Searched refs:sampleRate (Results 1 - 25 of 126) sorted by relevance

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/macosx-10.10/WebCore-7600.1.25/platform/audio/
H A DAudioUtilities.h38 // discreteTimeConstantForSampleRate() will return the discrete time-constant for the specific sampleRate.
39 double discreteTimeConstantForSampleRate(double timeConstant, double sampleRate);
42 size_t timeToSampleFrame(double time, double sampleRate);
H A DAudioUtilities.cpp52 double discreteTimeConstantForSampleRate(double timeConstant, double sampleRate) argument
54 return 1 - exp(-1 / (sampleRate * timeConstant));
57 size_t timeToSampleFrame(double time, double sampleRate) argument
59 return static_cast<size_t>(round(time * sampleRate));
H A DAudioDSPKernel.h44 , m_sampleRate(kernelProcessor->sampleRate())
48 AudioDSPKernel(float sampleRate) argument
50 , m_sampleRate(sampleRate)
60 float sampleRate() const { return m_sampleRate; } function in class:WebCore::AudioDSPKernel
61 double nyquist() const { return 0.5 * sampleRate(); }
H A DPanner.cpp40 std::unique_ptr<Panner> Panner::create(PanningModel model, float sampleRate, HRTFDatabaseLoader* databaseLoader) argument
46 panner = std::make_unique<EqualPowerPanner>(sampleRate);
50 panner = std::make_unique<HRTFPanner>(sampleRate, databaseLoader);
H A DHRTFKernel.h53 static PassRefPtr<HRTFKernel> create(AudioChannel* channel, size_t fftSize, float sampleRate) argument
55 return adoptRef(new HRTFKernel(channel, fftSize, sampleRate));
58 static PassRefPtr<HRTFKernel> create(std::unique_ptr<FFTFrame> fftFrame, float frameDelay, float sampleRate) argument
60 return adoptRef(new HRTFKernel(WTF::move(fftFrame), frameDelay, sampleRate));
71 float sampleRate() const { return m_sampleRate; } function in class:WebCore::HRTFKernel
72 double nyquist() const { return 0.5 * sampleRate(); }
79 HRTFKernel(AudioChannel*, size_t fftSize, float sampleRate);
81 HRTFKernel(std::unique_ptr<FFTFrame> fftFrame, float frameDelay, float sampleRate) argument
84 , m_sampleRate(sampleRate)
H A DHRTFDatabaseLoader.cpp48 PassRefPtr<HRTFDatabaseLoader> HRTFDatabaseLoader::createAndLoadAsynchronouslyIfNecessary(float sampleRate) argument
54 loader = loaderMap().get(sampleRate);
56 ASSERT(sampleRate == loader->databaseSampleRate());
60 loader = adoptRef(new HRTFDatabaseLoader(sampleRate));
61 loaderMap().add(sampleRate, loader.get());
68 HRTFDatabaseLoader::HRTFDatabaseLoader(float sampleRate) argument
70 , m_databaseSampleRate(sampleRate)
H A DAudioProcessor.h44 AudioProcessor(float sampleRate, unsigned numberOfChannels) argument
47 , m_sampleRate(sampleRate)
68 float sampleRate() const { return m_sampleRate; } function in class:WebCore::AudioProcessor
H A DAudioSourceProviderClient.h32 virtual void setFormat(size_t numberOfChannels, float sampleRate) = 0;
H A DAudioDestination.h47 static std::unique_ptr<AudioDestination> create(AudioIOCallback&, const String& inputDeviceId, unsigned numberOfInputChannels, unsigned numberOfOutputChannels, float sampleRate);
56 virtual float sampleRate() const = 0;
H A DAudioFileReader.h41 // Pass in 0.0 for sampleRate to use the file's sample-rate, otherwise a sample-rate conversion to the requested
42 // sampleRate will be made (if it doesn't already match the file's sample-rate).
