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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef RLBOXSOUNDTOUCH_H_
#define RLBOXSOUNDTOUCH_H_
#include "RLBoxSoundTouchTypes.h"
// Load general firefox configuration of RLBox
#include "mozilla/rlbox/rlbox_config.h"
#undef RLBOX_WASM2C_MODULE_NAME
#define RLBOX_WASM2C_MODULE_NAME rlboxsoundtouch
#ifdef MOZ_WASM_SANDBOXING_SOUNDTOUCH
// Include the generated header file so that we are able to resolve the symbols
// in the wasm binary
# include "rlboxsoundtouch.wasm.h"
# define RLBOX_USE_STATIC_CALLS() rlbox_wasm2c_sandbox_lookup_symbol
# include "mozilla/rlbox/rlbox_wasm2c_sandbox.hpp"
#else
// Extra configuration for no-op sandbox
# define RLBOX_USE_STATIC_CALLS() rlbox_noop_sandbox_lookup_symbol
# include "mozilla/rlbox/rlbox_noop_sandbox.hpp"
#endif
#include "mozilla/rlbox/rlbox.hpp"
#include "AudioStream.h"
// Use abort() instead of exception in SoundTouch.
#define ST_NO_EXCEPTION_HANDLING 1
#include "soundtouch/SoundTouchFactory.h"
#if defined(WIN32)
#if defined(BUILDING_SOUNDTOUCH)
#define RLBOX_SOUNDTOUCH_API __declspec(dllexport)
#else
#define RLBOX_SOUNDTOUCH_API __declspec(dllimport)
#endif
#else
#define RLBOX_SOUNDTOUCH_API __attribute__((visibility("default")))
#endif
namespace mozilla {
class RLBoxSoundTouch {
public:
RLBOX_SOUNDTOUCH_API
RLBoxSoundTouch();
RLBOX_SOUNDTOUCH_API
~RLBoxSoundTouch();
RLBOX_SOUNDTOUCH_API
void setSampleRate(uint aRate);
RLBOX_SOUNDTOUCH_API
void setChannels(uint aChannels);
RLBOX_SOUNDTOUCH_API
void setPitch(double aPitch);
RLBOX_SOUNDTOUCH_API
void setSetting(int aSettingId, int aValue);
RLBOX_SOUNDTOUCH_API
void setTempo(double aTempo);
RLBOX_SOUNDTOUCH_API
uint numChannels();
RLBOX_SOUNDTOUCH_API
tainted_soundtouch<uint> numSamples();
RLBOX_SOUNDTOUCH_API
tainted_soundtouch<uint> numUnprocessedSamples();
RLBOX_SOUNDTOUCH_API
void setRate(double aRate);
RLBOX_SOUNDTOUCH_API
void putSamples(const mozilla::AudioDataValue* aSamples, uint aNumSamples);
RLBOX_SOUNDTOUCH_API
uint receiveSamples(mozilla::AudioDataValue* aOutput, uint aMaxSamples);
RLBOX_SOUNDTOUCH_API
void flush();
private:
uint mChannels{0};
rlbox_sandbox_soundtouch mSandbox;
tainted_soundtouch<mozilla::AudioDataValue*> mSampleBuffer{nullptr};
uint mSampleBufferSize{1};
tainted_soundtouch<soundtouch::SoundTouch*> mTimeStretcher{nullptr};
RLBOX_SOUNDTOUCH_API
void resizeSampleBuffer(uint aNewSize);
};
} // namespace mozilla
#endif
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