| // Copyright 2015 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "cobalt/audio/audio_buffer_source_node.h" |
| #include "cobalt/audio/audio_context.h" |
| #include "cobalt/audio/audio_helpers.h" |
| #include "cobalt/script/global_environment.h" |
| #include "cobalt/script/javascript_engine.h" |
| #include "cobalt/script/typed_arrays.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| // TODO: Consolidate ShellAudioBus creation code |
| |
| namespace cobalt { |
| namespace audio { |
| |
| #if defined(COBALT_MEDIA_SOURCE_2016) |
| typedef media::ShellAudioBus ShellAudioBus; |
| #else // defined(COBALT_MEDIA_SOURCE_2016) |
| typedef ::media::ShellAudioBus ShellAudioBus; |
| #endif // defined(COBALT_MEDIA_SOURCE_2016) |
| |
| const int kRenderBufferSizeFrames = 32; |
| |
| class AudioDestinationNodeMock : public AudioNode, |
| public AudioDevice::RenderCallback { |
| #if defined(COBALT_MEDIA_SOURCE_2016) |
| typedef media::ShellAudioBus ShellAudioBus; |
| #else // defined(COBALT_MEDIA_SOURCE_2016) |
| typedef ::media::ShellAudioBus ShellAudioBus; |
| #endif // defined(COBALT_MEDIA_SOURCE_2016) |
| |
| public: |
| explicit AudioDestinationNodeMock(AudioContext* context) |
| : AudioNode(context) { |
| AudioLock::AutoLock lock(audio_lock()); |
| |
| AddInput(new AudioNodeInput(this)); |
| } |
| |
| // From AudioNode. |
| scoped_ptr<ShellAudioBus> PassAudioBusFromSource(int32, /*number_of_frames*/ |
| SampleType, bool*) override { |
| NOTREACHED(); |
| return scoped_ptr<ShellAudioBus>(); |
| } |
| |
| // From AudioDevice::RenderCallback. |
| void FillAudioBus(bool all_consumed, ShellAudioBus* audio_bus, |
| bool* silence) override { |
| UNREFERENCED_PARAMETER(all_consumed); |
| |
| AudioLock::AutoLock lock(audio_lock()); |
| |
| bool all_finished; |
| // Destination node only has one input. |
| Input(0)->FillAudioBus(audio_bus, silence, &all_finished); |
| } |
| }; |
| |
| void FillAudioBusFromOneSource( |
| scoped_ptr<ShellAudioBus> src_data, |
| const AudioNodeChannelInterpretation& interpretation, |
| ShellAudioBus* audio_bus, bool* silence) { |
| scoped_refptr<AudioContext> audio_context(new AudioContext()); |
| scoped_refptr<AudioBufferSourceNode> source( |
| audio_context->CreateBufferSource()); |
| scoped_refptr<AudioBuffer> buffer(new AudioBuffer(44100, src_data.Pass())); |
| source->set_buffer(buffer); |
| |
| scoped_refptr<AudioDestinationNodeMock> destination( |
| new AudioDestinationNodeMock(audio_context.get())); |
| destination->set_channel_interpretation(interpretation); |
| source->Connect(destination, 0, 0, NULL); |
| source->Start(0, 0, NULL); |
| |
| destination->FillAudioBus(true, audio_bus, silence); |
| } |
| |
| class AudioNodeInputOutputTest : public ::testing::Test { |
| public: |
| AudioNodeInputOutputTest() |
| : engine_(script::JavaScriptEngine::CreateEngine()), |
| global_environment_(engine_->CreateGlobalEnvironment()) { |
| global_environment_->CreateGlobalObject(); |
| } |
| |
| ~AudioNodeInputOutputTest() { |
| global_environment_->SetReportEvalCallback(base::Closure()); |
| global_environment_->SetReportErrorCallback( |
| script::GlobalEnvironment::ReportErrorCallback()); |
| global_environment_ = nullptr; |
| } |
| |
| script::GlobalEnvironment* global_environment() const { |
| return global_environment_.get(); |
| } |
| |
| private: |
| scoped_ptr<script::JavaScriptEngine> engine_; |
| scoped_refptr<script::GlobalEnvironment> global_environment_; |
| |
| protected: |
| MessageLoop message_loop_; |
| }; |
| |
| TEST_F(AudioNodeInputOutputTest, StereoToStereoSpeakersLayoutTest) { |
| const size_t kNumOfSrcChannels = 2; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| float src_data_in_float[50]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 20.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| if (channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 20); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 40); |
| } |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, StereoToStereoDiscreteLayoutTest) { |
| const size_t kNumOfSrcChannels = 2; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationDiscrete; |
| |
| float src_data_in_float[50]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 20.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| if (channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 20); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 40); |
| } |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, MonoToStereoSpeakersLayoutTest) { |
| const size_t kNumOfSrcChannels = 1; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| float src_data_in_float[25]; |
