/* * Copyright (c) 2019, 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 #include #include #include "gtest/gtest.h" #include "config/av1_rtcd.h" #include "aom_ports/aom_timer.h" #include "av1/encoder/cnn.h" #include "av1/encoder/partition_cnn_weights.h" #include "test/acm_random.h" #include "test/function_equivalence_test.h" #include "test/util.h" #define SQR(x) ((x) * (x)) // Best possible pixelwise guaranteed precision given each float has at most // 3 specified decimals. #define PIXELWISE_FLOAT_TOL 1E-2 #define MSE_FLOAT_TOL 1E-6 #define MSE_INT_TOL 0 // CNN convolve pixelwise error threshold for functional equivalence. #define CNN_CONVOLVE_PIXELWISE_FLOAT_TOL 1E-3f namespace { class CNNTest : public ::testing::Test { protected: static void RunCNNTest(int image_width, int image_height, const float *input, const float *expected, const CNN_CONFIG *cnn_config, int in_stride, CNN_THREAD_DATA *thread_data, double tolerance) { int out_width, out_height, out_channels; av1_find_cnn_output_size(image_width, image_height, cnn_config, &out_width, &out_height, &out_channels); const int out_size = out_width * out_height; const int out_stride = out_width; float *output_ = (float *)aom_malloc(sizeof(*output_) * out_size * out_channels); ASSERT_NE(output_, nullptr); float *output[CNN_MAX_CHANNELS] = { nullptr }; for (int channel = 0; channel < out_channels; ++channel) { output[channel] = output_ + (channel * out_size); } const int num_outputs = 1; const int output_chs[1] = { out_channels }; const int output_strides[1] = { out_stride }; CNN_MULTI_OUT output_struct = { num_outputs, output_chs, output_strides, output }; RunMultiOutCNNTest(&input, image_width, image_height, in_stride, cnn_config, thread_data, &output_struct, &expected, tolerance); aom_free(output_); } static void RunMultiOutCNNTest(const float **input, int image_width, int image_height, int in_stride, const CNN_CONFIG *cnn_config, CNN_THREAD_DATA *thread_data, CNN_MULTI_OUT *output, const float **expected, double tolerance) { const int num_outputs = output->num_outputs; const int *output_chs = output->output_channels; int *out_widths = (int *)aom_calloc(num_outputs, sizeof(*out_widths)); int *out_heights = (int *)aom_calloc(num_outputs, sizeof(*out_heights)); int *not_used = (int *)aom_calloc(num_outputs, sizeof(*not_used)); ASSERT_NE(out_widths, nullptr); ASSERT_NE(out_heights, nullptr); ASSERT_NE(not_used, nullptr); av1_find_cnn_output_size(image_width, image_height, cnn_config, out_widths, out_heights, not_used); ASSERT_TRUE(av1_cnn_predict(input, image_width, image_height, in_stride, cnn_config, thread_data, output)); int channel_offset = 0; for (int output_idx = 0; output_idx < num_outputs; output_idx++) { const float *expected_out = expected[output_idx]; const int curr_output_chs = output_chs[output_idx]; const int out_size = out_widths[output_idx] * out_heights[output_idx]; double mse = 0; int expected_ite = 0; for (int channel = 0; channel < curr_output_chs; ++channel) { const float *buf_out = output->output_buffer[channel_offset]; for (int i = 0; i < out_size; ++i) { EXPECT_NEAR(expected_out[expected_ite], buf_out[i], PIXELWISE_FLOAT_TOL) << " output " << output_idx << " channel " << channel << " pixel " << expected_ite % out_size << ": " << expected_out[expected_ite] << "/" << buf_out[i] << std::endl; mse += SQR(expected_out[expected_ite] - buf_out[i]); expected_ite++; } channel_offset++; } mse /= (out_size * curr_output_chs); EXPECT_LE(mse, tolerance) << " output " << output_idx << std::endl; } aom_free(out_widths); aom_free(out_heights); aom_free(not_used); } static void AssignLayerWeightsBiases(CNN_CONFIG *cnn_config, float *weights, float *bias) { size_t weight_offset = 0; size_t bias_offset = 0; for (int layer = 0; layer < cnn_config->num_layers; ++layer) { CNN_LAYER_CONFIG *layer_config = &cnn_config->layer_config[layer]; layer_config->weights = weights + weight_offset; layer_config->bias = bias + bias_offset; weight_offset += layer_config->filter_width * layer_config->filter_height * layer_config->in_channels * layer_config->out_channels; bias_offset += layer_config->out_channels; ASSERT_NE(layer_config->weights, nullptr); ASSERT_NE(layer_config->bias, nullptr); } } }; } // namespace TEST_F(CNNTest, TestMultilayerConvolution) { int image_height = 16; int image_width = 16; int filter_height = 5; int filter_width = 4; float input[] = { -3, 1, -3, 2, -2, -2, 2, -2, 1, -2, -3, 1, 2, 2, 2, -2, 0, 1, -1, -3, -1, -1, 1, 0, -3, 1, 0, -1, 1, 0, 0, -3, -3, -3, 0, 2, 1, -1, 2, 0, 1, -3, -1, 2, 2, 1, -2, 0, -1, 0, -2, -2, -1, 1, 0, 0, 0, -2, -2, -2, 1, 1, -2, 1, 1, -2, -2, 1, -2, -1, -2, -3, 2, -3, -1, 1, 0, -2, -2, -2, 1, -2, -2, -1, -1, 2, 2, 2, -1, 1, -3, -3, 0, 2, 0, 2, 1, -3, -3, 1, 2, 2, 1, -2, -3, 0, -3, 0, -3, -2, 0, 1, 1, 0, -3, 2, -1, 2, 1, 0, 1, -2, 1, -1, -1, 2, 0, -2, -3, 1, 1, -2, -1, -3, -3, -1, 0, -3, -2, 0, 0, 1, 0, -3, -2, -1, 1, 0, 2, 1, 0, -3, -2, -3, -3, -1, 0, -2, 2, -1, -3, 0, -1, -1, 2, 0, -3, -2, -1, 0, 0, 1, -2, 1, 2, 1, 2, 2, -3, 2, -1, 0, 0, -1, 0, 2, 2, -1, 2, -2, 1, 1, -3, -3, 1, -1, -1, -2, 2, -2, -2, 2, -1, -3, 2, -3, 1, -1, -1, -3, 1, -1, 1, 0, -3, -3, 1, -3, -3, 0, 2, 2, -2, -1, 2, 0, 2, 1, -1, -3, 0, 0, -1, -1, 1, 0, 2, 0, -3, 2, 1, 0, 1, -3, 2, -3, -3, -1, -3, -3, 2, 0, 2, -2, 1, -1, }; float weights[] = { -2, 2, -2, 2, -1, -3, 2, 2, 0, 0, -3, -1, -2, -3, 1, -1, 0, 0, 0, 2, -2, 2, -2, -3, 1, 1, 1, -3, -1, 0, 1, 2, -2, 0, -1, -3, -1, -2, 2, -3, -3, 1, -2, -3, 0, 2, 1, -3, -3, -1, -3, -2, -1, -3, -1, -3, -2, -1, -3, -1, -2, -2, -3, 2, 0, -3, 0, -3, -3, 1, -3, -1, 0, -1, 1, 1, -1, 1, -2, 0, 2, 0, -3, 1, -1, -1, 2, 0, 1, -3, -3, 1, 2, -3, -3, 1, -3, 2, 0, -3, 1, 2, 2, -2, -1, -2, 1, 1, 0, -2, -2, 1, 2, -1, -3, 1, -2, 2, -3, -2, -3, 2, 1, 0, -2, 0, 1, -3, 2, -2, -2, 0, 2, -3, 2, 0, 0, 1, -2, 1, 1, -2, -1, -2, 1, -2, 0, -2, -2, 0, -1, -1, -3, -3, -3, 1, -3, -2, 2, -1, 2, 0, 2, -2, 2, -2, 1, -3, -3, -1, 0, 2, 2, 1, -1, -3, -1, -3, 2, 1, -2, 0, -3, -1, -3, -1, 2, 1, 0, 2, -1, 1, 0, 1, 2, -1, -2, 2, 1, -3, -1, -3, 0, 1, -2, 0, -2, -3, 0, -2, 2, 2, 0, 0, 2, -3, 2, -3, -2, 1, 2, -3, -3, -1, -3, 0, -3, -3, -2, -2, -2, 0, 0, 1, 0, 0, -1, 0, 0, -3, 0, -3, -1, -2, 1, -2, -1, 2, -2, 0, 0, 1, 0, -2, -1, 0, -3, 1, 0, -1, -3, 1, -1, 1, -1, -3, 1, 0, 1, 1, -1, 2, 2, 0, 0, 1, -3, 2, -2, -2, -3, -2, -1, -2, 2, 0, 2, -2, -3, -1, -3, 2, 2, -1, 2, 2, -1, 0, -3, 1, }; float bias[] = { 1, -1, 0, 1, 1, 1, -2, }; float expected_same[] = { -1125, 2926, 6406, 631, -1244, 97, -1454, 2526, 1065, 3292, 3464, 2553, -330, 532, 1038, 1182, -402, 3758, 3392, 9854, 4365, 1408, 4736, 3134, 3838, 2409, 3221, 4350, 6750, 4045, 815, 1188, 2959, 9802, 9590, 4572, 5740, 4253, 1701, 7974, 7012, 6854, 7093, 3907, 4539, 3886, 4267, 3505, 465, 7824, 9219, 10026, 7968, 957, 2295, 5594, 10811, 9641, 5950, 10043, 8783, 3132, 1421, 1110, 4108, 13929, 10660, -84, -61, 3932, -180, 6811, 13393, 15147, 15640, 9337, 6961, 3808, 1604, 1398, 1047, 6739, 10144, 6517, 4698, 2678, 7389, 2595, 5248, 12075, 11272, 13951, 8820, 1090, 2199, 2206, 2788, 12116, 6683, 2612, -291, 3183, 9414, 12316, 14524, 12333, 13208, 7832, 4664, 4657, 3534, 1298, -666, 4250, 7707, 9103, 5760, 688, 9571, 15782, 14203, 14878, 17339, 14684, 8690, 5671, 875, 1429, 1531, 6173, 2984, 5558, 2996, 7928, 6733, 16117, 15262, 12757, 7980, 3923, 4795, 5973, 2051, 455, -1922, 1816, 5906, 3321, 10908, 10910, 7377, 12204, 12809, 11195, 7451, 6666, 74, -1645, -35, -391, 3813, 7324, 892, 1656, 6095, 12193, 14648, 12156, 14663, 10251, 10325, 7821, 3925, 323, 697, 442, 1324, 4669, 7002, 5485, 5171, 5086, 10582, 11053, 9709, 11353, 8543, 5256, 2873, 235, -628, 1496, 1878, -867, 3420, 6865, 5937, 10182, 13277, 10069, 10789, 5998, 624, -2082, 4417, 1258, -1080, -819, -1430, 1033, 5220, 6335, 8471, 8980, 11908, 14430, 12584, 8404, 1576, -803, 985, 1481, 1367, -193, 873, 3684, 2288, 6676, 9477, 11155, 9602, 9707, 10507, 4739, 3174, -575, -178, 3002, 1710, 