mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-08-21 21:46:33 -04:00
982 lines
33 KiB
C++
982 lines
33 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2017 Edouard Griffiths, F4EXB //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef PLUGINS_CHANNELTX_MODATV_ATVMOD_H_
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#define PLUGINS_CHANNELTX_MODATV_ATVMOD_H_
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#include <QObject>
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#include <QMutex>
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#include <vector>
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#include <opencv2/core/core.hpp>
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#include <opencv2/highgui/highgui.hpp>
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#include <stdint.h>
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#include "dsp/basebandsamplesource.h"
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#include "dsp/nco.h"
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#include "dsp/interpolator.h"
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#include "dsp/movingaverage.h"
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#include "dsp/fftfilt.h"
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#include "util/message.h"
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class ATVMod : public BasebandSampleSource {
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Q_OBJECT
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public:
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typedef enum
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{
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ATVStdPAL625,
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ATVStdPAL525,
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ATVStd405,
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ATVStdShortInterleaved,
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ATVStdShort,
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ATVStdHSkip,
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} ATVStd;
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typedef enum
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{
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ATVModInputUniform,
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ATVModInputHBars,
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ATVModInputVBars,
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ATVModInputChessboard,
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ATVModInputHGradient,
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ATVModInputVGradient,
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ATVModInputImage,
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ATVModInputVideo,
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ATVModInputCamera
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} ATVModInput;
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typedef enum
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{
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ATVModulationAM,
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ATVModulationFM,
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ATVModulationUSB,
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ATVModulationLSB,
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ATVModulationVestigialUSB,
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ATVModulationVestigialLSB
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} ATVModulation;
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class MsgConfigureImageFileName : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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const QString& getFileName() const { return m_fileName; }
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static MsgConfigureImageFileName* create(const QString& fileName)
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{
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return new MsgConfigureImageFileName(fileName);
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}
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private:
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QString m_fileName;
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MsgConfigureImageFileName(const QString& fileName) :
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Message(),
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m_fileName(fileName)
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{ }
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};
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class MsgConfigureVideoFileName : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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const QString& getFileName() const { return m_fileName; }
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static MsgConfigureVideoFileName* create(const QString& fileName)
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{
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return new MsgConfigureVideoFileName(fileName);
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}
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private:
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QString m_fileName;
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MsgConfigureVideoFileName(const QString& fileName) :
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Message(),
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m_fileName(fileName)
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{ }
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};
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class MsgConfigureVideoFileSourceSeek : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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int getPercentage() const { return m_seekPercentage; }
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static MsgConfigureVideoFileSourceSeek* create(int seekPercentage)
