|  | /* | 
|  | * 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 "third_party/googletest/src/googletest/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/clear_system_state.h" | 
|  | #include "test/register_state_check.h" | 
|  | #include "test/util.h" | 
|  |  | 
|  | namespace { | 
|  |  | 
|  | static const unsigned int kMaxDimension = MAX_SB_SIZE; | 
|  |  | 
|  | typedef void (*ConvolveFunc)(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 copy, ConvolveFunc h8, ConvolveFunc v8, int bd) | 
|  | : copy_(copy), h8_(h8), v8_(v8), use_highbd_(bd) {} | 
|  |  | 
|  | ConvolveFunc copy_; | 
|  | ConvolveFunc h8_; | 
|  | ConvolveFunc v8_; | 
|  | int use_highbd_;  // 0 if high bitdepth not used, else the actual bit depth. | 
|  | }; | 
|  |  | 
|  | typedef ::testing::tuple<int, int, const ConvolveFunctions *> ConvolveParam; | 
|  |  | 
|  | #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 ConvolveTest : public ::testing::TestWithParam<ConvolveParam> { | 
|  | public: | 
|  | static void SetUpTestCase() { | 
|  | // Force input_ to be unaligned, output to be 16 byte aligned. | 
|  | input_ = reinterpret_cast<uint8_t *>( | 
|  | aom_memalign(kDataAlignment, kInputBufferSize + 1)) + | 
|  | 1; | 
|  | ref8_ = reinterpret_cast<uint8_t *>( | 
|  | aom_memalign(kDataAlignment, kOutputStride * kMaxDimension)); | 
|  | output_ = reinterpret_cast<uint8_t *>( | 
|  | aom_memalign(kDataAlignment, kOutputBufferSize)); | 
|  | output_ref_ = reinterpret_cast<uint8_t *>( | 
|  | aom_memalign(kDataAlignment, kOutputBufferSize)); | 
|  | input16_ = reinterpret_cast<uint16_t *>(aom_memalign( | 
|  | kDataAlignment, (kInputBufferSize + 1) * sizeof(uint16_t))) + | 
|  | 1; | 
|  | ref16_ = reinterpret_cast<uint16_t *>(aom_memalign( | 
|  | kDataAlignment, kOutputStride * kMaxDimension * sizeof(uint16_t))); | 
|  | output16_ = reinterpret_cast<uint16_t *>( | 
|  | aom_memalign(kDataAlignment, (kOutputBufferSize) * sizeof(uint16_t))); | 
|  | output16_ref_ = reinterpret_cast<uint16_t *>( | 
|  | aom_memalign(kDataAlignment, (kOutputBufferSize) * sizeof(uint16_t))); | 
|  | } | 
|  |  | 
|  | virtual void TearDown() { libaom_test::ClearSystemState(); } | 
|  |  | 
|  | static void TearDownTestCase() { | 
|  | aom_free(input_ - 1); | 
|  | input_ = NULL; | 
|  | aom_free(ref8_); | 
|  | ref8_ = NULL; | 
|  | aom_free(output_); | 
|  | output_ = NULL; | 
|  | aom_free(output_ref_); | 
|  | output_ref_ = NULL; | 
|  | aom_free(input16_ - 1); | 
|  | input16_ = NULL; | 
|  | aom_free(ref16_); | 
|  | ref16_ = NULL; | 
|  | aom_free(output16_); | 
|  | output16_ = NULL; | 
|  | aom_free(output16_ref_); | 
|  | output16_ref_ = NULL; | 
|  | } | 
|  |  | 
|  | protected: | 
|  | 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; | 
|  |  | 
|  | 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())); | 
|  | } | 
|  |  | 
|  | virtual void SetUp() { | 
