1/*
2 *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11// We don't test the value of pitch gain and lags as they are created by iSAC
12// routines. However, interpolation of pitch-gain and lags is in a separate
13// class and has its own unit-test.
14
15#include "webrtc/modules/audio_processing/vad/vad_audio_proc.h"
16
17#include <math.h>
18#include <stdio.h>
19
20#include <string>
21
22#include "testing/gtest/include/gtest/gtest.h"
23#include "webrtc/modules/audio_processing/vad/common.h"
24#include "webrtc/modules/include/module_common_types.h"
25#include "webrtc/test/testsupport/fileutils.h"
26
27namespace webrtc {
28
29TEST(AudioProcessingTest, DISABLED_ComputingFirstSpectralPeak) {
30  VadAudioProc audioproc;
31
32  std::string peak_file_name =
33      test::ResourcePath("audio_processing/agc/agc_spectral_peak", "dat");
34  FILE* peak_file = fopen(peak_file_name.c_str(), "rb");
35  ASSERT_TRUE(peak_file != NULL);
36
37  std::string pcm_file_name =
38      test::ResourcePath("audio_processing/agc/agc_audio", "pcm");
39  FILE* pcm_file = fopen(pcm_file_name.c_str(), "rb");
40  ASSERT_TRUE(pcm_file != NULL);
41
42  // Read 10 ms audio in each iteration.
43  const size_t kDataLength = kLength10Ms;
44  int16_t data[kDataLength] = {0};
45  AudioFeatures features;
46  double sp[kMaxNumFrames];
47  while (fread(data, sizeof(int16_t), kDataLength, pcm_file) == kDataLength) {
48    audioproc.ExtractFeatures(data, kDataLength, &features);
49    if (features.num_frames > 0) {
50      ASSERT_LT(features.num_frames, kMaxNumFrames);
51      // Read reference values.
52      const size_t num_frames = features.num_frames;
53      ASSERT_EQ(num_frames, fread(sp, sizeof(sp[0]), num_frames, peak_file));
54      for (size_t n = 0; n < features.num_frames; n++)
55        EXPECT_NEAR(features.spectral_peak[n], sp[n], 3);
56    }
57  }
58
59  fclose(peak_file);
60  fclose(pcm_file);
61}
62
63}  // namespace webrtc
64