mirror of
https://github.com/f4exb/sdrangel.git
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895 lines
29 KiB
C++
895 lines
29 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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#include <QDebug>
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#include <time.h>
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#include "opencv2/imgproc/imgproc.hpp"
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#include "dsp/upchannelizer.h"
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#include "atvmod.h"
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureATVMod, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureImageFileName, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureVideoFileName, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureVideoFileSourceSeek, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureVideoFileSourceStreamTiming, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgReportVideoFileSourceStreamTiming, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgReportVideoFileSourceStreamData, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureCameraIndex, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgReportCameraData, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureOverlayText, Message)
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MESSAGE_CLASS_DEFINITION(ATVMod::MsgConfigureShowOverlayText, Message)
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const float ATVMod::m_blackLevel = 0.3f;
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const float ATVMod::m_spanLevel = 0.7f;
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const int ATVMod::m_levelNbSamples = 10000; // every 10ms
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const int ATVMod::m_nbBars = 6;
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const int ATVMod::m_cameraFPSTestNbFrames = 100;
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ATVMod::ATVMod() :
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m_modPhasor(0.0f),
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m_evenImage(true),
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m_tvSampleRate(1000000),
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m_settingsMutex(QMutex::Recursive),
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m_horizontalCount(0),
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m_lineCount(0),
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m_imageOK(false),
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m_videoFPSq(1.0f),
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m_videoFPSCount(0.0f),
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m_videoPrevFPSCount(0),
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m_videoEOF(false),
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m_videoOK(false),
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m_cameraIndex(-1),
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m_showOverlayText(false)
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{
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setObjectName("ATVMod");
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scanCameras();
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m_config.m_outputSampleRate = 1000000;
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m_config.m_inputFrequencyOffset = 0;
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m_config.m_rfBandwidth = 1000000;
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m_config.m_atvModInput = ATVModInputHBars;
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m_config.m_atvStd = ATVStdPAL625;
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applyStandard();
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m_interpolatorDistanceRemain = 0.0f;
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m_interpolatorDistance = 1.0f;
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apply(true);
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m_movingAverage.resize(16, 0);
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}
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ATVMod::~ATVMod()
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{
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if (m_video.isOpened()) m_video.release();
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releaseCameras();
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}
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void ATVMod::configure(MessageQueue* messageQueue,
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Real rfBandwidth,
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ATVStd atvStd,
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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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{
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Message* cmd = MsgConfigureATVMod::create(
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rfBandwidth,
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atvStd,
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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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messageQueue->push(cmd);
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}
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void ATVMod::pullAudio(int nbSamples)
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{
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}
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void ATVMod::pull(Sample& sample)
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{
