transforms.h

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/*******************************************************************************
  Copyright(c) 2017 Ilia Platone, Jasem Mutlaq. All rights reserved.
 
 DSP Transforms plugin
 
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Library General Public
 License version 2 as published by the Free Software Foundation.
 
 This library 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
 Library General Public License for more details.
 
 You should have received a copy of the GNU Library General Public License
 along with this library; see the file COPYING.LIB.  If not, write to
 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 Boston, MA 02110-1301, USA.
*******************************************************************************/
 
#pragma once
 
#include "dspinterface.h"
#include "dsp.h"
 
#include <string>
 
namespace DSP
{
class FourierTransform : public Interface
{
    public:
        FourierTransform(INDI::DefaultDevice *dev);
        virtual bool processBLOB(uint8_t *out, uint32_t dims, int *sizes, int bits_per_sample) override;
 
    protected:
        ~FourierTransform();
};
 
class InverseFourierTransform : public Interface
{
    public:
        InverseFourierTransform(INDI::DefaultDevice *dev);
        bool ISNewBLOB(const char *dev, const char *name, int sizes[], int blobsizes[], char *blobs[], char *formats[],
                       char *names[], int n) override;
        virtual bool processBLOB(uint8_t *out, uint32_t dims, int *sizes, int bits_per_sample) override;
 
    protected:
        ~InverseFourierTransform();
        void Activated() override;
        void Deactivated() override;
 
    private:
        IBLOBVectorProperty DownloadBP;
        IBLOB DownloadB;
 
        dsp_stream_p phase;
        bool phase_loaded { false };
};
 
class Spectrum : public Interface
{
    public:
        Spectrum(INDI::DefaultDevice *dev);
        virtual bool processBLOB(uint8_t *out, uint32_t dims, int *sizes, int bits_per_sample) override;
 
    protected:
        ~Spectrum();
};
 
class Histogram : public Interface
{
    public:
        Histogram(INDI::DefaultDevice *dev);
        virtual bool processBLOB(uint8_t *out, uint32_t dims, int *sizes, int bits_per_sample) override;
 
    protected:
        ~Histogram();
};
}