423, -477, 554, 3088, 2029, 5113, 5000, 3771, 6090, 5365, 1185, 2855, 399, -312, -1577, 176, 955, }; float expected_replicate[] = { 13768, 13528, 12999, 6906, 4618, 4043, 2611, 9955, 6685, 4776, 2753, 1036, 3063, 4544, 5183, 7349, 12451, 12501, 9131, 12753, 8908, 4058, 6299, 7542, 7115, 3307, 3360, 3543, 9754, 7808, 5991, 9019, 14320, 14919, 12492, 6871, 7373, 3336, 2085, 10604, 9377, 6882, 5009, 3103, 6220, 6278, 7588, 10196, 11045, 11563, 11842, 11911, 8279, 2030, 1858, 6368, 12123, 9909, 6347, 10345, 9365, 4038, 1673, 3051, 16492, 16649, 12276, 408, -301, 4122, -654, 7864, 14038, 15279, 15315, 9744, 8243, 5298, 746, 380, 9824, 9124, 10895, 6640, 4712, 2669, 6980, 2759, 5385, 12345, 11336, 13129, 8600, 2370, 3682, 5219, 12407, 13123, 6784, 2612, -291, 3183, 9414, 12316, 14524, 12333, 13397, 7543, 3916, 4153, 4477, 4314, 7983, 8418, 9163, 9103, 5760, 688, 9571, 15782, 14203, 14878, 17718, 14570, 7940, 6642, 5094, 7133, 9964, 10219, 3224, 5558, 2996, 7928, 6733, 16117, 15262, 12757, 7958, 4401, 5187, 5476, 5529, 6055, 2206, 3909, 6015, 3321, 10908, 10910, 7377, 12204, 12809, 11195, 6967, 6840, 481, -1600, 274, 1, 10373, 8514, 1123, 2117, 6758, 12736, 16223, 13585, 15988, 11771, 10600, 7918, 4156, 2840, 3111, 3287, 6359, 7652, 8813, 6530, 6967, 7789, 13671, 13990, 13247, 13241, 9836, 5251, 3024, 2313, 1834, 4187, 2637, -1312, 2139, 7378, 7665, 11933, 15591, 15314, 15678, 9531, 2820, -1516, 3400, 1314, 22, 363, -2896, -898, 5906, 7308, 10650, 12975, 16978, 20370, 18817, 12381, 4118, -861, -137, 236, 1802, 1632, -350, 2334, 3400, 8680, 14064, 18216, 18675, 21765, 22871, 11491, 4937, -1555, -11, 1669, 2392, 3265, -5254, -217, 5001, 8063, 13444, 18884, 19706, 22794, 21064, 9545, 6689, -7, 289, -2021, 504, 2347, }; float expected_valid[] = { 2612, -291, 3183, 9414, 12316, 14524, 12333, 9103, 5760, 688, 9571, 15782, 14203, 14878, 5558, 2996, 7928, 6733, 16117, 15262, 12757, 3321, 10908, 10910, 7377, 12204, 12809, 11195, }; CNN_CONFIG cnn_config = { 3, 0, 0, 0, 0, { { 1, filter_width, filter_height, 3, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { 3, filter_width, filter_height, 3, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { 3, filter_width, filter_height, 1, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, }, } }; // Weights and biases need to be specified separately because // of the offset. AssignLayerWeightsBiases(&cnn_config, weights, bias); CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected_same, &cnn_config, image_width, &thread_data, MSE_INT_TOL); for (int i = 0; i < cnn_config.num_layers; ++i) { cnn_config.layer_config[i].pad = PADDING_SAME_REPLICATE; } RunCNNTest(image_width, image_height, input, expected_replicate, &cnn_config, image_width, &thread_data, MSE_INT_TOL); for (int i = 0; i < cnn_config.num_layers; ++i) { cnn_config.layer_config[i].pad = PADDING_VALID; } RunCNNTest(image_width, image_height, input, expected_valid, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestRELUSingleLayer) { int image_width = 8; int image_height = 8; int filter_height = 5; int filter_width = 4; float input[] = { 0, -2, -3, 1, -1, 2, -2, 1, -3, -1, 0, 1, -2, -3, -2, -2, 1, -3, 2, -3, -1, -1, 2, 0, -2, -3, 0, -2, -3, 1, -1, -1, 2, -2, 0, -2, -3, -3, 1, 1, -1, 1, 0, 1, -3, 0, 2, 2, 0, -3, 1, -3, 2, -2, 1, -1, -1, -2, -3, -2, -1, -3, -2, -1, }; float expected_same[] = { 9, 0, 1, 1, 0, 3, 0, 19, 0, 12, 10, 0, 0, 0, 5, 0, 0, 18, 21, 7, 19, 4, 3, 0, 0, 9, 16, 0, 11, 16, 0, 11, 12, 2, 0, 11, 0, 16, 6, 0, 8, 22, 13, 10, 12, 0, 0, 0, 0, 1, 2, 12, 29, 6, 10, 0, 13, 0, 0, 5, 8, 10, 0, 0, }; float expected_replicate[] = { 18, 17, 12, 2, 0, 0, 5, 11, 0, 17, 22, 6, 0, 0, 17, 0, 0, 18, 21, 7, 19, 4, 3, 5, 3, 9, 16, 0, 11, 16, 0, 3, 3, 2, 0, 11, 0, 16, 6, 0, 17, 22, 13, 10, 12, 0, 0, 0, 0, 4, 1, 10, 30, 7, 10, 0, 23, 8, 0, 13, 15, 19, 8, 10, }; float expected_valid[] = { 18, 21, 7, 19, 4, 9, 16, 0, 11, 16, 2, 0, 11, 0, 16, 22, 13, 10, 12, 0, }; float weights[] = { -2, -3, 1, 2, 2, -2, -3, 0, -3, 2, 2, -3, -3, -2, 0, 1, 2, 0, -1, -1, }; float bias[] = { -3 }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, filter_width, filter_height, 1, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, RELU, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, } } }; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected_same, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].pad = PADDING_SAME_REPLICATE; RunCNNTest(image_width, image_height, input, expected_replicate, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].pad = PADDING_VALID; RunCNNTest(image_width, image_height, input, expected_valid, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestVaryingStridesVaryingDimImages) { float weights[] = { 1, -5, -3, -4, -1, 1, 2, -3, 2, 2, -1, 1, -5, 1, 1, -3, -5, 3, 1, 4, -2, -5, -2, -3, -5, 0, -1, -5, 2, -2, -2, 1, -2, -4, 1, 3, -2, 2, 0, -3, 2, -3, -2, -3, }; float bias[] = { 2 }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, 4, 11, 1, 7, 6, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, }, } }; int image_height = 24; int image_width = 17; float input[] = { -1, -3, 4, 4, -5, 4, 3, -5, -1, -3, 4, -4, 2, -3, 3, -5, 2, -1, -5, 1, -1, 3, 1, -3, -3, 4, 0, 2, -3, -5, -5, -4, 0, -5, -2, -3, -1, -2, 2, -5, 4, 4, 0, -4, -3, 1, -3, -5, -4, -4, 1, -2, -3, 3, -3, -3, -1, -5, -5, -2, 3, 1, -1, -5, -5, 1, -4, -2, -1, -2, -4, -4, 2, -2, 2, 1, -2, -4, -1, 1, -2, -5, 3, -2, -1, -1, -5, -3, 1, -2, -2, -3, -1, -2, -4, -2, 1, -4, -1, 4, 3, -4, 0, 4, 2, 2, 4, -3, -5, 2, 2, 1, -1, -4, -2, 1, 3, 2, 0, 4, -1, -3, 2, 1, -4, 2, 2, -4, -2, 0, -2, -1, 4, 4, 2, 3, -4, 2, -4, -5, 4, -1, -3, -1, 0, -4, 1, 3, -1, -3, -5, 3, -2, -4, 1, 2, -2, -3, -3, -5, 1, -3, -1, 0, -1, 3, -4, -1, -5, -5, 1, 0, 0, -2, -2, 2, -2, 0, 0, 2, 0, -3, 0, -1, -4, -4, -1, 3, -4, -4, -1, 0, -5, -3, -2, 4, -3, -4, -4, 0, -5, 1, -2, -3, -3, -4, 4, 3, 4, 3, 3, -1, 3, 1, -3, -2, 3, 3, 0, 2, -4, -3, 2, 2, 0, -2, 4, -2, 2, -2, -1, -4, -2, 2, -4, 3, -1, 4, 1, 1, 4, -1, -4, -4, 1, 1, -2, 4, -1, 3, 2, -3, 4, 3, 1, 4, 0, -4, 2, 0, 2, 4, -2, -2, 4, 2, -1, -2, 1, -3, 2, 3, -5, -3, 4, 4, 2, -5, -4, -5, -2, -4, 2, 0, 2, -5, 4, -4, -2, -5, 2, 1, 0, 4, 1, -2, -3, -4, -3, -4, 3, 3, 2, 0, -3, 1, -5, 4, 0, 4, -1, 3, -5, -5, -2, -1, -1, 4, 3, 3, 4, 3, -4, 4, -3, -3, -1, -4, -1, -4, -1, -2, 4, -2, -4, 4, 4, -3, -4, -1, 1, 2, -1, -2, -2, 3, 2, 2, -3, 0, -1, 0, 3, 2, -5, 0, -4, 0, 0, 2, -4, -1, -1, 0, -2, 0, 1, 0, 0, 4, -5, -1, -5, 2, -1, 0, 2, -1, 1, 3, -3, -5, -2, -3, 4, -2, -2, -1, -3, -4, -1, -2, -4, 1, 4, -3, -2, -1, 3, -3, -2, 3, 2, 1, -4, -3, -5, 1, }; float expected_1[] = { 41, -26, 5, 76, 13, 83, -21, 53, -54, -14, 21, 121, }; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected_1, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].skip_width = 6; cnn_config.layer_config[0].skip_height = 7; float expected_2[] = { 21, -50, 41, 20, 72, 127, -21, 103, 62, -37, 83, -3, }; RunCNNTest(image_width, image_height, input, expected_2, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].skip_width = 3; cnn_config.layer_config[0].skip_height = 10; float expected_3[] = { -26, -21, -35, 69, 49, 4, -51, -43, -56, -41, 15, -44, 40, -62, 63, 38, 27, 47, }; RunCNNTest(image_width, image_height, input, expected_3, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].skip_width = 10; cnn_config.layer_config[0].skip_height = 3; float expected_4[] = { 21, 49, 28, 87, 50, 40, 102, 81, 58, 85, 51, 66, 36, 19, -37, -45, }; RunCNNTest(image_width, image_height, input, expected_4, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestMaxPool) { int image_width = 8; int image_height = 8; int stride = 3; float input[] = { 1, -4, -4, 8, 0, 7, -5, -2, 8, 2, 2, 8, 5, -1, -1, 9, -3, 0, -2, 0, 6, 3, -4, 8, 7, 8, 7, -1, 4, -1, 0, 2, -5, -2, 8, 5, 5, 4, 2, 7, 4, 6, 2, 8, 8, -4, -3, -4, -3, -1, 2, 3, 3, 6, -5, 8, 9, 5, 0, -2, -1, 6, 5, 7, }; float expected[] = { 49, 58, 70, 68, 68, 70, 48, 57, 88, }; float weights[] = { 