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if (m_running.m_channelMute)
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{
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sample.m_real = 0.0f;
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sample.m_imag = 0.0f;
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return;
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}
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Complex ci;
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m_settingsMutex.lock();
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if (m_tvSampleRate == m_running.m_outputSampleRate) // no interpolation nor decimation
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{
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modulateSample();
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pullFinalize(m_modSample, sample);
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}
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else
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{
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if (m_interpolatorDistance > 1.0f) // decimate
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{
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modulateSample();
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while (!m_interpolator.decimate(&m_interpolatorDistanceRemain, m_modSample, &ci))
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{
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modulateSample();
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}
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}
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else
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{
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if (m_interpolator.interpolate(&m_interpolatorDistanceRemain, m_modSample, &ci))
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{
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modulateSample();
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}
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}
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m_interpolatorDistanceRemain += m_interpolatorDistance;
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pullFinalize(ci, sample);
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}
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}
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void ATVMod::pullFinalize(Complex& ci, Sample& sample)
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{
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ci *= m_carrierNco.nextIQ(); // shift to carrier frequency
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m_settingsMutex.unlock();
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Real magsq = ci.real() * ci.real() + ci.imag() * ci.imag();
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magsq /= (1<<30);
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m_movingAverage.feed(magsq);
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sample.m_real = (FixReal) ci.real();
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sample.m_imag = (FixReal) ci.imag();
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}
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void ATVMod::modulateSample()
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{
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Real t;
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pullVideo(t);
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calculateLevel(t);
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switch (m_running.m_atvModulation)
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{
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case ATVModulationFM: // FM half bandwidth deviation
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m_modPhasor += (t - 0.5f) * M_PI;
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if (m_modPhasor > 2.0f * M_PI) m_modPhasor -= 2.0f * M_PI; // limit growth
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if (m_modPhasor < 2.0f * M_PI) m_modPhasor += 2.0f * M_PI; // limit growth
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m_modSample.real(cos(m_modPhasor) * 29204.0f); // -1 dB
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m_modSample.imag(sin(m_modPhasor) * 29204.0f);
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break;
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case ATVModulationAM: // AM 90%
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default:
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m_modSample.real((t*1.8f + 0.1f) * 16384.0f); // modulate and scale zero frequency carrier
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m_modSample.imag(0.0f);
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}
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}
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void ATVMod::pullVideo(Real& sample)
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{
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int iLine = m_lineCount % m_nbLines2;
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if (m_lineCount < m_nbLines2) // even image or non interlaced
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{
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if (iLine < m_nbSyncLinesHead)
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{
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pullVSyncLine(sample);
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}
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else if (iLine < m_nbSyncLinesHead + m_nbBlankLines)