|  | 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_); | 
|  | } | 
|  | } | 
|  |  | 
|  | 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 *ConvolveTest::input_ = NULL; | 
|  | uint8_t *ConvolveTest::ref8_ = NULL; | 
|  | uint8_t *ConvolveTest::output_ = NULL; | 
|  | uint8_t *ConvolveTest::output_ref_ = NULL; | 
|  | uint16_t *ConvolveTest::input16_ = NULL; | 
|  | uint16_t *ConvolveTest::ref16_ = NULL; | 
|  | uint16_t *ConvolveTest::output16_ = NULL; | 
|  | uint16_t *ConvolveTest::output16_ref_ = NULL; | 
|  |  | 
|  | TEST_P(ConvolveTest, GuardBlocks) { CheckGuardBlocks(); } | 
|  |  | 
|  | TEST_P(ConvolveTest, Copy) { | 
|  | uint8_t *const in = input(); | 
|  | uint8_t *const out = output(); | 
|  |  | 
|  | ASM_REGISTER_STATE_CHECK(UUT_->copy_(in, kInputStride, out, kOutputStride, | 
|  | NULL, 0, NULL, 0, Width(), Height())); | 
|  |  | 
|  | CheckGuardBlocks(); | 
|  |  | 
|  | for (int y = 0; y < Height(); ++y) | 
|  | for (int x = 0; x < Width(); ++x) | 
|  | ASSERT_EQ(lookup(out, y * kOutputStride + x), | 
|  | lookup(in, y * kInputStride + x)) | 
|  | << "(" << x << "," << y << ")"; | 
|  | } | 
|  |  | 
|  | const int kNumFilterBanks = SWITCHABLE_FILTERS; | 
|  | const int kNumFilters = 16; | 
|  |  | 
|  | TEST(ConvolveTest, FiltersWontSaturateWhenAddedPairwise) { | 
|  | int subpel_search; | 
|  | for (subpel_search = USE_4_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); | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | const int16_t kInvalidFilter[8] = { 0 }; | 
|  |  | 
|  | TEST_P(ConvolveTest, 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_4_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) | 
|  | ASM_REGISTER_STATE_CHECK( | 
|  | UUT_->v8_(in, kInputStride, out, kOutputStride, kInvalidFilter, | 
|  | 16, filters[filter_y], 16, Width(), Height())); | 
|  | else if (filter_x) | 
|  | ASM_REGISTER_STATE_CHECK(UUT_->h8_( | 
|  | in, kInputStride, out, kOutputStride, filters[filter_x], 16, | 
|  | kInvalidFilter, 16, Width(), Height())); | 
|  | else | 
|  | ASM_REGISTER_STATE_CHECK(UUT_->copy_( | 
|  | in, kInputStride, out, kOutputStride, kInvalidFilter, 0, | 
|  | kInvalidFilter, 0, 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)) | 
|  | << "mismatch at (" << x << "," << y << "), " | 
|  | << "filters (" << filter_bank << "," << filter_x << "," | 
|  | << filter_y << ")"; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | TEST_P(ConvolveTest, 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_4_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) | 
|  | ASM_REGISTER_STATE_CHECK(UUT_->v8_( | 
|  | in, kInputStride, out, kOutputStride, kInvalidFilter, 16, | 
|  | filters[filter_y], 16, Width(), Height())); | 
|  | else if (filter_x) | 
|  | ASM_REGISTER_STATE_CHECK(UUT_->h8_( | 
|  | in, kInputStride, out, kOutputStride, filters[filter_x], 16, | 
|  | kInvalidFilter, 16, Width(), Height())); | 
|  | else | 
