godot/drivers/coreaudio/audio_driver_coreaudio.h

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/*************************************************************************/
/* audio_driver_coreaudio.h */
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/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
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/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
/* 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. */
/*************************************************************************/
#ifdef COREAUDIO_ENABLED
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#ifndef AUDIO_DRIVER_COREAUDIO_H
#define AUDIO_DRIVER_COREAUDIO_H
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#include "servers/audio_server.h"
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#include <AudioUnit/AudioUnit.h>
#ifdef OSX_ENABLED
#include <CoreAudio/AudioHardware.h>
#endif
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class AudioDriverCoreAudio : public AudioDriver {
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AudioComponentInstance audio_unit;
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bool active;
Mutex *mutex;
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String device_name;
String capture_device_name;
int mix_rate;
unsigned int channels;
unsigned int capture_channels;
unsigned int buffer_frames;
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Vector<int32_t> samples_in;
Vector<int16_t> input_buf;
#ifdef OSX_ENABLED
Array _get_device_list(bool capture = false);
void _set_device(const String &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
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static OSStatus output_callback(void *inRefCon,
AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp,
UInt32 inBusNumber, UInt32 inNumberFrames,
AudioBufferList *ioData);
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static OSStatus input_callback(void *inRefCon,
AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp,
UInt32 inBusNumber, UInt32 inNumberFrames,
AudioBufferList *ioData);
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public:
const char *get_name() const {
return "CoreAudio";
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};
virtual Error init();
virtual void start();
virtual int get_mix_rate() const;
virtual SpeakerMode get_speaker_mode() const;
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virtual void lock();
virtual void unlock();
virtual void finish();
virtual Error capture_start();
virtual Error capture_stop();
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bool try_lock();
void stop();
#ifdef OSX_ENABLED
virtual Array get_device_list();
virtual String get_device();
virtual void set_device(String device);
virtual Array capture_get_device_list();
virtual void capture_set_device(const String &p_name);
virtual String capture_get_device();
#endif
AudioDriverCoreAudio();
~AudioDriverCoreAudio();
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};
#endif
#endif