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{
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pullVSyncLine(sample); // pull black line
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}
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else if (iLine < m_nbLines2 - 3)
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{
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pullImageLine(sample);
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}
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else
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{
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pullVSyncLine(sample);
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}
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}
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else // odd image
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{
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if (iLine < m_nbSyncLinesHead - 1)
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{
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pullVSyncLine(sample);
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}
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else if (iLine < m_nbSyncLinesHead + m_nbBlankLines - 1)
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{
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pullVSyncLine(sample); // pull black line
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}
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else if (iLine < m_nbLines2 - 4)
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{
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pullImageLine(sample);
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}
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else
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{
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pullVSyncLine(sample);
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}
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}
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if (m_horizontalCount < m_nbHorizPoints - 1)
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{
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m_horizontalCount++;
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}
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else
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{
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if (m_lineCount < m_nbLines - 1)
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{
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m_lineCount++;
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if (m_lineCount > (m_nbLines/2)) m_evenImage = !m_evenImage;
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}
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else // new image
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{
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m_lineCount = 0;
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m_evenImage = !m_evenImage;
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if ((m_running.m_atvModInput == ATVModInputVideo) && m_videoOK && (m_running.m_videoPlay) && !m_videoEOF)
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{
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int grabOK;
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int fpsIncrement = (int) m_videoFPSCount - m_videoPrevFPSCount;
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// move a number of frames according to increment
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// use grab to test for EOF then retrieve to preserve last valid frame as the current original frame
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// TODO: handle pause (no move)
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for (int i = 0; i < fpsIncrement; i++)
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{
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grabOK = m_video.grab();
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if (!grabOK) break;
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}
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if (grabOK)
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{
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cv::Mat colorFrame;
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m_video.retrieve(colorFrame);
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if (!colorFrame.empty()) // some frames may not come out properly
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{
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if (m_showOverlayText) {
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mixImageAndText(colorFrame);
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}
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cv::cvtColor(colorFrame, m_videoframeOriginal, CV_BGR2GRAY);
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resizeVideo();
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}
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}
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else
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{
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if (m_running.m_videoPlayLoop) { // play loop
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seekVideoFileStream(0);
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} else { // stops
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m_videoEOF = true;
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}
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}
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if (m_videoFPSCount < m_videoFPS)