3, 1, 3, 4, -1, 5, -2, 1, -4, }; float bias[] = { -3, }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, 3, 3, 1, stride, stride, 1, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, } } }; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestDeconvolveNonActivationSingleLayerSingleKernel) { int image_width = 4; int image_height = 7; float input[] = { 9, 6, 181, 9, 218, 30, 80, 108, 68, 216, 70, 128, 179, 228, 33, 212, 34, 14, 48, 27, 230, 23, 202, 113, 80, 56, 122, 112, }; float expected_1_same[] = { 15, -30, 36, -525, 377, -193, 558, 531, 6, -24, -15, 124, 166, -561, -356, -754, -3, -3, -3, -3, -3, -3, -3, -3, 433, -311, 711, 381, 247, -317, 453, 129, 215, -627, -409, -885, 17, -255, -55, -647, -3, -3, -3, -3, -3, -3, -3, -3, 133, -719, 633, -225, 785, 191, 463, 79, 65, 9, 77, -853, -365, -949, -15, -667, -3, -3, -3, -3, -3, -3, -3, -3, 355, -866, 990, 207, 747, 12, 520, -116, 176, -312, -133, -1370, -426, -802, 143, -771, -3, -3, -3, -3, -3, -3, -3, -3, 65, -79, 127, -59, 135, -90, 195, 114, 31, -91, -57, -133, 17, -176, -72, -276, -3, -3, -3, -3, -3, -3, -3, -3, 457, -302, 733, 58, 470, -475, 829, 490, 227, -670, -440, -790, 153, -588, -294, -1150, -3, -3, -3, -3, -3, -3, -3, -3, 157, -251, 349, -185, 409, -293, 587, 251, 77, -187, -107, -369, 7, -481, -135, -827, -3, -3, -3, -3, -3, -3, -3, -3, }; float expected_1_valid[] = { -30, 15, -30, 36, -525, 377, -193, 558, 531, 24, 24, 6, 6, -24, -15, 124, 166, -561, -356, -754, -21, -39, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -657, 433, -311, 711, 381, 247, -317, 453, 129, 321, 321, 215, 215, -627, -409, -885, 17, -255, -55, -647, -219, -435, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -207, 133, -719, 633, -225, 785, 191, 463, 79, 381, 381, 65, 65, 9, 77, -853, -365, -949, -15, -667, -259, -515, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -540, 355, -866, 990, 207, 747, 12, 520, -116, 633, 633, 176, 176, -312, -133, -1370, -426, -802, 143, -771, -427, -851, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -105, 65, -79, 127, -59, 135, -90, 195, 114, 78, 78, 31, 31, -91, -57, -133, 17, -176, -72, -276, -57, -111, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -693, 457, -302, 733, 58, 470, -475, 829, 490, 336, 336, 227, 227, -670, -440, -790, 153, -588, -294, -1150, -229, -455, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -243, 157, -251, 349, -185, 409, -293, 587, 251, 333, 333, 77, 77, -187, -107, -369, 7, -481, -135, -827, -227, -451, }; float weights_1[] = { -3, 2, -1, 3, 3, 1, 1, -3, -2, -4 }; float bias_1[] = { -3 }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, 5, 2, 1, 2, 3, 0, weights_1, bias_1, PADDING_SAME_ZERO, NONE, 1, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, } } }; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected_1_same, &cnn_config, image_width, &thread_data, MSE_INT_TOL); // Change padding to valid cnn_config.layer_config[0].pad = PADDING_VALID; RunCNNTest(image_width, image_height, input, expected_1_valid, &cnn_config, image_width, &thread_data, MSE_INT_TOL); float expected_12_same[] = { 15, -12, 6, 36, -9, -528, 377, -184, 513, 558, -12, 24, 6, -30, -15, -33, -21, 166, 154, -546, -356, -718, -30, -21, 433, -221, 561, 711, -33, -153, 247, -83, -87, 453, -111, 321, 215, -657, -409, -845, -93, 17, -43, -243, -55, -215, -327, -219, 133, -71, -447, 633, -219, 435, 785, -73, -177, 463, -131, 381, 65, -207, 77, -59, -651, -365, -797, -213, -15, -155, -387, -259, 355, -182, -150, 990, -231, 582, 747, -36, -540, 520, -215, 633, 176, -540, -133, -491, -687, -426, -882, -102, 143, 77, -639, -427, 65, -37, 57, 127, -17, -105, 135, -51, 60, 195, -30, 78, 31, -105, -57, -125, -45, 17, -11, -147, -72, -168, -84, -57, 457, -233, 618, 733, -26, -540, 470, -205, 264, 829, -116, 336, 227, -693, -440, -900, -72, 153, 107, -609, -294, -698, -342, -229, 157, -83, 69, 349, -59, -201, 409, -125, 27, 587, -115, 333, 77, -243, -107, -267, -171, 7, -105, -369, -135, -379, -339, -227, }; float expected_12_valid[] = { -30, 15, -12, 6, 36, -9, -528, 377, -184, 513, 558, -12, 24, 24, 6, 6, -30, -15, -33, -21, 166, 154, -546, -356, -718, -30, -21, -39, -657, 433, -221, 561, 711, -33, -153, 247, -83, -87, 453, -111, 321, 321, 215, 215, -657, -409, -845, -93, 17, -43, -243, -55, -215, -327, -219, -435, -207, 133, -71, -447, 633, -219, 435, 785, -73, -177, 463, -131, 381, 381, 65, 65, -207, 77, -59, -651, -365, -797, -213, -15, -155, -387, -259, -515, -540, 355, -182, -150, 990, -231, 582, 747, -36, -540, 520, -215, 633, 633, 176, 176, -540, -133, -491, -687, -426, -882, -102, 143, 77, -639, -427, -851, -105, 65, -37, 57, 127, -17, -105, 135, -51, 60, 195, -30, 78, 78, 31, 31, -105, -57, -125, -45, 17, -11, -147, -72, -168, -84, -57, -111, -693, 457, -233, 618, 733, -26, -540, 470, -205, 264, 829, -116, 336, 336, 227, 227, -693, -440, -900, -72, 153, 107, -609, -294, -698, -342, -229, -455, -243, 157, -83, 69, 349, -59, -201, 409, -125, 27, 587, -115, 333, 333, 77, 77, -243, -107, -267, -171, 7, -105, -369, -135, -379, -339, -227, -451, }; // Change skip_width, skip_height to {2, 3} cnn_config.layer_config[0].skip_width = 3; cnn_config.layer_config[0].skip_height = 2; // Set padding to same cnn_config.layer_config[0].pad = PADDING_SAME_ZERO; RunCNNTest(image_width, image_height, input, expected_12_same, &cnn_config, image_width, &thread_data, MSE_INT_TOL); // Change padding to valid cnn_config.layer_config[0].pad = PADDING_VALID; RunCNNTest(image_width, image_height, input, expected_12_valid, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].filter_width = 4; cnn_config.layer_config[0].filter_height = 3; float weights_2[] = { -1, -3, -1, -3, 0, 2, -2, 4, 3, 0, 1, 4 }; float bias_2[] = { -4 }; cnn_config.layer_config[0].weights = weights_2; cnn_config.layer_config[0].bias = bias_2; cnn_config.layer_config[0].skip_width = 5; cnn_config.layer_config[0].skip_height = 2; float expected_2_same[] = { -13, -31, -13, -31, -4, -10, -22, -10, -22, -4, -185, -547, -185, -547, -4, -13, -31, -13, -31, -4, -4, 14, -22, 32, -4, -4, 8, -16, 20, -4, -4, 358, -366, 720, -4, -4, 14, -22, 32, -4, -195, -658, -213, -622, -4, -16, -94, -28, -70, -4, 459, -244, 97, 480, -4, -85, -328, -103, -292, -4, -4, 432, -440, 868, -4, -4, 56, -64, 116, -4, -4, 156, -164, 316, -4, -4, 212, -220, 428, -4, 582, -208, 146, 664, -4, -130, -652, -190, -532, -4, 166, -214, 6, 106, -4, 192, -388, -24, 44, -4, -4, 132, -140, 268, -4, -4, 428, -436, 860, -4, -4, 136, -144, 276, -4, -4, 252, -260, 508, -4, 21, -541, -115, -269, -4, 416, -688, -16, 176, -4, 173, -103, 33, 177, -4, 168, -640, -88, -128, -4, -4, 354, -362, 712, -4, -4, 452, -460, 908, -4, -4, 62, -70, 128, -4, -4, 420, -428, 844, -4, 499, -106, 141, 610, -4, 666, -46, 210, 866, -4, 47, -148, -19, -16, -4, 605, -85, 181, 763, -4, -4, 64, -72, 132, -4, -4, 24, -32, 52, -4, -4, 92, -100, 188, -4, -4, 50, -58, 104, -4, -132, -694, -200, -558, -4, 15, -73, -13, -17, -4, -62, -610, -158, -418, -4, -36, -343, -90, -235, -4, -4, 456, -464, 916, -4, -4, 42, -50, 88, -4, -4, 400, -408, 804, -4, -4, 222, -230, 448, -4, 606, -244, 146, 676, -4, 9, -172, -37, -80, -4, 480, -370, 76, 438, -4, 223, -340, -3, 112, -4, -4, 156, -164, 316, -4, -4, 108, -116, 220, -4, -4, 240, -248, 484, -4, -4, 220, -228, 444, -4, }; float expected_2_valid[] = { -13, -31, -13, -31, -4, -10, -22, -10, -22, -4, -185, -547, -185, -547, -4, -13, -31, -13, -31, -4, 14, -22, 32, -4, -4, 8, -16, 20, -4, -4, 358, -366, 720, -4, -4, 14, -22, 32, -195, -658, -213, -622, -4, -16, -94, -28, -70, -4, 459, -244, 97, 480, -4, -85, -328, -103, -292, -4, 432, -440, 868, -4, -4, 56, -64, 116, -4, -4, 156, -164, 316, -4, -4, 212, -220, 428, 582, -208, 146, 664, -4, -130, -652, -190, -532, -4, 166, -214, 6, 106, -4, 192, -388, -24, 44, -4, 132, -140, 268, -4, -4, 428, -436, 860, -4, -4, 136, -144, 276, -4, -4, 252, -260, 508, 21, -541, -115, -269, -4, 416, -688, -16, 