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{
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return new MsgConfigureVideoFileSourceSeek(seekPercentage);
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}
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protected:
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int m_seekPercentage; //!< percentage of seek position from the beginning 0..100
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MsgConfigureVideoFileSourceSeek(int seekPercentage) :
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Message(),
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m_seekPercentage(seekPercentage)
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{ }
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};
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class MsgConfigureVideoFileSourceStreamTiming : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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static MsgConfigureVideoFileSourceStreamTiming* create()
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{
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return new MsgConfigureVideoFileSourceStreamTiming();
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}
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private:
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MsgConfigureVideoFileSourceStreamTiming() :
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Message()
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{ }
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};
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class MsgReportVideoFileSourceStreamTiming : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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int getFrameCount() const { return m_frameCount; }
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static MsgReportVideoFileSourceStreamTiming* create(int frameCount)
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{
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return new MsgReportVideoFileSourceStreamTiming(frameCount);
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}
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protected:
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int m_frameCount;
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MsgReportVideoFileSourceStreamTiming(int frameCount) :
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Message(),
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m_frameCount(frameCount)
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{ }
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};
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class MsgReportVideoFileSourceStreamData : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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int getFrameRate() const { return m_frameRate; }
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quint32 getVideoLength() const { return m_videoLength; }
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static MsgReportVideoFileSourceStreamData* create(int frameRate,
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quint32 recordLength)
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{
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return new MsgReportVideoFileSourceStreamData(frameRate, recordLength);
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}
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protected:
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int m_frameRate;
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int m_videoLength; //!< Video length in frames
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MsgReportVideoFileSourceStreamData(int frameRate,
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int videoLength) :
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Message(),
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m_frameRate(frameRate),
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m_videoLength(videoLength)
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{ }
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};
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class MsgConfigureCameraIndex : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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int getIndex() const { return m_index; }
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static MsgConfigureCameraIndex* create(int index)
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{
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return new MsgConfigureCameraIndex(index);
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}
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private:
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int m_index;
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MsgConfigureCameraIndex(int index) :
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Message(),
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m_index(index)
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{ }
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};
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class MsgConfigureCameraData : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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int getIndex() const { return m_index; }
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float getManualFPS() const { return m_manualFPS; }
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bool getManualFPSEnable() const { return m_manualFPSEnable; }
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static MsgConfigureCameraData* create(
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int index,
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float manualFPS,
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bool manualFPSEnable)
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{
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return new MsgConfigureCameraData(index, manualFPS, manualFPSEnable);
