << y << "), " | 
 |                     << "filters (" << filter_bank << "," << filter_x << "," | 
 |                     << filter_y << ")"; | 
 |           } | 
 |         } | 
 |       } | 
 |     } | 
 |   } | 
 |  | 
 |   void FilterExtremes() { | 
 |     uint8_t *const in = input(); | 
 |     uint8_t *const out = output(); | 
 |     uint8_t *ref; | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       ref = ref8_; | 
 |     } else { | 
 |       ref = CONVERT_TO_BYTEPTR(ref16_); | 
 |     } | 
 |  | 
 |     // Populate ref and out with some random data | 
 |     ::libaom_test::ACMRandom prng; | 
 |     for (int y = 0; y < Height(); ++y) { | 
 |       for (int x = 0; x < Width(); ++x) { | 
 |         uint16_t r; | 
 |         if (UUT_->use_highbd_ == 0 || UUT_->use_highbd_ == 8) { | 
 |           r = prng.Rand8Extremes(); | 
 |         } else { | 
 |           r = prng.Rand16() & mask_; | 
 |         } | 
 |         assign_val(out, y * kOutputStride + x, r); | 
 |         assign_val(ref, y * kOutputStride + x, r); | 
 |       } | 
 |     } | 
 |  | 
 |     for (int axis = 0; axis < 2; axis++) { | 
 |       int seed_val = 0; | 
 |       while (seed_val < 256) { | 
 |         for (int y = 0; y < 8; ++y) { | 
 |           for (int x = 0; x < 8; ++x) { | 
 |             assign_val(in, y * kOutputStride + x - SUBPEL_TAPS / 2 + 1, | 
 |                        ((seed_val >> (axis ? y : x)) & 1) * mask_); | 
 |             if (axis) seed_val++; | 
 |           } | 
 |           if (axis) | 
 |             seed_val -= 8; | 
 |           else | 
 |             seed_val++; | 
 |         } | 
 |         if (axis) seed_val += 8; | 
 |         int subpel_search; | 
 |         for (subpel_search = USE_2_TAPS; subpel_search <= USE_8_TAPS; | 
 |              ++subpel_search) { | 
 |           for (int filter_bank = 0; filter_bank < kNumFilterBanks; | 
 |                ++filter_bank) { | 
 |             const InterpFilter filter = (InterpFilter)filter_bank; | 
 |             const InterpKernel *filters = | 
 |                 (const InterpKernel *)av1_get_interp_filter_kernel( | 
 |                     filter, subpel_search); | 
 |             for (int filter_x = 0; filter_x < kNumFilters; ++filter_x) { | 
 |               for (int filter_y = 0; filter_y < kNumFilters; ++filter_y) { | 
 |                 wrapper_filter_block2d_8_c(in, kInputStride, filters[filter_x], | 
 |                                            filters[filter_y], ref, | 
 |                                            kOutputStride, Width(), Height()); | 
 |                 if (filter_x && filter_y) | 
 |                   continue; | 
 |                 else if (filter_y) | 
 |                   API_REGISTER_STATE_CHECK(UUT_->v8_( | 
 |                       in, kInputStride, out, kOutputStride, kInvalidFilter, 16, | 
 |                       filters[filter_y], 16, Width(), Height())); | 
 |                 else if (filter_x) | 
 |                   API_REGISTER_STATE_CHECK(UUT_->h8_( | 
 |                       in, kInputStride, out, kOutputStride, filters[filter_x], | 
 |                       16, kInvalidFilter, 16, Width(), Height())); | 
 |                 else | 
 |                   continue; | 
 |  | 
 |                 for (int y = 0; y < Height(); ++y) | 
 |                   for (int x = 0; x < Width(); ++x) | 
