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1 /* | 1 /* |
2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 #include <cmath> | 10 #include <cmath> |
11 #include <memory> | 11 #include <memory> |
12 #include <vector> | 12 #include <vector> |
13 | 13 |
| 14 #include "webrtc/base/array_view.h" |
| 15 #include "webrtc/base/checks.h" |
| 16 #include "webrtc/base/mathutils.h" |
| 17 #include "webrtc/base/safe_conversions.h" |
14 #include "webrtc/modules/audio_processing/rms_level.h" | 18 #include "webrtc/modules/audio_processing/rms_level.h" |
15 #include "webrtc/rtc_base/array_view.h" | |
16 #include "webrtc/rtc_base/checks.h" | |
17 #include "webrtc/rtc_base/mathutils.h" | |
18 #include "webrtc/rtc_base/safe_conversions.h" | |
19 #include "webrtc/test/gtest.h" | 19 #include "webrtc/test/gtest.h" |
20 | 20 |
21 namespace webrtc { | 21 namespace webrtc { |
22 namespace { | 22 namespace { |
23 constexpr int kSampleRateHz = 48000; | 23 constexpr int kSampleRateHz = 48000; |
24 constexpr size_t kBlockSizeSamples = kSampleRateHz / 100; | 24 constexpr size_t kBlockSizeSamples = kSampleRateHz / 100; |
25 | 25 |
26 std::unique_ptr<RmsLevel> RunTest(rtc::ArrayView<const int16_t> input) { | 26 std::unique_ptr<RmsLevel> RunTest(rtc::ArrayView<const int16_t> input) { |
27 std::unique_ptr<RmsLevel> level(new RmsLevel); | 27 std::unique_ptr<RmsLevel> level(new RmsLevel); |
28 for (size_t n = 0; n + kBlockSizeSamples <= input.size(); | 28 for (size_t n = 0; n + kBlockSizeSamples <= input.size(); |
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141 auto y = CreateSinusoid(1000, INT16_MAX / 2, kBlockSizeSamples * 2); | 141 auto y = CreateSinusoid(1000, INT16_MAX / 2, kBlockSizeSamples * 2); |
142 level->Analyze(y); | 142 level->Analyze(y); |
143 auto stats = level->AverageAndPeak(); | 143 auto stats = level->AverageAndPeak(); |
144 // Expect all stats to only be influenced by the last signal (y), since the | 144 // Expect all stats to only be influenced by the last signal (y), since the |
145 // changed block size should reset the stats. | 145 // changed block size should reset the stats. |
146 EXPECT_EQ(9, stats.average); | 146 EXPECT_EQ(9, stats.average); |
147 EXPECT_EQ(9, stats.peak); | 147 EXPECT_EQ(9, stats.peak); |
148 } | 148 } |
149 | 149 |
150 } // namespace webrtc | 150 } // namespace webrtc |
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