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}
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private:
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int m_index;
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float m_manualFPS;
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bool m_manualFPSEnable;
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MsgConfigureCameraData(int index, float manualFPS, bool manualFPSEnable) :
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Message(),
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m_index(index),
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m_manualFPS(manualFPS),
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m_manualFPSEnable(manualFPSEnable)
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{ }
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};
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class MsgReportCameraData : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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int getdeviceNumber() const { return m_deviceNumber; }
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float getFPS() const { return m_fps; }
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float getFPSManual() const { return m_fpsManual; }
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bool getFPSManualEnable() const { return m_fpsManualEnable; }
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int getWidth() const { return m_width; }
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int getHeight() const { return m_height; }
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int getStatus() const { return m_status; }
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static MsgReportCameraData* create(
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int deviceNumber,
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float fps,
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float fpsManual,
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bool fpsManualEnable,
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int width,
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int height,
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int status)
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{
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return new MsgReportCameraData(
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deviceNumber,
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fps,
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fpsManual,
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fpsManualEnable,
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width,
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height,
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status);
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}
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protected:
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int m_deviceNumber;
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float m_fps;
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float m_fpsManual;
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bool m_fpsManualEnable;
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int m_width;
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int m_height;
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int m_status;
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MsgReportCameraData(
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int deviceNumber,
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float fps,
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float fpsManual,
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bool fpsManualEnable,
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int width,
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int height,
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int status) :
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Message(),
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m_deviceNumber(deviceNumber),
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m_fps(fps),
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m_fpsManual(fpsManual),
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m_fpsManualEnable(fpsManualEnable),
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m_width(width),
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m_height(height),
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m_status(status)
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{ }
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};
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class MsgConfigureOverlayText : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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const QString& getOverlayText() const { return m_overlayText; }
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static MsgConfigureOverlayText* create(const QString& overlayText)
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{
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return new MsgConfigureOverlayText(overlayText);
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}
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private:
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QString m_overlayText;
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MsgConfigureOverlayText(const QString& overlayText) :
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Message(),
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m_overlayText(overlayText)
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{ }
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};
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class MsgConfigureShowOverlayText : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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bool getShowOverlayText() const { return m_showOverlayText; }
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static MsgConfigureShowOverlayText* create(bool showOverlayText)