 |                     ASSERT_EQ(lookup(ref, y * kOutputStride + x), | 
 |                               lookup(out, y * kOutputStride + x)) | 
 |                         << "mismatch at (" << x << "," << y << "), " | 
 |                         << "filters (" << filter_bank << "," << filter_x << "," | 
 |                         << filter_y << ")"; | 
 |               } | 
 |             } | 
 |           } | 
 |         } | 
 |       } | 
 |     } | 
 |   } | 
 |  | 
 |   void SpeedTest() { | 
 |     uint8_t *const in = input(); | 
 |     uint8_t *const out = output(); | 
 |     uint8_t *ref; | 
 |     if (UUT_->use_highbd_ == 0) { | 
 |       ref = ref8_; | 
 |     } else { | 
 |       ref = CONVERT_TO_BYTEPTR(ref16_); | 
 |     } | 
 |  | 
 |     // Populate ref and out with some random data | 
 |     ::libaom_test::ACMRandom prng; | 
 |     for (int y = 0; y < Height(); ++y) { | 
 |       for (int x = 0; x < Width(); ++x) { | 
 |         uint16_t r; | 
 |         if (UUT_->use_highbd_ == 0 || UUT_->use_highbd_ == 8) { | 
 |           r = prng.Rand8Extremes(); | 
 |         } else { | 
 |           r = prng.Rand16() & mask_; | 
 |         } | 
 |         assign_val(out, y * kOutputStride + x, r); | 
 |         assign_val(ref, y * kOutputStride + x, r); | 
 |       } | 
 |     } | 
 |  | 
 |     InterpFilter filter = (InterpFilter)1; | 
 |     const InterpKernel *filters = | 
 |         (const InterpKernel *)av1_get_interp_filter_kernel(filter, USE_8_TAPS); | 
 |     wrapper_filter_average_block2d_8_c(in, kInputStride, filters[1], filters[1], | 
 |                                        out, kOutputStride, Width(), Height()); | 
 |  | 
 |     aom_usec_timer timer; | 
 |     int tests_num = 1000; | 
 |  | 
 |     aom_usec_timer_start(&timer); | 
 |     while (tests_num > 0) { | 
 |       for (int filter_bank = 0; filter_bank < kNumFilterBanks; ++filter_bank) { | 
 |         filter = (InterpFilter)filter_bank; | 
 |         filters = (const InterpKernel *)av1_get_interp_filter_kernel( | 
 |             filter, USE_8_TAPS); | 
 |         for (int filter_x = 0; filter_x < kNumFilters; ++filter_x) { | 
 |           for (int filter_y = 0; filter_y < kNumFilters; ++filter_y) { | 
 |             if (filter_x && filter_y) continue; | 
 |             if (filter_y) | 
 |               API_REGISTER_STATE_CHECK(UUT_->v8_( | 
 |                   in, kInputStride, out, kOutputStride, kInvalidFilter, 16, | 
 |                   filters[filter_y], 16, Width(), Height())); | 
 |             else if (filter_x) | 
 |               API_REGISTER_STATE_CHECK(UUT_->h8_( | 
 |                   in, kInputStride, out, kOutputStride, filters[filter_x], 16, | 
 |                   kInvalidFilter, 16, Width(), Height())); | 
 |           } | 
 |         } | 
 |       } | 
 |       tests_num--; | 
 |     } | 
 |     aom_usec_timer_mark(&timer); | 
 |  | 
 |     const int elapsed_time = | 
 |         static_cast<int>(aom_usec_timer_elapsed(&timer) / 1000); | 
 |     printf("%dx%d (bitdepth %d) time: %5d ms\n", Width(), Height(), | 
 |            UUT_->use_highbd_, elapsed_time); | 
 |   } | 
 |  | 
 |   const ConvolveFunctions *UUT_; | 
 |   static uint8_t *input_; | 
 |   static uint8_t *ref8_; | 
 |   static uint8_t *output_; | 
 |   static uint8_t *output_ref_; | 
 |   static uint16_t *input16_; | 