45 PassRefPtr<AudioBus> createBusFromInMemoryAudioFile(const void* data, size_t dataSize, bool mixToMono, float sampleRate);
47 PassRefPtr<AudioBus> createBusFromAudioFile(const char* filePath, bool mixToMono, float sampleRate);
49 // May pass in 0.0 for sampleRate in which case it will use the AudioBus's sampleRate
H A DHRTFElevation.h48 HRTFElevation(std::unique_ptr<HRTFKernelList> kernelListL, std::unique_ptr<HRTFKernelList> kernelListR, int elevation, float sampleRate) argument
52 , m_sampleRate(sampleRate)
60 static std::unique_ptr<HRTFElevation> createForSubject(const String& subjectName, int elevation, float sampleRate);
63 static std::unique_ptr<HRTFElevation> createByInterpolatingSlices(HRTFElevation* hrtfElevation1, HRTFElevation* hrtfElevation2, float x, float sampleRate);
71 float sampleRate() const { return m_sampleRate; } function in class:WebCore::HRTFElevation
93 static bool calculateKernelsForAzimuthElevation(int azimuth, int elevation, float sampleRate, const String& subjectName,
99 static bool calculateSymmetricKernelsForAzimuthElevation(int azimuth, int elevation, float sampleRate, const String& subjectName,
H A DHRTFPanner.cpp48 HRTFPanner::HRTFPanner(float sampleRate, HRTFDatabaseLoader* databaseLoader) argument
51 , m_sampleRate(sampleRate)
59 , m_convolverL1(fftSizeForSampleRate(sampleRate))
60 , m_convolverR1(fftSizeForSampleRate(sampleRate))
61 , m_convolverL2(fftSizeForSampleRate(sampleRate))
62 , m_convolverR2(fftSizeForSampleRate(sampleRate))
63 , m_delayLineL(MaxDelayTimeSeconds, sampleRate)
64 , m_delayLineR(MaxDelayTimeSeconds, sampleRate)
77 size_t HRTFPanner::fftSizeForSampleRate(float sampleRate) argument
82 ASSERT(sampleRate >
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/macosx-10.10/WebCore-7600.1.25/Modules/webaudio/
H A DDelayNode.cpp35 DelayNode::DelayNode(AudioContext* context, float sampleRate, double maxDelayTime, ExceptionCode& ec) argument
36 : AudioBasicProcessorNode(context, sampleRate)
42 m_processor = std::make_unique<DelayProcessor>(context, sampleRate, 1, maxDelayTime);
H A DDelayProcessor.cpp35 DelayProcessor::DelayProcessor(AudioContext* context, float sampleRate, unsigned numberOfChannels, double maxDelayTime) argument
36 : AudioDSPKernelProcessor(sampleRate, numberOfChannels)
H A DOfflineAudioContext.h34 static PassRefPtr<OfflineAudioContext> create(ScriptExecutionContext&, unsigned numberOfChannels, size_t numberOfFrames, float sampleRate, ExceptionCode&);
39 OfflineAudioContext(Document&, unsigned numberOfChannels, size_t numberOfFrames, float sampleRate);
H A DDelayDSPKernel.cpp44 ASSERT(processor && processor->sampleRate() > 0);
45 if (!(processor && processor->sampleRate() > 0))
53 m_buffer.allocate(bufferLengthForDelay(m_maxDelayTime, processor->sampleRate()));
56 m_smoothingRate = AudioUtilities::discreteTimeConstantForSampleRate(SmoothingTimeConstant, processor->sampleRate());
59 DelayDSPKernel::DelayDSPKernel(double maxDelayTime, float sampleRate) argument
60 : AudioDSPKernel(sampleRate)
69 size_t bufferLength = bufferLengthForDelay(maxDelayTime, sampleRate);
77 m_smoothingRate = AudioUtilities::discreteTimeConstantForSampleRate(SmoothingTimeConstant, sampleRate);
80 size_t DelayDSPKernel::bufferLengthForDelay(double maxDelayTime, double sampleRate) const
84 return 1 + AudioUtilities::timeToSampleFrame(maxDelayTime, sampleRate);
100 float sampleRate = this->sampleRate(); local
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H A DOfflineAudioContext.cpp37 PassRefPtr<OfflineAudioContext> OfflineAudioContext::create(ScriptExecutionContext& context, unsigned numberOfChannels, size_t numberOfFrames, float sampleRate, ExceptionCode& ec) argument
47 if (numberOfChannels > 10 || !isSampleRateRangeGood(sampleRate)) {
52 RefPtr<OfflineAudioContext> audioContext(adoptRef(new OfflineAudioContext(document, numberOfChannels, numberOfFrames, sampleRate)));