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{
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return new MsgConfigureShowOverlayText(showOverlayText);
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}
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private:
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bool m_showOverlayText;
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MsgConfigureShowOverlayText(bool showOverlayText) :
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Message(),
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m_showOverlayText(showOverlayText)
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{ }
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};
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class MsgReportEffectiveSampleRate : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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int getSampleRate() const { return m_sampleRate; }
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uint32_t gatNbPointsPerLine() const { return m_nbPointsPerLine; }
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static MsgReportEffectiveSampleRate* create(int sampleRate, uint32_t nbPointsPerLine)
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{
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return new MsgReportEffectiveSampleRate(sampleRate, nbPointsPerLine);
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}
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protected:
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int m_sampleRate;
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uint32_t m_nbPointsPerLine;
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MsgReportEffectiveSampleRate(
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int sampleRate,
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uint32_t nbPointsPerLine) :
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Message(),
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m_sampleRate(sampleRate),
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m_nbPointsPerLine(nbPointsPerLine)
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{ }
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};
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ATVMod();
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~ATVMod();
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void configure(MessageQueue* messageQueue,
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Real rfBandwidth,
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Real rfOppBandwidth,
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ATVStd atvStd,
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int nbLines,
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int fps,
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ATVModInput atvModInput,
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Real uniformLevel,
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ATVModulation atvModulation,
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bool videoPlayLoop,
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bool videoPlay,
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bool cameraPLay,
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bool channelMute,
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bool invertedVideo,
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float rfScaling,
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float fmExcursion,
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bool forceDecimator);
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virtual void pull(Sample& sample);
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virtual void pullAudio(int nbSamples); // this is used for video signal actually
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virtual void start();
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virtual void stop();
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virtual bool handleMessage(const Message& cmd);
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int getEffectiveSampleRate() const { return m_tvSampleRate; };
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double getMagSq() const { return m_movingAverage.average(); }
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void getCameraNumbers(std::vector<int>& numbers);
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static void getBaseValues(int outputSampleRate, int linesPerSecond, int& sampleRateUnits, uint32_t& nbPointsPerRateUnit);
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static float getRFBandwidthDivisor(ATVModulation modulation);
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signals:
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/**
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* Level changed
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* \param rmsLevel RMS level in range 0.0 - 1.0
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* \param peakLevel Peak level in range 0.0 - 1.0
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* \param numSamples Number of audio samples analyzed
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*/
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void levelChanged(qreal rmsLevel, qreal peakLevel, int numSamples);
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private:
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class MsgConfigureATVMod : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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Real getRFBandwidth() const { return m_rfBandwidth; }
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Real getRFOppBandwidth() const { return m_rfOppBandwidth; }
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ATVStd getATVStd() const { return m_atvStd; }
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ATVModInput getATVModInput() const { return m_atvModInput; }
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int getNbLines() const { return m_nbLines; }
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int getFPS() const { return m_fps; }