|  | ASM_REGISTER_STATE_CHECK(UUT_->copy_( | 
|  | in, kInputStride, out, kOutputStride, kInvalidFilter, 0, | 
|  | kInvalidFilter, 0, Width(), Height())); | 
|  |  | 
|  | 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 << ")"; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | TEST_P(ConvolveTest, DISABLED_Copy_Speed) { | 
|  | const uint8_t *const in = input(); | 
|  | uint8_t *const out = output(); | 
|  | const int kNumTests = 5000000; | 
|  | const int width = Width(); | 
|  | const int height = Height(); | 
|  | aom_usec_timer timer; | 
|  |  | 
|  | aom_usec_timer_start(&timer); | 
|  | for (int n = 0; n < kNumTests; ++n) { | 
|  | UUT_->copy_(in, kInputStride, out, kOutputStride, NULL, 0, NULL, 0, width, | 
|  | height); | 
|  | } | 
|  | aom_usec_timer_mark(&timer); | 
|  |  | 
|  | const int elapsed_time = static_cast<int>(aom_usec_timer_elapsed(&timer)); | 
|  | printf("convolve_copy_%dx%d_%d: %d us\n", width, height, | 
|  | UUT_->use_highbd_ ? UUT_->use_highbd_ : 8, elapsed_time); | 
|  | } | 
|  |  | 
|  | TEST_P(ConvolveTest, DISABLED_Speed) { | 
|  | 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); | 
|  | } | 
|  | } | 
|  |  | 
|  | const 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) { | 
|  | const InterpFilter filter = (InterpFilter)filter_bank; | 
|  | const InterpKernel *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) | 
|  | ASM_REGISTER_STATE_CHECK( | 
|  | UUT_->v8_(in, kInputStride, out, kOutputStride, kInvalidFilter, | 
|  | 16, filters[filter_y], 16, Width(), Height())); | 
|  | else if (filter_x) | 
|  | ASM_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); | 
|  | } | 
|  |  | 
|  | using ::testing::make_tuple; | 
|  |  | 
|  | #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 && ARCH_X86_64 | 
|  | WRAP(convolve_copy_sse2, 8) | 
|  | WRAP(convolve_copy_sse2, 10) | 
|  | WRAP(convolve_copy_sse2, 12) | 
|  | 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 && ARCH_X86_64 | 
|  |  | 
|  | WRAP(convolve_copy_c, 8) | 
|  | WRAP(convolve8_horiz_c, 8) | 
|  | WRAP(convolve8_vert_c, 8) | 
|  | WRAP(convolve_copy_c, 10) | 
|  | WRAP(convolve8_horiz_c, 10) | 
|  | WRAP(convolve8_vert_c, 10) | 
|  | WRAP(convolve_copy_c, 12) | 
|  | WRAP(convolve8_horiz_c, 12) | 
|  | WRAP(convolve8_vert_c, 12) | 
|  |  | 
|  | #if HAVE_AVX2 | 
|  | WRAP(convolve_copy_avx2, 8) | 
|  | WRAP(convolve8_horiz_avx2, 8) | 
|  | WRAP(convolve8_vert_avx2, 8) | 
|  |  | 
|  | WRAP(convolve_copy_avx2, 10) | 
|  | WRAP(convolve8_horiz_avx2, 10) | 
|  | WRAP(convolve8_vert_avx2, 10) | 
|  |  | 
|  | WRAP(convolve_copy_avx2, 12) | 
|  | WRAP(convolve8_horiz_avx2, 12) | 
|  | WRAP(convolve8_vert_avx2, 12) | 
|  | #endif  // HAVE_AVX2 | 
|  |  | 
|  | #undef WRAP | 
|  |  | 
|  | const ConvolveFunctions convolve8_c(wrap_convolve_copy_c_8, | 
|  | wrap_convolve8_horiz_c_8, | 
|  | wrap_convolve8_vert_c_8, 8); | 