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{
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m_videoPrevFPSCount = (int) m_videoFPSCount;
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m_videoFPSCount += m_videoFPSq;
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}
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else
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{
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m_videoPrevFPSCount = 0;
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m_videoFPSCount = m_videoFPSq;
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}
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}
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else if ((m_running.m_atvModInput == ATVModInputCamera) && (m_running.m_cameraPlay))
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{
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ATVCamera& camera = m_cameras[m_cameraIndex]; // currently selected canera
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if (camera.m_videoFPS < 0.0f) // default frame rate when it could not be obtained via get
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{
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time_t start, end;
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cv::Mat frame;
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MsgReportCameraData *report;
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report = MsgReportCameraData::create(
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camera.m_cameraNumber,
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0.0f,
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camera.m_videoWidth,
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camera.m_videoHeight,
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1); // open splash screen on GUI side
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getOutputMessageQueue()->push(report);
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int nbFrames = 0;
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time(&start);
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for (int i = 0; i < m_cameraFPSTestNbFrames; i++)
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{
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camera.m_camera >> frame;
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if (!frame.empty()) nbFrames++;
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}
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time(&end);
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double seconds = difftime (end, start);
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// take a 10% guard and divide bandwidth between all cameras as a hideous hack
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camera.m_videoFPS = ((nbFrames / seconds) * 0.9) / m_cameras.size();
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camera.m_videoFPSq = camera.m_videoFPS / m_fps;
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camera.m_videoFPSCount = camera.m_videoFPSq;
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camera.m_videoPrevFPSCount = 0;
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report = MsgReportCameraData::create(
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camera.m_cameraNumber,
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camera.m_videoFPS,
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camera.m_videoWidth,
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camera.m_videoHeight,
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2); // close splash screen on GUI side
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getOutputMessageQueue()->push(report);
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}
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else if (camera.m_videoFPS == 0.0f) // Hideous hack for windows
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{
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camera.m_videoFPS = 5.0f;
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camera.m_videoFPSq = camera.m_videoFPS / m_fps;
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camera.m_videoFPSCount = camera.m_videoFPSq;
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camera.m_videoPrevFPSCount = 0;
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MsgReportCameraData *report;
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report = MsgReportCameraData::create(
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camera.m_cameraNumber,
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camera.m_videoFPS,
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camera.m_videoWidth,
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camera.m_videoHeight,
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0);
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getOutputMessageQueue()->push(report);
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}
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int fpsIncrement = (int) camera.m_videoFPSCount - camera.m_videoPrevFPSCount;
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// move a number of frames according to increment
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// use grab to test for EOF then retrieve to preserve last valid frame as the current original frame
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cv::Mat colorFrame;
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for (int i = 0; i < fpsIncrement; i++)
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{
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camera.m_camera >> colorFrame;
