This should fix some of the audio stuttering issues when the HTML5 export is compiled with threads support. The API should be ported to AudioWorklet to (hopefully) be perfect. That though, cannot be backported to 3.2 due to extra restriction of AudioWorklet (which only runs in SecureContext, and needs a polyfill for Safari).
84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
/*************************************************************************/
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/* audio_driver_javascript.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) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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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_JAVASCRIPT_H
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#define AUDIO_DRIVER_JAVASCRIPT_H
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#include "core/os/mutex.h"
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#include "core/os/thread.h"
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#include "servers/audio_server.h"
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class AudioDriverJavaScript : public AudioDriver {
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private:
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float *internal_buffer;
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int buffer_length;
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int mix_rate;
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int channel_count;
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public:
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#ifndef NO_THREADS
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Mutex *mutex;
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Thread *thread;
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bool quit;
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bool needs_process;
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static void _audio_thread_func(void *p_data);
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#endif
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void _js_driver_process();
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static bool is_available();
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void process_capture(float sample);
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static AudioDriverJavaScript *singleton;
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virtual const char *get_name() const;
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virtual Error init();
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virtual void start();
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void resume();
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virtual float get_latency();
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virtual int get_mix_rate() const;
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virtual SpeakerMode get_speaker_mode() const;
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virtual void lock();
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virtual void unlock();
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virtual void finish();
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void finish_async();
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virtual Error capture_start();
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virtual Error capture_stop();
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AudioDriverJavaScript();
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};
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#endif
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