| for (size_t i = 0; i < kNumOfFrames; ++i) { |
| src_data_in_float[i] = 50.0f; |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 50); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, MonoToStereoDiscreteLayoutTest) { |
| const size_t kNumOfSrcChannels = 1; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationDiscrete; |
| |
| float src_data_in_float[25]; |
| for (size_t i = 0; i < kNumOfFrames; ++i) { |
| src_data_in_float[i] = 50.0f; |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames && channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 50); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, QuadToStereoSpeakersLayoutTest) { |
| const size_t kNumOfSrcChannels = 4; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| float src_data_in_float[100]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| if (channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 20); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 30); |
| } |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, QuadToStereoDiscreteLayoutTest) { |
| const size_t kNumOfSrcChannels = 4; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationDiscrete; |
| |
| float src_data_in_float[100]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| if (channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 10); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 20); |
| } |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, FivePointOneToStereoSpeakersLayoutTest) { |
| const size_t kNumOfSrcChannels = 6; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 10; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| float src_data_in_float[60]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| if (channel == 0) { |
| EXPECT_FLOAT_EQ(audio_bus->GetFloat32Sample(channel, frame), 66.568f); |
| } else { |
| EXPECT_FLOAT_EQ(audio_bus->GetFloat32Sample(channel, frame), 83.639f); |
| } |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, FivePointOneToStereoDiscreteLayoutTest) { |
| const size_t kNumOfSrcChannels = 6; |
| const size_t kNumOfDestChannels = 2; |
| const size_t kNumOfFrames = 10; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationDiscrete; |
| |
| float src_data_in_float[60]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| if (channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 10); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 20); |
| } |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, StereoToMonoSpeakersLayoutTest) { |
| const size_t kNumOfSrcChannels = 2; |
| const size_t kNumOfDestChannels = 1; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| float src_data_in_float[50]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 20.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 30); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, StereoToMonoDiscreteLayoutTest) { |
| const size_t kNumOfSrcChannels = 2; |
| const size_t kNumOfDestChannels = 1; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationDiscrete; |
| |
| float src_data_in_float[50]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 20.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 20); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, QuadToMonoSpeakersLayoutTest) { |
| const size_t kNumOfSrcChannels = 4; |
| const size_t kNumOfDestChannels = 1; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| float src_data_in_float[100]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 25); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, QuadToMonoDiscreteLayoutTest) { |
| const size_t kNumOfSrcChannels = 4; |
| const size_t kNumOfDestChannels = 1; |
| const size_t kNumOfFrames = 25; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationDiscrete; |
| |
| float src_data_in_float[100]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 10); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, FivePointOneToMonoSpeakersLayoutTest) { |
| const size_t kNumOfSrcChannels = 6; |
| const size_t kNumOfDestChannels = 1; |
| const size_t kNumOfFrames = 10; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| float src_data_in_float[60]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| EXPECT_FLOAT_EQ(audio_bus->GetFloat32Sample(channel, frame), 106.213f); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, FivePointOneToMonoDiscreteLayoutTest) { |
| const size_t kNumOfSrcChannels = 6; |
| const size_t kNumOfDestChannels = 1; |
| const size_t kNumOfFrames = 10; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationDiscrete; |
| |
| float src_data_in_float[60]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_data_in_float[frame * kNumOfSrcChannels + channel] = |
