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| 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 #include "webrtc/base/arraysize.h" | |
| 12 #include "webrtc/modules/include/module_common_types.h" | |
| 13 #include "webrtc/voice_engine/include/voe_external_media.h" | |
| 14 #include "webrtc/voice_engine/test/auto_test/fakes/fake_media_process.h" | |
| 15 #include "webrtc/voice_engine/test/auto_test/fixtures/after_streaming_fixture.h" | |
| 16 | |
| 17 class ExternalMediaTest : public AfterStreamingFixture { | |
| 18 protected: | |
| 19 void TestRegisterExternalMedia(int channel, webrtc::ProcessingTypes type) { | |
| 20 FakeMediaProcess fake_media_process; | |
| 21 EXPECT_EQ(0, voe_xmedia_->RegisterExternalMediaProcessing( | |
| 22 channel, type, fake_media_process)); | |
| 23 Sleep(2000); | |
| 24 | |
| 25 TEST_LOG("Back to normal.\n"); | |
| 26 EXPECT_EQ(0, voe_xmedia_->DeRegisterExternalMediaProcessing( | |
| 27 channel, type)); | |
| 28 Sleep(2000); | |
| 29 } | |
| 30 }; | |
| 31 | |
| 32 TEST_F(ExternalMediaTest, | |
| 33 ManualRegisterExternalMediaProcessingOnAllChannelsAffectsPlayout) { | |
| 34 TEST_LOG("Enabling external media processing: audio should be affected.\n"); | |
| 35 TestRegisterExternalMedia(-1, webrtc::kPlaybackAllChannelsMixed); | |
| 36 } | |
| 37 | |
| 38 TEST_F(ExternalMediaTest, | |
| 39 ManualRegisterExternalMediaOnSingleChannelAffectsPlayout) { | |
| 40 TEST_LOG("Enabling external media processing: audio should be affected.\n"); | |
| 41 TestRegisterExternalMedia(channel_, webrtc::kRecordingPerChannel); | |
| 42 } | |
| 43 | |
| 44 TEST_F(ExternalMediaTest, | |
| 45 ManualRegisterExternalMediaOnAllChannelsMixedAffectsRecording) { | |
| 46 SwitchToManualMicrophone(); | |
| 47 TEST_LOG("Speak and verify your voice is distorted.\n"); | |
| 48 TestRegisterExternalMedia(-1, webrtc::kRecordingAllChannelsMixed); | |
| 49 } | |
| 50 | |
| 51 TEST_F(ExternalMediaTest, | |
| 52 ExternalMixingCannotBeChangedDuringPlayback) { | |
| 53 EXPECT_EQ(-1, voe_xmedia_->SetExternalMixing(channel_, true)); | |
| 54 EXPECT_EQ(-1, voe_xmedia_->SetExternalMixing(channel_, false)); | |
| 55 } | |
| 56 | |
| 57 TEST_F(ExternalMediaTest, | |
| 58 ExternalMixingIsRequiredForGetAudioFrame) { | |
| 59 webrtc::AudioFrame frame; | |
| 60 EXPECT_EQ(-1, voe_xmedia_->GetAudioFrame(channel_, 0, &frame)); | |
| 61 } | |
| 62 | |
| 63 TEST_F(ExternalMediaTest, | |
| 64 ExternalMixingPreventsAndRestoresRegularPlayback) { | |
| 65 PausePlaying(); | |
| 66 ASSERT_EQ(0, voe_xmedia_->SetExternalMixing(channel_, true)); | |
| 67 TEST_LOG("Verify that no sound is played out.\n"); | |
| 68 ResumePlaying(); | |
| 69 Sleep(1000); | |
| 70 PausePlaying(); | |
| 71 ASSERT_EQ(0, voe_xmedia_->SetExternalMixing(channel_, false)); | |
| 72 ResumePlaying(); | |
| 73 TEST_LOG("Verify that sound is played out.\n"); | |
| 74 ResumePlaying(); | |
| 75 Sleep(1000); | |
| 76 } | |
| 77 | |
| 78 TEST_F(ExternalMediaTest, | |
| 79 ExternalMixingWorks) { | |
| 80 webrtc::AudioFrame frame; | |
| 81 PausePlaying(); | |
| 82 EXPECT_EQ(0, voe_xmedia_->SetExternalMixing(channel_, true)); | |
| 83 ResumePlaying(); | |
| 84 EXPECT_EQ(0, voe_xmedia_->GetAudioFrame(channel_, 0, &frame)); | |
| 85 EXPECT_GT(frame.sample_rate_hz_, 0); | |
| 86 EXPECT_GT(frame.samples_per_channel_, 0U); | |
| 87 PausePlaying(); | |
| 88 EXPECT_EQ(0, voe_xmedia_->SetExternalMixing(channel_, false)); | |
| 89 ResumePlaying(); | |
| 90 } | |
| 91 | |
| 92 TEST_F(ExternalMediaTest, | |
| 93 ExternalMixingResamplesToDesiredFrequency) { | |
| 94 const int kValidFrequencies[] = {8000, 16000, 22000, 32000, 48000}; | |
| 95 webrtc::AudioFrame frame; | |
| 96 PausePlaying(); | |
| 97 EXPECT_EQ(0, voe_xmedia_->SetExternalMixing(channel_, true)); | |
| 98 ResumePlaying(); | |
| 99 for (size_t i = 0; i < arraysize(kValidFrequencies); i++) { | |
| 100 int f = kValidFrequencies[i]; | |
| 101 EXPECT_EQ(0, voe_xmedia_->GetAudioFrame(channel_, f, &frame)) | |
| 102 << "Resampling succeeds for freq=" << f; | |
| 103 EXPECT_EQ(f, frame.sample_rate_hz_); | |
| 104 EXPECT_EQ(static_cast<size_t>(f / 100), frame.samples_per_channel_); | |
| 105 } | |
| 106 PausePlaying(); | |
| 107 EXPECT_EQ(0, voe_xmedia_->SetExternalMixing(channel_, false)); | |
| 108 ResumePlaying(); | |
| 109 } | |
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