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133 lines
4.9 KiB
C++
133 lines
4.9 KiB
C++
/**************************************************************************/
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/* audio_driver_pulseaudio.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef AUDIO_DRIVER_PULSEAUDIO_H
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#define AUDIO_DRIVER_PULSEAUDIO_H
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#ifdef PULSEAUDIO_ENABLED
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#include "core/os/mutex.h"
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#include "core/os/thread.h"
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#include "core/templates/safe_refcount.h"
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#include "servers/audio_server.h"
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#ifdef SOWRAP_ENABLED
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#include "pulse-so_wrap.h"
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#else
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#include <pulse/pulseaudio.h>
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#endif
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class AudioDriverPulseAudio : public AudioDriver {
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Thread thread;
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Mutex mutex;
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pa_mainloop *pa_ml = nullptr;
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pa_context *pa_ctx = nullptr;
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pa_stream *pa_str = nullptr;
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pa_stream *pa_rec_str = nullptr;
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pa_channel_map pa_map = {};
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pa_channel_map pa_rec_map = {};
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String output_device_name = "Default";
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String new_output_device = "Default";
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String default_output_device;
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String input_device_name;
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String new_input_device;
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String default_input_device;
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Vector<int32_t> samples_in;
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Vector<int16_t> samples_out;
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unsigned int mix_rate = 0;
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unsigned int buffer_frames = 0;
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unsigned int pa_buffer_size = 0;
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int channels = 0;
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int pa_ready = 0;
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int pa_status = 0;
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PackedStringArray pa_devices;
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PackedStringArray pa_rec_devices;
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SafeFlag active;
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SafeFlag exit_thread;
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float latency = 0;
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static void pa_state_cb(pa_context *c, void *userdata);
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static void pa_sink_info_cb(pa_context *c, const pa_sink_info *l, int eol, void *userdata);
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static void pa_source_info_cb(pa_context *c, const pa_source_info *l, int eol, void *userdata);
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static void pa_server_info_cb(pa_context *c, const pa_server_info *i, void *userdata);
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static void pa_sinklist_cb(pa_context *c, const pa_sink_info *l, int eol, void *userdata);
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static void pa_sourcelist_cb(pa_context *c, const pa_source_info *l, int eol, void *userdata);
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Error init_output_device();
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void finish_output_device();
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Error init_input_device();
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void finish_input_device();
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Error detect_channels(bool capture = false);
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static void thread_func(void *p_udata);
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public:
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virtual const char *get_name() const override {
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return "PulseAudio";
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}
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virtual Error init() override;
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virtual void start() override;
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virtual int get_mix_rate() const override;
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virtual SpeakerMode get_speaker_mode() const override;
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virtual float get_latency() override;
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virtual void lock() override;
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virtual void unlock() override;
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virtual void finish() override;
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virtual PackedStringArray get_output_device_list() override;
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virtual String get_output_device() override;
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virtual void set_output_device(const String &p_name) override;
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virtual Error input_start() override;
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virtual Error input_stop() override;
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virtual PackedStringArray get_input_device_list() override;
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virtual String get_input_device() override;
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virtual void set_input_device(const String &p_name) override;
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AudioDriverPulseAudio();
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~AudioDriverPulseAudio() {}
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};
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#endif // PULSEAUDIO_ENABLED
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#endif // AUDIO_DRIVER_PULSEAUDIO_H
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