176, -4, 173, -103, 33, 177, -4, 168, -640, -88, -128, -4, 354, -362, 712, -4, -4, 452, -460, 908, -4, -4, 62, -70, 128, -4, -4, 420, -428, 844, 499, -106, 141, 610, -4, 666, -46, 210, 866, -4, 47, -148, -19, -16, -4, 605, -85, 181, 763, -4, 64, -72, 132, -4, -4, 24, -32, 52, -4, -4, 92, -100, 188, -4, -4, 50, -58, 104, -132, -694, -200, -558, -4, 15, -73, -13, -17, -4, -62, -610, -158, -418, -4, -36, -343, -90, -235, -4, 456, -464, 916, -4, -4, 42, -50, 88, -4, -4, 400, -408, 804, -4, -4, 222, -230, 448, 606, -244, 146, 676, -4, 9, -172, -37, -80, -4, 480, -370, 76, 438, -4, 223, -340, -3, 112, -4, 156, -164, 316, -4, -4, 108, -116, 220, -4, -4, 240, -248, 484, -4, -4, 220, -228, 444, 236, -4, 76, 316, -4, 164, -4, 52, 220, -4, 362, -4, 118, 484, -4, 332, -4, 108, 444, }; // Set padding to same cnn_config.layer_config[0].pad = PADDING_SAME_ZERO; RunCNNTest(image_width, image_height, input, expected_2_same, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].pad = PADDING_VALID; RunCNNTest(image_width, image_height, input, expected_2_valid, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].skip_width = 2; cnn_config.layer_config[0].skip_height = 5; float expected_21_same[] = { -31, -19, -49, -191, -565, -194, -574, -13, 14, -22, 44, -16, 382, -366, 738, -22, -4, 23, 32, 545, 20, 204, 720, 5, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -658, -252, -748, -114, -334, -192, -568, -112, 432, -440, 928, -64, 276, -164, 532, -220, -4, 304, 868, 266, 116, 400, 316, 104, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -208, -288, -856, -290, -862, -202, -598, -132, 132, -140, 700, -436, 1000, -144, 532, -260, -4, 712, 268, 422, 860, 450, 276, 124, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -541, -411, -1225, -265, -787, -249, -739, -216, 354, -362, 1168, -460, 974, -70, 552, -428, -4, 859, 712, 323, 908, 665, 128, 208, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -106, -52, -148, -66, -190, -79, -229, -31, 64, -72, 160, -32, 148, -100, 242, -58, -4, 72, 132, 154, 52, 125, 188, 23, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -694, -257, -763, -229, -679, -319, -949, -117, 456, -464, 962, -50, 492, -408, 1030, -230, -4, 295, 916, 625, 88, 537, 804, 109, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -244, -140, -412, -182, -538, -238, -706, -116, 156, -164, 428, -116, 464, -248, 708, -228, -4, 244, 316, 418, 220, 454, 484, 108, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, }; float expected_21_valid[] = { -13, -31, -19, -49, -191, -565, -194, -574, -13, -31, -4, 14, -22, 44, -16, 382, -366, 738, -22, 32, 23, -4, 23, 32, 545, 20, 204, 720, 5, 32, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -222, -658, -252, -748, -114, -334, -192, -568, -112, -328, -4, 432, -440, 928, -64, 276, -164, 532, -220, 428, 650, -4, 304, 868, 266, 116, 400, 316, 104, 428, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -72, -208, -288, -856, -290, -862, -202, -598, -132, -388, -4, 132, -140, 700, -436, 1000, -144, 532, -260, 508, 200, -4, 712, 268, 422, 860, 450, 276, 124, 508, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -183, -541, -411, -1225, -265, -787, -249, -739, -216, -640, -4, 354, -362, 1168, -460, 974, -70, 552, -428, 844, 533, -4, 859, 712, 323, 908, 665, 128, 208, 844, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -38, -106, -52, -148, -66, -190, -79, -229, -31, -85, -4, 64, -72, 160, -32, 148, -100, 242, -58, 104, 98, -4, 72, 132, 154, 52, 125, 188, 23, 104, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -234, -694, -257, -763, -229, -679, -319, -949, -117, -343, -4, 456, -464, 962, -50, 492, -408, 1030, -230, 448, 686, -4, 295, 916, 625, 88, 537, 804, 109, 448, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -84, -244, -140, -412, -182, -538, -238, -706, -116, -340, -4, 156, -164, 428, -116, 464, -248, 708, -228, 444, 236, -4, 244, 316, 418, 220, 454, 484, 108, 444, }; cnn_config.layer_config[0].pad = PADDING_SAME_ZERO; RunCNNTest(image_width, image_height, input, expected_21_same, &cnn_config, image_width, &thread_data, MSE_INT_TOL); cnn_config.layer_config[0].pad = PADDING_VALID; RunCNNTest(image_width, image_height, input, expected_21_valid, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestLargeKernelsAndStrides) { float input_10x11[] = { 4, 4, 2, 4, 2, -5, -2, 3, -1, 0, 0, 1, 2, 0, -5, -2, -5, 1, -3, -1, 4, -3, 2, -2, 1, 0, 1, -3, -3, -4, -2, -2, 1, -4, -1, 4, 1, -4, -4, -4, 3, 2, -5, 3, -5, 1, 2, -4, 1, -1, 3, 4, -2, 3, -3, 3, 0, 2, -4, -5, -5, -2, -1, -2, 1, 1, 1, -2, 4, -5, 4, -1, -1, 2, 3, -4, 2, 2, 3, 0, 0, 1, 0, 3, 2, 3, 1, -2, 3, -4, 3, 2, 4, -2, 0, 4, -4, 1, -3, -3, -3, -5, 1, -3, -5, 0, 4, -1, -3, 2, }; float weights_10x11[] = { -3, 4, -4, -3, -5, 1, -2, 3, 1, -4, -4, 0, -1, 0, 3, 1, -3, -2, 0, -1, 1, 3, -4, -4, -3, -3, -2, 4, 3, -5, 4, 2, -3, 4, -2, -1, 2, -1, -5, 0, -3, 0, 3, -5, -5, 3, -4, -1, -5, 3, 4, 0, 4, -5, 2, -1, 2, -1, -1, -1, -5, 0, -4, 3, -1, 1, 1, -1, 3, 2, -5, -4, 0, -4, 4, -5, -3, 4, -5, 2, -5, -4, -4, -1, 3, 3, 0, 2, -4, 1, -2, 1, 1, 0, 3, -2, 0, 1, 2, 4, -3, -1, -5, -5, 2, -4, 1, 1, 2, -4, -2, -2, 2, 1, 3, 4, -5, 1, -1, -3, -3, -1, -2, -5, 1, -1, 0, 1, 4, 4, 0, 0, 4, -3, -1, -5, -3, 0, 1, 1, 1, -5, 3, 4, 3, -5, 3, -2, -2, 0, -4, 0, 0, -2, 1, -4, -1, 0, -5, -2, -2, -5, -3, -3, 1, 1, -3, 2, 4, 2, 4, -4, -3, 3, 1, 1, 3, -4, 4, -2, -3, -3, -3, -3, -4, -2, 3, -5, 2, 4, -1, -4, -4, 4, -2, -1, 3, -3, -4, -4, -2, 4, 1, 0, 2, -1, 4, -3, 1, 4, -3, 4, 4, 0, -4, 3, -2, -3, 2, 3, -1, -3, 2, 1, 4, -2, -3, 1, 4, -2, 2, -2, -5, -2, 1, 4, -1, -4, 4, -5, 2, -5, -4, -1, -2, 3, 1, 2, 1, -5, 1, -5, -4, -1, -2, 2, -2, -4, -3, -2, -2, 4, -1, 2, 2, -4, 2, -2, 4, -4, -2, -2, 1, -1, 1, 1, 1, -4, -5, -2, 3, -4, -1, 3, -2, 3, 2, -5, -4, 0, 3, -2, -4, -5, 3, -2, -4, 2, -2, 1, -4, 0, 2, -5, 1, -4, -1, -1, 4, -5, -4, 0, -5, -4, -3, -5, -4, 0, 2, 0, -4, 2, -2, 1, 1, -3, 2, 0, -4, 0, -4, 1, 0, -5, -1, -1, -1, -5, 4, 2, 2, -4, 3, -2, -2, 2, -3, -2, -1, 2, -4, -5, 2, -2, -4, -5, -5, -1, 2, -1, 0, -5, -2, -2, -5, 0, 1, -1, -5, 0, 3, 2, 3, 0, -3, -2, 0, -5, -1, -2, 2, -4, -1, 2, 2, -5, 2, -4, 0, 3, -3, 1, 0, 0, 1, -5, -3, 1, -1, 0, -4, -3, 2, -4, -4, 4, -1, 0, 1, 2, -4, -5, 4, -2, 1, -4, -4, -3, -1, -1, 1, -1, -4, -1, -4, -3, 2, -1, -2, -4, 1, 1, 0, -2, 0, -4, 3, -3, 0, -4, -1, -4, 2, -1, -2, -5, -1, -2, -3, 3, -1, 0, -3, 0, 1, -5, 1, -5, 0, 1, }; float bias_10x11[] = { 3 }; float expected_10x11[] = { 118, }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, 23, 20, 1, 15, 20, 0, weights_10x11, bias_10x11, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, } } }; int image_height = 10; int image_width = 11; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input_10x11, expected_10x11, &cnn_config, image_width, &thread_data, MSE_INT_TOL); float input_11x10[] = { -2, -2, 3, -5, -1, -3, 1, 3, 2, 1, 1, -5, 4, 1, 3, -5, 3, -3, -5, 0, -1, -3, -3, 1, 1, -5, -1, -5, -5, -3, 0, 1, -3, -1, -3, -3, 0, 3, 4, -4, -1, 3, -3, -1, -3, 1, -3, -2, -1, -4, -3, 2, -4, 1, -4, -1, -3, -5, -1, 2, 3, 0, 2, 2, -5, 4, 1, 2, -1, -4, 4, -4, -4, 0, -1, 1, -1, 1, -3, -3, -2, 1, 2, 4, 4, 4, -3, -3, 0, 1, 0, 1, 4, 1, 3, 4, -3, -2, -4, 4, 2, 0, 3, 4, -1, 2, -2, 1, -3, -2, }; float weights_11x10[] = { 4, -1, 1, -1, 2, 4, 3, 3, -4, 3, -5, 1, -1, -1, -2, -2, 0, 2, -3, -2, 3, -5, -1, 0, -1, -2, -2, -1, 2, 4, 3, 1, 0, 0, -3, 3, -4, -1, -5, 4, -2, -2, 1, 2, -1, -3, 1, 2, -5, 1, -3, 3, 3, 0, -4, -4, -5, -3, -4, -4, 4, -2, 4, 4, -2, 2, -5, -1, -2, -5, -1, 4, -3, 3, -2, 0, -4, -3, 0, -1, -2, 4, 2, 0, -2, -5, -4, 1, 4, -4, -2, 2, -2, 1, 1, -4, 1, -4, -4, -2, 4, 2, -1, -5, -5, 1, -3, -3, 3, -3, -5, -3, 4, -1, -1, -3, 0, -4, 3, -1, 0, -2, 0, -5, -2, -5, 2, 0, -5, 2, 3, -2, 2, 4, -1, 1, -3, 2, 3, 2, 0, -5, -4, -5, 2, 1, 1, -1, -2, 3, 4, 2, -2, 4, -2, 3, 1, -4, -3, -1, 4, 4, -3, -5, -2, 2, 0, 3, -2, 3, -1, -4, 0, -2, 0, 3, 4, -2, -3, -2, 0, 3, 4, 2, -4, 0, 1, 2, 2, -1, -1, 4, 1, 4, -2, -1, -1, -5, 1, -3, 3, 3, -1, -4, 