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if (colorFrame.empty()) break;
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}
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if (!colorFrame.empty()) // some frames may not come out properly
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{
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if (m_showOverlayText) {
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mixImageAndText(colorFrame);
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}
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cv::cvtColor(colorFrame, camera.m_videoframeOriginal, CV_BGR2GRAY);
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resizeCamera();
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}
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if (camera.m_videoFPSCount < camera.m_videoFPS)
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{
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camera.m_videoPrevFPSCount = (int) camera.m_videoFPSCount;
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camera.m_videoFPSCount += camera.m_videoFPSq;
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}
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else
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{
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camera.m_videoPrevFPSCount = 0;
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camera.m_videoFPSCount = camera.m_videoFPSq;
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}
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}
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}
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m_horizontalCount = 0;
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}
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}
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void ATVMod::calculateLevel(Real& sample)
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{
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if (m_levelCalcCount < m_levelNbSamples)
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{
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m_peakLevel = std::max(std::fabs(m_peakLevel), sample);
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m_levelSum += sample * sample;
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m_levelCalcCount++;
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}
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else
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{
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qreal rmsLevel = std::sqrt(m_levelSum / m_levelNbSamples);
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//qDebug("NFMMod::calculateLevel: %f %f", rmsLevel, m_peakLevel);
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emit levelChanged(rmsLevel, m_peakLevel, m_levelNbSamples);
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m_peakLevel = 0.0f;
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m_levelSum = 0.0f;
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m_levelCalcCount = 0;
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}
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}
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void ATVMod::start()
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{
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qDebug() << "ATVMod::start: m_outputSampleRate: " << m_config.m_outputSampleRate
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<< " m_inputFrequencyOffset: " << m_config.m_inputFrequencyOffset;
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}
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void ATVMod::stop()
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{
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}
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bool ATVMod::handleMessage(const Message& cmd)
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{
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if (UpChannelizer::MsgChannelizerNotification::match(cmd))
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{
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UpChannelizer::MsgChannelizerNotification& notif = (UpChannelizer::MsgChannelizerNotification&) cmd;
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m_config.m_outputSampleRate = notif.getSampleRate();
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m_config.m_inputFrequencyOffset = notif.getFrequencyOffset();
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apply();
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qDebug() << "ATVMod::handleMessage: MsgChannelizerNotification:"
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<< " m_outputSampleRate: " << m_config.m_outputSampleRate
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<< " m_inputFrequencyOffset: " << m_config.m_inputFrequencyOffset;
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return true;
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}
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else if (MsgConfigureATVMod::match(cmd))
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{
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MsgConfigureATVMod& cfg = (MsgConfigureATVMod&) cmd;
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m_config.m_rfBandwidth = cfg.getRFBandwidth();
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m_config.m_atvModInput = cfg.getATVModInput();
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m_config.m_atvStd = cfg.getATVStd();
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m_config.m_uniformLevel = cfg.getUniformLevel();
