fft_frame.cc | Explore in Territory

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "third_party/blink/renderer/platform/audio/fft_frame.h"

#include <complex>
#include <memory>
#include "third_party/blink/renderer/platform/audio/vector_math.h"
#include "third_party/blink/renderer/platform/wtf/math_extras.h"
#include "third_party/fdlibm/ieee754.h"

#ifndef NDEBUG
#include <stdio.h>
#endif

namespace blink {

void FFTFrame::DoPaddedFFT(const float* data, unsigned data_size) { … }

std::unique_ptr<FFTFrame> FFTFrame::CreateInterpolatedFrame(
    const FFTFrame& frame1,
    const FFTFrame& frame2,
    double x) { … }

void FFTFrame::ScaleFFT(float factor) { … }

void FFTFrame::InterpolateFrequencyComponents(const FFTFrame& frame1,
                                              const FFTFrame& frame2,
                                              double interp) { … }

double FFTFrame::ExtractAverageGroupDelay() { … }

void FFTFrame::AddConstantGroupDelay(double sample_frame_delay) { … }

void FFTFrame::Multiply(const FFTFrame& frame) { … }

}  // namespace blink
chromium/third_party/blink/renderer/platform/audio/fft_frame.cc