 |   static uint16_t *ref16_; | 
 |   static uint16_t *output16_; | 
 |   static uint16_t *output16_ref_; | 
 |   int mask_; | 
 | }; | 
 |  | 
 | uint8_t *ConvolveTestBase::input_ = nullptr; | 
 | uint8_t *ConvolveTestBase::ref8_ = nullptr; | 
 | uint8_t *ConvolveTestBase::output_ = nullptr; | 
 | uint8_t *ConvolveTestBase::output_ref_ = nullptr; | 
 | uint16_t *ConvolveTestBase::input16_ = nullptr; | 
 | uint16_t *ConvolveTestBase::ref16_ = nullptr; | 
 | uint16_t *ConvolveTestBase::output16_ = nullptr; | 
 | uint16_t *ConvolveTestBase::output16_ref_ = nullptr; | 
 |  | 
 | using LowbdConvolveTest = ConvolveTestBase; | 
 |  | 
 | TEST_P(LowbdConvolveTest, GuardBlocks) { CheckGuardBlocks(); } | 
 |  | 
 | void FiltersWontSaturateWhenAddedPairwise() { | 
 |   int subpel_search; | 
 |   for (subpel_search = USE_2_TAPS; subpel_search <= USE_8_TAPS; | 
 |        ++subpel_search) { | 
 |     for (int filter_bank = 0; filter_bank < kNumFilterBanks; ++filter_bank) { | 
 |       const InterpFilter filter = (InterpFilter)filter_bank; | 
 |       const InterpKernel *filters = | 
 |           (const InterpKernel *)av1_get_interp_filter_kernel(filter, | 
 |                                                              subpel_search); | 
 |       for (int i = 0; i < kNumFilters; i++) { | 
 |         const int p0 = filters[i][0] + filters[i][1]; | 
 |         const int p1 = filters[i][2] + filters[i][3]; | 
 |         const int p2 = filters[i][4] + filters[i][5]; | 
 |         const int p3 = filters[i][6] + filters[i][7]; | 
 |         EXPECT_LE(p0, 128); | 
 |         EXPECT_LE(p1, 128); | 
 |         EXPECT_LE(p2, 128); | 
 |         EXPECT_LE(p3, 128); | 
 |         EXPECT_LE(p0 + p3, 128); | 
 |         EXPECT_LE(p0 + p3 + p1, 128); | 
 |         EXPECT_LE(p0 + p3 + p1 + p2, 128); | 
 |         EXPECT_EQ(p0 + p1 + p2 + p3, 128); | 
 |       } | 
 |     } | 
 |   } | 
 | } | 
 |  | 
 | TEST(LowbdConvolveTest, FiltersWontSaturateWhenAddedPairwise) { | 
 |   FiltersWontSaturateWhenAddedPairwise(); | 
 | } | 
 |  | 
 | TEST_P(LowbdConvolveTest, MatchesReferenceSubpixelFilter) { | 
 |   MatchesReferenceSubpixelFilter(); | 
 | } | 
 |  | 
 | TEST_P(LowbdConvolveTest, FilterExtremes) { FilterExtremes(); } | 
 |  | 
 | TEST_P(LowbdConvolveTest, DISABLED_Speed) { SpeedTest(); } | 
 |  | 
 | using std::make_tuple; | 
 |  | 
 | // WRAP macro is only used for high bitdepth build. | 
 | #if CONFIG_AV1_HIGHBITDEPTH | 
 | #define WRAP(func, bd)                                                       \ | 
 |   static void wrap_##func##_##bd(                                            \ | 
 |       const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,                \ | 
 |       ptrdiff_t dst_stride, const int16_t *filter_x, int filter_x_stride,    \ | 
 |       const int16_t *filter_y, int filter_y_stride, int w, int h) {          \ | 
 |     aom_highbd_##func(src, src_stride, dst, dst_stride, filter_x,            \ | 
 |                       filter_x_stride, filter_y, filter_y_stride, w, h, bd); \ | 
 |   } | 
 | #if HAVE_SSE2 && AOM_ARCH_X86_64 | 
 | WRAP(convolve8_horiz_sse2, 8) | 
 | WRAP(convolve8_vert_sse2, 8) | 
 | WRAP(convolve8_horiz_sse2, 10) | 
 | WRAP(convolve8_vert_sse2, 10) | 
 | WRAP(convolve8_horiz_sse2, 12) | 
 | WRAP(convolve8_vert_sse2, 12) | 
 | #endif  // HAVE_SSE2 && AOM_ARCH_X86_64 | 