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Real getUniformLevel() const { return m_uniformLevel; }
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ATVModulation getModulation() const { return m_atvModulation; }
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bool getVideoPlayLoop() const { return m_videoPlayLoop; }
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bool getVideoPlay() const { return m_videoPlay; }
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bool getCameraPlay() const { return m_cameraPlay; }
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bool getChannelMute() const { return m_channelMute; }
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bool getInvertedVideo() const { return m_invertedVideo; }
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float getRFScaling() const { return m_rfScaling; }
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float getFMExcursion() const { return m_fmExcursion; }
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bool getForceDecimator() const { return m_forceDecimator; }
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static MsgConfigureATVMod* create(
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Real rfBandwidth,
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Real rfOppBandwidth,
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ATVStd atvStd,
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int nbLines,
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int fps,
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ATVModInput atvModInput,
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Real uniformLevel,
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ATVModulation atvModulation,
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bool videoPlayLoop,
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bool videoPlay,
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bool cameraPlay,
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bool channelMute,
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bool invertedVideo,
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float rfScaling,
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float fmExcursion,
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bool forceDecimator)
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{
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return new MsgConfigureATVMod(
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rfBandwidth,
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rfOppBandwidth,
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atvStd,
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nbLines,
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fps,
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atvModInput,
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uniformLevel,
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atvModulation,
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videoPlayLoop,
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videoPlay,
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cameraPlay,
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channelMute,
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invertedVideo,
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rfScaling,
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fmExcursion,
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forceDecimator);
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}
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private:
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Real m_rfBandwidth;
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Real m_rfOppBandwidth;
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ATVStd m_atvStd;
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int m_nbLines;
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int m_fps;
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ATVModInput m_atvModInput;
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Real m_uniformLevel;
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ATVModulation m_atvModulation;
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bool m_videoPlayLoop;
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bool m_videoPlay;
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bool m_cameraPlay;
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bool m_channelMute;
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bool m_invertedVideo;
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float m_rfScaling;
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float m_fmExcursion;
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bool m_forceDecimator;
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MsgConfigureATVMod(
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Real rfBandwidth,
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Real rfOppBandwidth,
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ATVStd atvStd,
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int nbLines,
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int fps,
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ATVModInput atvModInput,
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Real uniformLevel,
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ATVModulation atvModulation,
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bool videoPlayLoop,
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bool videoPlay,
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bool cameraPlay,
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bool channelMute,
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bool invertedVideo,
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float rfScaling,
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float fmExcursion,
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bool forceDecimator) :
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Message(),