| 10.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data( |
| new ShellAudioBus(kNumOfSrcChannels, kNumOfFrames, src_data_in_float)); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| FillAudioBusFromOneSource(src_data.Pass(), kInterpretation, audio_bus.get(), |
| &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 10); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, MultipleInputNodesLayoutTest) { |
| scoped_refptr<AudioContext> audio_context(new AudioContext()); |
| |
| const size_t kNumOfSrcChannels = 2; |
| const size_t kNumOfDestChannels = 2; |
| const AudioNodeChannelInterpretation kInterpretation = |
| kAudioNodeChannelInterpretationSpeakers; |
| |
| const size_t kNumOfFrames_1 = 25; |
| float src_data_in_float_1[50]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames_1; ++frame) { |
| src_data_in_float_1[frame * kNumOfSrcChannels + channel] = |
| 20.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data_1(new ShellAudioBus( |
| kNumOfSrcChannels, kNumOfFrames_1, src_data_in_float_1)); |
| scoped_refptr<AudioBufferSourceNode> source_1( |
| audio_context->CreateBufferSource()); |
| scoped_refptr<AudioBuffer> buffer_1( |
| new AudioBuffer(44100, src_data_1.Pass())); |
| source_1->set_buffer(buffer_1); |
| |
| const size_t kNumOfFrames_2 = 50; |
| float src_data_in_float_2[100]; |
| for (size_t channel = 0; channel < kNumOfSrcChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames_2; ++frame) { |
| src_data_in_float_2[frame * kNumOfSrcChannels + channel] = |
| 40.0f * (channel + 1); |
| } |
| } |
| |
| scoped_ptr<ShellAudioBus> src_data_2(new ShellAudioBus( |
| kNumOfSrcChannels, kNumOfFrames_2, src_data_in_float_2)); |
| scoped_refptr<AudioBufferSourceNode> source_2( |
| audio_context->CreateBufferSource()); |
| scoped_refptr<AudioBuffer> buffer_2( |
| new AudioBuffer(44100, src_data_2.Pass())); |
| source_2->set_buffer(buffer_2); |
| |
| scoped_refptr<AudioDestinationNodeMock> destination( |
| new AudioDestinationNodeMock(audio_context.get())); |
| destination->set_channel_interpretation(kInterpretation); |
| source_1->Connect(destination, 0, 0, NULL); |
| source_2->Connect(destination, 0, 0, NULL); |
| source_1->Start(0, 0, NULL); |
| source_2->Start(0, 0, NULL); |
| |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfDestChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kPlanar)); |
| audio_bus->ZeroAllFrames(); |
| bool silence = true; |
| destination->FillAudioBus(true, audio_bus.get(), &silence); |
| EXPECT_FALSE(silence); |
| |
| for (size_t channel = 0; channel < kNumOfDestChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames_1) { |
| if (channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 60); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 120); |
| } |
| } else if (frame < kNumOfFrames_2) { |
| if (channel == 0) { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 40); |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 80); |
| } |
| } else { |
| EXPECT_EQ(audio_bus->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, CreateBufferTest) { |
| const size_t kNumOfChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const size_t kSampleRate = 44100; |
| |
| scoped_refptr<AudioContext> audio_context(new AudioContext()); |
| scoped_refptr<AudioBuffer> buffer( |
| audio_context->CreateBuffer(kNumOfChannels, kNumOfFrames, kSampleRate)); |
| |
| EXPECT_EQ(buffer->number_of_channels(), kNumOfChannels); |
| EXPECT_EQ(buffer->length(), kNumOfFrames); |
| EXPECT_EQ(buffer->sample_rate(), kSampleRate); |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, CopyToChannelPlanarFloat32Test) { |
| const size_t kNumOfChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const size_t kOffset = 8; |
| |
| float src_arr[kNumOfChannels][kNumOfFrames]; |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_arr[channel][frame] = channel * kNumOfFrames + frame; |
| } |
| } |
| |
| script::Handle<script::Float32Array> channel0_arr = |
| script::Float32Array::New(global_environment(), src_arr[0], kNumOfFrames); |
| script::Handle<script::Float32Array> channel1_arr = |
| script::Float32Array::New(global_environment(), src_arr[1], kNumOfFrames); |
| |
| scoped_refptr<AudioContext> audio_context(new AudioContext()); |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kPlanar)); |
| audio_bus->ZeroAllFrames(); |
| scoped_refptr<AudioBuffer> buffer(new AudioBuffer(44100, audio_bus.Pass())); |
| buffer->CopyToChannel(channel0_arr, 0, kOffset, NULL); |
| buffer->CopyToChannel(channel1_arr, 1, kOffset, NULL); |
| |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames + kOffset && frame >= kOffset) { |