3, -5, 0, 0, -1, -4, -1, -2, 4, -2, 3, 3, -3, 1, -1, 2, -1, 4, 4, -2, -2, 4, -2, 0, 3, -3, -5, -1, -2, 4, -4, 2, -4, 0, -2, 3, -3, 2, 2, -2, -5, -1, 4, 3, -2, -1, 3, 3, -1, 3, 0, -3, 0, 4, 2, 0, -1, 4, 1, 1, 2, 1, 3, 1, 1, 1, -3, -5, -4, 4, -4, 2, 0, 0, -4, 1, 4, -5, 4, 4, 0, 1, 0, -2, -4, -4, -3, 0, 1, -5, 4, 0, -3, -2, -4, 2, 4, 1, -5, 1, -4, 1, 0, -3, -3, 0, 2, -5, 4, 3, -2, -5, 3, 1, -1, 0, 3, -2, -2, 3, -2, -5, 4, 1, -2, 2, -1, 0, 4, 0, -5, 3, -2, 1, 2, 1, -5, -3, -2, -5, 4, -4, 0, 3, 2, -1, -4, -1, 2, 1, -2, 3, -1, -4, 2, 0, -3, 1, -1, 2, -5, -4, -1, -5, 1, 4, 3, 4, 2, -3, 1, -5, -1, 3, 0, -1, -4, 3, 4, -5, 4, 4, -3, 2, -3, -1, -3, -5, -3, 2, -3, -2, 1, 1, 0, -5, 3, 2, 1, -5, 1, 1, 1, 3, 4, -4, -1, -2, 0, -5, -3, -5, -2, -4, 3, 3, 3, 4, 0, -4, -1, -5, 0, -3, 1, 4, 4, -4, 4, -5, -5, -1, -2, -5, 3, -4, 4, 3, 0, -3, 2, -2, 0, 0, 4, 4, 0, -2, 1, -1, -3, 2, -1, 1, -3, -5, }; float bias_11x10[] = { -5, }; float expected_11x10[] = { 36, -84, 95, 45, 18, 46, 77, -54, -99, -149, 66, 49, 161, 11, 39, 61, -66, 61, 4, -3, 34, -44, -23, 31, 64, 29, 47, 72, -27, -27, 121, -3, 100, 1, 30, -78, -12, -89, -59, 8, -16, 112, 91, -102, -26, -4, 30, 54, 4, -84, -24, -58, 27, -53, -33, 5, 53, -26, 63, 50, -103, -130, -23, 6, -104, -207, 73, 23, 77, 132, 38, 32, -130, -44, -60, 7, 27, 176, 45, -32, -2, 99, -97, 63, 69, 126, 47, 63, 136, -57, 5, 16, -40, -157, 8, 38, -44, -10, 91, 7, 122, 140, 30, -105, 4, -1, 113, 64, 180, 141, }; cnn_config.layer_config[0].weights = weights_11x10; cnn_config.layer_config[0].bias = bias_11x10; cnn_config.layer_config[0].filter_width = 20; cnn_config.layer_config[0].filter_height = 23; cnn_config.layer_config[0].skip_width = 1; cnn_config.layer_config[0].skip_height = 1; image_height = 11; image_width = 10; RunCNNTest(image_width, image_height, input_11x10, expected_11x10, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestSoftsignSingleLayer) { int image_width = 8; int image_height = 8; int filter_height = 5; int filter_width = 4; float input[] = { -0.5220f, 0.8410f, -0.8990f, -0.0090f, 0.6710f, -0.9470f, -0.8240f, -0.0870f, 0.5380f, 0.4750f, 0.570f, -0.3760f, -0.6960f, -0.5940f, -0.3830f, 0.080f, -0.0980f, -0.4940f, -0.4030f, 0.9460f, -0.6020f, 0.4220f, 0.6190f, 0.6640f, -0.9210f, -0.1470f, -0.2480f, -0.1120f, -0.580f, -0.0650f, 0.3330f, 0.9860f, -0.7430f, 0.7610f, 0.4840f, 0.1030f, 0.9570f, 0.6120f, -0.5240f, -0.1220f, -0.5850f, -0.270f, 0.7840f, -0.9790f, 0.7290f, -0.30f, -0.6460f, 0.0780f, 0.4750f, -0.0510f, 0.4550f, 0.3850f, -0.7230f, 0.4460f, -0.6260f, -0.810f, 0.8720f, -0.2120f, -0.580f, -0.9510f, -0.8430f, -0.1340f, -0.0850f, 0.9190f, }; float expected_same[] = { 0.430f, 0.660f, 0.5510f, -0.610f, 0.450f, -0.1610f, 0.0520f, 0.3240f, 0.6820f, 0.3820f, 0.6360f, 0.7480f, 0.3080f, 0.090f, 0.3910f, 0.1730f, 0.340f, 0.6660f, -0.4990f, 0.4280f, 0.1540f, 0.120f, 0.4670f, 0.6150f, -0.3880f, 0.7590f, 0.4190f, 0.7350f, 0.5310f, -0.5160f, -0.1760f, 0.6790f, -0.6780f, 0.5470f, 0.5750f, -0.6420f, 0.7210f, -0.4620f, 0.5430f, 0.770f, -0.1990f, 0.3950f, 0.7860f, -0.4380f, 0.7540f, 0.2640f, -0.6430f, 0.4510f, -0.1260f, 0.1590f, -0.2110f, -0.0560f, 0.6570f, 0.680f, 0.5870f, 0.4720f, 0.4040f, 0.3630f, 0.670f, 0.2360f, 0.410f, 0.6980f, -0.5350f, 0.3940f, }; float expected_replicate[] = { 0.540f, 0.7230f, -0.3530f, -0.2130f, 0.7440f, -0.4470f, -0.6260f, -0.2050f, 0.7230f, 0.4630f, 0.5920f, 0.7440f, 0.6080f, 0.3130f, -0.5670f, -0.4720f, 0.5480f, 0.6660f, -0.4990f, 0.4280f, 0.1540f, 0.120f, 0.3390f, 0.6090f, 0.4160f, 0.7590f, 0.4190f, 0.7350f, 0.5310f, -0.5160f, -0.490f, 0.4450f, -0.610f, 0.5470f, 0.5750f, -0.6420f, 0.7210f, -0.4620f, 0.3150f, 0.7370f, -0.5820f, 0.3950f, 0.7860f, -0.4380f, 0.7540f, 0.2640f, -0.7430f, -0.5340f, -0.6270f, 0.4430f, 0.4730f, 0.4570f, 0.7450f, 0.630f, 0.2620f, 0.3140f, -0.1840f, 0.1810f, 0.7210f, 0.2760f, 0.6430f, 0.6720f, -0.4390f, 0.2040f, }; float expected_valid[] = { 0.6660f, -0.4990f, 0.4280f, 0.1540f, 0.120f, 0.7590f, 0.4190f, 0.7350f, 0.5310f, -0.5160f, 0.5470f, 0.5750f, -0.6420f, 0.7210f, -0.4620f, 0.3950f, 0.7860f, -0.4380f, 0.7540f, 0.2640f, }; float weights[] = { 0.6210f, 0.3710f, -0.2770f, -0.7230f, -0.2450f, 0.6770f, 0.3080f, -0.9880f, -0.080f, 0.7190f, -0.6760f, -0.0170f, -0.8970f, 0.8260f, 0.7390f, -0.4550f, -0.4260f, -0.6330f, 0.0880f, -0.9390f, }; float bias[] = { 0.750f, }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, filter_width, filter_height, 1, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, SOFTSIGN, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, } } }; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected_same, &cnn_config, image_width, &thread_data, MSE_FLOAT_TOL); cnn_config.layer_config[0].pad = PADDING_SAME_REPLICATE; RunCNNTest(image_width, image_height, input, expected_replicate, &cnn_config, image_width, &thread_data, MSE_FLOAT_TOL); cnn_config.layer_config[0].pad = PADDING_VALID; RunCNNTest(image_width, image_height, input, expected_valid, &cnn_config, image_width, &thread_data, MSE_FLOAT_TOL); } TEST_F(CNNTest, TestBranchTensorAdd) { int filter_width = 2; int filter_height = 3; int image_width = 4; int image_height = 4; float input[] = { -3, -2, -2, 0, -1, 3, 2, -2, 1, 3, 4, 0, 2, -5, -4, 0, }; float weights[] = { -3, -1, 4, -1, -3, 3, 3, 0, 2, 0, 3, 2, 4, 4, 4, -5, 1, -4, 2, -4, 1, -3, 0, 4, -5, 4, 0, -4, -3, -1, 0, 0, -2, 0, 0, 2, -5, -1, 1, -3, 3, 4, 3, 0, 1, -1, 1, 1, 2, 4, -2, -5, 2, -2, 3, -2, 4, -1, 0, 2, 3, 2, -2, -1, -3, 1, 3, 4, -1, -3, 0, -4, 4, 2, -3, -3, -1, 0, 1, 0, 3, 3, -3, 0, 3, 2, -5, -3, 4, -5, 3, -1, -1, -3, 0, 1, -1, -4, 2, 4, -1, 4, -1, 1, 3, 4, 4, 4, 0, -1, -3, -3, -3, -3, 2, -3, -2, 2, 3, -3, }; float bias[] = { 3, 4, -1, -1, 2, 1, -2, 1, 4, 1, 3, }; float expected[] = { -11502, -4101, -3424, 668, -17950, -5470, -5504, 626, 4835, 446, 1779, -3483, 3679, -4214, 4578, -105, }; int channels = 2; CNN_CONFIG cnn_config = { 6, 0, 0, 0, 0, { { 1, filter_width, filter_height, channels, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_INPUT, BRANCH_NOC, { 0x02, 0, 0x00, }, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 1, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 1, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_ADD, { 0x00, 0, 0x02, }, {}, -1, }, { channels, filter_width, filter_height, 1, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, } } }; // Weights and biases need to be specified separately because // of the offset. AssignLayerWeightsBiases(&cnn_config, weights, bias); CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestBranchTensorConcatenation) { int filter_width = 2; int filter_height = 3; int image_width = 4; int image_height = 4; float input[] = { -3, -2, -2, 0, -1, 3, 2, -2, 1, 3, 4, 0, 2, -5, -4, 0, }; float weights[] = { 3, 0, 2, 0, 2, 3, 1, -3, 1, -5, -3, 0, -4, 4, 0, -5, 0, -5, -1, -2, -5, 0, -3, 2, -4, 2, 0, 2, -1, 0, -4, 3, 0, 0, -1, -5, 2, -1, 4, -4, -2, -3, -3, 3, 4, -2, -1, -4, -1, 4, 4, -1, 4, 3, -4, 2, -2, -4, -3, -2, 3, -3, -5, -1, 3, -2, 4, 1, -4, -3, -5, -5, -3, 4, -2, -2, -1, -5, -5, 0, -1, -2, -3, 3, -4, -5, 2, -3, 1, 0, -5, 2, 2, -2, 0, 2, 2, -2, 4, 2, 2, 0, 1, -5, -3, 0, 2, -2, 1, 2, -5, 2, 3, 3, -1, 3, 0, -3, 3, -4, -4, 3, 3, -4, -2, 2, -2, 2, -2, -1, 3, 0, }; float bias[] = { -3, -5, 4, -4, -3, -2, 0, 3, -4, 4, -3, }; float expected[] = { -33533, -32087, -6741, -2124, 39979, 41453, 14034, 689, -22611, -42203, -14882, -239, 15781, 15963, 9524, 837, }; int channels = 2; CNN_CONFIG cnn_config = { 6, 0, 0, 0, 0, { { 1, filter_width, filter_height, channels, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_INPUT, BRANCH_NOC, { 0x02, 0, 0x00, }, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 1, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 1, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_CAT, { 0x00, 0, 0x02, }, {}, -1, }, { channels + channels, filter_width, filter_height, 1, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, } } }; // Weights and biases