 |  | 
 | WRAP(convolve8_horiz_c, 8) | 
 | WRAP(convolve8_vert_c, 8) | 
 | WRAP(convolve8_horiz_c, 10) | 
 | WRAP(convolve8_vert_c, 10) | 
 | WRAP(convolve8_horiz_c, 12) | 
 | WRAP(convolve8_vert_c, 12) | 
 |  | 
 | #if HAVE_AVX2 | 
 | WRAP(convolve8_horiz_avx2, 8) | 
 | WRAP(convolve8_vert_avx2, 8) | 
 |  | 
 | WRAP(convolve8_horiz_avx2, 10) | 
 | WRAP(convolve8_vert_avx2, 10) | 
 |  | 
 | WRAP(convolve8_horiz_avx2, 12) | 
 | WRAP(convolve8_vert_avx2, 12) | 
 | #endif  // HAVE_AVX2 | 
 |  | 
 | #if HAVE_NEON | 
 | WRAP(convolve8_horiz_neon, 8) | 
 | WRAP(convolve8_vert_neon, 8) | 
 |  | 
 | WRAP(convolve8_horiz_neon, 10) | 
 | WRAP(convolve8_vert_neon, 10) | 
 |  | 
 | WRAP(convolve8_horiz_neon, 12) | 
 | WRAP(convolve8_vert_neon, 12) | 
 | #endif  // HAVE_NEON | 
 |  | 
 | #if HAVE_SVE | 
 | WRAP(convolve8_horiz_sve, 8) | 
 | WRAP(convolve8_vert_sve, 8) | 
 |  | 
 | WRAP(convolve8_horiz_sve, 10) | 
 | WRAP(convolve8_vert_sve, 10) | 
 |  | 
 | WRAP(convolve8_horiz_sve, 12) | 
 | WRAP(convolve8_vert_sve, 12) | 
 | #endif  // HAVE_SVE | 
 | #endif  // CONFIG_AV1_HIGHBITDEPTH | 
 |  | 
 | #undef WRAP | 
 |  | 
 | #if CONFIG_AV1_HIGHBITDEPTH | 
 |  | 
 | using HighbdConvolveTest = ConvolveTestBase; | 
 |  | 
 | TEST_P(HighbdConvolveTest, GuardBlocks) { CheckGuardBlocks(); } | 
 |  | 
 | TEST(HighbdConvolveTest, FiltersWontSaturateWhenAddedPairwise) { | 
 |   FiltersWontSaturateWhenAddedPairwise(); | 
 | } | 
 |  | 
 | TEST_P(HighbdConvolveTest, MatchesReferenceSubpixelFilter) { | 
 |   MatchesReferenceSubpixelFilter(); | 
 | } | 
 |  | 
 | TEST_P(HighbdConvolveTest, FilterExtremes) { FilterExtremes(); } | 
 |  | 
 | TEST_P(HighbdConvolveTest, DISABLED_Speed) { SpeedTest(); } | 
 |  | 
 | const ConvolveFunctions wrap_convolve8_c(wrap_convolve8_horiz_c_8, | 
 |                                          wrap_convolve8_vert_c_8, 8); | 
 | const ConvolveFunctions wrap_convolve10_c(wrap_convolve8_horiz_c_10, | 
 |                                           wrap_convolve8_vert_c_10, 10); | 
 | const ConvolveFunctions wrap_convolve12_c(wrap_convolve8_horiz_c_12, | 
 |                                           wrap_convolve8_vert_c_12, 12); | 
 | const ConvolveParam kArrayHighbdConvolve_c[] = { ALL_SIZES(wrap_convolve8_c), | 
 |                                                  ALL_SIZES(wrap_convolve10_c), | 
 |                                                  ALL_SIZES(wrap_convolve12_c) }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(C, HighbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArrayHighbdConvolve_c)); | 
 | #endif  // CONFIG_AV1_HIGHBITDEPTH | 
 |  | 
 | const ConvolveFunctions convolve8_c(aom_convolve8_horiz_c, aom_convolve8_vert_c, | 
 |                                     0); | 
 | const ConvolveParam kArrayConvolve_c[] = { ALL_SIZES(convolve8_c) }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(C, LowbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArrayConvolve_c)); | 
 |  | 
 | #if HAVE_SSE2 && AOM_ARCH_X86_64 | 
 | #if CONFIG_AV1_HIGHBITDEPTH | 
 | const ConvolveFunctions wrap_convolve8_sse2(wrap_convolve8_horiz_sse2_8, | 
 |                                             wrap_convolve8_vert_sse2_8, 8); | 
 | const ConvolveFunctions wrap_convolve10_sse2(wrap_convolve8_horiz_sse2_10, | 
 |                                              wrap_convolve8_vert_sse2_10, 10); | 
