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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 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 | 10 |
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68 WebRtcSpl_Init(); | 68 WebRtcSpl_Init(); |
69 } | 69 } |
70 | 70 |
71 const int16_t* Next30Ms() { | 71 const int16_t* Next30Ms() { |
72 CHECK(input_file_->Read(block_size_, audio_.get())); | 72 CHECK(input_file_->Read(block_size_, audio_.get())); |
73 return audio_.get(); | 73 return audio_.get(); |
74 } | 74 } |
75 | 75 |
76 // Returns the total length change (in samples) that the accelerate operation | 76 // Returns the total length change (in samples) that the accelerate operation |
77 // resulted in during the run. | 77 // resulted in during the run. |
78 int TestAccelerate(int loops, bool fast_mode) { | 78 size_t TestAccelerate(size_t loops, bool fast_mode) { |
79 Accelerate accelerate(sample_rate_hz_, kNumChannels, background_noise_); | 79 Accelerate accelerate(sample_rate_hz_, kNumChannels, background_noise_); |
80 int total_length_change = 0; | 80 size_t total_length_change = 0; |
81 for (int i = 0; i < loops; ++i) { | 81 for (size_t i = 0; i < loops; ++i) { |
82 AudioMultiVector output(kNumChannels); | 82 AudioMultiVector output(kNumChannels); |
83 int16_t length_change; | 83 size_t length_change; |
84 UpdateReturnStats(accelerate.Process(Next30Ms(), block_size_, fast_mode, | 84 UpdateReturnStats(accelerate.Process(Next30Ms(), block_size_, fast_mode, |
85 &output, &length_change)); | 85 &output, &length_change)); |
86 total_length_change += length_change; | 86 total_length_change += length_change; |
87 } | 87 } |
88 return total_length_change; | 88 return total_length_change; |
89 } | 89 } |
90 | 90 |
91 void UpdateReturnStats(TimeStretch::ReturnCodes ret) { | 91 void UpdateReturnStats(TimeStretch::ReturnCodes ret) { |
92 switch (ret) { | 92 switch (ret) { |
93 case TimeStretch::kSuccess: | 93 case TimeStretch::kSuccess: |
94 case TimeStretch::kSuccessLowEnergy: | 94 case TimeStretch::kSuccessLowEnergy: |
95 case TimeStretch::kNoStretch: | 95 case TimeStretch::kNoStretch: |
96 ++return_stats_[ret]; | 96 ++return_stats_[ret]; |
97 break; | 97 break; |
98 case TimeStretch::kError: | 98 case TimeStretch::kError: |
99 FAIL() << "Process returned an error"; | 99 FAIL() << "Process returned an error"; |
100 } | 100 } |
101 } | 101 } |
102 | 102 |
103 rtc::scoped_ptr<test::InputAudioFile> input_file_; | 103 rtc::scoped_ptr<test::InputAudioFile> input_file_; |
104 const int sample_rate_hz_; | 104 const int sample_rate_hz_; |
105 const size_t block_size_; | 105 const size_t block_size_; |
106 rtc::scoped_ptr<int16_t[]> audio_; | 106 rtc::scoped_ptr<int16_t[]> audio_; |
107 std::map<TimeStretch::ReturnCodes, int> return_stats_; | 107 std::map<TimeStretch::ReturnCodes, int> return_stats_; |
108 BackgroundNoise background_noise_; | 108 BackgroundNoise background_noise_; |
109 }; | 109 }; |
110 | 110 |
111 TEST_F(TimeStretchTest, Accelerate) { | 111 TEST_F(TimeStretchTest, Accelerate) { |
112 // TestAccelerate returns the total length change in samples. | 112 // TestAccelerate returns the total length change in samples. |
113 EXPECT_EQ(15268, TestAccelerate(100, false)); | 113 EXPECT_EQ(15268U, TestAccelerate(100, false)); |
114 EXPECT_EQ(9, return_stats_[TimeStretch::kSuccess]); | 114 EXPECT_EQ(9, return_stats_[TimeStretch::kSuccess]); |
115 EXPECT_EQ(58, return_stats_[TimeStretch::kSuccessLowEnergy]); | 115 EXPECT_EQ(58, return_stats_[TimeStretch::kSuccessLowEnergy]); |
116 EXPECT_EQ(33, return_stats_[TimeStretch::kNoStretch]); | 116 EXPECT_EQ(33, return_stats_[TimeStretch::kNoStretch]); |
117 } | 117 } |
118 | 118 |
119 TEST_F(TimeStretchTest, AccelerateFastMode) { | 119 TEST_F(TimeStretchTest, AccelerateFastMode) { |
120 // TestAccelerate returns the total length change in samples. | 120 // TestAccelerate returns the total length change in samples. |
121 EXPECT_EQ(21400, TestAccelerate(100, true)); | 121 EXPECT_EQ(21400U, TestAccelerate(100, true)); |
122 EXPECT_EQ(31, return_stats_[TimeStretch::kSuccess]); | 122 EXPECT_EQ(31, return_stats_[TimeStretch::kSuccess]); |
123 EXPECT_EQ(58, return_stats_[TimeStretch::kSuccessLowEnergy]); | 123 EXPECT_EQ(58, return_stats_[TimeStretch::kSuccessLowEnergy]); |
124 EXPECT_EQ(11, return_stats_[TimeStretch::kNoStretch]); | 124 EXPECT_EQ(11, return_stats_[TimeStretch::kNoStretch]); |
125 } | 125 } |
126 | 126 |
127 } // namespace webrtc | 127 } // namespace webrtc |
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