Files
lmms/plugins/VstEffect/VstEffect.h
Dalton Messmer 18252088ba Refactor Effect processing (#7484)
* Move common effect processing code to wrapper method

- Introduce `processImpl` and `sleepImpl` methods, and adapt each effect
plugin to use them
- Use double for RMS out sum in Compressor and LOMM
- Run `checkGate` for GranularPitchShifterEffect
- Minor changes to LadspaEffect
- Remove dynamic allocations and VLAs from VstEffect's process method
- Some minor style/formatting fixes

* Fix VstEffect regression

* GranularPitchShifterEffect should not call `checkGate`

* Apply suggestions from code review

Co-authored-by: saker <sakertooth@gmail.com>

* Follow naming convention for local variables

* Add `MAXIMUM_BUFFER_SIZE` and use it in VstEffect

* Revert "GranularPitchShifterEffect should not call `checkGate`"

This reverts commit 67526f0ffe.

* VstEffect: Simplify setting "Don't Run" state

* Rename `sleepImpl` to `processBypassedImpl`

* Use `MAXIMUM_BUFFER_SIZE` in SetupDialog

* Pass `outSum` as out parameter; Fix LadspaEffect mutex

* Move outSum calculations to wrapper method

* Fix Linux build

* Oops

* Apply suggestions from code review

Co-authored-by: Johannes Lorenz <1042576+JohannesLorenz@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: saker <sakertooth@gmail.com>

---------

Co-authored-by: saker <sakertooth@gmail.com>
Co-authored-by: Johannes Lorenz <1042576+JohannesLorenz@users.noreply.github.com>
2024-09-20 20:00:36 -04:00

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C++

/*
* VstEffect.h - class for handling VST effect plugins
*
* Copyright (c) 2006-2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of LMMS - https://lmms.io
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef _VST_EFFECT_H
#define _VST_EFFECT_H
#include <QMutex>
#include <QSharedPointer>
#include "Effect.h"
#include "VstEffectControls.h"
namespace lmms
{
class VstPlugin;
class VstEffect : public Effect
{
public:
VstEffect( Model * _parent,
const Descriptor::SubPluginFeatures::Key * _key );
~VstEffect() override = default;
ProcessStatus processImpl(SampleFrame* buf, const fpp_t frames) override;
EffectControls * controls() override
{
return &m_vstControls;
}
private:
//! Returns true if plugin was loaded (m_plugin != nullptr)
bool openPlugin(const QString& plugin);
void closePlugin();
QSharedPointer<VstPlugin> m_plugin;
QMutex m_pluginMutex;
EffectKey m_key;
VstEffectControls m_vstControls;
friend class VstEffectControls;
friend class gui::VstEffectControlDialog;
friend class gui::ManageVSTEffectView;
} ;
} // namespace lmms
#endif