| EXPECT_EQ(buffer->audio_bus()->GetFloat32Sample(channel, frame), |
| (channel * kNumOfFrames + (frame - kOffset))); |
| } else { |
| EXPECT_EQ(buffer->audio_bus()->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, CopyToChannelInterleavedFloat32Test) { |
| const size_t kNumOfChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const size_t kOffset = 8; |
| |
| float src_arr[kNumOfChannels][kNumOfFrames]; |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_arr[channel][frame] = channel * kNumOfFrames + frame; |
| } |
| } |
| |
| script::Handle<script::Float32Array> channel0_arr = |
| script::Float32Array::New(global_environment(), src_arr[0], kNumOfFrames); |
| script::Handle<script::Float32Array> channel1_arr = |
| script::Float32Array::New(global_environment(), src_arr[1], kNumOfFrames); |
| |
| scoped_refptr<AudioContext> audio_context(new AudioContext()); |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kFloat32, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| scoped_refptr<AudioBuffer> buffer(new AudioBuffer(44100, audio_bus.Pass())); |
| buffer->CopyToChannel(channel0_arr, 0, kOffset, NULL); |
| buffer->CopyToChannel(channel1_arr, 1, kOffset, NULL); |
| |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames + kOffset && frame >= kOffset) { |
| EXPECT_EQ(buffer->audio_bus()->GetFloat32Sample(channel, frame), |
| (channel * kNumOfFrames + (frame - kOffset))); |
| } else { |
| EXPECT_EQ(buffer->audio_bus()->GetFloat32Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, CopyToChannelPlanarInt16Test) { |
| const size_t kNumOfChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const size_t kOffset = 8; |
| |
| float src_arr[kNumOfChannels][kNumOfFrames]; |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_arr[channel][frame] = 0.001f * (channel * kNumOfFrames + frame); |
| } |
| } |
| |
| script::Handle<script::Float32Array> channel0_arr = |
| script::Float32Array::New(global_environment(), src_arr[0], kNumOfFrames); |
| script::Handle<script::Float32Array> channel1_arr = |
| script::Float32Array::New(global_environment(), src_arr[1], kNumOfFrames); |
| |
| scoped_refptr<AudioContext> audio_context(new AudioContext()); |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kInt16, ShellAudioBus::kPlanar)); |
| audio_bus->ZeroAllFrames(); |
| scoped_refptr<AudioBuffer> buffer(new AudioBuffer(44100, audio_bus.Pass())); |
| buffer->CopyToChannel(channel0_arr, 0, kOffset, NULL); |
| buffer->CopyToChannel(channel1_arr, 1, kOffset, NULL); |
| |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames + kOffset && frame >= kOffset) { |
| int16 expected_val = ConvertSample<float, int16> |
| (0.001f * (channel * kNumOfFrames + (frame - kOffset))); |
| EXPECT_EQ(buffer->audio_bus()->GetInt16Sample(channel, frame), |
| expected_val); |
| } else { |
| EXPECT_EQ(buffer->audio_bus()->GetInt16Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AudioNodeInputOutputTest, CopyToChannelInterleavedInt16Test) { |
| const size_t kNumOfChannels = 2; |
| const size_t kNumOfFrames = 25; |
| const size_t kOffset = 8; |
| |
| float src_arr[kNumOfChannels][kNumOfFrames]; |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kNumOfFrames; ++frame) { |
| src_arr[channel][frame] = 0.001f * (channel * kNumOfFrames + frame); |
| } |
| } |
| |
| script::Handle<script::Float32Array> channel0_arr = |
| script::Float32Array::New(global_environment(), src_arr[0], kNumOfFrames); |
| script::Handle<script::Float32Array> channel1_arr = |
| script::Float32Array::New(global_environment(), src_arr[1], kNumOfFrames); |
| |
| scoped_refptr<AudioContext> audio_context(new AudioContext()); |
| scoped_ptr<ShellAudioBus> audio_bus( |
| new ShellAudioBus(kNumOfChannels, kRenderBufferSizeFrames, |
| ShellAudioBus::kInt16, ShellAudioBus::kInterleaved)); |
| audio_bus->ZeroAllFrames(); |
| scoped_refptr<AudioBuffer> buffer(new AudioBuffer(44100, audio_bus.Pass())); |
| buffer->CopyToChannel(channel0_arr, 0, kOffset, NULL); |
| buffer->CopyToChannel(channel1_arr, 1, kOffset, NULL); |
| |
| for (size_t channel = 0; channel < kNumOfChannels; ++channel) { |
| for (size_t frame = 0; frame < kRenderBufferSizeFrames; ++frame) { |
| if (frame < kNumOfFrames + kOffset && frame >= kOffset) { |
| int16 expected_val = ConvertSample<float, int16> |
| (0.001f * (channel * kNumOfFrames + (frame - kOffset))); |
| EXPECT_EQ(buffer->audio_bus()->GetInt16Sample(channel, frame), |
| expected_val); |
| } else { |
| EXPECT_EQ(buffer->audio_bus()->GetInt16Sample(channel, frame), 0); |
| } |
| } |
| } |
| } |
| |
| } // namespace audio |
| } // namespace cobalt |