chromium/third_party/blink/renderer/modules/webaudio/audio_param_handler.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#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/audio_param_handler.h"

#include "build/build_config.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/inspector/console_message.h"
#include "third_party/blink/renderer/modules/webaudio/audio_graph_tracer.h"
#include "third_party/blink/renderer/modules/webaudio/audio_node.h"
#include "third_party/blink/renderer/modules/webaudio/audio_node_output.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/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/wtf/math_extras.h"

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

namespace blink {

namespace {

// Replace NaN values in `values` with `default_value`.
void HandleNaNValues(float* values,
                     unsigned number_of_values,
                     float default_value) { … }

}  // namespace

AudioParamHandler::AudioParamHandler(BaseAudioContext& context,
                                     AudioParamType param_type,
                                     double default_value,
                                     AutomationRate rate,
                                     AutomationRateMode rate_mode,
                                     float min_value,
                                     float max_value)
    : … { … }

AudioDestinationHandler& AudioParamHandler::DestinationHandler() const { … }

void AudioParamHandler::SetParamType(AudioParamType param_type) { … }

void AudioParamHandler::SetCustomParamName(const String name) { … }

String AudioParamHandler::GetParamName() const { … }

float AudioParamHandler::Value() { … }

void AudioParamHandler::SetIntrinsicValue(float new_value) { … }

void AudioParamHandler::SetValue(float value) { … }

float AudioParamHandler::FinalValue() { … }

void AudioParamHandler::CalculateSampleAccurateValues(
    float* values,
    unsigned number_of_values) { … }

void AudioParamHandler::CalculateFinalValues(float* values,
                                             unsigned number_of_values,
                                             bool sample_accurate) { … }

void AudioParamHandler::CalculateTimelineValues(float* values,
                                                unsigned number_of_values) { … }

}  // namespace blink