need to be specified separately because // of the offset. AssignLayerWeightsBiases(&cnn_config, weights, bias); CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } // TODO(logangw): Add test to test all combinations of branch_copy_type. TEST_F(CNNTest, TestBranchCombinations) { int filter_width = 2; int filter_height = 3; int image_width = 4; int image_height = 4; float input[] = { 3, 2, -5, -4, 4, -2, -4, -3, 4, 2, -3, 2, -3, 1, -5, -1, }; float weights[] = { 2, 3, 0, 4, 4, 3, 1, 0, 1, -5, 4, -3, 3, 0, 4, -1, -1, -5, 2, 1, -3, -5, 3, -1, -3, -2, 0, -2, 3, 0, -2, -4, -2, -2, 2, -5, 4, -5, 0, 1, -5, -4, -3, -4, 2, -2, 1, 0, 3, -2, -4, 3, 4, -4, -1, -1, -3, -2, -2, -1, 2, 0, 2, -1, 2, -4, -4, -1, 2, 0, 3, -2, -2, 3, -3, 4, -2, 4, 3, 4, 1, 0, -2, -3, -5, 1, -3, 2, 0, -2, -2, -1, -1, -5, -2, -3, -1, 3, 3, 4, 4, 0, 2, 1, 3, -3, 2, -5, -5, 1, -5, -1, 3, 3, 2, -4, -1, 3, -4, -2, -5, -2, 1, 3, 2, 2, -5, -2, -3, -1, -2, -4, -1, -2, 2, 1, -4, -4, 2, 0, 2, 0, 2, -3, -2, -4, 4, 0, 1, -3, -5, 4, -1, 2, 3, -5, -1, 0, 4, -1, -1, 3, -1, -3, 3, 1, 4, 3, 4, 3, -4, -5, -1, 3, 3, -4, 3, 1, 3, -5, 3, 4, -5, 4, 2, -1, -5, 2, 1, 0, 4, 0, -3, 2, 0, 2, -2, 1, -1, -2, -1, -5, 4, 3, 3, -2, 2, 4, -5, -5, -3, -2, 4, 0, -4, 1, }; float bias[] = { -1, 4, 0, 2, 2, -2, 0, -4, -5, -1, 1, -2, 3, 0, 4, -2, 1, 0, 0, }; float expected[] = { 149496, 15553, -24193, -20956, 134094, 86432, -68283, -6366, -53031, 133739, 67407, -13539, -53205, -58635, -20033, 1979, }; int channels = 2; CNN_CONFIG cnn_config = { 10, 0, 0, 0, 0, { { 1, filter_width, filter_height, channels, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_INPUT, BRANCH_NOC, { 0x06, 0, 0x00, }, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 2, BRANCH_OUTPUT, BRANCH_NOC, { 0x08, 0, 0x00, }, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 3, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 2, BRANCH_NO_COPY, BRANCH_ADD, { 0x00, 0, 0x08, }, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 2, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 1, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 1, BRANCH_NO_COPY, BRANCH_ADD, { 0x00, 0, 0x0C, }, {}, -1, }, { channels, filter_width, filter_height, channels, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_ADD, { 0x00, 0, 0x02, }, {}, -1, }, { channels, filter_width, filter_height, 1, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, }, } }; // Weights and biases need to be specified separately because // of the offset. AssignLayerWeightsBiases(&cnn_config, weights, bias); CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestSplittingTensors) { int filter_width = 2; int filter_height = 3; int image_width = 4; int image_height = 4; float input[] = { -1, -1, 2, 1, 3, 2, 4, -3, -4, -2, 2, -3, 1, -3, 4, -2, }; float weights[] = { -4, 1, 0, 2, 3, 4, 4, -4, -5, -3, 2, 2, -4, -3, 3, 2, 4, -4, -3, -4, -4, 1, -3, -5, -3, 4, 2, -2, 2, -1, -4, -1, -2, -3, 1, 1, 0, -5, -1, 3, 3, -5, -3, 0, -3, 1, -3, -1, 1, -3, -2, -2, 4, -2, 0, 1, 2, 2, -4, 2, 4, 0, -5, -2, 4, 4, -5, 1, 0, 2, -2, -5, -5, -3, -5, -5, 4, -3, 0, 0, -4, -4, 0, -5, -4, 0, 0, -3, -5, -3, -1, 2, -1, 4, -1, 2, }; float bias[] = { -4, -2, -3, -3, 3, 1, -2, }; float expected[] = { 530, -762, 1469, 777, 849, -771, -1698, 600, -658, -1821, 98, -668, -1798, 30, 887, -971, }; CNN_CONFIG cnn_config = { 3, 0, 0, 0, 0, { { 1, filter_width, filter_height, 4, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_OUTPUT, BRANCH_NOC, { 0x02, 2, 0x00, }, {}, -1, }, { 4, filter_width, filter_height, 2, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_CAT, { 0x00, 0, 0x02, }, {}, -1, }, { 4, filter_width, filter_height, 1, 1, 1, 0, nullptr, nullptr, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, }, } }; // Weights and biases need to be specified separately because // of the offset. AssignLayerWeightsBiases(&cnn_config, weights, bias); CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_INT_TOL); } TEST_F(CNNTest, TestOutputChannelsCount) { int filter_width = 1; int filter_height = 1; int image_width = 2; int image_height = 2; float input[] = { 0, 0, 0, 0 }; float weights[] = { 0, 0, 0, 0, 0, 0, 0, 0 }; float bias[] = { 0, 0, 0, 0, 0, 0 }; float expected[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, }; CNN_CONFIG cnn_config = { 3, 0, 0, 0, 0, { { 1, filter_width, filter_height, 2, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_INPUT, BRANCH_NOC, { 0x06, 0, 0x00, }, {}, -1, }, { 1, filter_width, filter_height, 2, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 2, BRANCH_NO_COPY, BRANCH_CAT, { 0x00, 0, 0x03, }, {}, -1, }, { 2, filter_width, filter_height, 2, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_CAT, { 0x00, 0, 0x04, }, {}, 0, }, } }; // Weights and biases need to be specified separately because // of the offset. AssignLayerWeightsBiases(&cnn_config, weights, bias); CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_FLOAT_TOL); } TEST_F(CNNTest, TestBatchNorm) { int image_width = 28; int image_height = 28; int filter_height = 7; int filter_width = 7; float input[] = { 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 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5.40742f, 0.920853f, -0.692567f, -0.836424f, -0.534405f, -1.62739f, -0.836424f, 1.32602f, 1.36312f, 0.112766f, -0.836424f, -0.192962f, 1.56975f, 2.45777f, 0.944414f, -0.192962f, -1.5519f, -1.5519f, -0.554006f, -0.192962f, 1.4231f, -1.5519f, -0.192962f, 1.3661f, -1.5519f, -1.5519f, -0.192962f, -0.843708f, -0.359025f, -0.843708f, -0.843708f, -0.843708f, 4.53065f, 0.0429584f, -0.796804f, -0.843708f, 0.3473f, -0.843708f, -0.843708f, -0.114439f, 3.14817f, 0.0811934f, -0.843708f }; float kernel[] = { 0.119643f, -0.237864f, 0.0462892f, 0.0502297f, -0.0134528f, 0.146347f, 0.153133f, 0.0513307f, 0.0752369f, 0.0135557f, -0.111434f, 0.0941854f, 0.0788362f, 0.0299412f, 0.111762f, 0.144066f, 0.00431504f, -0.0177954f, 0.0738092f, -0.0344215f, 0.0832582f, 0.053989f, -0.112691f, 0.0962145f, 0.0186525f, -0.00660205f, -0.111962f, -0.126801f, -0.231625f, 0.17309f, 0.0748875f, -0.179569f, -0.00513812f, -0.156579f, -0.147322f, 0.184168f, 0.189308f, -0.200359f, -0.0156733f, 0.140649f, 0.0858496f, -0.0263217f, -0.0740749f, -0.112563f, 0.107528f, 0.0609729f, -0.221625f, 0.0769944f, -0.00900815f, -0.00136441f, -0.0236521f, -0.0418025f, -0.00286299f, 0.12241f, 0.0964093f, -0.0150897f, 0.0532171f, 0.0625916f, 0.116939f, 0.118024f, 0.161918f, -0.00909767f, 0.100897f, -0.054563f, -0.175179f, -0.0687892f, 0.00734235f, 0.109833f, -0.113776f, 0.0595405f, -0.170255f, 0.0124815f, -0.0363301f, -0.0127038f, 0.0445554f, -0.0729894f, 0.107428f, -0.0341417f, 0.132619f, 0.00984557f, -0.00443654f, 0.202929f, 0.0945134f, 0.0148725f, 0.00998574f, -0.0226449f, 0.0478197f, -0.0793442f, 0.0707599f, -0.084225f, 0.0865795f, 0.071104f, -0.047894f, 0.0838322f, 0.0635493f, -0.00370265f, -0.157247f, -0.0289622f, -0.0590963f, 0.13207f, 0.00468011f, -0.0345372f, 0.217939f, 0.18861f, -0.0290393f, -0.0440664f, 0.0126197f, -0.129132f, -0.124943f, 0.0968156f, -0.0853643f, -0.182305f, 0.00461618f, -0.147095f, -0.230282f, 0.00856019f, 0.0278893f, -0.0300229f, 0.0417871f, 0.0804717f, -0.0768571f, -0.0397085f, -0.0601096f, 0.100901f, -0.0184926f, 0.0350673f, 0.0971094f, -0.0171837f, -0.289644f, -0.0899041f, 0.08998f, -0.160319f, -0.0195103f, 0.0392167f, -0.137864f, -0.0136294f, 0.0330886f, -0.0409244f, -0.092533f, -0.0427934f, -0.191144f, -0.0969461f, 0.112035f, 0.138611f, 0.128717f, 0.191184f, 0.197462f }; float bias[] = { 0.186703f, 0.204358f, -0.0230452f }; float bn_gamma[] = { 1.32173f, 1.26171f, 1.21966f }; float bn_beta[] = { -0.232595f, -0.222652f, -0.232209f }; float bn_mean[] = { 0.329233f, 0.199894f, 0.12389f }; float bn_std[] = { 0.311986f, 0.189737f, 0.247104f }; CNN_BATCHNORM_PARAMS bn_params = { bn_gamma, bn_beta, bn_mean, bn_std, }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, filter_width, filter_height, 3, 7, 7, 