 | const ConvolveFunctions wrap_convolve12_sse2(wrap_convolve8_horiz_sse2_12, | 
 |                                              wrap_convolve8_vert_sse2_12, 12); | 
 | const ConvolveParam kArrayHighbdConvolve_sse2[] = { | 
 |   ALL_SIZES(wrap_convolve8_sse2), ALL_SIZES(wrap_convolve10_sse2), | 
 |   ALL_SIZES(wrap_convolve12_sse2) | 
 | }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(SSE2, HighbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArrayHighbdConvolve_sse2)); | 
 | #endif | 
 | #endif | 
 |  | 
 | #if HAVE_SSSE3 | 
 | const ConvolveFunctions convolve8_ssse3(aom_convolve8_horiz_ssse3, | 
 |                                         aom_convolve8_vert_ssse3, 0); | 
 |  | 
 | const ConvolveParam kArrayConvolve8_ssse3[] = { ALL_SIZES(convolve8_ssse3) }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(SSSE3, LowbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArrayConvolve8_ssse3)); | 
 | #endif | 
 |  | 
 | #if HAVE_AVX2 | 
 | #if CONFIG_AV1_HIGHBITDEPTH | 
 | const ConvolveFunctions wrap_convolve8_avx2(wrap_convolve8_horiz_avx2_8, | 
 |                                             wrap_convolve8_vert_avx2_8, 8); | 
 | const ConvolveFunctions wrap_convolve10_avx2(wrap_convolve8_horiz_avx2_10, | 
 |                                              wrap_convolve8_vert_avx2_10, 10); | 
 | const ConvolveFunctions wrap_convolve12_avx2(wrap_convolve8_horiz_avx2_12, | 
 |                                              wrap_convolve8_vert_avx2_12, 12); | 
 | const ConvolveParam kArray_HighbdConvolve8_avx2[] = { | 
 |   ALL_SIZES_64(wrap_convolve8_avx2), ALL_SIZES_64(wrap_convolve10_avx2), | 
 |   ALL_SIZES_64(wrap_convolve12_avx2) | 
 | }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(AVX2, HighbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArray_HighbdConvolve8_avx2)); | 
 | #endif | 
 | const ConvolveFunctions convolve8_avx2(aom_convolve8_horiz_avx2, | 
 |                                        aom_convolve8_vert_avx2, 0); | 
 | const ConvolveParam kArray_Convolve8_avx2[] = { ALL_SIZES(convolve8_avx2) }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(AVX2, LowbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArray_Convolve8_avx2)); | 
 | #endif  // HAVE_AVX2 | 
 |  | 
 | #if HAVE_NEON | 
 | #if CONFIG_AV1_HIGHBITDEPTH | 
 | const ConvolveFunctions wrap_convolve8_neon(wrap_convolve8_horiz_neon_8, | 
 |                                             wrap_convolve8_vert_neon_8, 8); | 
 | const ConvolveFunctions wrap_convolve10_neon(wrap_convolve8_horiz_neon_10, | 
 |                                              wrap_convolve8_vert_neon_10, 10); | 
 | const ConvolveFunctions wrap_convolve12_neon(wrap_convolve8_horiz_neon_12, | 
 |                                              wrap_convolve8_vert_neon_12, 12); | 
 | const ConvolveParam kArray_HighbdConvolve8_neon[] = { | 
 |   ALL_SIZES_64(wrap_convolve8_neon), ALL_SIZES_64(wrap_convolve10_neon), | 
 |   ALL_SIZES_64(wrap_convolve12_neon) | 
 | }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(NEON, HighbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArray_HighbdConvolve8_neon)); | 
 | #endif | 
 | const ConvolveFunctions convolve8_neon(aom_convolve8_horiz_neon, | 
 |                                        aom_convolve8_vert_neon, 0); | 
