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Diffstat (limited to 'servers/audio/effects/audio_effect_capture.h')
| -rw-r--r-- | servers/audio/effects/audio_effect_capture.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/servers/audio/effects/audio_effect_capture.h b/servers/audio/effects/audio_effect_capture.h new file mode 100644 index 0000000000..81d4ed6b0f --- /dev/null +++ b/servers/audio/effects/audio_effect_capture.h @@ -0,0 +1,82 @@ +/*************************************************************************/ +/* audio_effect_capture.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ +/* */ +/* 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_EFFECT_CAPTURE_H +#define AUDIO_EFFECT_CAPTURE_H + +#include "core/config/engine.h" +#include "core/math/audio_frame.h" +#include "core/object/reference.h" +#include "core/templates/vector.h" +#include "servers/audio/audio_effect.h" +#include "servers/audio_server.h" + +class AudioEffectCapture; + +class AudioEffectCaptureInstance : public AudioEffectInstance { + GDCLASS(AudioEffectCaptureInstance, AudioEffectInstance); + friend class AudioEffectCapture; + Ref<AudioEffectCapture> base; + +public: + virtual void process(const AudioFrame *p_src_frames, AudioFrame *p_dst_frames, int p_frame_count) override; + virtual bool process_silence() const override; +}; + +class AudioEffectCapture : public AudioEffect { + GDCLASS(AudioEffectCapture, AudioEffect) + friend class AudioEffectCaptureInstance; + + RingBuffer<AudioFrame> buffer; + SafeNumeric<uint64_t> discarded_frames; + SafeNumeric<uint64_t> pushed_frames; + float buffer_length_seconds = 0.1f; + bool buffer_initialized = false; + +protected: + static void _bind_methods(); + +public: + virtual Ref<AudioEffectInstance> instance() override; + + void set_buffer_length(float p_buffer_length_seconds); + float get_buffer_length(); + + bool can_get_buffer(int p_frames) const; + PackedVector2Array get_buffer(int p_len); + void clear_buffer(); + + int get_frames_available() const; + int64_t get_discarded_frames() const; + int get_buffer_length_frames() const; + int64_t get_pushed_frames() const; +}; + +#endif // AUDIO_EFFECT_CAPTURE_H |