19 size_t GetBufferSize(size_t fft_size, Pffft::FftType fft_type) {  in GetBufferSize()
20   return fft_size * (fft_type == Pffft::FftType::kReal ? 1 : 2);  in GetBufferSize()
29 Pffft::FloatBuffer::FloatBuffer(size_t fft_size, FftType fft_type)  in FloatBuffer()
33 Pffft::FloatBuffer::~FloatBuffer() {  in ~FloatBuffer()
37 rtc::ArrayView<const float> Pffft::FloatBuffer::GetConstView() const {  in GetConstView()
41 rtc::ArrayView<float> Pffft::FloatBuffer::GetView() {  in GetView()
45 Pffft::Pffft(size_t fft_size, FftType fft_type)  in Pffft()  function in webrtc::Pffft
50           fft_type == Pffft::FftType::kReal ? PFFFT_REAL : PFFFT_COMPLEX)),  in Pffft()
57 Pffft::~Pffft() {  in ~Pffft()
62 bool Pffft::IsValidFftSize(size_t fft_size, FftType fft_type) {  in IsValidFftSize()
78   int a_min = (fft_type == Pffft::FftType::kReal) ? 5 : 4;  in IsValidFftSize()
82 bool Pffft::IsSimdEnabled() {  in IsSimdEnabled()
86 std::unique_ptr<Pffft::FloatBuffer> Pffft::CreateBuffer() const {  in CreateBuffer()
89   std::unique_ptr<Pffft::FloatBuffer> buffer(  in CreateBuffer()
90       new Pffft::FloatBuffer(fft_size_, fft_type_));  in CreateBuffer()
94 void Pffft::ForwardTransform(const FloatBuffer& in,  in ForwardTransform()
109 void Pffft::BackwardTransform(const FloatBuffer& in,  in BackwardTransform()
124 void Pffft::FrequencyDomainConvolve(const FloatBuffer& fft_x,  in FrequencyDomainConvolve()