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/*
* Copyright (C) 2021 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2021 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-plugins-crossover
* Created on: 3 авг. 2021 г.
*
* lsp-plugins-crossover is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-plugins-crossover 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-plugins-crossover. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef PRIVATE_PLUGINS_CROSSOVER_H_
#define PRIVATE_PLUGINS_CROSSOVER_H_
#include <lsp-plug.in/plug-fw/plug.h>
#include <lsp-plug.in/plug-fw/core/IDBuffer.h>
#include <lsp-plug.in/dsp-units/ctl/Bypass.h>
#include <lsp-plug.in/dsp-units/util/Analyzer.h>
#include <lsp-plug.in/dsp-units/util/Crossover.h>
#include <lsp-plug.in/dsp-units/util/Delay.h>
#include <private/meta/crossover.h>
namespace lsp
{
namespace plugins
{
/**
* Crossover Plugin Series
*/
class crossover: public plug::Module
{
public:
enum c_mode_t
{
XOVER_MONO,
XOVER_STEREO,
XOVER_LR,
XOVER_MS
};
protected:
typedef struct xover_band_t
{
dspu::Delay sDelay; // Band delay
float *vOut; // Output channel pointer
float *vResult; // Result buffer
float *vTr; // Transfer function
float *vFc; // Frequency chart
bool bSolo; // Soloing
bool bMute; // Muting
float fGain; // Gain
float fOutLevel; // Output signal level
bool bSyncCurve; // Sync frequency response
float fHue; // Hue color
plug::IPort *pSolo; // Soloing
plug::IPort *pMute; // Muting
plug::IPort *pPhase; // Phase reversal
plug::IPort *pGain; // Gain
plug::IPort *pDelay; // Delay
plug::IPort *pOutLevel; // Output level of the band
plug::IPort *pFreqEnd; // Frequency range end
plug::IPort *pOut; // Output port
plug::IPort *pAmpGraph; // Amplitude graph
plug::IPort *pHue; // Hue color
} xover_band_t;
typedef struct xover_split_t
{
plug::IPort *pSlope; // Slope
plug::IPort *pFreq; // Split frequency
} xover_split_t;
typedef struct channel_t
{
dspu::Bypass sBypass; // Bypass
dspu::Crossover sXOver; // Crossover module
xover_split_t vSplit[meta::crossover_metadata::BANDS_MAX-1]; // Split bands
xover_band_t vBands[meta::crossover_metadata::BANDS_MAX]; // Crossover bands
float *vIn; // Input buffer
float *vOut; // Output buffer
float *vInAnalyze; // Input analysis
float *vOutAnalyze; // Output analysis
float *vBuffer; // Common data processing buffer
float *vResult; // Result buffer
float *vTr; // Transfer function
float *vFc; // Frequency chart
size_t nAnInChannel; // Analyzer channel used for input signal analysis
size_t nAnOutChannel; // Analyzer channel used for output signal analysis
bool bSyncCurve; // Sync frequency response curve
float fInLevel; // Input level meter
float fOutLevel; // Output level meter
plug::IPort *pIn; // Input
plug::IPort *pOut; // Output
plug::IPort *pFftIn; // Pre-processing FFT analysis data
plug::IPort *pFftInSw; // Pre-processing FFT analysis control port
plug::IPort *pFftOut; // Post-processing FFT analysis data
plug::IPort *pFftOutSw; // Post-processing FFT analysis controlport
plug::IPort *pAmpGraph; // Crossover amplitude graph
plug::IPort *pInLvl; // Input level meter
plug::IPort *pOutLvl; // Output level meter
} channel_t;
protected:
dspu::Analyzer sAnalyzer; // Analyzer
size_t nMode; // Crossover mode
channel_t *vChannels; // Crossover channels
float *vAnalyze[4]; // Data analysis buffer
float fInGain; // Input gain
float fOutGain; // Output gain
float fZoom; // Zoom
bool bMSOut; // Mid/Side output
uint8_t *pData; // Aligned data pointer
float *vFreqs; // Analyzer FFT frequencies
float *vCurve; // Curve
uint32_t *vIndexes; // Analyzer FFT indexes
core::IDBuffer *pIDisplay; // Inline display buffer
plug::IPort *pBypass; // Bypass port
plug::IPort *pInGain; // Input gain port
plug::IPort *pOutGain; // Output gain port
plug::IPort *pReactivity; // Reactivity
plug::IPort *pShiftGain; // Shift gain port
plug::IPort *pZoom; // Zoom port
plug::IPort *pMSOut; // Mid/Side output
protected:
static void process_band(void *object, void *subject, size_t band, const float *data, size_t sample, size_t count);
static inline dspu::crossover_mode_t crossover_mode(size_t slope);
static inline size_t crossover_slope(size_t slope);
public:
explicit crossover(const meta::plugin_t *metadata, size_t mode);
virtual ~crossover();
virtual void init(plug::IWrapper *wrapper, plug::IPort **ports);
virtual void destroy();
public:
virtual void update_settings();
virtual void update_sample_rate(long sr);
virtual void ui_activated();
virtual void process(size_t samples);
virtual bool inline_display(plug::ICanvas *cv, size_t width, size_t height);
virtual void dump(dspu::IStateDumper *v) const;
};
} // namespace plugins
} // namespace lsp
#endif /* PRIVATE_PLUGINS_CROSSOVER_H_ */
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