0, kernel, bias, PADDING_VALID, RELU, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, bn_params, 0, }, }, }; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_FLOAT_TOL); } TEST_F(CNNTest, TestMultithreading) { int image_height = 2; int image_width = 2; int filter_height = 3; int filter_width = 3; float input[] = { -2, 4, 1, 0, }; float weights[] = { -4, 2, -2, 0, -4, 4, -3, -3, -3, -1, 1, 0, -5, -3, 0, -5, 0, 0, -1, 0, 2, -5, 0, 1, 4, 2, 1, 0, -2, -1, -5, -3, 2, -2, 1, -5, }; float bias[] = { -4, -3, -2, 3, }; float expected[] = { 2, 10, -8, -17, -24, 5, -15, 6, -5, -5, 7, -10, 4, 13, 9, -14, }; CNN_CONFIG cnn_config = { 1, 0, 0, 0, 0, { { 1, filter_width, filter_height, 4, 1, 1, 0, weights, bias, PADDING_SAME_ZERO, NONE, 0, 0, BRANCH_NO_COPY, BRANCH_NOC, {}, {}, 0, }, }, }; CNN_THREAD_DATA thread_data = { 1, nullptr }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_FLOAT_TOL); const AVxWorkerInterface *const winterface = aom_get_worker_interface(); AVxWorker workers[4]; for (int i = 0; i < 4; ++i) { winterface->init(&workers[i]); } thread_data = { 4, workers }; RunCNNTest(image_width, image_height, input, expected, &cnn_config, image_width, &thread_data, MSE_FLOAT_TOL); for (int i = 0; i < 4; ++i) { winterface->end(&workers[i]); } } TEST_F(CNNTest, TestMultiOutput) { const int image_dim = 8; const int image_ch = 3; const int filter_dim = 2; const int stride = 2; const int num_filters = 2; const float input_[] = { 1.7537929121f, 0.134331551012f, 0.123580039877f, 0.957731845246f, 0.391006834217f, 1.00699352042f, -0.778177955829f, -0.814166433059f, -0.656374394915f, 0.321967305228f, -2.19455719176f, 0.708035038966f, 0.409148822266f, -0.318254408902f, 0.152450211189f, -0.250210793369f, 0.826811563186f, 1.6804156584f, 0.273626975978f, 0.437936241887f, -0.329935520167f, -0.288761611645f, 0.156937008304f, 0.271054157295f, -0.0224828854332f, 1.70110336895f, -0.989066699309f, 1.30863131729f, -0.165813705702f, 0.00380178619265f, -0.0837342367587f, 0.760954783156f, -0.413610373524f, 1.17968204175f, 0.720295719536f, 0.308718974472f, -1.10091337671f, 0.693160033687f, -0.0202862320697f, 1.0221927503f, -1.24521801881f, -0.478501952308f, -1.71648619442f, -0.182571723636f, 0.339292649504f, 2.0806519131f, 0.967974033444f, 0.175248672328f, 0.0658124561472f, 0.795504169496f, 0.750592557361f, -1.46631013249f, -1.79052846838f, -1.03672179515f, -0.841985521653f, 1.20995011489f, 0.140859718215f, -0.651552622661f, 0.451065110806f, 1.1189443693f, 0.100213260593f, -0.834076868118f, -1.28734321611f, 1.22064420095f, -0.364143084361f, 0.750961509335f, -0.888689074553f, -0.8253547106f, -1.21800999027f, -0.966670603566f, 1.37384014741f, 0.47281264834f, -0.420416235531f, 0.520163906493f, 0.501296589423f, 1.53418976951f, 0.715234751485f, 0.644551588907f, 0.0763504863375f, -0.0018541943723f, 0.322853189656f, -0.795099723224f, -0.125177096675f, 1.4476577471f, -0.585888410088f, -1.44391754955f, -0.610543221933f, -0.221859179799f, 0.252060200774f, -0.86287169623f, -0.0350246229157f, 1.0932311997f, 0.899464648842f, -0.468806951704f, -0.300861137168f, 1.15776414206f, 1.03268544738f, -0.171579585622f, -0.179136557119f, -0.354091003368f, -0.612298249394f, -1.20237379258f, 1.54604109659f, 0.130664370287f, 0.885225111868f, 1.0362799581f, 0.980561720868f, -0.619379186999f, -1.33818929924f, -0.237233737961f, -1.89335425073f, 0.567821011321f, 0.862420368465f, -1.37380916821f, 0.352190056666f, 0.611261516274f, 0.393237747152f, 0.894686247967f, 0.190405182149f, 0.264872662911f, -0.0657009133797f, 0.0580512653493f, -0.401825294366f, 0.4106081318f, 0.49484512188f, -0.0751103149442f, -1.43243736382f, 1.79855656009f, -1.1075351975f, 0.000354882733011f, -0.950716438608f, 1.27129831688f, 1.00495189838f, 0.110358656713f, 1.08315032822f, -0.972676676218f, -0.0757668962831f, 1.88932045165f, -0.0672638136275f, 0.425913010161f, -0.781540372017f, 0.976000248609f, 0.687218504122f, 1.31374513445f, -0.932658930672f, -1.25339468479f, 0.422071294078f, -0.24189927912f, 0.216906604642f, -1.88720997548f, 1.99252872889f, 0.353943735777f, 0.737434784132f, -1.17848645017f, 1.70424254896f, 0.775297112968f, -0.516392797501f, 0.398130609129f, 0.737248101457f, 0.166282500886f, 1.24699015468f, 0.47116183125f, 1.19091180182f, -0.372695424578f, 0.219773209389f, -0.829467838962f, -0.52533122724f, 1.98707754595f, 0.553692606972f, -0.933228902369f, 1.55427751643f, -1.08813399144f, -0.325686682094f, 0.205091443796f, -1.70381666435f, 0.466465327942f, 1.73126863447f, -0.939133672634f, 1.48318077459f, -0.599414038168f, -1.1583078687f, 0.518116190201f, 0.133571482458f, 0.84958342672f, 1.02205000597f, -0.0772082009087f, -1.69567503859f, 1.4697939436f, 1.67813743122f, -0.627911582938f, 0.131380509137f, -1.35717850726f, }; const float *input[3] = { input_, &input_[image_dim * image_dim], &input_[2 * image_dim * image_dim] }; const float bias[] = { 0.0f, 0.0f }; const float weights_1[] = { -0.489547413618f, 0.141916424749f, -0.279286485585f, -0.115322211094f, 0.299572786936f, 0.205289980785f, -0.536254480088f, -0.253626313744f, -0.422883815849f, -0.169702966298f, -0.540104704793f, 0.495319646763f, 0.298799079422f, -0.10054550901f, -0.306085047056f, 0.171061886165f, -0.108058703878f, -0.410734629888f, -0.0640674673049f, -0.386524840979f, -0.157203423678f, -0.362138920529f, -0.216206085209f, 0.147502517971f, }; const float weights_2[] = { 0.207580604357f, 0.480821146263f, -0.29111909562f, 0.47422567493f, 0.206892553253f, -0.235067084092f, 0.354516800602f, -0.212399370252f, -0.419071343731f, -0.050350731631f, -0.0516457320279f, -0.0359310500731f, 0.567044864811f, -0.060341127522f, 0.0501464839637f, -0.437785677916f, }; const float weights_3[] = { -0.0690452401448f, -0.356657338763f, -0.219464031809f, 0.551288365843f, 0.181372090853f, -0.00245268542109f, 0.409000696276f, -0.593209108763f, 0.587352566749f, -0.243720660227f, 0.266232713887f, -0.00439285245097f, 0.252883228305f, 0.152646192631f, 0.0918944932026f, 0.398853715057f, }; const float weights_4[] = { 0.207560791573f, 0.194201350401f, 0.227802322443f, 0.206533663345f, 0.0557331066805f, 0.0224159800424f, -0.143939197467f, -0.27703361602f, 0.130643888389f, -0.269456557461f, 0.186242862864f, -0.162879944774f, -0.145503996718f, -0.0768822987581f, -0.203127976359f, -0.238119922873f, -0.258806479994f, 0.0357957680385f, -0.1027606976f, -0.287920082345f, 0.189047820993f, 0.250711538481f, -0.272815714175f, -0.0431449742024f, 0.207261230996f, -0.0396472677451f, 0.131236557412f, 0.174291832499f, -0.251515885765f, -0.107164007499f, 0.185824534748f, -0.00561585838161f, 0.273393799578f, -0.139563699075f, -0.263922456031f, -0.118859844081f, 0.109230982597f, -0.170170294794f, 0.0123025648515f, -0.0839368964355f, -0.0774058234297f, 0.255847138286f, -0.208430879637f, 0.279170114319f, -0.272890330712f, -0.217725903006f, -0.295923275459f, -0.17008723953f, -0.284281803405f, 0.281406323629f, 0.266910044663f, -0.209963914338f, 0.271980962964f, 0.142013581699f, -0.143896509026f, -0.290509242975f, -0.305768180935f, 0.196902832117f, -0.090424189662f, -0.147460802346f, 0.217722016651f, 0.12353848977f, -0.169177363577f, -0.0454230918512f, }; const float expected_0[] = { -2.04858441055f, -2.12883075791f, -0.045177363807f, 0.763949675768f, -0.544361512821f, -1.58123168032f, 1.89319847039f, 0.16859080901f, -1.16023321135f, -0.396988107751f, 1.76637090744f, -1.40434786514f, 0.908227575669f, 0.817064817605f, 0.215631134908f, -0.848605613428f, -0.106756747018f, 0.0193027166685f, 0.801345615113f, -0.395407237598f, -1.79983795658f, -1.73054496242f, 0.0584392594454f, -0.388786095569f, -0.237269619354f, 0.000843578271263f, -1.24043512104f, 0.487839445893f, -0.394259726605f, 0.559632843424f, -0.527224052291f, -1.53792340282f, }; const float expected_1[] = { 0.0f, 0.0f, 0.0f, 0.0f, 0.4057888292f, 0.325309571755f, 0.0f, 1.22013465602f, }; const float expected_2[] = { 0.156119444687f, 0.517385299817f, }; const float expected_3[] = { 