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m_config.m_atvModulation = cfg.getModulation();
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m_config.m_videoPlayLoop = cfg.getVideoPlayLoop();
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m_config.m_videoPlay = cfg.getVideoPlay();
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m_config.m_cameraPlay = cfg.getCameraPlay();
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m_config.m_channelMute = cfg.getChannelMute();
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apply();
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qDebug() << "ATVMod::handleMessage: MsgConfigureATVMod:"
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<< " m_rfBandwidth: " << m_config.m_rfBandwidth
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<< " m_atvStd: " << (int) m_config.m_atvStd
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<< " m_atvModInput: " << (int) m_config.m_atvModInput
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<< " m_uniformLevel: " << m_config.m_uniformLevel
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<< " m_atvModulation: " << (int) m_config.m_atvModulation
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<< " m_videoPlayLoop: " << m_config.m_videoPlayLoop
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<< " m_videoPlay: " << m_config.m_videoPlay
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<< " m_cameraPlay: " << m_config.m_cameraPlay
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<< " m_channelMute: " << m_config.m_channelMute;
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return true;
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}
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else if (MsgConfigureImageFileName::match(cmd))
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{
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MsgConfigureImageFileName& conf = (MsgConfigureImageFileName&) cmd;
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openImage(conf.getFileName());
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return true;
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}
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else if (MsgConfigureVideoFileName::match(cmd))
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{
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MsgConfigureVideoFileName& conf = (MsgConfigureVideoFileName&) cmd;
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openVideo(conf.getFileName());
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return true;
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}
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else if (MsgConfigureVideoFileSourceSeek::match(cmd))
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{
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MsgConfigureVideoFileSourceSeek& conf = (MsgConfigureVideoFileSourceSeek&) cmd;
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int seekPercentage = conf.getPercentage();
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seekVideoFileStream(seekPercentage);
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return true;
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}
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else if (MsgConfigureVideoFileSourceStreamTiming::match(cmd))
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{
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int framesCount;
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if (m_videoOK && m_video.isOpened())
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{
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framesCount = m_video.get(CV_CAP_PROP_POS_FRAMES);;
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} else {
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framesCount = 0;
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}
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MsgReportVideoFileSourceStreamTiming *report;
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report = MsgReportVideoFileSourceStreamTiming::create(framesCount);
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getOutputMessageQueue()->push(report);
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return true;
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}
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else if (MsgConfigureCameraIndex::match(cmd))
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{
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MsgConfigureCameraIndex& cfg = (MsgConfigureCameraIndex&) cmd;
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int index = cfg.getIndex();
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if (index < m_cameras.size())
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{
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m_cameraIndex = index;
|
|
MsgReportCameraData *report;
|
|
report = MsgReportCameraData::create(
|
|
m_cameras[m_cameraIndex].m_cameraNumber,
|
|
m_cameras[m_cameraIndex].m_videoFPS,
|
|
m_cameras[m_cameraIndex].m_videoWidth,
|
|
m_cameras[m_cameraIndex].m_videoHeight,
|
|
0);
|
|
getOutputMessageQueue()->push(report);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
else if (MsgConfigureOverlayText::match(cmd))
|
|
{
|
|
MsgConfigureOverlayText& cfg = (MsgConfigureOverlayText&) cmd;
|
|
m_overlayText = cfg.getOverlayText().toStdString();
|
|
return true;
|
|
}
|
|
else if (MsgConfigureShowOverlayText::match(cmd))
|
|
{
|
|
MsgConfigureShowOverlayText& cfg = (MsgConfigureShowOverlayText&) cmd;
|
|
bool showOverlayText = cfg.getShowOverlayText();
|
|
|
|
if (!m_imageFromFile.empty())
|
|
{
|
|