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m_rfBandwidth(rfBandwidth),
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m_rfOppBandwidth(rfOppBandwidth),
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m_atvStd(atvStd),
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m_nbLines(nbLines),
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m_fps(fps),
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m_atvModInput(atvModInput),
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m_uniformLevel(uniformLevel),
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m_atvModulation(atvModulation),
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m_videoPlayLoop(videoPlayLoop),
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m_videoPlay(videoPlay),
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m_cameraPlay(cameraPlay),
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m_channelMute(channelMute),
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m_invertedVideo(invertedVideo),
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m_rfScaling(rfScaling),
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m_fmExcursion(fmExcursion),
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m_forceDecimator(forceDecimator)
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{ }
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};
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struct ATVCamera
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{
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cv::VideoCapture m_camera; //!< camera object
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cv::Mat m_videoframeOriginal; //!< camera non resized image
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cv::Mat m_videoFrame; //!< displayable camera frame
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int m_cameraNumber; //!< camera device number
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float m_videoFPS; //!< camera FPS rate
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float m_videoFPSManual; //!< camera FPS rate manually set
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bool m_videoFPSManualEnable; //!< Enable camera FPS rate manual set value
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int m_videoWidth; //!< camera frame width
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int m_videoHeight; //!< camera frame height
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float m_videoFx; //!< camera horizontal scaling factor
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float m_videoFy; //!< camera vertictal scaling factor
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float m_videoFPSq; //!< camera FPS sacaling factor
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float m_videoFPSqManual; //!< camera FPS sacaling factor manually set
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float m_videoFPSCount; //!< camera FPS fractional counter
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int m_videoPrevFPSCount; //!< camera FPS previous integer counter
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ATVCamera() :
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m_cameraNumber(-1),
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m_videoFPS(25.0f),
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m_videoFPSManual(20.0f),
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m_videoFPSManualEnable(false),
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m_videoWidth(1),
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m_videoHeight(1),
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m_videoFx(1.0f),
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m_videoFy(1.0f),
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m_videoFPSq(1.0f),
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m_videoFPSqManual(1.0f),
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m_videoFPSCount(0.0f),
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m_videoPrevFPSCount(0)
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{}
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};
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struct Config
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{
|
|
int m_outputSampleRate; //!< sample rate from channelizer
|
|
qint64 m_inputFrequencyOffset; //!< offset from baseband center frequency
|
|
Real m_rfBandwidth; //!< Bandwidth of modulated signal or direct sideband for SSB / vestigial SSB
|
|
Real m_rfOppBandwidth; //!< Bandwidth of opposite sideband for vestigial SSB
|
|
ATVStd m_atvStd; //!< Standard
|
|
int m_nbLines; //!< Number of lines per full frame
|
|
int m_fps; //!< Number of frames per second
|
|
ATVModInput m_atvModInput; //!< Input source type
|
|
Real m_uniformLevel; //!< Percentage between black and white for uniform screen display
|
|
ATVModulation m_atvModulation; //!< RF modulation type
|
|
bool m_videoPlayLoop; //!< Play video in a loop
|
|
bool m_videoPlay; //!< True to play video and false to pause
|
|
bool m_cameraPlay; //!< True to play camera video and false to pause
|
|
bool m_channelMute; //!< Mute channel baseband output
|
|
bool m_invertedVideo; //!< True if video signal is inverted before modulation
|
|
float m_rfScalingFactor; //!< Scaling factor from +/-1 to +/-2^15
|
|
float m_fmExcursion; //!< FM excursion factor relative to full bandwidth
|
|
bool m_forceDecimator; //!< Forces decimator even when channel and source sample rates are equal
|
|
|
|
Config() :
|
|
m_outputSampleRate(-1),
|
|
m_inputFrequencyOffset(0),
|
|
m_rfBandwidth(0),
|
|
m_rfOppBandwidth(0),
|
|
m_atvStd(ATVStdPAL625),
|
|
m_nbLines(625),
|
|
m_fps(25),
|
|
m_atvModInput(ATVModInputHBars),
|
|
m_uniformLevel(0.5f),
|
|
m_atvModulation(ATVModulationAM),
|
|
m_videoPlayLoop(false),
|
|
m_videoPlay(false),
|
|
m_cameraPlay(false),
|
|
m_channelMute(false),
|
|
m_invertedVideo(false),
|
|
m_rfScalingFactor(29204.0f), // -1dB
|
|
m_fmExcursion(0.5f), // half bandwidth
|
|
m_forceDecimator(false)
|
|
{ }
|
|
};
|
|
|
|
Config m_config;
|
|
Config m_running;
|
|
|
|
NCO m_carrierNco;
|
|
Complex m_modSample;