|  | const ConvolveFunctions convolve10_c(wrap_convolve_copy_c_10, | 
|  | wrap_convolve8_horiz_c_10, | 
|  | wrap_convolve8_vert_c_10, 10); | 
|  | const ConvolveFunctions convolve12_c(wrap_convolve_copy_c_12, | 
|  | wrap_convolve8_horiz_c_12, | 
|  | wrap_convolve8_vert_c_12, 12); | 
|  | const ConvolveParam kArrayConvolve_c[] = { | 
|  | ALL_SIZES(convolve8_c), ALL_SIZES(convolve10_c), ALL_SIZES(convolve12_c) | 
|  | }; | 
|  |  | 
|  | INSTANTIATE_TEST_CASE_P(C, ConvolveTest, ::testing::ValuesIn(kArrayConvolve_c)); | 
|  |  | 
|  | #if HAVE_SSE2 && ARCH_X86_64 | 
|  | const ConvolveFunctions convolve8_sse2(aom_convolve_copy_c, | 
|  | aom_convolve8_horiz_sse2, | 
|  | aom_convolve8_vert_sse2, 0); | 
|  | const ConvolveFunctions wrap_convolve8_sse2(wrap_convolve_copy_sse2_8, | 
|  | wrap_convolve8_horiz_sse2_8, | 
|  | wrap_convolve8_vert_sse2_8, 8); | 
|  | const ConvolveFunctions wrap_convolve10_sse2(wrap_convolve_copy_sse2_10, | 
|  | wrap_convolve8_horiz_sse2_10, | 
|  | wrap_convolve8_vert_sse2_10, 10); | 
|  | const ConvolveFunctions wrap_convolve12_sse2(wrap_convolve_copy_sse2_12, | 
|  | wrap_convolve8_horiz_sse2_12, | 
|  | wrap_convolve8_vert_sse2_12, 12); | 
|  | const ConvolveParam kArrayConvolve_sse2[] = { ALL_SIZES(convolve8_sse2), | 
|  | ALL_SIZES(wrap_convolve8_sse2), | 
|  | ALL_SIZES(wrap_convolve10_sse2), | 
|  | ALL_SIZES(wrap_convolve12_sse2) }; | 
|  | INSTANTIATE_TEST_CASE_P(SSE2, ConvolveTest, | 
|  | ::testing::ValuesIn(kArrayConvolve_sse2)); | 
|  | #endif | 
|  |  | 
|  | #if HAVE_SSSE3 | 
|  | const ConvolveFunctions convolve8_ssse3(aom_convolve_copy_c, | 
|  | aom_convolve8_horiz_ssse3, | 
|  | aom_convolve8_vert_ssse3, 0); | 
|  |  | 
|  | const ConvolveParam kArrayConvolve8_ssse3[] = { ALL_SIZES(convolve8_ssse3) }; | 
|  | INSTANTIATE_TEST_CASE_P(SSSE3, ConvolveTest, | 
|  | ::testing::ValuesIn(kArrayConvolve8_ssse3)); | 
|  | #endif | 
|  |  | 
|  | #if HAVE_AVX2 | 
|  | const ConvolveFunctions convolve8_avx2(aom_convolve_copy_c, | 
|  | aom_convolve8_horiz_avx2, | 
|  | aom_convolve8_vert_avx2, 0); | 
|  |  | 
|  | const ConvolveFunctions wrap_convolve8_avx2(wrap_convolve_copy_avx2_8, | 
|  | wrap_convolve8_horiz_avx2_8, | 
|  | wrap_convolve8_vert_avx2_8, 8); | 
|  | const ConvolveFunctions wrap_convolve10_avx2(wrap_convolve_copy_avx2_10, | 
|  | wrap_convolve8_horiz_avx2_10, | 
|  | wrap_convolve8_vert_avx2_10, 10); | 
|  | const ConvolveFunctions wrap_convolve12_avx2(wrap_convolve_copy_avx2_12, | 
|  | wrap_convolve8_horiz_avx2_12, | 
|  | wrap_convolve8_vert_avx2_12, 12); | 
|  | const ConvolveParam kArray_Convolve8_avx2[] = { | 
|  | ALL_SIZES_64(wrap_convolve8_avx2), ALL_SIZES_64(wrap_convolve10_avx2), | 
|  | ALL_SIZES_64(wrap_convolve12_avx2), ALL_SIZES(convolve8_avx2) | 
|  | }; | 
|  | INSTANTIATE_TEST_CASE_P(AVX2, ConvolveTest, | 
|  | ::testing::ValuesIn(kArray_Convolve8_avx2)); | 
|  | #endif  // HAVE_AVX2 | 
|  |  | 
|  | }  // namespace |