1/* Copyright 2017 The TensorFlow Authors. All Rights Reserved. 2 3Licensed under the Apache License, Version 2.0 (the "License"); 4you may not use this file except in compliance with the License. 5You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9Unless required by applicable law or agreed to in writing, software 10distributed under the License is distributed on an "AS IS" BASIS, 11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12See the License for the specific language governing permissions and 13limitations under the License. 14==============================================================================*/ 15 16#define EIGEN_USE_THREADS 17 18#include <functional> 19#include <memory> 20#include <vector> 21 22#include "tensorflow/cc/client/client_session.h" 23#include "tensorflow/cc/ops/audio_ops.h" 24#include "tensorflow/cc/ops/const_op.h" 25#include "tensorflow/cc/ops/math_ops.h" 26#include "tensorflow/core/framework/tensor_testutil.h" 27#include "tensorflow/core/framework/types.h" 28#include "tensorflow/core/framework/types.pb.h" 29#include "tensorflow/core/kernels/ops_util.h" 30#include "tensorflow/core/lib/core/status_test_util.h" 31#include "tensorflow/core/platform/test.h" 32 33namespace tensorflow { 34namespace ops { 35namespace { 36 37TEST(MfccOpTest, SimpleTest) { 38 Scope root = Scope::DisabledShapeInferenceScope(); 39 40 Tensor spectrogram_tensor(DT_FLOAT, TensorShape({1, 1, 513})); 41 test::FillIota<float>(&spectrogram_tensor, 1.0f); 42 43 Output spectrogram_const_op = Const(root.WithOpName("spectrogram_const_op"), 44 Input::Initializer(spectrogram_tensor)); 45 46 Output sample_rate_const_op = 47 Const(root.WithOpName("sample_rate_const_op"), 22050); 48 49 Mfcc mfcc_op = Mfcc(root.WithOpName("mfcc_op"), spectrogram_const_op, 50 sample_rate_const_op); 51 52 TF_ASSERT_OK(root.status()); 53 54 ClientSession session(root); 55 std::vector<Tensor> outputs; 56 57 TF_EXPECT_OK( 58 session.Run(ClientSession::FeedType(), {mfcc_op.output}, &outputs)); 59 60 const Tensor& mfcc_tensor = outputs[0]; 61 62 EXPECT_EQ(3, mfcc_tensor.dims()); 63 EXPECT_EQ(13, mfcc_tensor.dim_size(2)); 64 EXPECT_EQ(1, mfcc_tensor.dim_size(1)); 65 EXPECT_EQ(1, mfcc_tensor.dim_size(0)); 66 67 test::ExpectTensorNear<float>( 68 mfcc_tensor, 69 test::AsTensor<float>( 70 {29.13970072, -6.41568601, -0.61903012, -0.96778652, -0.26819878, 71 -0.40907028, -0.15614748, -0.23203119, -0.10481487, -0.1543029, 72 -0.0769791, -0.10806114, -0.06047613}, 73 TensorShape({1, 1, 13})), 74 1e-3); 75} 76 77} // namespace 78} // namespace ops 79} // namespace tensorflow 80