wave_shaper_dsp_kernel.cc | Explore in Territory

/*
 * Copyright (C) 2011, Google Inc. All rights reserved.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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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/modules/webaudio/wave_shaper_dsp_kernel.h"

#include <algorithm>
#include <memory>

#include "build/build_config.h"
#include "third_party/blink/renderer/platform/audio/audio_utilities.h"
#include "third_party/blink/renderer/platform/audio/vector_math.h"
#include "third_party/blink/renderer/platform/wtf/math_extras.h"
#include "third_party/blink/renderer/platform/wtf/threading.h"

#if defined(ARCH_CPU_X86_FAMILY)
#include <xmmintrin.h>
#elif defined(CPU_ARM_NEON)
#include <arm_neon.h>
#endif

namespace blink {

WaveShaperDSPKernel::WaveShaperDSPKernel(WaveShaperProcessor* processor)
    : … { … }

void WaveShaperDSPKernel::LazyInitializeOversampling() { … }

void WaveShaperDSPKernel::Process(const float* source,
                                  float* destination,
                                  uint32_t frames_to_process) { … }

double WaveShaperDSPKernel::WaveShaperCurveValue(float input,
                                                 const float* curve_data,
                                                 int curve_length) const { … }

void WaveShaperDSPKernel::WaveShaperCurveValues(float* destination,
                                                const float* source,
                                                uint32_t frames_to_process,
                                                const float* curve_data,
                                                int curve_length) const { … }

void WaveShaperDSPKernel::ProcessCurve(const float* source,
                                       float* destination,
                                       uint32_t frames_to_process) { … }

void WaveShaperDSPKernel::ProcessCurve2x(const float* source,
                                         float* destination,
                                         uint32_t frames_to_process) { … }

void WaveShaperDSPKernel::ProcessCurve4x(const float* source,
                                         float* destination,
                                         uint32_t frames_to_process) { … }

void WaveShaperDSPKernel::Reset() { … }

bool WaveShaperDSPKernel::RequiresTailProcessing() const { … }

double WaveShaperDSPKernel::TailTime() const { … }

double WaveShaperDSPKernel::LatencyTime() const { … }

}  // namespace blink
chromium/third_party/blink/renderer/modules/webaudio/wave_shaper_dsp_kernel.cc