 | const ConvolveParam kArray_Convolve8_neon[] = { ALL_SIZES(convolve8_neon) }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(NEON, LowbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArray_Convolve8_neon)); | 
 | #endif  // HAVE_NEON | 
 |  | 
 | #if HAVE_NEON_DOTPROD | 
 | const ConvolveFunctions convolve8_neon_dotprod(aom_convolve8_horiz_neon_dotprod, | 
 |                                                aom_convolve8_vert_neon_dotprod, | 
 |                                                0); | 
 | const ConvolveParam kArray_Convolve8_neon_dotprod[] = { ALL_SIZES( | 
 |     convolve8_neon_dotprod) }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(NEON_DOTPROD, LowbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArray_Convolve8_neon_dotprod)); | 
 | #endif  // HAVE_NEON_DOTPROD | 
 |  | 
 | #if HAVE_NEON_I8MM | 
 | const ConvolveFunctions convolve8_neon_i8mm(aom_convolve8_horiz_neon_i8mm, | 
 |                                             aom_convolve8_vert_neon_i8mm, 0); | 
 | const ConvolveParam kArray_Convolve8_neon_i8mm[] = { ALL_SIZES( | 
 |     convolve8_neon_i8mm) }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(NEON_I8MM, LowbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArray_Convolve8_neon_i8mm)); | 
 | #endif  // HAVE_NEON_I8MM | 
 |  | 
 | #if HAVE_SVE | 
 | #if CONFIG_AV1_HIGHBITDEPTH | 
 | const ConvolveFunctions wrap_convolve8_sve(wrap_convolve8_horiz_sve_8, | 
 |                                            wrap_convolve8_vert_sve_8, 8); | 
 | const ConvolveFunctions wrap_convolve10_sve(wrap_convolve8_horiz_sve_10, | 
 |                                             wrap_convolve8_vert_sve_10, 10); | 
 | const ConvolveFunctions wrap_convolve12_sve(wrap_convolve8_horiz_sve_12, | 
 |                                             wrap_convolve8_vert_sve_12, 12); | 
 | const ConvolveParam kArray_HighbdConvolve8_sve[] = { | 
 |   ALL_SIZES_64(wrap_convolve8_sve), ALL_SIZES_64(wrap_convolve10_sve), | 
 |   ALL_SIZES_64(wrap_convolve12_sve) | 
 | }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(SVE, HighbdConvolveTest, | 
 |                          ::testing::ValuesIn(kArray_HighbdConvolve8_sve)); | 
 | #endif | 
 | #endif  // HAVE_SVE | 
 |  | 
 | using ConvolveScale2DFunc = void (*)(const uint8_t *src, ptrdiff_t src_stride, | 
 |                                      uint8_t *dst, ptrdiff_t dst_stride, | 
 |                                      const InterpKernel *filter, int x0_q4, | 
 |                                      int x_step_q4, int y0_q4, int y_step_q4, | 
 |                                      int w, int h); | 
 |  | 
 | using ConvolveScale2DParam = std::tuple<int, int, ConvolveScale2DFunc>; | 
 |  | 
 | class ConvolveScale2DTest | 
 |     : public ::testing::TestWithParam<ConvolveScale2DParam> { | 
 |  public: | 
 |   int Width() const { return GET_PARAM(0); } | 
 |   int Height() const { return GET_PARAM(1); } | 
 |   int BorderLeft() const { | 
 |     const int center = (kOuterBlockSize - Width()) / 2; | 
 |     return (center + (kDataAlignment - 1)) & ~(kDataAlignment - 1); | 
 |   } | 
 |   int BorderTop() const { return (kOuterBlockSize - Height()) / 2; } | 
 |  | 
 |   bool IsIndexInBorder(int i) { | 
 |     return (i < BorderTop() * kOuterBlockSize || | 
 |             i >= (BorderTop() + Height()) * kOuterBlockSize || | 
 |             i % kOuterBlockSize < BorderLeft() || | 