|
|
float m_modPhasor; //!< For FM modulation
|
|
Interpolator m_interpolator;
|
|
Real m_interpolatorDistance;
|
|
Real m_interpolatorDistanceRemain;
|
|
int m_tvSampleRate; //!< sample rate for generating signal
|
|
uint32_t m_pointsPerLine; //!< Number of points per full line
|
|
int m_pointsPerSync; //!< number of line points for the horizontal sync
|
|
int m_pointsPerBP; //!< number of line points for the back porch
|
|
int m_pointsPerImgLine; //!< number of line points for the image line
|
|
uint32_t m_pointsPerFP; //!< number of line points for the front porch
|
|
int m_pointsPerFSync; //!< number of line points for the field first sync
|
|
uint32_t m_pointsPerHBar; //!< number of line points for a bar of the bar chart
|
|
uint32_t m_linesPerVBar; //!< number of lines for a bar of the bar chart
|
|
uint32_t m_pointsPerTU; //!< number of line points per time unit
|
|
int m_nbLines; //!< number of lines per complete frame
|
|
int m_nbLines2; //!< same number as above (non interlaced) or half the number above (interlaced)
|
|
uint32_t m_nbImageLines; //!< number of image lines excluding synchronization lines
|
|
uint32_t m_nbImageLines2; //!< same number as above (non interlaced) or half the number above (interlaced)
|
|
int m_nbHorizPoints; //!< number of line points per horizontal line
|
|
int m_nbSyncLinesHeadE; //!< number of header sync lines on even frame
|
|
int m_nbSyncLinesHeadO; //!< number of header sync lines on odd frame
|
|
int m_nbSyncLinesBottom;//!< number of sync lines at bottom
|
|
int m_nbLongSyncLines; //!< number of whole long sync lines for vertical synchronization
|
|
int m_nbHalfLongSync; //!< number of half long sync / equalization lines
|
|
int m_nbWholeEqLines; //!< number of whole equalizing lines
|
|
bool m_singleLongSync; //!< single or double long sync per long sync line
|
|
int m_nbBlankLines; //!< number of lines in a frame (full or half) that are blanked (black) at the top of the image
|
|
float m_blankLineLvel; //!< video level of blank lines
|
|
float m_hBarIncrement; //!< video level increment at each horizontal bar increment
|
|
float m_vBarIncrement; //!< video level increment at each vertical bar increment
|
|
bool m_interleaved; //!< true if image is interlaced (2 half frames per frame)
|
|
bool m_evenImage; //!< in interlaced mode true if this is an even image
|
|
QMutex m_settingsMutex;
|
|
int m_horizontalCount; //!< current point index on line
|
|
int m_lineCount; //!< current line index in frame
|
|
float m_fps; //!< resulting frames per second
|
|
|
|
MovingAverage<double> m_movingAverage;
|
|
quint32 m_levelCalcCount;
|
|
Real m_peakLevel;
|
|
Real m_levelSum;
|
|
|
|
cv::Mat m_imageFromFile; //!< original image not resized not overlaid by text
|
|
cv::Mat m_imageOriginal; //!< original not resized image
|
|
cv::Mat m_image; //!< resized image for transmission at given rate
|
|
bool m_imageOK;
|
|
|
|
cv::VideoCapture m_video; //!< current video capture
|
|
cv::Mat m_videoframeOriginal; //!< current frame from video
|
|
cv::Mat m_videoFrame; //!< current displayable video frame
|
|
float m_videoFPS; //!< current video FPS rate
|
|
int m_videoWidth; //!< current video frame width
|
|
int m_videoHeight; //!< current video frame height
|
|
float m_videoFx; //!< current video horizontal scaling factor
|
|
float m_videoFy; //!< current video vertictal scaling factor
|
|
float m_videoFPSq; //!< current video FPS sacaling factor
|
|
float m_videoFPSCount; //!< current video FPS fractional counter
|
|
int m_videoPrevFPSCount; //!< current video FPS previous integer counter
|
|
int m_videoLength; //!< current video length in frames
|
|
bool m_videoEOF; //!< current video has reached end of file
|
|
bool m_videoOK;
|
|
|
|
std::vector<ATVCamera> m_cameras; //!< vector of available cameras
|
|
int m_cameraIndex; //!< curent camera index in list of available cameras
|
|
|
|
std::string m_overlayText;
|
|
bool m_showOverlayText;
|
|
|
|
// Used for standard SSB
|
|
fftfilt* m_SSBFilter;
|
|
Complex* m_SSBFilterBuffer;
|
|
int m_SSBFilterBufferIndex;
|
|
|
|
// Used for vestigial SSB with asymmetrical filtering (needs double sideband scheme)
|
|
fftfilt* m_DSBFilter;
|
|
Complex* m_DSBFilterBuffer;
|
|
int m_DSBFilterBufferIndex;
|
|
|
|
static const int m_ssbFftLen;
|
|
|
|
static const float m_blackLevel;
|
|
static const float m_spanLevel;
|
|
static const int m_levelNbSamples;
|
|
static const int m_nbBars; //!< number of bars in bar or chessboard patterns
|
|
static const int m_cameraFPSTestNbFrames; //!< number of frames for camera FPS test
|
|
|
|
void apply(bool force = false);
|
|
void pullFinalize(Complex& ci, Sample& sample);
|
|
void pullVideo(Real& sample);
|
|
void calculateLevel(Real& sample);
|
|
void modulateSample();
|
|
Complex& modulateSSB(Real& sample);
|
|
Complex& modulateVestigialSSB(Real& sample);
|
|
void applyStandard();
|
|
void openImage(const QString& fileName);
|
|
void openVideo(const QString& fileName);
|
|
void resizeImage();
|
|
void calculateVideoSizes();
|
|
void resizeVideo();
|
|
void seekVideoFileStream(int seekPercentage);
|
|
void scanCameras();
|
|
void releaseCameras();
|
|
void calculateCamerasSizes();
|
|
void resizeCameras();
|
|
void resizeCamera();
|
|
void mixImageAndText(cv::Mat& image);
|
|
|
|
inline void pullImageLine(Real& sample, bool noHSync = false)
|
|
{
|
|
if (m_horizontalCount < m_pointsPerSync) // sync pulse
|
|
{
|
|
sample = noHSync ? m_blackLevel : 0.0f; // ultra-black
|
|
}
|
|
else if (m_horizontalCount < m_pointsPerSync + m_pointsPerBP) // back porch
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
else if (m_horizontalCount < m_pointsPerSync + m_pointsPerBP + m_pointsPerImgLine)
|
|
{
|
|
int pointIndex = m_horizontalCount - (m_pointsPerSync + m_pointsPerBP);
|
|
int oddity = m_lineCount < m_nbLines2 + 1 ? 0 : 1;
|
|
int iLine = oddity == 0 ? m_lineCount : m_lineCount - m_nbLines2 - 1;
|
|
int iLineImage = iLine - m_nbBlankLines - (oddity == 0 ? m_nbSyncLinesHeadE : m_nbSyncLinesHeadO);
|
|
|
|
switch(m_running.m_atvModInput)
|
|
{
|
|
case ATVModInputHBars:
|
|
sample = (pointIndex / m_pointsPerHBar) * m_hBarIncrement + m_blackLevel;
