Files
workinf_Blender_Wasm/blender-5.2.0/extern/audaspace/include/fx/AnimateableTimeStretchPitchScale.h
2026-08-12 04:47:48 -04:00

123 lines
3.9 KiB
C++

/*******************************************************************************
* Copyright 2009-2025 Jörg Müller
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
#pragma once
/**
* @file AnimateableTimeStretchPitchScale.h
* @ingroup fx
* The AnimateableTimeStretchPitchScale class.
*/
#include "fx/Effect.h"
#include "fx/TimeStretchPitchScale.h"
#include "sequence/AnimateableProperty.h"
AUD_NAMESPACE_BEGIN
/**
* This sound allows a sound to be time-stretched and pitch scaled with animation support
* \note The reader has to be seekable.
*/
class AUD_API AnimateableTimeStretchPitchScale : public Effect
{
private:
/**
* The FPS of the animation system.
*/
float m_fps;
/**
* The animateable time-stretch property.
*/
std::shared_ptr<AnimateableProperty> m_timeStretch;
/**
* The animateable pitch-scale property.
*/
std::shared_ptr<AnimateableProperty> m_pitchScale;
/**
* Rubberband stretcher quality options.
*/
StretcherQuality m_quality;
/**
* Whether to preserve the vocal formants for the stretcher.
*/
bool m_preserveFormant;
// delete copy constructor and operator=
AnimateableTimeStretchPitchScale(const AnimateableTimeStretchPitchScale&) = delete;
AnimateableTimeStretchPitchScale& operator=(const AnimateableTimeStretchPitchScale&) = delete;
public:
/**
* Creates a new time-stretch, pitch-scaled sound that can be animated.
* \param sound The input sound.
* \param fps The fps of the animation system.
* \param timeRatio The starting factor by which to stretch or compress time.
* \param pitchScale The starting factor by which to adjust the pitch.
* \param quality The processing quality level of the stretcher.
* \param preserveFormant Whether to preserve the vocal formants for the stretcher.
*/
AnimateableTimeStretchPitchScale(std::shared_ptr<ISound> sound, float fps, float timeStretch, float pitchScale, StretcherQuality quality, bool preserveFormant);
/**
* Creates a new time-stretch, pitch-scaled sound that can be animated.
* \param sound The input sound.
* \param fps The fps of the anumation system.
* \param timeRatio The animateable time-stretch property.
* \param pitchScale The animateable pitch-scale property.
* \param quality The processing quality level of the stretcher.
* \param preserveFormant Whether to preserve the vocal formants for the stretcher.
*/
AnimateableTimeStretchPitchScale(std::shared_ptr<ISound> sound, float fps, std::shared_ptr<AnimateableProperty> timeStretch, std::shared_ptr<AnimateableProperty> pitchScale,
StretcherQuality quality, bool preserveFormant);
/**
* Returns whether formant preservation is enabled.
*/
bool getPreserveFormant() const;
/**
* Returns the quality of the stretcher.
*/
StretcherQuality getStretcherQuality() const;
/**
* Retrieves one of the animated properties of the sound.
* \param type Which animated property to retrieve.
* \return A shared pointer to the animated property
*/
std::shared_ptr<AnimateableProperty> getAnimProperty(AnimateablePropertyType type);
/**
* Retrieves the animation system's FPS.
* \return The animation system's FPS.
*/
float getFPS() const;
/**
* Sets the animation system's FPS.
* \param fps The new FPS.
*/
void setFPS(float fps);
virtual std::shared_ptr<IReader> createReader();
};
AUD_NAMESPACE_END