57 OfflineAudioContext::OfflineAudioContext(Document& document, unsigned numberOfChannels, size_t numberOfFrames, float sampleRate) argument
58 : AudioContext(document, numberOfChannels, numberOfFrames, sampleRate)
H A DPeriodicWave.h44 static PassRefPtr<PeriodicWave> createSine(float sampleRate);
45 static PassRefPtr<PeriodicWave> createSquare(float sampleRate);
46 static PassRefPtr<PeriodicWave> createSawtooth(float sampleRate);
47 static PassRefPtr<PeriodicWave> createTriangle(float sampleRate);
50 static PassRefPtr<PeriodicWave> create(float sampleRate, Float32Array* real, Float32Array* imag);
64 float sampleRate() const { return m_sampleRate; } function in class:WebCore::PeriodicWave
67 explicit PeriodicWave(float sampleRate);
H A DDelayNode.h39 static PassRefPtr<DelayNode> create(AudioContext* context, float sampleRate, double maxDelayTime, ExceptionCode& ec) argument
41 return adoptRef(new DelayNode(context, sampleRate, maxDelayTime, ec));
47 DelayNode(AudioContext*, float sampleRate, double maxDelayTime, ExceptionCode&);
H A DChannelSplitterNode.h37 static PassRefPtr<ChannelSplitterNode> create(AudioContext*, float sampleRate, unsigned numberOfOutputs);
47 ChannelSplitterNode(AudioContext*, float sampleRate, unsigned numberOfOutputs);
H A DOfflineAudioContext.idl29 Constructor(unsigned long numberOfChannels, unsigned long numberOfFrames, unrestricted float sampleRate),
H A DAsyncAudioDecoder.cpp54 void AsyncAudioDecoder::decodeAsync(ArrayBuffer* audioData, float sampleRate, PassRefPtr<AudioBufferCallback> successCallback, PassRefPtr<AudioBufferCallback> errorCallback) argument
61 auto decodingTask = DecodingTask::create(audioData, sampleRate, successCallback, errorCallback);
90 std::unique_ptr<AsyncAudioDecoder::DecodingTask> AsyncAudioDecoder::DecodingTask::create(ArrayBuffer* audioData, float sampleRate, PassRefPtr<AudioBufferCallback> successCallback, PassRefPtr<AudioBufferCallback> errorCallback) argument
92 return std::unique_ptr<DecodingTask>(new DecodingTask(audioData, sampleRate, successCallback, errorCallback));
95 AsyncAudioDecoder::DecodingTask::DecodingTask(ArrayBuffer* audioData, float sampleRate, PassRefPtr<AudioBufferCallback> successCallback, PassRefPtr<AudioBufferCallback> errorCallback) argument
97 , m_sampleRate(sampleRate)
110 m_audioBuffer = AudioBuffer::createFromAudioFileData(m_audioData->data(), m_audioData->byteLength(), false, sampleRate());
H A DAudioBuffer.cpp46 PassRefPtr<AudioBuffer> AudioBuffer::create(unsigned numberOfChannels, size_t numberOfFrames, float sampleRate) argument
48 if (sampleRate < 22050 || sampleRate > 96000 || numberOfChannels > AudioContext::maxNumberOfChannels() || !numberOfFrames)
51 return adoptRef(new AudioBuffer(numberOfChannels, numberOfFrames, sampleRate));
54 PassRefPtr<AudioBuffer> AudioBuffer::createFromAudioFileData(const void* data, size_t dataSize, bool mixToMono, float sampleRate) argument
56 RefPtr<AudioBus> bus = createBusFromInMemoryAudioFile(data, dataSize, mixToMono, sampleRate);
63 AudioBuffer::AudioBuffer(unsigned numberOfChannels, size_t numberOfFrames, float sampleRate) argument
65 , m_sampleRate(sampleRate)
79 , m_sampleRate(bus->sampleRate())
H A DAudioBuffer.h46 static PassRefPtr<AudioBuffer> create(unsigned numberOfChannels, size_t numberOfFrames, float sampleRate);
49 static PassRefPtr<AudioBuffer> createFromAudioFileData(const void* data, size_t dataSize, bool mixToMono, float sampleRate);
53 double duration() const { return length() / sampleRate(); }
54 float sampleRate() const { return m_sampleRate; } function in class:WebCore::AudioBuffer
74 AudioBuffer(unsigned numberOfChannels, size_t numberOfFrames, float sampleRate);
/macosx-10.10/WebCore-7600.1.25/platform/audio/efl/
H A DAudioBusEfl.cpp31 PassRefPtr<AudioBus> AudioBus::loadPlatformResource(const char* name, float sampleRate) argument
37 return createBusFromAudioFile(absoluteFilename.utf8().data(), false, sampleRate);

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