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			80 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**************************************************************************/
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| /*  audio_effect_capture.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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| 
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| #ifndef AUDIO_EFFECT_CAPTURE_H
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| #define AUDIO_EFFECT_CAPTURE_H
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| 
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| #include "core/math/audio_frame.h"
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| #include "core/object/ref_counted.h"
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| #include "core/templates/ring_buffer.h"
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| #include "servers/audio/audio_effect.h"
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| 
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| class AudioEffectCapture;
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| 
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| class AudioEffectCaptureInstance : public AudioEffectInstance {
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| 	GDCLASS(AudioEffectCaptureInstance, AudioEffectInstance);
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| 	friend class AudioEffectCapture;
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| 	Ref<AudioEffectCapture> base;
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| 
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| public:
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| 	virtual void process(const AudioFrame *p_src_frames, AudioFrame *p_dst_frames, int p_frame_count) override;
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| 	virtual bool process_silence() const override;
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| };
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| 
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| class AudioEffectCapture : public AudioEffect {
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| 	GDCLASS(AudioEffectCapture, AudioEffect)
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| 	friend class AudioEffectCaptureInstance;
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| 
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| 	RingBuffer<AudioFrame> buffer;
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| 	SafeNumeric<uint64_t> discarded_frames;
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| 	SafeNumeric<uint64_t> pushed_frames;
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| 	float buffer_length_seconds = 0.1f;
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| 	bool buffer_initialized = false;
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| 
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| protected:
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| 	static void _bind_methods();
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| 
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| public:
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| 	virtual Ref<AudioEffectInstance> instantiate() override;
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| 
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| 	void set_buffer_length(float p_buffer_length_seconds);
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| 	float get_buffer_length();
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| 
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| 	bool can_get_buffer(int p_frames) const;
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| 	PackedVector2Array get_buffer(int p_len);
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| 	void clear_buffer();
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| 
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| 	int get_frames_available() const;
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| 	int64_t get_discarded_frames() const;
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| 	int get_buffer_length_frames() const;
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| 	int64_t get_pushed_frames() const;
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| };
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| 
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| #endif // AUDIO_EFFECT_CAPTURE_H
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