m_imageFromFile.copyTo(m_imageOriginal);
|
|
|
|
if (showOverlayText) {
|
|
qDebug("ATVMod::handleMessage: overlay text");
|
|
mixImageAndText(m_imageOriginal);
|
|
} else{
|
|
qDebug("ATVMod::handleMessage: clear text");
|
|
}
|
|
|
|
resizeImage();
|
|
}
|
|
|
|
m_showOverlayText = showOverlayText;
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
void ATVMod::apply(bool force)
|
|
{
|
|
if ((m_config.m_outputSampleRate != m_running.m_outputSampleRate) ||
|
|
(m_config.m_atvStd != m_running.m_atvStd) ||
|
|
(m_config.m_rfBandwidth != m_running.m_rfBandwidth) || force)
|
|
{
|
|
int rateUnits = getSampleRateUnits(m_config.m_atvStd);
|
|
m_tvSampleRate = (m_config.m_outputSampleRate / rateUnits) * rateUnits; // make sure working sample rate is a multiple of rate units
|
|
|
|
m_settingsMutex.lock();
|
|
|
|
if (m_tvSampleRate > 0)
|
|
{
|
|
m_interpolatorDistanceRemain = 0;
|
|
m_interpolatorDistance = (Real) m_tvSampleRate / (Real) m_config.m_outputSampleRate;
|
|
m_interpolator.create(48, m_tvSampleRate, m_config.m_rfBandwidth / 2.2, 3.0);
|
|
}
|
|
else
|
|
{
|
|
m_tvSampleRate = m_config.m_outputSampleRate;
|
|
}
|
|
|
|
applyStandard(); // set all timings
|
|
m_settingsMutex.unlock();
|
|
}
|
|
|
|
if ((m_config.m_inputFrequencyOffset != m_running.m_inputFrequencyOffset) ||
|
|
(m_config.m_outputSampleRate != m_running.m_outputSampleRate))
|
|
{
|
|
m_settingsMutex.lock();
|
|
m_carrierNco.setFreq(m_config.m_inputFrequencyOffset, m_config.m_outputSampleRate);
|
|
m_settingsMutex.unlock();
|
|
}
|
|
|
|
m_running.m_outputSampleRate = m_config.m_outputSampleRate;
|
|
m_running.m_inputFrequencyOffset = m_config.m_inputFrequencyOffset;
|
|
m_running.m_rfBandwidth = m_config.m_rfBandwidth;
|
|
m_running.m_atvModInput = m_config.m_atvModInput;
|
|
m_running.m_atvStd = m_config.m_atvStd;
|
|
m_running.m_uniformLevel = m_config.m_uniformLevel;
|
|
m_running.m_atvModulation = m_config.m_atvModulation;
|
|
m_running.m_videoPlayLoop = m_config.m_videoPlayLoop;
|
|
m_running.m_videoPlay = m_config.m_videoPlay;
|
|
m_running.m_cameraPlay = m_config.m_cameraPlay;
|
|
m_running.m_channelMute = m_config.m_channelMute;
|
|
}
|
|
|
|
int ATVMod::getSampleRateUnits(ATVStd std)
|
|
{
|
|
switch(std)
|
|
{
|
|
case ATVStdPAL525:
|
|
return 1008000;
|
|
break;
|
|
case ATVStdPAL625:
|
|
default:
|
|
return 1000000; // Exact MS/s - us
|
|
}
|
|
}
|
|
|
|
void ATVMod::applyStandard()
|
|
{
|
|
int rateUnits = getSampleRateUnits(m_config.m_atvStd);
|
|
m_pointsPerTU = m_tvSampleRate / rateUnits; // TV sample rate is already set at a multiple of rate units
|
|
|
|
switch(m_config.m_atvStd)
|
|
{
|
|
case ATVStdPAL525: // Follows PAL-M standard
|
|
m_pointsPerSync = (uint32_t) roundf(4.7f * m_pointsPerTU); // normal sync pulse (4.7/1.008 us)
|
|
m_pointsPerBP = (uint32_t) roundf(4.7f * m_pointsPerTU); // back porch (4.7/1.008 us)
|
|
m_pointsPerFP = (uint32_t) roundf(1.5f * m_pointsPerTU); // front porch (1.5/1.008 us)
|
|
m_pointsPerFSync = (uint32_t) roundf(2.3f * m_pointsPerTU); // equalizing pulse (2.3/1.008 us)
|
|
// what is left in a 64/1.008 us line for the image
|
|
m_pointsPerImgLine = 64 * m_pointsPerTU - m_pointsPerSync - m_pointsPerBP - m_pointsPerFP;
|
|
m_nbLines = 525;
|
|
m_nbLines2 = 263;
|
|
m_nbImageLines = 510;
|
|
m_nbImageLines2 = 255;
|
|
m_interlaced = true;
|
|
m_nbHorizPoints = 64 * m_pointsPerTU; // full line
|
|
m_nbSyncLinesHead = 5;
|
|
m_nbBlankLines = 15; // yields 480 lines (255 - 15) * 2
|
|
m_pointsPerHBar = m_pointsPerImgLine / m_nbBars;
|
|
m_linesPerVBar = m_nbImageLines2 / m_nbBars;
|
|
m_hBarIncrement = m_spanLevel / (float) m_nbBars;
|
|
m_vBarIncrement = m_spanLevel / (float) m_nbBars;
|
|
m_fps = 30.0f;
|
|
break;
|
|
case ATVStdPAL625: // Follows PAL-B/G/H standard
|
|
default:
|
|
m_pointsPerSync = (uint32_t) roundf(4.7f * m_pointsPerTU); // normal sync pulse (4.7 us)
|
|
m_pointsPerBP = (uint32_t) roundf(4.7f * m_pointsPerTU); // back porch (4.7 us)
|
|
m_pointsPerFP = (uint32_t) roundf(1.5f * m_pointsPerTU); // front porch (1.5 us)
|
|
m_pointsPerFSync = (uint32_t) roundf(2.3f * m_pointsPerTU); // equalizing pulse (2.3 us)
|
|
// what is left in a 64 us line for the image
|
|
m_pointsPerImgLine = 64 * m_pointsPerTU - m_pointsPerSync - m_pointsPerBP - m_pointsPerFP;
|
|
m_nbLines = 625;
|
|
m_nbLines2 = 313;
|
|
m_nbImageLines = 610;
|
|
m_nbImageLines2 = 305;
|
|
m_interlaced = true;
|
|
m_nbHorizPoints = 64 * m_pointsPerTU; // full line
|
|
m_nbSyncLinesHead = 5;
|
|
m_nbBlankLines = 17; // yields 576 lines (305 - 17) * 2
|
|
m_pointsPerHBar = m_pointsPerImgLine / m_nbBars;
|
|
m_linesPerVBar = m_nbImageLines2 / m_nbBars;
|
|
m_hBarIncrement = m_spanLevel / (float) m_nbBars;
|
|
m_vBarIncrement = m_spanLevel / (float) m_nbBars;
|
|
m_fps = 25.0f;
|
|
}
|
|
|
|
if (m_imageOK)
|
|
{
|
|
resizeImage();
|
|
}
|
|
|
|
if (m_videoOK)
|
|
{
|
|
calculateVideoSizes();
|
|
resizeVideo();
|
|
}
|
|
|
|
calculateCamerasSizes();
|
|
}
|
|
|
|
void ATVMod::openImage(const QString& fileName)
|
|
{
|
|
m_imageFromFile = cv::imread(qPrintable(fileName), CV_LOAD_IMAGE_GRAYSCALE);
|
|
m_imageOK = m_imageFromFile.data != 0;
|
|
|
|
if (m_imageOK)
|
|
{
|
|
m_imageFromFile.copyTo(m_imageOriginal);
|
|
|
|
if (m_showOverlayText) {
|
|
mixImageAndText(m_imageOriginal);
|
|
}
|
|
|
|
resizeImage();
|
|
}
|
|
}
|
|
|
|
void ATVMod::openVideo(const QString& fileName)
|
|
{
|
|
//if (m_videoOK && m_video.isOpened()) m_video.release(); should be done by OpenCV in open method
|
|
|
|
m_videoOK = m_video.open(qPrintable(fileName));
|
|
|
|
if (m_videoOK)
|
|
{
|
|
m_videoFPS = m_video.get(CV_CAP_PROP_FPS);
|
|
m_videoWidth = (int) m_video.get(CV_CAP_PROP_FRAME_WIDTH);
|
|
m_videoHeight = (int) m_video.get(CV_CAP_PROP_FRAME_HEIGHT);
|
|