 |             i % kOuterBlockSize >= (BorderLeft() + Width())); | 
 |   } | 
 |  | 
 |   void SetUp() override { | 
 |     // Force input_ to be unaligned, output to be 16 byte aligned. | 
 |     input_ = reinterpret_cast<uint8_t *>( | 
 |                  aom_memalign(kDataAlignment, kInputBufferSize + 1)) + | 
 |              1; | 
 |     output_ = reinterpret_cast<uint8_t *>( | 
 |         aom_memalign(kDataAlignment, kOutputBufferSize)); | 
 |     output_ref_ = reinterpret_cast<uint8_t *>( | 
 |         aom_memalign(kDataAlignment, kOutputBufferSize)); | 
 |  | 
 |     ASSERT_NE(input_, nullptr); | 
 |     ASSERT_NE(output_, nullptr); | 
 |     ASSERT_NE(output_ref_, nullptr); | 
 |  | 
 |     test_func_ = GET_PARAM(2); | 
 |     /* Set up guard blocks for an inner block centered in the outer block */ | 
 |     for (int i = 0; i < kOutputBufferSize; ++i) { | 
 |       if (IsIndexInBorder(i)) { | 
 |         output_[i] = 255; | 
 |       } else { | 
 |         output_[i] = 0; | 
 |       } | 
 |     } | 
 |  | 
 |     ::libaom_test::ACMRandom prng; | 
 |     for (int i = 0; i < kInputBufferSize; ++i) { | 
 |       if (i & 1) { | 
 |         input_[i] = 255; | 
 |       } else { | 
 |         input_[i] = prng.Rand8Extremes(); | 
 |       } | 
 |     } | 
 |   } | 
 |  | 
 |   void TearDown() override { | 
 |     aom_free(input_ - 1); | 
 |     input_ = nullptr; | 
 |     aom_free(output_); | 
 |     output_ = nullptr; | 
 |     aom_free(output_ref_); | 
 |     output_ref_ = nullptr; | 
 |   } | 
 |  | 
 |   void SetConstantInput(int value) { memset(input_, value, kInputBufferSize); } | 
 |  | 
 |   void CopyOutputToRef() { memcpy(output_ref_, output_, kOutputBufferSize); } | 
 |  | 
 |   void CheckGuardBlocks() { | 
 |     for (int i = 0; i < kOutputBufferSize; ++i) { | 
 |       if (IsIndexInBorder(i)) { | 
 |         EXPECT_EQ(255, output_[i]); | 
 |       } | 
 |     } | 
 |   } | 
 |  | 
 |   uint8_t *input() const { | 
 |     const int offset = BorderTop() * kOuterBlockSize + BorderLeft(); | 
 |     return input_ + offset; | 
 |   } | 
 |  | 
 |   uint8_t *output() const { | 
 |     const int offset = BorderTop() * kOuterBlockSize + BorderLeft(); | 
 |     return output_ + offset; | 
 |   } | 
 |  | 
 |   uint8_t *output_ref() const { | 
 |     const int offset = BorderTop() * kOuterBlockSize + BorderLeft(); | 
 |     return output_ref_ + offset; | 
 |   } | 
 |  | 
 |   uint16_t lookup(uint8_t *list, int index) const { return list[index]; } | 
 |  | 
 |   void assign_val(uint8_t *list, int index, uint16_t val) const { | 
 |     list[index] = (uint8_t)val; | 
 |   } | 
 |  | 
 |   ConvolveScale2DFunc test_func_; | 
 |   uint8_t *input_; | 
 |   uint8_t *output_; | 
 |   uint8_t *output_ref_; | 
 | }; | 
 |  | 
 | TEST_P(ConvolveScale2DTest, DISABLED_Speed) { | 
 |   const uint8_t *const in = input(); | 
 |   uint8_t *const out = output(); | 
 |   const InterpKernel *const filter = | 
 |       (const InterpKernel *)av1_get_interp_filter_kernel(EIGHTTAP_REGULAR, | 
 |                                                          USE_8_TAPS); | 
 |   const int kNumTests = 10000; | 
 |   const int width = Width(); | 
 |   const int height = Height(); | 
 |   const int frac = 8; | 
 |   const int step = 16; | 
 |   aom_usec_timer timer; | 
 |  | 
