summaryrefslogtreecommitdiff
path: root/servers/audio/audio_driver_dummy.h
blob: 8c858a2483c36ed2ae05c8ce6e770a53d08034c4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
/**************************************************************************/
/*  audio_driver_dummy.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_DUMMY_H
#define AUDIO_DRIVER_DUMMY_H

#include "servers/audio_server.h"

#include "core/os/mutex.h"
#include "core/os/thread.h"
#include "core/templates/safe_refcount.h"

class AudioDriverDummy : public AudioDriver {
	Thread thread;
	Mutex mutex;

	int32_t *samples_in = nullptr;

	static void thread_func(void *p_udata);

	uint32_t buffer_frames = 4096;
	int32_t mix_rate = -1;
	SpeakerMode speaker_mode = SPEAKER_MODE_STEREO;

	int channels;

	SafeFlag active;
	SafeFlag exit_thread;

	bool use_threads = true;

	static AudioDriverDummy *singleton;

public:
	const char *get_name() const {
		return "Dummy";
	};

	virtual Error init();
	virtual void start();
	virtual int get_mix_rate() const;
	virtual SpeakerMode get_speaker_mode() const;
	virtual void lock();
	virtual void unlock();
	virtual void finish();

	void set_use_threads(bool p_use_threads);
	void set_speaker_mode(SpeakerMode p_mode);
	void set_mix_rate(int p_rate);

	uint32_t get_channels() const;

	void mix_audio(int p_frames, int32_t *p_buffer);

	static AudioDriverDummy *get_dummy_singleton() { return singleton; }

	AudioDriverDummy();
	~AudioDriverDummy() {}
};

#endif // AUDIO_DRIVER_DUMMY_H