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/**************************************************************************/
/* audio_driver_coreaudio.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef AUDIO_DRIVER_COREAUDIO_H
#define AUDIO_DRIVER_COREAUDIO_H
#ifdef COREAUDIO_ENABLED
#include "servers/audio_server.h"
#import <AudioUnit/AudioUnit.h>
#ifdef MACOS_ENABLED
#import <CoreAudio/AudioHardware.h>
#else
#import <AVFoundation/AVFoundation.h>
#endif
class AudioDriverCoreAudio : public AudioDriver {
AudioComponentInstance audio_unit = nullptr;
AudioComponentInstance input_unit = nullptr;
bool active = false;
Mutex mutex;
String output_device_name = "Default";
String input_device_name = "Default";
int mix_rate = 0;
int capture_mix_rate = 0;
unsigned int channels = 2;
unsigned int capture_channels = 2;
unsigned int buffer_frames = 0;
unsigned int capture_buffer_frames = 0;
Vector<int32_t> samples_in;
Vector<int16_t> input_buf;
#ifdef MACOS_ENABLED
PackedStringArray _get_device_list(bool capture = false);
void _set_device(const String &output_device, bool capture = false);
static OSStatus input_device_address_cb(AudioObjectID inObjectID,
UInt32 inNumberAddresses, const AudioObjectPropertyAddress *inAddresses,
void *inClientData);
static OSStatus output_device_address_cb(AudioObjectID inObjectID,
UInt32 inNumberAddresses, const AudioObjectPropertyAddress *inAddresses,
void *inClientData);
#endif
static OSStatus output_callback(void *inRefCon,
AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp,
UInt32 inBusNumber, UInt32 inNumberFrames,
AudioBufferList *ioData);
static OSStatus input_callback(void *inRefCon,
AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp,
UInt32 inBusNumber, UInt32 inNumberFrames,
AudioBufferList *ioData);
Error init_input_device();
void finish_input_device();
public:
virtual const char *get_name() const override {
return "CoreAudio";
}
virtual Error init() override;
virtual void start() override;
virtual int get_mix_rate() const override;
virtual int get_input_mix_rate() const override;
virtual SpeakerMode get_speaker_mode() const override;
virtual void lock() override;
virtual void unlock() override;
virtual void finish() override;
#ifdef MACOS_ENABLED
virtual PackedStringArray get_output_device_list() override;
virtual String get_output_device() override;
virtual void set_output_device(const String &p_name) override;
virtual PackedStringArray get_input_device_list() override;
virtual String get_input_device() override;
virtual void set_input_device(const String &p_name) override;
#endif
virtual Error input_start() override;
virtual Error input_stop() override;
bool try_lock();
void stop();
AudioDriverCoreAudio();
~AudioDriverCoreAudio() {}
};
#endif // COREAUDIO_ENABLED
#endif // AUDIO_DRIVER_COREAUDIO_H
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