 |   aom_usec_timer_start(&timer); | 
 |   for (int n = 0; n < kNumTests; ++n) { | 
 |     test_func_(in, kInputStride, out, kOutputStride, filter, frac, step, frac, | 
 |                step, width, height); | 
 |   } | 
 |   aom_usec_timer_mark(&timer); | 
 |  | 
 |   const int elapsed_time = static_cast<int>(aom_usec_timer_elapsed(&timer)); | 
 |   printf("convolve_scale_2d_%dx%d_%d: %d us\n", width, height, 8, elapsed_time); | 
 | } | 
 |  | 
 | TEST_P(ConvolveScale2DTest, Correctness) { | 
 |   uint8_t *const in = input(); | 
 |   uint8_t *const out = output(); | 
 |   uint8_t ref[kOutputStride * kMaxDimension]; | 
 |  | 
 |   ::libaom_test::ACMRandom prng; | 
 |   for (int y = 0; y < Height(); ++y) { | 
 |     for (int x = 0; x < Width(); ++x) { | 
 |       const uint16_t r = prng.Rand8Extremes(); | 
 |       assign_val(in, y * kInputStride + x, r); | 
 |     } | 
 |   } | 
 |  | 
 |   for (int subpel_search = USE_2_TAPS; subpel_search <= USE_8_TAPS; | 
 |        ++subpel_search) { | 
 |     for (int filter_bank = 0; filter_bank < kNumFilterBanks; ++filter_bank) { | 
 |       const InterpFilter filter = static_cast<InterpFilter>(filter_bank); | 
 |       const InterpKernel *filters = | 
 |           (const InterpKernel *)av1_get_interp_filter_kernel(filter, | 
 |                                                              subpel_search); | 
 |       for (int frac = 0; frac < 16; ++frac) { | 
 |         for (int step = 1; step <= 32; ++step) { | 
 |           aom_scaled_2d_c(in, kInputStride, ref, kOutputStride, filters, frac, | 
 |                           step, frac, step, Width(), Height()); | 
 |           API_REGISTER_STATE_CHECK( | 
 |               test_func_(in, kInputStride, out, kOutputStride, filters, frac, | 
 |                          step, frac, step, Width(), Height())); | 
 |  | 
 |           CheckGuardBlocks(); | 
 |  | 
 |           for (int y = 0; y < Height(); ++y) { | 
 |             for (int x = 0; x < Width(); ++x) { | 
 |               ASSERT_EQ(lookup(ref, y * kOutputStride + x), | 
 |                         lookup(out, y * kOutputStride + x)) | 
 |                   << "x == " << x << ", y == " << y << ", frac == " << frac | 
 |                   << ", step == " << step; | 
 |             } | 
 |           } | 
 |         } | 
 |       } | 
 |     } | 
 |   } | 
 | } | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(C, ConvolveScale2DTest, | 
 |                          ::testing::Values(ALL_SIZES_64(aom_scaled_2d_c))); | 
 |  | 
 | #if HAVE_NEON | 
 | INSTANTIATE_TEST_SUITE_P(NEON, ConvolveScale2DTest, | 
 |                          ::testing::Values(ALL_SIZES_64(aom_scaled_2d_neon))); | 
 | #endif  // HAVE_NEON | 
 |  | 
 | #if HAVE_NEON_DOTPROD | 
 | INSTANTIATE_TEST_SUITE_P( | 
 |     NEON_DOTPROD, ConvolveScale2DTest, | 
 |     ::testing::Values(ALL_SIZES_64(aom_scaled_2d_neon_dotprod))); | 
 | #endif  // HAVE_NEON_DOTPROD | 
 |  | 
 | #if HAVE_NEON_I8MM | 
 | INSTANTIATE_TEST_SUITE_P( | 
 |     NEON_I8MM, ConvolveScale2DTest, | 
 |     ::testing::Values(ALL_SIZES_64(aom_scaled_2d_neon_i8mm))); | 
 | #endif  // HAVE_NEON_I8MM | 
 |  | 
 | #if HAVE_SSSE3 | 
 | INSTANTIATE_TEST_SUITE_P(SSSE3, ConvolveScale2DTest, | 
 |                          ::testing::Values(ALL_SIZES_64(aom_scaled_2d_ssse3))); | 
 | #endif  // HAVE_SSSE3 | 
 |  | 
 | }  // namespace |