|
|
break;
|
|
case ATVModInputVBars:
|
|
sample = (iLine / m_linesPerVBar) * m_vBarIncrement + m_blackLevel;
|
|
break;
|
|
case ATVModInputChessboard:
|
|
sample = (((iLine / m_linesPerVBar)*5 + (pointIndex / m_pointsPerHBar)) % 2) * m_spanLevel * m_running.m_uniformLevel + m_blackLevel;
|
|
break;
|
|
case ATVModInputHGradient:
|
|
sample = (pointIndex / (float) m_pointsPerImgLine) * m_spanLevel + m_blackLevel;
|
|
break;
|
|
case ATVModInputVGradient:
|
|
sample = ((iLine -5) / (float) m_nbImageLines2) * m_spanLevel + m_blackLevel;
|
|
break;
|
|
case ATVModInputImage:
|
|
if (!m_imageOK || (iLineImage < -oddity) || m_image.empty())
|
|
{
|
|
sample = m_spanLevel * m_running.m_uniformLevel + m_blackLevel;
|
|
}
|
|
else
|
|
{
|
|
unsigned char pixv;
|
|
|
|
if (m_interleaved) {
|
|
pixv = m_image.at<unsigned char>(2*iLineImage + oddity, pointIndex); // row (y), col (x)
|
|
} else {
|
|
pixv = m_image.at<unsigned char>(iLineImage, pointIndex); // row (y), col (x)
|
|
}
|
|
|
|
sample = (pixv / 256.0f) * m_spanLevel + m_blackLevel;
|
|
}
|
|
break;
|
|
case ATVModInputVideo:
|
|
if (!m_videoOK || (iLineImage < -oddity) || m_videoFrame.empty())
|
|
{
|
|
sample = m_spanLevel * m_running.m_uniformLevel + m_blackLevel;
|
|
}
|
|
else
|
|
{
|
|
unsigned char pixv;
|
|
|
|
if (m_interleaved) {
|
|
pixv = m_videoFrame.at<unsigned char>(2*iLineImage + oddity, pointIndex); // row (y), col (x)
|
|
} else {
|
|
pixv = m_videoFrame.at<unsigned char>(iLineImage, pointIndex); // row (y), col (x)
|
|
}
|
|
|
|
sample = (pixv / 256.0f) * m_spanLevel + m_blackLevel;
|
|
}
|
|
break;
|
|
case ATVModInputCamera:
|
|
if ((iLineImage < -oddity) || (m_cameraIndex < 0))
|
|
{
|
|
sample = m_spanLevel * m_running.m_uniformLevel + m_blackLevel;
|
|
}
|
|
else
|
|
{
|
|
ATVCamera& camera = m_cameras[m_cameraIndex];
|
|
|
|
if (camera.m_videoFrame.empty())
|
|
{
|
|
sample = m_spanLevel * m_running.m_uniformLevel + m_blackLevel;
|
|
}
|
|
else
|
|
{
|
|
unsigned char pixv;
|
|
|
|
if (m_interleaved) {
|
|
pixv = camera.m_videoFrame.at<unsigned char>(2*iLineImage + oddity, pointIndex); // row (y), col (x)
|
|
} else {
|
|
pixv = camera.m_videoFrame.at<unsigned char>(iLineImage, pointIndex); // row (y), col (x)
|
|
}
|
|
|
|
sample = (pixv / 256.0f) * m_spanLevel + m_blackLevel;
|
|
}
|
|
}
|
|
break;
|
|
case ATVModInputUniform:
|
|
default:
|
|
sample = m_spanLevel * m_running.m_uniformLevel + m_blackLevel;
|
|
}
|
|
}
|
|
else // front porch
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
}
|
|
|
|
inline void pullVSyncLineLongPulses(Real& sample)
|
|
{
|
|
int halfIndex = m_horizontalCount % (m_nbHorizPoints/2);
|
|
|
|
if (halfIndex < (m_nbHorizPoints/2) - m_pointsPerSync) // ultra-black
|
|
{
|
|
sample = 0.0f;
|
|
}
|
|
else // black
|
|
{
|
|
if (m_singleLongSync && (m_horizontalCount < m_nbHorizPoints/2)) {
|
|
sample = 0.0f;
|
|
} else {
|
|
sample = m_blackLevel;
|
|
}
|
|
}
|
|
}
|
|
|
|
inline void pullVSyncLineEqualizingPulses(Real& sample)
|
|
{
|
|
if (m_horizontalCount < m_pointsPerSync)
|
|
{
|
|
sample = 0.0f; // ultra-black
|
|
}
|
|
else if (m_horizontalCount < (m_nbHorizPoints/2))
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
else if (m_horizontalCount < (m_nbHorizPoints/2) + m_pointsPerFSync)
|
|
{
|
|
sample = 0.0f; // ultra-black
|
|
}
|
|
else
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
}
|
|
|
|
inline void pullVSyncLineEqualizingThenLongPulses(Real& sample)
|
|
{
|
|
if (m_horizontalCount < m_pointsPerSync)
|
|
{
|
|
sample = 0.0f; // ultra-black
|
|
}
|
|
else if (m_horizontalCount < (m_nbHorizPoints/2))
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
else if (m_horizontalCount < m_nbHorizPoints - m_pointsPerSync)
|
|
{
|
|
sample = 0.0f; // ultra-black
|
|
}
|
|
else
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
}
|
|
|
|
inline void pullVSyncLineLongThenEqualizingPulses(Real& sample)
|
|
{
|
|
if (m_horizontalCount < (m_nbHorizPoints/2) - m_pointsPerSync)
|
|
{
|
|
sample = 0.0f; // ultra-black
|
|
}
|
|
else if (m_horizontalCount < (m_nbHorizPoints/2))
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
else if (m_horizontalCount < (m_nbHorizPoints/2) + m_pointsPerFSync)
|
|
{
|
|
sample = 0.0f; // ultra-black
|
|
}
|
|
else
|
|
{
|
|
sample = m_blackLevel; // black
|
|
}
|
|
}
|
|
|
|
inline void pullVSyncLine(Real& sample)
|
|
{
|
|
if (m_lineCount < m_nbLines2 + 1) // even
|
|
{
|
|
int fieldLine = m_lineCount;
|
|
|
|
if (fieldLine < m_nbLongSyncLines) // 0,1: Whole line "long" pulses
|
|
{
|
|
pullVSyncLineLongPulses(sample);
|
|
}
|
|
else if (fieldLine < m_nbLongSyncLines + m_nbHalfLongSync) // long pulse then equalizing pulse
|
|
{
|
|
pullVSyncLineLongThenEqualizingPulses(sample);
|
|
}
|
|
else if (fieldLine < m_nbLongSyncLines + m_nbHalfLongSync + m_nbWholeEqLines) // Whole line equalizing pulses
|
|
{
|
|
pullVSyncLineEqualizingPulses(sample);
|
|
}
|
|
else if (fieldLine > m_nbLines2 - m_nbHalfLongSync) // equalizing pulse then long pulse
|
|
{
|
|
pullVSyncLineEqualizingThenLongPulses(sample);
|
|
}
|
|
else if (fieldLine > m_nbLines2 - m_nbHalfLongSync - m_nbWholeEqLines) // Whole line equalizing pulses
|
|
{
|
|
pullVSyncLineEqualizingPulses(sample);
|
|
}
|
|
else // black images
|
|
{
|
|
if (m_horizontalCount < m_pointsPerSync)
|
|
{
|
|
sample = 0.0f;
|
|
}
|
|
else
|
|
{
|
|
sample = m_blankLineLvel;
|
|
}
|
|
}
|
|
}
|
|
else // odd
|
|
{
|
|
int fieldLine = m_lineCount - m_nbLines2 - 1;
|
|
|
|
if (fieldLine < m_nbLongSyncLines) // 0,1: Whole line "long" pulses
|
|
{
|
|
pullVSyncLineLongPulses(sample);
|
|
}
|
|
else if (fieldLine < m_nbLongSyncLines + m_nbWholeEqLines) // Whole line equalizing pulses
|
|
{
|
|
pullVSyncLineEqualizingPulses(sample);
|
|
}
|
|
else if (fieldLine > m_nbLines2 - 1 - m_nbWholeEqLines - m_nbHalfLongSync) // Whole line equalizing pulses
|
|
{
|
|
pullVSyncLineEqualizingPulses(sample);
|
|
}
|
|
else // black images
|
|
{
|
|
if (m_horizontalCount < m_pointsPerSync)
|
|
{
|
|
sample = 0.0f;
|
|
}
|
|
else
|
|
{
|
|
sample = m_blankLineLvel;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
#endif /* PLUGINS_CHANNELTX_MODATV_ATVMOD_H_ */
|