m_videoLength = (int) m_video.get(CV_CAP_PROP_FRAME_COUNT);
|
|
int ex = static_cast<int>(m_video.get(CV_CAP_PROP_FOURCC));
|
|
char ext[] = {(char)(ex & 0XFF),(char)((ex & 0XFF00) >> 8),(char)((ex & 0XFF0000) >> 16),(char)((ex & 0XFF000000) >> 24),0};
|
|
|
|
qDebug("ATVMod::openVideo: %s FPS: %f size: %d x %d #frames: %d codec: %s",
|
|
m_video.isOpened() ? "OK" : "KO",
|
|
m_videoFPS,
|
|
m_videoWidth,
|
|
m_videoHeight,
|
|
m_videoLength,
|
|
ext);
|
|
|
|
calculateVideoSizes();
|
|
m_videoEOF = false;
|
|
|
|
MsgReportVideoFileSourceStreamData *report;
|
|
report = MsgReportVideoFileSourceStreamData::create(m_videoFPS, m_videoLength);
|
|
getOutputMessageQueue()->push(report);
|
|
}
|
|
else
|
|
{
|
|
qDebug("ATVMod::openVideo: cannot open video file");
|
|
}
|
|
}
|
|
|
|
void ATVMod::resizeImage()
|
|
{
|
|
float fy = (m_nbImageLines - 2*m_nbBlankLines) / (float) m_imageOriginal.rows;
|
|
float fx = m_pointsPerImgLine / (float) m_imageOriginal.cols;
|
|
cv::resize(m_imageOriginal, m_image, cv::Size(), fx, fy);
|
|
qDebug("ATVMod::resizeImage: %d x %d -> %d x %d", m_imageOriginal.cols, m_imageOriginal.rows, m_image.cols, m_image.rows);
|
|
}
|
|
|
|
void ATVMod::calculateVideoSizes()
|
|
{
|
|
m_videoFy = (m_nbImageLines - 2*m_nbBlankLines) / (float) m_videoHeight;
|
|
m_videoFx = m_pointsPerImgLine / (float) m_videoWidth;
|
|
m_videoFPSq = m_videoFPS / m_fps;
|
|
m_videoFPSCount = m_videoFPSq;
|
|
m_videoPrevFPSCount = 0;
|
|
|
|
qDebug("ATVMod::calculateVideoSizes: factors: %f x %f FPSq: %f", m_videoFx, m_videoFy, m_videoFPSq);
|
|
}
|
|
|
|
void ATVMod::resizeVideo()
|
|
{
|
|
if (!m_videoframeOriginal.empty()) {
|
|
cv::resize(m_videoframeOriginal, m_videoFrame, cv::Size(), m_videoFx, m_videoFy); // resize current frame
|
|
}
|
|
}
|
|
|
|
void ATVMod::calculateCamerasSizes()
|
|
{
|
|
for (std::vector<ATVCamera>::iterator it = m_cameras.begin(); it != m_cameras.end(); ++it)
|
|
{
|
|
it->m_videoFy = (m_nbImageLines - 2*m_nbBlankLines) / (float) it->m_videoHeight;
|
|
it->m_videoFx = m_pointsPerImgLine / (float) it->m_videoWidth;
|
|
it->m_videoFPSq = it->m_videoFPS / m_fps;
|
|
it->m_videoFPSCount = it->m_videoFPSq;
|
|
it->m_videoPrevFPSCount = 0;
|
|
|
|
qDebug("ATVMod::calculateCamerasSizes: [%d] factors: %f x %f FPSq: %f", (int) (it - m_cameras.begin()), it->m_videoFx, it->m_videoFy, it->m_videoFPSq);
|
|
}
|
|
}
|
|
|
|
void ATVMod::resizeCameras()
|
|
{
|
|
for (std::vector<ATVCamera>::iterator it = m_cameras.begin(); it != m_cameras.end(); ++it)
|
|
{
|
|
if (!it->m_videoframeOriginal.empty()) {
|
|
cv::resize(it->m_videoframeOriginal, it->m_videoFrame, cv::Size(), it->m_videoFx, it->m_videoFy); // resize current frame
|
|
}
|
|
}
|
|
}
|
|
|
|
void ATVMod::resizeCamera()
|
|
{
|
|
ATVCamera& camera = m_cameras[m_cameraIndex];
|
|
|
|
if (!camera.m_videoframeOriginal.empty()) {
|
|
cv::resize(camera.m_videoframeOriginal, camera.m_videoFrame, cv::Size(), camera.m_videoFx, camera.m_videoFy); // resize current frame
|
|
}
|
|
}
|
|
|
|
void ATVMod::seekVideoFileStream(int seekPercentage)
|
|
{
|
|
QMutexLocker mutexLocker(&m_settingsMutex);
|
|
|
|
if ((m_videoOK) && m_video.isOpened())
|
|
{
|
|
int seekPoint = ((m_videoLength * seekPercentage) / 100);
|
|
m_video.set(CV_CAP_PROP_POS_FRAMES, seekPoint);
|
|
m_videoFPSCount = m_videoFPSq;
|
|
m_videoPrevFPSCount = 0;
|
|
m_videoEOF = false;
|
|
}
|
|
}
|
|
|
|
void ATVMod::scanCameras()
|
|
{
|
|
for (int i = 0; i < 4; i++)
|
|
{
|
|
ATVCamera newCamera;
|
|
m_cameras.push_back(newCamera);
|
|
m_cameras.back().m_cameraNumber = i;
|
|
m_cameras.back().m_camera.open(i);
|
|
|
|
if (m_cameras.back().m_camera.isOpened())
|
|
{
|
|
m_cameras.back().m_videoFPS = m_cameras.back().m_camera.get(CV_CAP_PROP_FPS);
|
|
m_cameras.back().m_videoWidth = (int) m_cameras.back().m_camera.get(CV_CAP_PROP_FRAME_WIDTH);
|
|
m_cameras.back().m_videoHeight = (int) m_cameras.back().m_camera.get(CV_CAP_PROP_FRAME_HEIGHT);
|
|
|
|
//m_cameras.back().m_videoFPS = m_cameras.back().m_videoFPS < 0 ? 16.3f : m_cameras.back().m_videoFPS;
|
|
|
|
qDebug("ATVMod::scanCameras: [%d] FPS: %f %dx%d",
|
|
i,
|
|
m_cameras.back().m_videoFPS,
|
|
m_cameras.back().m_videoWidth ,
|
|
m_cameras.back().m_videoHeight);
|
|
}
|
|
else
|
|
{
|
|
m_cameras.pop_back();
|
|
}
|
|
}
|
|
|
|
if (m_cameras.size() > 0)
|
|
{
|
|
calculateCamerasSizes();
|
|
m_cameraIndex = 0;
|
|
}
|
|
}
|
|
|
|
void ATVMod::releaseCameras()
|
|
{
|
|
for (std::vector<ATVCamera>::iterator it = m_cameras.begin(); it != m_cameras.end(); ++it)
|
|
{
|
|
if (it->m_camera.isOpened()) it->m_camera.release();
|
|
}
|
|
}
|
|
|
|
void ATVMod::getCameraNumbers(std::vector<int>& numbers)
|
|
{
|
|
for (std::vector<ATVCamera>::iterator it = m_cameras.begin(); it != m_cameras.end(); ++it) {
|
|
numbers.push_back(it->m_cameraNumber);
|
|
}
|
|
|
|
if (m_cameras.size() > 0)
|
|
{
|
|
m_cameraIndex = 0;
|
|
MsgReportCameraData *report;
|
|
report = MsgReportCameraData::create(
|
|
m_cameras[0].m_cameraNumber,
|
|
m_cameras[0].m_videoFPS,
|
|
m_cameras[0].m_videoWidth,
|
|
m_cameras[0].m_videoHeight,
|
|
0);
|
|
getOutputMessageQueue()->push(report);
|
|
}
|
|
}
|
|
|
|
void ATVMod::mixImageAndText(cv::Mat& image)
|
|
{
|
|
int fontFace = cv::FONT_HERSHEY_PLAIN;
|
|
double fontScale = image.rows / 100.0;
|
|
int thickness = image.cols / 160;
|
|
int baseline=0;
|
|
|
|
cv::Size textSize = cv::getTextSize(m_overlayText, fontFace, fontScale, thickness, &baseline);
|
|
baseline += thickness;
|
|
|
|
// position the text in the top left corner
|
|
cv::Point textOrg(6, textSize.height+10);
|
|
// then put the text itself
|
|
cv::putText(image, m_overlayText, textOrg, fontFace, fontScale, cv::Scalar::all(255*m_running.m_uniformLevel), thickness, CV_AA);
|
|
}
|
|
|