0.224177852984f, 0.503384419034f, 0.156119444687f, 0.517385299817f, }; const float *expected[] = { expected_0, expected_1, expected_2, expected_3 }; CNN_CONFIG cnn_config = { 4, // num_layers 0, // is_residue 0, // ext_width 0, // ext_height 0, // strict_bounds { // layer_config { image_ch, // in_channels filter_dim, // filter_width filter_dim, // filter_height num_filters, // out_channels stride, // skip_width stride, // skip_height 0, // max_pool weights_1, // weights bias, // bias PADDING_SAME_ZERO, // pad NONE, // activation 0, // deconvolve 0, // branch BRANCH_OUTPUT, // branch_copy_type BRANCH_NOC, // branch_combine_type { 2, 0, 0 }, // branch_config {}, // bn_params 0, // output_num }, { num_filters, // in_channels filter_dim, // filter_width filter_dim, // filter_height num_filters, // out_channels stride, // skip_width stride, // skip_height 0, // max_pool weights_2, // weights bias, // bias PADDING_SAME_ZERO, // pad RELU, // activation 0, // deconvolve 0, // branch BRANCH_NO_COPY, // branch_copy_type BRANCH_NOC, // branch_combine_type {}, // branch_config {}, // bn_params 1, // output_num }, { num_filters, // in_channels filter_dim, // filter_width filter_dim, // filter_height num_filters, // out_channels stride, // skip_width stride, // skip_height 0, // max_pool weights_3, // weights bias, // bias PADDING_SAME_ZERO, // pad RELU, // activation 0, // deconvolve 0, // branch BRANCH_NO_COPY, // branch_copy_type BRANCH_NOC, // branch_combine_type {}, // branch_config {}, // bn_params 2, // output_num }, { num_filters, // in_channels 2 * filter_dim, // filter_width 2 * filter_dim, // filter_height num_filters, // out_channels 2 * stride, // skip_width 2 * stride, // skip_height 0, // max_pool weights_4, // weights bias, // bias PADDING_VALID, // pad RELU, // activation 0, // deconvolve 1, // branch BRANCH_NO_COPY, // branch_copy_type BRANCH_CAT, // branch_combine_type { 0, 0, 1 }, // branch_config {}, // bn_params 3, // output_num }, }, }; CNN_THREAD_DATA thread_data = { 1, nullptr }; const int num_outputs = 4; const int output_chs[4] = { filter_dim, filter_dim, filter_dim, 2 * filter_dim }; const int output_dims[4] = { 4, 2, 1, 1 }; const int output_sizes[4] = { output_chs[0] * output_dims[0] * output_dims[0], output_chs[1] * output_dims[1] * output_dims[1], output_chs[2] * output_dims[2] * output_dims[2], output_chs[3] * output_dims[3] * output_dims[3], }; float *const output_ = (float *)aom_malloc( sizeof(*output_) * (output_sizes[0] + output_sizes[1] + output_sizes[2] + output_sizes[3])); ASSERT_NE(output_, nullptr); float *output[CNN_MAX_CHANNELS] = { nullptr }; int ch_ite = 0; float *output_ite = output_; for (int output_idx = 0; output_idx < num_outputs; output_idx++) { for (int channel = 0; channel < output_chs[output_idx]; ++channel) { output[ch_ite++] = output_ite; output_ite += output_dims[output_idx] * output_dims[output_idx]; } } CNN_MULTI_OUT output_struct = { num_outputs, output_chs, output_dims, output }; RunMultiOutCNNTest(input, image_dim, image_dim, image_dim, &cnn_config, &thread_data, &output_struct, expected, MSE_FLOAT_TOL); aom_free(output_); } namespace { typedef void (*CNNConvolveNoMaxpoolPaddingValidFunc)( const float **input, int in_width, int in_height, int in_stride, const CNN_LAYER_CONFIG *layer_config, float **output, int out_stride, int start_idx, int cstep, int channel_step); typedef libaom_test::FuncParam CNNConvolveTestFuncs; class CNNConvolveTest : public ::testing::TestWithParam { protected: void SetUp() override { params_ = GetParam(); } void RunCNNConvolveSetup(int run_times) { int in_width = 65; int in_height = 65; const CNN_CONFIG *cnn_config = &av1_intra_mode_cnn_partition_cnn_config; for (int layer = 0; layer < cnn_config->num_layers; ++layer) { int out_width = 0, out_height = 0; int in_size = in_width * in_height; // Get current layer output width and height. av1_find_cnn_layer_output_size(in_height, in_width, &cnn_config->layer_config[layer], &out_width, &out_height); int out_size = out_width * out_height; float *input[20], *output_ref[20], *output_mod[20]; float *input_data = (float *)aom_malloc(sizeof(*input_data) * in_size * cnn_config->layer_config[layer].in_channels); float *temp_ptr = input_data; ASSERT_NE(temp_ptr, nullptr); for (int i = 0; i < cnn_config->layer_config[layer].in_channels; ++i) { input[i] = temp_ptr; for (int j = 0; j < in_size; j++) { *(temp_ptr++) = ((float)rng_.Rand31() - (1 << 30)) / (1u << 31); } } float *out_data_ref = (float *)aom_calloc( sizeof(*out_data_ref), out_size * cnn_config->layer_config[layer].out_channels); ASSERT_NE(out_data_ref, nullptr); float *out_data_mod = (float *)aom_calloc( sizeof(*out_data_mod), out_size * cnn_config->layer_config[layer].out_channels); ASSERT_NE(out_data_mod, nullptr); float *temp_ptr1 = out_data_ref; float *temp_ptr2 = out_data_mod; for (int i = 0; i < cnn_config->layer_config[layer].out_channels; ++i) { output_ref[i] = temp_ptr1; output_mod[i] = temp_ptr2; temp_ptr1 += out_size; temp_ptr2 += out_size; } RunCNNConvolveTest(input, in_width, in_height, out_size, &cnn_config->layer_config[layer], 0, 1, run_times, layer, output_ref, output_mod, out_width); // Set current layer output width and height as next layer input width and // height. in_width = out_width; in_height = out_height; aom_free(input_data); aom_free(out_data_ref); aom_free(out_data_mod); } } void RunCNNConvolveTest(float **input, int in_width, int in_height, int out_size, const CNN_LAYER_CONFIG *layer_config, int start_idx, int step, int run_times, int layer, float **output_ref, float **output_mod, int out_stride) { const int cstep = layer_config->in_channels * layer_config->out_channels; const int channel_step = AOMMAX(step, 1); aom_usec_timer timer; aom_usec_timer_start(&timer); for (int i = 0; i < run_times; ++i) { params_.ref_func((const float **)input, in_width, in_height, in_width, layer_config, output_ref, out_stride, start_idx, cstep, channel_step); } aom_usec_timer_mark(&timer); const double time1 = static_cast(aom_usec_timer_elapsed(&timer)); aom_usec_timer_start(&timer); for (int i = 0; i < run_times; ++i) { params_.tst_func((const float **)input, in_width, in_height, in_width, layer_config, output_mod, out_stride, start_idx, cstep, channel_step); } aom_usec_timer_mark(&timer); const double time2 = static_cast(aom_usec_timer_elapsed(&timer)); if (run_times > 1) { printf("layer : %d \n", layer); printf("%7.2f/%7.2fns (%3.2f)\n", time1, time2, time1 / time2); } else { for (int channel = 0; channel < layer_config->out_channels; ++channel) { const float *buf_ref = output_ref[channel]; const float *buf_mod = output_mod[channel]; for (int i = 0; i < out_size; ++i) { if (buf_ref[i] < CNN_CONVOLVE_PIXELWISE_FLOAT_TOL) { ASSERT_LE(buf_ref[i], CNN_CONVOLVE_PIXELWISE_FLOAT_TOL) << "Reference output was near-zero, test output was not (" << buf_mod[i] << ")"; } else { const float error = buf_ref[i] - buf_mod[i]; const float relative_error = fabsf(error / buf_ref[i]); ASSERT_LE(relative_error, CNN_CONVOLVE_PIXELWISE_FLOAT_TOL) << " channel " << channel << " pixel " << i << ": " << buf_ref[i] << "/" << buf_mod[i] << std::endl; } } } } } private: CNNConvolveTestFuncs params_; libaom_test::ACMRandom rng_; }; GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(CNNConvolveTest); TEST_P(CNNConvolveTest, CheckOutput) { RunCNNConvolveSetup(1); } TEST_P(CNNConvolveTest, DISABLED_Speed) { RunCNNConvolveSetup(100000); } #if HAVE_AVX2 && !CONFIG_EXCLUDE_SIMD_MISMATCH INSTANTIATE_TEST_SUITE_P(AVX2, CNNConvolveTest, ::testing::Values(CNNConvolveTestFuncs( &av1_cnn_convolve_no_maxpool_padding_valid_c, &av1_cnn_convolve_no_maxpool_padding_valid_avx2))); #endif #if HAVE_NEON INSTANTIATE_TEST_SUITE_P(NEON, CNNConvolveTest, ::testing::Values(CNNConvolveTestFuncs( &av1_cnn_convolve_no_maxpool_padding_valid_c, &av1_cnn_convolve_no_maxpool_padding_valid_neon))); #endif } // namespace